EOS_GD_GRIDINFO

Syntax | Return Value | Arguments | Keywords | Examples | Version History

This function returns the number of rows, columns and the location, in meters, of the upper left and lower right corners of the grid image.

Syntax

Result = EOS_GD_GRIDINFO(gridID, xdimsize, ydimsize, upleft, lowright)

Return Value

Returns SUCCEED(0) if successful and FAIL(–1) otherwise.

Arguments

gridID

Grid id (long) returned by EOS_GD_CREATE or EOS_GD_ATTACH.

xdimsize

A named variable that will contain the number of columns in grid (long).

ydimsize

A named variable that will contain the number of rows in grid (long).

upleft

A named variable that will contain the location (double, 2 element array; in meters) of upper left corner.

lowright

A named variable that will contain the location (double, 2 element array; in meters) of lower right corner.

Keywords

None

Examples

In this example, we retrieve information from a previously created grid with a call to EOS_GD_ATTACH:

status = EOS_GD_GRIDINFO(gridID, xdimsize, ydimsize, $ 
   upleft, lowrgt) 

Version History