Sets the extents of a frustum to the world-space volume defined by view and projection matrices. Creates the frustum if it is not provided.
The 4x4 view matrix.
The 4x4 projection matrix.
Optional
Optional frustum instance to modify. If not provided, a new frustum is created.
The updated or newly created frustum.
Sets the extents of a frustum to the world-space volume defined by view and projection matrices. Creates the frustum if it is not provided.