Added apply effect functionality

Code/GamePhysics/Implementation/PhysicsAPI_Impl.cpp

@@ -12,6 +12,8 @@ using namespace ::Utility::Value;
 
 API_Impl API_instance;
 
+
+
 API & API::Instance()
 {
 	return API_instance;
@@ -251,9 +253,72 @@ void API_Impl::ReleaseFromLimbo( const ICustomBody* objRef )
 	
 }
 
-void API_Impl::ApplyEffect( const Oyster::Collision3D::ICollideable& collideable, void* args, void(hitAction)(ICustomBody*, void*) )
+void API_Impl::ApplyEffect(Oyster::Collision3D::ICollideable* collideable, void* args, EventAction_ApplyEffect effect)
 {
-	
+	btRigidBody* body;
+	btCollisionShape* shape;
+	btMotionState* state;
+	btRigidBody::btRigidBodyConstructionInfo rigidBodyCI(0, NULL, NULL);
+
+	Sphere* sphere;
+	Box* box;
+
+	switch(collideable->type)
+	{
+		case ICollideable::Type::Type_sphere:
+			sphere = dynamic_cast<Sphere*>(collideable);
+			// Add collision shape
+			shape = new btSphereShape(sphere->radius);
+
+			// Add motion state
+			state = new btDefaultMotionState(btTransform(btQuaternion(0.0f, 0.0f, 0.0f, 1.0f),btVector3(sphere->center.x, sphere->center.y, sphere->center.z)));
+
+			// Add rigid body
+			rigidBodyCI = btRigidBody::btRigidBodyConstructionInfo(0, state, shape);
+			body = new btRigidBody(rigidBodyCI);
+			
+			break;
+
+		case ICollideable::Type::Type_box:
+			box = dynamic_cast<Box*>(collideable);
+			// Add collision shape
+			shape = new btBoxShape(btVector3(box->boundingOffset.x, box->boundingOffset.y, box->boundingOffset.z));
+
+			// Add motion state
+			state = new btDefaultMotionState(btTransform(btQuaternion(0.0f, 0.0f, 0.0f, 1.0f),btVector3(box->center.x, box->center.y, box->center.z)));
+
+			// Add rigid body
+			rigidBodyCI = btRigidBody::btRigidBodyConstructionInfo(0, state, shape);
+			body = new btRigidBody(rigidBodyCI);
+
+			break;
+
+		//case ICollideable::Type::Type_cone:
+			//cone = dynamic_cast<Cone*>(collideable);
+			// Add collision shape
+			//shape = new btConeShape();
+
+			// Add motion state
+			//state = new btDefaultMotionState(btTransform(btQuaternion(),btVector3(cone->center.x, cone->center.y, cone->center.z)));
+
+			// Add rigid body
+			//btRigidBody::btRigidBodyConstructionInfo rigidBodyCI(0, state, shape);
+			//body = new btRigidBody(rigidBodyCI);
+
+			//break;
+		default:
+			return;
+	}
+	ContactSensorCallback callback(*body, effect, args);
+
+	this->dynamicsWorld->contactTest(body, callback);
+
+	delete state;
+	state = NULL;
+	delete shape;
+	shape = NULL;
+	delete body;
+	body = NULL;
 }
 
 namespace Oyster 

Code/GamePhysics/Implementation/PhysicsAPI_Impl.h

@@ -12,6 +12,42 @@ namespace Oyster
 		class API_Impl : public API
 		{
 		public:
+			struct ContactSensorCallback : public btCollisionWorld::ContactResultCallback
+			{
+				ContactSensorCallback(btRigidBody& contactBody, EventAction_ApplyEffect effect, void* args)
+					: btCollisionWorld::ContactResultCallback(), body(contactBody), func(effect), args(args) {}
+			
+				btRigidBody& body;
+				EventAction_ApplyEffect func;
+				void* args;
+			
+				virtual bool needsCollision(btBroadphaseProxy* proxy) const
+				{
+					if(!btCollisionWorld::ContactResultCallback::needsCollision(proxy))
+						return false;
+			
+					return body.checkCollideWithOverride(static_cast<btCollisionObject*>(proxy->m_clientObject));
+				}
+			
+				virtual btScalar addSingleResult(btManifoldPoint& cp, const btCollisionObjectWrapper* colObj0, int partId0, int index0, const btCollisionObjectWrapper* colObj1, int partId1, int index1)
+				{
+					btVector3 pt;
+					if(colObj0->m_collisionObject == &body)
+					{
+						pt = cp.m_localPointA;
+						this->func((ICustomBody*)(colObj0->getCollisionObject()->getUserPointer()), this->args);
+					}
+					else
+					{
+						assert(colObj1->m_collisionObject == &body && "Body does not match either collision object");
+						pt = cp.m_localPointB;
+						this->func((ICustomBody*)(colObj1->getCollisionObject()->getUserPointer()), this->args);
+					}
+			
+					return 0;
+				}
+			};
+
 			API_Impl();
 			virtual ~API_Impl();
 
@@ -33,7 +69,7 @@ namespace Oyster
 
 			void UpdateWorld();
 
-			void ApplyEffect( const Oyster::Collision3D::ICollideable& collideable, void* args, void(hitAction)(ICustomBody*, void*) );
+			void ApplyEffect(Oyster::Collision3D::ICollideable* collideable, void* args, EventAction_ApplyEffect effect);
 
 		private:
 			btBroadphaseInterface* broadphase;

Code/GamePhysics/PhysicsAPI.h

@@ -45,6 +45,7 @@ namespace Oyster
 			typedef Struct::Gravity Gravity;
 
 			typedef void (*EventAction_Destruction)( ::Utility::DynamicMemory::UniquePointer<ICustomBody> proto );
+			typedef void (*EventAction_ApplyEffect)(ICustomBody* collidedBody, void* args);
 
 			/** Gets the Physics instance. */
 			static API & Instance();
@@ -99,7 +100,7 @@ namespace Oyster
 			 * @param hitAction: A function that contains the effect. Parameterlist contains the custom body 
 								 the collideable hits, and the arguments sent to the function.
 			 ********************************************************/
-			virtual void ApplyEffect( const Oyster::Collision3D::ICollideable& collideable, void* args, void(hitAction)(ICustomBody*, void*) ) = 0;
+			virtual void ApplyEffect(Oyster::Collision3D::ICollideable* collideable, void* args, EventAction_ApplyEffect effect) = 0;
 
 		protected:
 			virtual ~API() {}