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Reject zero-length lines in Line.intersectsRectangle

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Because it worked that way before.
This commit is contained in:
samme 2017-01-03 13:24:57 -08:00
parent 9954130b40
commit d54478d82f
1 changed files with 3 additions and 2 deletions
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5
v2-community/src/geom/Line.js
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@ -633,8 +633,9 @@ Phaser.Line.intersects = function (a, b, asSegment, result) {
* *
* An intersection is considered valid if: * An intersection is considered valid if:
* *
* The line starts within or ends within the rectangle (even for lines of length 0); or * The line starts within or ends within the rectangle; or
* The line segment intersects one of the 4 rectangle edges; and * The line segment intersects one of the 4 rectangle edges; and
* The line has a non-zero length; and
* The rectangle is not empty. * The rectangle is not empty.
* *
* For the purposes of this function rectangles are considered 'solid'. * For the purposes of this function rectangles are considered 'solid'.
@ -647,7 +648,7 @@ Phaser.Line.intersects = function (a, b, asSegment, result) {
Phaser.Line.intersectsRectangle = function (line, rect) { Phaser.Line.intersectsRectangle = function (line, rect) {
// Quick bail out // Quick bail out
if (rect.empty) if (line.length === 0 || rect.empty)
{ {
return false; return false;
} }