Function 15, subfunction 6 - map background data to the address space of process.
Parameters:
- eax = 15 - function number
- ebx = 6 - subfunction number
Returned value:
- eax = pointer to background data, 0 if error
Remarks:
- Mapped data are available for read and write.
- Size of background data is 3*xsize*ysize. The system blocks
changes of background sizes while process works with mapped data.
- Color of each pixel is stored as 3-bytes value BBGGRR.
- Pixels of the background image are written sequentially
from left to right, from up to down.