50 lines
1.2 KiB
Plaintext
50 lines
1.2 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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struct SSBO0
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{
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float4 as[1];
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};
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struct SSBO1
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{
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float4 bs[1];
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};
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struct Composite
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{
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float4 a;
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float4 b;
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};
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constant float4 _43[2] = { float4(20.0), float4(40.0) };
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// Implementation of an array copy function to cover GLSL's ability to copy an array via assignment.
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template<typename T, uint N>
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void spvArrayCopy(thread T (&dst)[N], thread const T (&src)[N])
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{
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for (uint i = 0; i < N; dst[i] = src[i], i++);
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}
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// An overload for constant arrays.
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template<typename T, uint N>
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void spvArrayCopyConstant(thread T (&dst)[N], constant T (&src)[N])
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{
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for (uint i = 0; i < N; dst[i] = src[i], i++);
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}
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kernel void main0(device SSBO0& _16 [[buffer(0)]], device SSBO1& _32 [[buffer(1)]], uint3 gl_GlobalInvocationID [[thread_position_in_grid]], uint gl_LocalInvocationIndex [[thread_index_in_threadgroup]])
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{
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float4 _37[2] = { _16.as[gl_GlobalInvocationID.x], _32.bs[gl_GlobalInvocationID.x] };
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float4 values[2];
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spvArrayCopy(values, _37);
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Composite c = Composite{ values[0], _43[1] };
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_16.as[0] = values[gl_LocalInvocationIndex];
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_32.bs[1] = c.b;
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}
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