include/private/SkFixed.h - Issue 2221103002: Analytic AntiAlias for Convex Shapes

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Unified Diff: include/private/SkFixed.h

Issue 2221103002: Analytic AntiAlias for Convex Shapes (Closed) Base URL: https://skia.googlesource.com/skia.git@master

Patch Set: Make alpha computation cleaner and faster Created 4 years, 4 months ago

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Index: include/private/SkFixed.h

diff --git a/include/private/SkFixed.h b/include/private/SkFixed.h

index be3bb5d6045d9b24fd98096295b3385be409d5d3..083d02394176e92647189be4c1d4f2efbcb9bdd9 100644

--- a/include/private/SkFixed.h

+++ b/include/private/SkFixed.h

@@ -88,6 +88,10 @@ inline SkFixed SkFixedMul_longlong(SkFixed a, SkFixed b) {

}

#define SkFixedMul(a,b) SkFixedMul_longlong(a,b)

+inline SkFixed SkFixedMul_lowprec(SkFixed a, SkFixed b) {

+ return (a >> 8) * (b >> 8);

#if defined(SK_CPU_ARM32)

/* This guy does not handle NaN or other obscurities, but is faster than