lwline_set_effective_area()

static LWLINE* lwline_set_effective_area ( const LWLINE *  iline, int  set_area, double  trshld  )

static

Definition at line 451 of file effectivearea.c.

{
        LWDEBUG(2, "Entered  lwline_set_effective_area");
 
                /* Skip empty case or too small to simplify */
        if( lwline_is_empty(iline) || iline->points->npoints<3)
                return lwline_clone(iline);
 
        int set_m;
        if(set_area)
                set_m=1;
        else
                set_m=FLAGS_GET_M(iline->flags);
 
        LWLINE *oline = lwline_construct_empty(iline->srid, FLAGS_GET_Z(iline->flags), set_m);
 
 
 
        oline = lwline_construct(iline->srid, NULL, ptarray_set_effective_area(iline->points,2,set_area,trshld));
 
        oline->type = iline->type;
        return oline;
 
}

References LWLINE::flags, FLAGS_GET_M, FLAGS_GET_Z, LWDEBUG, lwline_clone(), lwline_construct(), lwline_construct_empty(), lwline_is_empty(), POINTARRAY::npoints, LWLINE::points, ptarray_set_effective_area(), LWLINE::srid, and LWLINE::type.

Referenced by lwgeom_set_effective_area().

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