9b9805959d
This reverts commit9d24b02c2f. 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 commitd90e09b1ae. > > 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>
28 lines
869 B
Metal
28 lines
869 B
Metal
#include <metal_stdlib>
|
|
#include <simd/simd.h>
|
|
using namespace metal;
|
|
struct Uniforms {
|
|
half4 a;
|
|
half4 b;
|
|
uint2 c;
|
|
uint2 d;
|
|
int3 e;
|
|
int3 f;
|
|
};
|
|
struct Inputs {
|
|
};
|
|
struct Outputs {
|
|
half4 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 expectFFTT = bool4(false, false, true, true);
|
|
bool4 expectTTFF = bool4(true, true, false, false);
|
|
_out.sk_FragColor.x = half((_uniforms.a != _uniforms.b).x ? 1 : 0);
|
|
_out.sk_FragColor.y = half((_uniforms.c != _uniforms.d).y ? 1 : 0);
|
|
_out.sk_FragColor.z = half((_uniforms.e != _uniforms.f).z ? 1 : 0);
|
|
_out.sk_FragColor.w = half(any(expectTTFF) || any(expectFFTT) ? 1 : 0);
|
|
return _out;
|
|
}
|