OgreNewt::Body* OgreNewtonApplication::makeSimpleBox( Ogre::Vector3& size, Ogre::Vector3& pos, Ogre::Quaternion& orient )
{
	Entity* box1;
	SceneNode* box1node;

	box1 = mSceneMgr->createEntity( "Entity"+Ogre::StringConverter::toString(mEntityCount++), "box.mesh" );
	box1node = mSceneMgr->getRootSceneNode()->createChildSceneNode();
	box1node->attachObject( box1 );
	box1node->setScale( size );

	OgreNewt::ConvexCollisionPtr col = OgreNewt::ConvexCollisionPtr(new OgreNewt::CollisionPrimitives::Box( m_World, size, 0 ));
	OgreNewt::Body* bod = new OgreNewt::Body( m_World, col );


	// base mass on the size of the object.
	Ogre::Real mass = size.x * size.y * size.z * 2.5;
		
	// calculate the inertia based on box formula and mass
	Ogre::Vector3 inertia, offset;
    col->calculateInertialMatrix(inertia, offset);

#ifdef OGRENEWT_NO_COLLISION_SHAREDPTR
	delete col;
#endif
				
	bod->attachNode( box1node );
	bod->setMassMatrix( mass, mass*inertia );
    bod->setCenterOfMass(offset);
	bod->setStandardForceCallback();

	box1->setMaterialName( "Simple/BumpyMetal" );


	bod->setPositionOrientation( pos, orient );

	return bod;
}
Ejemplo n.º 2
0
	void Convexcast::go(const OgreNewt::World* world, const OgreNewt::ConvexCollisionPtr& col, const Ogre::Vector3& startpt, const Ogre::Quaternion &colori, const Ogre::Vector3& endpt, int maxcontactscount, int threadIndex)
	{

		if( world->getDebugger().isRaycastRecording() )
		{
			world->getDebugger().addConvexRay(col, startpt, colori, endpt);
		}
		// reserve memory
		if( mReturnInfoListSize < maxcontactscount )
		{
			mReturnInfoListSize = 0;
			if( mReturnInfoList )
				delete[] mReturnInfoList;
			mReturnInfoList = new NewtonWorldConvexCastReturnInfo[maxcontactscount];
			mReturnInfoListSize = maxcontactscount;
		}

		memset(mReturnInfoList, 0, sizeof(mReturnInfoList[0])*mReturnInfoListSize);
		// perform the cast
		float matrix[16];
		OgreNewt::Converters::QuatPosToMatrix(colori, startpt, &matrix[0] );
		mFirstContactDistance = -1;


		mReturnInfoListLength = 
			NewtonWorldConvexCast( world->getNewtonWorld(), &matrix[0], (float*)&endpt, col->getNewtonCollision(),
			&mFirstContactDistance, this, OgreNewt::Convexcast::newtonConvexcastPreFilter,
			mReturnInfoList, mReturnInfoListSize, threadIndex);


		if( world->getDebugger().isRaycastRecording() && world->getDebugger().isRaycastRecordingHitBodies() )
		{
			Body* body;
			for(int i = 0; i < mReturnInfoListLength; i++)
			{
				body = (OgreNewt::Body*) NewtonBodyGetUserData(mReturnInfoList[i].m_hitBody);
				world->getDebugger().addHitBody(body);
			}
		}
	}
Ejemplo n.º 3
0
PhysicsRagDoll::RagBone::RagBone(PhysicsRagDoll* creator, OgreNewt::World* world, PhysicsRagDoll::RagBone* parent, Ogre::Bone* ogreBone, Ogre::MeshPtr mesh,
						  Ogre::Vector3 dir, PhysicsRagDoll::RagBone::BoneShape shape, Ogre::Vector3 size, Ogre::Real mass, Actor* parentActor)
{
	mDoll = creator;
	mParent = parent;
	mOgreBone = ogreBone;

	OgreNewt::ConvexCollisionPtr col;

	// in the case of the cylindrical primitives, they need to be rotated to align the main axis with the direction vector.
	Ogre::Quaternion orient = Ogre::Quaternion::IDENTITY;
	Ogre::Vector3 pos = Ogre::Vector3::ZERO;
	Ogre::Matrix3 rot;

	if (dir == Ogre::Vector3::UNIT_Y)
	{
		rot.FromEulerAnglesXYZ(Ogre::Degree(0), Ogre::Degree(0), Ogre::Degree(90));
		orient.FromRotationMatrix(rot);
	}

	if (dir == Ogre::Vector3::UNIT_Z)
	{
		rot.FromEulerAnglesXYZ(Ogre::Degree(0), Ogre::Degree(90), Ogre::Degree(0));
		orient.FromRotationMatrix(rot);
	}


	// make the rigid body.
	switch (shape)
	{
	case PhysicsRagDoll::RagBone::BS_BOX:
		col = OgreNewt::ConvexCollisionPtr(new OgreNewt::CollisionPrimitives::Box(world, size, 0));
		break;

	case PhysicsRagDoll::RagBone::BS_CAPSULE:
		col = OgreNewt::ConvexCollisionPtr(new OgreNewt::CollisionPrimitives::Capsule(world, size.y, size.x, 0, orient, pos));
		break;

	case PhysicsRagDoll::RagBone::BS_CONE:
		col = OgreNewt::ConvexCollisionPtr(new OgreNewt::CollisionPrimitives::Cone(world, size.y, size.x, 0, orient, pos));
		break;

	case PhysicsRagDoll::RagBone::BS_CYLINDER:
		col = OgreNewt::ConvexCollisionPtr(new OgreNewt::CollisionPrimitives::Cylinder(world, size.y, size.x, 0, orient, pos));
		break;

	case PhysicsRagDoll::RagBone::BS_ELLIPSOID:
		col = OgreNewt::ConvexCollisionPtr(new OgreNewt::CollisionPrimitives::Ellipsoid(world, size, 0));
		break;

	case PhysicsRagDoll::RagBone::BS_CONVEXHULL:
		col = _makeConvexHull(world, mesh, size.x);
		break;

	default:
		col = OgreNewt::ConvexCollisionPtr(new OgreNewt::CollisionPrimitives::Box(world, size, 0));
		break;
	}

    if (col)
    {
        if (col->getNewtonCollision() == NULL)
        {
            col.reset();
        }
    }

    if (!col)
    {
        LOG_WARNING(Logger::CORE, " error creating collision for '" + ogreBone->getName() + "', still continuing.");
        mBody = NULL;
    }
    else
    {
    	mBody = new OgreNewt::Body(world, col);
        mBody->setUserData(Ogre::Any(parentActor));
    	mBody->setStandardForceCallback();
        const OgreNewt::MaterialID* ragdollMat = PhysicsManager::getSingleton().createMaterialID("default");
        mBody->setMaterialGroupID(ragdollMat);

	    Ogre::Vector3 inertia;
    	Ogre::Vector3 com;
    	col->calculateInertialMatrix(inertia, com);
	
	    mBody->setMassMatrix(mass, inertia * mass);
    	mBody->setCenterOfMass(com);

	    mBody->setCustomTransformCallback(PhysicsRagDoll::_placementCallback);


    	mOgreBone->setManuallyControlled(true);
    }
}