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Merge pull request #2634 from stephengold/safeNormalize

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use safeNormalize() to avoid assert failure in btVector3::normalize()
This commit is contained in:
erwincoumans
2020-02-20 10:57:42 -08:00
committed by GitHub
parent bfba4ac2b6 43877214bd
commit 981d5f2bf3
1 changed files with 2 additions and 2 deletions
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4
src/BulletCollision/BroadphaseCollision/btQuantizedBvh.cpp
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@@ -468,7 +468,7 @@ void btQuantizedBvh::walkStacklessTreeAgainstRay(btNodeOverlapCallback* nodeCall
#ifdef RAYAABB2
btVector3 rayDir = (rayTarget - raySource);
rayDir.normalize();
rayDir.safeNormalize();// stephengold changed normalize to safeNormalize 2020-02-17
lambda_max = rayDir.dot(rayTarget - raySource);
///what about division by zero? --> just set rayDirection[i] to 1.0
btVector3 rayDirectionInverse;
@@ -554,7 +554,7 @@ void btQuantizedBvh::walkStacklessQuantizedTreeAgainstRay(btNodeOverlapCallback*
#ifdef RAYAABB2
btVector3 rayDirection = (rayTarget - raySource);
rayDirection.normalize();
rayDirection.safeNormalize();// stephengold changed normalize to safeNormalize 2020-02-17
lambda_max = rayDirection.dot(rayTarget - raySource);
///what about division by zero? --> just set rayDirection[i] to 1.0
rayDirection[0] = rayDirection[0] == btScalar(0.0) ? btScalar(BT_LARGE_FLOAT) : btScalar(1.0) / rayDirection[0];