skia2/tests/sksl/intrinsics/Transpose.metal
John Stiles 9b9805959d Reland "Add support for half-precision types in Metal."
This reverts commit 9d24b02c2f.

Reason for revert: needs premul/unpremul conversion fix (http://review.skia.org/465798)

Original change's description:
> Revert "Add support for half-precision types in Metal."
>
> This reverts commit d90e09b1ae.
>
> Reason for revert: MacMini failing CompressedBackendAllocationTest
>
> Original change's description:
> > Add support for half-precision types in Metal.
> >
> > This will hopefully improve performance on lower-end GPUs.
> >
> > Change-Id: I9c2ee6dc31acd08bec0bfb5f59edc3cf90163f9e
> > Bug: skia:12339
> > Reviewed-on: https://skia-review.googlesource.com/c/skia/+/465078
> > Auto-Submit: John Stiles <johnstiles@google.com>
> > Reviewed-by: Brian Osman <brianosman@google.com>
> > Commit-Queue: John Stiles <johnstiles@google.com>
>
> Bug: skia:12339
> Change-Id: Ic5aa4bef454ca67f5ce26c600444d9565e0158cb
> No-Presubmit: true
> No-Tree-Checks: true
> No-Try: true
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/465796
> Auto-Submit: Brian Osman <brianosman@google.com>
> Commit-Queue: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
> Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>

Bug: skia:12339
Change-Id: I53a8a6fef299da15d206d884ba7029820ffcff43
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/465799
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Commit-Queue: John Stiles <johnstiles@google.com>
2021-10-30 14:33:52 +00:00

54 lines
2.1 KiB
Metal

#include <metal_stdlib>
#include <simd/simd.h>
using namespace metal;
struct Uniforms {
float2x2 testMatrix2x2;
float3x3 testMatrix3x3;
half4 colorGreen;
half4 colorRed;
};
struct Inputs {
};
struct Outputs {
half4 sk_FragColor [[color(0)]];
};
thread bool operator==(const float2x2 left, const float2x2 right);
thread bool operator!=(const float2x2 left, const float2x2 right);
thread bool operator==(const float3x2 left, const float3x2 right);
thread bool operator!=(const float3x2 left, const float3x2 right);
thread bool operator==(const float3x3 left, const float3x3 right);
thread bool operator!=(const float3x3 left, const float3x3 right);
thread bool operator==(const float2x2 left, const float2x2 right) {
return all(left[0] == right[0]) &&
all(left[1] == right[1]);
}
thread bool operator!=(const float2x2 left, const float2x2 right) {
return !(left == right);
}
thread bool operator==(const float3x2 left, const float3x2 right) {
return all(left[0] == right[0]) &&
all(left[1] == right[1]) &&
all(left[2] == right[2]);
}
thread bool operator!=(const float3x2 left, const float3x2 right) {
return !(left == right);
}
thread bool operator==(const float3x3 left, const float3x3 right) {
return all(left[0] == right[0]) &&
all(left[1] == right[1]) &&
all(left[2] == right[2]);
}
thread bool operator!=(const float3x3 left, const float3x3 right) {
return !(left == right);
}
fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
Outputs _out;
(void)_out;
float2x3 testMatrix2x3 = float2x3(float3(1.0, 2.0, 3.0), float3(4.0, 5.0, 6.0));
_out.sk_FragColor = (transpose(_uniforms.testMatrix2x2) == float2x2(float2(1.0, 3.0), float2(2.0, 4.0)) && transpose(testMatrix2x3) == float3x2(float2(1.0, 4.0), float2(2.0, 5.0), float2(3.0, 6.0))) && transpose(_uniforms.testMatrix3x3) == float3x3(float3(1.0, 4.0, 7.0), float3(2.0, 5.0, 8.0), float3(3.0, 6.0, 9.0)) ? _uniforms.colorGreen : _uniforms.colorRed;
return _out;
}