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improve rolling friction using anisotropic direction, to avoid resting in an instable position

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(for implicit capsule, cylinder and cone shape)
See Bullet/Demos/RollingFrictionDemo for an example
This commit is contained in:
erwin.coumans
2012-09-16 17:01:25 +00:00
parent 26c713423f
commit 22fb7d5c1e
8 changed files with 120 additions and 43 deletions
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3
Demos/CcdPhysicsDemo/CcdPhysicsDemo.cpp
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@@ -281,8 +281,9 @@ void CcdPhysicsDemo::initPhysics()
float mass = 1.f;
btRigidBody* body = localCreateRigidBody(mass,trans,shape);
body->setAnisotropicFriction(shape->getAnisotropicRollingFrictionDirection(),btCollisionObject::CF_ANISOTROPIC_ROLLING_FRICTION);
body->setRollingFriction(0.1);
body->setRollingFriction(.3);
///when using m_ccdMode
if (m_ccdMode==USE_CCD)
{