639e812d9f
In the majority of cases, a uniform is an equally good substitute, and replacing `sqrt(N)` with `unknownInput` actually makes the test clearer. Change-Id: I7bcb477571972d7aa2ce8c49b3674471f7310748 Bug: skia:12034 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/411306 Auto-Submit: John Stiles <johnstiles@google.com> Commit-Queue: Ethan Nicholas <ethannicholas@google.com> Reviewed-by: Ethan Nicholas <ethannicholas@google.com>
33 lines
835 B
Metal
33 lines
835 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 unknownInput;
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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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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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if (_uniforms.unknownInput > 5.0) {
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_out.sk_FragColor = float4(0.75);
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} else {
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discard_fragment();
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}
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int i = 0;
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while (i < 10) {
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_out.sk_FragColor *= 0.5;
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i++;
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}
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do {
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_out.sk_FragColor += 0.25;
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} while (_out.sk_FragColor.x < 0.75);
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for (int i = 0;i < 10; i++) {
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if (i % 2 == 1) break; else if (i > 100) return _out; else continue;
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}
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return _out;
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}
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