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vis3d.py
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179 lines (132 loc) · 5.97 KB
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import math
import objimporter
import pyglet
import pyglet.gl
import vector
class Transform(object):
def __init__(self, pos = vector.Vector3.zero, rot = vector.Quaternion.l,
parent=None, shadow=None):
self.shadow = shadow
self.parent = parent
self.children = []
self.pos = pos
self.rot = rot
def addChild(self, child=None, group=None):
if child:
child.parent = self
self.children.append((group, child))
else:
ret = type(self)()
self.children.append((group, ret))
return ret
class GLDrawTransform(Transform):
def __init__(self, pos = vector.Vector3.zero, rot = vector.Quaternion.l,
parent=None, shadow=None):
super(GLDrawTransform, self).__init__(pos, rot, parent, shadow)
def draw(self):
pyglet.gl.glPushMatrix()
axis,angle = (self.shadow.rot.toAxisAngle() if self.shadow else
self.rot.toAxisAngle())
pyglet.gl.glTranslatef(*(self.shadow.pos if self.shadow else self.pos))
pyglet.gl.glRotatef(angle / math.pi * 180, *axis)
for group,child in self.children:
child.draw()
pyglet.gl.glPopMatrix()
class OBJObject(GLDrawTransform):
def __init__(self, pos = vector.Vector3.zero, rot = vector.Quaternion.l,
parent = None):
super(OBJObject, self).__init__(pos, rot, parent)
self.vertices = []
self.indices = []
def imp(self, filename):
self.vertices,self.indices = objimporter.OBJImporter.imp(filename,
flat=True)
def draw(self):
pyglet.gl.glPushMatrix()
axis,angle = self.rot.toAxisAngle()
pyglet.gl.glTranslatef(*self.pos)
pyglet.gl.glRotatef(angle / math.pi * 180, *axis)
pyglet.gl.glColor4f(0,0,0,1.0)
pyglet.gl.glPolygonMode(pyglet.gl.GL_FRONT, pyglet.gl.GL_LINE)
pyglet.gl.glPolygonMode(pyglet.gl.GL_BACK, pyglet.gl.GL_LINE)
pyglet.graphics.draw_indexed(len(self.vertices)/3,
pyglet.gl.GL_TRIANGLES, self.indices,
('v3f', self.vertices))
pyglet.gl.glColor4f(0.4,0.4,0.4,1.0)
pyglet.gl.glPolygonMode(pyglet.gl.GL_FRONT, pyglet.gl.GL_FILL)
pyglet.gl.glPolygonMode(pyglet.gl.GL_BACK, pyglet.gl.GL_FILL)
pyglet.graphics.draw_indexed(len(self.vertices)/3,
pyglet.gl.GL_TRIANGLES, self.indices,
('v3f', self.vertices))
#pyglet.gl.glColor4f(1.0,0,0,1.0)
#pyglet.graphics.draw_indexed(len(self.vertices)/3,
# pyglet.gl.GL_TRIANGLES, self.indices,
# ('v3f', self.vertices))
pyglet.gl.glPopMatrix()
pass
class DebugVectorManager(GLDrawTransform):
def __init__(self, pos=vector.Vector3.zero, rot=vector.Quaternion.l,
parent = None):
super(DebugVectorManager, self).__init__(pos, rot, parent)
def clear(self, group=None):
if group:
self.children = filter(lambda c : c[0] != group, self.children)
else:
self.children = []
def addVector(self, pos, vec, color=(1, 0, 0, 1), group=None):
self.addChild(DebugVector(pos=pos, vec=vec, color=color), group)
def addRay(self, ray, color=(1, 0, 0, 1), group=None):
self.addVector(ray.origin, ray.vec, color, group)
def addPlane(self, plane, color=(1, 0, 0, 0.5), group=None):
self.addChild(DebugPlane(pos=plane.origin, normal=plane.normal, color=color), group)
class DebugVector(GLDrawTransform):
def __init__(self, vec, color=(0, 1, 0, 1), pos=vector.Vector3.zero,
rot=vector.Quaternion.l, parent = None):
super(DebugVector, self).__init__(pos, rot, parent)
self.vec = vec
self.color = color
def draw(self):
pyglet.gl.glPushMatrix()
pyglet.gl.glTranslatef(*self.pos)
pyglet.gl.glColor4f(*self.color)
x,y,z = self.vec
pyglet.graphics.draw_indexed(8, pyglet.gl.GL_LINES,
[0,1,2,3,4,5,6,7],
('v3f', [0,0,0,
x,y,z,
x+0.04,y,z,
x-0.04,y,z,
x,y+0.04,z,
x,y-0.04,z,
x,y,z+0.04,
x,y,z-0.04]))
pyglet.gl.glPopMatrix()
class DebugPlane(GLDrawTransform):
def __init__(self, normal, color=(0, 1, 0, 0.5), pos=vector.Vector3.zero,
rot=vector.Quaternion.l, parent=None):
super(DebugPlane, self).__init__(pos, rot, parent)
self.normal = normal
self.color = color
def draw(self):
pyglet.gl.glPushMatrix()
pyglet.gl.glTranslatef(*self.pos)
pyglet.gl.glColor4f(*self.color)
major = 0
if (self.normal.z != 0 or self.normal.y != 0):
major = vector.Vector3(0, -self.normal.z, self.normal.y)
else:
major = vector.Vector3(-self.normal.z, 0, self.normal.x)
minor = self.normal.cross(major)
if(minor.magnitude() != 0):
minor = minor.unit() * 2.0
if(major.magnitude() != 0):
major = major.unit() * 2.0
Mx,My,Mz = major
mx,my,mz = minor
pyglet.graphics.draw_indexed(4, pyglet.gl.GL_LINES,
[0,1,1,2,2,3,3,0],
('v3f', [Mx+mx,My+my,Mz+mz,
Mx-mx,My-my,Mz-mz,
-Mx-mx,-My-my,-Mz-mz,
-Mx+mx,-My+my,-Mz+mz]))
pyglet.gl.glPopMatrix()