NX二次开发源码分享： 在绝对坐标系和视图上点映射

admin

1 s: w4 x9 u5 Z+ uNX二次开发源码分享： 在绝对坐标系和视图上点映射
' Y7 T. c; h; P4 t2 N5 n4 _7 z
7 x- o1 F7 v: h& Z. m4 R
# x, e' V4 l9 L# P( B' M[mw_shl_code=c,true]
0 m) U! B3 B! ]    Function MapView2Abs(ByVal aView As View, ByVal coords As Point3d)
        Dim vmx As Matrix3x3 = aView.Matrix
5 I+ o5 v3 q! E! A( ~        Dim vw() As Double = {0, 0, 0, vmx.Xx, vmx.Xy, vmx.Xz, vmx.Yx, vmx.Yy, vmx.Yz}
% |) Y& l) h+ K- Q  ?        Dim abs() As Double = {0, 0, 0, 1, 0, 0, 0, 1, 0}
        Dim mx(11) As Double
        Dim irc As Integer
        Dim c() As Double = {coords.X, coords.Y, coords.Z}
% P: J3 \- Y2 j- `! i
        ufs.Trns.CreateCsysMappingMatrix(vw, abs, mx, irc)
        ufs.Trns.MapPosition(c, mx)
7 z5 _2 X1 S2 l7 W: Q1 g3 ~
        MapView2Abs = New Point3d(c(0), c(1), c(2))
/ ~0 E: j( z9 K9 {4 f1 {( {, d    End Function
+ G* \6 P8 M6 Z" T% o
    Function MapAbs2View(ByVal aView As View, ByVal coords As Point3d)
- N6 i$ g+ k- Q        Dim vmx As Matrix3x3 = aView.Matrix
        Dim vw() As Double = {0, 0, 0, vmx.Xx, vmx.Xy, vmx.Xz, vmx.Yx, vmx.Yy, vmx.Yz}
' H& G7 T, K% f( N; ?        Dim abs() As Double = {0, 0, 0, 1, 0, 0, 0, 1, 0}
# d6 ]) V% \0 y$ y+ o        Dim mx(11) As Double
5 E) m8 V$ n3 y& ?  C3 d5 {        Dim irc As Integer
, ^! `( p2 a; G9 s& n* F        Dim c() As Double = {coords.X, coords.Y, coords.Z}
. ~# P/ U5 ?7 H3 K) x6 m5 d0 |; U4 P
        ufs.Trns.CreateCsysMappingMatrix(abs, vw, mx, irc)
% x- j4 m+ I; G+ S* }# n        ufs.Trns.MapPosition(c, mx)
) c% m$ `* B* U2 V
$ E# u" Q, u2 C; `" K  I; T        MapAbs2View = New Point3d(c(0), c(1), c(2))
$ W7 Z6 w/ G* [: _6 l    End Function
[/mw_shl_code]
$ v1 Z8 q. E. o& q+ @" t/ X" J8 Z* ]