From 9fcb7cd520dd5b1befcff9115a707a2b4cfa718a Mon Sep 17 00:00:00 2001 From: Mitchell Stokes Date: Sun, 7 Oct 2012 19:10:03 +0000 Subject: BGE: When applying movement to an object with the Character physics type, use the btKinematicCharacterController's setWalkDirection() instead of moving the physics object ourselves. This reduces issues with tunneling (the character going through other objects). --- source/gameengine/Physics/Bullet/CcdPhysicsController.cpp | 14 +++++++++----- source/gameengine/Physics/Bullet/CcdPhysicsEnvironment.h | 5 +++++ 2 files changed, 14 insertions(+), 5 deletions(-) (limited to 'source/gameengine/Physics/Bullet') diff --git a/source/gameengine/Physics/Bullet/CcdPhysicsController.cpp b/source/gameengine/Physics/Bullet/CcdPhysicsController.cpp index 81bf66d9536..240bda811f0 100644 --- a/source/gameengine/Physics/Bullet/CcdPhysicsController.cpp +++ b/source/gameengine/Physics/Bullet/CcdPhysicsController.cpp @@ -895,18 +895,22 @@ void CcdPhysicsController::RelativeTranslate(float dlocX,float dlocY,float dloc return; } - // btRigidBody* body = GetRigidBody(); // not used anymore - btVector3 dloc(dlocX,dlocY,dlocZ); btTransform xform = m_object->getWorldTransform(); if (local) - { dloc = xform.getBasis()*dloc; + + if (m_characterController) + { + m_characterController->setWalkDirection(dloc/GetPhysicsEnvironment()->getNumTimeSubSteps()); } + else + { - xform.setOrigin(xform.getOrigin() + dloc); - SetCenterOfMassTransform(xform); + xform.setOrigin(xform.getOrigin() + dloc); + SetCenterOfMassTransform(xform); + } } } diff --git a/source/gameengine/Physics/Bullet/CcdPhysicsEnvironment.h b/source/gameengine/Physics/Bullet/CcdPhysicsEnvironment.h index c499a1ef75c..59e40a6f91a 100644 --- a/source/gameengine/Physics/Bullet/CcdPhysicsEnvironment.h +++ b/source/gameengine/Physics/Bullet/CcdPhysicsEnvironment.h @@ -115,6 +115,11 @@ protected: virtual void setLinearAirDamping(float damping); virtual void setUseEpa(bool epa); + int getNumTimeSubSteps() + { + return m_numTimeSubSteps; + } + virtual void beginFrame(); virtual void endFrame() {} /// Perform an integration step of duration 'timeStep'. -- cgit v1.2.3