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Henrik RydgårdandClaude Opus 5.5
24b71386ff
The OpenGL and Vulkan shader caches store raw shader IDs (and, for Vulkan, pipeline keys) on disk. Add the rule to AGENTS.md and point to it from the persisted types. Co-Authored-By: Claude Opus 5.5 (1M context) <[email protected]>
72 lines
2.2 KiB
C++
72 lines
2.2 KiB
C++
#pragma once
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#include "Common/GPU/Vulkan/VulkanLoader.h"
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#include <cstring>
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class FramebufferManagerVulkan;
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struct ScissorRect {
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int x, y;
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int width, height;
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};
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struct VulkanDynamicState {
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VkViewport viewport;
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ScissorRect scissor;
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bool useBlendColor;
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uint32_t blendColor;
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bool useStencil;
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uint8_t stencilRef;
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uint8_t stencilWriteMask;
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uint8_t stencilCompareMask;
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};
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// Let's pack this tight using bitfields.
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// If an enable flag is set to 0, all the data fields for that section should
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// also be set to 0.
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// ~64 bits.
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// Can't use enums unfortunately, they end up signed and breaking values above half their ranges.
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// Stored in the shader cache on disk (as part of VulkanPipelineKey): changing it requires bumping
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// CACHE_VERSION in ShaderManagerVulkan.cpp.
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struct VulkanPipelineRasterStateKey {
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// Blend
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unsigned int blendEnable : 1;
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unsigned int srcColor : 5; // VkBlendFactor
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unsigned int destColor : 5; // VkBlendFactor
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unsigned int srcAlpha : 5; // VkBlendFactor
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unsigned int destAlpha : 5; // VkBlendFactor
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unsigned int blendOpColor : 3; // VkBlendOp
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unsigned int blendOpAlpha : 3; // VkBlendOp
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unsigned int logicOpEnable : 1;
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unsigned int logicOp : 4; // VkLogicOp
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unsigned int colorWriteMask : 4;
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// Depth/Stencil
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unsigned int depthClampEnable : 1;
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unsigned int depthTestEnable : 1;
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unsigned int depthWriteEnable : 1;
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unsigned int depthCompareOp : 3; // VkCompareOp
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unsigned int stencilTestEnable : 1;
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unsigned int stencilCompareOp : 3; // VkCompareOp
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unsigned int stencilPassOp : 4; // VkStencilOp
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unsigned int stencilFailOp : 4; // VkStencilOp
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unsigned int stencilDepthFailOp : 4; // VkStencilOp
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// We'll use dynamic state for writemask, reference and comparemask to start with,
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// and viewport/scissor. More dynamic state requires extensions.
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// Rasterizer
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unsigned int cullMode : 2; // VkCullModeFlagBits
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unsigned int topology : 4; // VkPrimitiveTopology
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bool operator < (const VulkanPipelineRasterStateKey &other) const {
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constexpr size_t size = sizeof(VulkanPipelineRasterStateKey);
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return memcmp(this, &other, size) < 0;
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}
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bool operator == (const VulkanPipelineRasterStateKey &other) const {
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constexpr size_t size = sizeof(VulkanPipelineRasterStateKey);
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return memcmp(this, &other, size) == 0;
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}
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};
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