53 lines
1.8 KiB
C++
53 lines
1.8 KiB
C++
#include "Shader.h"
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#include "Graphics.h"
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#include "Graphics/slang-compile.h"
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#include "slang-com-ptr.h"
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#include "slang.h"
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#include "stdlib.h"
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#include <fstream>
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#include <fmt/core.h>
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using namespace Seele;
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using namespace Seele::Vulkan;
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Shader::Shader(PGraphics graphics, VkShaderStageFlags stage) : graphics(graphics), stage(stage) {}
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Shader::~Shader() {
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if (module != VK_NULL_HANDLE) {
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vkDestroyShaderModule(graphics->getDevice(), module, nullptr);
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}
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}
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uint32 Seele::Vulkan::Shader::getShaderHash() const { return hash; }
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void Shader::create(const ShaderCreateInfo& createInfo) {
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auto [kernelBlob, entryName] = generateShader(createInfo);
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entryPointName = entryName;
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VkShaderModuleCreateInfo moduleInfo = {
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.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO,
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.pNext = nullptr,
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.flags = 0,
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.codeSize = kernelBlob->getBufferSize(),
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.pCode = (uint32_t*)kernelBlob->getBufferPointer(),
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};
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VK_CHECK(vkCreateShaderModule(graphics->getDevice(), &moduleInfo, nullptr, &module));
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hash = CRC::Calculate(kernelBlob->getBufferPointer(), kernelBlob->getBufferSize(), CRC::CRC_32(), hash);
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}
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void Shader::create(std::string_view binary) {
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std::ifstream stream(binary.data(), std::ios::binary | std::ios::ate);
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uint64 fullSize = stream.tellg();
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stream.seekg(0, std::ios::beg);
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Array<uint32> buffer(fullSize);
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stream.read((char*)buffer.data(), fullSize);
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VkShaderModuleCreateInfo moduleInfo = {
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.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO,
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.pNext = nullptr,
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.flags = 0,
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.codeSize = buffer.size() / sizeof(uint32),
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.pCode = (uint32*)buffer.data(),
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};
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VK_CHECK(vkCreateShaderModule(graphics->getDevice(), &moduleInfo, nullptr, &module));
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}
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