27 lines
1.0 KiB
Metal
27 lines
1.0 KiB
Metal
#include <metal_stdlib>
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#include <simd/simd.h>
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using namespace metal;
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struct Uniforms {
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float testInput;
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float2x2 testMatrix2x2;
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half4 colorGreen;
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half4 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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half4 sk_FragColor [[color(0)]];
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};
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float4 float4_from_float2x2(float2x2 x) {
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return float4(x[0].xy, x[1].xy);
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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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float4 inputVal = float4_from_float2x2(_uniforms.testMatrix2x2) * float4(1.0, 1.0, -1.0, -1.0);
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const uint4 expectedB = uint4(1065353216u, 1073741824u, 3225419776u, 3229614080u);
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_out.sk_FragColor = ((as_type<uint>(inputVal.x) == 1065353216u && all(as_type<uint2>(inputVal.xy) == uint2(1065353216u, 1073741824u))) && all(as_type<uint3>(inputVal.xyz) == uint3(1065353216u, 1073741824u, 3225419776u))) && all(as_type<uint4>(inputVal) == expectedB) ? _uniforms.colorGreen : _uniforms.colorRed;
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return _out;
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}
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