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Infomagic - Games of Daze (Summer 1995) (Disc 1 of 2).iso
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06-01.FOR
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1995-01-20
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67 lines
$INCLUDE: 'C:\FG\FASTGRAF.FI'
PROGRAM MAIN
INTEGER AREA
INTEGER COLOR, COLORS
INTEGER LEFT
INTEGER NEW_MODE, OLD_MODE
INTEGER X_RANGE, Y_RANGE
INTEGER X, Y
INTEGER FG_AUTOMODE, FG_COLORS, FG_GETMAXX, FG_GETMAXY
INTEGER FG_GETMODE, FG_GETPIXEL
INTEGER RANDOM
CALL FG_INITPM
OLD_MODE = FG_GETMODE()
NEW_MODE = FG_AUTOMODE()
CALL FG_SETMODE(NEW_MODE)
COLORS = FG_COLORS()
X_RANGE = FG_GETMAXX() - 1
Y_RANGE = FG_GETMAXY() - 1
LEFT = 100
10 IF (LEFT .GT. 0) THEN
X = RANDOM(1,X_RANGE)
Y = RANDOM(1,Y_RANGE)
AREA = FG_GETPIXEL(X-1,Y-1) + FG_GETPIXEL(X,Y-1) +
+ FG_GETPIXEL(X+1,Y-1) + FG_GETPIXEL(X-1,Y) +
+ FG_GETPIXEL(X,Y) + FG_GETPIXEL(X+1,Y) +
+ FG_GETPIXEL(X-1,Y+1) + FG_GETPIXEL(X,Y+1) +
+ FG_GETPIXEL(X+1,Y+1)
IF (AREA .EQ. 0) THEN
COLOR = RANDOM(1,COLORS)
CALL FG_SETCOLOR(COLOR)
CALL FG_POINT(X,Y)
LEFT = LEFT - 1
END IF
GO TO 10
END IF
CALL FG_WAITKEY
CALL FG_SETMODE(OLD_MODE)
CALL FG_RESET
STOP ' '
END
INTEGER FUNCTION RANDOM(MIN,MAX)
INTEGER MIN, MAX
INTEGER SEED, TEMP
DATA SEED /12345/
TEMP = IEOR(SEED,ISHFT(SEED,-7))
SEED = IAND(IEOR(ISHFT(TEMP,8),TEMP),#7FFF)
RANDOM = MOD(SEED,MAX-MIN+1) + MIN
RETURN
END