66 lines
2.2 KiB
C++
66 lines
2.2 KiB
C++
// Copyright (C) 2020 Jérôme Leclercq
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// This file is part of the "Nazara Engine - OpenGL Renderer"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#pragma once
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#ifndef NAZARA_OPENGLRENDERER_OPENGLSHADERMODULE_HPP
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#define NAZARA_OPENGLRENDERER_OPENGLSHADERMODULE_HPP
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#include <Nazara/Prerequisites.hpp>
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#include <Nazara/Renderer/Enums.hpp>
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#include <Nazara/Renderer/ShaderModule.hpp>
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#include <Nazara/OpenGLRenderer/Wrapper/Context.hpp>
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#include <Nazara/OpenGLRenderer/Wrapper/Program.hpp>
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#include <Nazara/OpenGLRenderer/Wrapper/Shader.hpp>
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#include <Nazara/Shader/GlslWriter.hpp>
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#include <Nazara/Shader/Ast/Nodes.hpp>
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#include <vector>
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namespace Nz
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{
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class NAZARA_OPENGLRENDERER_API OpenGLShaderModule : public ShaderModule
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{
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public:
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OpenGLShaderModule(OpenGLDevice& device, ShaderStageTypeFlags shaderStages, ShaderAst::Statement& shaderAst, const ShaderWriter::States& states = {});
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OpenGLShaderModule(OpenGLDevice& device, ShaderStageTypeFlags shaderStages, ShaderLanguage lang, const void* source, std::size_t sourceSize, const ShaderWriter::States& states = {});
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OpenGLShaderModule(const OpenGLShaderModule&) = delete;
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OpenGLShaderModule(OpenGLShaderModule&&) noexcept = default;
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~OpenGLShaderModule() = default;
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ShaderStageTypeFlags Attach(GL::Program& program, const GlslWriter::BindingMapping& bindingMapping) const;
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OpenGLShaderModule& operator=(const OpenGLShaderModule&) = delete;
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OpenGLShaderModule& operator=(OpenGLShaderModule&&) noexcept = default;
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private:
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void Create(OpenGLDevice& device, ShaderStageTypeFlags shaderStages, ShaderAst::Statement& shaderAst, const ShaderWriter::States& states);
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static void CheckCompilationStatus(GL::Shader& shader);
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struct GlslShader
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{
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std::string sourceCode;
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};
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struct ShaderStatement
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{
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std::shared_ptr<ShaderAst::Statement> ast;
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};
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struct Shader
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{
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ShaderStageType stage;
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std::variant<GlslShader, ShaderStatement> shader;
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};
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OpenGLDevice& m_device;
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ShaderWriter::States m_states;
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std::vector<Shader> m_shaders;
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};
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}
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#include <Nazara/OpenGLRenderer/OpenGLShaderModule.inl>
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#endif // NAZARA_OPENGLRENDERER_OPENGLSHADERSTAGE_HPP
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