Feature Drawing
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SHADE

Shade an area (latitude/longitude) based on a lookup table.

7 parameters:

  1. Latitude of shading point (Degree portion)
  2. Latitude of shading point (Minute portion)
  3. Latitude of shading point (Degree portion)
  4. Longitude of shading point (Degree portion)
  5. Longitude of shading point (Minute portion)
  6. Longitude of shading point (Seconds portion)
  7. Numerical value for area.

Example:

SHADE 32,,,-100,,,54.3
Shades a bounded area at 32°N, 100°W (in Texas) with the pattern set by the SHADES command for a population density of 54.3 (1980).


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