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>
39 lines
1.0 KiB
Metal
39 lines
1.0 KiB
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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half4 colorGreen;
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half4 colorRed;
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half 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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half4 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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float x = 1.0;
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float y = 2.0;
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int z = 3;
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x = (x - x) + ((y * x) * x) * (y - x);
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y = (x / y) / x;
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z = ((z / 2) * 3 + 4) - 2;
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bool b = x > 4.0 == x < 2.0 || 2.0h >= _uniforms.unknownInput && y <= x;
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bool c = _uniforms.unknownInput > 2.0h;
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bool d = b != c;
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bool e = b && c;
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bool f = b || c;
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x += 12.0;
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x -= 12.0;
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x *= (y /= 10.0);
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x = 6.0;
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y = (((float(b) * float(c)) * float(d)) * float(e)) * float(f);
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y = 6.0;
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z = z - 1;
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z = 6;
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_out.sk_FragColor = (x == 6.0 && y == 6.0) && z == 6 ? _uniforms.colorGreen : _uniforms.colorRed;
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return _out;
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}
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