110 lines
2.4 KiB
Plaintext
110 lines
2.4 KiB
Plaintext
#pragma clang diagnostic ignored "-Wmissing-prototypes"
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#include <metal_stdlib>
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#include <simd/simd.h>
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using namespace metal;
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template<typename T>
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struct spvDescriptor
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{
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T value;
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};
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template<typename T>
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struct spvBufferDescriptor
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{
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T value;
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int length;
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const device T& operator -> () const device
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{
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return value;
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}
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const device T& operator * () const device
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{
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return value;
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}
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};
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template<typename T>
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struct spvDescriptorArray
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{
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spvDescriptorArray(const device spvDescriptor<T>* ptr) : ptr(&ptr->value)
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{
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}
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const device T& operator [] (size_t i) const
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{
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return ptr[i];
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}
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const device T* ptr;
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};
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template<typename T>
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struct spvDescriptorArray<device T*>
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{
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spvDescriptorArray(const device spvBufferDescriptor<device T*>* ptr) : ptr(ptr)
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{
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}
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const device T* operator [] (size_t i) const
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{
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return ptr[i].value;
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}
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const int length(int i) const
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{
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return ptr[i].length;
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}
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const device spvBufferDescriptor<device T*>* ptr;
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};
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struct SSBO
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{
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float4 v[1];
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};
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struct UBO
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{
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float4 v[1024];
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};
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struct UBOs
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{
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float4 v;
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};
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struct SSBOIn
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{
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float4 v[1024];
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};
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struct SSBOIns
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{
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float4 v;
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};
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constant uint3 gl_WorkGroupSize [[maybe_unused]] = uint3(64u, 1u, 1u);
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struct spvDescriptorSetBuffer0
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{
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device SSBO* o [[id(0)]];
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constant UBO* v [[id(1)]];
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spvDescriptor<constant UBOs *> vs [[id(2)]][1] /* unsized array hack */;
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};
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struct spvDescriptorSetBuffer1
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{
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device SSBOIn* w [[id(0)]];
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spvBufferDescriptor<device SSBOIns *> ws [[id(1)]][1] /* unsized array hack */;
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};
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kernel void main0(const device spvDescriptorSetBuffer0& spvDescriptorSet0 [[buffer(0)]], const device spvDescriptorSetBuffer1& spvDescriptorSet1 [[buffer(1)]], uint3 gl_GlobalInvocationID [[thread_position_in_grid]], uint3 gl_WorkGroupID [[threadgroup_position_in_grid]])
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{
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spvDescriptorArray<constant UBOs*> vs {spvDescriptorSet0.vs};
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spvDescriptorArray<device SSBOIns*> ws {spvDescriptorSet1.ws};
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(*spvDescriptorSet0.o).v[gl_GlobalInvocationID.x] = (*spvDescriptorSet0.v).v[gl_WorkGroupID.x];
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(*spvDescriptorSet0.o).v[gl_GlobalInvocationID.x] = vs[gl_WorkGroupID.x]->v;
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(*spvDescriptorSet0.o).v[gl_GlobalInvocationID.x] = (*spvDescriptorSet1.w).v[gl_WorkGroupID.x];
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(*spvDescriptorSet0.o).v[gl_GlobalInvocationID.x] = ws[gl_WorkGroupID.x]->v;
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}
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