GEOS
3.6.1
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Constants representing the location of a point relative to a geometry. More...
#include <Location.h>
Public Types | |
enum | Value { UNDEF =-1, INTERIOR = 0, BOUNDARY = 1, EXTERIOR = 2 } |
Static Public Member Functions | |
static char | toLocationSymbol (int locationValue) |
Constants representing the location of a point relative to a geometry.
They can also be thought of as the row or column index of a DE-9IM matrix. For a description of the DE-9IM, see the OpenGIS Simple Features Specification for SQL .
Enumerator | |
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UNDEF | Used for uninitialized location values. |
INTERIOR | DE-9IM row index of the interior of the first geometry and column index of the interior of the second geometry. Location value for the interior of a geometry. |
BOUNDARY | DE-9IM row index of the boundary of the first geometry and column index of the boundary of the second geometry. Location value for the boundary of a geometry. |
EXTERIOR | DE-9IM row index of the exterior of the first geometry and column index of the exterior of the second geometry. Location value for the exterior of a geometry. |