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fix in GIMPACT, reported here: http://code.google.com/p/bullet/issues/detail?id=118

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tweak character margin for smoother sliding (needs to be fixed properly)
This commit is contained in:
erwin.coumans
2008-11-08 21:33:37 +00:00
parent f9aa7f3b53
commit 5dac27e694
3 changed files with 12 additions and 7 deletions
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10
src/BulletDynamics/Character/btKinematicCharacterController.cpp
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@@ -95,6 +95,7 @@ btVector3 btKinematicCharacterController::perpindicularComponent (const btVector
btKinematicCharacterController::btKinematicCharacterController (btPairCachingGhostObject* ghostObject,btConvexShape* convexShape,btScalar stepHeight)
{
m_addedMargin = 0.02f;
m_walkDirection.setValue(0,0,0);
m_useGhostObjectSweepTest = true;
m_ghostObject = ghostObject;
@@ -277,8 +278,9 @@ void btKinematicCharacterController::stepForwardAndStrafe ( btCollisionWorld* co
callback.m_collisionFilterMask = getGhostObject()->getBroadphaseHandle()->m_collisionFilterMask;
//btScalar margin = m_convexShape->getMargin();
//m_convexShape->setMargin(margin - 0.06f);
btScalar margin = m_convexShape->getMargin();
m_convexShape->setMargin(margin + m_addedMargin);
if (m_useGhostObjectSweepTest)
{
@@ -288,7 +290,7 @@ void btKinematicCharacterController::stepForwardAndStrafe ( btCollisionWorld* co
collisionWorld->convexSweepTest (m_convexShape, start, end, callback);
}
//m_convexShape->setMargin(margin);
m_convexShape->setMargin(margin);
fraction -= callback.m_closestHitFraction;
@@ -303,7 +305,7 @@ void btKinematicCharacterController::stepForwardAndStrafe ( btCollisionWorld* co
}
/* If the distance is farther than the collision margin, move */
if (hitDistance > 0.05)
if (hitDistance > m_addedMargin)
{
// printf("callback.m_closestHitFraction=%f\n",callback.m_closestHitFraction);
m_currentPosition.setInterpolate3 (m_currentPosition, m_targetPosition, callback.m_closestHitFraction);