e1068349fc
Change-Id: Ib9a1a51f8a29b2d03792a3abd93b3a9a321b5464 Bug: skia:10851 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/387756 Commit-Queue: John Stiles <johnstiles@google.com> Auto-Submit: John Stiles <johnstiles@google.com> Reviewed-by: Ethan Nicholas <ethannicholas@google.com>
59 lines
1.7 KiB
Metal
59 lines
1.7 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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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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thread float2x2& operator*=(thread float2x2& left, thread const float2x2& right) {
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left = left * right;
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return left;
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}
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thread float3x3& operator*=(thread float3x3& left, thread const float3x3& right) {
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left = left * right;
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return left;
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}
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thread float4x4& operator*=(thread float4x4& left, thread const float4x4& right) {
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left = left * right;
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return left;
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}
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bool test_half_b() {
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float2x3 m23 = float2x3(23.0);
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float2x4 m24 = float2x4(24.0);
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float3x2 m32 = float3x2(32.0);
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float3x4 m34 = float3x4(34.0);
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float4x2 m42 = float4x2(42.0);
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float4x3 m43 = float4x3(44.0);
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float2x2 m22 = m32 * m23;
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m22 *= m22;
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float3x3 m33 = m43 * m34;
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m33 *= m33;
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float4x4 m44 = m24 * m42;
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m44 *= m44;
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return true;
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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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float2x3 _0_m23 = float2x3(23.0);
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float2x4 _1_m24 = float2x4(24.0);
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float3x2 _2_m32 = float3x2(32.0);
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float3x4 _3_m34 = float3x4(34.0);
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float4x2 _4_m42 = float4x2(42.0);
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float4x3 _5_m43 = float4x3(44.0);
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float2x2 _6_m22 = _2_m32 * _0_m23;
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_6_m22 *= _6_m22;
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float3x3 _7_m33 = _5_m43 * _3_m34;
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_7_m33 *= _7_m33;
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float4x4 _8_m44 = _1_m24 * _4_m42;
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_8_m44 *= _8_m44;
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_out.sk_FragColor = true && test_half_b() ? _uniforms.colorGreen : _uniforms.colorRed;
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return _out;
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}
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