skia2/tests/sksl/intrinsics/Not.metal
John Stiles 7bb100ec04 Optimize not() intrinsic.
This is similar to the intrinsic optimization for any() and all(). Tests
for all three intrinsics have been bulked up a bit as well.

Change-Id: I262b9448e543b4709d1e7c8585f74a206c4b5abd
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/406576
Auto-Submit: John Stiles <johnstiles@google.com>
Reviewed-by: Ethan Nicholas <ethannicholas@google.com>
Commit-Queue: John Stiles <johnstiles@google.com>
2021-05-11 14:08:39 +00:00

24 lines
897 B
Metal

#include <metal_stdlib>
#include <simd/simd.h>
using namespace metal;
struct Uniforms {
float4 inputH4;
float4 expectedH4;
float4 colorGreen;
float4 colorRed;
};
struct Inputs {
};
struct Outputs {
float4 sk_FragColor [[color(0)]];
};
fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
Outputs _out;
(void)_out;
bool4 input = bool4(_uniforms.inputH4);
bool4 expected = bool4(_uniforms.expectedH4);
_out.sk_FragColor = ((((all(not(input.xy) == expected.xy) && all(not(input.xyz) == expected.xyz)) && all(not(input) == expected)) && all(bool2(false, true) == expected.xy)) && all(bool3(false, true, false) == expected.xyz)) && all(bool4(false, true, false, true) == expected) ? _uniforms.colorGreen : _uniforms.colorRed;
return _out;
}