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https://github.com/seekrs/MacroLibX.git
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67 lines
2.3 KiB
C++
67 lines
2.3 KiB
C++
#include <PreCompiled.h>
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#include <Renderer/Pipelines/Shader.h>
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#include <Renderer/RenderCore.h>
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namespace mlx
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{
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Shader::Shader(const std::vector<std::uint8_t>& bytecode, ShaderType type, ShaderLayout layout) : m_layout(std::move(layout)), m_bytecode(bytecode)
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{
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switch(type)
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{
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case ShaderType::Vertex : m_stage = VK_SHADER_STAGE_VERTEX_BIT; break;
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case ShaderType::Fragment : m_stage = VK_SHADER_STAGE_FRAGMENT_BIT; break;
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case ShaderType::Compute : m_stage = VK_SHADER_STAGE_COMPUTE_BIT; break;
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default : FatalError("wtf"); break;
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}
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m_module = kvfCreateShaderModule(RenderCore::Get().GetDevice(), reinterpret_cast<std::uint32_t*>(m_bytecode.data()), m_bytecode.size() * 4);
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DebugLog("Vulkan : shader module created");
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GeneratePipelineLayout(m_layout);
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}
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void Shader::GeneratePipelineLayout(ShaderLayout layout)
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{
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for(auto& [n, set] : layout.set_layouts)
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{
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std::vector<VkDescriptorSetLayoutBinding> bindings(set.binds.size());
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for(std::size_t i = 0; i < set.binds.size(); i++)
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{
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bindings[i].binding = set.binds[i].first;
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bindings[i].descriptorCount = 1;
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bindings[i].descriptorType = set.binds[i].second;
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bindings[i].pImmutableSamplers = nullptr;
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bindings[i].stageFlags = m_stage;
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}
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m_set_layouts.emplace_back(kvfCreateDescriptorSetLayout(RenderCore::Get().GetDevice(), bindings.data(), bindings.size()));
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DebugLog("Vulkan : descriptor set layout created");
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m_pipeline_layout_part.set_layouts.push_back(m_set_layouts.back());
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}
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std::size_t i = 0;
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std::vector<VkPushConstantRange> push_constants(layout.push_constants.size());
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m_pipeline_layout_part.push_constants.resize(layout.push_constants.size());
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for(auto& pc : layout.push_constants)
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{
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VkPushConstantRange push_constant_range = {};
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push_constant_range.offset = pc.offset;
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push_constant_range.size = pc.size;
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push_constant_range.stageFlags = m_stage;
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push_constants[i] = push_constant_range;
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m_pipeline_layout_part.push_constants[i] = push_constant_range;
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i++;
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}
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}
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Shader::~Shader()
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{
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kvfDestroyShaderModule(RenderCore::Get().GetDevice(), m_module);
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DebugLog("Vulkan : shader module destroyed");
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for(auto& layout : m_set_layouts)
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{
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kvfDestroyDescriptorSetLayout(RenderCore::Get().GetDevice(), layout);
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DebugLog("Vulkan : descriptor set layout destroyed");
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}
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}
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}
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