ptarray_isccw()

int ptarray_isccw

(

const POINTARRAY *

pa

)

Definition at line 1028 of file ptarray.c.

{
        double area = 0;
        area = ptarray_signed_area(pa);
        if ( area > 0 ) return LW_FALSE;
        else return LW_TRUE;
}

References area(), LW_FALSE, LW_TRUE, and ptarray_signed_area().

Referenced by _lwt_AddFaceSplit(), lwpoly_force_clockwise(), lwpoly_is_clockwise(), lwt_ChangeEdgeGeom(), lwtriangle_force_clockwise(), lwtriangle_is_clockwise(), and test_ptarray_isccw().

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