CALL FILVRM
Contents |
Effect
Clears the entire VRAM, also the normally not visible part.
It's especially useful on MSX2/2+ bitmap screens to make a clean vertical scroll with 2 pictures loaded on two different pages of these screens.
Syntax
CALL FILVRM
Examples
10 BLOAD"FORTUIN.BIN",R 20 SL=PEEK(&HF342):POKE &HFCC9+(SL AND 3)*16+(SL AND 12)+1,32 30 SCREEN 2:COLOR 15,0,0: CLS 40 BLOAD"HEINEKEN.SCR",S 50 A$=INPUT$(1) 60 _FILVRM 70 A$=INPUT$(1) 80 BLOAD"MAIDEN.SCR",S 90 GOTO 90
10 BLOAD"FORTUIN.BIN",R 20 SL=PEEK(&HF342):POKE &HFCC9+(SL AND 3)*16+(SL AND 12)+1,32 30 SCREEN 8:_DISSCR:COLOR 255,0,0:CLS 40 SET PAGE 0,0:_FILVRM:BLOAD"FORTUIN1.PIC",S 50 SET PAGE 1,1:BLOAD"FORTUIN2.PIC",S 60 _ENASCR:_INTRO 70 GOTO 70