private void CheckForColliders(NavGrid parent)
{
Vector3 transformedCenter = parent.transform.TransformPoint(_relativeBounds.center);
Vector3 transformedExtents = parent.transform.TransformVector(_relativeBounds.extents);
Collider[] hitColliders = Physics.OverlapBox(transformedCenter,
transformedExtents, parent.transform.rotation);
_navigable = true;
foreach (Collider col in hitColliders)
{
if (col.gameObject.GetComponent <NavGridObstacle>() != null)
{
_navigable = false;
break;
}
#if UNITY_EDITOR
if (GameObjectUtility.AreStaticEditorFlagsSet(col.gameObject, StaticEditorFlags.NavigationStatic))
{
_navigable = false;
break;
}
#endif
}
}
private void ValidateRelativeBounds(NavGrid parent)
{
if (Math.Abs(_relativeBounds.size.magnitude - parent.GetNavUnitSize()) > 0.001) // If size has changed
{
ComputeRelativeBounds(parent);
}
}
private void Awake()
{
Instance = this;
if (_navUnits.IsCreated)
{
_navUnits.Dispose();
}
_navUnits = new NativeArray <NavUnit>(1000, Allocator.Persistent);
ValidateGrid();
ComputeNeighborOffsets();
}
private void ComputeRelativeBounds(NavGrid parent)
{
float navUnitSize = parent.GetNavUnitSize();
Vector3 unitLocalCenter = new Vector3(navUnitSize, navUnitSize, navUnitSize) / 2f;
Vector3 unitCenter = Vector3.zero;
unitCenter += Vector3.right * Row;
unitCenter += Vector3.up * Col;
unitCenter += Vector3.forward * Depth;
unitCenter *= navUnitSize;
unitCenter += unitLocalCenter;
_relativeBounds = new Bounds
{
center = unitCenter,
extents = unitLocalCenter
};
}