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这个代码的功能是点以曲面的法向方向投影到曲面上,也就是点到曲面的最近点。有兴趣的参考下,这代码是本人原创的哦,,
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* i+ Y) D( h/ r8 u! r( ?源代码如下:" A% U! n h; M7 A( ]
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using System;1 x6 a4 ^# w- f6 I* s& n
using System.Collections.Generic;
* D3 L7 `6 Y% l- r6 y, y Xusing System.ComponentModel;
/ R8 y! X+ I1 b7 }8 O7 g( ~using System.Data;! u7 {6 x+ }( P! K
using System.Drawing;+ A- S) ]8 d/ V f; L; y
using System.Text;
; b/ B6 B7 W; n$ s2 ~using System.Windows.Forms;
4 ?; P- u3 W1 v4 Cusing PowerSolutionDOTNetOLE;
6 _' G! u1 c7 w0 K" _using System.Collections;
Y$ {7 I4 S: ?; H* ~, B1 Xnamespace WindowsApplication1
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public partial class Form1 : Form% Q; R7 }7 i9 ^. ~- H
{
: Y& A8 u) t& U+ d$ F ArrayList PointName = new ArrayList();
9 p. v# @5 P8 j8 w H9 @7 c V ArrayList SurfaceName = new ArrayList();
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public Form1()
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InitializeComponent();
' a1 Y! @* f9 {9 ~* W7 h" V4 A rboNO.Checked = true;7 S, T; k7 _, q+ |+ D
rboYes.Checked = false;6 D' @( h& X8 f8 v
bonEnter.Enabled = false;# u* }% ^' K! O8 W4 g3 w) o- d* d* ?
}
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5 ?% y* ^7 [1 H+ P) u2 U# L$ u private void Form1_Load(object sender, EventArgs e): w. t/ T* z! d( T! s
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//窗体加载连接PS软件
$ j5 ?+ n a1 `8 b2 j2 c clsPowerSHAPEOLE.Connect();( l; {9 O) Y& A6 ]% Z
if (clsPowerSHAPEOLE .IsPSConnected()== false )
# W7 Y o/ ` p% G5 ~+ s {
8 o* j! F" h: X, \5 I MessageBox.Show("没有打开PowerSHAPE","错误",MessageBoxButtons .OK,MessageBoxIcon.Error );* l; t" n& z/ o# j
}
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! t- F) h- x! V1 s! E; ^" e( D //执行投影1 [7 V! Q' R3 i) D
private void Enter_Click(object sender, EventArgs e)% h6 f r2 G8 j' J2 {* H: X
{
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//判断最短距离,以点为循环条件
% v% P* V5 M! X, i' M8 _0 B, I foreach (string PT in PointName )
" p( M! u/ p& H7 H5 ~. f T {
: @+ [7 J ~* e$ S9 I6 p: B6 r+ L! t) ? //初始化直线长度和曲线名称
5 {8 R: T* m- i; a. s double LineLen = 0;8 Y0 ]( `3 y8 y* o( X" ]" T; I
string minLineName = "";( h% c5 h8 \- f4 N" f" w' q
string backSelName = "";/ q) P& f& n2 o# `0 K& W
//一点和曲面产生直线并保留最短直线
$ @1 a/ b* V/ d& G- B; w3 r clsPowerSHAPEOLE.Execute("REFRESH OFF");
' b5 J5 o8 k( Z S' m9 { foreach (string Su in SurfaceName )
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clsPowerSHAPEOLE.ClearSelection();2 c! a: o; A% G6 }! E( i3 I
clsPowerSHAPEOLE.Execute("add Symbol '" + PT + "'", "add Surface '" + Su + "'", "CREATE LINE ", "CREATE LINE MINDIST");7 J) \- N% R6 H! {2 `! _& Q! [
clsEntityType[] Sels = clsPowerSHAPEOLE.GetSelectedEntities();
- R; \7 s2 r1 N2 |0 v string SelName = ((clsPowerSHAPEOLE.GetSelectedEntities())[0].Name).ToString () ;
# o- l, [/ @6 S" J8 @" I if (LineLen == 0)
) m# {3 L1 K3 g4 Z {
) `7 f9 a e, W9 ` LineLen = (double)(clsPowerSHAPEOLE.Evaluate("line[ " + SelName + "].length"));( h: g5 f' w7 C( c O/ A D# l
backSelName = SelName; //存储上一次产生的直线名称 ( r6 ~$ ?# G0 g& o1 C0 C' P6 d
minLineName = SelName; //存储最短直线的名称/ ~2 W# q- n, R; M1 g+ r
}
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double Temp = (double)(clsPowerSHAPEOLE.Evaluate("line[ " + SelName + "].length"));
" m+ |: z# j) [ | //判断当前直线长度与上次直线长度7 d0 M8 ?" G& }; v0 h1 P- C0 }
if (Temp < LineLen)
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LineLen = Temp;& }# U+ ^5 g7 x* U, s' V8 n
clsPowerSHAPEOLE.ClearSelection();
# V9 W' E6 g' [" ~ p clsPowerSHAPEOLE.Execute("add line '" + backSelName + "'", "delete");! w/ B9 e& i! a Y4 ~1 [
backSelName = SelName; //存储上一次产生的直线名称 1 O; s( U: `9 M4 S. S
minLineName = SelName; //存储最短直线的名称
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else2 N% R; _6 c# F$ R- v! s
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clsPowerSHAPEOLE.Execute("delete");
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}
K- G! F* H! x //获取直线结束点的坐标) `" J8 E% Z- x
double LineX= (double )clsPowerSHAPEOLE .Evaluate ("line["+ minLineName +"].end.x");3 y4 k* G& ` ~) k# l
double LineY = (double)clsPowerSHAPEOLE.Evaluate("line[" + minLineName + "].end.y");2 L7 Z% v: G, |
double LineZ = (double)clsPowerSHAPEOLE.Evaluate("line[" + minLineName + "].end.z");
$ @5 K- Z% m* {$ K6 ~ //做出法向点
7 D4 T4 m% `1 x5 h h clsPowerSHAPEOLE.Execute("CREATE POINT SINGLE", LineX +" "+LineY +" "+LineZ , "cancel");0 j) J& |" f2 Q) T
clsPowerSHAPEOLE.ClearSelection();
5 l/ i3 [; x- M5 v if (rboNO .Checked == true)% J+ m, R) }2 c/ M
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clsPowerSHAPEOLE.Execute("add line '" + minLineName + "'", "delete", "REFRESH ON");
' y' E' g* z# T( o7 ? clsPowerSHAPEOLE.Execute("delete");
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clsPowerSHAPEOLE.Execute("REFRESH ON");
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Timer1.Enabled = true;
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this.Close();
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}
" l! f/ o R5 {2 ]& o private void button1_Click(object sender, EventArgs e)$ O5 U. s N! j* {, D" ^
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this.Close();
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' {+ \! q$ J& a2 Z: b1 S6 l$ | private void Timer1_Tick(object sender, EventArgs e)/ n+ u( P" A5 D2 k( a
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//清除所有选择的物件
+ u, z2 Y& x* }- a // clsPowerSHAPEOLE.ClearSelection();
. m, N. v) a: ~! M r; E //清空动态数组0 @& P/ v5 p) t' W( n
PointName.Clear();
" d& R9 }! `9 `" E, m; s+ ]& _ SurfaceName.Clear();
2 D6 W" z6 P9 ^ //建立动态数组区分点和曲面
$ n& G x- d/ ]$ x clsEntityType[] Sel = clsPowerSHAPEOLE.GetSelectedEntities();% \4 J+ F: M8 c* p
if (Sel.Length == 0)! J, I3 E. I2 k. T& Q
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lbltxt.Text = "维选择任何物件";& ^" T: v' I4 i- G
}
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{
; K' h' N8 X0 H0 z! b1 V foreach (clsEntityType Temp in Sel)
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if ((Temp.Type).ToString() == "Point")9 b+ J" ~0 O, X$ m, S$ V
{
1 ]8 z# S4 I( n PointName.Add((Temp.Name).ToString());
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else if ((Temp.Type).ToString() == "Surface")
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SurfaceName.Add((Temp.Name).ToString());
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if (PointName.Count == 0 || SurfaceName.Count == 0)) e) j5 Z1 c5 y* @) g" v# S
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lbltxt.Text = string.Format("以选择: {0}点{1}面", PointName.Count, SurfaceName.Count);' u9 [ j* O/ B& F/ x; Z
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}
% c T1 [1 ~( a7 C else
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lbltxt.Text = string.Format("以选择: {0}点{1}面", PointName.Count, SurfaceName.Count);: s" F& {# Q% f
// Timer1.Enabled = false;
$ E: Q4 k; ]4 L* O- m6 y5 ^ bonEnter.Enabled = true ;
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}; ]$ y! p! G! l- Y; f n
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