lwpoint_get_x()

double lwpoint_get_x

(

const LWPOINT *

point

)

Definition at line 63 of file lwpoint.c.

{
        POINT4D pt;
        if ( lwpoint_is_empty(point) )
        {
                lwerror("lwpoint_get_x called with empty geometry");
                return 0;
        }
        getPoint4d_p(point->point, 0, &pt);
        return pt.x;
}

References getPoint4d_p(), lwerror(), lwpoint_is_empty(), LWPOINT::point, and POINT4D::x.

Referenced by BOX2D_construct(), geography_centroid(), geography_centroid_from_mpoly(), lwgeom_azumith_spheroid(), lwgeom_cluster_kmeans(), lwgeom_project_spheroid(), lwline_covers_lwpoint(), RASTER_getPixelValueResample(), ST_Hexagon(), ST_Square(), and test_point_density().

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