Set image
Sets whole image on the screen.
A1 [in,1u]A2 [in,1u]A3 [out,1b]AY [in,4u(addr)->4u(XRGB)[width*height]]To draw in the graphic mode on the screen, you need to fill in the
array of [4u(XRGB)[width*height]]] values in memory with
pixel colors and call this message. Width and height are coordinates
of the current screen resolution.