void Awake()
{
if (sceneManagerExists)
{
Debug.Log("PhysX Scene Manager already exists");
Destroy(gameObject);
return;
}
IntPtr unalignedMem = Marshal.AllocHGlobal(scratchKilobytes * 1024 + 15);
scratchMem = new IntPtr(16 * ((unalignedMem.ToInt64() + 15) / 16));
sceneManagerExists = true;
GetComponent <PhysicsToggle>().Setup();
PhysXLib.SetupPhysX();
PhysXLib.RegisterCollisionCallback(AddCollision);
PhysXLib.RegisterTriggerCallback(AddTrigger);
DontDestroyOnLoad(gameObject);
SceneManager.sceneLoaded += OnSceneLoaded;
SceneManager.sceneUnloaded += OnSceneUnloaded;
PhysXSceneSimulator.AddScene(this);
}
private bool EditPhysics(ref PlayerLoopSystem loopSystem, bool doPhysics)
{
if (loopSystem.type == typeof(FixedUpdate.PhysicsFixedUpdate))
{
if (physicsFunction == IntPtr.Zero)
{
physicsFunction = loopSystem.updateFunction;
}
if (doPhysics)
{
loopSystem.updateFunction = physicsFunction;
loopSystem.updateDelegate = null;
}
else
{
loopSystem.updateFunction = IntPtr.Zero;
loopSystem.updateDelegate = () => {
PhysXSceneSimulator.Simulate();
};
}
return(true);
}
else
{
if (loopSystem.subSystemList != null)
{
for (int i = 0; i < loopSystem.subSystemList.Length; i++)
{
if (EditPhysics(ref loopSystem.subSystemList[i], doPhysics))
{
return(true);
}
}
}
}
return(false);
}