9be8589437
Use existing Vulkan compiler to generate SPIR-V and convert it into WGSL with tint compiler https://github.com/google/dawn/releases/tag/v20260219.200501
73 lines
1.9 KiB
C++
73 lines
1.9 KiB
C++
// Copyright (c) Wojciech Figat. All rights reserved.
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#pragma once
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#if GRAPHICS_API_WEBGPU
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#include "Engine/Graphics/Shaders/GPUShaderProgram.h"
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#include "Engine/GraphicsDevice/Vulkan/Types.h"
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#include <webgpu/webgpu.h>
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/// <summary>
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/// Shaders base class for Web GPU backend.
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/// </summary>
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template<typename BaseType>
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class GPUShaderProgramWebGPU : public BaseType
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{
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public:
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GPUShaderProgramWebGPU(const GPUShaderProgramInitializer& initializer, const SpirvShaderDescriptorInfo& descriptorInfo, WGPUShaderModule shaderModule)
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: DescriptorInfo(descriptorInfo)
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, ShaderModule(shaderModule)
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{
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BaseType::Init(initializer);
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}
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~GPUShaderProgramWebGPU()
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{
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wgpuShaderModuleRelease(ShaderModule);
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}
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public:
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SpirvShaderDescriptorInfo DescriptorInfo;
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WGPUShaderModule ShaderModule;
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public:
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// [BaseType]
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uint32 GetBufferSize() const override
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{
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return 0;
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}
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void* GetBufferHandle() const override
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{
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return ShaderModule;
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}
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};
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/// <summary>
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/// Vertex Shader for Web GPU backend.
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/// </summary>
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class GPUShaderProgramVSWebGPU : public GPUShaderProgramWebGPU<GPUShaderProgramVS>
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{
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public:
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GPUShaderProgramVSWebGPU(const GPUShaderProgramInitializer& initializer, GPUVertexLayout* inputLayout, GPUVertexLayout* vertexLayout, const SpirvShaderDescriptorInfo& descriptorInfo, WGPUShaderModule shaderModule)
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: GPUShaderProgramWebGPU(initializer, descriptorInfo, shaderModule)
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{
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InputLayout = inputLayout;
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Layout = vertexLayout;
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}
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};
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/// <summary>
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/// Pixel Shader for Web GPU backend.
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/// </summary>
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class GPUShaderProgramPSWebGPU : public GPUShaderProgramWebGPU<GPUShaderProgramPS>
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{
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public:
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GPUShaderProgramPSWebGPU(const GPUShaderProgramInitializer& initializer, const SpirvShaderDescriptorInfo& descriptorInfo, WGPUShaderModule shaderModule)
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: GPUShaderProgramWebGPU(initializer, descriptorInfo, shaderModule)
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{
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}
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};
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#endif
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