64 lines
1.4 KiB
Plaintext
64 lines
1.4 KiB
Plaintext
#pragma clang diagnostic ignored "-Wmissing-prototypes"
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#pragma clang diagnostic ignored "-Wmissing-braces"
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#pragma clang diagnostic ignored "-Wunused-variable"
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#include <metal_stdlib>
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#include <simd/simd.h>
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#include <metal_atomic>
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using namespace metal;
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template<typename T, size_t Num>
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struct spvUnsafeArray
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{
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T elements[Num ? Num : 1];
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thread T& operator [] (size_t pos) thread
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{
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return elements[pos];
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}
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constexpr const thread T& operator [] (size_t pos) const thread
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{
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return elements[pos];
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}
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device T& operator [] (size_t pos) device
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{
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return elements[pos];
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}
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constexpr const device T& operator [] (size_t pos) const device
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{
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return elements[pos];
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}
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constexpr const constant T& operator [] (size_t pos) const constant
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{
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return elements[pos];
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}
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threadgroup T& operator [] (size_t pos) threadgroup
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{
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return elements[pos];
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}
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constexpr const threadgroup T& operator [] (size_t pos) const threadgroup
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{
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return elements[pos];
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}
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};
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struct SSBO
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{
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uint count;
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spvUnsafeArray<uint, 1> data;
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};
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kernel void main0(device SSBO& _5 [[buffer(0)]], uint3 gl_GlobalInvocationID [[thread_position_in_grid]])
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{
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uint _24 = atomic_fetch_add_explicit((device atomic_uint*)&_5.count, 1u, memory_order_relaxed);
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if (_24 < 1024u)
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{
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_5.data[_24] = gl_GlobalInvocationID.x;
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}
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}
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