51 lines
1.1 KiB
GLSL
51 lines
1.1 KiB
GLSL
#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 Foo
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{
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float a;
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float b;
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};
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constant float _16[4] = {1.0, 4.0, 3.0, 2.0};
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constant Foo _28[2] = {{10.0, 20.0}, {30.0, 40.0}};
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struct main0_out
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{
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float4 FragColor [[color(0)]];
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};
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struct main0_in
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{
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int line [[user(locn0)]];
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};
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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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fragment main0_out main0(main0_in in [[stage_in]])
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{
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main0_out out = {};
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float lut[4] = {1.0, 4.0, 3.0, 2.0};
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Foo foos[2] = {{10.0, 20.0}, {30.0, 40.0}};
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out.FragColor = float4(lut[in.line]);
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out.FragColor += float4(foos[in.line].a * foos[1 - in.line].a);
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return out;
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}
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