示例#1
0
bool PxSerialization::isSerializable(PxCollection& collection, PxSerializationRegistry& sr, const PxCollection* externalReferences) 
{		
	PxCollection* subordinateCollection = PxCreateCollection();
	PX_ASSERT(subordinateCollection);

	for(PxU32 i = 0; i < collection.getNbObjects(); ++i)
	{
		PxBase& s = collection.getObject(i);
		const PxSerializer* serializer = sr.getSerializer(s.getConcreteType());
		PX_ASSERT(serializer);
		if(serializer->isSubordinate())
			subordinateCollection->add(s);

		if(externalReferences)
		{
			PxSerialObjectId id = collection.getId(s);
			if(id != PX_SERIAL_OBJECT_ID_INVALID)
			{
				PxBase* object = externalReferences->find(id);
				if(object && (object != &s))
				{					
					subordinateCollection->release();					
					Ps::getFoundation().error(physx::PxErrorCode::eINVALID_PARAMETER, __FILE__, __LINE__, 
						"PxSerialization::isSerializable: Reference id %llu used both in current collection and in externalReferences. "
						"Please use unique identifiers.", id);	
					return false;
				}
			}
		}		
	}

	PxCollection* requiresCollection = PxCreateCollection();
	PX_ASSERT(requiresCollection);
		
	RequiresCallback requiresCallback0(*requiresCollection);

	for (PxU32 i = 0; i < collection.getNbObjects(); ++i)
	{
		PxBase& s = collection.getObject(i);
		const PxSerializer* serializer = sr.getSerializer(s.getConcreteType());
		PX_ASSERT(serializer);
		serializer->requires(s, requiresCallback0);

		Cm::Collection* cmRequiresCollection = static_cast<Cm::Collection*>(requiresCollection);

		for(PxU32 j = 0; j < cmRequiresCollection->getNbObjects(); ++j)
		{
			PxBase& s0 = cmRequiresCollection->getObject(j);

			if(subordinateCollection->contains(s0))
			{
				subordinateCollection->remove(s0);
				continue;
			}

			bool requiredIsInCollection = collection.contains(s0);
			if(!requiredIsInCollection)
			{
				if(externalReferences)
				{
					if(!externalReferences->contains(s0))
					{						
						Ps::getFoundation().error(physx::PxErrorCode::eINVALID_PARAMETER, __FILE__, __LINE__, 
							"PxSerialization::isSerializable: Object of type %s references a missing object of type %s. "
							"The missing object needs to be added to either the current collection or the externalReferences collection.",
							s.getConcreteTypeName(), s0.getConcreteTypeName());						
					}
					else if(externalReferences->getId(s0) == PX_SERIAL_OBJECT_ID_INVALID)
					{						
						Ps::getFoundation().error(physx::PxErrorCode::eINVALID_PARAMETER, __FILE__, __LINE__, 
							"PxSerialization::isSerializable: Object of type %s in externalReferences collection requires an id.", 
							s0.getConcreteTypeName());
					}
					else
						continue;
				}
				else
				{				
					Ps::getFoundation().error(physx::PxErrorCode::eINVALID_PARAMETER, __FILE__, __LINE__, 
						"PxSerialization::isSerializable: Object of type %s references a missing serial object of type %s. "
						"Please completed the collection or specify an externalReferences collection containing the object.",
						s.getConcreteTypeName(), s0.getConcreteTypeName());					
				}
				subordinateCollection->release();
				requiresCollection->release();
				return false;	
			}		
		}
		cmRequiresCollection->mObjects.clear();
	}
	requiresCollection->release();
	
	PxU32 numOrphans = subordinateCollection->getNbObjects();
	
	for(PxU32 j = 0; j < numOrphans; ++j)
	{
		PxBase& subordinate = subordinateCollection->getObject(j);

		Ps::getFoundation().error(physx::PxErrorCode::eINVALID_PARAMETER, __FILE__, __LINE__, 
			"PxSerialization::isSerializable: An object of type %s is subordinate but not required "
			"by other objects in the collection (orphan). Please remove the object from the collection or add its owner.", 
			subordinate.getConcreteTypeName());
	}
	
	subordinateCollection->release();

	if(numOrphans>0)
		return false;

	if(externalReferences)
	{
		PxCollection* oppositeRequiresCollection = PxCreateCollection();
		PX_ASSERT(oppositeRequiresCollection);

		RequiresCallback requiresCallback(*oppositeRequiresCollection);

		for (PxU32 i = 0; i < externalReferences->getNbObjects(); ++i)
		{
			PxBase& s = externalReferences->getObject(i);			
			const PxSerializer* serializer = sr.getSerializer(s.getConcreteType());
			PX_ASSERT(serializer);
			serializer->requires(s, requiresCallback);
		
			Cm::Collection* cmCollection = static_cast<Cm::Collection*>(oppositeRequiresCollection);

			for(PxU32 j = 0; j < cmCollection->getNbObjects(); ++j)
			{
				PxBase& s0 = cmCollection->getObject(j);

				if(collection.contains(s0))
				{
					oppositeRequiresCollection->release();
					Ps::getFoundation().error(physx::PxErrorCode::eINVALID_PARAMETER, __FILE__, __LINE__, 
						"PxSerialization::isSerializable: Object of type %s in externalReferences references an object "
						"of type %s in collection (circular dependency).",
						s.getConcreteTypeName(), s0.getConcreteTypeName());
					return false;
				}
			}
			cmCollection->mObjects.clear();
		}
		oppositeRequiresCollection->release();
	}

	return true;
}
bool PxSerialization::isSerializable(PxCollection& collection, PxSerializationRegistry& sr, const PxCollection* externalReferences) 
{		
	bool bRet = true;	

	PxCollection* subordinateCollection = PxCreateCollection();
	PX_ASSERT(subordinateCollection);

	for(PxU32 i = 0; i < collection.getNbObjects(); ++i)
	{
		PxBase& s = collection.getObject(i);
		const PxSerializer* serializer = sr.getSerializer(s.getConcreteType());
		PX_ASSERT(serializer);
		if(serializer->isSubordinate())
			subordinateCollection->add(s);

		if(externalReferences)
		{
			PxSerialObjectId id = collection.getId(s);
			if(id != PX_SERIAL_OBJECT_ID_INVALID)
			{
				PxBase* object = externalReferences->find(id);
				if(object && (object != &s))
				{					
					subordinateCollection->release();
					Ps::getFoundation().error(physx::PxErrorCode::eINVALID_PARAMETER, __FILE__, __LINE__, 
						"NpCollection::isSerializable: object shares reference name with other object in externalReferences (reference clash).");
					return false;
				}
			}
		}		
	}

	PxCollection* requiresCollection = PxCreateCollection();
	PX_ASSERT(requiresCollection);

	RequiresCallback requiresCallback0(*requiresCollection);

	for (PxU32 i = 0; i < collection.getNbObjects(); ++i)
	{
		PxBase& s = collection.getObject(i);
		const PxSerializer* serializer = sr.getSerializer(s.getConcreteType());
		PX_ASSERT(serializer);
		serializer->requires(s, requiresCallback0);
	}
	
	for(PxU32 j = 0; j < subordinateCollection->getNbObjects(); ++j)
	{
		PxBase& subordinate = subordinateCollection->getObject(j);
		bRet = requiresCollection->contains(subordinate);
		if(!bRet)
		{
			requiresCollection->release();
			subordinateCollection->release();
			Ps::getFoundation().error(physx::PxErrorCode::eINVALID_PARAMETER, __FILE__, __LINE__, 
				"NpCollection::isSerializable: object is a subordinate and not required by other objects in the collection (orphan).");
			return false;		
		}
	}
	subordinateCollection->release();

	for(PxU32 j = 0; j < requiresCollection->getNbObjects(); ++j)
	{
		PxBase& s0 = requiresCollection->getObject(j);
		bRet = collection.contains(s0);
		if(!bRet && externalReferences)
		{
			bRet = externalReferences->contains(s0) &&  externalReferences->getId(s0) != PX_SERIAL_OBJECT_ID_INVALID;
		}
		if(!bRet)
		{
			requiresCollection->release();
			Ps::getFoundation().error(physx::PxErrorCode::eINVALID_PARAMETER, __FILE__, __LINE__, 
				"NpCollection::isSerializable: cannot find a required serial object (collection is not complete).");
			return false;
		}
	}
	requiresCollection->release();

	if(externalReferences)
	{
		PxCollection* oppsiteRequiresCollection = PxCreateCollection();
		PX_ASSERT(oppsiteRequiresCollection);

		RequiresCallback requiresCallback(*oppsiteRequiresCollection);

		for (PxU32 i = 0; i < externalReferences->getNbObjects(); ++i)
		{
			PxBase& s = externalReferences->getObject(i);			
			const PxSerializer* serializer = sr.getSerializer(s.getConcreteType());
			PX_ASSERT(serializer);
			serializer->requires(s, requiresCallback);
		}

		for(PxU32 j = 0; j < oppsiteRequiresCollection->getNbObjects(); ++j)
		{
			PxBase& s0 = oppsiteRequiresCollection->getObject(j);

			if(collection.contains(s0))
			{
				oppsiteRequiresCollection->release();
				Ps::getFoundation().error(physx::PxErrorCode::eINVALID_PARAMETER, __FILE__, __LINE__, 
					"NpCollection::isSerializable: object in externalReferences requires an object in collection (circular dependency).");
				return false;
			}
		}
		oppsiteRequiresCollection->release();
	}

	return true;
}