PROGRAM DSEX04
C
PARAMETER (NUM=16, NX=21, NY=21)
C
C Define error file, Fortran unit number, and workstation type,
C and workstation ID.
C
PARAMETER (IERRF=6, LUNIT=2, IWTYPE=1, IWKID=1)
C
REAL XI(NUM), YI(NUM), ZI(NUM)
REAL XO(NX), YO(NY), OUTPUT(NX,NY)
REAL XINC, YINC
C
C Input data points and values.
C
DATA XI/0.00, 1.00, 0.00, 1.00, 0.30, 0.30, 0.30, 0.69,
+ 0.71, 0.71, 0.69, 0.70, 0.70, 0.70, 0.69, 0.71/
DATA YI/0.00, 0.00, 1.00, 1.00, 0.70, 0.30, 0.70, 0.69,
+ 0.69, 0.71, 0.71, 0.70, 0.69, 0.71, 0.70, 0.70/
DATA ZI/0.00, 0.00, 0.00, 0.50, 0.50, 0.50, 0.50, 1.00,
+ 1.00, 1.00, 1.00, 1.00, 1.00, 1.00, 1.00, 1.00/
DATA RHO, THETA, PHI/3.0, -45., 55./
C
C Specify the output grid.
C
XINC = 1./ REAL(NX-1)
YINC = 1./ REAL(NY-1)
DO 30 I=1,NX
XO(I) = REAL((I-1)*XINC)
DO 40 J=1,NY
YO(J) = REAL((J-1)*YINC)
40 CONTINUE
30 CONTINUE
C
C Set shadowing flag.
C
CALL DSSETI('SHD',1)
CALL DSGRID2S(NUM, XI, YI, ZI, NX, NY, XO, YO, OUTPUT, IER)
IF (IER .NE. 0) THEN
WRITE(6,520) IER
520 FORMAT(' Error ',I3,' returned from DSGRID2S')
STOP
ENDIF
CALL GOPKS (IERRF, ISZDM)
CALL GOPWK (IWKID, LUNIT, IWTYPE)
CALL GACWK (IWKID)
CALL TDEZ2D(NX, NY, XO, YO, OUTPUT, RHO, THETA, PHI, 6)
CALL FRAME()
CALL GDAWK (IWKID)
CALL GCLWK (IWKID)
CALL GCLKS
C
STOP
END
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