57 lines
2.0 KiB
Metal
57 lines
2.0 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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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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float _skOutParamHelper0_modf(float _var0, thread float4& whole) {
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float _var1;
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float _skResult = modf(_var0, _var1);
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whole.x = _var1;
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return _skResult;
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}
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float2 _skOutParamHelper1_modf(float2 _var0, thread float4& whole) {
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float2 _var1;
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float2 _skResult = modf(_var0, _var1);
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whole.xy = _var1;
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return _skResult;
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}
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float3 _skOutParamHelper2_modf(float3 _var0, thread float4& whole) {
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float3 _var1;
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float3 _skResult = modf(_var0, _var1);
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whole.xyz = _var1;
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return _skResult;
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}
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float4 _skOutParamHelper3_modf(float4 _var0, thread float4& whole) {
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float4 _var1;
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float4 _skResult = modf(_var0, _var1);
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whole = _var1;
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return _skResult;
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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 value = float4(2.5, -2.5, 8.0, -0.125);
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const float4 expectedWhole = float4(2.0, -2.0, 8.0, 0.0);
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const float4 expectedFraction = float4(0.5, -0.5, 0.0, -0.125);
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bool4 ok = bool4(false);
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float4 whole;
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float4 fraction;
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fraction.x = _skOutParamHelper0_modf(value.x, whole);
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ok.x = whole.x == 2.0 && fraction.x == 0.5;
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fraction.xy = _skOutParamHelper1_modf(value.xy, whole);
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ok.y = all(whole.xy == float2(2.0, -2.0)) && all(fraction.xy == float2(0.5, -0.5));
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fraction.xyz = _skOutParamHelper2_modf(value.xyz, whole);
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ok.z = all(whole.xyz == float3(2.0, -2.0, 8.0)) && all(fraction.xyz == float3(0.5, -0.5, 0.0));
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fraction = _skOutParamHelper3_modf(value, whole);
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ok.w = all(whole == expectedWhole) && all(fraction == expectedFraction);
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_out.sk_FragColor = all(ok) ? _uniforms.colorGreen : _uniforms.colorRed;
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return _out;
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}
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