E:/Programming/MyProject/K_Game_hg/GameEngine/include/render/BlendMode.h

Go to the documentation of this file.

// Copyright 2006-2011 by Kat'Oun

#ifndef _BLEND_MODE_H_
#define _BLEND_MODE_H_

#include <EngineConfig.h>
#include <core/Types.h>
#include <render/Color.h>

namespace render
{

enum SceneBlendType
{ 
        SBT_TRANSPARENT_ALPHA,  
        SBT_TRANSPARENT_COLOR,  
        SBT_ADD,                                
        SBT_MODULATE,                   
        SBT_REPLACE                             
        // TODO : more
};

enum SceneBlendFactor
{
        SBF_ONE,
        SBF_ZERO,
        SBF_DEST_COLOR,
        SBF_SOURCE_COLOR,
        SBF_ONE_MINUS_DEST_COLOR,
        SBF_ONE_MINUS_SOURCE_COLOR,
        SBF_DEST_ALPHA,
        SBF_SOURCE_ALPHA,
        SBF_ONE_MINUS_DEST_ALPHA,
        SBF_ONE_MINUS_SOURCE_ALPHA
};

enum LayerBlendType
{
        LBT_COLOR,
        LBT_ALPHA
};

enum LayerBlendOperation
{
        LBX_SOURCE1,                            
        LBX_SOURCE2,                            
        LBX_MODULATE,                           
        LBX_MODULATE_X2,                        
        LBX_MODULATE_X4,                        
        LBX_ADD,                                        
        LBX_ADD_SIGNED,                         
        LBX_ADD_SMOOTH,                         
        LBX_SUBTRACT,                           
        LBX_BLEND_DIFFUSE_ALPHA,        
        LBX_BLEND_TEXTURE_ALPHA,        
        LBX_BLEND_CURRENT_ALPHA,        
        LBX_BLEND_MANUAL,                       
        LBX_DOTPRODUCT,                         
        LBX_BLEND_DIFFUSE_COLOR         
};

enum LayerBlendSource
{
        LBS_CURRENT,    
        LBS_TEXTURE,    
        LBS_DIFFUSE,    
        LBS_SPECULAR,   
        LBS_MANUAL              
};

class ENGINE_PUBLIC_EXPORT LayerBlendMode
{
public:

        LayerBlendType blendType;                       
        LayerBlendOperation operation;          

        LayerBlendSource source1;                       
        LayerBlendSource source2;                       

        Color colorArg1;                                        
        Color colorArg2;                                        

        f32 alphaArg1;                                          
        f32 alphaArg2;                                          

        f32 factor;                                                     

        bool operator==(const LayerBlendMode& rhs) const;

        bool operator!=(const LayerBlendMode& rhs) const;
};

} //namespace render

#endif