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IDL

Mapping

Mapping

IDLffShape - Contains geometry, connectivity and attributes for graphics primitives accessed from ESRI Shapefiles.

LL_ARC_DISTANCE - Return the longitude and latitude of a point given arc distance and azimuth.

MAP - Display map data in a graphics window.

MAP_2POINTS - Return distance, azimuth, and path relating to a great circle or rhumb line.

MAPCONTINENTS - Overlay map boundaries on a map in a graphics window.

MAP_CONTINENTS - Draw map boundaries on a Direct Graphics map.

MAPGRID - Plot a map graticule (or grid) onto an existing map graphic.

MAP_GRID - Draw parallels and meridians over a Direct Graphics map.

MAP_IMAGE - Warp a large image to fit a map projection.

MAP_PATCH - Warp a small image to fit a map projection.

MAP_PROJ_FORWARD - Transform map coordinates from longitude/latitude to Cartesian (X, Y) coordinates

MAP_PROJ_IMAGE - Warp an image from geographic coordinates to a specified map projection.

MAP_PROJ_INFO - Return information about current map and/or the available projections.

MAP_PROJ_INIT - Initialize a map projection.

MAP_PROJ_INVERSE - Transform map coordinates from Cartesian (X, Y) coordinates to longitude/latitude.

MAP_SET - Establish the Direct Graphics map projection type and limits.



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