demotool/dof.hh

#pragma once
#include "rendertarget.hh"
#include "shaders.hh"


struct T_SyncData;


struct T_DoFPass
{
	T_DoFPass( ) = delete;
	T_DoFPass( T_DoFPass const& ) = delete;
	T_DoFPass( T_DoFPass&& ) = delete;

	T_DoFPass( __rw__ T_Texture& imageInput ,
			__rw__ T_Texture& depthInput );

	void render(
		__rd__ const float position ,
		__rd__ T_SyncData const& sync );
	void makeUI( );

	T_Texture& output( ) { return txOutput_; }

    private:
	T_Texture& imageInput_;
	T_Texture& depthInput_;

	T_ShaderPipeline spPass1_;
	T_ShaderPipeline spPass2_;

	T_Texture txPass1_ , txOutput_;
	T_Rendertarget rtPass1_ , rtPass2_;

	// SharpDist/SharpRange/Falloff/MaxBlur
	float filterParams_[ 4 ];
	int nSamples_;
};