From: reed@google.com <reed@google.com@2bbb7eff-a529-9590-31e7-b0007b416f81>
Date: Thu, 7 Feb 2013 20:28:49 +0000 (+0000)
Subject: only take the vertical special-case for gradients when dx is exactly 0, as a
X-Git-Tag: accepted/tizen/5.0/unified/20181102.025319~13491
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=53009ba7019cbe86a6ab2aa5b7ae5893e4efffbd;p=platform%2Fupstream%2FlibSkiaSharp.git

only take the vertical special-case for gradients when dx is exactly 0, as a
zoomed gradient can have a very small dx, but be no where near to vertical.

http://code.google.com/p/skia/issues/detail?id=1101
Review URL: https://codereview.appspot.com/7310059

git-svn-id: http://skia.googlecode.com/svn/trunk@7653 2bbb7eff-a529-9590-31e7-b0007b416f81
---

diff --git a/src/effects/gradients/SkLinearGradient.cpp b/src/effects/gradients/SkLinearGradient.cpp
index 16a1168..f6bae72 100644
--- a/src/effects/gradients/SkLinearGradient.cpp
+++ b/src/effects/gradients/SkLinearGradient.cpp
@@ -240,7 +240,7 @@ void SkLinearGradient::shadeSpan(int x, int y, SkPMColor* SK_RESTRICT dstC,
         }
 
         LinearShadeProc shadeProc = shadeSpan_linear_repeat;
-        if (SkFixedNearlyZero(dx)) {
+        if (0 == dx) {
             shadeProc = shadeSpan_linear_vertical_lerp;
         } else if (SkShader::kClamp_TileMode == fTileMode) {
             shadeProc = shadeSpan_linear_clamp;