demotool/bloom.hh

39 lines
742 B
C++

#pragma once
#ifndef REAL_BUILD
# include "externals.hh"
#endif
#include "rendertarget.hh"
#include "shaders.hh"
struct T_BloomPass
{
static constexpr uint32_t BloomLevels = 6;
T_BloomPass( ) = delete;
T_BloomPass( T_BloomPass const& ) = delete;
T_BloomPass( T_BloomPass&& ) = delete;
T_BloomPass( __rw__ T_Texture& input );
void render( );
void makeUI( );
T_Texture& output( ) { return txBlur0_; }
private:
T_Texture& input_;
T_ShaderPipeline spHighpass_;
T_ShaderPipeline spDownsample_;
T_ShaderPipeline spBlur_;
T_TextureSampler sampler_;
T_Texture txBlur0_ , txBlur1_;
T_AutoArray< T_Rendertarget , BloomLevels > rtBlur0_ , rtBlur1_;
float filterParams_[ 3 ];
float blurWeights_[ 4 ];
float blurSize_;
};