source: GTP/trunk/App/Demos/Illum/Illumination Networks Demo [OpenGL]/RESOURCES/include/My3DGraphRes/AdvancedParticleSystem.h @ 845

#pragma once
#include "ParticleSystem.h"
#include "Texture.h"
#include "Impostor.h"
#include <RttRes/RenderTexture.h>
#include <MyCgRes/CgProgram.h>
#include "Scene.h"

class AdvancedParticleSystem
{
public:
        AdvancedParticleSystem(void);
        ~AdvancedParticleSystem(void);

private:
        //Impostor to display
        Impostor m_DisplayImpostor;
        //Impostor for illuminatoin calculation
        Impostor m_IllumImpostor;

        //Display Rendertexture
        RenderTexture m_DisplayTexture;
        //Illumination textures
        RenderTexture m_IllumTexture; //4 textures will be rendered in the 4 AUX buffers using MRT
        //Depth Texture for appropriate density blending
        RenderTexture m_FrontDepthTexture;
        RenderTexture m_BackDepthTexture;
        RenderTexture m_ObjectsTexture;
        RenderTexture m_ScatteredIlumTexture;

        
        CgProgram m_IllumProgram;
        CgProgram m_FrontDepthProgram;
        CgProgram m_DensityOnlyProgram;
        CgProgram m_DisplayProgram;
        CgProgram m_Psys_Depth_Multiple_Forward_Program;
        CgProgram m_TempProg;CgProgram m_TempProg2;
        CgProgram m_ObjDepthProg;
        CgProgram m_ScatterIllumProgram;
        CgProgram m_Psys_Multiple_Forward_Program;
        CgProgram m_Psys_Single_Phase_Program;
        CgProgram m_Psys_Depth_Single_Phase_Program;
        CgProgram m_Psys_Depth_Default_Program;
        CgProgram m_Psys_Default_Program;
        
        Camera m_LightCamera;

        
public:
        Scene* theScene;
        bool object_shadows;
        bool depthcalc;
        int m_PSys_RenderMode;
        float albedo;
        float symmetry;float symmetry2;
        float transparency;
        unsigned int PhaseTexID;
        unsigned int AngleTexID;
        Vector m_LightColor;

        ParticleSystem m_ParticleSystem;
        ParticleSystem m_LittleParticleSystem;

//Billboard display texture
        Texture m_BillboardTexture;
        Texture m_BbBackDepthTexture;
        Texture m_BbFrontDepthTexture;

        void Display(Camera* cam,Vector LightPos);
        void Refresh(Camera* cam,Vector LightPos,unsigned int Dt,unsigned int TimefromSecond);

        void RefreshDepths(Camera* cam);
        void RefreshDepthswithSpheres(Camera* cam);
        void Initialize();
        void InitSystems();
        void RenderObjectDepths(Camera* cam);

        void displayillum(Camera* cam);
        void displayLittle(Camera* cam);

        void RefreshIllumTextures(Vector LightPos);

        void DecreaseAlbedo(){albedo-=0.05;if(albedo<0)albedo=0;}
        void IncreaseAlbedo(){albedo+=0.05;if(albedo>1)albedo=1;}
        void DecreaseTransparency(){transparency-=0.05;if(transparency<0)transparency=0;}
        void IncreaseTransparency(){transparency+=0.05;if(transparency>1)transparency=1;}
        void DecreaseSymmetry(){symmetry-=0.05;if(symmetry<-1)symmetry=-1;}
        void IncreaseSymmetry(){symmetry+=0.05;if(symmetry>1)symmetry=1;}
};