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void
Scroll function

slOverRA

RBG screen over processing set (use rotation parameter A)

Format

void slOverRA(mode)
Uint16 mode ;

Parameter

mode Uint16 type numerical value corresponding to screen over processing mode specification
              0: Repeats the image set in the display area outside the area
              1: The specified character pattern is repeated outside the area.
              2: All areas outside are transparent
              3: All areas outside the 512 x 512 area are transparent

Function

Sets the screen over processing mode of rotating scroll.
Screen over processing is a setting for how to process the part that exceeds the display area when the drawing of the rotary scroll is performed beyond the display area. To do.

Return value

None

Remarks

Mode 0 and mode 1 cannot be set when the rotary scroll is in bitmap format.

Reference: Chapter 8 Scroll

slOverRA

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