GameCodingCompleteLinux/Source/GCC4/Graphics3D/OpenGLRenderer.h

#pragma once

#include "../GameCode4/interfaces.h"

#include <memory>

//
// struct ConstantBuffer_Matrices				- Chapter X, page Y
//
struct alignas(16) ConstantBuffer_Matrices
{
	glm::mat4 m_WorldViewProj;
	glm::mat4 m_World;
};

//
// struct ConstantBuffer_Material				- Chapter X, page Y
//
struct alignas(16) ConstantBuffer_Material
{
	glm::vec4 m_vDiffuseObjectColor;
	glm::vec4 m_vAmbientObjectColor;
	bool m_bHasTexture;
	glm::vec3 m_vUnused;
};

#define MAXIMUM_LIGHTS_SUPPORTED (8)

//
// struct ConstantBuffer_Lighting				- Chapter X, page Y
//
struct alignas(16) ConstantBuffer_Lighting
{
	glm::vec4 m_vLightDiffuse[MAXIMUM_LIGHTS_SUPPORTED];
	glm::vec4 m_vLightDir[MAXIMUM_LIGHTS_SUPPORTED];
	glm::vec4 m_vLightAmbient;
	unsigned int m_nNumLights;
	glm::vec3 m_vUnused;
};

class OpenGLRenderer46 : public IRenderer
{
public:
	OpenGLRenderer46() { }

	virtual int VOnRestore() override;
	virtual void VSetBackgroundColor(unsigned char bgA, unsigned char bgR, unsigned char bgG, unsigned char bgB) override;
	virtual void VShutdown() override;
	virtual bool VPreRender() override;
	virtual bool VPostRender() override;
	virtual void VCalcLighting(Lights *lights, int maximumLights) { }
	
	virtual void VSetWorldTransform(glm::mat4 m);
	virtual void VSetViewTransform(glm::mat4 m);
	virtual void VSetProjectionTransform(glm::mat4 m);

	virtual std::shared_ptr<IRenderState> VPrepareAlphaPass() override;
	virtual std::shared_ptr<IRenderState> VPrepareSkyBoxPass() override;
};