diff options
Diffstat (limited to 'source/gameengine/Physics/Bullet/CcdPhysicsEnvironment.cpp')
| -rw-r--r-- | source/gameengine/Physics/Bullet/CcdPhysicsEnvironment.cpp | 129 |
1 files changed, 54 insertions, 75 deletions
diff --git a/source/gameengine/Physics/Bullet/CcdPhysicsEnvironment.cpp b/source/gameengine/Physics/Bullet/CcdPhysicsEnvironment.cpp index b773f40650b..dfbcf115fd7 100644 --- a/source/gameengine/Physics/Bullet/CcdPhysicsEnvironment.cpp +++ b/source/gameengine/Physics/Bullet/CcdPhysicsEnvironment.cpp @@ -368,7 +368,7 @@ void CcdPhysicsEnvironment::addCcdPhysicsController(CcdPhysicsController* ctrl) body->setUserPointer(ctrl); body->setGravity( m_gravity ); - m_controllers.push_back(ctrl); + m_controllers.insert(ctrl); //use explicit group/filter for finer control over collision in bullet => near/radar sensor m_dynamicsWorld->addRigidBody(body, ctrl->GetCollisionFilterGroup(), ctrl->GetCollisionFilterMask()); @@ -434,36 +434,16 @@ void CcdPhysicsEnvironment::addCcdPhysicsController(CcdPhysicsController* ctrl) void CcdPhysicsEnvironment::removeCcdPhysicsController(CcdPhysicsController* ctrl) { - //also remove constraint - - m_dynamicsWorld->removeRigidBody(ctrl->GetRigidBody()); + m_controllers.erase(ctrl); - - { - std::vector<CcdPhysicsController*>::iterator i = - std::find(m_controllers.begin(), m_controllers.end(), ctrl); - if (!(i == m_controllers.end())) - { - std::swap(*i, m_controllers.back()); - m_controllers.pop_back(); - } - } + if (ctrl->m_registerCount != 0) + printf("Warning: removing controller with non-zero m_registerCount: %d\n", ctrl->m_registerCount); //remove it from the triggers - { - std::vector<CcdPhysicsController*>::iterator i = - std::find(m_triggerControllers.begin(), m_triggerControllers.end(), ctrl); - if (!(i == m_triggerControllers.end())) - { - std::swap(*i, m_triggerControllers.back()); - m_triggerControllers.pop_back(); - } - } - - + m_triggerControllers.erase(ctrl); } void CcdPhysicsEnvironment::updateCcdPhysicsController(CcdPhysicsController* ctrl, btScalar newMass, int newCollisionFlags, short int newCollisionGroup, short int newCollisionMask) @@ -487,16 +467,22 @@ void CcdPhysicsEnvironment::updateCcdPhysicsController(CcdPhysicsController* ctr void CcdPhysicsEnvironment::enableCcdPhysicsController(CcdPhysicsController* ctrl) { - std::vector<CcdPhysicsController*>::iterator i = - std::find(m_controllers.begin(), m_controllers.end(), ctrl); - if (i == m_controllers.end()) + if (m_controllers.insert(ctrl).second) { btRigidBody* body = ctrl->GetRigidBody(); + body->setUserPointer(ctrl); m_dynamicsWorld->addCollisionObject(body, ctrl->GetCollisionFilterGroup(), ctrl->GetCollisionFilterMask()); } } +void CcdPhysicsEnvironment::disableCcdPhysicsController(CcdPhysicsController* ctrl) +{ + if (m_controllers.erase(ctrl)) + { + m_dynamicsWorld->removeRigidBody(ctrl->GetRigidBody()); + } +} void CcdPhysicsEnvironment::beginFrame() @@ -507,12 +493,12 @@ void CcdPhysicsEnvironment::beginFrame() bool CcdPhysicsEnvironment::proceedDeltaTime(double curTime,float timeStep) { + std::set<CcdPhysicsController*>::iterator it; + int i; - int i,numCtrl = GetNumControllers(); - for (i=0;i<numCtrl;i++) + for (it=m_controllers.begin(); it!=m_controllers.end(); it++) { - CcdPhysicsController* ctrl = GetPhysicsController(i); - ctrl->SynchronizeMotionStates(timeStep); + (*it)->SynchronizeMotionStates(timeStep); } float subStep = timeStep / float(m_numTimeSubSteps); @@ -521,11 +507,9 @@ bool CcdPhysicsEnvironment::proceedDeltaTime(double curTime,float timeStep) m_dynamicsWorld->stepSimulation(subStep,0);//perform always a full simulation step } - numCtrl = GetNumControllers(); - for (i=0;i<numCtrl;i++) + for (it=m_controllers.begin(); it!=m_controllers.end(); it++) { - CcdPhysicsController* ctrl = GetPhysicsController(i); - ctrl->SynchronizeMotionStates(timeStep); + (*it)->SynchronizeMotionStates(timeStep); } for (i=0;i<m_wrapperVehicles.size();i++) @@ -852,20 +836,6 @@ CcdPhysicsEnvironment::~CcdPhysicsEnvironment() } -int CcdPhysicsEnvironment::GetNumControllers() -{ - return m_controllers.size(); -} - - -CcdPhysicsController* CcdPhysicsEnvironment::GetPhysicsController( int index) -{ - return m_controllers[index]; -} - - - - void CcdPhysicsEnvironment::setConstraintParam(int constraintId,int param,float value0,float value1) { btTypedConstraint* typedConstraint = getConstraintById(constraintId); @@ -905,12 +875,14 @@ void CcdPhysicsEnvironment::addSensor(PHY_IPhysicsController* ctrl) { CcdPhysicsController* ctrl1 = (CcdPhysicsController* )ctrl; - std::vector<CcdPhysicsController*>::iterator i = - std::find(m_controllers.begin(), m_controllers.end(), ctrl); - if ((i == m_controllers.end())) - { - addCcdPhysicsController(ctrl1); - } + // addSensor() is a "light" function for bullet because it is used + // dynamically when the sensor is activated. Use enableCcdPhysicsController() instead + //if (m_controllers.insert(ctrl1).second) + //{ + // addCcdPhysicsController(ctrl1); + //} + enableCcdPhysicsController(ctrl1); + //Collision filter/mask is now set at the time of the creation of the controller //force collision detection with everything, including static objects (might hurt performance!) //ctrl1->GetRigidBody()->getBroadphaseHandle()->m_collisionFilterMask = btBroadphaseProxy::AllFilter ^ btBroadphaseProxy::SensorTrigger; @@ -923,21 +895,19 @@ void CcdPhysicsEnvironment::addSensor(PHY_IPhysicsController* ctrl) void CcdPhysicsEnvironment::removeCollisionCallback(PHY_IPhysicsController* ctrl) { - std::vector<CcdPhysicsController*>::iterator i = - std::find(m_triggerControllers.begin(), m_triggerControllers.end(), ctrl); - if (!(i == m_triggerControllers.end())) - { - std::swap(*i, m_triggerControllers.back()); - m_triggerControllers.pop_back(); - } + CcdPhysicsController* ccdCtrl = (CcdPhysicsController*)ctrl; + if (ccdCtrl->Unregister()) + m_triggerControllers.erase(ccdCtrl); } void CcdPhysicsEnvironment::removeSensor(PHY_IPhysicsController* ctrl) { removeCollisionCallback(ctrl); - //printf("removeSensor\n"); + + disableCcdPhysicsController((CcdPhysicsController*)ctrl); } + void CcdPhysicsEnvironment::addTouchCallback(int response_class, PHY_ResponseCallback callback, void *user) { /* printf("addTouchCallback\n(response class = %i)\n",response_class); @@ -974,11 +944,10 @@ void CcdPhysicsEnvironment::requestCollisionCallback(PHY_IPhysicsController* ctr { CcdPhysicsController* ccdCtrl = static_cast<CcdPhysicsController*>(ctrl); - //printf("requestCollisionCallback\n"); - m_triggerControllers.push_back(ccdCtrl); + if (ccdCtrl->Register()) + m_triggerControllers.insert(ccdCtrl); } - void CcdPhysicsEnvironment::CallbackTriggers() { @@ -987,13 +956,16 @@ void CcdPhysicsEnvironment::CallbackTriggers() if (m_triggerCallbacks[PHY_OBJECT_RESPONSE] || (m_debugDrawer && (m_debugDrawer->getDebugMode() & btIDebugDraw::DBG_DrawContactPoints))) { //walk over all overlapping pairs, and if one of the involved bodies is registered for trigger callback, perform callback - int numManifolds = m_dynamicsWorld->getDispatcher()->getNumManifolds(); + btDispatcher* dispatcher = m_dynamicsWorld->getDispatcher(); + int numManifolds = dispatcher->getNumManifolds(); for (int i=0;i<numManifolds;i++) { - btPersistentManifold* manifold = m_dynamicsWorld->getDispatcher()->getManifoldByIndexInternal(i); + btPersistentManifold* manifold = dispatcher->getManifoldByIndexInternal(i); int numContacts = manifold->getNumContacts(); if (numContacts) { + btRigidBody* rb0 = static_cast<btRigidBody*>(manifold->getBody0()); + btRigidBody* rb1 = static_cast<btRigidBody*>(manifold->getBody1()); if (m_debugDrawer && (m_debugDrawer->getDebugMode() & btIDebugDraw::DBG_DrawContactPoints)) { for (int j=0;j<numContacts;j++) @@ -1004,18 +976,17 @@ void CcdPhysicsEnvironment::CallbackTriggers() m_debugDrawer->drawContactPoint(cp.m_positionWorldOnB,cp.m_normalWorldOnB,cp.getDistance(),cp.getLifeTime(),color); } } - btRigidBody* obj0 = static_cast<btRigidBody* >(manifold->getBody0()); - btRigidBody* obj1 = static_cast<btRigidBody* >(manifold->getBody1()); + btRigidBody* obj0 = rb0; + btRigidBody* obj1 = rb1; //m_internalOwner is set in 'addPhysicsController' CcdPhysicsController* ctrl0 = static_cast<CcdPhysicsController*>(obj0->getUserPointer()); CcdPhysicsController* ctrl1 = static_cast<CcdPhysicsController*>(obj1->getUserPointer()); - std::vector<CcdPhysicsController*>::iterator i = - std::find(m_triggerControllers.begin(), m_triggerControllers.end(), ctrl0); + std::set<CcdPhysicsController*>::const_iterator i = m_triggerControllers.find(ctrl0); if (i == m_triggerControllers.end()) { - i = std::find(m_triggerControllers.begin(), m_triggerControllers.end(), ctrl1); + i = m_triggerControllers.find(ctrl1); } if (!(i == m_triggerControllers.end())) @@ -1023,6 +994,15 @@ void CcdPhysicsEnvironment::CallbackTriggers() m_triggerCallbacks[PHY_OBJECT_RESPONSE](m_triggerCallbacksUserPtrs[PHY_OBJECT_RESPONSE], ctrl0,ctrl1,0); } + // Bullet does not refresh the manifold contact point for object without contact response + // may need to remove this when a newer Bullet version is integrated + if (!dispatcher->needsResponse(rb0, rb1)) + { + // Refresh algorithm fails sometimes when there is penetration + // (usuall the case with ghost and sensor objects) + // Let's just clear the manifold, in any case, it is recomputed on each frame. + manifold->clearManifold(); //refreshContactPoints(rb0->getCenterOfMassTransform(),rb1->getCenterOfMassTransform()); + } } } @@ -1125,7 +1105,6 @@ PHY_IPhysicsController* CcdPhysicsEnvironment::CreateSphereController(float radi CcdPhysicsController* sphereController = new CcdPhysicsController(cinfo); - return sphereController; } |