Declare the routine which will draw contour lines, avoiding labels. C C Turn off the clipping indicator. C C Initialize the software fill package to do the desired type of fill. C C Get the current elapsed time, in seconds. C C Turn on the positioning of labels by the penalty scheme and provide a C little more room for X and Y coordinates defining contour lines, so C as not to have labels right next to each other on a contour line.
C C Turn off the drawing of high and low labels.
C thicken it somewhat. C C Turn off the informational label. C C Turn on line-label boxes. Arrange for the areas between contour lines drawn to be C shaded. C C Compute and print statistics for the plot and label it.