{

friend class ClusterUI;

Cluster();

~Cluster();

int run(int argc, char* argv[]);

// bigg callbacks

void initialize(int _argc, char* _argv[]) override;

void onReset() override;

void onKey(int key, int scancode, int action, int mods) override;

void onCursorPos(double xpos, double ypos) override;

void onCursorEnter(int entered) override;

void onScroll(double xoffset, double yoffset) override;

void update(float dt) override;

int shutdown() override;

//

void close();

void toggleFullscreen();

enum class RenderPath : int

{

Forward,

Deferred,

Clustered

};

void setRenderPath(RenderPath path);

void generateLights(unsigned int count);

void moveLights(float t, float dt);

class BgfxCallbacks : public bgfx::CallbackI

{

public:

BgfxCallbacks(Cluster& app) : app(app) { }

virtual ~BgfxCallbacks() { }

virtual void fatal(const char*, uint16_t, bgfx::Fatal::Enum, const char*) override;

virtual void traceVargs(const char*, uint16_t, const char*, va_list) override;

virtual void profilerBegin(const char*, uint32_t, const char*, uint16_t) override { }

virtual void profilerBeginLiteral(const char*, uint32_t, const char*, uint16_t) override { }

virtual void profilerEnd() override { }

virtual uint32_t cacheReadSize(uint64_t) override

{

return 0;

}

virtual bool cacheRead(uint64_t, void*, uint32_t) override

{

return false;

}

virtual void cacheWrite(uint64_t, const void*, uint32_t) override { }

virtual void captureBegin(uint32_t, uint32_t, uint32_t, bgfx::TextureFormat::Enum, bool) override { }

virtual void captureEnd() override { }

virtual void captureFrame(const void*, uint32_t) override { }

virtual void screenShot(const char*, uint32_t, uint32_t, uint32_t, const void*, uint32_t, bool yflip) override

{

}

private:

Cluster& app;

};

spdlog::sink_ptr logFileSink = nullptr;

double mouseX = -1.0, mouseY = -1.0;

BgfxCallbacks callbacks;

// pointers to avoid circular dependencies

// Cluster has Config member, Config needs enum definitions

std::unique_ptr<Config> config;

std::unique_ptr<ClusterUI> ui;

std::unique_ptr<Scene> scene;

std::unique_ptr<Renderer> renderer;