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OpenGL: Implement RenderPipelineLayout

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This commit is contained in:
Lynix
2020-04-26 18:21:38 +02:00
parent 0b05feb7e3
commit 32157503e8
9 changed files with 127 additions and 119 deletions
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44
include/Nazara/OpenGLRenderer/OpenGLRenderPipelineLayout.hpp
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@@ -12,11 +12,7 @@
#include <Nazara/Renderer/RenderPipelineLayout.hpp>
#include <Nazara/OpenGLRenderer/Config.hpp>
#include <Nazara/OpenGLRenderer/OpenGLShaderBinding.hpp>
#include <Nazara/OpenGLRenderer/Wrapper/Device.hpp>
#include <Nazara/OpenGLRenderer/Wrapper/DescriptorPool.hpp>
#include <Nazara/OpenGLRenderer/Wrapper/DescriptorSet.hpp>
#include <Nazara/OpenGLRenderer/Wrapper/DescriptorSetLayout.hpp>
#include <Nazara/OpenGLRenderer/Wrapper/PipelineLayout.hpp>
#include <Nazara/OpenGLRenderer/Wrapper/CoreFunctions.hpp>
#include <memory>
#include <type_traits>
#include <vector>
@@ -28,39 +24,59 @@ namespace Nz
friend OpenGLShaderBinding;
public:
OpenGLRenderPipelineLayout() = default;
OpenGLRenderPipelineLayout(RenderPipelineLayoutInfo layoutInfo);
OpenGLRenderPipelineLayout(const OpenGLRenderPipelineLayout&) = delete;
OpenGLRenderPipelineLayout(OpenGLRenderPipelineLayout&&) = delete;
~OpenGLRenderPipelineLayout();
ShaderBindingPtr AllocateShaderBinding() override;
bool Create(Vk::Device& device, RenderPipelineLayoutInfo layoutInfo);
inline const RenderPipelineLayoutInfo& GetLayoutInfo() const;
inline Vk::Device* GetDevice() const;
inline std::size_t GetTextureDescriptorCount() const;
inline std::size_t GetUniformBufferDescriptorCount() const;
inline const Vk::DescriptorSetLayout& GetDescriptorSetLayout() const;
inline const Vk::PipelineLayout& GetPipelineLayout() const;
OpenGLRenderPipelineLayout& operator=(const OpenGLRenderPipelineLayout&) = delete;
OpenGLRenderPipelineLayout& operator=(OpenGLRenderPipelineLayout&&) = delete;
private:
struct DescriptorPool;
struct TextureDescriptor;
struct UniformBufferDescriptor;
DescriptorPool& AllocatePool();
ShaderBindingPtr AllocateFromPool(std::size_t poolIndex);
TextureDescriptor& GetTextureDescriptor(std::size_t poolIndex, std::size_t bindingIndex, std::size_t textureIndex);
UniformBufferDescriptor& GetUniformBufferDescriptor(std::size_t poolIndex, std::size_t bindingIndex, std::size_t uniformBufferIndex);
void Release(ShaderBinding& binding);
inline void TryToShrink();
struct TextureDescriptor
{
GLuint texture;
GLuint sampler;
};
struct UniformBufferDescriptor
{
GLuint buffer;
GLintptr offset;
GLsizeiptr size;
};
struct DescriptorPool
{
using BindingStorage = std::aligned_storage_t<sizeof(OpenGLShaderBinding), alignof(OpenGLShaderBinding)>;
Bitset<UInt64> freeBindings;
Vk::DescriptorPool descriptorPool;
std::vector<TextureDescriptor> textureDescriptor;
std::vector<UniformBufferDescriptor> uniformBufferDescriptor;
std::unique_ptr<BindingStorage[]> storage;
};
MovablePtr<Vk::Device> m_device;
std::size_t m_textureDescriptorCount;
std::size_t m_uniformBufferDescriptorCount;
std::vector<DescriptorPool> m_descriptorPools;
Vk::DescriptorSetLayout m_descriptorSetLayout;
Vk::PipelineLayout m_pipelineLayout;
RenderPipelineLayoutInfo m_layoutInfo;
};
}