Scarfski/bullet3
1
0
Fork 0
mirror of https://github.com/bulletphysics/bullet3.git synced 2026-06-08 08:13:55 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fixes assertion caused by a 0len vector normalization

Browse Source 
fixes #3194
This commit is contained in:
Andrea Catania
2021-04-26 11:04:39 +02:00
committed by GitHub
parent c74d5e322f
commit c0efe069c5
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
src/BulletCollision/CollisionDispatch/btCollisionWorld.cpp
View File

@@ -1037,7 +1037,7 @@ struct btSingleSweepCallback : public btBroadphaseRayCallback
m_castShape(castShape)
{
btVector3 unnormalizedRayDir = (m_convexToTrans.getOrigin() - m_convexFromTrans.getOrigin());
btVector3 rayDir = unnormalizedRayDir.normalized();
btVector3 rayDir = unnormalizedRayDir.fuzzyZero() ? btVector3(btScalar(0.0), btScalar(0.0), btScalar(0.0)) : unnormalizedRayDir.normalized();
///what about division by zero? --> just set rayDirection[i] to INF/BT_LARGE_FLOAT
m_rayDirectionInverse[0] = rayDir[0] == btScalar(0.0) ? btScalar(BT_LARGE_FLOAT) : btScalar(1.0) / rayDir[0];
m_rayDirectionInverse[1] = rayDir[1] == btScalar(0.0) ? btScalar(BT_LARGE_FLOAT) : btScalar(1.0) / rayDir[1];