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Merge pull request #55042 from nekomatata/fix-segment-intersection

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Rémi Verschelde 2021-11-17 17:33:56 +01:00 committed by GitHub
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1 changed files with 1 additions and 2 deletions
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core/math/geometry_2d.h
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@ -181,8 +181,7 @@ public:
D = Vector2(D.x * Bn.x + D.y * Bn.y, D.y * Bn.x - D.x * Bn.y);
// Fail if C x B and D x B have the same sign (segments don't intersect).
// (equivalent to condition (C.y < 0 && D.y < CMP_EPSILON) || (C.y > 0 && D.y > CMP_EPSILON))
if (C.y * D.y > CMP_EPSILON) {
if ((C.y < -CMP_EPSILON && D.y < -CMP_EPSILON) || (C.y > CMP_EPSILON && D.y > CMP_EPSILON)) {
return false;
}