tree fbccf7e4c0b6c68b809588e7a7053d6bb0cf10ac
parent 2fad74a0fdc5eb3f505a052849c3cbeffa6e2d17
author Cary Clark <caryclark@skia.org> 1513796119 -0500
committer Skia Commit-Bot <skia-commit-bot@chromium.org> 1513797516 +0000

long rect dash fix with guards

long rect dash with guards

check dash fix back in with
guards against changing
chrome layout test results

original change clipped against wrong rectangle
some of the time, causing tiled drawing to fail.
Always clip against outset rectangle.

original CL: skia-review.googlesource.com/c/skia/+/84862

efficiently dash very large rectangles and very long lines
Speed up dashing when lines and rects are absurdly large.

Prior to this CL, only horizontal lines were detected.

Also folded in a change to handle dashing of zero length lines.

TBR=egdaniel@google.com
Bug: skia:7311
Change-Id: Ic3c68ec8ea35d0597c892c3b26ba7bb077045990
Reviewed-on: https://skia-review.googlesource.com/87768
Reviewed-by: Cary Clark <caryclark@skia.org>
Commit-Queue: Cary Clark <caryclark@skia.org>