Zero length arc winding fix

ecomfe · Jan 13, 2016 · ad46a25 · ad46a25
1 parent b675dba
commit ad46a25
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Showing 2 changed files with 9 additions and 2 deletions.
diff --git a/src/contain/path.js b/src/contain/path.js
@@ -144,7 +144,11 @@ define(function (require) {
         roots[0] = -tmp;
         roots[1] = tmp;
 
-        if (Math.abs(startAngle - endAngle) % PI2 < 1e-4) {
+        var diff = Math.abs(startAngle - endAngle);
+        if (diff < 1e-4) {
+            return 0;
+        }
+        if (diff % PI2 < 1e-4) {
             // Is a circle
             startAngle = 0;
             endAngle = PI2;

diff --git a/src/core/bbox.js b/src/core/bbox.js
@@ -166,7 +166,10 @@ define(function (require) {
         var vec2Min = vec2.min;
         var vec2Max = vec2.max;
 
-        if (Math.abs(startAngle - endAngle) % PI2 < 1e-4) {
+        var diff = Math.abs(startAngle - endAngle);
+
+
+        if (diff % PI2 < 1e-4 && diff > 1e-4) {
             // Is a circle
             min[0] = x - rx;
             min[1] = y - ry;