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- ; This batch file creates a contour plot used as an example in
- ; Chapter 11, "Plotting Multi-dimensional Arrays", of _Using IDL_.
-
- ; Restore variables elev, X, and Y.
-
- @cntour01
-
- ; Set missing data points to a large value.
-
- elev(WHERE(elev EQ 0)) = 1E6
-
- ; REBIN down to a 72 x 92 matrix.
-
- new = REBIN(elev, 360/5, 460/5)
-
- ; Make the plot, specifying the contour levels, missing data value,
- ; linestyles, etc. Set the STYLE keywords to 1, obtaining exact axes.
-
- CONTOUR, new, X, Y, LEVELS = 2750 + FINDGEN(6) * 250., $
- XSTYLE = 1, YSTYLE = 1, YMARGIN = 5, MAX_VALUE = 5000, $
- C_LINESTYLE = [1, 0], $
- C_THICK = [1, 1, 1, 1, 1, 3], $
- TITLE = 'Maroon Bells Region', $
- SUBTITLE = '250 meter contours', $
- XTITLE = 'UTM Coordinates (KM)'
-