Method reload

samples/SampleBase/scene/SceneController.cpp:125–125

	virtual uint32_t getSubactorCount() const { return 0; }
	virtual PxVec3 getSpawnShift() const { return PxVec3(PxZero); }
	virtual void reload() {}
	virtual void removeSubactor(int subindex) {}

	bool	removeOnReload;