home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Gold Fish 1
/
GoldFishApril1994_CD2.img
/
d4xx
/
d499
/
diglib
/
diglib.lzh
/
source
/
CLLINE.for
< prev
next >
Wrap
Text File
|
1991-04-13
|
496b
|
20 lines
SUBROUTINE CLLINE(X1,Y1,X2,Y2)
IMPLICIT NONE
REAL*4 X1,Y1,X2,Y2
C
C THIS SUBROUTINE DRAWS THE LINE FROM X1,Y1 TO X2,Y2 WITH
C THE APPROPIATE CLIPPING
C
INCLUDE DIGLIB$KOM:PLTSIZ.PRM
C
REAL*4 AREA(4),VX,VY
C
CALL GSSCLP(XVSTRT,XVSTRT+XVLEN,YVSTRT,YVSTRT+YVLEN,AREA)
CALL SCALE(X1,Y1,VX,VY)
CALL GSMOVE(VX,VY)
CALL SCALE(X2,Y2,VX,VY)
CALL GSDRAW(VX,VY)
CALL GSRCLP(AREA)
RETURN
END