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Merge pull request #1667 from Azaezel/divnullbadmmmmkay

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raycast division safety
This commit is contained in:
Areloch 2016-06-29 00:30:07 -05:00 committed by GitHub
parent 387e28a1e0 c67ba876d0
commit 48aed0e0ca
1 changed files with 6 additions and 1 deletions
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7
Engine/source/ts/tsCollision.cpp
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@ -1630,7 +1630,12 @@ bool TSMesh::castRayOpcode( const Point3F &s, const Point3F &e, RayInfo *info, T
}
// slerp
Point3F s = ( (max - min) - (facePoint - min) ) / (max - min);
Point3F divSafe = (max - min);
if (divSafe.x == 0.0f) divSafe.x = POINT_EPSILON;
if (divSafe.y == 0.0f) divSafe.y = POINT_EPSILON;
if (divSafe.z == 0.0f) divSafe.z = POINT_EPSILON;
Point3F s = ( (max - min) - (facePoint - min) ) / divSafe;
// compute axis
S32 bestAxis = 0;