if (radius1[0] > 0 || radius1[1] > 0) {
      borderArgs.push(["line", inner1[1].end.x, inner1[1].end.y]);
      inner1[1].curveToReversed(borderArgs);
    } else {
      borderArgs.push([ "line", borderData.c4[0], borderData.c4[1]]);