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300 es\nprecision highp float;\n\nin vec3 position;\nin vec2 texcoord;\nout vec2 outTex;\n\nvoid main () {\n  gl_Position = vec4(position, 1.0);\n\toutTex = texcoord;\n}\n",zp=function(){function t(){if(r(this,t),this.isSupported=!1,this.vertexShader=null,"undefined"!=typeof window){this.canvas=document.createElement("canvas"),this.context=this.canvas.getContext("webgl2");var e=this.context;e?(this.isSupported=!0,e.getExtension("EXT_color_buffer_float"),this.MAX_TEXTURE_SIZE=e.getParameter(e.MAX_TEXTURE_SIZE),this.MAX_TEXTURE_IMAGE_UNITS=e.getParameter(e.MAX_TEXTURE_IMAGE_UNITS),this.init()):console.log("Unable to initialize WebGL2 -- your browser may not support it.")}this._refs={textures:[],buffers:[]}}return i(t,[{key:"init",value:function t(){this.createCommonVertexShader()}},{key:"createCommonVertexShader",value:function t(){var e=this.context,n=e.createShader(e.VERTEX_SHADER);e.shaderSource(n,Lp),e.compileShader(n),e.getShaderParameter(n,e.COMPILE_STATUS)||(console.error(e.getShaderInfoLog(n)),e.deleteShader(n),this.isSupported=!1),this.vertexShader=n}},{key:"compileProgram",value:function t(e){var n=this.context,r=n.createShader(n.FRAGMENT_SHADER);n.shaderSource(r,e),n.compileShader(r);var o=n.getShaderParameter(r,n.COMPILE_STATUS);o||(console.error(n.getShaderInfoLog(r)),n.deleteShader(r),this.isSupported=!1);var i=n.createProgram();return n.attachShader(i,this.vertexShader),n.attachShader(i,r),n.linkProgram(i),o=n.getProgramParameter(i,n.LINK_STATUS),o||(console.error(n.getProgramInfoLog(i)),this.isSupported=!1),this.setupVertices(i),i}},{key:"setupVertices",value:function t(e){var n=this.context,r=n.getAttribLocation(e,"position"),o=n.createBuffer();n.bindBuffer(n.ARRAY_BUFFER,o),this.storeRef("buffer",o),n.bufferData(n.ARRAY_BUFFER,new Float32Array([-1,-1,0,1,-1,0,1,1,0,-1,1,0]),n.STATIC_DRAW),n.vertexAttribPointer(r,3,n.FLOAT,!1,0,0),n.enableVertexAttribArray(r);var i=n.getAttribLocation(e,"texcoord"),a=n.createBuffer();n.bindBuffer(n.ARRAY_BUFFER,a),n.bufferData(n.ARRAY_BUFFER,new Float32Array([0,0,1,0,1,1,0,1]),n.STATIC_DRAW),n.vertexAttribPointer(i,2,n.FLOAT,!1,0,0),n.enableVertexAttribArray(i),this.storeRef("buffer",a);var s=n.createBuffer();n.bindBuffer(n.ELEMENT_ARRAY_BUFFER,s),n.bufferData(n.ELEMENT_ARRAY_BUFFER,new Uint16Array([0,1,2,0,2,3]),n.STATIC_DRAW),this.storeRef("buffer",s)}},{key:"selectProgram",value:function t(e){this.context.useProgram(e)}},{key:"bindUniforms",value:function t(e,n){var r=this.context;n.forEach(function(t){var n=t.value,o=t.type,i=t.name,a=r.getUniformLocation(e,i);"float"===o?r.uniform1f(a,n):"int"!==o&&"bool"!==o||r.uniform1i(a,n)})}},{key:"bindInputTextures",value:function t(e,n,r){var o=this,i=this.context;n.forEach(function(t,n){var a=t.input,s=t.name;if(i.activeTexture(i.TEXTURE0+n),a.glTextureFragments)if(a.glTextureFragmentsAsColStack){var u=o.getWebGLTextureOptions(a.glTextureType,a.glTextureFormat),c=u.textureTarget;i.bindTexture(c,a.glTextureFragmentsAsColStack)}else{var l=o.getWebGLTextureOptions(a.glTextureType,a.glTextureFormat),p=l.textureTarget;i.bindTexture(p,a.glTextureFragments[r])}else{var h=o.getWebGLTextureOptions(a.glTextureType,a.glTextureFormat),f=h.textureTarget;i.bindTexture(f,a.glTexture)}i.uniform1i(i.getUniformLocation(e,s),n)})}},{key:"bindOutputTexture",value:function t(e,n){var r=this.context;r.viewport(0,0,n[1],n[0]),this.framebuffer=this.framebuffer||r.createFramebuffer(),r.bindFramebuffer(r.FRAMEBUFFER,this.framebuffer),r.framebufferTexture2D(r.FRAMEBUFFER,r.COLOR_ATTACHMENT0,r.TEXTURE_2D,e,0)}},{key:"runProgram",value:function t(e){var n=e.program,r=e.output,o=e.inputs,i=e.uniforms,a=e.supportsTextureFragments,s=void 0!==a&&a;if(!n)throw new Error("[WebGL2] missing program");if(!r)throw new Error("[WebGL2] missing output");if(!o)throw new Error("[WebGL2] missing inputs");var u=this.context;if(this.selectProgram(n),i&&Array.isArray(i)&&this.bindUniforms(n,i),r.glTextureFragments){if(!s)throw new Error("[WebGL2] program does not support texture fragments");var c=o.filter(function(t){return t.input.glTextureFragments&&!t.input.glTextureFragmentsAsColStack}),l=r.glTextureFragments.length;if(c.some(function(t){return t.input.glTextureFragments.length!==l}))throw new Error("[WebGL2] number of texture fragments in inputs and output do not match");for(var p=0;p<l;p++)this.bindOutputTexture(r.glTextureFragments[p],r.glTextureFragmentShape),this.bindInputTextures(n,o,p),u.drawElements(u.TRIANGLES,6,u.UNSIGNED_SHORT,0)}else this.bindOutputTexture(r.glTexture,r.glTextureShape),this.bindInputTextures(n,o),u.drawElements(u.TRIANGLES,6,u.UNSIGNED_SHORT,0)}},{key:"readData",value:function t(e){var n=this.context,r=new ArrayBuffer(e[0]*e[1]*4*4),o=new Float32Array(r);n.readPixels(0,0,e[1],e[0],n.RGBA,n.FLOAT,o);for(var i=[],a=0;a<o.length;a+=4)i.push(o[a]);return new Float32Array(i)}},{key:"getWebGLTextureOptions",value:function t(e,n){var r=this.context;return{textureTarget:{"2d":r.TEXTURE_2D,"2d_array":r.TEXTURE_2D_ARRAY,"3d":r.TEXTURE_3D}[e],textureInternalFormat:{float:r.R32F,int:r.R32I}[n],textureFormat:{float:r.RED,int:r.RED_INTEGER}[n],textureType:{float:r.FLOAT,int:r.INT}[n]}}},{key:"storeRef",value:function t(e,n){"texture"===e?this._refs.textures.push(n):"buffer"===e&&this._refs.buffers.push(n)}},{key:"clearRefs",value:function t(){var e=this.context;this._refs.textures.forEach(function(t){return e.deleteTexture(t)}),this._refs.buffers.forEach(function(t){return e.deleteBuffer(t)}),this._refs={textures:[],buffers:[]}}}]),t}(),Up=new zp,Gp=Up.MAX_TEXTURE_SIZE,Np=Up.MAX_TEXTURE_IMAGE_UNITS,Bp=function(){function t(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};a(this,t),this.layerClass="Layer",this.name=e.name,this.description="",this.gpu=Up.isSupported&&e.gpu,this.params=[],this.weights={},this.inbound=[],this.outbound=[]}return u(t,[{key:"throwError",value:function t(e){throw new Error("[".concat(this.layerClass," layer: ").concat(this.name||"","] ").concat(e))}},{key:"toggleGPU",value:function t(e){var n=void 0===e?!this.gpu:e;Up.isSupported&&n?this.gpu=!0:this.gpu=!1}},{key:"setWeights",value:function t(e){var n=this,r=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];this.params.forEach(function(t,o){n.weights[t]=e[o],n.gpu&&r&&n.weights[t].createGLTexture({type:"2d",format:"float"})})}},{key:"call",value:function t(e){return this.output=e,this.output}}]),t}(),qp=n(32),Vp=n.n(qp),Hp=n(58),Wp=n.n(Hp),Xp=n(1),Yp=n.n(Xp),$p=n(161),Kp=n.n($p),Jp=function(){function t(e,n){var r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};d(this,t),this.arrayType=r.type||Float32Array,e&&e.length&&(e instanceof this.arrayType||e instanceof Array)?(l(e,n),e instanceof this.arrayType?this.tensor=Wp()(e,n):e instanceof Array&&(this.tensor=Wp()(new this.arrayType(e),n))):!e.length&&n.length?this.tensor=Wp()(new this.arrayType(n.reduce(function(t,e){return t*e},1)),n):this.tensor=Wp()(new this.arrayType([]),[])}return y(t,[{key:"createGLTexture",value:function t(e){var n=e.type,r=void 0===n?"2d":n,o=e.format,i=void 0===o?"float":o,a=e.supportsTextureFragments,s=void 0!==a&&a,u=[];if(1===this.tensor.shape.length)u=[1,this.tensor.shape[0]],this.is1D=!0;else if(2===this.tensor.shape.length)u=this.tensor.shape;else{if(3!==this.tensor.shape.length||"2d_array"!==r&&"3d"!==r)throw new Error("[Tensor] cannot create WebGL2 texture.");u=this.tensor.shape}if(this.glTextureShape=u,this.glTextureType=r,this.glTextureFormat=i,"2d"===r)this.glTextureShape[0]>Gp&&s?this._create2DRowFragmentedGLTexture():this._create2DGLTexture();else{if("2d_array"!==r&&"3d"!==r)throw new Error("[Tensor] invalid type ".concat(r,"."));this._create3DGLTexture()}}},{key:"_create2DGLTexture",value:function t(){var e=Up.context,n=Up.getWebGLTextureOptions(this.glTextureType,this.glTextureFormat),r=n.textureTarget,o=n.textureInternalFormat,i=n.textureFormat,a=n.textureType;this.glTexture=e.createTexture(),Up.storeRef("texture",this.glTexture),e.bindTexture(r,this.glTexture);var s=this.glTextureShape,u=this.tensor.data;e.texImage2D(r,0,o,s[1],s[0],0,i,a,u),e.texParameteri(r,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(r,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.texParameteri(r,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(r,e.TEXTURE_MIN_FILTER,e.NEAREST)}},{key:"_create2DRowFragmentedGLTexture",value:function t(){var e=Up.context,n=Up.getWebGLTextureOptions(this.glTextureType,this.glTextureFormat),r=n.textureTarget,o=n.textureInternalFormat,i=n.textureFormat,a=n.textureType;this.glTextureFragments=[],this.glTextureFragmentShape=[Gp,this.glTextureShape[1]];for(var s=this.glTextureFragmentShape,u=Math.ceil(this.glTextureShape[0]/Gp),c=0,l=0;l<u;l++){var p=e.createTexture();Up.storeRef("texture",p),e.bindTexture(r,p);var h=void 0;l===u-1?(h=new this.arrayType(s[0]*s[1]),h.set(this.tensor.data.slice(c,c+s[0]*s[1]),0)):h=this.tensor.data.slice(c,c+s[0]*s[1]),e.texImage2D(r,0,o,s[1],s[0],0,i,a,h),e.texParameteri(r,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(r,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.texParameteri(r,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(r,e.TEXTURE_MIN_FILTER,e.NEAREST),this.glTextureFragments.push(p),c+=s[0]*s[1]}}},{key:"_create3DGLTexture",value:function t(){var e=Up.context,n=Up.getWebGLTextureOptions(this.glTextureType,this.glTextureFormat),r=n.textureTarget,o=n.textureInternalFormat,i=n.textureFormat,a=n.textureType;this.glTexture=e.createTexture(),Up.storeRef("texture",this.glTexture),e.bindTexture(r,this.glTexture);var s=this.glTextureShape,u=p(this.arrayType,this.tensor,this.glTextureShape);e.texImage3D(r,0,o,s[1],s[0],s[2],0,i,a,u),e.texParameteri(r,e.TEXTURE_WRAP_S,e.CLAMP_TO_EDGE),e.texParameteri(r,e.TEXTURE_WRAP_T,e.CLAMP_TO_EDGE),e.texParameteri(r,e.TEXTURE_MAG_FILTER,e.NEAREST),e.texParameteri(r,e.TEXTURE_MIN_FILTER,e.NEAREST)}},{key:"convert2DRowFragmentedGLTextureToColStack",value:function t(){var e=this;if(!this.glTextureFragments||!this.glTextureFragmentShape)throw new Error("[Tensor] no glTextureFragments available.");var n=Up.context,r=Up.getWebGLTextureOptions(this.glTextureType,this.glTextureFormat),o=r.textureTarget,i=r.textureInternalFormat,a=r.textureFormat,s=r.textureType;if(this.glTextureFragmentsAsColStack)n.bindTexture(o,this.glTextureFragmentsAsColStack);else{this.glTextureFragmentsAsColStack=n.createTexture(),Up.storeRef("texture",this.glTextureFragmentsAsColStack),n.bindTexture(o,this.glTextureFragmentsAsColStack);var u=this.glTextureFragments.length;this.glTextureFragmentsAsColStackShape=[this.glTextureFragmentShape[0],this.glTextureFragmentShape[1]*u];var c=this.glTextureFragmentsAsColStackShape,l=new this.arrayType(c.reduce(function(t,e){return t*e},1));n.texImage2D(o,0,i,c[1],c[0],0,a,s,l),n.texParameteri(o,n.TEXTURE_WRAP_S,n.CLAMP_TO_EDGE),n.texParameteri(o,n.TEXTURE_WRAP_T,n.CLAMP_TO_EDGE),n.texParameteri(o,n.TEXTURE_MAG_FILTER,n.NEAREST),n.texParameteri(o,n.TEXTURE_MIN_FILTER,n.NEAREST)}var p=n.createFramebuffer();n.bindFramebuffer(n.READ_FRAMEBUFFER,p),this.glTextureFragments.forEach(function(t,r){n.framebufferTexture2D(n.READ_FRAMEBUFFER,n.COLOR_ATTACHMENT0,n.TEXTURE_2D,t,0),n.copyTexSubImage2D(o,0,r*e.glTextureFragmentShape[1],0,0,0,e.glTextureFragmentShape[1],e.glTextureFragmentShape[0])}),n.deleteFramebuffer(p)}},{key:"removeGLTextureFragmentsAsColStack",value:function t(){if(this.glTextureFragmentsAsColStack){Up.context.deleteTexture(this.glTextureFragmentsAsColStack),delete this.glTextureFragmentsAsColStack,delete this.glTextureFragmentsAsColStackShape}}},{key:"deleteGLTexture",value:function t(){var e=Up.context;this.glTexture&&(e.deleteTexture(this.glTexture),delete this.glTexture),this.glTextureFragments&&(this.glTextureFragments.forEach(function(t){e.deleteTexture(t)}),delete this.glTextureFragments)}},{key:"replaceTensorData",value:function t(e){if(e&&e.length&&e instanceof this.arrayType)this.tensor.data.set(e);else{if(!(e&&e.length&&e instanceof Array))throw new Error("[Tensor] invalid input for replaceTensorData method.");this.tensor.data.set(new this.arrayType(e))}if(this.glTexture){var n=Up.context,r=Up.getWebGLTextureOptions(this.glTextureType,this.glTextureFormat),o=r.textureTarget,i=r.textureFormat,a=r.textureType;n.bindTexture(o,this.glTexture);var s=this.glTextureShape;if("2d"===this.glTextureType){var u=this.tensor.data;n.texSubImage2D(o,0,0,0,s[1],s[0],i,a,u,0)}else if("2d_array"===this.glTextureType||"3d"===this.glTextureType){var c=p(this.arrayType,this.tensor,s);n.texSubImage3D(o,0,0,0,0,s[1],s[0],s[2],i,a,c,0)}}}},{key:"transferFromGLTexture",value:function t(){if(this.glTextureFragments){this.tensor=Wp()(new this.arrayType(this.glTextureShape[0]*this.glTextureShape[1]),this.glTextureShape);for(var e=0,n=0;n<this.glTextureFragments.length;n++){Up.bindOutputTexture(this.glTextureFragments[n],this.glTextureFragmentShape);var r=Up.readData(this.glTextureFragmentShape);if(n===this.glTextureFragments.length-1){var o=this.tensor.data.length-e;this.tensor.data.set(r.subarray(0,o),e)}else this.tensor.data.set(r,e);e+=r.length}}else Up.bindOutputTexture(this.glTexture,this.glTextureShape),this.tensor=Wp()(new this.arrayType([]),this.glTextureShape),this.tensor.data=Up.readData(this.glTextureShape);this.is1D&&1===this.glTextureShape[0]&&(this.tensor=Kp()(this.tensor,[0]))}},{key:"reshapeTo2D",value:function t(){for(var e=this.tensor.shape.length-1,n=this.tensor.shape[e],r=this.tensor.shape.slice(0,e),o=r.reduce(function(t,e){return t*e},1),i=Wp()(new this.arrayType(o*n),[o,n]),a=Wp()(new this.arrayType(o),r),s=Wp()(new this.arrayType(o),[o]),u=Array(this.tensor.shape.length).fill(null),c=0;c<n;c++){var l;u[e]=c,Yp.a.assign(a,(l=this.tensor).pick.apply(l,f(u))),s.data=a.data,Yp.a.assign(i.pick(null,c),s)}this.originalShape=this.tensor.shape,this.indicesForReshaped=h(this.tensor.shape,!1,e),this.tensor=i,this.is2DReshaped=!0}},{key:"reshapeFrom2D",value:function t(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:-1;if(!this.is2DReshaped)throw new Error("[Tensor] not in reshaped 2D representation.");if(!this.originalShape)throw new Error("[Tensor] does not contain originalShape.");e<0&&(e=this.originalShape.length+e);for(var n=this.tensor.shape[0],r=this.tensor.shape[1],o=Wp()(new this.arrayType(this.originalShape.reduce(function(t,e){return t*e},1)),this.originalShape),i=Wp()(new this.arrayType(n),[n]),a=f(this.originalShape.slice(0,e)).concat(f(this.originalShape.slice(e+1))),s=Wp()(new this.arrayType(a.reduce(function(t,e){return t*e},1)),a),u=Array(this.originalShape.length).fill(null),c=0;c<r;c++)Yp.a.assign(i,this.tensor.pick(null,c)),s.data=i.data,u[e]=c,Yp.a.assign(o.pick.apply(o,f(u)),s);this.tensor=o}},{key:"reshapeTo2DSquare",value:function t(){var e=Math.ceil(Math.sqrt(this.tensor.size)),n=Wp()(new this.arrayType(Math.pow(e,2)),[e,e]);n.data.set(this.tensor.data),this.originalShape=this.tensor.shape,this.indicesForReshaped=h(this.tensor.shape,!0),this.tensor=n,this.is2DSquareReshaped=!0}},{key:"reshapeFrom2DSquare",value:function t(){if(!this.is2DSquareReshaped)throw new Error("[Tensor] not in reshaped 2D square representation.");if(!this.originalShape)throw new Error("[Tensor] does not contain originalShape.");var e=this.originalShape.reduce(function(t,e){return t*e},1),n=Wp()(new this.arrayType(e),this.originalShape);n.data.set(this.tensor.data.subarray(0,e)),this.tensor=n}}]),t}(),Qp=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};g(this,e),t=x(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="InputLayer";var r=n.shape,o=void 0===r?[]:r;return t.shape=n.batch_input_shape&&n.batch_input_shape.length?n.batch_input_shape.slice(1):o,t.description="shape: ".concat(JSON.stringify(t.shape)),t}return w(e,t),b(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){this.inputShape=e.tensor.shape,bp()(this.inputShape,this.shape)||this.throwError("input tensor shape ".concat(e.tensor.shape," does not match specified shape ").concat(this.shape,".")),this.output=new Jp(e.tensor.data,e.tensor.shape)}},{key:"_callGPU",value:function t(e){(e.glTexture||e.glTextureFragments)&&(e.is2DReshaped||e.is2DSquareReshaped)?this.inputShape=e.originalShape:this.inputShape=e.tensor.shape,bp()(this.inputShape,this.shape)||this.throwError("input tensor shape ".concat(e.tensor.shape," does not match specified shape ").concat(this.shape,".")),e.glTexture||(e.tensor.shape.length<=2?e.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}):e.tensor.shape.length>2&&(e.reshapeTo2D(),e.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}))),this.output=e}}]),e}(Bp),Zp=n(8),th=n.n(Zp),eh=th()({args:["array","scalar"],body:function t(e,n){e=Math.max(e,0)+n*(Math.exp(Math.min(e,0))-1)}}),nh=th()({args:["array","scalar"],body:function t(e){e=1.0507009873554805*(Math.max(e,0)+1.6732632423543772*(Math.exp(Math.min(e,0))-1))}}),rh=th()({args:["array"],body:function t(e){e=Math.log(Math.exp(e)+1)}}),oh=th()({args:["array"],body:function t(e){e/=1+Math.abs(e)}}),ih=th()({args:["array"],body:function t(e){e=Math.tanh(e)}}),ah=th()({args:["array"],body:function t(e){e=1/(1+Math.exp(-e))}}),sh=th()({args:["array"],body:function t(e){e=.2*e+.5,e<=0?e=0:e>=1&&(e=1)}}),uh="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform float alpha;\nout vec4 outColor;\n\nvoid main() {\n  vec4 v = texture(x, vec2(outTex.x, outTex.y));\n  outColor = max(v, 0.0) + alpha * min(v, 0.0);\n}\n",ch=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};R(this,e),t=L(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="LeakyReLU";var r=n.alpha,o=void 0===r?.3:r;return t.description="alpha: ".concat(o),t.alpha=o,t.gpu&&(t.program=Up.compileProgram(uh)),t}return z(e,t),I(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){this.output=e,O(this.output,{alpha:this.alpha})}},{key:"_callGPU",value:function t(e){e.glTexture||e.glTextureFragments||e.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),this.output||(this.output=new Jp([],e.glTextureShape),this.output.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),e.is1D?this.output.is1D=e.is1D:(e.is2DReshaped||e.is2DSquareReshaped)&&(e.is2DReshaped?this.output.is2DReshaped=e.is2DReshaped:e.is2DSquareReshaped&&(this.output.is2DSquareReshaped=e.is2DSquareReshaped),this.output.originalShape=e.originalShape,this.output.indicesForReshaped=e.indicesForReshaped)),Up.runProgram({program:this.program,output:this.output,inputs:[{input:e,name:"x"}],uniforms:[{value:this.alpha,type:"float",name:"alpha"}],supportsTextureFragments:!0}),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.is2DReshaped?this.output.reshapeFrom2D():this.output.is2DSquareReshaped&&this.output.reshapeFrom2DSquare())}}]),e}(Bp),lh="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform sampler2D alpha;\nout vec4 outColor;\n\nvoid main() {\n  vec4 v = texture(x, vec2(outTex.x, outTex.y));\n  vec4 a = texture(alpha, vec2(outTex.x, outTex.y));\n  outColor = max(v, 0.0) + a * min(v, 0.0);\n}\n",ph=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return G(this,e),t=q(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),Object.defineProperty(H(t),"_compute",{configurable:!0,enumerable:!0,writable:!0,value:th()({args:["array","array"],body:function t(e,n){e=Math.max(e,0)+n*Math.min(e,0)}})}),t.layerClass="PReLU",t.params=["alpha"],t.gpu&&(t.program=Up.compileProgram(lh)),t}return V(e,t),B(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){this.output=e,this._compute(this.output.tensor,this.weights.alpha.tensor)}},{key:"_callGPU",value:function t(e){e.glTexture||e.glTextureFragments||e.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),this.output||(this.output=new Jp([],e.glTextureShape),this.output.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),e.is1D?this.output.is1D=e.is1D:(e.is2DReshaped||e.is2DSquareReshaped)&&(e.is2DReshaped?this.output.is2DReshaped=e.is2DReshaped:e.is2DSquareReshaped&&(this.output.is2DSquareReshaped=e.is2DSquareReshaped),this.output.originalShape=e.originalShape,this.output.indicesForReshaped=e.indicesForReshaped)),Up.runProgram({program:this.program,output:this.output,inputs:[{input:e,name:"x"},{input:this.weights.alpha,name:"alpha"}],supportsTextureFragments:!0}),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.is2DReshaped?this.output.reshapeFrom2D():this.output.is2DSquareReshaped&&this.output.reshapeFrom2DSquare())}}]),e}(Bp),hh="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform float alpha;\nout vec4 outColor;\n\nvoid main() {\n  vec4 v = texture(x, vec2(outTex.x, outTex.y));\n  outColor = max(v, 0.0) + alpha * (exp(min(v, 0.0)) - 1.0);\n}\n",fh=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};X(this,e),t=K(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),dh.call(Q(t)),t.layerClass="ELU";var r=n.alpha,o=void 0===r?1:r;return t.description="alpha: ".concat(o),t.alpha=o,t.gpu&&(t.program=Up.compileProgram(hh)),t}return J(e,t),$(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){this.output=e,this._compute(this.output.tensor,this.alpha)}},{key:"_callGPU",value:function t(e){e.glTexture||e.glTextureFragments||e.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),this.output||(this.output=new Jp([],e.glTextureShape),this.output.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),e.is1D?this.output.is1D=e.is1D:(e.is2DReshaped||e.is2DSquareReshaped)&&(e.is2DReshaped?this.output.is2DReshaped=e.is2DReshaped:e.is2DSquareReshaped&&(this.output.is2DSquareReshaped=e.is2DSquareReshaped),this.output.originalShape=e.originalShape,this.output.indicesForReshaped=e.indicesForReshaped)),Up.runProgram({program:this.program,output:this.output,inputs:[{input:e,name:"x"}],uniforms:[{value:this.alpha,type:"float",name:"alpha"}],supportsTextureFragments:!0}),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.is2DReshaped?this.output.reshapeFrom2D():this.output.is2DSquareReshaped&&this.output.reshapeFrom2DSquare())}}]),e}(Bp),dh=function t(){Object.defineProperty(this,"_compute",{configurable:!0,enumerable:!0,writable:!0,value:th()({args:["array","scalar"],body:function t(e,n){e=Math.max(e,0)+n*(Math.exp(Math.min(e,0))-1)}})})},mh="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform float theta;\nout vec4 outColor;\n\nvoid main() {\n  vec4 v = texture(x, vec2(outTex.x, outTex.y));\n  outColor = v * float(greaterThan(v, vec4(theta)));\n}\n",yh=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};tt(this,e),t=rt(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),vh.call(it(t)),t.layerClass="ThresholdedReLU";var r=n.theta,o=void 0===r?1:r;return t.description="theta: ".concat(o),t.theta=o,t.gpu&&(t.program=Up.compileProgram(mh)),t}return ot(e,t),nt(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){this.output=e,this._compute(this.output.tensor,this.theta)}},{key:"_callGPU",value:function t(e){e.glTexture||e.glTextureFragments||e.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),this.output||(this.output=new Jp([],e.glTextureShape),this.output.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),e.is1D?this.output.is1D=e.is1D:(e.is2DReshaped||e.is2DSquareReshaped)&&(e.is2DReshaped?this.output.is2DReshaped=e.is2DReshaped:e.is2DSquareReshaped&&(this.output.is2DSquareReshaped=e.is2DSquareReshaped),this.output.originalShape=e.originalShape,this.output.indicesForReshaped=e.indicesForReshaped)),Up.runProgram({program:this.program,output:this.output,inputs:[{input:e,name:"x"}],uniforms:[{value:this.theta,type:"float",name:"theta"}],supportsTextureFragments:!0}),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.is2DReshaped?this.output.reshapeFrom2D():this.output.is2DSquareReshaped&&this.output.reshapeFrom2DSquare())}}]),e}(Bp),vh=function t(){Object.defineProperty(this,"_compute",{configurable:!0,enumerable:!0,writable:!0,value:th()({args:["array","scalar"],body:function t(e,n){e*=Number(e>n)}})})},gh=n(420),_h=n.n(gh),bh=n(162),xh=n.n(bh),wh=n(46),Sh=n.n(wh),Th="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(x, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  float maxval = 0.0;\n  for (int i = 0; i < int(size[0]); ++i) {\n    float val = texelFetch(x, ivec2(i, out_y), 0).r;\n    if (i == 0 || val > maxval) {\n      maxval = val;\n    }\n  }\n\n  float sum = 0.0;\n  for (int i = 0; i < int(size[0]); ++i) {\n    float val = texelFetch(x, ivec2(i, out_y), 0).r;\n    sum += exp(val - maxval);\n  }\n\n  outColor = exp(texture(x, vec2(outTex.x, outTex.y)) - maxval) / sum;\n}\n",Ph="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nout vec4 outColor;\n\nvoid main() {\n  float alpha = 1.0;\n  vec4 v = texture(x, vec2(outTex.x, outTex.y));\n  outColor = max(v, 0.0) + alpha * (exp(min(v, 0.0)) - 1.0);\n}\n",Ch="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nout vec4 outColor;\n\nvoid main() {\n  float alpha = 1.6732632423543772848170429916717;\n  float scale = 1.0507009873554804934193349852946;\n  vec4 v = texture(x, vec2(outTex.x, outTex.y));\n  outColor = scale * (max(v, 0.0) + alpha * (exp(min(v, 0.0)) - 1.0));\n}\n",kh="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nout vec4 outColor;\n\nvoid main() {\n  outColor = log(1.0 + exp(texture(x, vec2(outTex.x, outTex.y))));\n}\n",Oh="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nout vec4 outColor;\n\nvoid main() {\n  vec4 v = texture(x, vec2(outTex.x, outTex.y));\n  v /= 1.0 + abs(v);\n  outColor = v;\n}\n",Eh="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nout vec4 outColor;\n\nvoid main() {\n  vec4 v = texture(x, vec2(outTex.x, outTex.y));\n  outColor = max(v, 0.0);\n}\n",jh="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nout vec4 outColor;\n\nvoid main() {\n  vec4 v = texture(x, vec2(outTex.x, outTex.y));\n  outColor = tanh(v);\n}\n",Ah="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nout vec4 outColor;\n\nvoid main() {\n  outColor = 1.0 / (1.0 + exp(-1.0 * texture(x, vec2(outTex.x, outTex.y))));\n}\n",Fh="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nout vec4 outColor;\n\nvoid main() {\n  vec4 v = texture(x, vec2(outTex.x, outTex.y));\n  v = v * 0.2 + 0.5;\n  v = max(v, 0.0);\n  v = min(v, 1.0);\n  outColor = v;\n}\n",Mh="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nout vec4 outColor;\n\nvoid main() {\n  outColor = texture(x, vec2(outTex.x, outTex.y));\n}\n",Rh="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D indexMap;\nuniform int inputCols;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(indexMap, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  int index = texelFetch(indexMap, ivec2(out_x, out_y), 0).r;\n\n  if (index != -1) {\n    int rowIndex = int(floor(float(index) / float(inputCols)));\n    int colIndex = int(mod(float(index), float(inputCols)));\n    float val = texelFetch(x, ivec2(colIndex, rowIndex), 0).r;\n    outColor = vec4(val);\n  } else {\n    outColor = vec4(0.0);\n  }\n}\n",Dh="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D indexMap;\nuniform int inputCols;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 inputSize = textureSize(x, 0);\n  ivec2 outputSize = textureSize(indexMap, 0);\n  int out_x = int(float(outputSize[0]) * outTex.x);\n  int out_y = int(float(outputSize[1]) * outTex.y);\n\n  int index = texelFetch(indexMap, ivec2(out_x, out_y), 0).r;\n\n  if (index != -1) {\n    int rowIndex = int(floor(float(index) / float(inputCols)));\n    int colIndex = int(mod(float(index), float(inputCols)));\n    int fragmentIndex = int(floor(float(rowIndex) / float(inputSize[1])));\n    rowIndex = int(mod(float(rowIndex), float(inputSize[1])));\n    colIndex = fragmentIndex * inputCols + colIndex;\n    float val = texelFetch(x, ivec2(colIndex, rowIndex), 0).r;\n    outColor = vec4(val);\n  } else {\n    outColor = vec4(0.0);\n  }\n}\n",Ih="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D A;\nuniform sampler2D B;\nuniform sampler2D C;\nuniform bool addC;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 A_size = textureSize(A, 0);\n  ivec2 B_size = textureSize(B, 0);\n  int out_x = int(float(B_size[0]) * outTex.x);\n  int out_y = int(float(A_size[1]) * outTex.y);\n  int commonDim = A_size[0];\n\n  float sum = 0.;\n  for (int i = 0; i < commonDim; ++i) {\n    float a = texelFetch(A, ivec2(i, out_y), 0).r;\n    float b = texelFetch(B, ivec2(out_x, i), 0).r;\n    sum += a * b;\n  }\n\n  if (addC) {\n    sum += texelFetch(C, ivec2(out_x, 0), 0).r;\n  }\n\n  outColor = vec4(sum);\n}\n",Lh=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};xt(this,e),t=Tt(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Conv2D";var r=n.filters,o=void 0===r?1:r,i=n.kernel_size,a=void 0===i?[3,3]:i,s=n.strides,u=void 0===s?[1,1]:s,c=n.padding,l=void 0===c?"valid":c,p=n.data_format,h=void 0===p?"channels_last":p,f=n.dilation_rate,d=void 0===f?[1,1]:f,m=n.activation,y=void 0===m?"linear":m,v=n.use_bias,g=void 0===v||v;return Array.isArray(a)?t.kernelShape=[o].concat(bt(a)):t.kernelShape=[o,a,a],Array.isArray(u)?t.strides=u:t.strides=[u,u],"valid"===l||"same"===l?t.padding=l:t.throwError("Invalid padding."),"channels_last"===h||"channels_first"===h?t.dataFormat=h:t.throwError("Only channels_last and channels_first data formats are allowed."),Array.isArray(d)?t.dilationRate=d:t.dilationRate=[d,d],1===t.dilationRate[0]&&1===t.dilationRate[1]||1===t.strides[0]&&1===t.strides[1]||t.throwError("Incompatible combination of dilation_rate with strides."),t.activation=y,t.activationFunc=Es[y],t.useBias=g,t.params=t.useBias?["kernel","bias"]:["kernel"],t.description="".concat(t.kernelShape[0]," ").concat(t.kernelShape.slice(1).join("x")," filters"),t.description+=t.strides.some(function(t){return t>1})?", ".concat(t.strides.join("x")," striding"):"",t.description+="valid"===t.padding?", no border padding":", pad to same borders",t.description+=t.dilationRate.some(function(t){return t>1})?", ".concat(t.dilationRate.join("x")," dilation"):"",t.description+="linear"!==t.activation?", ".concat(t.activation," activation"):"",t.gpu&&(t.mapInputProgram=Up.compileProgram(Rh),t.mapInputFragmentsProgram=Up.compileProgram(Dh),t.matMulProgram=Up.compileProgram(Ih),t.activationProgram=Up.compileProgram(js[t.activation])),t}return Ct(e,t),St(e,[{key:"setWeights",value:function t(n){"channels_first"===this.dataFormat&&(n[0].tensor=n[0].tensor.transpose(2,3,1,0)),Pt(e.prototype.__proto__||Object.getPrototypeOf(e.prototype),"setWeights",this).call(this,n,!1),this._w2row(),this.gpu&&(this.weights.kernel=this.wRowsMat,this.weights.kernel.createGLTexture({type:"2d",format:"float"}),this.useBias&&this.weights.bias.createGLTexture({type:"2d",format:"float"}))}},{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_calcOutputShape",value:function t(e){if(!this.outputShape||!this.inputPadding){var n=e[0],r=e[1],o=_t(this.kernelShape,3),i=o[0],a=o[1],s=o[2],u=a+(a-1)*(this.dilationRate[0]-1),c=s+(s-1)*(this.dilationRate[1]-1),l="same"===this.padding?Math.floor((n+this.strides[0]-1)/this.strides[0]):Math.floor((n-u+this.strides[0])/this.strides[0]),p="same"===this.padding?Math.floor((r+this.strides[1]-1)/this.strides[1]):Math.floor((r-c+this.strides[1])/this.strides[1]),h=i,f="same"===this.padding?Math.max(0,Math.floor((l-1)*this.strides[0]+u-n)):0,d="same"===this.padding?Math.max(0,Math.floor((p-1)*this.strides[1]+c-r)):0,m=Math.floor(f/2),y=f-m,v=Math.floor(d/2),g=d-v;this.outputShape=[l,p,h],this.inputPadding=[m,y,v,g]}}},{key:"_padInput",value:function t(e){var n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;if("same"===this.padding){var r=_t(e.tensor.shape,3),o=r[0],i=r[1],a=r[2],s=_t(this.inputPadding,4),u=s[0],c=s[1],l=s[2],p=s[3],h=o+u+c,f=i+l+p,d=new Jp([],[h,f,a]);return 0!==n&&Yp.a.assigns(d.tensor,n),Yp.a.assign(d.tensor.hi(o+u,i+l,a).lo(u,l,0),e.tensor),d}return e}},{key:"_im2col",value:function t(e){var n=_t(e.tensor.shape,3),r=n[0],o=n[1],i=n[2],a=this.kernelShape[1],s=this.kernelShape[2],u=this.outputShape[0],c=this.outputShape[1],l=u*c,p=a*s*i,h=a+(a-1)*(this.dilationRate[0]-1),f=s+(s-1)*(this.dilationRate[1]-1);if(this.imColsMat||(this.imColsMat=new Jp([],[l,p])),1===h&&1===f&&1===this.strides[0]&&1===this.strides[1])return this.imColsMat.replaceTensorData(e.tensor.data),this.imColsMat;for(var d=new Jp([],[a,s,i]),m=0,y=0,v=r-h;y<=v;y+=this.strides[0])for(var g=0,_=o-f;g<=_;g+=this.strides[1])Yp.a.assign(d.tensor,e.tensor.hi(y+h,g+f,i).lo(y,g,0).step(this.dilationRate[0],this.dilationRate[1],1)),this.imColsMat.tensor.data.set(d.tensor.data,m),m+=p;return this.imColsMat}},{key:"_w2row",value:function t(){var e=this.weights.kernel.tensor.shape[2],n=_t(this.kernelShape,3),r=n[0],o=n[1],i=n[2],a=o*i*e;this.wRowsMat=new Jp([],[a,r]);for(var s=new Jp([],[o,i,e]),u=new Jp([],[a]),c=0;c<r;c++)Yp.a.assign(s.tensor,this.weights.kernel.tensor.pick(null,null,null,c)),u.replaceTensorData(s.tensor.data),Yp.a.assign(this.wRowsMat.tensor.pick(null,c),u.tensor);return this.wRowsMat}},{key:"_callCPU",value:function t(e){this.inputShape=e.tensor.shape,this._calcOutputShape(this.inputShape),e=this._padInput(e),this._im2col(e);var n=this.kernelShape[0],r=this.outputShape[0],o=this.outputShape[1],i=r*o,a=new Jp([],[i,n]);if(this.useBias)for(var s=0;s<n;s++)Yp.a.assigns(a.tensor.pick(null,s),this.weights.bias.tensor.get(s));Sh()(a.tensor,this.imColsMat.tensor,this.wRowsMat.tensor,1,1),this.output=new Jp([],this.outputShape);for(var u=new Jp([],[r*o]),c=new Jp([],[r,o]),l=0;l<n;l++)Yp.a.assign(u.tensor,a.tensor.pick(null,l)),c.replaceTensorData(u.tensor.data),Yp.a.assign(this.output.tensor.pick(null,null,l),c.tensor);this.activationFunc(this.output),"channels_first"===this.dataFormat&&(this.output.tensor=this.output.tensor.transpose(2,0,1))}},{key:"_createIndexMap",value:function t(e){if(!this.indexMap){var n=_t(this.inputShape,3),r=n[0],o=n[1],i=n[2],a=new Jp(e.data,e.shape,{type:Int32Array});if("same"===this.padding){var s=_t(this.inputPadding,4),u=s[0],c=s[1],l=s[2],p=s[3];r=r+u+c,o=o+l+p;var h=-1;a=this._padInput(a,-1)}var f=this.kernelShape[1],d=this.kernelShape[2],m=this.outputShape[0],y=this.outputShape[1],v=m*y,g=f*d*i,_=f+(f-1)*(this.dilationRate[0]-1),b=d+(d-1)*(this.dilationRate[1]-1);this.indexMap=new Jp([],[v,g],{type:Int32Array});for(var x=new Jp([],[f,d,i]),w=0,S=0,T=r-_;S<=T;S+=this.strides[0])for(var P=0,C=o-b;P<=C;P+=this.strides[1])Yp.a.assign(x.tensor,a.tensor.hi(S+_,P+b,i).lo(S,P,0).step(this.dilationRate[0],this.dilationRate[1],1)),this.indexMap.tensor.data.set(x.tensor.data,w),w+=g;this.indexMap.createGLTexture({type:"2d",format:"int",supportsTextureFragments:!0})}}},{key:"_callGPU",value:function t(e){var n;if(e.is2DReshaped||e.is2DSquareReshaped?(this.inputShape=e.originalShape,this._calcOutputShape(this.inputShape),this._createIndexMap(e.indicesForReshaped),n=[this.indexMap.glTextureShape[0],this.weights.kernel.glTextureShape[1]]):(this.inputShape=e.tensor.shape,this._calcOutputShape(this.inputShape),e=this._padInput(e),this._im2col(e),this.imColsMat.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),n=[this.imColsMat.glTextureShape[0],this.weights.kernel.glTextureShape[1]]),"linear"===this.activation||this.outputPreactiv||(this.outputPreactiv=new Jp([],n),this.outputPreactiv.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),this.outputPreactiv.is2DReshaped=!0,this.outputPreactiv.originalShape=this.outputShape,this.outputPreactiv.indicesForReshaped=h(this.outputShape,!1,-1)),this.output||(this.output=new Jp([],n),this.output.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),this.output.is2DReshaped=!0,this.output.originalShape=this.outputShape,this.output.indicesForReshaped=h(this.outputShape,!1,-1)),e.is2DReshaped||e.is2DSquareReshaped){var r=Boolean(e.glTextureFragments);if(r&&e.convert2DRowFragmentedGLTextureToColStack(),!this.convProgram){var o=yt("conv2d",this.output.glTextureFragmentShape?this.output.glTextureFragmentShape:this.output.glTextureShape,e.glTextureFragmentShape?e.glTextureFragmentShape:e.glTextureShape,this.indexMap.glTextureFragmentShape?this.indexMap.glTextureFragmentShape:this.indexMap.glTextureShape,this.useBias,r);this.convProgram=Up.compileProgram(o)}Up.runProgram({program:this.convProgram,output:"linear"===this.activation?this.output:this.outputPreactiv,inputs:[{input:e,name:"x"},{input:this.indexMap,name:"indexMap"},{input:this.weights.kernel,name:"kernel"}].concat(bt(this.useBias?[{input:this.weights.bias,name:"bias"}]:[])),supportsTextureFragments:!0}),r&&e.removeGLTextureFragmentsAsColStack()}else{var i=[{input:this.imColsMat,name:"A"},{input:this.weights.kernel,name:"B"}];this.useBias&&i.push({input:this.weights.bias,name:"C"}),Up.runProgram({program:this.matMulProgram,output:"linear"===this.activation?this.output:this.outputPreactiv,inputs:i,uniforms:[{value:this.useBias?1:0,type:"bool",name:"addC"}],supportsTextureFragments:!0})}"linear"!==this.activation&&Up.runProgram({program:this.activationProgram,output:this.output,inputs:[{input:this.outputPreactiv,name:"x"}],supportsTextureFragments:!0}),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.reshapeFrom2D(),"channels_first"===this.dataFormat&&(this.output.tensor=this.output.tensor.transpose(2,0,1)))}}]),e}(Bp),zh=n(163),Uh=n.n(zh),Gh=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};Ot(this,e),t=At(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Conv1D";var r=n.filters,o=void 0===r?1:r,i=n.kernel_size,a=void 0===i?1:i,s=n.strides,u=void 0===s?1:s,c=n.padding,l=void 0===c?"valid":c,p=n.dilation_rate,h=void 0===p?1:p,f=n.activation,d=void 0===f?"linear":f,m=n.use_bias,y=void 0===m||m;t.description="".concat(o," filters of size ").concat(a,", striding ").concat(u),t.description+="valid"===l?", no border padding":", pad to same borders",t.description+=h>1?", dilation rate ".concat(h):"",t.description+="linear"!==d?", ".concat(d," activation"):"","valid"!==l&&"same"!==l&&t.throwError("Invalid padding."),1!==h&&1!==u&&t.throwError("Incompatible combination of dilation_rate with strides."),t.use_bias=y,t.params=t.use_bias?["kernel","bias"]:["kernel"];var v={filters:o,kernel_size:[a,1],strides:[u,1],padding:l,data_format:"channels_first",dilation_rate:h,activation:d,use_bias:y};return t._conv2dAttrs=v,t._conv2d=new Lh(Object.assign(v,{gpu:n.gpu})),t}return Ft(e,t),jt(e,[{key:"setWeights",value:function t(e){e[0].tensor=Uh()(e[0].tensor).transpose(2,1,0,3),this._conv2d.setWeights(e)}},{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){var n=this,r=new Jp(e.tensor.data,e.tensor.shape);r.tensor=Uh()(r.tensor).transpose(0,2,1);var o=this._conv2d.call(r);this.outputShape=[0,2].map(function(t){return n._conv2d.outputShape[t]}),this.output=new Jp([],this.outputShape),Yp.a.assign(this.output.tensor,Kp()(o.tensor).transpose(1,0,2))}},{key:"_callGPU",value:function t(e){e.glTexture||e.createGLTexture({type:"2d",format:"float"});var n=e.tensor.shape,r=new Jp([],n);Object.assign(r,e),r.glTextureShape=n,r.is2DReshaped=!0,r.originalShape=[n[0],1,n[1]],r.indicesForReshaped=h(r.originalShape,!1,-1),this.output=this._conv2d.call(r),0===this.outbound.length&&this.output.transferFromGLTexture()}}]),e}(Bp),Nh=function(t){function e(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return Lt(this,e),Gt(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,t))}return Bt(e,t),Ut(e,[{key:"_calcOutputShape",value:function t(n){Nt(e.prototype.__proto__||Object.getPrototypeOf(e.prototype),"_calcOutputShape",this).call(this,n);var r=this.kernelShape[0],o=n[2];this.outputShape[2]=r*o}},{key:"_im2col",value:function t(e){var n=It(e.tensor.shape,3),r=n[0],o=n[1],i=n[2],a=this.kernelShape[1],s=this.kernelShape[2],u=this.outputShape[0],c=this.outputShape[1],l=u*c,p=a*s;this.imColsMat||(this.imColsMat=new Jp([],[l*i,p]));for(var h=new Jp([],[a,s,1]),f=0,d=0;d<i;d++)for(var m=0,y=r-a;m<=y;m+=this.strides[0])for(var v=0,g=o-s;v<=g;v+=this.strides[1])Yp.a.assign(h.tensor,e.tensor.hi(m+a,v+s,d+1).lo(m,v,d)),this.imColsMat.tensor.data.set(h.tensor.data,f),f+=p;return this.imColsMat}},{key:"_w2row",value:function t(){var e=this.weights.kernel.tensor.shape[2],n=It(this.kernelShape,3),r=n[0],o=n[1],i=n[2],a=o*i;this.wRowsMat=new Jp([],[a,r*e]);for(var s=new Jp([],[o,i]),u=new Jp([],[a]),c=0,l=0;l<e;l++)for(var p=0;p<r;p++)Yp.a.assign(s.tensor,this.weights.kernel.tensor.pick(null,null,l,p)),u.replaceTensorData(s.tensor.data),Yp.a.assign(this.wRowsMat.tensor.pick(null,c),u.tensor),c+=1;return this.wRowsMat}},{key:"_callCPU",value:function t(e){this.inputShape=e.tensor.shape,this._calcOutputShape(this.inputShape),e=this._padInput(e),this._im2col(e);var n=this.kernelShape[0],r=this.outputShape[0],o=this.outputShape[1],i=r*o,a=this.inputShape[2],s=new Jp([],[i*a,n*a]);Sh()(s.tensor,this.imColsMat.tensor,this.wRowsMat.tensor,1,1),this.output=new Jp([],this.outputShape);for(var u=r*o*n*a,c=new Float32Array(u),l=0;l<a;l++)for(var p=l*u+l*n;p<(l+1)*u;p+=n*a)for(var h=0;h<n;h++)c[p+h-l*u]=s.tensor.data[p+h];this.output.replaceTensorData(c)}},{key:"_createIndexMap",value:function t(e){if(!this.indexMap){var n=It(this.inputShape,3),r=n[0],o=n[1],i=n[2],a=new Jp(e.data,e.shape,{type:Int32Array});if("same"===this.padding){var s=It(this.inputPadding,4),u=s[0],c=s[1],l=s[2],p=s[3];r=r+u+c,o=o+l+p;var h=-1;a=this._padInput(a,-1)}var f=this.kernelShape[1],d=this.kernelShape[2],m=this.outputShape[0],y=this.outputShape[1],v=m*y,g=f*d;this.indexMap=new Jp([],[v*i,g],{type:Int32Array});for(var _=new Jp([],[f,d,1]),b=0,x=0;x<i;x++)for(var w=0,S=r-f;w<=S;w+=this.strides[0])for(var T=0,P=o-d;T<=P;T+=this.strides[1])Yp.a.assign(_.tensor,a.tensor.hi(w+f,T+d,x+1).lo(w,T,x)),this.indexMap.tensor.data.set(_.tensor.data,b),b+=g;this.indexMap.createGLTexture({type:"2d",format:"int",supportsTextureFragments:!0})}}},{key:"_createOutputReshapeIndexMap",value:function t(){if(!this.reshapeIndexMap){var e=this.kernelShape[0],n=[this.outputShape[0]*this.outputShape[1],this.outputShape[2]],r=new Jp([],n,{type:Int32Array}),o=new Jp([],n,{type:Int32Array});this.reshapeIndexMap=new Jp([],n,{type:Int32Array});for(var i=0;i<n[1];i++)for(var a=0;a<n[0];a++)Yp.a.assigns(r.tensor.pick(a,i),a+Math.floor(i/e)*n[0]);for(var s=0;s<n[1];s++)Yp.a.assigns(o.tensor.pick(null,s),s);Yp.a.muls(this.reshapeIndexMap.tensor,r.tensor,n[1]),Yp.a.addeq(this.reshapeIndexMap.tensor,o.tensor),this.reshapeIndexMap.createGLTexture({type:"2d",format:"int",supportsTextureFragments:!0})}}},{key:"_callGPU",value:function t(n){if(Nt(e.prototype.__proto__||Object.getPrototypeOf(e.prototype),"_callGPU",this).call(this,n),this._createOutputReshapeIndexMap(),!this.outputReshaped){var r=[this.outputShape[0]*this.outputShape[1],this.outputShape[2]];this.outputReshaped=new Jp([],r),this.outputReshaped.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),this.outputReshaped.is2DReshaped=!0,this.outputReshaped.originalShape=this.outputShape,this.outputReshaped.indicesForReshaped=h(this.outputShape,!1,-1)}this.output.glTextureFragments&&this.output.convert2DRowFragmentedGLTextureToColStack(),Up.runProgram({program:this.output.glTextureFragments?this.mapInputFragmentsProgram:this.mapInputProgram,output:this.outputReshaped,inputs:[{input:this.output,name:"x"},{input:this.reshapeIndexMap,name:"indexMap"}],uniforms:[{value:this.output.glTextureShape[1],type:"int",name:"inputCols"}],supportsTextureFragments:!0}),this.output.glTextureFragments&&this.output.removeGLTextureFragmentsAsColStack()}}]),e}(Lh),Bh=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};Lt(this,e),t=Gt(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="SeparableConv2D";var r=n.filters,o=void 0===r?1:r,i=n.kernel_size,a=void 0===i?[1,1]:i,s=n.strides,u=void 0===s?[1,1]:s,c=n.padding,l=void 0===c?"valid":c,p=n.data_format,h=void 0===p?"channels_last":p,f=n.depth_multiplier,d=void 0===f?1:f,m=n.activation,y=void 0===m?"linear":m,v=n.use_bias,g=void 0===v||v;return Array.isArray(a)?t.kernelShape=[o].concat(Mt(a)):t.kernelShape=[o,a,a],Array.isArray(u)?t.strides=u:t.strides=[u,u],"valid"===l||"same"===l?t.padding=l:t.throwError("Invalid padding."),"channels_last"===h||"channels_first"===h?t.dataFormat=h:t.throwError("Only channels_last and channels_first data formats are allowed."),t.activation=y,t.activationFunc=Es[y],"valid"===l||"same"===l?t.padding=l:t.throwError("Invalid padding."),t.useBias=g,t.params=t.useBias?["depthwise_kernel","pointwise_kernel","bias"]:["depthwise_kernel","pointwise_kernel"],t.depthwiseConvAttrs={filters:d,kernel_size:[t.kernelShape[1],t.kernelShape[2]],strides:t.strides,padding:l,data_format:h,activation:"linear",use_bias:!1,gpu:n.gpu},t.pointwiseConvAttrs={filters:o,kernel_size:[1,1],strides:[1,1],padding:l,data_format:h,activation:"linear",use_bias:g,gpu:n.gpu},t.description="".concat(t.kernelShape[0]," ").concat(t.kernelShape.slice(1).join("x")," filters"),t.description+=t.strides.some(function(t){return t>1})?", ".concat(t.strides.join("x")," striding"):"",t.description+="valid"===t.padding?", no border padding":", pad to same borders",t.description+=d>1?", depth multiplier: ".concat(d):"",t.description+="linear"!==t.activation?", ".concat(t.activation," activation"):"",t.gpu&&(t.activationProgram=Up.compileProgram(js[t.activation])),t}return Bt(e,t),Ut(e,[{key:"setWeights",value:function t(e){this._depthwiseConv=new Nh(this.depthwiseConvAttrs),this._depthwiseConv.setWeights(e.slice(0,1)),this._pointwiseConv=new Lh(this.pointwiseConvAttrs),this._pointwiseConv.setWeights(e.slice(1,3))}},{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){this._depthwiseConv._callCPU(e),this._pointwiseConv._callCPU(this._depthwiseConv.output),this.output=this._pointwiseConv.output,this.activationFunc(this.output)}},{key:"_callGPU",value:function t(e){this._depthwiseConv.outbound=[null],this._pointwiseConv.outbound=[null],this._depthwiseConv._callGPU(e),this._pointwiseConv._callGPU(this._depthwiseConv.outputReshaped),"linear"===this.activation?this.output=this._pointwiseConv.output:(this.output||(this.output=new Jp([],this._pointwiseConv.output.glTextureShape),this.output.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),this.output.is2DReshaped=!0,this.output.originalShape=this._pointwiseConv.output.originalShape,this.output.indicesForReshaped=h(this._pointwiseConv.output.originalShape,!1,-1)),this.outputPreactiv=this._pointwiseConv.output,Up.runProgram({program:this.activationProgram,output:this.output,inputs:[{input:this.outputPreactiv,name:"x"}],supportsTextureFragments:!0})),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.reshapeFrom2D(),"channels_first"===this.dataFormat&&(this.output.tensor=this.output.tensor.transpose(2,0,1)))}}]),e}(Bp),qh="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D A;\nuniform sampler2D B;\nuniform sampler2D C;\nuniform bool addC;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 A_size = textureSize(A, 0);\n  ivec2 B_size = textureSize(B, 0);\n  int out_x = int(float(B_size[0]) * outTex.x);\n  int out_y = int(float(A_size[1]) * outTex.y);\n  int commonDim = A_size[0];\n\n  float sum = 0.;\n  for (int i = 0; i < commonDim; ++i) {\n    float a = texelFetch(A, ivec2(i, out_y), 0).r;\n    float b = texelFetch(B, ivec2(out_x, i), 0).r;\n    sum += a * b;\n  }\n\n  if (addC) {\n    sum += texelFetch(C, ivec2(out_x, 0), 0).r;\n  }\n\n  outColor = vec4(sum);\n}\n",Vh=th()({args:[{blockIndices:-1},"scalar","scalar"],body:function t(e,n,r){for(var o=0;o<r;o++)if(-1===e[o]){e[o]=n;break}}}),Hh=th()({args:[{blockIndices:-1},"array","scalar"],body:function t(e,n,r){for(var o=0;o<r;o++)if(-1===e[o]){e[o]=n;break}}}),Wh=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};Xt(this,e),t=Kt(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Conv2DTranspose";var r=n.filters,o=void 0===r?1:r,i=n.kernel_size,a=void 0===i?[3,3]:i,s=n.strides,u=void 0===s?[1,1]:s,c=n.padding,l=void 0===c?"valid":c,p=n.data_format,h=void 0===p?"channels_last":p,f=n.activation,d=void 0===f?"linear":f,m=n.use_bias,y=void 0===m||m;return Array.isArray(a)?t.kernelShape=[o].concat(Wt(a)):t.kernelShape=[o,a,a],Array.isArray(u)?t.strides=u:t.strides=[u,u],"valid"===l||"same"===l?t.padding=l:t.throwError("Invalid padding."),"channels_last"===h||"channels_first"===h?t.dataFormat=h:t.throwError("Only channels_last and channels_first data formats are allowed."),t.activation=d,t.activationFunc=Es[d],t.useBias=y,t.params=t.useBias?["kernel","bias"]:["kernel"],t.description="".concat(t.kernelShape[0]," ").concat(t.kernelShape.slice(1).join("x")," filters"),t.description+=t.strides.some(function(t){return t>1})?", ".concat(t.strides.join("x")," striding"):"",t.description+="valid"===t.padding?", no border padding":", pad to same borders",t.description+="linear"!==t.activation?", ".concat(t.activation," activation"):"",t.gpu&&(t.matMulProgram=Up.compileProgram(qh),t.activationProgram=Up.compileProgram(js[t.activation])),t}return Qt(e,t),$t(e,[{key:"setWeights",value:function t(n){"channels_first"===this.dataFormat&&(n[0].tensor=n[0].tensor.transpose(2,3,1,0)),Jt(e.prototype.__proto__||Object.getPrototypeOf(e.prototype),"setWeights",this).call(this,n,!1),this._w2row(),this.gpu&&(this.weights.kernel=this.wRowsMat,this.weights.kernel.createGLTexture({type:"2d",format:"float"}),this.useBias&&this.weights.bias.createGLTexture({type:"2d",format:"float"}))}},{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_calcOutputShape",value:function t(e){if(!this.outputShape||!this.outputPadding){var n=e[0],r=e[1],o=Ht(this.kernelShape,3),i=o[0],a=o[1],s=o[2],u="same"===this.padding?n*this.strides[0]:n*this.strides[0]+Math.max(a-this.strides[0],0),c="same"===this.padding?r*this.strides[1]:r*this.strides[1]+Math.max(s-this.strides[1],0),l=i,p="same"===this.padding?Math.max(0,Math.floor((n-1)*this.strides[0]+a-u)):0,h="same"===this.padding?Math.max(0,Math.floor((r-1)*this.strides[1]+s-c)):0,f=Math.floor(p/2),d=p-f,m=Math.floor(h/2),y=h-m;this.outputShape=[u,c,l],this.outputPadding=[f,d,m,y]}}},{key:"_im2col",value:function t(e){var n=Ht(e.tensor.shape,3),r=n[0],o=n[1],i=n[2];this.imColsMat||(this.imColsMat=new Jp([],[r*o,i]));for(var a=new Jp([],[r*o]),s=new Jp([],[r,o]),u=0;u<i;u++)Yp.a.assign(s.tensor,e.tensor.pick(null,null,u)),a.replaceTensorData(s.tensor.data),Yp.a.assign(this.imColsMat.tensor.pick(null,u),a.tensor);return this.imColsMat}},{key:"_w2row",value:function t(){var e=Ht(this.weights.kernel.tensor.shape,4),n=e[0],r=e[1],o=e[2],i=e[3];this.wRowsMat=new Jp([],[i,n*r*o]);for(var a=new Jp([],[n*r*o]),s=new Jp([],[n,r,o]),u=0;u<i;u++)Yp.a.assign(s.tensor,this.weights.kernel.tensor.pick(null,null,null,u)),a.replaceTensorData(s.tensor.data),Yp.a.assign(this.wRowsMat.tensor.pick(u,null),a.tensor);return this.wRowsMat}},{key:"_callCPU",value:function t(e){this.inputShape=e.tensor.shape,this._calcOutputShape(this.inputShape),this._im2col(e);var n=e.tensor.shape[0],r=e.tensor.shape[1],o=Ht(this.kernelShape,3),i=o[0],a=o[1],s=o[2],u=new Jp([],[n*r,a*s*i]);Sh()(u.tensor,this.imColsMat.tensor,this.wRowsMat.tensor,1,1);var c=Ht(this.outputPadding,4),l=c[0],p=c[1],h=c[2],f=c[3];this.output=new Jp([],this.outputShape);for(var d=new Jp([],[this.outputShape[0]+l+p,this.outputShape[1]+h+f,this.outputShape[2]]),m=[a,s,i],y=new Jp([],m),v=new Jp([],[a*s*i]),g=0,_=0;_<n;_++)for(var b=0;b<r;b++){Yp.a.assign(v.tensor,u.tensor.pick(g,null)),y.replaceTensorData(v.tensor.data);var x=_*this.strides[0],w=b*this.strides[1];Yp.a.addeq(d.tensor.hi(x+a,w+s,this.outputShape[2]).lo(x,w,0),y.tensor),g+=1}if(Yp.a.assign(this.output.tensor,d.tensor.hi(this.outputShape[0]+l,this.outputShape[1]+h,this.outputShape[2]).lo(l,h,0)),this.useBias)for(var S=0;S<i;S++)Yp.a.addseq(this.output.tensor.pick(null,null,S),this.weights.bias.tensor.get(S));this.activationFunc(this.output),"channels_first"===this.dataFormat&&(this.output.tensor=this.output.tensor.transpose(2,0,1))}},{key:"_createIndexMap",value:function t(){if(!this.indexMap){var e=this.inputShape[0],n=this.inputShape[1],r=Ht(this.kernelShape,3),o=r[0],i=r[1],a=r[2],s=Ht(this.outputPadding,4),u=s[0],c=s[1],l=s[2],p=s[3],h=(i-this.strides[0]+1)*(a-this.strides[1]+1),f=[this.outputShape[0],this.outputShape[1],h],d=[this.outputShape[0]+u+c,this.outputShape[1]+l+p,h],m=new Jp([],f,{type:Int32Array}),y=new Jp([],f,{type:Int32Array}),v=new Jp([],d,{type:Int32Array}),g=new Jp([],d,{type:Int32Array});Yp.a.assigns(m.tensor,-1),Yp.a.assigns(y.tensor,-1),Yp.a.assigns(v.tensor,-1),Yp.a.assigns(g.tensor,-1);for(var _=new Jp([],[i,a,o],{type:Int32Array}),b=0;b<i*a*o;b++)_.tensor.data[b]=b;for(var x=0;x<e;x++)for(var w=0;w<n;w++){var S=x*n+w,T=x*this.strides[0],P=w*this.strides[1];Vh(v.tensor.hi(T+i,P+a,h).lo(T,P,0),S,h),Hh(g.tensor.hi(T+i,P+a,h).lo(T,P,0),_.tensor.pick(null,null,0),h)}Yp.a.assign(m.tensor,v.tensor.hi(this.outputShape[0]+u,this.outputShape[1]+l,h).lo(u,l,0)),Yp.a.assign(y.tensor,g.tensor.hi(this.outputShape[0]+u,this.outputShape[1]+l,h).lo(u,l,0));var C=[this.outputShape[0]*this.outputShape[1],h];this.indexMap=new Jp([],C,{type:Int32Array});for(var k=new Jp([],[h],{type:Int32Array}),O=0;O<this.outputShape[0];O++)for(var E=0;E<this.outputShape[1];E++){for(var j=0;j<h;j++){var A=m.tensor.get(O,E,j),F=y.tensor.get(O,E,j);-1!==A&&-1!==F?k.tensor.set(j,A*this.weights.kernel.glTextureShape[1]+F):k.tensor.set(j,-1)}Yp.a.assign(this.indexMap.tensor.pick(O*this.outputShape[1]+E,null),k.tensor)}this.indexMap.createGLTexture({type:"2d",format:"int",supportsTextureFragments:!0})}}},{key:"_callGPU",value:function t(e){e.is2DReshaped||e.is2DSquareReshaped?(this.inputShape=e.originalShape,this._calcOutputShape(this.inputShape)):(this.inputShape=e.tensor.shape,this._calcOutputShape(this.inputShape),this._im2col(e),this.imColsMat.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}));var n=e.is2DReshaped||e.is2DSquareReshaped?e:this.imColsMat;if(!this.matMulResult){var r=[n.glTextureShape[0],this.weights.kernel.glTextureShape[1]];this.matMulResult=new Jp([],r),this.matMulResult.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0})}if("linear"!==this.activation&&!this.outputPreactiv){var o=[this.outputShape[0]*this.outputShape[1],this.outputShape[2]];this.outputPreactiv=new Jp([],o),this.outputPreactiv.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),this.outputPreactiv.is2DReshaped=!0,this.outputPreactiv.originalShape=this.outputShape,this.outputPreactiv.indicesForReshaped=h(this.outputShape,!1,-1)}if(!this.output){var i=[this.outputShape[0]*this.outputShape[1],this.outputShape[2]];this.output=new Jp([],i),this.output.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),this.output.is2DReshaped=!0,this.output.originalShape=this.outputShape,this.output.indicesForReshaped=h(this.outputShape,!1,-1)}Up.runProgram({program:this.matMulProgram,output:this.matMulResult,inputs:[{input:n,name:"A"},{input:this.weights.kernel,name:"B"}],uniforms:[{value:0,type:"bool",name:"addC"}],supportsTextureFragments:!0}),this._createIndexMap();var a=Boolean(this.matMulResult.glTextureFragments);if(a&&this.matMulResult.convert2DRowFragmentedGLTextureToColStack(),!this.convTransposeProgram){var s=yt("conv2dTranspose",this.output.glTextureFragmentShape?this.output.glTextureFragmentShape:this.output.glTextureShape,this.matMulResult.glTextureFragmentShape?this.matMulResult.glTextureFragmentShape:this.matMulResult.glTextureShape,this.indexMap.glTextureFragmentShape?this.indexMap.glTextureFragmentShape:this.indexMap.glTextureShape,this.useBias,a);this.convTransposeProgram=Up.compileProgram(s)}Up.runProgram({program:this.convTransposeProgram,output:"linear"===this.activation?this.output:this.outputPreactiv,inputs:[{input:this.matMulResult,name:"matMulResult"},{input:this.indexMap,name:"indexMap"}].concat(Wt(this.useBias?[{input:this.weights.bias,name:"bias"}]:[])),supportsTextureFragments:!0}),a&&this.matMulResult.removeGLTextureFragmentsAsColStack(),"linear"!==this.activation&&Up.runProgram({program:this.activationProgram,output:this.output,inputs:[{input:this.outputPreactiv,name:"x"}],supportsTextureFragments:!0}),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.reshapeFrom2D(),"channels_first"===this.dataFormat&&(this.output.tensor=this.output.tensor.transpose(2,0,1)))}}]),e}(Bp),Xh="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D indexMap;\nuniform int inputCols;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(indexMap, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  int index = texelFetch(indexMap, ivec2(out_x, out_y), 0).r;\n\n  if (index != -1) {\n    int rowIndex = int(floor(float(index) / float(inputCols)));\n    int colIndex = int(mod(float(index), float(inputCols)));\n    float val = texelFetch(x, ivec2(colIndex, rowIndex), 0).r;\n    outColor = vec4(val);\n  } else {\n    outColor = vec4(0.0);\n  }\n}\n",Yh="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D indexMap;\nuniform int inputCols;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 inputSize = textureSize(x, 0);\n  ivec2 outputSize = textureSize(indexMap, 0);\n  int out_x = int(float(outputSize[0]) * outTex.x);\n  int out_y = int(float(outputSize[1]) * outTex.y);\n\n  int index = texelFetch(indexMap, ivec2(out_x, out_y), 0).r;\n\n  if (index != -1) {\n    int rowIndex = int(floor(float(index) / float(inputCols)));\n    int colIndex = int(mod(float(index), float(inputCols)));\n    int fragmentIndex = int(floor(float(rowIndex) / float(inputSize[1])));\n    rowIndex = int(mod(float(rowIndex), float(inputSize[1])));\n    colIndex = fragmentIndex * inputCols + colIndex;\n    float val = texelFetch(x, ivec2(colIndex, rowIndex), 0).r;\n    outColor = vec4(val);\n  } else {\n    outColor = vec4(0.0);\n  }\n}\n",$h="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D A;\nuniform sampler2D B;\nuniform sampler2D C;\nuniform bool addC;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 A_size = textureSize(A, 0);\n  ivec2 B_size = textureSize(B, 0);\n  int out_x = int(float(B_size[0]) * outTex.x);\n  int out_y = int(float(A_size[1]) * outTex.y);\n  int commonDim = A_size[0];\n\n  float sum = 0.;\n  for (int i = 0; i < commonDim; ++i) {\n    float a = texelFetch(A, ivec2(i, out_y), 0).r;\n    float b = texelFetch(B, ivec2(out_x, i), 0).r;\n    sum += a * b;\n  }\n\n  if (addC) {\n    sum += texelFetch(C, ivec2(out_x, 0), 0).r;\n  }\n\n  outColor = vec4(sum);\n}\n",Kh=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};re(this,e),t=ae(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Conv3D";var r=n.filters,o=void 0===r?1:r,i=n.kernel_size,a=void 0===i?[1,1,1]:i,s=n.strides,u=void 0===s?[1,1,1]:s,c=n.padding,l=void 0===c?"valid":c,p=n.data_format,h=void 0===p?"channels_last":p,f=n.dilation_rate,d=void 0===f?[1,1,1]:f,m=n.activation,y=void 0===m?"linear":m,v=n.use_bias,g=void 0===v||v;return Array.isArray(a)?t.kernelShape=[o].concat(ne(a)):t.kernelShape=[o,a,a,a],Array.isArray(u)?t.strides=u:t.strides=[u,u,u],"valid"===l||"same"===l?t.padding=l:t.throwError("Invalid padding."),"channels_last"===h||"channels_first"===h?t.dataFormat=h:t.throwError("Only channels_last and channels_first data formats are allowed."),Array.isArray(d)?t.dilationRate=d:t.dilationRate=[d,d,d],1===t.dilationRate[0]&&1===t.dilationRate[1]&&1===t.dilationRate[2]||1===t.strides[0]&&1===t.strides[1]&&1===t.strides[2]||t.throwError("Incompatible combination of dilation_rate with strides."),t.activation=y,t.activationFunc=Es[y],t.useBias=g,t.params=t.useBias?["kernel","bias"]:["kernel"],t.description="".concat(t.kernelShape[0]," ").concat(t.kernelShape.slice(1).join("x")," filters"),t.description+=t.strides.some(function(t){return t>1})?", ".concat(t.strides.join("x")," striding"):"",t.description+="valid"===t.padding?", no border padding":", pad to same borders",t.description+=t.dilationRate.some(function(t){return t>1})?", ".concat(t.dilationRate.join("x")," dilation"):"",t.description+="linear"!==t.activation?", ".concat(t.activation," activation"):"",t.gpu&&(t.mapInputProgram=Up.compileProgram(Xh),t.mapInputFragmentsProgram=Up.compileProgram(Yh),t.matMulProgram=Up.compileProgram($h),t.activationProgram=Up.compileProgram(js[t.activation])),t}return ue(e,t),ie(e,[{key:"setWeights",value:function t(n){"channels_first"===this.dataFormat&&(n[0].tensor=n[0].tensor.transpose(2,3,4,1,0)),se(e.prototype.__proto__||Object.getPrototypeOf(e.prototype),"setWeights",this).call(this,n,!1),this._w2row(),this.gpu&&(this.weights.kernel=this.wRowsMat,this.weights.kernel.createGLTexture({type:"2d",format:"float"}),this.useBias&&this.weights.bias.createGLTexture({type:"2d",format:"float"}))}},{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_calcOutputShape",value:function t(e){if(!this.outputShape||!this.inputPadding){var n=e[0],r=e[1],o=e[2],i=ee(this.kernelShape,4),a=i[0],s=i[1],u=i[2],c=i[3],l=s+(s-1)*(this.dilationRate[0]-1),p=u+(u-1)*(this.dilationRate[1]-1),h=c+(c-1)*(this.dilationRate[2]-1),f="same"===this.padding?Math.floor((n+this.strides[0]-1)/this.strides[0]):Math.floor((n-l+this.strides[0])/this.strides[0]),d="same"===this.padding?Math.floor((r+this.strides[1]-1)/this.strides[1]):Math.floor((r-p+this.strides[1])/this.strides[1]),m="same"===this.padding?Math.floor((o+this.strides[2]-1)/this.strides[2]):Math.floor((o-h+this.strides[2])/this.strides[2]),y=a,v="same"===this.padding?Math.max(0,Math.floor((f-1)*this.strides[0]+l-n)):0,g="same"===this.padding?Math.max(0,Math.floor((d-1)*this.strides[1]+p-r)):0,_="same"===this.padding?Math.max(0,Math.floor((m-1)*this.strides[2]+h-o)):0,b=Math.floor(v/2),x=v-b,w=Math.floor(g/2),S=g-w,T=Math.floor(_/2),P=_-T;this.outputShape=[f,d,m,y],this.inputPadding=[b,x,w,S,T,P]}}},{key:"_padInput",value:function t(e){var n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;if("same"===this.padding){var r=ee(e.tensor.shape,4),o=r[0],i=r[1],a=r[2],s=r[3],u=ee(this.inputPadding,6),c=u[0],l=u[1],p=u[2],h=u[3],f=u[4],d=u[5],m=o+c+l,y=i+p+h,v=a+f+d,g=new Jp([],[m,y,v,s]);return 0!==n&&Yp.a.assigns(g.tensor,n),Yp.a.assign(g.tensor.hi(o+c,i+p,a+f,s).lo(c,p,f,0),e.tensor),g}return e}},{key:"_vol2col",value:function t(e){var n=ee(e.tensor.shape,4),r=n[0],o=n[1],i=n[2],a=n[3],s=this.kernelShape[1],u=this.kernelShape[2],c=this.kernelShape[3],l=this.outputShape[0],p=this.outputShape[1],h=this.outputShape[2],f=l*p*h,d=s*u*c*a,m=s+(s-1)*(this.dilationRate[0]-1),y=u+(u-1)*(this.dilationRate[1]-1),v=c+(c-1)*(this.dilationRate[2]-1);if(this.volColsMat||(this.volColsMat=new Jp([],[f,d])),1===m&&1===y&&1===v&&1===this.strides[0]&&1===this.strides[1]&&1===this.strides[2])return this.volColsMat.replaceTensorData(e.tensor.data),this.volColsMat;for(var g=new Jp([],[s,u,c,a]),_=0,b=0,x=r-m;b<=x;b+=this.strides[0])for(var w=0,S=o-y;w<=S;w+=this.strides[1])for(var T=0,P=i-v;T<=P;T+=this.strides[2])Yp.a.assign(g.tensor,e.tensor.hi(b+m,w+y,T+v,a).lo(b,w,T,0).step(this.dilationRate[0],this.dilationRate[1],this.dilationRate[2],1)),this.volColsMat.tensor.data.set(g.tensor.data,_),_+=d;return this.volColsMat}},{key:"_w2row",value:function t(){var e=this.weights.kernel.tensor.shape[3],n=ee(this.kernelShape,4),r=n[0],o=n[1],i=n[2],a=n[3],s=o*i*a*e;this.wRowsMat=new Jp([],[s,r]);for(var u=new Jp([],[o,i,a,e]),c=new Jp([],[s]),l=0;l<r;l++)Yp.a.assign(u.tensor,this.weights.kernel.tensor.pick(null,null,null,null,l)),c.replaceTensorData(u.tensor.data),Yp.a.assign(this.wRowsMat.tensor.pick(null,l),c.tensor);return this.wRowsMat}},{key:"_callCPU",value:function t(e){this.inputShape=e.tensor.shape,this._calcOutputShape(this.inputShape),e=this._padInput(e),this._vol2col(e);var n=this.kernelShape[0],r=this.outputShape[0],o=this.outputShape[1],i=this.outputShape[2],a=r*o*i,s=new Jp([],[a,n]);if(this.useBias)for(var u=0;u<n;u++)Yp.a.assigns(s.tensor.pick(null,u),this.weights.bias.tensor.get(u));Sh()(s.tensor,this.volColsMat.tensor,this.wRowsMat.tensor,1,1),this.output=new Jp([],this.outputShape);for(var c=new Jp([],[r*o*i]),l=new Jp([],[r,o,i]),p=0;p<n;p++)Yp.a.assign(c.tensor,s.tensor.pick(null,p)),l.replaceTensorData(c.tensor.data),Yp.a.assign(this.output.tensor.pick(null,null,null,p),l.tensor);this.activationFunc(this.output),"channels_first"===this.dataFormat&&(this.output.tensor=this.output.tensor.transpose(3,0,1,2))}},{key:"_createIndexMap",value:function t(e){if(!this.indexMap){var n=ee(this.inputShape,4),r=n[0],o=n[1],i=n[2],a=n[3],s=new Jp(e.data,e.shape,{type:Int32Array});if("same"===this.padding){var u=ee(this.inputPadding,6),c=u[0],l=u[1],p=u[2],h=u[3],f=u[4],d=u[5];r=r+c+l,o=o+p+h,i=i+f+d;var m=-1;s=this._padInput(s,-1)}var y=this.kernelShape[1],v=this.kernelShape[2],g=this.kernelShape[3],_=this.outputShape[0],b=this.outputShape[1],x=this.outputShape[2],w=_*b*x,S=y*v*g*a,T=y+(y-1)*(this.dilationRate[0]-1),P=v+(v-1)*(this.dilationRate[1]-1),C=g+(g-1)*(this.dilationRate[2]-1);this.indexMap=new Jp([],[w,S],{type:Int32Array});for(var k=new Jp([],[y,v,g,a]),O=0,E=0,j=r-T;E<=j;E+=this.strides[0])for(var A=0,F=o-P;A<=F;A+=this.strides[1])for(var M=0,R=i-C;M<=R;M+=this.strides[2])Yp.a.assign(k.tensor,s.tensor.hi(E+T,A+P,M+C,a).lo(E,A,M,0).step(this.dilationRate[0],this.dilationRate[1],this.dilationRate[2],1)),this.indexMap.tensor.data.set(k.tensor.data,O),O+=S;this.indexMap.createGLTexture({type:"2d",format:"int",supportsTextureFragments:!0})}}},{key:"_callGPU",value:function t(e){var n;if(e.is2DReshaped||e.is2DSquareReshaped?(this.inputShape=e.originalShape,this._calcOutputShape(this.inputShape),this._createIndexMap(e.indicesForReshaped),n=[this.indexMap.glTextureShape[0],this.weights.kernel.glTextureShape[1]]):(this.inputShape=e.tensor.shape,this._calcOutputShape(this.inputShape),e=this._padInput(e),this._vol2col(e),this.volColsMat.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),n=[this.volColsMat.glTextureShape[0],this.weights.kernel.glTextureShape[1]]),"linear"===this.activation||this.outputPreactiv||(this.outputPreactiv=new Jp([],n),this.outputPreactiv.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),this.outputPreactiv.is2DReshaped=!0,this.outputPreactiv.originalShape=this.outputShape,this.outputPreactiv.indicesForReshaped=h(this.outputShape,!1,-1)),this.output||(this.output=new Jp([],n),this.output.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),this.output.is2DReshaped=!0,this.output.originalShape=this.outputShape,this.output.indicesForReshaped=h(this.outputShape,!1,-1)),e.is2DReshaped||e.is2DSquareReshaped){var r=Boolean(e.glTextureFragments);if(r&&e.convert2DRowFragmentedGLTextureToColStack(),!this.convProgram){var o=yt("conv2d",this.output.glTextureFragmentShape?this.output.glTextureFragmentShape:this.output.glTextureShape,e.glTextureFragmentShape?e.glTextureFragmentShape:e.glTextureShape,this.indexMap.glTextureFragmentShape?this.indexMap.glTextureFragmentShape:this.indexMap.glTextureShape,this.useBias,r);this.convProgram=Up.compileProgram(o)}Up.runProgram({program:this.convProgram,output:"linear"===this.activation?this.output:this.outputPreactiv,inputs:[{input:e,name:"x"},{input:this.indexMap,name:"indexMap"},{input:this.weights.kernel,name:"kernel"}].concat(ne(this.useBias?[{input:this.weights.bias,name:"bias"}]:[])),supportsTextureFragments:!0}),r&&e.removeGLTextureFragmentsAsColStack()}else{var i=[{input:this.volColsMat,name:"A"},{input:this.weights.kernel,name:"B"}];this.useBias&&i.push({input:this.weights.bias,name:"C"}),Up.runProgram({program:this.matMulProgram,output:"linear"===this.activation?this.output:this.outputPreactiv,inputs:i,uniforms:[{value:this.useBias?1:0,type:"bool",name:"addC"}],supportsTextureFragments:!0})}"linear"!==this.activation&&Up.runProgram({program:this.activationProgram,output:this.output,inputs:[{input:this.outputPreactiv,name:"x"}],supportsTextureFragments:!0}),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.reshapeFrom2D(),"channels_first"===this.dataFormat&&(this.output.tensor=this.output.tensor.transpose(3,0,1,2)))}}]),e}(Bp),Jh="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D indexMap;\nuniform int inputCols;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(indexMap, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  int index = texelFetch(indexMap, ivec2(out_x, out_y), 0).r;\n\n  if (index != -1) {\n    int rowIndex = int(floor(float(index) / float(inputCols)));\n    int colIndex = int(mod(float(index), float(inputCols)));\n    float val = texelFetch(x, ivec2(colIndex, rowIndex), 0).r;\n    outColor = vec4(val);\n  } else {\n    outColor = vec4(0.0);\n  }\n}\n",Qh=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};le(this,e),t=fe(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Cropping1D";var r=n.cropping,o=void 0===r?[0,0]:r;return Array.isArray(o)?t.cropping=o:t.cropping=[o,o],t.description="".concat(JSON.stringify(t.cropping)),t.gpu&&(t.mapInputProgram=Up.compileProgram(Jh)),t}return de(e,t),he(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){this.inputShape=e.tensor.shape,this.outputShape=[this.inputShape[0]-this.cropping[0]-this.cropping[1],this.inputShape[1]],this.output=new Jp([],this.outputShape),Yp.a.assign(this.output.tensor,e.tensor.hi(this.inputShape[0]-this.cropping[1],this.inputShape[2]).lo(this.cropping[0],0))}},{key:"_createIndexMap",value:function t(){var e,n;if(!this.indexMap){for(var r=new Jp([],this.inputShape,{type:Int32Array}),o=new Jp([],this.inputShape,{type:Int32Array}),i=new Jp([],this.inputShape,{type:Int32Array}),a=0;a<this.inputShape[0];a++)Yp.a.assigns(o.tensor.pick(a,null),a);for(var s=0;s<this.inputShape[1];s++)Yp.a.assigns(i.tensor.pick(null,s),s);Yp.a.muls(r.tensor,o.tensor,this.inputShape[1]),Yp.a.addeq(r.tensor,i.tensor),this.indexMap=new Jp([],this.outputShape,{type:Int32Array});var u=[this.cropping[0],0],c=[this.inputShape[0]-this.cropping[1],this.inputShape[2]];Yp.a.assign(this.indexMap.tensor,(e=(n=r.tensor).hi.apply(n,c)).lo.apply(e,u)),this.indexMap.createGLTexture({type:"2d",format:"int"})}}},{key:"_callGPU",value:function t(e){e.glTexture||e.createGLTexture({type:"2d",format:"float"}),this.inputShape=e.tensor.shape,this.outputShape=[this.inputShape[0]-this.cropping[0]-this.cropping[1],this.inputShape[1]],this._createIndexMap(),this.output||(this.output=new Jp([],this.outputShape),this.output.createGLTexture({type:"2d",format:"float"})),Up.runProgram({program:this.mapInputProgram,output:this.output,inputs:[{input:e,name:"x"},{input:this.indexMap,name:"indexMap"}],uniforms:[{value:e.glTextureShape[1],type:"int",name:"inputCols"}]}),0===this.outbound.length&&this.output.transferFromGLTexture()}}]),e}(Bp),Zh="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D indexMap;\nuniform int inputCols;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(indexMap, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  int index = texelFetch(indexMap, ivec2(out_x, out_y), 0).r;\n\n  if (index != -1) {\n    int rowIndex = int(floor(float(index) / float(inputCols)));\n    int colIndex = int(mod(float(index), float(inputCols)));\n    float val = texelFetch(x, ivec2(colIndex, rowIndex), 0).r;\n    outColor = vec4(val);\n  } else {\n    outColor = vec4(0.0);\n  }\n}\n",tf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};ye(this,e),t=_e(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Cropping2D";var r=n.cropping,o=void 0===r?[[0,0],[0,0]]:r,i=n.data_format,a=void 0===i?"channels_last":i;return Array.isArray(o)?Array.isArray(o[0])?t.cropping=o:t.cropping=[[o[0],o[0]],[o[1],o[1]]]:t.cropping=[[o,o],[o,o]],t.dataFormat=a,t.description="".concat(JSON.stringify(t.cropping)),t.gpu&&(t.mapInputProgram=Up.compileProgram(Zh)),t}return be(e,t),ge(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){"channels_first"===this.dataFormat&&(e.tensor=e.tensor.transpose(1,2,0)),this.inputShape=e.tensor.shape,this.outputShape=[this.inputShape[0]-this.cropping[0][0]-this.cropping[0][1],this.inputShape[1]-this.cropping[1][0]-this.cropping[1][1],this.inputShape[2]],this.output=new Jp([],this.outputShape),Yp.a.assign(this.output.tensor,e.tensor.hi(this.inputShape[0]-this.cropping[0][1],this.inputShape[1]-this.cropping[1][1],this.inputShape[2]).lo(this.cropping[0][0],this.cropping[1][0],0)),"channels_first"===this.dataFormat&&(e.tensor=e.tensor.transpose(2,0,1),this.output.tensor=this.output.tensor.transpose(2,0,1))}},{key:"_createIndexMap",value:function t(e,n){var r,o;if(!this.indexMap){var i=new Jp(e.data,e.shape,{type:Int32Array});this.indexMap=new Jp([],this.outputShape,{type:Int32Array});var a="channels_first"===this.dataFormat?[0,this.cropping[0][0],this.cropping[1][0]]:[this.cropping[0][0],this.cropping[1][0],0],s="channels_first"===this.dataFormat?[this.inputShape[0],this.inputShape[1]-this.cropping[0][1],this.inputShape[2]-this.cropping[1][1]]:[this.inputShape[0]-this.cropping[0][1],this.inputShape[1]-this.cropping[1][1],this.inputShape[2]];Yp.a.assign(this.indexMap.tensor,(r=(o=i.tensor).hi.apply(o,s)).lo.apply(r,a)),n?this.indexMap.reshapeTo2D():this.indexMap.reshapeTo2DSquare(),this.indexMap.createGLTexture({type:"2d",format:"int"})}}},{key:"_callGPU",value:function t(e){e.glTexture||(e.reshapeTo2DSquare(),e.createGLTexture({type:"2d",format:"float"})),this.inputShape=e.originalShape,this.outputShape="channels_first"===this.dataFormat?[this.inputShape[0],this.inputShape[1]-this.cropping[0][0]-this.cropping[0][1],this.inputShape[2]-this.cropping[1][0]-this.cropping[1][1]]:[this.inputShape[0]-this.cropping[0][0]-this.cropping[0][1],this.inputShape[1]-this.cropping[1][0]-this.cropping[1][1],this.inputShape[2]],this._createIndexMap(e.indicesForReshaped,e.is2DReshaped),this.output||(this.output=new Jp([],this.outputShape),e.is2DReshaped?this.output.reshapeTo2D():this.output.reshapeTo2DSquare(),this.output.createGLTexture({type:"2d",format:"float"})),Up.runProgram({program:this.mapInputProgram,output:this.output,inputs:[{input:e,name:"x"},{input:this.indexMap,name:"indexMap"}],uniforms:[{value:e.glTextureShape[1],type:"int",name:"inputCols"}]}),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.is2DReshaped?this.output.reshapeFrom2D():this.output.reshapeFrom2DSquare())}}]),e}(Bp),ef="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D indexMap;\nuniform int inputCols;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(indexMap, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  int index = texelFetch(indexMap, ivec2(out_x, out_y), 0).r;\n\n  if (index != -1) {\n    int rowIndex = int(floor(float(index) / float(inputCols)));\n    int colIndex = int(mod(float(index), float(inputCols)));\n    float val = texelFetch(x, ivec2(colIndex, rowIndex), 0).r;\n    outColor = vec4(val);\n  } else {\n    outColor = vec4(0.0);\n  }\n}\n",nf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};we(this,e),t=Pe(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Cropping3D";var r=n.cropping,o=void 0===r?[[0,0],[0,0],[0,0]]:r,i=n.data_format,a=void 0===i?"channels_last":i;return Array.isArray(o)?Array.isArray(o[0])?t.cropping=o:t.cropping=[[o[0],o[0]],[o[1],o[1]],[o[2],o[2]]]:t.cropping=[[o,o],[o,o],[o,o]],t.dataFormat=a,t.description="".concat(JSON.stringify(t.cropping)),t.gpu&&(t.mapInputProgram=Up.compileProgram(ef)),t}return Ce(e,t),Te(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){"channels_first"===this.dataFormat&&(e.tensor=e.tensor.transpose(1,2,3,0)),this.inputShape=e.tensor.shape,this.outputShape=[this.inputShape[0]-this.cropping[0][0]-this.cropping[0][1],this.inputShape[1]-this.cropping[1][0]-this.cropping[1][1],this.inputShape[2]-this.cropping[2][0]-this.cropping[2][1],this.inputShape[3]],this.output=new Jp([],this.outputShape),Yp.a.assign(this.output.tensor,e.tensor.hi(this.inputShape[0]-this.cropping[0][1],this.inputShape[1]-this.cropping[1][1],this.inputShape[2]-this.cropping[2][1],this.inputShape[3]).lo(this.cropping[0][0],this.cropping[1][0],this.cropping[2][0],0)),"channels_first"===this.dataFormat&&(e.tensor=e.tensor.transpose(3,0,1,2),this.output.tensor=this.output.tensor.transpose(3,0,1,2))}},{key:"_createIndexMap",value:function t(e,n){var r,o;if(!this.indexMap){var i=new Jp(e.data,e.shape,{type:Int32Array});this.indexMap=new Jp([],this.outputShape,{type:Int32Array});var a="channels_first"===this.dataFormat?[0,this.cropping[0][0],this.cropping[1][0],this.cropping[2][0]]:[this.cropping[0][0],this.cropping[1][0],this.cropping[2][0],0],s="channels_first"===this.dataFormat?[this.inputShape[0],this.inputShape[1]-this.cropping[0][1],this.inputShape[2]-this.cropping[1][1],this.inputShape[3]-this.cropping[2][1]]:[this.inputShape[0]-this.cropping[0][1],this.inputShape[1]-this.cropping[1][1],this.inputShape[2]-this.cropping[2][1],this.inputShape[3]];Yp.a.assign(this.indexMap.tensor,(r=(o=i.tensor).hi.apply(o,s)).lo.apply(r,a)),n?this.indexMap.reshapeTo2D():this.indexMap.reshapeTo2DSquare(),this.indexMap.createGLTexture({type:"2d",format:"int"})}}},{key:"_callGPU",value:function t(e){e.glTexture||(e.reshapeTo2DSquare(),e.createGLTexture({type:"2d",format:"float"})),this.inputShape=e.originalShape,this.outputShape="channels_first"===this.dataFormat?[this.inputShape[0],this.inputShape[1]-this.cropping[0][0]-this.cropping[0][1],this.inputShape[2]-this.cropping[1][0]-this.cropping[1][1],this.inputShape[3]-this.cropping[2][0]-this.cropping[2][1]]:[this.inputShape[0]-this.cropping[0][0]-this.cropping[0][1],this.inputShape[1]-this.cropping[1][0]-this.cropping[1][1],this.inputShape[2]-this.cropping[2][0]-this.cropping[2][1],this.inputShape[3]],this._createIndexMap(e.indicesForReshaped,e.is2DReshaped),this.output||(this.output=new Jp([],this.outputShape),e.is2DReshaped?this.output.reshapeTo2D():this.output.reshapeTo2DSquare(),this.output.createGLTexture({type:"2d",format:"float"})),Up.runProgram({program:this.mapInputProgram,output:this.output,inputs:[{input:e,name:"x"},{input:this.indexMap,name:"indexMap"}],uniforms:[{value:e.glTextureShape[1],type:"int",name:"inputCols"}]}),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.is2DReshaped?this.output.reshapeFrom2D():this.output.reshapeFrom2DSquare())}}]),e}(Bp),rf="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D indexMap;\nuniform int inputCols;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(indexMap, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  int index = texelFetch(indexMap, ivec2(out_x, out_y), 0).r;\n\n  if (index != -1) {\n    int rowIndex = int(floor(float(index) / float(inputCols)));\n    int colIndex = int(mod(float(index), float(inputCols)));\n    float val = texelFetch(x, ivec2(colIndex, rowIndex), 0).r;\n    outColor = vec4(val);\n  } else {\n    outColor = vec4(0.0);\n  }\n}\n",of=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};Oe(this,e),t=Ae(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="UpSampling1D";var r=n.size,o=void 0===r?2:r;return t.size=o,t.description="size ".concat(o),t.gpu&&(t.mapInputProgram=Up.compileProgram(rf)),t}return Fe(e,t),je(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){this.inputShape=e.tensor.shape,this.outputShape=[this.inputShape[0]*this.size,this.inputShape[1]],this.output=new Jp([],this.outputShape);for(var n=0;n<this.size;n++)Yp.a.assign(this.output.tensor.lo(n,0).step(this.size,1),e.tensor)}},{key:"_createIndexMap",value:function t(){if(!this.indexMap){for(var e=new Jp([],this.inputShape,{type:Int32Array}),n=new Jp([],this.inputShape,{type:Int32Array}),r=new Jp([],this.inputShape,{type:Int32Array}),o=0;o<this.inputShape[0];o++)Yp.a.assigns(n.tensor.pick(o,null),o);for(var i=0;i<this.inputShape[1];i++)Yp.a.assigns(r.tensor.pick(null,i),i);Yp.a.muls(e.tensor,n.tensor,this.inputShape[1]),Yp.a.addeq(e.tensor,r.tensor),this.indexMap=new Jp([],this.outputShape,{type:Int32Array});for(var a=0;a<this.size;a++)Yp.a.assign(this.indexMap.tensor.lo(a,0).step(this.size,1),e.tensor);this.indexMap.createGLTexture({type:"2d",format:"int"})}}},{key:"_callGPU",value:function t(e){e.glTexture||e.createGLTexture({type:"2d",format:"float"}),this.inputShape=e.tensor.shape,this.outputShape=[this.inputShape[0]*this.size,this.inputShape[1]],this._createIndexMap(),this.output||(this.output=new Jp([],this.outputShape),this.output.createGLTexture({type:"2d",format:"float"})),Up.runProgram({program:this.mapInputProgram,output:this.output,inputs:[{input:e,name:"x"},{input:this.indexMap,name:"indexMap"}],uniforms:[{value:e.glTextureShape[1],type:"int",name:"inputCols"}]}),0===this.outbound.length&&this.output.transferFromGLTexture()}}]),e}(Bp),af="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D indexMap;\nuniform int inputCols;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(indexMap, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  int index = texelFetch(indexMap, ivec2(out_x, out_y), 0).r;\n\n  if (index != -1) {\n    int rowIndex = int(floor(float(index) / float(inputCols)));\n    int colIndex = int(mod(float(index), float(inputCols)));\n    float val = texelFetch(x, ivec2(colIndex, rowIndex), 0).r;\n    outColor = vec4(val);\n  } else {\n    outColor = vec4(0.0);\n  }\n}\n",sf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};Re(this,e),t=Le(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="UpSampling2D";var r=n.size,o=void 0===r?[2,2]:r,i=n.data_format,a=void 0===i?"channels_last":i;return Array.isArray(o)?t.size=o:t.size=[o,o],t.dataFormat=a,t.description="size ".concat(t.size.join("x")),t.gpu&&(t.mapInputProgram=Up.compileProgram(af)),t}return ze(e,t),Ie(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){"channels_first"===this.dataFormat&&(e.tensor=e.tensor.transpose(1,2,0)),this.inputShape=e.tensor.shape,this.outputShape=[this.inputShape[0]*this.size[0],this.inputShape[1]*this.size[1],this.inputShape[2]],this.output=new Jp([],this.outputShape);for(var n=0;n<this.size[0];n++)for(var r=0;r<this.size[1];r++)Yp.a.assign(this.output.tensor.lo(n,r,0).step(this.size[0],this.size[1],1),e.tensor);"channels_first"===this.dataFormat&&(e.tensor=e.tensor.transpose(2,0,1),this.output.tensor=this.output.tensor.transpose(2,0,1))}},{key:"_createIndexMap",value:function t(e,n){if(!this.indexMap){var r=new Jp(e.data,e.shape,{type:Int32Array});this.indexMap=new Jp([],this.outputShape,{type:Int32Array});for(var o=0;o<this.size[0];o++)for(var i=0;i<this.size[1];i++){var a,s,u="channels_first"===this.dataFormat?[0,o,i]:[o,i,0],c="channels_first"===this.dataFormat?[1,this.size[0],this.size[1]]:[this.size[0],this.size[1],1];Yp.a.assign((a=(s=this.indexMap.tensor).lo.apply(s,u)).step.apply(a,c),r.tensor)}n?this.indexMap.reshapeTo2D():this.indexMap.reshapeTo2DSquare(),this.indexMap.createGLTexture({type:"2d",format:"int"})}}},{key:"_callGPU",value:function t(e){e.glTexture||(e.reshapeTo2DSquare(),e.createGLTexture({type:"2d",format:"float"})),this.inputShape=e.originalShape,this.outputShape="channels_first"===this.dataFormat?[this.inputShape[0],this.inputShape[1]*this.size[0],this.inputShape[2]*this.size[1]]:[this.inputShape[0]*this.size[0],this.inputShape[1]*this.size[1],this.inputShape[2]],this._createIndexMap(e.indicesForReshaped,e.is2DReshaped),this.output||(this.output=new Jp([],this.outputShape),e.is2DReshaped?this.output.reshapeTo2D():this.output.reshapeTo2DSquare(),this.output.createGLTexture({type:"2d",format:"float"})),Up.runProgram({program:this.mapInputProgram,output:this.output,inputs:[{input:e,name:"x"},{input:this.indexMap,name:"indexMap"}],uniforms:[{value:e.glTextureShape[1],type:"int",name:"inputCols"}]}),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.is2DReshaped?this.output.reshapeFrom2D():this.output.reshapeFrom2DSquare())}}]),e}(Bp),uf="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D indexMap;\nuniform int inputCols;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(indexMap, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  int index = texelFetch(indexMap, ivec2(out_x, out_y), 0).r;\n\n  if (index != -1) {\n    int rowIndex = int(floor(float(index) / float(inputCols)));\n    int colIndex = int(mod(float(index), float(inputCols)));\n    float val = texelFetch(x, ivec2(colIndex, rowIndex), 0).r;\n    outColor = vec4(val);\n  } else {\n    outColor = vec4(0.0);\n  }\n}\n",cf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};Ge(this,e),t=qe(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="UpSampling3D";var r=n.size,o=void 0===r?[2,2,2]:r,i=n.data_format,a=void 0===i?"channels_last":i;return Array.isArray(o)?t.size=o:t.size=[o,o,o],t.dataFormat=a,t.description="size ".concat(t.size.join("x")),t.gpu&&(t.mapInputProgram=Up.compileProgram(uf)),t}return Ve(e,t),Be(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){"channels_first"===this.dataFormat&&(e.tensor=e.tensor.transpose(1,2,3,0)),this.inputShape=e.tensor.shape,this.outputShape=[this.inputShape[0]*this.size[0],this.inputShape[1]*this.size[1],this.inputShape[2]*this.size[2],this.inputShape[3]],this.output=new Jp([],this.outputShape);for(var n=0;n<this.size[0];n++)for(var r=0;r<this.size[1];r++)for(var o=0;o<this.size[2];o++)Yp.a.assign(this.output.tensor.lo(n,r,o,0).step(this.size[0],this.size[1],this.size[2],1),e.tensor);"channels_first"===this.dataFormat&&(e.tensor=e.tensor.transpose(3,0,1,2),this.output.tensor=this.output.tensor.transpose(3,0,1,2))}},{key:"_createIndexMap",value:function t(e,n){if(!this.indexMap){var r=new Jp(e.data,e.shape,{type:Int32Array});this.indexMap=new Jp([],this.outputShape,{type:Int32Array});for(var o=0;o<this.size[0];o++)for(var i=0;i<this.size[1];i++)for(var a=0;a<this.size[2];a++){var s,u,c="channels_first"===this.dataFormat?[0,o,i,a]:[o,i,a,0],l="channels_first"===this.dataFormat?[1,this.size[0],this.size[1],this.size[2]]:[this.size[0],this.size[1],this.size[2],1];Yp.a.assign((s=(u=this.indexMap.tensor).lo.apply(u,c)).step.apply(s,l),r.tensor)}n?this.indexMap.reshapeTo2D():this.indexMap.reshapeTo2DSquare(),this.indexMap.createGLTexture({type:"2d",format:"int"})}}},{key:"_callGPU",value:function t(e){e.glTexture||(e.reshapeTo2DSquare(),e.createGLTexture({type:"2d",format:"float"})),this.inputShape=e.originalShape,this.outputShape="channels_first"===this.dataFormat?[this.inputShape[0],this.inputShape[1]*this.size[0],this.inputShape[2]*this.size[1],this.inputShape[3]*this.size[2]]:[this.inputShape[0]*this.size[0],this.inputShape[1]*this.size[1],this.inputShape[2]*this.size[2],this.inputShape[3]],this._createIndexMap(e.indicesForReshaped,e.is2DReshaped),this.output||(this.output=new Jp([],this.outputShape),e.is2DReshaped?this.output.reshapeTo2D():this.output.reshapeTo2DSquare(),this.output.createGLTexture({type:"2d",format:"float"})),Up.runProgram({program:this.mapInputProgram,output:this.output,inputs:[{input:e,name:"x"},{input:this.indexMap,name:"indexMap"}],uniforms:[{value:e.glTextureShape[1],type:"int",name:"inputCols"}]}),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.is2DReshaped?this.output.reshapeFrom2D():this.output.reshapeFrom2DSquare())}}]),e}(Bp),lf="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D indexMap;\nuniform int inputCols;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(indexMap, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  int index = texelFetch(indexMap, ivec2(out_x, out_y), 0).r;\n\n  if (index != -1) {\n    int rowIndex = int(floor(float(index) / float(inputCols)));\n    int colIndex = int(mod(float(index), float(inputCols)));\n    float val = texelFetch(x, ivec2(colIndex, rowIndex), 0).r;\n    outColor = vec4(val);\n  } else {\n    outColor = vec4(0.0);\n  }\n}\n",pf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};We(this,e),t=$e(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="ZeroPadding1D";var r=n.padding,o=void 0===r?[1,1]:r;return Array.isArray(o)?t.padding=o:t.padding=[o,o],t.description="".concat(JSON.stringify(t.padding)),t.gpu&&(t.mapInputProgram=Up.compileProgram(lf)),t}return Ke(e,t),Ye(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){this.inputShape=e.tensor.shape,this.outputShape=[this.inputShape[0]+this.padding[0]+this.padding[1],this.inputShape[1]],this.output=new Jp([],this.outputShape),Yp.a.assign(this.output.tensor.hi(this.inputShape[0]+this.padding[0],this.inputShape[1]).lo(this.padding[0],0),e.tensor)}},{key:"_createIndexMap",value:function t(){var e,n;if(!this.indexMap){for(var r=new Jp([],this.inputShape,{type:Int32Array}),o=new Jp([],this.inputShape,{type:Int32Array}),i=new Jp([],this.inputShape,{type:Int32Array}),a=0;a<this.inputShape[0];a++)Yp.a.assigns(o.tensor.pick(a,null),a);for(var s=0;s<this.inputShape[1];s++)Yp.a.assigns(i.tensor.pick(null,s),s);Yp.a.muls(r.tensor,o.tensor,this.inputShape[1]),Yp.a.addeq(r.tensor,i.tensor),this.indexMap=new Jp([],this.outputShape,{type:Int32Array});var u=[this.padding[0],0],c=[this.inputShape[0]+this.padding[0],this.inputShape[1]];Yp.a.assigns(this.indexMap.tensor,-1),Yp.a.assign((e=(n=this.indexMap.tensor).hi.apply(n,c)).lo.apply(e,u),r.tensor),this.indexMap.createGLTexture({type:"2d",format:"int"})}}},{key:"_callGPU",value:function t(e){e.glTexture||e.createGLTexture({type:"2d",format:"float"}),this.inputShape=e.tensor.shape,this.outputShape=[this.inputShape[0]+this.padding[0]+this.padding[1],this.inputShape[1]],this._createIndexMap(),this.output||(this.output=new Jp([],this.outputShape),this.output.createGLTexture({type:"2d",format:"float"})),Up.runProgram({program:this.mapInputProgram,output:this.output,inputs:[{input:e,name:"x"},{input:this.indexMap,name:"indexMap"}],uniforms:[{value:e.glTextureShape[1],type:"int",name:"inputCols"}]}),0===this.outbound.length&&this.output.transferFromGLTexture()}}]),e}(Bp),hf="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D indexMap;\nuniform int inputCols;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(indexMap, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  int index = texelFetch(indexMap, ivec2(out_x, out_y), 0).r;\n\n  if (index != -1) {\n    int rowIndex = int(floor(float(index) / float(inputCols)));\n    int colIndex = int(mod(float(index), float(inputCols)));\n    float val = texelFetch(x, ivec2(colIndex, rowIndex), 0).r;\n    outColor = vec4(val);\n  } else {\n    outColor = vec4(0.0);\n  }\n}\n",ff=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};Qe(this,e),t=en(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="ZeroPadding2D";var r=n.padding,o=void 0===r?[[1,1],[1,1]]:r,i=n.data_format,a=void 0===i?"channels_last":i;return Array.isArray(o)?Array.isArray(o[0])?t.padding=o:t.padding=[[o[0],o[0]],[o[1],o[1]]]:t.padding=[[o,o],[o,o]],t.dataFormat=a,t.description="".concat(JSON.stringify(t.padding)),t.gpu&&(t.mapInputProgram=Up.compileProgram(hf)),t}return nn(e,t),tn(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){"channels_first"===this.dataFormat&&(e.tensor=e.tensor.transpose(1,2,0)),this.inputShape=e.tensor.shape,this.outputShape=[this.inputShape[0]+this.padding[0][0]+this.padding[0][1],this.inputShape[1]+this.padding[1][0]+this.padding[1][1],this.inputShape[2]],this.output=new Jp([],this.outputShape),Yp.a.assign(this.output.tensor.hi(this.inputShape[0]+this.padding[0][0],this.inputShape[1]+this.padding[1][0],this.inputShape[2]).lo(this.padding[0][0],this.padding[1][0],0),e.tensor),"channels_first"===this.dataFormat&&(e.tensor=e.tensor.transpose(2,0,1),this.output.tensor=this.output.tensor.transpose(2,0,1))}},{key:"_createIndexMap",value:function t(e,n){var r,o;if(!this.indexMap){var i=new Jp(e.data,e.shape,{type:Int32Array});this.indexMap=new Jp([],this.outputShape,{type:Int32Array});var a="channels_first"===this.dataFormat?[0,this.padding[0][0],this.padding[1][0]]:[this.padding[0][0],this.padding[1][0],0],s="channels_first"===this.dataFormat?[this.inputShape[0],this.inputShape[1]+this.padding[0][0],this.inputShape[2]+this.padding[1][0]]:[this.inputShape[0]+this.padding[0][0],this.inputShape[1]+this.padding[1][0],this.inputShape[2]];Yp.a.assigns(this.indexMap.tensor,-1),Yp.a.assign((r=(o=this.indexMap.tensor).hi.apply(o,s)).lo.apply(r,a),i.tensor),n?this.indexMap.reshapeTo2D():this.indexMap.reshapeTo2DSquare(),this.indexMap.createGLTexture({type:"2d",format:"int"})}}},{key:"_callGPU",value:function t(e){e.glTexture||(e.reshapeTo2DSquare(),e.createGLTexture({type:"2d",format:"float"})),this.inputShape=e.originalShape,this.outputShape="channels_first"===this.dataFormat?[this.inputShape[0],this.inputShape[1]+this.padding[0][0]+this.padding[0][1],this.inputShape[2]+this.padding[1][0]+this.padding[1][1]]:[this.inputShape[0]+this.padding[0][0]+this.padding[0][1],this.inputShape[1]+this.padding[1][0]+this.padding[1][1],this.inputShape[2]],this._createIndexMap(e.indicesForReshaped,e.is2DReshaped),this.output||(this.output=new Jp([],this.outputShape),e.is2DReshaped?this.output.reshapeTo2D():this.output.reshapeTo2DSquare(),this.output.createGLTexture({type:"2d",format:"float"})),Up.runProgram({program:this.mapInputProgram,output:this.output,inputs:[{input:e,name:"x"},{input:this.indexMap,name:"indexMap"}],uniforms:[{value:e.glTextureShape[1],type:"int",name:"inputCols"}]}),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.is2DReshaped?this.output.reshapeFrom2D():this.output.reshapeFrom2DSquare())}}]),e}(Bp),df="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D indexMap;\nuniform int inputCols;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(indexMap, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  int index = texelFetch(indexMap, ivec2(out_x, out_y), 0).r;\n\n  if (index != -1) {\n    int rowIndex = int(floor(float(index) / float(inputCols)));\n    int colIndex = int(mod(float(index), float(inputCols)));\n    float val = texelFetch(x, ivec2(colIndex, rowIndex), 0).r;\n    outColor = vec4(val);\n  } else {\n    outColor = vec4(0.0);\n  }\n}\n",mf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};on(this,e),t=un(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="ZeroPadding3D";var r=n.padding,o=void 0===r?[[1,1],[1,1],[1,1]]:r,i=n.data_format,a=void 0===i?"channels_last":i;return Array.isArray(o)?Array.isArray(o[0])?t.padding=o:t.padding=[[o[0],o[0]],[o[1],o[1]],[o[2],o[2]]]:t.padding=[[o,o],[o,o],[o,o]],t.dataFormat=a,t.description="".concat(JSON.stringify(t.padding)),t.gpu&&(t.mapInputProgram=Up.compileProgram(df)),t}return cn(e,t),sn(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){"channels_first"===this.dataFormat&&(e.tensor=e.tensor.transpose(1,2,3,0)),this.inputShape=e.tensor.shape,this.outputShape=[this.inputShape[0]+this.padding[0][0]+this.padding[0][1],this.inputShape[1]+this.padding[1][0]+this.padding[1][1],this.inputShape[2]+this.padding[2][0]+this.padding[2][1],this.inputShape[3]],this.output=new Jp([],this.outputShape),Yp.a.assign(this.output.tensor.hi(this.inputShape[0]+this.padding[0][0],this.inputShape[1]+this.padding[1][0],this.inputShape[2]+this.padding[2][0],this.inputShape[3]).lo(this.padding[0][0],this.padding[1][0],this.padding[2][0],0),e.tensor),"channels_first"===this.dataFormat&&(e.tensor=e.tensor.transpose(3,0,1,2),this.output.tensor=this.output.tensor.transpose(3,0,1,2))}},{key:"_createIndexMap",value:function t(e,n){var r,o;if(!this.indexMap){var i=new Jp(e.data,e.shape,{type:Int32Array});this.indexMap=new Jp([],this.outputShape,{type:Int32Array});var a="channels_first"===this.dataFormat?[0,this.padding[0][0],this.padding[1][0],this.padding[2][0]]:[this.padding[0][0],this.padding[1][0],this.padding[2][0],0],s="channels_first"===this.dataFormat?[this.inputShape[0],this.inputShape[1]+this.padding[0][0],this.inputShape[2]+this.padding[1][0],this.inputShape[3]+this.padding[2][0]]:[this.inputShape[0]+this.padding[0][0],this.inputShape[1]+this.padding[1][0],this.inputShape[2]+this.padding[2][0],this.inputShape[3]];Yp.a.assigns(this.indexMap.tensor,-1),Yp.a.assign((r=(o=this.indexMap.tensor).hi.apply(o,s)).lo.apply(r,a),i.tensor),n?this.indexMap.reshapeTo2D():this.indexMap.reshapeTo2DSquare(),this.indexMap.createGLTexture({type:"2d",format:"int"})}}},{key:"_callGPU",value:function t(e){e.glTexture||(e.reshapeTo2DSquare(),e.createGLTexture({type:"2d",format:"float"})),this.inputShape=e.originalShape,this.outputShape="channels_first"===this.dataFormat?[this.inputShape[0],this.inputShape[1]+this.padding[0][0]+this.padding[0][1],this.inputShape[2]+this.padding[1][0]+this.padding[1][1],this.inputShape[3]+this.padding[2][0]+this.padding[2][1]]:[this.inputShape[0]+this.padding[0][0]+this.padding[0][1],this.inputShape[1]+this.padding[1][0]+this.padding[1][1],this.inputShape[2]+this.padding[2][0]+this.padding[2][1],this.inputShape[3]],this._createIndexMap(e.indicesForReshaped,e.is2DReshaped),this.output||(this.output=new Jp([],this.outputShape),e.is2DReshaped?this.output.reshapeTo2D():this.output.reshapeTo2DSquare(),this.output.createGLTexture({type:"2d",format:"float"})),Up.runProgram({program:this.mapInputProgram,output:this.output,inputs:[{input:e,name:"x"},{input:this.indexMap,name:"indexMap"}],uniforms:[{value:e.glTextureShape[1],type:"int",name:"inputCols"}]}),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.is2DReshaped?this.output.reshapeFrom2D():this.output.reshapeFrom2DSquare())}}]),e}(Bp),yf=n(59),vf=n.n(yf),gf="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D A;\nuniform sampler2D B;\nuniform sampler2D C;\nuniform bool addC;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 A_size = textureSize(A, 0);\n  ivec2 B_size = textureSize(B, 0);\n  int out_x = int(float(B_size[0]) * outTex.x);\n  int out_y = int(float(A_size[1]) * outTex.y);\n  int commonDim = A_size[0];\n\n  float sum = 0.;\n  for (int i = 0; i < commonDim; ++i) {\n    float a = texelFetch(A, ivec2(i, out_y), 0).r;\n    float b = texelFetch(B, ivec2(out_x, i), 0).r;\n    sum += a * b;\n  }\n\n  if (addC) {\n    sum += texelFetch(C, ivec2(out_x, 0), 0).r;\n  }\n\n  outColor = vec4(sum);\n}\n",_f=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};pn(this,e),t=dn(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Dense";var r=n.units,o=void 0===r?1:r,i=n.activation,a=void 0===i?"linear":i,s=n.input_dim,u=void 0===s?null:s,c=n.use_bias,l=void 0===c||c;return t.description="".concat(a," activation, output dimensions: ").concat(o),t.activation=a,t.activationFunc=Es[t.activation],t.units=o,t.input_dim=u,t.use_bias=l,t.params=t.use_bias?["kernel","bias"]:["kernel"],t.input_dim&&(t.inputShape=[t.input_dim]),t.gpu&&(t.matMulProgram=Up.compileProgram(gf),t.activationProgram=Up.compileProgram(js[t.activation])),t}return mn(e,t),fn(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){this.output=new Jp([],[this.units]),this.use_bias&&Yp.a.assign(this.output.tensor,this.weights.bias.tensor),Object(yf.gemv)(1,this.weights.kernel.tensor.transpose(1,0),e.tensor,1,this.output.tensor),this.activationFunc(this.output)}},{key:"_callGPU",value:function t(e){e.glTexture||e.createGLTexture({type:"2d",format:"float"}),"linear"===this.activation||this.outputPreactiv||(this.outputPreactiv=new Jp([],[this.units]),this.outputPreactiv.createGLTexture({type:"2d",format:"float"})),this.output||(this.output=new Jp([],[this.units]),this.output.createGLTexture({type:"2d",format:"float"}));var n=[{input:e,name:"A"},{input:this.weights.kernel,name:"B"}];this.use_bias&&n.push({input:this.weights.bias,name:"C"}),Up.runProgram({program:this.matMulProgram,output:"linear"===this.activation?this.output:this.outputPreactiv,inputs:n,uniforms:[{value:this.use_bias?1:0,type:"bool",name:"addC"}]}),"linear"!==this.activation&&Up.runProgram({program:this.activationProgram,output:this.output,inputs:[{input:this.outputPreactiv,name:"x"}]}),0===this.outbound.length&&this.output.transferFromGLTexture()}}]),e}(Bp),bf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};vn(this,e),t=bn(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Activation";var r=n.activation,o=void 0===r?"linear":r;return t.activation=o,t.activationFunc=Es[o],t.description="".concat(t.activation),t.gpu&&(t.program=Up.compileProgram(js[t.activation])),t}return xn(e,t),_n(e,[{key:"call",value:function t(e){return"linear"===this.activation?(this.output=e,this.output):(this.gpu?this._callGPU(e):this._callCPU(e),this.output)}},{key:"_callCPU",value:function t(e){this.output=new Jp(new e.arrayType(e.tensor.data),e.tensor.shape),this.activationFunc(this.output)}},{key:"_callGPU",value:function t(e){e.glTexture||e.glTextureFragments||e.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),this.output||(this.output=new Jp([],e.glTextureShape),this.output.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),e.is1D?this.output.is1D=e.is1D:(e.is2DReshaped||e.is2DSquareReshaped)&&(e.is2DReshaped?this.output.is2DReshaped=e.is2DReshaped:e.is2DSquareReshaped&&(this.output.is2DSquareReshaped=e.is2DSquareReshaped),this.output.originalShape=e.originalShape,this.output.indicesForReshaped=e.indicesForReshaped)),Up.runProgram({program:this.program,output:this.output,inputs:[{input:e,name:"x"}],supportsTextureFragments:!0}),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.is2DReshaped?this.output.reshapeFrom2D():this.output.is2DSquareReshaped&&this.output.reshapeFrom2DSquare())}}]),e}(Bp),xf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};Sn(this,e),t=Cn(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Dropout";var r=n.rate,o=void 0===r?.5:r;return t.description="".concat(o),t.rate=Math.min(Math.max(0,o),1),t}return kn(e,t),Pn(e,[{key:"call",value:function t(e){return this.output=e,this.output}}]),e}(Bp),wf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};En(this,e),t=Fn(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="SpatialDropout1D";var r=n.p,o=void 0===r?.5:r;return t.description="".concat(o),t.p=Math.min(Math.max(0,o),1),t}return Mn(e,t),An(e,[{key:"call",value:function t(e){return this.output=e,this.output}}]),e}(Bp),Sf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};Dn(this,e),t=zn(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="SpatialDropout2D";var r=n.rate,o=void 0===r?.5:r,i=n.data_format,a=void 0===i?"channels_last":i;return t.description="".concat(o),t.rate=Math.min(Math.max(0,o),1),t.dataFormat=a,t}return Un(e,t),Ln(e,[{key:"call",value:function t(e){return this.output=e,this.output}}]),e}(Bp),Tf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};Nn(this,e),t=Vn(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="SpatialDropout3D";var r=n.rate,o=void 0===r?.5:r,i=n.data_format,a=void 0===i?"channels_last":i;return t.description="".concat(o),t.rate=Math.min(Math.max(0,o),1),t.dataFormat=a,t}return Hn(e,t),qn(e,[{key:"call",value:function t(e){return this.output=e,this.output}}]),e}(Bp),Pf="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform int outputSize;\nuniform int inputCols;\nout vec4 outColor;\n\nvoid main() {\n  int out_x = int(float(outputSize) * outTex.x);\n  int out_y = 0;\n\n  int i = int(floor(float(out_x) / float(inputCols)));\n  int j = int(mod(float(out_x), float(inputCols)));\n  outColor = vec4(texelFetch(x, ivec2(j, i), 0).r);\n}\n",Cf="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform int outputSize;\nuniform int inputRows;\nuniform int inputCols;\nout vec4 outColor;\n\nvoid main() {\n  int out_x = int(float(outputSize) * outTex.x);\n  int out_y = 0;\n\n  int rowIndex = int(mod(floor(float(out_x) / float(inputCols)), float(inputRows)));\n  int colIndex = int(mod(float(out_x), float(inputCols)));\n  int fragmentIndex = int(floor(float(out_x) / (float(inputRows) * float(inputCols))));\n  colIndex += fragmentIndex * inputCols;\n  outColor = vec4(texelFetch(x, ivec2(colIndex, rowIndex), 0).r);\n}\n",kf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return Xn(this,e),t=Kn(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Flatten",t.gpu&&(t.flattenProgram=Up.compileProgram(Pf),t.flattenFragmentsProgram=Up.compileProgram(Cf)),t}return Jn(e,t),$n(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){e.tensor.shape.length<=1?this.output=e:(this.output=new Jp([],[e.tensor.shape.reduce(function(t,e){return t*e},1)]),this.output.replaceTensorData(e.tensor.data))}},{key:"_callGPU",value:function t(e){e.glTexture||e.glTextureFragments||(e.tensor.shape.length<=2?e.createGLTexture({type:"2d",format:"float"}):e.tensor.shape.length>2&&!e.is2DReshaped&&(e.reshapeTo2D(),e.createGLTexture({type:"2d",format:"float"}))),this.output||(this.output=new Jp([],[e.glTextureShape.reduce(function(t,e){return t*e},1)]),this.output.createGLTexture({type:"2d",format:"float"})),e.glTextureFragments?(e.convert2DRowFragmentedGLTextureToColStack(),Up.runProgram({program:this.flattenFragmentsProgram,output:this.output,inputs:[{input:e,name:"x"}],uniforms:[{value:this.output.glTextureShape[1],type:"int",name:"outputSize"},{value:e.glTextureShape[0],type:"int",name:"inputRows"},{value:e.glTextureShape[1],type:"int",name:"inputCols"}],supportsTextureFragments:!0}),e.removeGLTextureFragmentsAsColStack()):Up.runProgram({program:this.flattenProgram,output:this.output,inputs:[{input:e,name:"x"}],uniforms:[{value:this.output.glTextureShape[1],type:"int",name:"outputSize"},{value:e.glTextureShape[1],type:"int",name:"inputCols"}],supportsTextureFragments:!0}),0===this.outbound.length&&this.output.transferFromGLTexture()}}]),e}(Bp),Of=n(164),Ef=n.n(Of),jf="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D indexMap;\nuniform int inputCols;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(indexMap, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  int index = texelFetch(indexMap, ivec2(out_x, out_y), 0).r;\n\n  if (index != -1) {\n    int rowIndex = int(floor(float(index) / float(inputCols)));\n    int colIndex = int(mod(float(index), float(inputCols)));\n    float val = texelFetch(x, ivec2(colIndex, rowIndex), 0).r;\n    outColor = vec4(val);\n  } else {\n    outColor = vec4(0.0);\n  }\n}\n",Af=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};tr(this,e),t=rr(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Reshape";var r=n.target_shape,o=void 0===r?[]:r;return t.targetShape=o,t.description="target shape: ".concat(JSON.stringify(t.targetShape)),t.gpu&&(t.mapInputProgram=Up.compileProgram(jf)),t}return or(e,t),nr(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){this.targetShape.reduce(function(t,e){return t*e},1)!==e.tensor.size&&this.throwError("The total size of new array must be unchanged in reshape layer."),this.output=new Jp([],this.targetShape),this.output.replaceTensorData(e.tensor.data)}},{key:"_createIndexMap",value:function t(){if(!this.indexMap){var e=new Jp([],this.inputShape,{type:Int32Array}),n=new Jp([],this.inputShape,{type:Int32Array}),r=new Jp([],this.inputShape,{type:Int32Array});if(2===this.inputShape.length)for(var o=0;o<this.inputShape[0];o++)Yp.a.assigns(n.tensor.pick(o,null),o);else if(3===this.inputShape.length)for(var i=0;i<this.inputShape[0];i++)for(var a=0;a<this.inputShape[1];a++)Yp.a.assigns(n.tensor.pick(i,a,null),i*this.inputShape[1]+a);else if(4===this.inputShape.length)for(var s=0;s<this.inputShape[0];s++)for(var u=0;u<this.inputShape[1];u++)for(var c=0;c<this.inputShape[2];c++)Yp.a.assigns(n.tensor.pick(s,u,c,null),s*this.inputShape[1]*this.inputShape[2]+u*this.inputShape[2]+c);for(var l=0;l<Ef()(this.inputShape);l++){var p;Yp.a.assigns((p=r.tensor).pick.apply(p,Zn(Array(this.inputShape.length-1).fill(null)).concat([l])),l)}Yp.a.muls(e.tensor,n.tensor,Ef()(this.inputShape)),Yp.a.addeq(e.tensor,r.tensor),this.indexMap=new Jp([],this.targetShape,{type:Int32Array}),this.indexMap.replaceTensorData(new Int32Array(e.tensor.data)),this.targetShape.length>2&&this.indexMap.reshapeTo2D(),this.indexMap.createGLTexture({type:"2d",format:"int"})}}},{key:"_callGPU",value:function t(e){e.glTexture?e.is2DReshaped||e.is2DSquareReshaped?this.inputShape=e.originalShape:this.inputShape=e.tensor.shape:(this.inputShape=e.tensor.shape,e.tensor.shape.length<=2?e.createGLTexture({type:"2d",format:"float"}):e.tensor.shape.length>2&&!e.is2DReshaped&&(e.reshapeTo2D(),e.createGLTexture({type:"2d",format:"float"}))),this._createIndexMap(),this.output||(this.output=new Jp([],this.targetShape),this.targetShape.length>2&&this.output.reshapeTo2D(),this.output.createGLTexture({type:"2d",format:"float"})),Up.runProgram({program:this.mapInputProgram,output:this.output,inputs:[{input:e,name:"x"},{input:this.indexMap,name:"indexMap"}],uniforms:[{value:e.glTextureShape[1],type:"int",name:"inputCols"}]}),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.is2DReshaped?this.output.reshapeFrom2D():this.output.is2DSquareReshaped&&this.output.reshapeFrom2DSquare())}}]),e}(Bp),Ff="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D indexMap;\nuniform int inputCols;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(indexMap, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  int index = texelFetch(indexMap, ivec2(out_x, out_y), 0).r;\n\n  if (index != -1) {\n    int rowIndex = int(floor(float(index) / float(inputCols)));\n    int colIndex = int(mod(float(index), float(inputCols)));\n    float val = texelFetch(x, ivec2(colIndex, rowIndex), 0).r;\n    outColor = vec4(val);\n  } else {\n    outColor = vec4(0.0);\n  }\n}\n",Mf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};sr(this,e),t=lr(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Permute";var r=n.dims,o=void 0===r?[]:r;return t.description="".concat(JSON.stringify(o)),t.dims=o.map(function(t){return t-1}),t.gpu&&(t.mapInputProgram=Up.compileProgram(Ff)),t}return pr(e,t),cr(e,[{key:"call",value:function t(e){return e.tensor.shape.length<=1||bp()(Vp()(e.tensor.shape.length),this.dims)?(this.output=e,this.output):(this.gpu?this._callGPU(e):this._callCPU(e),this.output)}},{key:"_callCPU",value:function t(e){var n;this.dims.length!==e.tensor.shape.length&&this.throwError("The specified dims permutation must match the number of dimensions.");var r=this.dims.map(function(t){return e.tensor.shape[t]});this.output=new Jp([],r),Yp.a.assign(this.output.tensor,(n=e.tensor).transpose.apply(n,ar(this.dims)))}},{key:"_createIndexMap",value:function t(){var e=this,n;if(!this.indexMap){var r=new Jp([],this.inputShape,{type:Int32Array}),o=new Jp([],this.inputShape,{type:Int32Array}),i=new Jp([],this.inputShape,{type:Int32Array});if(2===this.inputShape.length)for(var a=0;a<this.inputShape[0];a++)Yp.a.assigns(o.tensor.pick(a,null),a);else if(3===this.inputShape.length)for(var s=0;s<this.inputShape[0];s++)for(var u=0;u<this.inputShape[1];u++)Yp.a.assigns(o.tensor.pick(s,u,null),s*this.inputShape[1]+u);else if(4===this.inputShape.length)for(var c=0;c<this.inputShape[0];c++)for(var l=0;l<this.inputShape[1];l++)for(var p=0;p<this.inputShape[2];p++)Yp.a.assigns(o.tensor.pick(c,l,p,null),c*this.inputShape[1]*this.inputShape[2]+l*this.inputShape[2]+p);for(var h=0;h<Ef()(this.inputShape);h++){var f;Yp.a.assigns((f=i.tensor).pick.apply(f,ar(Array(this.inputShape.length-1).fill(null)).concat([h])),h)}Yp.a.muls(r.tensor,o.tensor,Ef()(this.inputShape)),Yp.a.addeq(r.tensor,i.tensor);var d=this.dims.map(function(t){return e.inputShape[t]});this.indexMap=new Jp([],d,{type:Int32Array}),Yp.a.assign(this.indexMap.tensor,(n=r.tensor).transpose.apply(n,ar(this.dims))),d.length>2&&this.indexMap.reshapeTo2D(),this.indexMap.createGLTexture({type:"2d",format:"int"})}}},{key:"_callGPU",value:function t(e){var n=this;if(e.glTexture?e.is2DReshaped||e.is2DSquareReshaped?this.inputShape=e.originalShape:this.inputShape=e.tensor.shape:(this.inputShape=e.tensor.shape,e.tensor.shape.length<=2?e.createGLTexture({type:"2d",format:"float"}):e.tensor.shape.length>2&&!e.is2DReshaped&&(e.reshapeTo2D(),e.createGLTexture({type:"2d",format:"float"}))),this._createIndexMap(),!this.output){var r=this.dims.map(function(t){return n.inputShape[t]});this.output=new Jp([],r),r.length>2&&this.output.reshapeTo2D(),this.output.createGLTexture({type:"2d",format:"float"})}Up.runProgram({program:this.mapInputProgram,output:this.output,inputs:[{input:e,name:"x"},{input:this.indexMap,name:"indexMap"}],uniforms:[{value:e.glTextureShape[1],type:"int",name:"inputCols"}]}),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.is2DReshaped?this.output.reshapeFrom2D():this.output.is2DSquareReshaped&&this.output.reshapeFrom2DSquare())}}]),e}(Bp),Rf=n(449),Df=n.n(Rf),If="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nout vec4 outColor;\n\nvoid main() {\n  outColor = texture(x, vec2(outTex.x, 0));\n}\n",Lf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};fr(this,e),t=yr(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="RepeatVector";var r=n.n,o=void 0===r?1:r;return t.n=o,t.description="n = ".concat(o),t.gpu&&(t.program=Up.compileProgram(If)),t}return vr(e,t),mr(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){1!==e.tensor.shape.length&&this.throwError("Only 1D tensor inputs allowed."),this.output=new Jp([],[this.n,e.tensor.shape[1]]),this.output.tensor=Df()(Uh()(e.tensor,0),[this.n,1])}},{key:"_callGPU",value:function t(e){e.glTexture||e.createGLTexture({type:"2d",format:"float"}),this.output||(this.output=new Jp([],[this.n,e.glTextureShape[1]]),this.output.createGLTexture({type:"2d",format:"float"})),Up.runProgram({program:this.program,output:this.output,inputs:[{input:e,name:"x"}]}),0===this.outbound.length&&this.output.transferFromGLTexture()}}]),e}(Bp),zf="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform sampler2D embeddings;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 x_size = textureSize(x, 0);\n  ivec2 embeddings_size = textureSize(embeddings, 0);\n  int out_x = int(float(embeddings_size[0]) * outTex.x);\n  int out_y = int(float(x_size[0]) * outTex.y);\n\n  int index = int(texelFetch(x, ivec2(out_y, 0), 0).r);\n  outColor = texelFetch(embeddings, ivec2(out_x, index), 0);\n}\n",Uf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};_r(this,e),t=wr(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Embedding";var r=n.input_dim,o=void 0===r?1:r,i=n.output_dim,a=void 0===i?1:i,s=n.input_length,u=void 0===s?0:s,c=n.mask_zero,l=void 0!==c&&c;return t.description="output dimensions: ".concat(a),t.inputDim=o,t.outputDim=a,t.inputLength=u,t.maskZero=l,t.params=["embeddings"],t.gpu&&(t.program=Up.compileProgram(zf)),t}return Sr(e,t),xr(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){this.output=new Jp([],[e.tensor.shape[0],this.weights.embeddings.tensor.shape[1]]);for(var n=0,r=e.tensor.shape[0];n<r;n++)Yp.a.assign(this.output.tensor.pick(n,null),this.weights.embeddings.tensor.pick(e.tensor.get(n),null))}},{key:"_callGPU",value:function t(e){e.glTexture||e.createGLTexture({type:"2d",format:"float"}),this.output||(this.output=new Jp([],[e.glTextureShape[1],this.weights.embeddings.glTextureShape[1]]),this.output.createGLTexture({type:"2d",format:"float"})),Up.runProgram({program:this.program,output:this.output,inputs:[{input:e,name:"x"},{input:this.weights.embeddings,name:"embeddings"}]}),0===this.outbound.length&&this.output.transferFromGLTexture()}}]),e}(Bp),Gf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return Pr(this,e),t=Or(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="_Merge",t.isMergeLayer=!0,t}return Er(e,t),kr(e,[{key:"call",value:function t(e){if(this.gpu)this._callGPU(e);else{this._validateInputs(e)||this.throwError("Invalid inputs to call method."),this._callCPU(e)}return this.output}},{key:"_validateInputs",value:function t(e){var n=e.map(function(t){return t.tensor.shape.slice()});if(["sum","diff","mul","ave","max","min"].indexOf(this.mode)>-1&&(n.every(function(t){return bp()(t,n[0])})||this.throwError("All input shapes must be the same for mode ".concat(this.mode,"."))),"dot"===this.mode)2!==e.length&&this.throwError("Exactly 2 inputs required for mode ".concat(this.mode,".")),this.dotAxes[0]<0&&(this.dotAxes[0]=n[0].length+this.dotAxes[0]),this.dotAxes[1]<0&&(this.dotAxes[1]=n[1].length+this.dotAxes[1]),n[0][this.dotAxes[0]]!==n[1][this.dotAxes[1]]&&this.throwError("Dimensions incompatibility using dot mode.");else if("concat"===this.mode){var r=n.slice(),o=this.concatAxis<0?r[0].length+this.concatAxis:this.concatAxis;0===this.concatAxis&&(o=0),Vp()(r.length).forEach(function(t){r[t].splice(o,1)}),r.every(function(t){return bp()(t,r[0])})||this.throwError("In concat mode, all shapes must be the same except along the concat axis.")}return!0}},{key:"_callCPU",value:function t(){}},{key:"_callGPU",value:function t(e){e.forEach(function(t){t.glTexture||t.glTextureFragments||t.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0})}),this.output||(this.output=new Jp([],e[0].glTextureShape),this.output.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),e[0].is1D?this.output.is1D=e[0].is1D:(e[0].is2DReshaped||e[0].is2DSquareReshaped)&&(e[0].is2DReshaped?this.output.is2DReshaped=e[0].is2DReshaped:e[0].is2DSquareReshaped&&(this.output.is2DSquareReshaped=e[0].is2DSquareReshaped),this.output.originalShape=e[0].originalShape.slice(),this.output.indicesForReshaped=e[0].indicesForReshaped)),Up.runProgram({program:this.mergeProgram,output:this.output,inputs:e.map(function(t,e){return{input:t,name:"inputs[".concat(e,"]")}}),supportsTextureFragments:!0}),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.is2DReshaped?this.output.reshapeFrom2D():this.output.is2DSquareReshaped&&this.output.reshapeFrom2DSquare())}}]),e}(Bp),Nf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return Ar(this,e),t=Rr(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Add",t.mode="sum",t}return Ir(e,t),Mr(e,[{key:"_callCPU",value:function t(e){var n=e[0].tensor.shape.slice();this.output=new Jp([],n);for(var r=0;r<e.length;r++)Yp.a.addeq(this.output.tensor,e[r].tensor)}},{key:"_callGPU",value:function t(n){if(!this.mergeProgram){var r=n[0].glTextureFragments?n[0].glTextureFragmentShape:n[0].glTextureShape,o=yt("add",n.length,r);this.mergeProgram=Up.compileProgram(o)}Dr(e.prototype.__proto__||Object.getPrototypeOf(e.prototype),"_callGPU",this).call(this,n)}}]),e}(Gf),Bf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return zr(this,e),t=Nr(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Subtract",t.mode="diff",t}return qr(e,t),Gr(e,[{key:"_callCPU",value:function t(e){2!==e.length&&this.throwError("Inputs should be an array of 2 Tensors.");var n=e[0].tensor.shape.slice();this.output=new Jp([],n),Yp.a.sub(this.output.tensor,e[0].tensor,e[1].tensor)}},{key:"_callGPU",value:function t(n){if(!this.mergeProgram){var r=n[0].glTextureFragments?n[0].glTextureFragmentShape:n[0].glTextureShape,o=yt("subtract",n.length,r);this.mergeProgram=Up.compileProgram(o)}Br(e.prototype.__proto__||Object.getPrototypeOf(e.prototype),"_callGPU",this).call(this,n)}}]),e}(Gf),qf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return Hr(this,e),t=Yr(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Multiply",t.mode="mul",t}return Kr(e,t),Xr(e,[{key:"_callCPU",value:function t(e){var n=e[0].tensor.shape.slice();this.output=new Jp([],n),Yp.a.assigns(this.output.tensor,1);for(var r=0;r<e.length;r++)Yp.a.muleq(this.output.tensor,e[r].tensor)}},{key:"_callGPU",value:function t(n){if(!this.mergeProgram){var r=n[0].glTextureFragments?n[0].glTextureFragmentShape:n[0].glTextureShape,o=yt("multiply",n.length,r);this.mergeProgram=Up.compileProgram(o)}$r(e.prototype.__proto__||Object.getPrototypeOf(e.prototype),"_callGPU",this).call(this,n)}}]),e}(Gf),Vf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return Qr(this,e),t=eo(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Average",t.mode="ave",t}return ro(e,t),to(e,[{key:"_callCPU",value:function t(e){var n=e[0].tensor.shape.slice();this.output=new Jp([],n);for(var r=0;r<e.length;r++)Yp.a.addeq(this.output.tensor,e[r].tensor);Yp.a.divseq(this.output.tensor,e.length)}},{key:"_callGPU",value:function t(n){if(!this.mergeProgram){var r=n[0].glTextureFragments?n[0].glTextureFragmentShape:n[0].glTextureShape,o=yt("average",n.length,r);this.mergeProgram=Up.compileProgram(o)}no(e.prototype.__proto__||Object.getPrototypeOf(e.prototype),"_callGPU",this).call(this,n)}}]),e}(Gf),Hf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return io(this,e),t=uo(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Maximum",t.mode="max",t}return lo(e,t),so(e,[{key:"_callCPU",value:function t(e){var n=e[0].tensor.shape.slice();this.output=new Jp([],n),Yp.a.assign(this.output.tensor,e[0].tensor);for(var r=1;r<e.length;r++)Yp.a.maxeq(this.output.tensor,e[r].tensor)}},{key:"_callGPU",value:function t(n){if(!this.mergeProgram){var r=n[0].glTextureFragments?n[0].glTextureFragmentShape:n[0].glTextureShape,o=yt("maximum",n.length,r);this.mergeProgram=Up.compileProgram(o)}co(e.prototype.__proto__||Object.getPrototypeOf(e.prototype),"_callGPU",this).call(this,n)}}]),e}(Gf),Wf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return ho(this,e),t=yo(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Minimum",t.mode="min",t}return go(e,t),mo(e,[{key:"_callCPU",value:function t(e){var n=e[0].tensor.shape.slice();this.output=new Jp([],n),Yp.a.assign(this.output.tensor,e[0].tensor);for(var r=1;r<e.length;r++)Yp.a.mineq(this.output.tensor,e[r].tensor)}},{key:"_callGPU",value:function t(n){if(!this.mergeProgram){var r=n[0].glTextureFragments?n[0].glTextureFragmentShape:n[0].glTextureShape,o=yt("minimum",n.length,r);this.mergeProgram=Up.compileProgram(o)}vo(e.prototype.__proto__||Object.getPrototypeOf(e.prototype),"_callGPU",this).call(this,n)}}]),e}(Gf),Xf=n(456),Yf=n.n(Xf),$f=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};bo(this,e),t=So(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Concatenate",t.mode="concat";var r=n.axis,o=void 0===r?-1:r;return t.concatAxis=o<=0?o:o-1,t}return To(e,t),wo(e,[{key:"_callCPU",value:function t(e){var n=e[0].tensor.shape.slice(),r=this.concatAxis<0?n.length+this.concatAxis:this.concatAxis;if(e.slice(1,e.length).forEach(function(t){var e=t.tensor.shape.slice()[r];n[r]+=e}),this.output=new Jp([],n),0===r)Yf()(this.output.tensor,e.map(function(t){return t.tensor}));else{for(var o,i=[r],a=0;a<e[0].tensor.shape.length;a++)a!==r&&i.push(a);Yf()((o=this.output.tensor).transpose.apply(o,i),e.map(function(t){var e;return(e=t.tensor).transpose.apply(e,i)}))}}},{key:"_callGPU",value:function t(e){e.forEach(function(t){t.glTexture||t.glTextureFragments||t.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0})});var n=e[0].glTextureShape.slice(),r=1;if(e[0].is2DReshaped?-1===this.concatAxis||this.concatAxis===e[0].originalShape.length-1?r=1:this.throwError("specified axis not supported for now."):-1===this.concatAxis||1===this.concatAxis?r=1:-2===this.concatAxis||0===this.concatAxis?r=0:this.throwError("specified axis not supported for now."),n[r]=xh()(e.map(function(t){return t.glTextureShape[r]})),!this.output)if(this.output=new Jp([],n),this.output.createGLTexture({type:"2d",format:"float",supportsTextureFragments:1===r}),e[0].is1D)this.output.is1D=e[0].is1D;else if(e[0].is2DReshaped){this.output.is2DReshaped=e[0].is2DReshaped,this.output.originalShape=e[0].originalShape.slice();var o=this.concatAxis<0?this.output.originalShape.length+this.concatAxis:this.concatAxis;this.output.originalShape[o]=xh()(e.map(function(t){return t.originalShape[o]})),this.output.indicesForReshaped=h(this.output.originalShape,!1,o)}if(!this.mergeProgram){var i=this.output.glTextureFragments?this.output.glTextureFragmentShape:this.output.glTextureShape,a=yt("concatenate",e.length,e.map(function(t){return t.glTextureShape}),i,r);this.mergeProgram=Up.compileProgram(a)}Up.runProgram({program:this.mergeProgram,output:this.output,inputs:e.map(function(t,e){return{input:t,name:"inputs[".concat(e,"]")}}),supportsTextureFragments:!0}),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.is2DReshaped?this.output.reshapeFrom2D():this.output.is2DSquareReshaped&&this.output.reshapeFrom2DSquare())}}]),e}(Gf),Kf="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D input1;\nuniform sampler2D input2;\nuniform int rows;\nuniform int cols;\nuniform int dotAxis1;\nuniform int dotAxis2;\nuniform int commonDim;\nuniform bool normalize;\nout vec4 outColor;\n\nvoid main() {\n  int out_x = int(float(cols) * outTex.x);\n  int out_y = int(float(rows) * outTex.y);\n\n  float sum = 0.;\n  float a = 0.;\n  float b = 0.;\n  float norm1 = 0.;\n  float norm2 = 0.;\n\n  for (int i = 0; i < commonDim; ++i) {\n    if (dotAxis1 == 0 && dotAxis2 == 0) {\n      a = texelFetch(input1, ivec2(out_y, i), 0).r;\n      b = texelFetch(input2, ivec2(out_x, i), 0).r;\n    } else if (dotAxis1 == 1 && dotAxis2 == 1) {\n      a = texelFetch(input1, ivec2(i, out_y), 0).r;\n      b = texelFetch(input2, ivec2(i, out_x), 0).r;\n    }\n\n    sum += a * b;\n\n    if (normalize) {\n      norm1 += a * a;\n      norm2 += b * b;\n    }\n  }\n\n  if (normalize) {\n    sum /= sqrt(norm1) * sqrt(norm2);\n  }\n\n  outColor = vec4(sum);\n}\n",Jf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};Co(this,e),t=Eo(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Dot",t.mode="dot";var r=n.axes,o=void 0===r?-1:r,i=n.normalize,a=void 0!==i&&i;return Array.isArray(o)?t.dotAxes=[o[0]<=0?o[0]:o[0]-1,o[1]<=0?o[1]:o[1]-1]:t.dotAxes=[o<=0?o:o-1,o<=0?o:o-1],t.normalize=a,t.gpu&&(t.mergeProgram=Up.compileProgram(Kf)),t}return jo(e,t),Oo(e,[{key:"_calcOutputShape",value:function t(e){var n=e[0].slice(),r=e[1].slice();n.splice(this.dotAxes[0],1),r.splice(this.dotAxes[1],1),this.outputShape=n.concat(r),1===this.outputShape.length&&this.outputShape.push(1)}},{key:"_callCPU",value:function t(e){if(this._calcOutputShape([e[0].tensor.shape,e[1].tensor.shape]),this.output=new Jp([],this.outputShape),2===e[0].tensor.shape.length&&2===e[1].tensor.shape.length){if(0===this.dotAxes[0]&&0===this.dotAxes[1]){if(this.normalize){for(var n=0;n<e[0].tensor.shape[1];n++)Yp.a.divseq(e[0].tensor.pick(null,n),Yp.a.norm2(e[0].tensor.pick(null,n)));for(var r=0;r<e[1].tensor.shape[1];r++)Yp.a.divseq(e[1].tensor.pick(null,r),Yp.a.norm2(e[1].tensor.pick(null,r)))}Sh()(this.output.tensor,e[0].tensor.transpose(1,0),e[1].tensor)}else if(1===this.dotAxes[0]&&1===this.dotAxes[1]){if(this.normalize){for(var o=0;o<e[0].tensor.shape[0];o++)Yp.a.divseq(e[0].tensor.pick(o,null),Yp.a.norm2(e[0].tensor.pick(o,null)));for(var i=0;i<e[1].tensor.shape[0];i++)Yp.a.divseq(e[1].tensor.pick(i,null),Yp.a.norm2(e[1].tensor.pick(i,null)))}Sh()(this.output.tensor,e[0].tensor,e[1].tensor.transpose(1,0))}}else this.throwError("dot mode for 3+ dim tensors not yet implemented.")}},{key:"_callGPU",value:function t(e){e.forEach(function(t){t.glTexture||t.glTextureFragments||t.createGLTexture({type:"2d",format:"float"})}),this._calcOutputShape([e[0].glTextureShape,e[1].glTextureShape]),this.output||(this.output=new Jp([],this.outputShape),this.output.createGLTexture({type:"2d",format:"float"}));var n=e[0].glTextureShape[this.dotAxes[0]];Up.runProgram({program:this.mergeProgram,output:this.output,inputs:[{input:e[0],name:"input1"},{input:e[1],name:"input2"}],uniforms:[{value:this.output.glTextureShape[0],type:"int",name:"rows"},{value:this.output.glTextureShape[1],type:"int",name:"cols"},{value:this.dotAxes[0],type:"int",name:"dotAxis1"},{value:this.dotAxes[1],type:"int",name:"dotAxis2"},{value:n,type:"int",name:"commonDim"},{value:+this.normalize,type:"bool",name:"normalize"}]}),0===this.outbound.length&&this.output.transferFromGLTexture()}}]),e}(Gf),Qf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};Fo(this,e),t=Do(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="GaussianDropout";var r=n.rate,o=void 0===r?.5:r;return t.rate=Math.min(Math.max(0,o),1),t}return Io(e,t),Ro(e,[{key:"call",value:function t(e){return this.output=e,this.output}}]),e}(Bp),Zf=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};zo(this,e),t=No(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="GaussianNoise";var r=n.stddev,o=void 0===r?0:r;return t.stddev=o,t}return Bo(e,t),Go(e,[{key:"call",value:function t(e){return this.output=e,this.output}}]),e}(Bp),td="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D X;\nuniform isampler2D normAxisIndexMap;\nuniform sampler2D gamma;\nuniform sampler2D beta;\nuniform sampler2D mean;\nuniform sampler2D std;\nuniform float epsilon;\nuniform bool scale;\nuniform bool center;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(X, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\nint normAxisIndex = texelFetch(normAxisIndexMap, ivec2(out_x, out_y), 0).r;\n\n  float _x = texelFetch(X, ivec2(out_x, out_y), 0).r;\n  float _mean = texelFetch(mean, ivec2(normAxisIndex, 0), 0).r;\n  float _std = texelFetch(std, ivec2(normAxisIndex, 0), 0).r;\n\n  float _gamma = 1.0;\n  if (scale) {\n    _gamma = texelFetch(gamma, ivec2(normAxisIndex, 0), 0).r;\n  }\n\n  float _beta = 0.0;\n  if (center) {\n    _beta = texelFetch(beta, ivec2(normAxisIndex, 0), 0).r;\n  }\n\n  float sum = _beta + _gamma * (_x - _mean) / sqrt(_std + epsilon);\n\n  outColor = vec4(sum);\n}\n",ed=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};Ho(this,e),t=Yo(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="BatchNormalization";var r=n.epsilon,o=void 0===r?.001:r,i=n.axis,a=void 0===i?-1:i,s=n.center,u=void 0===s||s,c=n.scale,l=void 0===c||c;return t.epsilon=o,t.center=u,t.scale=l,t.axis=a,t.axisNormalized=!1,t.params=[],t.scale&&t.params.push("gamma"),t.center&&t.params.push("beta"),t.params=t.params.concat(["moving_mean","moving_variance"]),t.gpu&&(t.program=Up.compileProgram(td)),t}return $o(e,t),Xo(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){this.axisNormalized||(this.axis=this.axis<0?e.tensor.shape.length+this.axis:this.axis-1,this.axisNormalized=!0);for(var n=[],r=0;r<e.tensor.shape.length;r++)r===this.axis?n.push(1):n.push(null);for(var o=new Jp([],e.tensor.shape),i=new Jp([],e.tensor.shape),a=0;a<e.tensor.shape[this.axis];a++){if(n[this.axis]=a,this.scale){var s;Yp.a.assigns((s=o.tensor).pick.apply(s,n),this.weights.gamma.tensor.get(a))}if(this.center){var u;Yp.a.assigns((u=i.tensor).pick.apply(u,n),this.weights.beta.tensor.get(a))}}for(var c=new Jp([],e.tensor.shape),l=new Jp([],e.tensor.shape),p=0;p<e.tensor.shape[this.axis];p++){var h,f;n[this.axis]=p,Yp.a.assigns((h=c.tensor).pick.apply(h,n),this.weights.moving_mean.tensor.get(p)),Yp.a.assigns((f=l.tensor).pick.apply(f,n),this.weights.moving_variance.tensor.get(p)+this.epsilon)}Yp.a.sqrteq(l.tensor),this.output=new Jp(e.tensor.data,e.tensor.shape),Yp.a.subeq(this.output.tensor,c.tensor),Yp.a.diveq(this.output.tensor,l.tensor),this.scale&&Yp.a.muleq(this.output.tensor,o.tensor),this.center&&Yp.a.addeq(this.output.tensor,i.tensor)}},{key:"_createIndexMap",value:function t(e,n){if(!this.normAxisIndexMap){var r=new Jp([],this.inputShape,{type:Int32Array});this.normAxisIndexMap=new Jp([],e,{type:Int32Array});for(var o=Array(this.inputShape.length).fill(null),i=0;i<this.inputShape[this.axis];i++){var a;o[this.axis]=i,Yp.a.assigns((a=r.tensor).pick.apply(a,Vo(o)),i)}if(n)for(var s=0;s<n.data.length;s++)this.normAxisIndexMap.tensor.data[n.data[s]]=r.tensor.data[s];else this.normAxisIndexMap=r;this.normAxisIndexMap.createGLTexture({type:"2d",format:"int",supportsTextureFragments:!0})}}},{key:"_callGPU",value:function t(e){this.axisNormalized||(e.is2DReshaped||e.is2DSquareReshaped?this.inputShape=e.originalShape:this.inputShape=e.tensor.shape,this.axis=this.axis<0?this.inputShape.length+this.axis:this.axis-1,this.axisNormalized=!0),e.glTexture||e.glTextureFragments||(e.tensor.shape.length<=2?e.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}):e.tensor.shape.length>2&&!e.is2DReshaped&&(e.reshapeTo2DSquare(),e.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}))),this._createIndexMap(e.glTextureShape,e.indicesForReshaped),this.output||(this.output=new Jp([],e.glTextureShape),this.output.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),e.is1D?this.output.is1D=e.is1D:(e.is2DReshaped||e.is2DSquareReshaped)&&(e.is2DReshaped?this.output.is2DReshaped=e.is2DReshaped:e.is2DSquareReshaped&&(this.output.is2DSquareReshaped=e.is2DSquareReshaped),this.output.originalShape=e.originalShape,this.output.indicesForReshaped=e.indicesForReshaped));var n=[{input:e,name:"X"},{input:this.normAxisIndexMap,name:"normAxisIndexMap"}];this.scale&&n.push({input:this.weights.gamma,name:"gamma"}),this.center&&n.push({input:this.weights.beta,name:"beta"}),n.push({input:this.weights.moving_mean,name:"mean"}),n.push({input:this.weights.moving_variance,name:"std"});var r=[{value:this.epsilon,type:"float",name:"epsilon"},{value:+this.scale,type:"bool",name:"scale"},{value:+this.center,type:"bool",name:"center"}];Up.runProgram({program:this.program,output:this.output,inputs:n,uniforms:r,supportsTextureFragments:!0}),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.is2DReshaped?this.output.reshapeFrom2D():this.output.is2DSquareReshaped&&this.output.reshapeFrom2DSquare())}}]),e}(Bp),nd="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D poolIndexMap;\nuniform int channels;\nuniform int poolSize;\nuniform bool isMaxPooling;\nout vec4 outColor;\n\nvoid main() {\n  int out_x = int(float(channels) * outTex.x);\n  int out_y = int(float(textureSize(poolIndexMap, 0)[1]) * outTex.y);\n\n  float val = 0.;\n  int count = 0;\n  for (int i = 0; i < poolSize; ++i) {\n    int poolIndex = texelFetch(poolIndexMap, ivec2(i, out_y), 0).r;\n    if (poolIndex != -1) {\n      float val2 = texelFetch(x, ivec2(out_x, poolIndex), 0).r;\n      if (isMaxPooling) {\n        if (count == 0 || val2 > val) {\n          val = val2;\n        }\n      } else {\n        val += val2;\n      }\n      count += 1;\n    }\n  }\n\n  if (!isMaxPooling) {\n    val /= float(count);\n  }\n\n  outColor = vec4(val);\n}\n",rd="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D poolIndexMap;\nuniform int channels;\nuniform int poolSize;\nuniform bool isMaxPooling;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 inputSize = textureSize(x, 0);\n  ivec2 outputSize = textureSize(poolIndexMap, 0);\n  int out_x = int(float(channels) * outTex.x);\n  int out_y = int(float(outputSize[1]) * outTex.y);\n\n  float val = 0.;\n  int count = 0;\n  for (int i = 0; i < poolSize; ++i) {\n    int poolIndex = texelFetch(poolIndexMap, ivec2(i, out_y), 0).r;\n    int fragmentIndex = int(floor(float(poolIndex) / float(inputSize[1])));\n    if (poolIndex != -1) {\n      poolIndex = int(mod(float(poolIndex), float(inputSize[1])));\n      float val2 = texelFetch(x, ivec2(fragmentIndex * channels + out_x, poolIndex), 0).r;\n      if (isMaxPooling) {\n        if (count == 0 || val2 > val) {\n          val = val2;\n        }\n      } else {\n        val += val2;\n      }\n      count += 1;\n    }\n  }\n\n  if (!isMaxPooling) {\n    val /= float(count);\n  }\n\n  outColor = vec4(val);\n}\n",od=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};Jo(this,e),t=ti(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="_Pooling1D";var r=n.pool_size,o=void 0===r?2:r,i=n.strides,a=void 0===i?null:i,s=n.padding,u=void 0===s?"valid":s;return t.poolSize=o,t.strides=null===a?t.poolSize:a,t.padding=u,t.poolingFunc="max",t.description="pool size ".concat(t.poolSize),t.description+=t.strides>1?", striding ".concat(t.strides," striding"):"",t.description+="valid"===t.padding?", no border padding":", pad to same borders",t.gpu&&(t.poolingProgram=Up.compileProgram(nd),t.poolingFragmentsProgram=Up.compileProgram(rd)),t}return ei(e,t),Zo(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){var n="valid"===this.padding?Math.floor((e.tensor.shape[0]-this.poolSize+this.strides)/this.strides):Math.floor((e.tensor.shape[0]+this.strides-1)/this.strides);this.output=new Jp([],[n,e.tensor.shape[1]]);for(var r=new Jp([],[e.tensor.shape[1]]),o="valid"===this.padding?0:Math.min(0,Math.ceil((e.tensor.shape[0]-(n-1)*this.strides-this.poolSize)/2)),i=0;i<n;i++){var a=Math.max(0,o),s=this.poolSize+Math.min(0,o);Yp.a.assign(r.tensor,e.tensor.pick(a,null));for(var u=1,c=1;c<s&&!(a+c>e.tensor.shape[0]-1);c++)"max"===this.poolingFunc?Yp.a.maxeq(r.tensor,e.tensor.pick(a+c,null)):"average"===this.poolingFunc&&Yp.a.addeq(r.tensor,e.tensor.pick(a+c,null)),u+=1;"average"===this.poolingFunc&&Yp.a.divseq(r.tensor,u),Yp.a.assign(this.output.tensor.pick(i,null),r.tensor),o+=this.strides}}},{key:"_createIndexMap",value:function t(){if(!this.poolIndexMap){var e="valid"===this.padding?Math.floor((this.inputShape[0]-this.poolSize+this.strides)/this.strides):Math.floor((this.inputShape[0]+this.strides-1)/this.strides);this.outputShape=[e,this.inputShape[1]],this.poolIndexMap=new Jp([],[e,this.poolSize],{type:Int32Array}),Yp.a.assigns(this.poolIndexMap.tensor,-1);for(var n="valid"===this.padding?0:Math.min(0,Math.ceil((this.inputShape[0]-(e-1)*this.strides-this.poolSize)/2)),r=0;r<e;r++){var o=Math.max(0,n),i=this.poolSize+Math.min(0,n),a=o;this.poolIndexMap.tensor.set(r,0,a);for(var s=1;s<i&&(a=o+s)<=this.inputShape[0]-1;s++)this.poolIndexMap.tensor.set(r,s,a);n+=this.strides}this.poolIndexMap.createGLTexture({type:"2d",format:"int",supportsTextureFragments:!0})}}},{key:"_callGPU",value:function t(e){e.glTexture||e.glTextureFragments||e.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),this.inputShape=e.tensor.shape,this._createIndexMap(),this.output||(this.output=new Jp([],this.outputShape),this.output.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}));var n="max"===this.poolingFunc,r=[{value:this.output.glTextureShape[1],type:"int",name:"channels"},{value:this.poolSize,type:"int",name:"poolSize"},{value:+n,type:"bool",name:"isMaxPooling"}];e.glTextureFragments?(e.convert2DRowFragmentedGLTextureToColStack(),Up.runProgram({program:this.poolingFragmentsProgram,output:this.output,inputs:[{input:e,name:"x"},{input:this.poolIndexMap,name:"poolIndexMap"}],uniforms:r,supportsTextureFragments:!0}),e.removeGLTextureFragmentsAsColStack()):Up.runProgram({program:this.poolingProgram,output:this.output,inputs:[{input:e,name:"x"},{input:this.poolIndexMap,name:"poolIndexMap"}],uniforms:r,supportsTextureFragments:!0}),0===this.outbound.length&&this.output.transferFromGLTexture()}}]),e}(Bp),id=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return ri(this,e),t=oi(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="MaxPooling1D",t.poolingFunc="max",t}return ii(e,t),e}(od),ad="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D poolIndexMap;\nuniform int channels;\nuniform int poolSize;\nuniform bool isMaxPooling;\nout vec4 outColor;\n\nvoid main() {\n  int out_x = int(float(channels) * outTex.x);\n  int out_y = int(float(textureSize(poolIndexMap, 0)[1]) * outTex.y);\n\n  float val = 0.;\n  int count = 0;\n  for (int i = 0; i < poolSize; ++i) {\n    int poolIndex = texelFetch(poolIndexMap, ivec2(i, out_y), 0).r;\n    if (poolIndex != -1) {\n      float val2 = texelFetch(x, ivec2(out_x, poolIndex), 0).r;\n      if (isMaxPooling) {\n        if (count == 0 || val2 > val) {\n          val = val2;\n        }\n      } else {\n        val += val2;\n      }\n      count += 1;\n    }\n  }\n\n  if (!isMaxPooling) {\n    val /= float(count);\n  }\n\n  outColor = vec4(val);\n}\n",sd="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D poolIndexMap;\nuniform int channels;\nuniform int poolSize;\nuniform bool isMaxPooling;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 inputSize = textureSize(x, 0);\n  ivec2 outputSize = textureSize(poolIndexMap, 0);\n  int out_x = int(float(channels) * outTex.x);\n  int out_y = int(float(outputSize[1]) * outTex.y);\n\n  float val = 0.;\n  int count = 0;\n  for (int i = 0; i < poolSize; ++i) {\n    int poolIndex = texelFetch(poolIndexMap, ivec2(i, out_y), 0).r;\n    int fragmentIndex = int(floor(float(poolIndex) / float(inputSize[1])));\n    if (poolIndex != -1) {\n      poolIndex = int(mod(float(poolIndex), float(inputSize[1])));\n      float val2 = texelFetch(x, ivec2(fragmentIndex * channels + out_x, poolIndex), 0).r;\n      if (isMaxPooling) {\n        if (count == 0 || val2 > val) {\n          val = val2;\n        }\n      } else {\n        val += val2;\n      }\n      count += 1;\n    }\n  }\n\n  if (!isMaxPooling) {\n    val /= float(count);\n  }\n\n  outColor = vec4(val);\n}\n",ud=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};ci(this,e),t=hi(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="_Pooling2D";var r=n.pool_size,o=void 0===r?[2,2]:r,i=n.strides,a=void 0===i?null:i,s=n.padding,u=void 0===s?"valid":s,c=n.data_format,l=void 0===c?"channels_last":c;return Array.isArray(o)?t.poolSize=o:t.poolSize=[o,o],Array.isArray(a)?t.strides=a:t.strides=null!==a?[a,a]:t.poolSize,t.padding=u,t.dataFormat=l,t.poolingFunc="max",t.description="pool size ".concat(t.poolSize.join("x")),t.description+=t.strides.some(function(t){return t>1})?", ".concat(t.strides.join("x")," striding"):"",t.description+="valid"===t.padding?", no border padding":", pad to same borders",t.gpu&&(t.poolingProgram=Up.compileProgram(ad),t.poolingFragmentsProgram=Up.compileProgram(sd)),t}return fi(e,t),pi(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_calcOutputShape",value:function t(e){if(!this.outputShape||!this.inputPadding){var n=ui(e,3),r=n[0],o=n[1],i=n[2],a=ui(this.poolSize,2),s=a[0],u=a[1],c="same"===this.padding?Math.floor((r+this.strides[0]-1)/this.strides[0]):Math.floor((r-s+this.strides[0])/this.strides[0]),l="same"===this.padding?Math.floor((o+this.strides[1]-1)/this.strides[1]):Math.floor((o-u+this.strides[1])/this.strides[1]),p="same"===this.padding?Math.max(0,Math.floor((c-1)*this.strides[0]+s-r)):0,h="same"===this.padding?Math.max(0,Math.floor((l-1)*this.strides[1]+u-o)):0,f=Math.floor(p/2),d=p-f,m=Math.floor(h/2),y=h-m;this.outputShape=[c,l,i],this.inputPadding=[f,d,m,y]}}},{key:"_padInput",value:function t(e){if("same"===this.padding){var n=ui(e.tensor.shape,3),r=n[0],o=n[1],i=n[2],a=ui(this.inputPadding,4),s=a[0],u=a[1],c=a[2],l=a[3],p=r+s+u,h=o+c+l,f=new Jp([],[p,h,i]);return"max"===this.poolingFunc&&Yp.a.assigns(f.tensor,Number.NEGATIVE_INFINITY),Yp.a.assign(f.tensor.hi(r+s,o+c,i).lo(s,c,0),e.tensor),f}return e}},{key:"_callCPU",value:function t(e){"channels_first"===this.dataFormat&&(e.tensor=e.tensor.transpose(1,2,0)),this._calcOutputShape(e.tensor.shape),e=this._padInput(e);var n=ui(e.tensor.shape,3),r=n[0],o=n[1],i=n[2],a=ui(this.poolSize,2),s=a[0],u=a[1];this.output=new Jp([],this.outputShape);for(var c=new Jp([],[s,u,i]),l=ui(this.inputPadding,4),p=l[0],h=l[1],f=l[2],d=l[3],m=0,y=0;m<=r-s;m+=this.strides[0],y++){var v=0;m<p?v=p-m:m+s>r-h&&(v=m+s-(r-h));for(var g=0,_=0;g<=o-u;g+=this.strides[1],_++){var b=0;g<f?b=f-g:g+u>o-d&&(b=g+u-(o-d));var x=(s-v)*(u-b);Yp.a.assign(c.tensor,e.tensor.hi(m+s,g+u,i).lo(m,g,0));for(var w=0;w<i;w++)"max"===this.poolingFunc?this.output.tensor.set(y,_,w,Yp.a.sup(c.tensor.pick(null,null,w))):"average"===this.poolingFunc&&this.output.tensor.set(y,_,w,Yp.a.sum(c.tensor.pick(null,null,w))/x)}}"channels_first"===this.dataFormat&&(this.output.tensor=this.output.tensor.transpose(2,0,1))}},{key:"_im2col",value:function t(e){var n=ui(e.tensor.shape,3),r=n[0],o=n[1],i=n[2];this.tiledInput||(this.tiledInput=new Jp([],[r*o,i]));for(var a=new Jp([],[r,o]),s=new Jp([],[r*o]),u=0;u<i;u++)Yp.a.assign(a.tensor,e.tensor.pick(null,null,u)),s.replaceTensorData(a.tensor.data),Yp.a.assign(this.tiledInput.tensor.pick(null,u),s.tensor);return this.tiledInput}},{key:"_createIndexMap",value:function t(){if(!this.poolIndexMap){for(var e=this.inputShape[0],n=this.inputShape[1],r=new Jp([],[e,n]),o=0,i=0;i<e;i++)for(var a=0;a<n;a++)r.tensor.set(i,a,o),o+=1;if("same"===this.padding){var s=ui(this.inputPadding,4),u=s[0],c=s[1],l=s[2],p=s[3];e=e+u+c,n=n+l+p;var h=new Jp([],[e,n]);Yp.a.assigns(h.tensor,-1),Yp.a.assign(h.tensor.hi(this.inputShape[0]+u,this.inputShape[1]+l).lo(u,l),r.tensor),r.tensor=h.tensor}var f=ui(this.poolSize,2),d=f[0],m=f[1],y=this.outputShape[0],v=this.outputShape[1];this.poolIndexMap=new Jp([],[y*v,d*m],{type:Int32Array});for(var g=new Jp([],[d,m]),_=0,b=0,x=e-d;b<=x;b+=this.strides[0])for(var w=0,S=n-m;w<=S;w+=this.strides[1])Yp.a.assign(g.tensor,r.tensor.hi(b+d,w+m).lo(b,w)),this.poolIndexMap.tensor.data.set(g.tensor.data,_),_+=d*m;this.poolIndexMap.createGLTexture({type:"2d",format:"int",supportsTextureFragments:!0})}}},{key:"_callGPU",value:function t(e){if(e.is2DReshaped||e.is2DSquareReshaped?this.inputShape=e.originalShape:("channels_first"===this.dataFormat&&(e.tensor=e.tensor.transpose(1,2,0)),this.inputShape=e.tensor.shape,this._im2col(e),this.tiledInput.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0})),this._calcOutputShape(this.inputShape),this._createIndexMap(),!this.output){var n=ui(this.outputShape,3),r=n[0],o=n[1],i=n[2],a=[r*o,i];this.output=new Jp([],a),this.output.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),this.output.is2DReshaped=!0,this.output.originalShape=this.outputShape,this.output.indicesForReshaped=h(this.outputShape,!1,-1)}var s=e.is2DReshaped||e.is2DSquareReshaped?e:this.tiledInput,u=this.poolSize[0]*this.poolSize[1],c="max"===this.poolingFunc,l=[{value:this.output.glTextureShape[1],type:"int",name:"channels"},{value:u,type:"int",name:"poolSize"},{value:+c,type:"bool",name:"isMaxPooling"}];s.glTextureFragments?(s.convert2DRowFragmentedGLTextureToColStack(),Up.runProgram({program:this.poolingFragmentsProgram,output:this.output,inputs:[{input:s,name:"x"},{input:this.poolIndexMap,name:"poolIndexMap"}],uniforms:l,supportsTextureFragments:!0}),s.removeGLTextureFragmentsAsColStack()):Up.runProgram({program:this.poolingProgram,output:this.output,inputs:[{input:s,name:"x"},{input:this.poolIndexMap,name:"poolIndexMap"}],uniforms:l,supportsTextureFragments:!0}),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.reshapeFrom2D(),"channels_first"===this.dataFormat&&(this.output.tensor=this.output.tensor.transpose(2,0,1)))}}]),e}(Bp),cd=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return mi(this,e),t=yi(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="MaxPooling2D",t.poolingFunc="max",t}return vi(e,t),e}(ud),ld="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D poolIndexMap;\nuniform int channels;\nuniform int poolSize;\nuniform bool isMaxPooling;\nout vec4 outColor;\n\nvoid main() {\n  int out_x = int(float(channels) * outTex.x);\n  int out_y = int(float(textureSize(poolIndexMap, 0)[1]) * outTex.y);\n\n  float val = 0.;\n  int count = 0;\n  for (int i = 0; i < poolSize; ++i) {\n    int poolIndex = texelFetch(poolIndexMap, ivec2(i, out_y), 0).r;\n    if (poolIndex != -1) {\n      float val2 = texelFetch(x, ivec2(out_x, poolIndex), 0).r;\n      if (isMaxPooling) {\n        if (count == 0 || val2 > val) {\n          val = val2;\n        }\n      } else {\n        val += val2;\n      }\n      count += 1;\n    }\n  }\n\n  if (!isMaxPooling) {\n    val /= float(count);\n  }\n\n  outColor = vec4(val);\n}\n",pd="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D poolIndexMap;\nuniform int channels;\nuniform int poolSize;\nuniform bool isMaxPooling;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 inputSize = textureSize(x, 0);\n  ivec2 outputSize = textureSize(poolIndexMap, 0);\n  int out_x = int(float(channels) * outTex.x);\n  int out_y = int(float(outputSize[1]) * outTex.y);\n\n  float val = 0.;\n  int count = 0;\n  for (int i = 0; i < poolSize; ++i) {\n    int poolIndex = texelFetch(poolIndexMap, ivec2(i, out_y), 0).r;\n    int fragmentIndex = int(floor(float(poolIndex) / float(inputSize[1])));\n    if (poolIndex != -1) {\n      poolIndex = int(mod(float(poolIndex), float(inputSize[1])));\n      float val2 = texelFetch(x, ivec2(fragmentIndex * channels + out_x, poolIndex), 0).r;\n      if (isMaxPooling) {\n        if (count == 0 || val2 > val) {\n          val = val2;\n        }\n      } else {\n        val += val2;\n      }\n      count += 1;\n    }\n  }\n\n  if (!isMaxPooling) {\n    val /= float(count);\n  }\n\n  outColor = vec4(val);\n}\n",hd=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};xi(this,e),t=Ti(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="_Pooling3D";var r=n.pool_size,o=void 0===r?[2,2,2]:r,i=n.strides,a=void 0===i?null:i,s=n.padding,u=void 0===s?"valid":s,c=n.data_format,l=void 0===c?"channels_last":c;return Array.isArray(o)?t.poolSize=o:t.poolSize=[o,o,o],Array.isArray(a)?t.strides=a:t.strides=null!==a?[a,a,a]:t.poolSize,t.padding=u,t.dataFormat=l,t.poolingFunc="max",t.description="pool size ".concat(t.poolSize.join("x")),t.description+=t.strides.some(function(t){return t>1})?", ".concat(t.strides.join("x")," striding"):"",t.description+="valid"===t.padding?", no border padding":", pad to same borders",t.gpu&&(t.poolingProgram=Up.compileProgram(ld),t.poolingFragmentsProgram=Up.compileProgram(pd)),t}return Pi(e,t),Si(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_calcOutputShape",value:function t(e){if(!this.outputShape||!this.inputPadding){var n=bi(e,4),r=n[0],o=n[1],i=n[2],a=n[3],s=bi(this.poolSize,3),u=s[0],c=s[1],l=s[2],p="same"===this.padding?Math.floor((r+this.strides[0]-1)/this.strides[0]):Math.floor((r-u+this.strides[0])/this.strides[0]),h="same"===this.padding?Math.floor((o+this.strides[1]-1)/this.strides[1]):Math.floor((o-c+this.strides[1])/this.strides[1]),f="same"===this.padding?Math.floor((i+this.strides[2]-1)/this.strides[2]):Math.floor((i-l+this.strides[2])/this.strides[2]),d="same"===this.padding?Math.max(0,Math.floor((p-1)*this.strides[0]+u-r)):0,m="same"===this.padding?Math.max(0,Math.floor((h-1)*this.strides[1]+c-o)):0,y="same"===this.padding?Math.max(0,Math.floor((f-1)*this.strides[2]+l-i)):0,v=Math.floor(d/2),g=d-v,_=Math.floor(m/2),b=m-_,x=Math.floor(y/2),w=y-x;this.outputShape=[p,h,f,a],this.inputPadding=[v,g,_,b,x,w]}}},{key:"_padInput",value:function t(e){if("same"===this.padding){var n=bi(e.tensor.shape,4),r=n[0],o=n[1],i=n[2],a=n[3],s=bi(this.inputPadding,6),u=s[0],c=s[1],l=s[2],p=s[3],h=s[4],f=s[5],d=r+u+c,m=o+l+p,y=i+h+f,v=new Jp([],[d,m,y,a]);return"max"===this.poolingFunc&&Yp.a.assigns(v.tensor,Number.NEGATIVE_INFINITY),Yp.a.assign(v.tensor.hi(r+u,o+l,i+h,a).lo(u,l,h,0),e.tensor),v}return e}},{key:"_callCPU",value:function t(e){"channels_first"===this.dataFormat&&(e.tensor=e.tensor.transpose(1,2,3,0)),this._calcOutputShape(e.tensor.shape),e=this._padInput(e);var n=bi(e.tensor.shape,4),r=n[0],o=n[1],i=n[2],a=n[3],s=bi(this.poolSize,3),u=s[0],c=s[1],l=s[2];this.output=new Jp([],this.outputShape);for(var p=new Jp([],[u,c,l,a]),h=bi(this.inputPadding,6),f=h[0],d=h[1],m=h[2],y=h[3],v=h[4],g=h[5],_=0,b=0;_<=r-u;_+=this.strides[0],b++){var x=0;_<f?x=f-_:_+u>r-d&&(x=_+u-(r-d));for(var w=0,S=0;w<=o-c;w+=this.strides[1],S++){var T=0;w<m?T=m-w:w+c>o-y&&(T=w+c-(o-y));for(var P=0,C=0;P<=i-l;P+=this.strides[2],C++){var k=0;P<v?k=v-P:P+l>i-g&&(k=P+l-(i-g));var O=(u-x)*(c-T)*(l-k);Yp.a.assign(p.tensor,e.tensor.hi(_+u,w+c,P+l,a).lo(_,w,P,0));for(var E=0;E<a;E++)"max"===this.poolingFunc?this.output.tensor.set(b,S,C,E,Yp.a.sup(p.tensor.pick(null,null,null,E))):"average"===this.poolingFunc&&this.output.tensor.set(b,S,C,E,Yp.a.sum(p.tensor.pick(null,null,null,E))/O)}}}"channels_first"===this.dataFormat&&(this.output.tensor=this.output.tensor.transpose(3,0,1,2))}},{key:"_vol2col",value:function t(e){var n=bi(e.tensor.shape,4),r=n[0],o=n[1],i=n[2],a=n[3];this.tiledInput||(this.tiledInput=new Jp([],[r*o*i,a]));for(var s=new Jp([],[r,o,i]),u=new Jp([],[r*o*i]),c=0;c<a;c++)Yp.a.assign(s.tensor,e.tensor.pick(null,null,null,c)),u.replaceTensorData(s.tensor.data),Yp.a.assign(this.tiledInput.tensor.pick(null,c),u.tensor);return this.tiledInput}},{key:"_createIndexMap",value:function t(){if(!this.poolIndexMap){for(var e=this.inputShape[0],n=this.inputShape[1],r=this.inputShape[2],o=new Jp([],[e,n,r]),i=0,a=0;a<e;a++)for(var s=0;s<n;s++)for(var u=0;u<r;u++)o.tensor.set(a,s,u,i),i+=1;if("same"===this.padding){var c=bi(this.inputPadding,6),l=c[0],p=c[1],h=c[2],f=c[3],d=c[4],m=c[5];e=e+l+p,n=n+h+f,r=r+d+m;var y=new Jp([],[e,n,r]);Yp.a.assigns(y.tensor,-1),Yp.a.assign(y.tensor.hi(this.inputShape[0]+l,this.inputShape[1]+h,this.inputShape[2]+d).lo(l,h,d),o.tensor),o.tensor=y.tensor}var v=bi(this.poolSize,3),g=v[0],_=v[1],b=v[2],x=this.outputShape[0],w=this.outputShape[1],S=this.outputShape[2];this.poolIndexMap=new Jp([],[x*w*S,g*_*b],{type:Int32Array});for(var T=new Jp([],[g,_,b]),P=0,C=0,k=e-g;C<=k;C+=this.strides[0])for(var O=0,E=n-_;O<=E;O+=this.strides[1])for(var j=0,A=r-b;j<=A;j+=this.strides[2])Yp.a.assign(T.tensor,o.tensor.hi(C+g,O+_,j+b).lo(C,O,j)),this.poolIndexMap.tensor.data.set(T.tensor.data,P),P+=g*_*b;this.poolIndexMap.createGLTexture({type:"2d",format:"int",supportsTextureFragments:!0})}}},{key:"_callGPU",value:function t(e){if(e.is2DReshaped||e.is2DSquareReshaped?this.inputShape=e.originalShape:("channels_first"===this.dataFormat&&(e.tensor=e.tensor.transpose(1,2,3,0)),this.inputShape=e.tensor.shape,this._vol2col(e),this.tiledInput.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0})),this._calcOutputShape(this.inputShape),this._createIndexMap(),!this.output){var n=bi(this.outputShape,4),r=n[0],o=n[1],i=n[2],a=n[3],s=[r*o*i,a];this.output=new Jp([],s),this.output.createGLTexture({type:"2d",format:"float",supportsTextureFragments:!0}),this.output.is2DReshaped=!0,this.output.originalShape=this.outputShape,this.output.indicesForReshaped=h(this.outputShape,!1,-1)}var u=e.is2DReshaped||e.is2DSquareReshaped?e:this.tiledInput,c=this.poolSize[0]*this.poolSize[1]*this.poolSize[2],l="max"===this.poolingFunc,p=[{value:this.output.glTextureShape[1],type:"int",name:"channels"},{value:c,type:"int",name:"poolSize"},{value:+l,type:"bool",name:"isMaxPooling"}];u.glTextureFragments?(u.convert2DRowFragmentedGLTextureToColStack(),Up.runProgram({program:this.poolingFragmentsProgram,output:this.output,inputs:[{input:u,name:"x"},{input:this.poolIndexMap,name:"poolIndexMap"}],uniforms:p,supportsTextureFragments:!0}),u.removeGLTextureFragmentsAsColStack()):Up.runProgram({program:this.poolingProgram,output:this.output,inputs:[{input:u,name:"x"},{input:this.poolIndexMap,name:"poolIndexMap"}],uniforms:p}),0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.reshapeFrom2D(),"channels_first"===this.dataFormat&&(this.output.tensor=this.output.tensor.transpose(3,0,1,2)))}}]),e}(Bp),fd=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return ki(this,e),t=Oi(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="MaxPooling3D",t.poolingFunc="max",t}return Ei(e,t),e}(hd),dd=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return Ai(this,e),t=Fi(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="AveragePooling1D",t.poolingFunc="average",t}return Mi(e,t),e}(od),md=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return Di(this,e),t=Ii(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="AveragePooling2D",t.poolingFunc="average",t}return Li(e,t),e}(ud),yd=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return Ui(this,e),t=Gi(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="AveragePooling3D",t.poolingFunc="average",t}return Ni(e,t),e}(hd),vd="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform int channelDataSize;\nuniform bool isMaxPooling;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(x, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  if (isMaxPooling) {\n    // GlobalMaxPooling\n    float maxval = 0.0;\n    for (int j = 0; j < size[1]; ++j) {\n      float val = texelFetch(x, ivec2(out_x, j), 0).r;\n      if (j == 0 || val > maxval) {\n        maxval = val;\n      }\n    }\n    outColor = vec4(maxval);\n  } else {\n    // GlobalAveragePooling\n    float sum = 0.0;\n    for (int j = 0; j < size[1]; ++j) {\n      float val = texelFetch(x, ivec2(out_x, j), 0).r;\n      sum += val;\n    }\n    outColor = vec4(sum / float(channelDataSize));\n  }\n}\n",gd=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};Hi(this,e),t=Yi(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="_GlobalPooling1D";var r=n.data_format,o=void 0===r?"channels_last":r;return t.dataFormat=o,t.poolingFunc="max",t.gpu&&(t.poolingProgram=Up.compileProgram(vd)),t}return $i(e,t),Xi(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){var n=Vi(e.tensor.shape,2),r=n[0],o=n[1];this.output=new Jp([],[o]);for(var i=0,a=o;i<a;i++)"max"===this.poolingFunc?this.output.tensor.set(i,Yp.a.sup(e.tensor.pick(null,i))):"average"===this.poolingFunc&&this.output.tensor.set(i,Yp.a.sum(e.tensor.pick(null,i))/r)}},{key:"_callGPU",value:function t(e){e.glTexture||e.createGLTexture({type:"2d",format:"float"}),this.inputShape=e.tensor.shape,this.output||(this.output=new Jp([],[this.inputShape[1]]),this.output.createGLTexture({type:"2d",format:"float"}));var n="max"===this.poolingFunc;Up.runProgram({program:this.poolingProgram,output:this.output,inputs:[{input:e,name:"x"}],uniforms:[{value:this.inputShape[0],type:"int",name:"channelDataSize"},{value:+n,type:"bool",name:"isMaxPooling"}]}),0===this.outbound.length&&this.output.transferFromGLTexture()}}]),e}(Bp),_d=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return Ji(this,e),t=Qi(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="GlobalMaxPooling1D",t.poolingFunc="max",t}return Zi(e,t),e}(gd),bd="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform int channelDataSize;\nuniform bool isMaxPooling;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(x, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  if (isMaxPooling) {\n    // GlobalMaxPooling\n    float maxval = 0.0;\n    for (int j = 0; j < size[1]; ++j) {\n      float val = texelFetch(x, ivec2(out_x, j), 0).r;\n      if (j == 0 || val > maxval) {\n        maxval = val;\n      }\n    }\n    outColor = vec4(maxval);\n  } else {\n    // GlobalAveragePooling\n    float sum = 0.0;\n    for (int j = 0; j < size[1]; ++j) {\n      float val = texelFetch(x, ivec2(out_x, j), 0).r;\n      sum += val;\n    }\n    outColor = vec4(sum / float(channelDataSize));\n  }\n}\n",xd=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};ra(this,e),t=aa(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="_GlobalPooling2D";var r=n.data_format,o=void 0===r?"channels_last":r;return t.dataFormat=o,t.poolingFunc="max",t.gpu&&(t.poolingProgram=Up.compileProgram(bd)),t}return sa(e,t),ia(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){"channels_first"===this.dataFormat&&(e.tensor=e.tensor.transpose(1,2,0));var n=na(e.tensor.shape,3),r=n[0],o=n[1],i=n[2];this.output=new Jp([],[i]);for(var a=0,s=i;a<s;a++)"max"===this.poolingFunc?this.output.tensor.set(a,Yp.a.sup(e.tensor.pick(null,null,a))):"average"===this.poolingFunc&&this.output.tensor.set(a,Yp.a.sum(e.tensor.pick(null,null,a))/(r*o))}},{key:"_callGPU",value:function t(e){e.is2DReshaped||e.is2DSquareReshaped?this.inputShape=e.originalShape:("channels_first"===this.dataFormat&&(e.tensor=e.tensor.transpose(1,2,0)),this.inputShape=e.tensor.shape,e.reshapeTo2D(),e.createGLTexture({type:"2d",format:"float"})),this.output||(this.output=new Jp([],[this.inputShape[2]]),this.output.createGLTexture({type:"2d",format:"float"}));var n="max"===this.poolingFunc;Up.runProgram({program:this.poolingProgram,output:this.output,inputs:[{input:e,name:"x"}],uniforms:[{value:this.inputShape[0]*this.inputShape[1],type:"int",name:"channelDataSize"},{value:+n,type:"bool",name:"isMaxPooling"}]}),0===this.outbound.length&&this.output.transferFromGLTexture()}}]),e}(Bp),wd=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return ca(this,e),t=la(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="GlobalMaxPooling2D",t.poolingFunc="max",t}return pa(e,t),e}(xd),Sd="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform int channelDataSize;\nuniform bool isMaxPooling;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(x, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  if (isMaxPooling) {\n    // GlobalMaxPooling\n    float maxval = 0.0;\n    for (int j = 0; j < size[1]; ++j) {\n      float val = texelFetch(x, ivec2(out_x, j), 0).r;\n      if (j == 0 || val > maxval) {\n        maxval = val;\n      }\n    }\n    outColor = vec4(maxval);\n  } else {\n    // GlobalAveragePooling\n    float sum = 0.0;\n    for (int j = 0; j < size[1]; ++j) {\n      float val = texelFetch(x, ivec2(out_x, j), 0).r;\n      sum += val;\n    }\n    outColor = vec4(sum / float(channelDataSize));\n  }\n}\n",Td=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};ma(this,e),t=ga(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="_GlobalPooling3D";var r=n.data_format,o=void 0===r?"channels_last":r;return t.dataFormat=o,t.poolingFunc="max",t.gpu&&(t.poolingProgram=Up.compileProgram(Sd)),t}return _a(e,t),va(e,[{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){"channels_first"===this.dataFormat&&(e.tensor=e.tensor.transpose(1,2,3,0));var n=da(e.tensor.shape,4),r=n[0],o=n[1],i=n[2],a=n[3];this.output=new Jp([],[a]);for(var s=0,u=a;s<u;s++)"max"===this.poolingFunc?this.output.tensor.set(s,Yp.a.sup(e.tensor.pick(null,null,null,s))):"average"===this.poolingFunc&&this.output.tensor.set(s,Yp.a.sum(e.tensor.pick(null,null,null,s))/(r*o*i))}},{key:"_callGPU",value:function t(e){e.is2DReshaped||e.is2DSquareReshaped?this.inputShape=e.originalShape:("channels_first"===this.dataFormat&&(e.tensor=e.tensor.transpose(1,2,3,0)),this.inputShape=e.tensor.shape,e.reshapeTo2D(),e.createGLTexture({type:"2d",format:"float"})),this.output||(this.output=new Jp([],[this.inputShape[3]]),this.output.createGLTexture({type:"2d",format:"float"}));var n="max"===this.poolingFunc;Up.runProgram({program:this.poolingProgram,output:this.output,inputs:[{input:e,name:"x"}],uniforms:[{value:this.inputShape[0]*this.inputShape[1]*this.inputShape[2],type:"int",name:"channelDataSize"},{value:+n,type:"bool",name:"isMaxPooling"}]}),0===this.outbound.length&&this.output.transferFromGLTexture()}}]),e}(Bp),Pd=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return xa(this,e),t=wa(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="GlobalMaxPooling3D",t.poolingFunc="max",t}return Sa(e,t),e}(Td),Cd=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return Pa(this,e),t=Ca(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="GlobalAveragePooling1D",t.poolingFunc="average",t}return ka(e,t),e}(gd),kd=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return Ea(this,e),t=ja(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="GlobalAveragePooling2D",t.poolingFunc="average",t}return Aa(e,t),e}(xd),Od=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return Ma(this,e),t=Ra(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="GlobalAveragePooling3D",t.poolingFunc="average",t}return Da(e,t),e}(Td),Ed="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D source;\nout vec4 outColor;\n\nvoid main(void) {\n  outColor = texture(source, vec2(outTex.x, outTex.y));\n}\n",jd="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D A;\nuniform sampler2D B;\nuniform sampler2D C;\nuniform bool addC;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 A_size = textureSize(A, 0);\n  ivec2 B_size = textureSize(B, 0);\n  int out_x = int(float(B_size[0]) * outTex.x);\n  int out_y = int(float(A_size[1]) * outTex.y);\n  int commonDim = A_size[0];\n\n  float sum = 0.;\n  for (int i = 0; i < commonDim; ++i) {\n    float a = texelFetch(A, ivec2(i, out_y), 0).r;\n    float b = texelFetch(B, ivec2(out_x, i), 0).r;\n    sum += a * b;\n  }\n\n  if (addC) {\n    sum += texelFetch(C, ivec2(out_x, 0), 0).r;\n  }\n\n  outColor = vec4(sum);\n}\n",Ad="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D t1;\nuniform sampler2D t2;\nuniform sampler2D bias;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(bias, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  float t1_val = texelFetch(t1, ivec2(out_x, out_y), 0).r;\n  float t2_val = texelFetch(t2, ivec2(out_x, out_y), 0).r;\n  float bias_val = texelFetch(bias, ivec2(out_x, out_y), 0).r;\n\n  outColor = vec4(t1_val + t2_val + bias_val);\n}\n",Fd="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform int index;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(x, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n\n  outColor = vec4(texelFetch(x, ivec2(out_x, index), 0).r);\n}\n",Md="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform sampler2D y;\nuniform int index;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(y, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  if (out_y == index) {\n    outColor = vec4(texelFetch(x, ivec2(out_x, 0), 0).r);\n  } else {\n    outColor = vec4(texelFetch(y, ivec2(out_x, out_y), 0).r);\n  }\n}\n",Rd=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};La(this,e),t=Ga(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),Object.defineProperty(qa(t),"_combine",{configurable:!0,enumerable:!0,writable:!0,value:th()({args:["array","array","array","array"],body:function t(e,n,r,o){e=n+r+o}})}),t.layerClass="SimpleRNN";var r=n.units,o=void 0===r?1:r,i=n.activation,a=void 0===i?"tanh":i,s=n.use_bias,u=void 0===s||s,c=n.return_sequences,l=void 0!==c&&c,p=n.go_backwards,h=void 0!==p&&p,f=n.stateful,d=void 0!==f&&f;return t.units=o,t.activation=a,t.activationFunc=Es[a],t.use_bias=u,t.returnSequences=l,t.goBackwards=h,t.stateful=d,t.params=t.use_bias?["kernel","recurrent_kernel","bias"]:["kernel","recurrent_kernel"],t.description="output dimensions: ".concat(t.units),t.description+="linear"!==t.activation?", ".concat(t.activation," activation"):"",t.description+=t.returnSequences?", return sequences":"",t.description+=t.goBackwards?", backward direction":"",t.description+=t.stateful?", stateful":"",t.gpu&&(t.copyTextureProgram=Up.compileProgram(Ed),t.matMulProgram=Up.compileProgram(jd),t.activationProgram=Up.compileProgram(js[t.activation]),t.gateSummationProgram=Up.compileProgram(Ad),t.timestepReadProgram=Up.compileProgram(Fd),t.timestepWriteProgram=Up.compileProgram(Md)),t}return Ba(e,t),Ua(e,[{key:"setWeights",value:function t(n){Na(e.prototype.__proto__||Object.getPrototypeOf(e.prototype),"setWeights",this).call(this,n),this.use_bias||(this.weights.bias=new Jp([],[this.units]),this.gpu&&this.weights.bias.createGLTexture({type:"2d",format:"float"}))}},{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){var n=this,r=this.units,o=this.stateful&&this.currentHiddenState?this.currentHiddenState:new Jp([],[r]),i=new Jp([],[r]),a=new Jp([],[r]),s=new Jp([],[r]);this.hiddenStateSequence=new Jp([],[e.tensor.shape[0],r]);for(var u=new Jp([],[e.tensor.shape[1]]),c=function t(){Yp.a.assign(s.tensor,o.tensor),Object(yf.gemv)(1,n.weights.kernel.tensor.transpose(1,0),u.tensor,1,i.tensor),Object(yf.gemv)(1,n.weights.recurrent_kernel.tensor.transpose(1,0),s.tensor,1,a.tensor),n._combine(o.tensor,i.tensor,a.tensor,n.weights.bias.tensor),n.activationFunc(o)},l=0,p=e.tensor.shape[0];l<p;l++){var h=this.goBackwards?p-l-1:l;Yp.a.assign(u.tensor,e.tensor.pick(h,null));[i,a].forEach(function(t){return Yp.a.assigns(t.tensor,0)}),c(),this.returnSequences&&Yp.a.assign(this.hiddenStateSequence.tensor.pick(l,null),o.tensor)}this.returnSequences?this.output=this.hiddenStateSequence:this.output=o,this.stateful&&(this.currentHiddenState=o)}},{key:"_stepGPU",value:function t(){Up.runProgram({program:this.copyTextureProgram,output:this.previousHiddenState,inputs:[{input:this.currentHiddenState,name:"source"}]}),Up.runProgram({program:this.matMulProgram,output:this.tempXH,inputs:[{input:this.currentX,name:"A"},{input:this.weights.kernel,name:"B"}],uniforms:[{value:0,type:"bool",name:"addC"}]}),Up.runProgram({program:this.matMulProgram,output:this.tempHH,inputs:[{input:this.previousHiddenState,name:"A"},{input:this.weights.recurrent_kernel,name:"B"}],uniforms:[{value:0,type:"bool",name:"addC"}]}),Up.runProgram({program:this.gateSummationProgram,output:this.currentHiddenStatePreactiv,inputs:[{input:this.tempXH,name:"t1"},{input:this.tempHH,name:"t2"},{input:this.weights.bias,name:"bias"}]}),"linear"!==this.activation?Up.runProgram({program:this.activationProgram,output:this.currentHiddenState,inputs:[{input:this.currentHiddenStatePreactiv,name:"x"}]}):this.currentHiddenState=this.currentHiddenStatePreactiv}},{key:"_callGPU",value:function t(e){e.glTexture||e.createGLTexture({type:"2d",format:"float"});var n=this.units;this.currentHiddenState&&this.stateful||(this.currentHiddenState=new Jp([],[n]),this.currentHiddenState.createGLTexture({type:"2d",format:"float"})),this.currentHiddenStatePreactiv||(this.currentHiddenStatePreactiv=new Jp([],[n]),this.currentHiddenStatePreactiv.createGLTexture({type:"2d",format:"float"})),this.tempXH||(this.tempXH=new Jp([],[n]),this.tempXH.createGLTexture({type:"2d",format:"float"})),this.tempHH||(this.tempHH=new Jp([],[n]),this.tempHH.createGLTexture({type:"2d",format:"float"})),this.previousHiddenState||(this.previousHiddenState=new Jp([],[n]),this.previousHiddenState.createGLTexture({type:"2d",format:"float"})),this.hiddenStateSequence||(this.hiddenStateSequence=new Jp([],[e.glTextureShape[0],n]),this.hiddenStateSequence.createGLTexture({type:"2d",format:"float"})),this.hiddenStateSequenceCopy||(this.hiddenStateSequenceCopy=new Jp([],[e.glTextureShape[0],n]),this.hiddenStateSequenceCopy.createGLTexture({type:"2d",format:"float"})),this.currentX||(this.currentX=new Jp([],[e.glTextureShape[1]]),this.currentX.createGLTexture({type:"2d",format:"float"}));for(var r=0,o=e.glTextureShape[0];r<o;r++){var i=this.goBackwards?o-r-1:r;Up.runProgram({program:this.timestepReadProgram,output:this.currentX,inputs:[{input:e,name:"x"}],uniforms:[{value:i,type:"int",name:"index"}]}),this._stepGPU(),this.returnSequences&&(Up.runProgram({program:this.copyTextureProgram,output:this.hiddenStateSequenceCopy,inputs:[{input:this.hiddenStateSequence,name:"source"}]}),Up.runProgram({program:this.timestepWriteProgram,output:this.hiddenStateSequence,inputs:[{input:this.currentHiddenState,name:"x"},{input:this.hiddenStateSequenceCopy,name:"y"}],uniforms:[{value:r,type:"int",name:"index"}]}))}this.returnSequences?this.output=this.hiddenStateSequence:this.output=this.currentHiddenState,0===this.outbound.length&&this.output.transferFromGLTexture()}}]),e}(Bp),Dd="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D source;\nout vec4 outColor;\n\nvoid main(void) {\n  outColor = texture(source, vec2(outTex.x, outTex.y));\n}\n",Id="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D A;\nuniform sampler2D B;\nuniform sampler2D C;\nuniform bool addC;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 A_size = textureSize(A, 0);\n  ivec2 B_size = textureSize(B, 0);\n  int out_x = int(float(B_size[0]) * outTex.x);\n  int out_y = int(float(A_size[1]) * outTex.y);\n  int commonDim = A_size[0];\n\n  float sum = 0.;\n  for (int i = 0; i < commonDim; ++i) {\n    float a = texelFetch(A, ivec2(i, out_y), 0).r;\n    float b = texelFetch(B, ivec2(out_x, i), 0).r;\n    sum += a * b;\n  }\n\n  if (addC) {\n    sum += texelFetch(C, ivec2(out_x, 0), 0).r;\n  }\n\n  outColor = vec4(sum);\n}\n",Ld="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D t1;\nuniform sampler2D t2;\nuniform sampler2D bias;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(bias, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  float t1_val = texelFetch(t1, ivec2(out_x, out_y), 0).r;\n  float t2_val = texelFetch(t2, ivec2(out_x, out_y), 0).r;\n  float bias_val = texelFetch(bias, ivec2(out_x, out_y), 0).r;\n\n  outColor = vec4(t1_val + t2_val + bias_val);\n}\n",zd="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D t1;\nuniform sampler2D t2;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(t1, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  float t1_val = texelFetch(t1, ivec2(out_x, out_y), 0).r;\n  float t2_val = texelFetch(t2, ivec2(out_x, out_y), 0).r;\n\n  outColor = vec4(t1_val * t2_val);\n}\n",Ud="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform int index;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(x, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n\n  outColor = vec4(texelFetch(x, ivec2(out_x, index), 0).r);\n}\n",Gd="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform sampler2D y;\nuniform int index;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(y, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  if (out_y == index) {\n    outColor = vec4(texelFetch(x, ivec2(out_x, 0), 0).r);\n  } else {\n    outColor = vec4(texelFetch(y, ivec2(out_x, out_y), 0).r);\n  }\n}\n",Nd="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D c;\nuniform sampler2D ctm1;\nuniform sampler2D i;\nuniform sampler2D f;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(c, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  float c_val = texelFetch(c, ivec2(out_x, out_y), 0).r;\n  float ctm1_val = texelFetch(ctm1, ivec2(out_x, out_y), 0).r;\n  float i_val = texelFetch(i, ivec2(out_x, out_y), 0).r;\n  float f_val = texelFetch(f, ivec2(out_x, out_y), 0).r;\n\n  outColor = vec4(c_val * i_val + ctm1_val * f_val);\n}\n",Bd=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};Ha(this,e),t=Ya(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),Object.defineProperty(Ja(t),"_combine",{configurable:!0,enumerable:!0,writable:!0,value:th()({args:["array","array","array","array"],body:function t(e,n,r,o){e=n+r+o}})}),Object.defineProperty(Ja(t),"_update",{configurable:!0,enumerable:!0,writable:!0,value:th()({args:["array","array","array","array"],body:function t(e,n,r,o){e=e*r+n*o}})}),t.layerClass="LSTM";var r=n.units,o=void 0===r?1:r,i=n.activation,a=void 0===i?"tanh":i,s=n.use_bias,u=void 0===s||s,c=n.recurrent_activation,l=void 0===c?"hard_sigmoid":c,p=n.return_sequences,h=void 0!==p&&p,f=n.go_backwards,d=void 0!==f&&f,m=n.stateful,y=void 0!==m&&m;return t.units=o,t.activation=a,t.recurrentActivation=l,t.activationFunc=Es[a],t.recurrentActivationFunc=Es[l],t.use_bias=u,t.returnSequences=h,t.goBackwards=d,t.stateful=y,t.params=t.use_bias?["kernel","recurrent_kernel","bias"]:["kernel","recurrent_kernel"],t.description="output dimensions: ".concat(t.units),t.description+="linear"!==t.activation?", ".concat(t.activation," activation"):"",t.description+="linear"!==t.recurrentActivation?", ".concat(t.recurrentActivation," recurrent activation"):"",t.description+=t.returnSequences?", return sequences":"",t.description+=t.goBackwards?", backward direction":"",t.description+=t.stateful?", stateful":"",t.gpu&&(t.copyTextureProgram=Up.compileProgram(Dd),t.matMulProgram=Up.compileProgram(Id),t.activationProgram=Up.compileProgram(js[t.activation]),t.recurrentActivationProgram=Up.compileProgram(js[t.recurrentActivation]),t.gateSummationProgram=Up.compileProgram(Ld),t.gateProductProgram=Up.compileProgram(zd),t.timestepReadProgram=Up.compileProgram(Ud),t.timestepWriteProgram=Up.compileProgram(Gd),t.updateProgram=Up.compileProgram(Nd)),t}return Ka(e,t),Xa(e,[{key:"setWeights",value:function t(n){var r=this;$a(e.prototype.__proto__||Object.getPrototypeOf(e.prototype),"setWeights",this).call(this,n);var o=this.weights.kernel.tensor.shape;this.weights.W_i=new Jp([],[o[0],this.units]),this.weights.W_f=new Jp([],[o[0],this.units]),this.weights.W_c=new Jp([],[o[0],this.units]),this.weights.W_o=new Jp([],[o[0],this.units]),Yp.a.assign(this.weights.W_i.tensor,this.weights.kernel.tensor.hi(o[0],this.units).lo(0,0)),Yp.a.assign(this.weights.W_f.tensor,this.weights.kernel.tensor.hi(o[0],2*this.units).lo(0,this.units)),Yp.a.assign(this.weights.W_c.tensor,this.weights.kernel.tensor.hi(o[0],3*this.units).lo(0,2*this.units)),Yp.a.assign(this.weights.W_o.tensor,this.weights.kernel.tensor.hi(o[0],4*this.units).lo(0,3*this.units));var i=this.weights.recurrent_kernel.tensor.shape;if(this.weights.U_i=new Jp([],[i[0],this.units]),this.weights.U_f=new Jp([],[i[0],this.units]),this.weights.U_c=new Jp([],[i[0],this.units]),this.weights.U_o=new Jp([],[i[0],this.units]),Yp.a.assign(this.weights.U_i.tensor,this.weights.recurrent_kernel.tensor.hi(i[0],this.units).lo(0,0)),Yp.a.assign(this.weights.U_f.tensor,this.weights.recurrent_kernel.tensor.hi(i[0],2*this.units).lo(0,this.units)),Yp.a.assign(this.weights.U_c.tensor,this.weights.recurrent_kernel.tensor.hi(i[0],3*this.units).lo(0,2*this.units)),Yp.a.assign(this.weights.U_o.tensor,this.weights.recurrent_kernel.tensor.hi(i[0],4*this.units).lo(0,3*this.units)),this.weights.b_i=new Jp([],[this.units]),this.weights.b_f=new Jp([],[this.units]),this.weights.b_c=new Jp([],[this.units]),this.weights.b_o=new Jp([],[this.units]),this.use_bias&&(Yp.a.assign(this.weights.b_i.tensor,this.weights.bias.tensor.hi(this.units).lo(0)),Yp.a.assign(this.weights.b_f.tensor,this.weights.bias.tensor.hi(2*this.units).lo(this.units)),Yp.a.assign(this.weights.b_c.tensor,this.weights.bias.tensor.hi(3*this.units).lo(2*this.units)),Yp.a.assign(this.weights.b_o.tensor,this.weights.bias.tensor.hi(4*this.units).lo(3*this.units))),this.gpu){["W_i","W_f","W_c","W_o","U_i","U_f","U_c","U_o","b_i","b_f","b_c","b_o"].forEach(function(t){r.weights[t].createGLTexture({type:"2d",format:"float"})})}}},{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){var n=this,r=this.weights.b_i.tensor.shape[0],o=this.weights.b_c.tensor.shape[0],i=this.weights.b_f.tensor.shape[0],a=this.weights.b_o.tensor.shape[0],s=new Jp([],[r]),u=new Jp([],[r]),c=new Jp([],[r]),l=new Jp([],[i]),p=new Jp([],[i]),h=new Jp([],[i]),f=new Jp([],[a]),d=new Jp([],[a]),m=new Jp([],[a]),y=new Jp([],[o]),v=new Jp([],[o]),g=new Jp([],[o]),_=this.stateful&&this.previousCandidate?this.previousCandidate:new Jp([],[o]),b=this.stateful&&this.currentHiddenState?this.currentHiddenState:new Jp([],[o]),x=new Jp([],[o]);this.hiddenStateSequence=new Jp([],[e.tensor.shape[0],o]);for(var w=new Jp([],[e.tensor.shape[1]]),S=function t(){Yp.a.assign(x.tensor,b.tensor),Object(yf.gemv)(1,n.weights.W_i.tensor.transpose(1,0),w.tensor,1,u.tensor),Object(yf.gemv)(1,n.weights.U_i.tensor.transpose(1,0),x.tensor,1,c.tensor),n._combine(s.tensor,u.tensor,c.tensor,n.weights.b_i.tensor),n.recurrentActivationFunc(s),Object(yf.gemv)(1,n.weights.W_f.tensor.transpose(1,0),w.tensor,1,p.tensor),Object(yf.gemv)(1,n.weights.U_f.tensor.transpose(1,0),x.tensor,1,h.tensor),n._combine(l.tensor,p.tensor,h.tensor,n.weights.b_f.tensor),n.recurrentActivationFunc(l),Object(yf.gemv)(1,n.weights.W_o.tensor.transpose(1,0),w.tensor,1,d.tensor),Object(yf.gemv)(1,n.weights.U_o.tensor.transpose(1,0),x.tensor,1,m.tensor),n._combine(f.tensor,d.tensor,m.tensor,n.weights.b_o.tensor),n.recurrentActivationFunc(f),Object(yf.gemv)(1,n.weights.W_c.tensor.transpose(1,0),w.tensor,1,v.tensor),Object(yf.gemv)(1,n.weights.U_c.tensor.transpose(1,0),x.tensor,1,g.tensor),n._combine(y.tensor,v.tensor,g.tensor,n.weights.b_c.tensor),n.activationFunc(y),n._update(y.tensor,_.tensor,s.tensor,l.tensor),Yp.a.assign(_.tensor,y.tensor),n.activationFunc(y),Yp.a.mul(b.tensor,f.tensor,y.tensor)},T=0,P=e.tensor.shape[0];T<P;T++){var C=this.goBackwards?P-T-1:T;Yp.a.assign(w.tensor,e.tensor.pick(C,null));[u,c,p,h,d,m,v,g].forEach(function(t){return Yp.a.assigns(t.tensor,0)}),S(),Yp.a.assign(this.hiddenStateSequence.tensor.pick(T,null),b.tensor)}this.returnSequences?this.output=this.hiddenStateSequence:this.output=b,this.stateful&&(this.previousCandidate=_,this.currentHiddenState=b)}},{key:"_stepGPU",value:function t(){Up.runProgram({program:this.copyTextureProgram,output:this.previousHiddenState,inputs:[{input:this.currentHiddenState,name:"source"}]}),Up.runProgram({program:this.matMulProgram,output:this.tempXI,inputs:[{input:this.currentX,name:"A"},{input:this.weights.W_i,name:"B"}],uniforms:[{value:0,type:"bool",name:"addC"}]}),Up.runProgram({program:this.matMulProgram,output:this.tempHI,inputs:[{input:this.previousHiddenState,name:"A"},{input:this.weights.U_i,name:"B"}],uniforms:[{value:0,type:"bool",name:"addC"}]}),Up.runProgram({program:this.gateSummationProgram,output:this.currentInputGateStatePreactiv,inputs:[{input:this.tempXI,name:"t1"},{input:this.tempHI,name:"t2"},{input:this.weights.b_i,name:"bias"}]}),"linear"!==this.recurrentActivation?Up.runProgram({program:this.recurrentActivationProgram,output:this.currentInputGateState,inputs:[{input:this.currentInputGateStatePreactiv,name:"x"}]}):this.currentInputGateState=this.currentInputGateStatePreactiv,Up.runProgram({program:this.matMulProgram,output:this.tempXF,inputs:[{input:this.currentX,name:"A"},{input:this.weights.W_f,name:"B"}],uniforms:[{value:0,type:"bool",name:"addC"}]}),Up.runProgram({program:this.matMulProgram,output:this.tempHF,inputs:[{input:this.previousHiddenState,name:"A"},{input:this.weights.U_f,name:"B"}],uniforms:[{value:0,type:"bool",name:"addC"}]}),Up.runProgram({program:this.gateSummationProgram,output:this.currentForgetGateStatePreactiv,inputs:[{input:this.tempXF,name:"t1"},{input:this.tempHF,name:"t2"},{input:this.weights.b_f,name:"bias"}]}),"linear"!==this.recurrentActivation?Up.runProgram({program:this.recurrentActivationProgram,output:this.currentForgetGateState,inputs:[{input:this.currentForgetGateStatePreactiv,name:"x"}]}):this.currentForgetGateState=this.currentForgetGateStatePreactiv,Up.runProgram({program:this.matMulProgram,output:this.tempXO,inputs:[{input:this.currentX,name:"A"},{input:this.weights.W_o,name:"B"}],uniforms:[{value:0,type:"bool",name:"addC"}]}),Up.runProgram({program:this.matMulProgram,output:this.tempHO,inputs:[{input:this.previousHiddenState,name:"A"},{input:this.weights.U_o,name:"B"}],uniforms:[{value:0,type:"bool",name:"addC"}]}),Up.runProgram({program:this.gateSummationProgram,output:this.currentOutputGateStatePreactiv,inputs:[{input:this.tempXO,name:"t1"},{input:this.tempHO,name:"t2"},{input:this.weights.b_o,name:"bias"}]}),"linear"!==this.recurrentActivation?Up.runProgram({program:this.recurrentActivationProgram,output:this.currentOutputGateState,inputs:[{input:this.currentOutputGateStatePreactiv,name:"x"}]}):this.currentOutputGateState=this.currentOutputGateStatePreactiv,Up.runProgram({program:this.matMulProgram,output:this.tempXC,inputs:[{input:this.currentX,name:"A"},{input:this.weights.W_c,name:"B"}],uniforms:[{value:0,type:"bool",name:"addC"}]}),Up.runProgram({program:this.matMulProgram,output:this.tempHC,inputs:[{input:this.previousHiddenState,name:"A"},{input:this.weights.U_c,name:"B"}],uniforms:[{value:0,type:"bool",name:"addC"}]}),Up.runProgram({program:this.gateSummationProgram,output:this.currentCandidatePreactiv,inputs:[{input:this.tempXC,name:"t1"},{input:this.tempHC,name:"t2"},{input:this.weights.b_c,name:"bias"}]}),"linear"!==this.activation?Up.runProgram({program:this.activationProgram,output:this.currentCandidate,inputs:[{input:this.currentCandidatePreactiv,name:"x"}]}):this.currentCandidate=this.currentCandidatePreactiv,Up.runProgram({program:this.copyTextureProgram,output:this.currentCandidateCopy,inputs:[{input:this.currentCandidate,name:"source"}]}),Up.runProgram({program:this.updateProgram,output:this.currentCandidate,inputs:[{input:this.currentCandidateCopy,name:"c"},{input:this.previousCandidate,name:"ctm1"},{input:this.currentInputGateState,name:"i"},{input:this.currentForgetGateState,name:"f"}]}),Up.runProgram({program:this.copyTextureProgram,output:this.previousCandidate,inputs:[{input:this.currentCandidate,name:"source"}]}),Up.runProgram({program:this.copyTextureProgram,output:this.currentCandidatePreactiv,inputs:[{input:this.currentCandidate,name:"source"}]}),"linear"!==this.activation?Up.runProgram({program:this.activationProgram,output:this.currentCandidate,inputs:[{input:this.currentCandidatePreactiv,name:"x"}]}):this.currentCandidate=this.currentCandidatePreactiv,Up.runProgram({program:this.gateProductProgram,output:this.currentHiddenState,inputs:[{input:this.currentOutputGateState,name:"t1"},{input:this.currentCandidate,name:"t2"}]})}},{key:"_callGPU",value:function t(e){e.glTexture||e.createGLTexture({type:"2d",format:"float"});var n=this.weights.b_i.glTextureShape[1],r=this.weights.b_c.glTextureShape[1],o=this.weights.b_f.glTextureShape[1],i=this.weights.b_o.glTextureShape[1];this.currentInputGateState||(this.currentInputGateState=new Jp([],[n]),this.currentInputGateState.createGLTexture({type:"2d",format:"float"})),this.currentInputGateStatePreactiv||(this.currentInputGateStatePreactiv=new Jp([],[n]),this.currentInputGateStatePreactiv.createGLTexture({type:"2d",format:"float"})),this.tempXI||(this.tempXI=new Jp([],[n]),this.tempXI.createGLTexture({type:"2d",format:"float"})),this.tempHI||(this.tempHI=new Jp([],[n]),this.tempHI.createGLTexture({type:"2d",format:"float"})),this.currentForgetGateState||(this.currentForgetGateState=new Jp([],[o]),this.currentForgetGateState.createGLTexture({type:"2d",format:"float"})),this.currentForgetGateStatePreactiv||(this.currentForgetGateStatePreactiv=new Jp([],[o]),this.currentForgetGateStatePreactiv.createGLTexture({type:"2d",format:"float"})),this.tempXF||(this.tempXF=new Jp([],[o]),this.tempXF.createGLTexture({type:"2d",format:"float"})),this.tempHF||(this.tempHF=new Jp([],[o]),this.tempHF.createGLTexture({type:"2d",format:"float"})),this.currentOutputGateState||(this.currentOutputGateState=new Jp([],[i]),this.currentOutputGateState.createGLTexture({type:"2d",format:"float"})),this.currentOutputGateStatePreactiv||(this.currentOutputGateStatePreactiv=new Jp([],[i]),this.currentOutputGateStatePreactiv.createGLTexture({type:"2d",format:"float"})),this.tempXO||(this.tempXO=new Jp([],[i]),this.tempXO.createGLTexture({type:"2d",format:"float"})),this.tempHO||(this.tempHO=new Jp([],[i]),this.tempHO.createGLTexture({type:"2d",format:"float"})),this.currentCandidate||(this.currentCandidate=new Jp([],[r]),this.currentCandidate.createGLTexture({type:"2d",format:"float"})),this.currentCandidateCopy||(this.currentCandidateCopy=new Jp([],[r]),this.currentCandidateCopy.createGLTexture({type:"2d",format:"float"})),this.currentCandidatePreactiv||(this.currentCandidatePreactiv=new Jp([],[r]),this.currentCandidatePreactiv.createGLTexture({type:"2d",format:"float"})),this.tempXC||(this.tempXC=new Jp([],[r]),this.tempXC.createGLTexture({type:"2d",format:"float"})),this.tempHC||(this.tempHC=new Jp([],[r]),this.tempHC.createGLTexture({type:"2d",format:"float"})),this.previousCandidate&&this.stateful||(this.previousCandidate=new Jp([],[r]),this.previousCandidate.createGLTexture({type:"2d",format:"float"})),this.currentHiddenState&&this.stateful||(this.currentHiddenState=new Jp([],[r]),this.currentHiddenState.createGLTexture({type:"2d",format:"float"})),this.previousHiddenState||(this.previousHiddenState=new Jp([],[r]),this.previousHiddenState.createGLTexture({type:"2d",format:"float"})),this.hiddenStateSequence||(this.hiddenStateSequence=new Jp([],[e.glTextureShape[0],r]),this.hiddenStateSequence.createGLTexture({type:"2d",format:"float"})),this.hiddenStateSequenceCopy||(this.hiddenStateSequenceCopy=new Jp([],[e.glTextureShape[0],r]),this.hiddenStateSequenceCopy.createGLTexture({type:"2d",format:"float"})),this.currentX||(this.currentX=new Jp([],[e.glTextureShape[1]]),this.currentX.createGLTexture({type:"2d",format:"float"}));for(var a=0,s=e.glTextureShape[0];a<s;a++){var u=this.goBackwards?s-a-1:a;Up.runProgram({program:this.timestepReadProgram,output:this.currentX,inputs:[{input:e,name:"x"}],uniforms:[{value:u,type:"int",name:"index"}]}),this._stepGPU(),this.returnSequences&&(Up.runProgram({program:this.copyTextureProgram,output:this.hiddenStateSequenceCopy,inputs:[{input:this.hiddenStateSequence,name:"source"}]}),Up.runProgram({program:this.timestepWriteProgram,output:this.hiddenStateSequence,inputs:[{input:this.currentHiddenState,name:"x"},{input:this.hiddenStateSequenceCopy,name:"y"}],uniforms:[{value:a,type:"int",name:"index"}]}))}this.returnSequences?this.output=this.hiddenStateSequence:this.output=this.currentHiddenState,0===this.outbound.length&&this.output.transferFromGLTexture()}}]),e}(Bp),qd="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D source;\nout vec4 outColor;\n\nvoid main(void) {\n  outColor = texture(source, vec2(outTex.x, outTex.y));\n}\n",Vd="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D A;\nuniform sampler2D B;\nuniform sampler2D C;\nuniform bool addC;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 A_size = textureSize(A, 0);\n  ivec2 B_size = textureSize(B, 0);\n  int out_x = int(float(B_size[0]) * outTex.x);\n  int out_y = int(float(A_size[1]) * outTex.y);\n  int commonDim = A_size[0];\n\n  float sum = 0.;\n  for (int i = 0; i < commonDim; ++i) {\n    float a = texelFetch(A, ivec2(i, out_y), 0).r;\n    float b = texelFetch(B, ivec2(out_x, i), 0).r;\n    sum += a * b;\n  }\n\n  if (addC) {\n    sum += texelFetch(C, ivec2(out_x, 0), 0).r;\n  }\n\n  outColor = vec4(sum);\n}\n",Hd="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D t1;\nuniform sampler2D t2;\nuniform sampler2D bias;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(bias, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  float t1_val = texelFetch(t1, ivec2(out_x, out_y), 0).r;\n  float t2_val = texelFetch(t2, ivec2(out_x, out_y), 0).r;\n  float bias_val = texelFetch(bias, ivec2(out_x, out_y), 0).r;\n\n  outColor = vec4(t1_val + t2_val + bias_val);\n}\n",Wd="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D t1;\nuniform sampler2D t2;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(t1, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  float t1_val = texelFetch(t1, ivec2(out_x, out_y), 0).r;\n  float t2_val = texelFetch(t2, ivec2(out_x, out_y), 0).r;\n\n  outColor = vec4(t1_val * t2_val);\n}\n",Xd="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform int index;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(x, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n\n  outColor = vec4(texelFetch(x, ivec2(out_x, index), 0).r);\n}\n",Yd="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform sampler2D y;\nuniform int index;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(y, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  if (out_y == index) {\n    outColor = vec4(texelFetch(x, ivec2(out_x, 0), 0).r);\n  } else {\n    outColor = vec4(texelFetch(y, ivec2(out_x, out_y), 0).r);\n  }\n}\n",$d="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D h;\nuniform sampler2D htm1;\nuniform sampler2D z;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(h, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  float h_val = texelFetch(h, ivec2(out_x, out_y), 0).r;\n  float htm1_val = texelFetch(htm1, ivec2(out_x, out_y), 0).r;\n  float z_val = texelFetch(z, ivec2(out_x, out_y), 0).r;\n\n  outColor = vec4(h_val * (float(1.0) - z_val) + htm1_val * z_val);\n}\n",Kd=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};Za(this,e),t=ns(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),Object.defineProperty(is(t),"_combine",{configurable:!0,enumerable:!0,writable:!0,value:th()({args:["array","array","array","array"],body:function t(e,n,r,o){e=n+r+o}})}),Object.defineProperty(is(t),"_update",{configurable:!0,enumerable:!0,writable:!0,value:th()({args:["array","array","array"],body:function t(e,n,r){e=e*(1-r)+n*r}})}),t.layerClass="GRU";var r=n.units,o=void 0===r?1:r,i=n.activation,a=void 0===i?"tanh":i,s=n.use_bias,u=void 0===s||s,c=n.recurrent_activation,l=void 0===c?"hard_sigmoid":c,p=n.return_sequences,h=void 0!==p&&p,f=n.go_backwards,d=void 0!==f&&f,m=n.stateful,y=void 0!==m&&m;return t.units=o,t.activation=a,t.recurrentActivation=l,t.activationFunc=Es[a],t.recurrentActivationFunc=Es[l],t.use_bias=u,t.returnSequences=h,t.goBackwards=d,t.stateful=y,t.params=t.use_bias?["kernel","recurrent_kernel","bias"]:["kernel","recurrent_kernel"],t.description="output dimensions: ".concat(t.units),t.description+="linear"!==t.activation?", ".concat(t.activation," activation"):"",t.description+="linear"!==t.recurrentActivation?", ".concat(t.recurrentActivation," recurrent activation"):"",t.description+=t.returnSequences?", return sequences":"",t.description+=t.goBackwards?", backward direction":"",t.description+=t.stateful?", stateful":"",t.gpu&&(t.copyTextureProgram=Up.compileProgram(qd),t.matMulProgram=Up.compileProgram(Vd),t.activationProgram=Up.compileProgram(js[t.activation]),t.recurrentActivationProgram=Up.compileProgram(js[t.recurrentActivation]),t.gateSummationProgram=Up.compileProgram(Hd),t.gateProductProgram=Up.compileProgram(Wd),t.timestepReadProgram=Up.compileProgram(Xd),t.timestepWriteProgram=Up.compileProgram(Yd),t.updateProgram=Up.compileProgram($d)),t}return os(e,t),es(e,[{key:"setWeights",value:function t(n){var r=this;rs(e.prototype.__proto__||Object.getPrototypeOf(e.prototype),"setWeights",this).call(this,n);var o=this.weights.kernel.tensor.shape;this.weights.W_z=new Jp([],[o[0],this.units]),this.weights.W_r=new Jp([],[o[0],this.units]),this.weights.W_h=new Jp([],[o[0],this.units]),Yp.a.assign(this.weights.W_z.tensor,this.weights.kernel.tensor.hi(o[0],this.units).lo(0,0)),Yp.a.assign(this.weights.W_r.tensor,this.weights.kernel.tensor.hi(o[0],2*this.units).lo(0,this.units)),Yp.a.assign(this.weights.W_h.tensor,this.weights.kernel.tensor.hi(o[0],3*this.units).lo(0,2*this.units));var i=this.weights.recurrent_kernel.tensor.shape;if(this.weights.U_z=new Jp([],[i[0],this.units]),this.weights.U_r=new Jp([],[i[0],this.units]),this.weights.U_h=new Jp([],[i[0],this.units]),Yp.a.assign(this.weights.U_z.tensor,this.weights.recurrent_kernel.tensor.hi(i[0],this.units).lo(0,0)),Yp.a.assign(this.weights.U_r.tensor,this.weights.recurrent_kernel.tensor.hi(i[0],2*this.units).lo(0,this.units)),Yp.a.assign(this.weights.U_h.tensor,this.weights.recurrent_kernel.tensor.hi(i[0],3*this.units).lo(0,2*this.units)),this.weights.b_z=new Jp([],[this.units]),this.weights.b_r=new Jp([],[this.units]),this.weights.b_h=new Jp([],[this.units]),this.use_bias&&(Yp.a.assign(this.weights.b_z.tensor,this.weights.bias.tensor.hi(this.units).lo(0)),Yp.a.assign(this.weights.b_r.tensor,this.weights.bias.tensor.hi(2*this.units).lo(this.units)),Yp.a.assign(this.weights.b_h.tensor,this.weights.bias.tensor.hi(3*this.units).lo(2*this.units))),this.gpu){["W_z","W_r","W_h","U_z","U_r","U_h","b_z","b_r","b_h"].forEach(function(t){r.weights[t].createGLTexture({type:"2d",format:"float"})})}}},{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){var n=this,r=this.weights.b_z.tensor.shape[0],o=this.weights.b_r.tensor.shape[0],i=this.weights.b_h.tensor.shape[0],a=new Jp([],[r]),s=new Jp([],[r]),u=new Jp([],[r]),c=new Jp([],[o]),l=new Jp([],[o]),p=new Jp([],[o]),h=this.stateful&&this.currentHiddenState?this.currentHiddenState:new Jp([],[i]),f=new Jp([],[i]),d=new Jp([],[i]),m=new Jp([],[i]);this.hiddenStateSequence=new Jp([],[e.tensor.shape[0],i]);for(var y=new Jp([],[e.tensor.shape[1]]),v=function t(){Yp.a.assign(m.tensor,h.tensor),Object(yf.gemv)(1,n.weights.W_z.tensor.transpose(1,0),y.tensor,1,s.tensor),Object(yf.gemv)(1,n.weights.U_z.tensor.transpose(1,0),m.tensor,1,u.tensor),n._combine(a.tensor,s.tensor,u.tensor,n.weights.b_z.tensor),n.recurrentActivationFunc(a),Object(yf.gemv)(1,n.weights.W_r.tensor.transpose(1,0),y.tensor,1,l.tensor),Object(yf.gemv)(1,n.weights.U_r.tensor.transpose(1,0),m.tensor,1,p.tensor),n._combine(c.tensor,l.tensor,p.tensor,n.weights.b_r.tensor),n.recurrentActivationFunc(c),Yp.a.muleq(c.tensor,m.tensor),Object(yf.gemv)(1,n.weights.W_h.tensor.transpose(1,0),y.tensor,1,f.tensor),Object(yf.gemv)(1,n.weights.U_h.tensor.transpose(1,0),c.tensor,1,d.tensor),n._combine(h.tensor,f.tensor,d.tensor,n.weights.b_h.tensor),n.activationFunc(h),n._update(h.tensor,m.tensor,a.tensor)},g=0,_=e.tensor.shape[0];g<_;g++){var b=this.goBackwards?_-g-1:g;Yp.a.assign(y.tensor,e.tensor.pick(b,null));[s,u,l,p,f,d].forEach(function(t){return Yp.a.assigns(t.tensor,0)}),v(),this.returnSequences&&Yp.a.assign(this.hiddenStateSequence.tensor.pick(g,null),h.tensor)}this.returnSequences?this.output=this.hiddenStateSequence:this.output=h,this.stateful&&(this.currentHiddenState=h)}},{key:"_stepGPU",value:function t(){Up.runProgram({program:this.copyTextureProgram,output:this.previousHiddenState,inputs:[{input:this.currentHiddenState,name:"source"}]}),Up.runProgram({program:this.matMulProgram,output:this.tempXZ,inputs:[{input:this.currentX,name:"A"},{input:this.weights.W_z,name:"B"}],uniforms:[{value:0,type:"bool",name:"addC"}]}),Up.runProgram({program:this.matMulProgram,output:this.tempHZ,inputs:[{input:this.previousHiddenState,name:"A"},{input:this.weights.U_z,name:"B"}],uniforms:[{value:0,type:"bool",name:"addC"}]}),Up.runProgram({program:this.gateSummationProgram,output:this.currentUpdateGateStatePreactiv,inputs:[{input:this.tempXZ,name:"t1"},{input:this.tempHZ,name:"t2"},{input:this.weights.b_z,name:"bias"}]}),"linear"!==this.recurrentActivation?Up.runProgram({program:this.recurrentActivationProgram,output:this.currentUpdateGateState,inputs:[{input:this.currentUpdateGateStatePreactiv,name:"x"}]}):this.currentUpdateGateState=this.currentUpdateGateStatePreactiv,Up.runProgram({program:this.matMulProgram,output:this.tempXR,inputs:[{input:this.currentX,name:"A"},{input:this.weights.W_r,name:"B"}],uniforms:[{value:0,type:"bool",name:"addC"}]}),Up.runProgram({program:this.matMulProgram,output:this.tempHR,inputs:[{input:this.previousHiddenState,name:"A"},{input:this.weights.U_r,name:"B"}],uniforms:[{value:0,type:"bool",name:"addC"}]}),Up.runProgram({program:this.gateSummationProgram,output:this.currentResetGateStatePreactiv,inputs:[{input:this.tempXR,name:"t1"},{input:this.tempHR,name:"t2"},{input:this.weights.b_r,name:"bias"}]}),"linear"!==this.recurrentActivation?Up.runProgram({program:this.recurrentActivationProgram,output:this.currentResetGateState,inputs:[{input:this.currentResetGateStatePreactiv,name:"x"}]}):this.currentResetGateState=this.currentResetGateStatePreactiv,Up.runProgram({program:this.copyTextureProgram,output:this.currentResetGateStateCopy,inputs:[{input:this.currentResetGateState,name:"source"}]}),Up.runProgram({program:this.gateProductProgram,output:this.currentResetGateState,inputs:[{input:this.currentResetGateStateCopy,name:"t1"},{input:this.previousHiddenState,name:"t2"}]}),Up.runProgram({program:this.matMulProgram,output:this.tempXH,inputs:[{input:this.currentX,name:"A"},{input:this.weights.W_h,name:"B"}],uniforms:[{value:0,type:"bool",name:"addC"}]}),Up.runProgram({program:this.matMulProgram,output:this.tempHH,inputs:[{input:this.currentResetGateState,name:"A"},{input:this.weights.U_h,name:"B"}],uniforms:[{value:0,type:"bool",name:"addC"}]}),Up.runProgram({program:this.gateSummationProgram,output:this.currentHiddenStatePreactiv,inputs:[{input:this.tempXH,name:"t1"},{input:this.tempHH,name:"t2"},{input:this.weights.b_h,name:"bias"}]}),"linear"!==this.activation?Up.runProgram({program:this.activationProgram,output:this.currentHiddenState,inputs:[{input:this.currentHiddenStatePreactiv,name:"x"}]}):this.currentHiddenState=this.currentHiddenStatePreactiv,Up.runProgram({program:this.copyTextureProgram,output:this.currentHiddenStateCopy,inputs:[{input:this.currentHiddenState,name:"source"}]}),Up.runProgram({program:this.updateProgram,output:this.currentHiddenState,inputs:[{input:this.currentHiddenStateCopy,name:"h"},{input:this.previousHiddenState,name:"htm1"},{input:this.currentUpdateGateState,name:"z"}]})}},{key:"_callGPU",value:function t(e){e.glTexture||e.createGLTexture({type:"2d",format:"float"});var n=this.weights.b_z.glTextureShape[1],r=this.weights.b_r.glTextureShape[1],o=this.weights.b_h.glTextureShape[1];this.currentHiddenState&&this.stateful||(this.currentHiddenState=new Jp([],[o]),this.currentHiddenState.createGLTexture({type:"2d",format:"float"})),this.currentHiddenStateCopy||(this.currentHiddenStateCopy=new Jp([],[o]),this.currentHiddenStateCopy.createGLTexture({type:"2d",format:"float"})),this.currentHiddenStatePreactiv||(this.currentHiddenStatePreactiv=new Jp([],[o]),this.currentHiddenStatePreactiv.createGLTexture({type:"2d",format:"float"})),this.currentUpdateGateState||(this.currentUpdateGateState=new Jp([],[n]),this.currentUpdateGateState.createGLTexture({type:"2d",format:"float"})),this.currentUpdateGateStatePreactiv||(this.currentUpdateGateStatePreactiv=new Jp([],[n]),this.currentUpdateGateStatePreactiv.createGLTexture({type:"2d",format:"float"})),this.tempXZ||(this.tempXZ=new Jp([],[n]),this.tempXZ.createGLTexture({type:"2d",format:"float"})),this.tempHZ||(this.tempHZ=new Jp([],[n]),this.tempHZ.createGLTexture({type:"2d",format:"float"})),this.currentResetGateState||(this.currentResetGateState=new Jp([],[r]),this.currentResetGateState.createGLTexture({type:"2d",format:"float"})),this.currentResetGateStateCopy||(this.currentResetGateStateCopy=new Jp([],[r]),this.currentResetGateStateCopy.createGLTexture({type:"2d",format:"float"})),this.currentResetGateStatePreactiv||(this.currentResetGateStatePreactiv=new Jp([],[r]),this.currentResetGateStatePreactiv.createGLTexture({type:"2d",format:"float"})),this.tempXR||(this.tempXR=new Jp([],[r]),this.tempXR.createGLTexture({type:"2d",format:"float"})),this.tempHR||(this.tempHR=new Jp([],[r]),this.tempHR.createGLTexture({type:"2d",format:"float"})),this.tempXH||(this.tempXH=new Jp([],[o]),this.tempXH.createGLTexture({type:"2d",format:"float"})),this.tempHH||(this.tempHH=new Jp([],[o]),this.tempHH.createGLTexture({type:"2d",format:"float"})),this.previousHiddenState||(this.previousHiddenState=new Jp([],[o]),this.previousHiddenState.createGLTexture({type:"2d",format:"float"})),this.hiddenStateSequence||(this.hiddenStateSequence=new Jp([],[e.glTextureShape[0],o]),this.hiddenStateSequence.createGLTexture({type:"2d",format:"float"})),this.hiddenStateSequenceCopy||(this.hiddenStateSequenceCopy=new Jp([],[e.glTextureShape[0],o]),this.hiddenStateSequenceCopy.createGLTexture({type:"2d",format:"float"})),this.currentX||(this.currentX=new Jp([],[e.glTextureShape[1]]),this.currentX.createGLTexture({type:"2d",format:"float"}));for(var i=0,a=e.glTextureShape[0];i<a;i++){var s=this.goBackwards?a-i-1:i;Up.runProgram({program:this.timestepReadProgram,output:this.currentX,inputs:[{input:e,name:"x"}],uniforms:[{value:s,type:"int",name:"index"}]}),this._stepGPU(),this.returnSequences&&(Up.runProgram({program:this.copyTextureProgram,output:this.hiddenStateSequenceCopy,inputs:[{input:this.hiddenStateSequence,name:"source"}]}),Up.runProgram({program:this.timestepWriteProgram,output:this.hiddenStateSequence,inputs:[{input:this.currentHiddenState,name:"x"},{input:this.hiddenStateSequenceCopy,name:"y"}],uniforms:[{value:i,type:"int",name:"index"}]}))}this.returnSequences?this.output=this.hiddenStateSequence:this.output=this.currentHiddenState,0===this.outbound.length&&this.output.transferFromGLTexture()}}]),e}(Bp),Jd="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D source;\nout vec4 outColor;\n\nvoid main(void) {\n  outColor = texture(source, vec2(outTex.x, outTex.y));\n}\n",Qd="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform isampler2D indexMap;\nuniform int inputCols;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(indexMap, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  int index = texelFetch(indexMap, ivec2(out_x, out_y), 0).r;\n\n  if (index != -1) {\n    int rowIndex = int(floor(float(index) / float(inputCols)));\n    int colIndex = int(mod(float(index), float(inputCols)));\n    float val = texelFetch(x, ivec2(colIndex, rowIndex), 0).r;\n    outColor = vec4(val);\n  } else {\n    outColor = vec4(0.0);\n  }\n}\n",Zd="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D x;\nuniform int t;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(x, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n\n  outColor = vec4(texelFetch(x, ivec2(out_x, t), 0).r);\n}\n",tm="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D outputCopy;\nuniform sampler2D sliceOutput;\nuniform int t;\nuniform int timesteps;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(sliceOutput, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(timesteps) * outTex.y);\n\n  if (t == out_y) {\n    outColor = vec4(texelFetch(sliceOutput, ivec2(out_x, 0), 0).r);\n  } else {\n    outColor = texelFetch(outputCopy, ivec2(out_x, out_y), 0);\n  }\n}\n",em="#version 300 es\nprecision highp float;\nprecision highp isampler2D;\n\nin vec2 outTex;\nuniform sampler2D outputCopy;\nuniform sampler2D sliceOutput;\nuniform isampler2D indexMap;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(outputCopy, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  int index = texelFetch(indexMap, ivec2(out_x, out_y), 0).r;\n\n  if (index != -1) {\n    int rowIndex = int(floor(float(index) / float(textureSize(sliceOutput, 0)[0])));\n    int colIndex = int(mod(float(index), float(textureSize(sliceOutput, 0)[0])));\n    float val = texelFetch(sliceOutput, ivec2(colIndex, rowIndex), 0).r;\n    outColor = vec4(val);\n  } else {\n    outColor = texelFetch(outputCopy, ivec2(out_x, out_y), 0);\n  }\n}\n",nm=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};us(this,e),t=ps(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="TimeDistributed";var r=n.layer;r||t.throwError("wrapped layer is undefined.");var o=Object.assign({},r.config,{gpu:n.gpu});return t.wrappedLayer=new Fs[r.class_name](o),t.wrappedLayer.outbound=[null],t.gpu&&(t.copyTextureProgram=Up.compileProgram(Jd),t.mapInputProgram=Up.compileProgram(Qd),t.selectSliceProgram=Up.compileProgram(Zd),t.copySliceOutputProgram=Up.compileProgram(tm),t.mapSliceOutputProgram=Up.compileProgram(em)),t}return hs(e,t),ls(e,[{key:"setWeights",value:function t(e){this.wrappedLayer.setWeights(e)}},{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){var n,r,o=ss(e.tensor.shape.slice(1)),i=new Jp([],o);Yp.a.assign(i.tensor,(n=e.tensor).pick.apply(n,[0].concat(ss(Array(o.length).fill(null)))));var a=this.wrappedLayer.call(i),s=a.tensor.shape.slice();this.output=new Jp([],[e.tensor.shape[0]].concat(ss(s))),Yp.a.assign((r=this.output.tensor).pick.apply(r,[0].concat(ss(Array(s.length).fill(null)))),a.tensor);for(var u=1,c=e.tensor.shape[0];u<c;u++){var l,p;Yp.a.assign(i.tensor,(l=e.tensor).pick.apply(l,[u].concat(ss(Array(o.length).fill(null))))),a=this.wrappedLayer.call(i),Yp.a.assign((p=this.output.tensor).pick.apply(p,[u].concat(ss(Array(s.length).fill(null)))),a.tensor)}}},{key:"_createIndexMap",value:function t(e){if(!this.indexMaps){var n=new Jp(e.data,e.shape,{type:Int32Array});this.indexMaps=[];for(var r=this.inputShape[0],o=this.inputShape.slice(1),i=0;i<r;i++){var a,s=new Jp([],o,{type:Int32Array});Yp.a.assign(s.tensor,(a=n.tensor).pick.apply(a,[i].concat(ss(Array(o.length).fill(null))))),s.reshapeTo2DSquare(),s.createGLTexture({type:"2d",format:"int"}),this.indexMaps.push(s)}}}},{key:"_createOutputIndexMap",value:function t(e){if(!this.outputIndexMaps){var n=new Jp(e.data,e.shape,{type:Int32Array});this.outputIndexMaps=[];for(var r=this.outputShape[0],o=this.outputShape.slice(1),i=0;i<r;i++){var a,s=new Jp([],this.outputShape,{type:Int32Array});Yp.a.assigns(s.tensor,-1),Yp.a.assign((a=s.tensor).pick.apply(a,[i].concat(ss(Array(o.length).fill(null)))),n.tensor),s.reshapeTo2DSquare(),s.createGLTexture({type:"2d",format:"int"}),this.outputIndexMaps.push(s)}}}},{key:"_callGPU",value:function t(e){e.is2DReshaped||e.is2DSquareReshaped?this.inputShape=e.originalShape:this.inputShape=e.tensor.shape,e.glTexture||(e.tensor.shape.length<=2?e.createGLTexture({type:"2d",format:"float"}):e.tensor.shape.length>2&&!e.is2DReshaped&&(e.reshapeTo2DSquare(),e.createGLTexture({type:"2d",format:"float"}))),this.inputShape.length>2&&this._createIndexMap(e.indicesForReshaped);var n=this.inputShape[0],r=this.inputShape.slice(1);this.slice||(this.slice=new Jp([],r),r.length<=2?this.slice.createGLTexture({type:"2d",format:"float"}):(this.slice.reshapeTo2DSquare(),this.slice.createGLTexture({type:"2d",format:"float"}))),this.inputShape.length<=2?Up.runProgram({program:this.selectSliceProgram,output:this.slice,inputs:[{input:e,name:"x"}],uniforms:[{value:0,type:"int",name:"t"}]}):Up.runProgram({program:this.mapInputProgram,output:this.slice,inputs:[{input:e,name:"x"},{input:this.indexMaps[0],name:"indexMap"}],uniforms:[{value:e.glTextureShape[1],type:"int",name:"inputCols"}]}),this.wrappedLayer._callGPU(this.slice),this.sliceOutput=this.wrappedLayer.output,this.output||(this.inputShape.length<=2?(this.outputShape=[n,this.sliceOutput.glTextureShape[1]],this.output=new Jp([],this.outputShape),this.outputCopy=new Jp([],this.outputShape),this.output.createGLTexture({type:"2d",format:"float"}),this.outputCopy.createGLTexture({type:"2d",format:"float"})):(this.outputShape=[n].concat(ss(this.sliceOutput.originalShape)),this.output=new Jp([],this.outputShape),this.outputCopy=new Jp([],this.outputShape),this.output.reshapeTo2DSquare(),this.outputCopy.reshapeTo2DSquare(),this.output.createGLTexture({type:"2d",format:"float"}),this.outputCopy.createGLTexture({type:"2d",format:"float"}),this._createOutputIndexMap(this.sliceOutput.indicesForReshaped))),Up.runProgram({program:this.copyTextureProgram,output:this.outputCopy,inputs:[{input:this.output,name:"source"}]}),this.inputShape.length<=2?Up.runProgram({program:this.copySliceOutputProgram,output:this.output,inputs:[{input:this.outputCopy,name:"outputCopy"},{input:this.sliceOutput,name:"sliceOutput"}],uniforms:[{value:0,type:"int",name:"t"},{value:n,type:"int",name:"timesteps"}]}):Up.runProgram({program:this.mapSliceOutputProgram,output:this.output,inputs:[{input:this.outputCopy,name:"outputCopy"},{input:this.sliceOutput,name:"sliceOutput"},{input:this.outputIndexMaps[0],name:"indexMap"}]});for(var o=1;o<n;o++)this.inputShape.length<=2?Up.runProgram({program:this.selectSliceProgram,output:this.slice,inputs:[{input:e,name:"x"}],uniforms:[{value:o,type:"int",name:"t"}]}):Up.runProgram({program:this.mapInputProgram,output:this.slice,inputs:[{input:e,name:"x"},{input:this.indexMaps[o],name:"indexMap"}],uniforms:[{value:e.glTextureShape[1],type:"int",name:"inputCols"}]}),this.wrappedLayer._callGPU(this.slice),this.sliceOutput=this.wrappedLayer.output,Up.runProgram({program:this.copyTextureProgram,output:this.outputCopy,inputs:[{input:this.output,name:"source"}]}),this.inputShape.length<=2?Up.runProgram({program:this.copySliceOutputProgram,output:this.output,inputs:[{input:this.outputCopy,name:"outputCopy"},{input:this.sliceOutput,name:"sliceOutput"}],uniforms:[{value:o,type:"int",name:"t"},{value:n,type:"int",name:"timesteps"}]}):Up.runProgram({program:this.mapSliceOutputProgram,output:this.output,inputs:[{input:this.outputCopy,name:"outputCopy"},{input:this.sliceOutput,name:"sliceOutput"},{input:this.outputIndexMaps[o],name:"indexMap"}]});0===this.outbound.length&&(this.output.transferFromGLTexture(),this.output.is2DReshaped?this.output.reshapeFrom2D():this.output.is2DSquareReshaped&&this.output.reshapeFrom2DSquare())}}]),e}(Bp),rm="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D source;\nout vec4 outColor;\n\nvoid main(void) {\n  outColor = texture(source, vec2(outTex.x, outTex.y));\n}\n",om="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D forward;\nuniform sampler2D backward;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(forward, 0);\n  int out_x = int(float(size[0] * 2) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  if (out_x >= 0 && out_x < size[0]) {\n    outColor = vec4(texelFetch(forward, ivec2(out_x, out_y), 0).r);\n  } else {\n    outColor = vec4(texelFetch(backward, ivec2(out_x - size[0], size[1] - out_y - 1), 0).r);\n  }\n}\n",im="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D forward;\nuniform sampler2D backward;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(forward, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  float forward_val = texelFetch(forward, ivec2(out_x, out_y), 0).r;\n  float backward_val = texelFetch(backward, ivec2(out_x, size[1] - out_y - 1), 0).r;\n\n  outColor = vec4(forward_val + backward_val);\n}\n",am="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D forward;\nuniform sampler2D backward;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(forward, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  float forward_val = texelFetch(forward, ivec2(out_x, out_y), 0).r;\n  float backward_val = texelFetch(backward, ivec2(out_x, size[1] - out_y - 1), 0).r;\n\n  outColor = vec4(forward_val * backward_val);\n}\n",sm="#version 300 es\nprecision highp float;\n\nin vec2 outTex;\nuniform sampler2D forward;\nuniform sampler2D backward;\nout vec4 outColor;\n\nvoid main() {\n  ivec2 size = textureSize(forward, 0);\n  int out_x = int(float(size[0]) * outTex.x);\n  int out_y = int(float(size[1]) * outTex.y);\n\n  float forward_val = texelFetch(forward, ivec2(out_x, out_y), 0).r;\n  float backward_val = texelFetch(backward, ivec2(out_x, size[1] - out_y - 1), 0).r;\n\n  outColor = vec4(0.5 * (forward_val + backward_val));\n}\n",um=function(t){function e(){var t,n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};ds(this,e),t=vs(this,(e.__proto__||Object.getPrototypeOf(e)).call(this,n)),t.layerClass="Bidirectional";var r=n.layer,o=n.merge_mode,i=void 0===o?"concat":o;r||t.throwError("wrapped layer is undefined."),["SimpleRNN","GRU","LSTM"].includes(r.class_name)||t.throwError("cannot wrap ".concat(r.class_name," layer.")),["concat","sum","mul","ave"].includes(i)||t.throwError("merge_mode ".concat(i," not supported."));var a=Object.assign({},r.config,{gpu:n.gpu}),s=Object.assign({},r.config,{gpu:n.gpu});return s.go_backwards=!s.go_backwards,t.forwardLayer=new As[r.class_name](a),t.backwardLayer=new As[r.class_name](s),t.forwardLayer.outbound=[null],t.backwardLayer.outbound=[null],t.mergeMode=i,t.returnSequences=r.config.return_sequences,t.gpu&&(t.copyTextureProgram=Up.compileProgram(rm),"concat"===t.mergeMode?t.mergeProgram=Up.compileProgram(om):"sum"===t.mergeMode?t.mergeProgram=Up.compileProgram(im):"mul"===t.mergeMode?t.mergeProgram=Up.compileProgram(am):"ave"===t.mergeMode&&(t.mergeProgram=Up.compileProgram(sm))),t}return gs(e,t),ys(e,[{key:"setWeights",value:function t(e){this.forwardLayer.setWeights(e.slice(0,e.length/2)),this.backwardLayer.setWeights(e.slice(e.length/2))}},{key:"call",value:function t(e){return this.gpu?this._callGPU(e):this._callCPU(e),this.output}},{key:"_callCPU",value:function t(e){this.forwardLayer._callCPU(new Jp(e.tensor.data,e.tensor.shape)),this.backwardLayer._callCPU(new Jp(e.tensor.data,e.tensor.shape));var n=this.forwardLayer.output,r=this.backwardLayer.output;this.returnSequences&&(r.tensor=r.tensor.step(-1));var o=n.tensor.shape.slice();"concat"===this.mergeMode&&(o[o.length-1]+=r.tensor.shape[o.length-1]),this.output=new Jp([],o),"concat"===this.mergeMode?this.returnSequences?(Yp.a.assign(this.output.tensor.hi(o[0],n.tensor.shape[1]).lo(0,0),n.tensor),Yp.a.assign(this.output.tensor.hi(o[0],o[1]).lo(0,n.tensor.shape[1]),r.tensor)):(Yp.a.assign(this.output.tensor.hi(n.tensor.shape[0]).lo(0),n.tensor),Yp.a.assign(this.output.tensor.hi(o[0]).lo(n.tensor.shape[0]),r.tensor)):"sum"===this.mergeMode?(Yp.a.addeq(this.output.tensor,n.tensor),Yp.a.addeq(this.output.tensor,r.tensor)):"mul"===this.mergeMode?(Yp.a.assigns(this.output.tensor,1),Yp.a.muleq(this.output.tensor,n.tensor),Yp.a.muleq(this.output.tensor,r.tensor)):"ave"===this.mergeMode&&(Yp.a.addeq(this.output.tensor,n.tensor),Yp.a.addeq(this.output.tensor,r.tensor),Yp.a.divseq(this.output.tensor,2))}},{key:"_callGPU",value:function t(e){e.glTexture||e.createGLTexture({type:"2d",format:"float"}),this.inputCopy||(this.inputCopy=new Jp([],e.glTextureShape),this.inputCopy.createGLTexture({type:"2d",format:"float"})),Up.runProgram({program:this.copyTextureProgram,output:this.inputCopy,inputs:[{input:e,name:"source"}]}),this.forwardLayer._callGPU(e),this.backwardLayer._callGPU(this.inputCopy);var n=this.forwardLayer.output,r=this.backwardLayer.output,o=n.glTextureShape.slice();"concat"===this.mergeMode&&(o[1]+=r.glTextureShape[1]),this.output||(this.output=new Jp([],o),this.output.createGLTexture({type:"2d",format:"float"}),this.returnSequences||(this.output.is1D=!0)),Up.runProgram({program:this.mergeProgram,output:this.output,inputs:[{input:n,name:"forward"},{input:r,name:"backward"}]}),0===this.outbound.length&&this.output.transferFromGLTexture()}}]),e}(Bp),cm=function(){function t(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(bs(this,t),this.modelLayersMap=e.modelLayersMap,this.gpu=e.gpu,!this.modelLayersMap)throw new Error("[CAM] modelLayersMap is required")}return ws(t,[{key:"initialize",value:function t(){var e=this;if(this.modelLayersMap.forEach(function(t){"GlobalAveragePooling2D"===t.layerClass&&(e.enabled=!0,e.poolLayer=t)}),this.enabled&&!this.data){this.featureMaps=this.modelLayersMap.get(this.poolLayer.inbound[0]).output;var n=this.poolLayer;for(n.outbound.length||(this.weights=this.poolLayer.output);n.outbound.length;)n=this.modelLayersMap.get(n.outbound[0]),n.weights.kernel?this.weights=n.weights.kernel:this.weights=this.poolLayer.output;if(this.featureMaps.is2DReshaped?this.inputShape=this.featureMaps.originalShape.slice(0,2):this.inputShape=this.featureMaps.tensor.shape.slice(0,2),1===this.weights.tensor.shape.length)this.shape=this.inputShape;else{var r=this.weights.tensor.shape[1];this.shape=_s(this.inputShape).concat([r])}this.data=new Float32Array(this.shape.reduce(function(t,e){return t*e},1))}}},{key:"update",value:function t(){if(this.enabled){this.featureMaps=this.modelLayersMap.get(this.poolLayer.inbound[0]).output,this.gpu?this._updateGPU():this._updateCPU();var e=Yp.a.inf(this.output.tensor),n=Yp.a.sup(this.output.tensor);Yp.a.divseq(Yp.a.subseq(this.output.tensor,e),n-e),this.data=this.output.tensor.data}}},{key:"_updateCPU",value:function t(){if(this.featureMaps.is2DReshaped||this.featureMaps.reshapeTo2D(),1===this.weights.tensor.shape.length){this.output||(this.output=new Jp([],this.shape));var e=new Jp([],[this.shape[0]*this.shape[1]]);Object(yf.gemv)(1,this.featureMaps.tensor,this.weights.tensor,1,e.tensor),this.output.replaceTensorData(e.tensor.data)}else this.output||(this.output=new Jp([],this.shape)),this.output.reshapeTo2D(),Sh()(this.output.tensor,this.featureMaps.tensor,this.weights.tensor,1,1),this.output.reshapeFrom2D();Yp.a.maxseq(this.output.tensor,0),this.featureMaps.is2DReshaped&&this.featureMaps.reshapeFrom2D()}},{key:"_updateGPU",value:function t(){this.output||(this.output=new Jp([],this.shape));var e=this.weights.is1D;!this.output.glTexture&&e?this.output.createGLTexture({type:"2d",format:"float"}):(this.output.reshapeTo2D(),this.output.createGLTexture({type:"2d",format:"float"}));var n=e?this.weights.glTextureShape[1]:this.weights.glTextureShape[0];if(!this.program){var r=yt("cam",this.output.glTextureShape,n,e);this.program=Up.compileProgram(r)}Up.runProgram({program:this.program,output:this.output,inputs:[{input:this.featureMaps,name:"featureMaps"},{input:this.weights,name:"weights"}]}),this.output.transferFromGLTexture(),this.output.is2DReshaped&&this.output.reshapeFrom2D()}}]),t}(),lm=n(458),pm=n.n(lm),hm=lm.Reader,fm=lm.Writer,dm=lm.util,mm=lm.roots.default||(lm.roots.default={}),ym=mm.Weights=function(){function t(t){if(this.shape=[],t)for(var e=Object.keys(t),n=0;n<e.length;++n)null!=t[e[n]]&&(this[e[n]]=t[e[n]])}return t.prototype.layerName="",t.prototype.weightName="",t.prototype.shape=dm.emptyArray,t.prototype.type="",t.prototype.data=dm.newBuffer([]),t.prototype.quantizeMin=0,t.prototype.quantizeMax=0,t.create=function e(n){return new t(n)},t.encode=function t(e,n){if(n||(n=fm.create()),null!=e.layerName&&e.hasOwnProperty("layerName")&&n.uint32(10).string(e.layerName),null!=e.weightName&&e.hasOwnProperty("weightName")&&n.uint32(18).string(e.weightName),null!=e.shape&&e.shape.length){n.uint32(26).fork();for(var r=0;r<e.shape.length;++r)n.uint32(e.shape[r]);n.ldelim()}return null!=e.type&&e.hasOwnProperty("type")&&n.uint32(34).string(e.type),null!=e.data&&e.hasOwnProperty("data")&&n.uint32(42).bytes(e.data),null!=e.quantizeMin&&e.hasOwnProperty("quantizeMin")&&n.uint32(53).float(e.quantizeMin),null!=e.quantizeMax&&e.hasOwnProperty("quantizeMax")&&n.uint32(61).float(e.quantizeMax),n},t.encodeDelimited=function t(e,n){return this.encode(e,n).ldelim()},t.decode=function t(e,n){e instanceof hm||(e=hm.create(e));for(var r=void 0===n?e.len:e.pos+n,o=new mm.Weights;e.pos<r;){var i=e.uint32();switch(i>>>3){case 1:o.layerName=e.string();break;case 2:o.weightName=e.string();break;case 3:if(o.shape&&o.shape.length||(o.shape=[]),2==(7&i))for(var a=e.uint32()+e.pos;e.pos<a;)o.shape.push(e.uint32());else o.shape.push(e.uint32());break;case 4:o.type=e.string();break;case 5:o.data=e.bytes();break;case 6:o.quantizeMin=e.float();break;case 7:o.quantizeMax=e.float();break;default:e.skipType(7&i)}}return o},t.decodeDelimited=function t(e){return e instanceof hm||(e=new hm(e)),this.decode(e,e.uint32())},t.verify=function t(e){if("object"!==Ss(e)||null===e)return"object expected";if(null!=e.layerName&&e.hasOwnProperty("layerName")&&!dm.isString(e.layerName))return"layerName: string expected";if(null!=e.weightName&&e.hasOwnProperty("weightName")&&!dm.isString(e.weightName))return"weightName: string expected";if(null!=e.shape&&e.hasOwnProperty("shape")){if(!Array.isArray(e.shape))return"shape: array expected";for(var n=0;n<e.shape.length;++n)if(!dm.isInteger(e.shape[n]))return"shape: integer[] expected"}return null!=e.type&&e.hasOwnProperty("type")&&!dm.isString(e.type)?"type: string expected":null!=e.data&&e.hasOwnProperty("data")&&!(e.data&&"number"==typeof e.data.length||dm.isString(e.data))?"data: buffer expected":null!=e.quantizeMin&&e.hasOwnProperty("quantizeMin")&&"number"!=typeof e.quantizeMin?"quantizeMin: number expected":null!=e.quantizeMax&&e.hasOwnProperty("quantizeMax")&&"number"!=typeof e.quantizeMax?"quantizeMax: number expected":null},t.fromObject=function t(e){if(e instanceof mm.Weights)return e;var n=new mm.Weights;if(null!=e.layerName&&(n.layerName=String(e.layerName)),null!=e.weightName&&(n.weightName=String(e.weightName)),e.shape){if(!Array.isArray(e.shape))throw TypeError(".Weights.shape: array expected");n.shape=[];for(var r=0;r<e.shape.length;++r)n.shape[r]=e.shape[r]>>>0}return null!=e.type&&(n.type=String(e.type)),null!=e.data&&("string"==typeof e.data?dm.base64.decode(e.data,n.data=dm.newBuffer(dm.base64.length(e.data)),0):e.data.length&&(n.data=e.data)),null!=e.quantizeMin&&(n.quantizeMin=Number(e.quantizeMin)),null!=e.quantizeMax&&(n.quantizeMax=Number(e.quantizeMax)),n},t.toObject=function t(e,n){n||(n={});var r={};if((n.arrays||n.defaults)&&(r.shape=[]),n.defaults&&(r.layerName="",r.weightName="",r.type="",r.data=n.bytes===String?"":[],r.quantizeMin=0,r.quantizeMax=0),null!=e.layerName&&e.hasOwnProperty("layerName")&&(r.layerName=e.layerName),null!=e.weightName&&e.hasOwnProperty("weightName")&&(r.weightName=e.weightName),e.shape&&e.shape.length){r.shape=[];for(var o=0;o<e.shape.length;++o)r.shape[o]=e.shape[o]}return null!=e.type&&e.hasOwnProperty("type")&&(r.type=e.type),null!=e.data&&e.hasOwnProperty("data")&&(r.data=n.bytes===String?dm.base64.encode(e.data,0,e.data.length):n.bytes===Array?Array.prototype.slice.call(e.data):e.data),null!=e.quantizeMin&&e.hasOwnProperty("quantizeMin")&&(r.quantizeMin=n.json&&!isFinite(e.quantizeMin)?String(e.quantizeMin):e.quantizeMin),null!=e.quantizeMax&&e.hasOwnProperty("quantizeMax")&&(r.quantizeMax=n.json&&!isFinite(e.quantizeMax)?String(e.quantizeMax):e.quantizeMax),r},t.prototype.toJSON=function t(){return this.constructor.toObject(this,lm.util.toJSONOptions)},t}(),vm=mm.Model=function(){function t(t){if(this.modelWeights=[],t)for(var e=Object.keys(t),n=0;n<e.length;++n)null!=t[e[n]]&&(this[e[n]]=t[e[n]])}return t.prototype.id="",t.prototype.name="",t.prototype.kerasVersion="",t.prototype.backend="",t.prototype.modelConfig="",t.prototype.modelWeights=dm.emptyArray,t.create=function e(n){return new t(n)},t.encode=function t(e,n){if(n||(n=fm.create()),null!=e.id&&e.hasOwnProperty("id")&&n.uint32(10).string(e.id),null!=e.name&&e.hasOwnProperty("name")&&n.uint32(18).string(e.name),null!=e.kerasVersion&&e.hasOwnProperty("kerasVersion")&&n.uint32(26).string(e.kerasVersion),null!=e.backend&&e.hasOwnProperty("backend")&&n.uint32(34).string(e.backend),null!=e.modelConfig&&e.hasOwnProperty("modelConfig")&&n.uint32(42).string(e.modelConfig),null!=e.modelWeights&&e.modelWeights.length)for(var r=0;r<e.modelWeights.length;++r)mm.Weights.encode(e.modelWeights[r],n.uint32(50).fork()).ldelim();return n},t.encodeDelimited=function t(e,n){return this.encode(e,n).ldelim()},t.decode=function t(e,n){e instanceof hm||(e=hm.create(e));for(var r=void 0===n?e.len:e.pos+n,o=new mm.Model;e.pos<r;){var i=e.uint32();switch(i>>>3){case 1:o.id=e.string();break;case 2:o.name=e.string();break;case 3:o.kerasVersion=e.string();break;case 4:o.backend=e.string();break;case 5:o.modelConfig=e.string();break;case 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m=t("./es5"),y=t("./async"),v=new y;m.defineProperty(i,"_async",{value:v});var g=t("./errors"),_=i.TypeError=g.TypeError;i.RangeError=g.RangeError;var b=i.CancellationError=g.CancellationError;i.TimeoutError=g.TimeoutError,i.OperationalError=g.OperationalError,i.RejectionError=g.OperationalError,i.AggregateError=g.AggregateError;var x=function(){},w={},S={},T=t("./thenables")(i,x),P=t("./promise_array")(i,x,T,p,r),C=t("./context")(i),k=C.create,O=t("./debuggability")(i,C),E=O.CapturedTrace,j=t("./finally")(i,T,S),A=t("./catch_filter")(S),F=t("./nodeback"),M=f.errorObj,R=f.tryCatch;return i.prototype.toString=function(){return"[object Promise]"},i.prototype.caught=i.prototype.catch=function(t){var e=arguments.length;if(e>1){var n=new Array(e-1),r=0,o;for(o=0;o<e-1;++o){var i=arguments[o];if(!f.isObject(i))return p("Catch statement predicate: expecting an object but got "+f.classString(i));n[r++]=i}return n.length=r,t=arguments[o],this.then(void 0,A(n,t,this))}return this.then(void 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67108864==(67108864&this._bitField)},i.prototype._setLength=function(t){this._bitField=-65536&this._bitField|65535&t},i.prototype._setFulfilled=function(){this._bitField=33554432|this._bitField,this._fireEvent("promiseFulfilled",this)},i.prototype._setRejected=function(){this._bitField=16777216|this._bitField,this._fireEvent("promiseRejected",this)},i.prototype._setFollowing=function(){this._bitField=67108864|this._bitField,this._fireEvent("promiseResolved",this)},i.prototype._setIsFinal=function(){this._bitField=4194304|this._bitField},i.prototype._isFinal=function(){return(4194304&this._bitField)>0},i.prototype._unsetCancelled=function(){this._bitField=-65537&this._bitField},i.prototype._setCancelled=function(){this._bitField=65536|this._bitField,this._fireEvent("promiseCancelled",this)},i.prototype._setWillBeCancelled=function(){this._bitField=8388608|this._bitField},i.prototype._setAsyncGuaranteed=function(){v.hasCustomScheduler()||(this._bitField=134217728|this._bitField)},i.prototype._receiverAt=function(t){var e=0===t?this._receiver0:this[4*t-4+3];if(e!==h)return void 0===e&&this._isBound()?this._boundValue():e},i.prototype._promiseAt=function(t){return this[4*t-4+2]},i.prototype._fulfillmentHandlerAt=function(t){return this[4*t-4+0]},i.prototype._rejectionHandlerAt=function(t){return this[4*t-4+1]},i.prototype._boundValue=function(){},i.prototype._migrateCallback0=function(t){var e=t._bitField,n=t._fulfillmentHandler0,r=t._rejectionHandler0,o=t._promise0,i=t._receiverAt(0);void 0===i&&(i=h),this._addCallbacks(n,r,o,i,null)},i.prototype._migrateCallbackAt=function(t,e){var n=t._fulfillmentHandlerAt(e),r=t._rejectionHandlerAt(e),o=t._promiseAt(e),i=t._receiverAt(e);void 0===i&&(i=h),this._addCallbacks(n,r,o,i,null)},i.prototype._addCallbacks=function(t,e,n,r,o){var i=this._length();if(i>=65531&&(i=0,this._setLength(0)),0===i)this._promise0=n,this._receiver0=r,"function"==typeof t&&(this._fulfillmentHandler0=null===o?t:f.domainBind(o,t)),"function"==typeof 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