lwpoint_inside_circle()

int lwpoint_inside_circle	(	const LWPOINT *	p,
		double	cx,
		double	cy,
		double	rad
	)

Definition at line 645 of file lwgeom.c.

{
        const POINT2D *pt;
        POINT2D center;
 
        if ( ! p || ! p->point )
                return LW_FALSE;
 
        pt = getPoint2d_cp(p->point, 0);
 
        center.x = cx;
        center.y = cy;
 
        if ( distance2d_pt_pt(pt, &center) < rad )
                return LW_TRUE;
 
        return LW_FALSE;
}

References distance2d_pt_pt(), getPoint2d_cp(), LW_FALSE, LW_TRUE, LWPOINT::point, POINT2D::x, and POINT2D::y.

Referenced by LWGEOM_inside_circle_point().

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