我是在这个网站上下到的。是关于螺旋线的。。我把代码放上来好吗!!帮我看看,谢谢
Dim intLoopCnt As Integer Dim intVertCnt As Integer Dim intCoordCnt As Integer On Error GoTo Err_Control If ThisDrawing.ActiveSpace = acModelSpace Then Set objSpace = ThisDrawing.ModelSpace Else Set objSpace = ThisDrawing.PaperSpace End If Set objUtil = ThisDrawing.Utility varSegments = ThisDrawing.GetVariable("SURFTAB1") dblSegInclAng = (2 * (Atn(1) * 4)) / varSegments dblSegPitch = dblPitch / varSegments dblSegAng = dblStartAng - dblSegInclAng intLoopCnt = CInt(1 + (varSegments * dblRot)) ReDim dblPnts((intLoopCnt * 3) - 1) For intCnt = 1 To intLoopCnt dblSegAng = dblSegInclAng + dblSegAng varPitchPnt = objUtil.PolarPoint(varCentPnt, _ dblSegAng, dblRadius) varCentPnt(2) = varCentPnt(2) + dblSegPitch For intVertCnt = 0 To 2 dblPnts(intCoordCnt) = varPitchPnt(intVertCnt) intCoordCnt = intCoordCnt + 1 Next Next intCnt Set objPoly = objSpace.Add3DPoly(dblPnts) Set AddHelix = objPoly Exit_Here: Exit Function Err_Control: Select Case Err.Number 'Cases here Case Else MsgBox Err.Description Err.Clear Resume Exit_Here End Select End Function