diff options
Diffstat (limited to 'source/gameengine/Ketsji')
8 files changed, 41 insertions, 7 deletions
diff --git a/source/gameengine/Ketsji/KX_BulletPhysicsController.cpp b/source/gameengine/Ketsji/KX_BulletPhysicsController.cpp index a67f4a54b3f..534c48661b7 100644 --- a/source/gameengine/Ketsji/KX_BulletPhysicsController.cpp +++ b/source/gameengine/Ketsji/KX_BulletPhysicsController.cpp @@ -303,6 +303,25 @@ void KX_BulletPhysicsController::RemoveCompoundChild(KX_IPhysicsController* c GetPhysicsEnvironment()->enableCcdPhysicsController(childCtrl); } +void KX_BulletPhysicsController::SetMass(MT_Scalar newmass) +{ + btRigidBody *body = GetRigidBody(); + if (body && body->getActivationState() != DISABLE_SIMULATION && + newmass>MT_EPSILON && GetMass()>MT_EPSILON) + { + btVector3 grav = body->getGravity(); + btVector3 accel = grav / GetMass(); + + btBroadphaseProxy* handle = body->getBroadphaseHandle(); + GetPhysicsEnvironment()->updateCcdPhysicsController(this, + newmass, + body->getCollisionFlags(), + handle->m_collisionFilterGroup, + handle->m_collisionFilterMask); + body->setGravity(accel); + } +} + void KX_BulletPhysicsController::SuspendDynamics(bool ghost) { btRigidBody *body = GetRigidBody(); @@ -333,7 +352,7 @@ void KX_BulletPhysicsController::RestoreDynamics() m_savedCollisionFlags, m_savedCollisionFilterGroup, m_savedCollisionFilterMask); - GetRigidBody()->forceActivationState(m_savedActivationState); + body->forceActivationState(m_savedActivationState); } } diff --git a/source/gameengine/Ketsji/KX_BulletPhysicsController.h b/source/gameengine/Ketsji/KX_BulletPhysicsController.h index a50af2699bf..44fbde7054e 100644 --- a/source/gameengine/Ketsji/KX_BulletPhysicsController.h +++ b/source/gameengine/Ketsji/KX_BulletPhysicsController.h @@ -41,6 +41,7 @@ public: virtual void setPosition(const MT_Point3& pos); virtual void setScaling(const MT_Vector3& scaling); virtual MT_Scalar GetMass(); + virtual void SetMass(MT_Scalar newmass); virtual MT_Vector3 getReactionForce(); virtual void setRigidBody(bool rigid); virtual void AddCompoundChild(KX_IPhysicsController* child); diff --git a/source/gameengine/Ketsji/KX_GameObject.cpp b/source/gameengine/Ketsji/KX_GameObject.cpp index 706b80a1fab..42316c6c873 100644 --- a/source/gameengine/Ketsji/KX_GameObject.cpp +++ b/source/gameengine/Ketsji/KX_GameObject.cpp @@ -1129,7 +1129,7 @@ PyObject* KX_GameObject::_getattr(const STR_String& attr) if (m_pPhysicsController1) { if (attr == "mass") - return PyFloat_FromDouble(GetPhysicsController()->GetMass()); + return PyFloat_FromDouble(m_pPhysicsController1->GetMass()); } if (attr == "parent") @@ -1171,10 +1171,6 @@ PyObject* KX_GameObject::_getattr(const STR_String& attr) int KX_GameObject::_setattr(const STR_String& attr, PyObject *value) // _setattr method { - if (attr == "mass") { - PyErr_SetString(PyExc_AttributeError, "attribute \"mass\" is read only"); - return 1; - } if (attr == "parent") { PyErr_SetString(PyExc_AttributeError, "attribute \"mass\" is read only\nUse setParent()"); @@ -1203,6 +1199,11 @@ int KX_GameObject::_setattr(const STR_String& attr, PyObject *value) // _setattr return 0; } } + if (attr == "mass") { + if (m_pPhysicsController1) + m_pPhysicsController1->SetMass(val); + return 0; + } } if (PySequence_Check(value)) diff --git a/source/gameengine/Ketsji/KX_IPhysicsController.h b/source/gameengine/Ketsji/KX_IPhysicsController.h index fed71735bec..13501f1fbbd 100644 --- a/source/gameengine/Ketsji/KX_IPhysicsController.h +++ b/source/gameengine/Ketsji/KX_IPhysicsController.h @@ -78,6 +78,7 @@ public: virtual void setPosition(const MT_Point3& pos)=0; virtual void setScaling(const MT_Vector3& scaling)=0; virtual MT_Scalar GetMass()=0; + virtual void SetMass(MT_Scalar newmass)=0; virtual MT_Vector3 getReactionForce()=0; virtual void setRigidBody(bool rigid)=0; virtual void AddCompoundChild(KX_IPhysicsController* child) = 0; diff --git a/source/gameengine/Ketsji/KX_SCA_DynamicActuator.cpp b/source/gameengine/Ketsji/KX_SCA_DynamicActuator.cpp index d44ab477749..176ccf1a84a 100644 --- a/source/gameengine/Ketsji/KX_SCA_DynamicActuator.cpp +++ b/source/gameengine/Ketsji/KX_SCA_DynamicActuator.cpp @@ -133,10 +133,12 @@ KX_PYMETHODDEF_DOC(KX_SCA_DynamicActuator, getOperation, KX_SCA_DynamicActuator::KX_SCA_DynamicActuator(SCA_IObject *gameobj, short dyn_operation, + float setmass, PyTypeObject* T) : SCA_IActuator(gameobj, T), - m_dyn_operation(dyn_operation) + m_dyn_operation(dyn_operation), + m_setmass(setmass) { } /* End of constructor */ @@ -179,6 +181,9 @@ bool KX_SCA_DynamicActuator::Update() case 3: controller->setRigidBody(false); break; + case 4: + controller->SetMass(m_setmass); + break; } return false; diff --git a/source/gameengine/Ketsji/KX_SCA_DynamicActuator.h b/source/gameengine/Ketsji/KX_SCA_DynamicActuator.h index b47c3a511d9..de2fab68d15 100644 --- a/source/gameengine/Ketsji/KX_SCA_DynamicActuator.h +++ b/source/gameengine/Ketsji/KX_SCA_DynamicActuator.h @@ -45,10 +45,12 @@ class KX_SCA_DynamicActuator : public SCA_IActuator // dynamics operation to apply to the game object short m_dyn_operation; + float m_setmass; public: KX_SCA_DynamicActuator( SCA_IObject* gameobj, short dyn_operation, + float setmass, PyTypeObject* T=&Type ); diff --git a/source/gameengine/Ketsji/KX_SumoPhysicsController.cpp b/source/gameengine/Ketsji/KX_SumoPhysicsController.cpp index c842ca1ee14..7631ee05b0b 100644 --- a/source/gameengine/Ketsji/KX_SumoPhysicsController.cpp +++ b/source/gameengine/Ketsji/KX_SumoPhysicsController.cpp @@ -205,6 +205,10 @@ MT_Scalar KX_SumoPhysicsController::GetMass() return SumoPhysicsController::getMass(); } +void KX_SumoPhysicsController::SetMass(MT_Scalar newmass) +{ +} + MT_Scalar KX_SumoPhysicsController::GetRadius() { return SumoPhysicsController::GetRadius(); diff --git a/source/gameengine/Ketsji/KX_SumoPhysicsController.h b/source/gameengine/Ketsji/KX_SumoPhysicsController.h index a684b637894..46c8ba6df45 100644 --- a/source/gameengine/Ketsji/KX_SumoPhysicsController.h +++ b/source/gameengine/Ketsji/KX_SumoPhysicsController.h @@ -87,6 +87,7 @@ public: virtual void setPosition(const MT_Point3& pos); virtual void setScaling(const MT_Vector3& scaling); virtual MT_Scalar GetMass(); + virtual void SetMass(MT_Scalar newmass); virtual MT_Scalar GetRadius(); virtual MT_Vector3 getReactionForce(); virtual void setRigidBody(bool rigid); |