Function 15, subfunction 1 - set a size of the background image.
Parameters:
- eax = 15 - function number
- ebx = 1 - subfunction number
- ecx = width of the image
- edx = height of the image
Returned value:
- function does not return value
Remarks:
- Before calling subfunctions 2 and 5 you should call this function
to set image size!
- For update of the screen (after completion of a series of commands
working with a background) call subfunction 3.
- There is a pair function for get size of the background image -
subfunction 1 of function 39.