gbox_merge_point3d()

int gbox_merge_point3d	(	const POINT3D *	p,
		GBOX *	gbox
	)

Update the GBOX to be large enough to include itself and the new point.

Definition at line 235 of file g_box.c.

{
        if ( gbox->xmin > p->x ) gbox->xmin = p->x;
        if ( gbox->ymin > p->y ) gbox->ymin = p->y;
        if ( gbox->zmin > p->z ) gbox->zmin = p->z;
        if ( gbox->xmax < p->x ) gbox->xmax = p->x;
        if ( gbox->ymax < p->y ) gbox->ymax = p->y;
        if ( gbox->zmax < p->z ) gbox->zmax = p->z;
        return LW_SUCCESS;
}

References LW_SUCCESS, POINT3D::x, GBOX::xmax, GBOX::xmin, POINT3D::y, GBOX::ymax, GBOX::ymin, POINT3D::z, GBOX::zmax, and GBOX::zmin.

Referenced by edge_calculate_gbox(), and edge_calculate_gbox_slow().

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