aeae3a58e3
This CL also updates the blend tests to use sk_FragColor instead of returning a half4, as the Metal backend assumes that a fragment processor's `main` will return void and always synthesizes a `return *_out;` at the end. (context link: https://osscs.corp.google.com/android/platform/superproject/+/master:external/skqp/src/sksl/SkSLMetalCodeGenerator.cpp;l=803;drc=842d31b14159626054e01dd32826563a8f4214bf ) BYPASS_INCLUSIVE_LANGUAGE_REASON=see http://b/168134166 Change-Id: I330a456bf25ee72d3a29c59cd624625378ae80a0 Bug: skia:10649, skia:10757, skia:10758, skia:10759, skia:10760, skia:10761, skia:10762 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/319409 Commit-Queue: John Stiles <johnstiles@google.com> Reviewed-by: Ethan Nicholas <ethannicholas@google.com>
31 lines
755 B
Metal
31 lines
755 B
Metal
#include <metal_stdlib>
|
|
#include <simd/simd.h>
|
|
using namespace metal;
|
|
struct Inputs {
|
|
};
|
|
struct Outputs {
|
|
float4 sk_FragColor [[color(0)]];
|
|
};
|
|
fragment Outputs fragmentMain(Inputs _in [[stage_in]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
|
|
Outputs _outputStruct;
|
|
thread Outputs* _out = &_outputStruct;
|
|
if (sqrt(2.0) > 5.0) {
|
|
_out->sk_FragColor = float4(0.75);
|
|
} else {
|
|
discard_fragment();
|
|
}
|
|
int i = 0;
|
|
while (i < 10) {
|
|
_out->sk_FragColor *= 0.5;
|
|
i++;
|
|
}
|
|
do {
|
|
_out->sk_FragColor += 0.25;
|
|
} while (_out->sk_FragColor.x < 0.75);
|
|
for (int i = 0;i < 10; i++) {
|
|
if (i % 2 == 1) break; else continue;
|
|
}
|
|
return;
|
|
return *_out;
|
|
}
|