detect empty/inverted rect before using autobounds helper (as with prev. rev.)

git-svn-id: http://skia.googlecode.com/svn/trunk@705 2bbb7eff-a529-9590-31e7-b0007b416f81
2011-01-18 20:55:57 +00:00 · 2011-01-18 20:55:57 +00:00 · 44b2c73ca6
commit 44b2c73ca6
parent abf15c189b
1 changed files with 5 additions and 0 deletions
--- a/src/core/SkPath.cpp
+++ b/src/core/SkPath.cpp
@ -488,6 +488,11 @@ static void add_corner_arc(SkPath* path, const SkRect& rect,

 void SkPath::addRoundRect(const SkRect& rect, const SkScalar rad[],
                          Direction dir) {
+    // abort before we invoke SkAutoPathBoundsUpdate()
+    if (rect.isEmpty()) {
+        return;
+    }
+
    SkAutoPathBoundsUpdate apbu(this, rect);

    if (kCW_Direction == dir) {