Private Sub cmdParaCalu_Click() frmParameterCal3D.Show End Sub

Private Sub Command1_Click() Dim Dateh As String Dim iposh%, i% Open Text1.Text For Input As #1 Line Input #1, Dateh n = Val(Dateh)

ReDim x1#(n), y1#(n), z1#(n), x2#(n), y2#(n), z2#(n) ReDim jx#(n), jy#(n), jz#(n) For i = 1 To n Line Input #1, Dateh iposh = InStr(Dateh, \

x1(i) = Val(Left(Dateh, iposh - 1)) Dateh = Mid(Dateh, iposh + 1) iposh = InStr(Dateh, \

y1(i) = Val(Left(Dateh, iposh - 1)) Dateh = Mid(Dateh, iposh + 1) iposh = InStr(Dateh, \

z1(i) = Val(Left(Dateh, iposh - 1)) Dateh = Mid(Dateh, iposh + 1) iposh = InStr(Dateh, \

x2(i) = Val(Left(Dateh, iposh - 1)) Dateh = Mid(Dateh, iposh + 1) iposh = InStr(Dateh, \

y2(i) = Val(Left(Dateh, iposh - 1)) Dateh = Mid(Dateh, iposh + 1) z2(i) = Val(Dateh) Next i Close #1

End Sub

求解参数 Dim i As Integer m3 = cdcs Ex = xxz Ey = yxz Ez = zxz dX3 = xpy

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dY3 = ypy dZ3 = zpy For i = 1 To n

jx(i) = (m3 + 1) * (x1(i) * Cos(Ey) * Cos(Ez) + y1(i) * Cos(Ey) * Sin(Ez) - z1(i) * Sin(Ey)) + dX3

jy(i) = (m3 + 1) * (x1(i) * (-Cos(Ex) * Sin(Ez) + Sin(Ex) * Sin(Ey) * Cos(Ez)) + y1(i) * (Cos(Ex) * Cos(Ez) + Sin(Ex) * Sin(Ey) * Sin(Ez)) + z1(i) * (Sin(Ex) * Cos(Ey))) + dY3

jz(i) = (m3 + 1) * (x1(i) * (Sin(Ex) * Sin(Ez) + Cos(Ex) * Sin(Ey) * Cos(Ez)) + y1(i) * (-Sin(Ex) * Cos(Ez) + Cos(Ex) * Sin(Ey) * Sin(Ez)) + z1(i) * (Cos(Ex) * Cos(Ey))) + dZ3

Next i 转换后坐标

图33（二）点云坐标读取，如下图34~设置点云模型的坐标范围

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设置点间距

图34

临近点去噪

图35

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图36

模型空间显示

图37

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