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70 lines
1.9 KiB
C++
70 lines
1.9 KiB
C++
//
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//---------------------------------------------------------------------------
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//
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// Copyright(C) 2016 Alexey Lysiuk
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// All rights reserved.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with this program. If not, see http://www.gnu.org/licenses/
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//
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//--------------------------------------------------------------------------
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//
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//
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// Fast approXimate Anti-Aliasing (FXAA) post-processing
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//
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#ifndef __GL_FXAASHADER_H__
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#define __GL_FXAASHADER_H__
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#include "hwrenderer/postprocessing/hw_shaderprogram.h"
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#include "hwrenderer/postprocessing/hw_postprocess_cvars.h"
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class FFXAALumaShader
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{
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public:
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void Bind(IRenderQueue *q);
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private:
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std::unique_ptr<IShaderProgram> mShader;
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};
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class FFXAAShader : public IFXAAShader
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{
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public:
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void Bind(IRenderQueue *q);
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struct UniformBlock
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{
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FVector2 ReciprocalResolution;
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float Padding0, Padding1;
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static std::vector<UniformFieldDesc> Desc()
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{
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return
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{
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{ "ReciprocalResolution", UniformType::Vec2, offsetof(UniformBlock, ReciprocalResolution) },
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{ "Padding0", UniformType::Float, offsetof(UniformBlock, Padding0) },
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{ "Padding1", UniformType::Float, offsetof(UniformBlock, Padding1) }
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};
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}
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};
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ShaderUniforms<UniformBlock, POSTPROCESS_BINDINGPOINT> Uniforms;
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private:
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std::unique_ptr<IShaderProgram> mShaders[Count];
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};
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#endif // __GL_FXAASHADER_H__
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