Sets up dither.

Prototype declaration:


KMSTATUS KMAPI
kmChangeDisplayDitherMode(
		IN  KMBOOLEAN       bEnable,
);

Description:

This function changes the enable/disable status of the dither set at the kmSetDisplayMode function.
Parameters:
bEnable(input)
        This parameter determines whether to use dither when the PowerVR 
writes the rendering result to the 16-bit frame buffer. If the frame 
buffer for rendering is RGB888 or ARGB8888, this flag will be ignored.
            KM_TRUE    Uses dither.
            KM_FALSE   Does not use dither.

Return values:
Value Explanation
KMSTATUS_SUCCESS Success
KMSTATUS_INVALID_DISPLAY_MODE Invalid display mode. A display mode that does not match that specified during initialization was specified.