PUT_NORMAL

THE BOX'S MAIN HELP:

This function stores the normal N in the normal image file MAP 
at location X, Y and then returns that normal.

MAP (input):

This is the path for the normal image file.

N (input):

This is the normal to be stored.

X (input):

This must be a scalar.  Default is state->raster_x.
This is the x coordinate of the location into the map.

Y (input):

This must be a scalar.  Default is state->raster_y.
This is the y coordinate of the location into the map.

OUT (output):

This is the normal stored.