diff options
Diffstat (limited to 'modules/bullet/rigid_body_bullet.cpp')
| -rw-r--r-- | modules/bullet/rigid_body_bullet.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/modules/bullet/rigid_body_bullet.cpp b/modules/bullet/rigid_body_bullet.cpp index 37e7718969..85659e1523 100644 --- a/modules/bullet/rigid_body_bullet.cpp +++ b/modules/bullet/rigid_body_bullet.cpp @@ -797,7 +797,10 @@ void RigidBodyBullet::reload_shapes() { const btScalar mass = invMass == 0 ? 0 : 1 / invMass; if (mainShape) { - btVector3 inertia; + // inertia initialised zero here because some of bullet's collision + // shapes incorrectly do not set the vector in calculateLocalIntertia. + // Arbitrary zero is preferable to undefined behaviour. + btVector3 inertia(0, 0, 0); mainShape->calculateLocalInertia(mass, inertia); btBody->setMassProps(mass, inertia); } |