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turn config1 into a spec constant

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This commit is contained in:
Samuliak 2024-07-06 08:04:59 +02:00
parent 0752a583b5
commit 5d5df1931f
3 changed files with 10 additions and 7 deletions
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8
include/renderer_mtl/mtl_draw_pipeline_cache.hpp
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@ -18,6 +18,7 @@ struct DrawPipelineHash {
// Specialization constants
bool lightingEnabled;
u8 lightingNumLights;
u8 lightingConfig1;
};
// Bind the vertex buffer to binding 30 so that it doesn't occupy the lower indices
@ -42,8 +43,8 @@ public:
}
MTL::RenderPipelineState* get(DrawPipelineHash hash) {
u8 fragmentFunctionHash = ((u8)hash.lightingEnabled << 4) | hash.lightingNumLights;
u64 pipelineHash = ((u64)hash.colorFmt << 44) | ((u64)hash.depthFmt << 41) | ((u64)hash.blendEnabled << 40) | ((u64)hash.blendControl << 8) | fragmentFunctionHash;
u16 fragmentFunctionHash = ((u8)hash.lightingEnabled << 12) | (hash.lightingNumLights << 8) | hash.lightingConfig1;
u64 pipelineHash = ((u64)hash.colorFmt << 52) | ((u64)hash.depthFmt << 49) | ((u64)hash.blendEnabled << 48) | ((u64)hash.blendControl << 16) | fragmentFunctionHash;
auto& pipeline = pipelineCache[pipelineHash];
if (!pipeline) {
auto& fragmentFunction = fragmentFunctionCache[fragmentFunctionHash];
@ -51,6 +52,7 @@ public:
MTL::FunctionConstantValues* constants = MTL::FunctionConstantValues::alloc()->init();
constants->setConstantValue(&hash.lightingEnabled, MTL::DataTypeBool, NS::UInteger(0));
constants->setConstantValue(&hash.lightingNumLights, MTL::DataTypeUChar, NS::UInteger(1));
constants->setConstantValue(&hash.lightingConfig1, MTL::DataTypeUChar, NS::UInteger(2));
NS::Error* error = nullptr;
fragmentFunction = library->newFunction(NS::String::string("fragmentDraw", NS::ASCIIStringEncoding), constants, &error);
@ -114,7 +116,7 @@ public:
private:
std::unordered_map<u64, MTL::RenderPipelineState*> pipelineCache;
std::unordered_map<u8, MTL::Function*> fragmentFunctionCache;
std::unordered_map<u16, MTL::Function*> fragmentFunctionCache;
MTL::Device* device;
MTL::Library* library;