/*!
* \brief Create a new BoundingVolume object.
*
* This method creates and returns a new BoundingVolume object, according to
* the preferred BoundingVolume-type settings.
*
* \param parent The BvhNode that the BoundingVolume should be in. See \ref
* setHierarchyNode.
*
* \return A new BoundingVolume object. The caller is responsible for
* deleting it.
*/
BoundingVolume* BoundingVolume::createBoundingVolume(World* world, BvhNode* parent) {
if (!world) {
throw NullPointerException("Parameter world");
}
BoundingVolume* bv = 0;
switch (getCreateRigidBoundingVolumeType(world)) {
case BV_TYPE_AABB:
bv = new Aabb();
break;
case BV_TYPE_KDOP:
bv = new Kdop();
break;
case BV_TYPE_SPHERE:
bv = new BoundingSphere();
break;
case BV_TYPE_OBB:
bv = new Obb();
break;
default:
// TODO: exception!!
std::cerr << dc_funcinfo << "FATAL ERROR: bounding volume type " << getCreateRigidBoundingVolumeType(world) << " not supported" << std::endl;
exit(1);
return 0;
}
bv->setHierarchyNode(parent);
return bv;
}
/*!
* \overload
*
* This method creates a new BoundingVolume as a copy of \p copy.
*/
BoundingVolume* BoundingVolume::createBoundingVolume(World* world, const BoundingVolume* copy, BvhNode* parent) {
if (!copy) {
return createBoundingVolume(world, parent);
}
if (copy->getVolumeType() != getCreateRigidBoundingVolumeType(world)) {
std::stringstream errormessage;
errormessage << "ERROR: requested a copy of BV type "
<< copy->getVolumeType()
<< ", but expected type " << getCreateRigidBoundingVolumeType(world)
<< std::endl;
throw TypeMismatchException(errormessage.str());
}
BoundingVolume* bv = 0;
switch (getCreateRigidBoundingVolumeType(world)) {
case BV_TYPE_AABB:
bv = new Aabb(*static_cast<const Aabb*>(copy));
break;
case BV_TYPE_KDOP:
bv = new Kdop(*static_cast<const Kdop*>(copy));
break;
case BV_TYPE_SPHERE:
bv = new BoundingSphere(*static_cast<const BoundingSphere*>(copy));
break;
case BV_TYPE_OBB:
bv = new Obb(*static_cast<const Obb*>(copy));
break;
default:
// TODO: exception!!
std::cerr << dc_funcinfo << "FATAL ERROR: bounding volume type " << getCreateRigidBoundingVolumeType(world) << " not supported" << std::endl;
exit(1);
return 0;
}
bv->setHierarchyNode(parent);
return bv;
}
