skia2/tests/sksl/shared/Functions.metal

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Metal
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#include <metal_stdlib>
#include <simd/simd.h>
using namespace metal;
struct Uniforms {
float4 colorGreen;
float4 colorRed;
};
struct Inputs {
};
struct Outputs {
float4 sk_FragColor [[color(0)]];
};
void bar_vf(thread float& x);
void _skOutParamHelper0_bar_vf(thread float& x) {
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float _var0 = x;
bar_vf(_var0);
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x = _var0;
}
float foo_ff2(float2 v) {
return v.x * v.y;
}
void bar_vf(thread float& x) {
Reland "Improve support for arrays in Metal." This reverts commit 38df4c8470ab3db7455005ab0c3599a95c791d2b. Reason for revert: updated ArrayTypes test for ES2 compatibility Original change's description: > Revert "Improve support for arrays in Metal." > > This reverts commit dd904af5666b4746d4b9af5c1f03b47ac3ec73b2. > > Reason for revert: breaks ANGLE > > Original change's description: > > Improve support for arrays in Metal. > > > > Arrays in Metal now use the `array<T, N>` type instead of the C-style > > `T[N]` type. This gives them semantics much more in line with GLSL, > > so they can be initialized and assigned like GLSL arrays. > > > > This allows the ArrayTypes and Assignment tests to pass, so they have > > been added to our dm SkSL tests. (ArrayConstructors also passes, but > > is not ES2-compliant so it is not enabled.) > > > > Change-Id: Id1028311963084befd0e044e11e223af6a064dda > > Bug: skia:10761, skia:10760, skia:11022, skia:10939 > > Reviewed-on: https://skia-review.googlesource.com/c/skia/+/365699 > > Commit-Queue: John Stiles <johnstiles@google.com> > > Auto-Submit: John Stiles <johnstiles@google.com> > > Reviewed-by: Brian Osman <brianosman@google.com> > > TBR=brianosman@google.com,ethannicholas@google.com,johnstiles@google.com > > Change-Id: If6a18dea7d6a45fa7836e9129bf81c2e536f07e3 > No-Presubmit: true > No-Tree-Checks: true > No-Try: true > Bug: skia:10761 > Bug: skia:10760 > Bug: skia:11022 > Bug: skia:10939 > Reviewed-on: https://skia-review.googlesource.com/c/skia/+/365976 > Reviewed-by: John Stiles <johnstiles@google.com> > Commit-Queue: John Stiles <johnstiles@google.com> TBR=brianosman@google.com,ethannicholas@google.com,johnstiles@google.com Bug: skia:10761 Bug: skia:10760 Bug: skia:11022 Bug: skia:10939 Change-Id: Ia1c4917f5d3c41162d282b3093814d861707ad30 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/366144 Reviewed-by: John Stiles <johnstiles@google.com> Commit-Queue: John Stiles <johnstiles@google.com>
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array<float, 2> y;
y[0] = x;
y[1] = x * 2.0;
x = foo_ff2(float2(y[0], y[1]));
}
fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
Outputs _out;
(void)_out;
float x = 10.0;
_skOutParamHelper0_bar_vf(x);
_out.sk_FragColor = x == 200.0 ? _uniforms.colorGreen : _uniforms.colorRed;
return _out;
}