opencv PolyLine

opencv  PolyLine

static void  PolyLine( Mat& img, const Point2l* v, int count, bool is_closed,
          const void* color, int thickness,
          int line_type, int shift )
{
    if( !v || count <= 0 )
        return;

    int i = is_closed ? count - 1 : 0;
    int flags = 2 + !is_closed;
    Point2l p0;
    CV_Assert( 0 <= shift && shift <= XY_SHIFT && thickness >= 0 );

    p0 = v[i];
    for( i = !is_closed; i < count; i++ )
    {
        Point2l p = v[i];
        ThickLine( img, p0, p, color, thickness, line_type, flags, shift );
        p0 = p;
        flags = 2;
    }
}

##################################