Instance Method

didModifyRange:

Informs the GPU that the CPU has modified a section of the buffer.

Required.

Declaration

- (void)didModifyRange:(NSRange)range;

Parameters

range

The range of bytes that were modified.

Discussion

If you write information to a buffer created with the MTLStorageModeManaged storage mode, you must call this method to inform the GPU that the information has changed. If you execute GPU commands that read from the modified sections without calling this method first, the behavior is undefined.