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Give the intersection that brings us back to the beginning alwasy the priority.

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This commit is contained in:
Jürg Lehni 2015-09-24 07:47:39 -04:00
parent c79166a46f
commit fc0b5a8858
1 changed files with 5 additions and 5 deletions
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10
src/path/PathItem.Boolean.js
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@ -560,7 +560,7 @@ PathItem.inject(new function() {
+ ', seg wi:' + seg._winding
+ ', next wi:' + next._winding
+ ', seg op:' + isValid(seg, true)
+ ', next op:' + isValid(next)
+ ', next op:' + isValid(next, !strict && inter._overlap)
+ ', seg ov: ' + (seg._intersection
&& seg._intersection._overlap)
+ ', next ov: ' + (next._intersection
@ -579,9 +579,9 @@ PathItem.inject(new function() {
// which invalid current segments are tolerated, and overlaps for
// the next segment are allowed as long as they are valid when not
// adjusted.
return !seg._visited && (!next._visited
|| next === start || next === otherStart)
&& (!operator // Self-intersection doesn't need isValid() calls
return next === start || next === otherStart
// Self-intersection (!operator) doesn't need isValid() calls
|| !seg._visited && !next._visited && (!operator
// NOTE: We need to use the unadjusted winding here since an
// overlap crossing might have brought us here, in which
// case isValid(seg, false) might be false.
@ -681,7 +681,7 @@ PathItem.inject(new function() {
drawSegment(seg, other, 'overlap-cross', i, 'orange');
seg = other;
} else {
drawSegment(seg, null, 'overlap-stay', i, 'orange');
drawSegment(seg, other, 'overlap-stay', i, 'orange');
}
} else if (operation === 'exclude') {
// We need to handle exclusion separately, as we want to