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52 lines
1.6 KiB
52 lines
1.6 KiB
#include <metal_stdlib>
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#include <simd/simd.h>
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using namespace metal;
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struct S {
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int x;
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int y;
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};
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struct Uniforms {
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float4 colorGreen;
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float4 colorRed;
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};
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struct Inputs {
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};
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struct Outputs {
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float4 sk_FragColor [[color(0)]];
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};
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template <typename T, size_t N>
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bool operator==(thread const array<T, N>& left, thread const array<T, N>& right) {
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for (size_t index = 0; index < N; ++index) {
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if (!(left[index] == right[index])) {
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return false;
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}
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}
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return true;
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}
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template <typename T, size_t N>
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bool operator!=(thread const array<T, N>& left, thread const array<T, N>& right) {
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return !(left == right);
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}
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thread bool operator==(thread const S& left, thread const S& right) {
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return (left.x == right.x) &&
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(left.y == right.y);
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}
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thread bool operator!=(thread const S& left, thread const S& right) {
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return !(left == right);
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}
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fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
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Outputs _out;
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(void)_out;
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array<float, 4> f1 = array<float, 4>{1.0, 2.0, 3.0, 4.0};
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array<float, 4> f2 = array<float, 4>{1.0, 2.0, 3.0, 4.0};
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array<float, 4> f3 = array<float, 4>{1.0, 2.0, 3.0, -4.0};
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array<S, 3> s1 = array<S, 3>{S{1, 2}, S{3, 4}, S{5, 6}};
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array<S, 3> s2 = array<S, 3>{S{1, 2}, S{0, 0}, S{5, 6}};
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array<S, 3> s3 = array<S, 3>{S{1, 2}, S{3, 4}, S{5, 6}};
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_out.sk_FragColor = ((f1 == f2 && f1 != f3) && s1 != s2) && s3 == s1 ? _uniforms.colorGreen : _uniforms.colorRed;
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return _out;
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}
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