d90e09b1ae
This will hopefully improve performance on lower-end GPUs. Change-Id: I9c2ee6dc31acd08bec0bfb5f59edc3cf90163f9e Bug: skia:12339 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/465078 Auto-Submit: John Stiles <johnstiles@google.com> Reviewed-by: Brian Osman <brianosman@google.com> Commit-Queue: John Stiles <johnstiles@google.com>
27 lines
1013 B
Metal
27 lines
1013 B
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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uint4 expectedB = uint4(1065353216u, 1073741824u, 3225419776u, 3229614080u);
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_out.sk_FragColor = ((inputVal.x == as_type<float>(expectedB.x) && all(inputVal.xy == as_type<float2>(expectedB.xy))) && all(inputVal.xyz == as_type<float3>(expectedB.xyz))) && all(inputVal == as_type<float4>(expectedB)) ? _uniforms.colorGreen : _uniforms.colorRed;
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return _out;
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}
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