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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,,4 q) Y% p0 g X6 F
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- h E& i% n' a0 p. a0 [4 ^# [源代码如下:' ~8 C/ L2 ~- o* o u
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) F0 t t& P' I+ D( j9 @using System;& G9 D S$ Y0 B" W! c( H
using System.Collections.Generic;; S. o! y( D) b- D: j3 a
using System.ComponentModel;# w2 \* G3 E$ w* V) ]8 _: U
using System.Data;
@, y: h: ^/ B9 C# x0 Lusing System.Drawing;
5 j: A/ d, X* }7 n$ X" X; c busing System.Text;
! [+ q8 i# l+ o1 X; [1 Eusing System.Windows.Forms;2 ?% z/ U1 k0 ?2 w1 Z6 E( ^
using PowerSolutionDOTNetOLE;
$ C( `3 ]# w( G8 Jusing System.Collections;1 o9 J2 N2 I8 r" P, @- |2 u% W" Y
namespace WindowsApplication1
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; o9 l# m1 i% `" n- v; [, i w public partial class Form1 : Form
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" V) K5 `2 }0 R, ^& w, J ArrayList PointName = new ArrayList();1 k0 i% S1 J9 G
ArrayList SurfaceName = new ArrayList(); v' ^% K. d* W' G- B/ W
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public Form1()( E6 N" ]$ y/ j/ i1 s4 F# o+ N3 @
{
) L: V% y2 p, o, s4 z4 ^ InitializeComponent();
; N7 f, [5 G( L: Z q: E. }& W: K. a1 h rboNO.Checked = true;2 k( V" @' O+ S3 c+ Z* e
rboYes.Checked = false;& N, Z3 ~- C( {/ k
bonEnter.Enabled = false;
: e2 D8 U9 P. Z0 s }
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5 ]5 y# U% e$ P' }) [ private void Form1_Load(object sender, EventArgs e)
' \7 m6 w) d P! V {
w6 K0 M) u+ S* | //窗体加载连接PS软件% w" l: ~; K8 S |5 X
clsPowerSHAPEOLE.Connect();
/ ?6 m x. ^; v0 z0 \ if (clsPowerSHAPEOLE .IsPSConnected()== false )7 x" z/ m Q* |
{
) O1 P9 J6 b7 V9 c6 G! T4 z; o MessageBox.Show("没有打开PowerSHAPE","错误",MessageBoxButtons .OK,MessageBoxIcon.Error );
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}
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//执行投影' w o! d, a" l4 V7 B
private void Enter_Click(object sender, EventArgs e)
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8 i0 t$ t- q1 p$ t //判断最短距离,以点为循环条件
7 }5 J0 Z5 b' N S foreach (string PT in PointName )
1 n D3 c6 ]3 h6 y: ~) x {
, U. A7 o7 N. x* M' s //初始化直线长度和曲线名称6 |7 z& c# D# T$ t# t# j) U) k$ `
double LineLen = 0;
8 R9 v1 ?. J, e; g: [ string minLineName = "";
7 v! Z! }/ a* D" r& O string backSelName = "";+ W0 b% K7 e$ T7 T- h4 u, j7 f
//一点和曲面产生直线并保留最短直线
8 n/ ?) j' m! j) r+ y$ A clsPowerSHAPEOLE.Execute("REFRESH OFF");# u4 F- ~# T, B8 s
foreach (string Su in SurfaceName )
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0 d3 T: {+ E3 W- D( L clsPowerSHAPEOLE.ClearSelection();% d+ }7 b. o0 S3 Y& Y3 d& i+ l
clsPowerSHAPEOLE.Execute("add Symbol '" + PT + "'", "add Surface '" + Su + "'", "CREATE LINE ", "CREATE LINE MINDIST");7 X2 m) a \& i) ?- r
clsEntityType[] Sels = clsPowerSHAPEOLE.GetSelectedEntities();
, r6 |. W- k- `/ m/ N string SelName = ((clsPowerSHAPEOLE.GetSelectedEntities())[0].Name).ToString () ;
3 ?. m2 `1 B; e* Z if (LineLen == 0)
' ^3 z4 d) k5 ~& | {
) C6 q0 B( S, B6 Q0 u; {4 {( b: u1 Q LineLen = (double)(clsPowerSHAPEOLE.Evaluate("line[ " + SelName + "].length"));
" z3 g. s; e( T, W. M; } backSelName = SelName; //存储上一次产生的直线名称 , Y" u9 e0 F1 B* V- u
minLineName = SelName; //存储最短直线的名称
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else
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' k& h$ d# ^: F: p8 I double Temp = (double)(clsPowerSHAPEOLE.Evaluate("line[ " + SelName + "].length"));& o( c, g L+ j% F8 x1 l. v
//判断当前直线长度与上次直线长度0 P, a, I, t5 k' _% d
if (Temp < LineLen)# Y3 W4 X" r" U5 R$ T. k9 ]
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LineLen = Temp;& T+ i+ I( s% e z {2 n
clsPowerSHAPEOLE.ClearSelection(); Z' M7 x1 }; X- V( n
clsPowerSHAPEOLE.Execute("add line '" + backSelName + "'", "delete");6 g. V5 V) o: K3 P7 k4 |; D, L* f
backSelName = SelName; //存储上一次产生的直线名称
3 J& T, C6 v2 g+ h3 [' j f/ \ minLineName = SelName; //存储最短直线的名称; f6 G2 A3 A6 |/ e# Z9 w1 O3 @7 U
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else$ K/ _2 i i9 w4 ^/ V
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clsPowerSHAPEOLE.Execute("delete");
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}
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$ T4 u& [6 u9 ?- i" J- f //获取直线结束点的坐标 \# A8 h4 m) S0 a* P. G
double LineX= (double )clsPowerSHAPEOLE .Evaluate ("line["+ minLineName +"].end.x");
+ K! [9 ]0 q/ g: C2 l$ _ double LineY = (double)clsPowerSHAPEOLE.Evaluate("line[" + minLineName + "].end.y");$ H' L; r- z4 n( h
double LineZ = (double)clsPowerSHAPEOLE.Evaluate("line[" + minLineName + "].end.z");
9 b" k# B/ w" l: Y* j$ Q1 @. K //做出法向点
' r b$ ~0 U! W& X- S8 A clsPowerSHAPEOLE.Execute("CREATE POINT SINGLE", LineX +" "+LineY +" "+LineZ , "cancel");
' B; A, v* M4 A8 Z clsPowerSHAPEOLE.ClearSelection();) A) k$ W% R: `$ }; U) C
if (rboNO .Checked == true)5 F/ t1 T# T2 X1 v
{
" v2 W" m" Z! N, i1 H# ]1 B1 ?! s* o: } clsPowerSHAPEOLE.Execute("add line '" + minLineName + "'", "delete", "REFRESH ON");; z+ Y( O4 K* [; R
clsPowerSHAPEOLE.Execute("delete");
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# s: Z1 G3 z; R/ i. J( i% u4 M else
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) |" a) y! \% q9 W0 x2 a9 } clsPowerSHAPEOLE.Execute("REFRESH ON");
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Timer1.Enabled = true;
% O6 g: b+ z' y* R bonEnter.Enabled = false;2 n" G! ^1 [7 Z4 I0 G+ d
this.Close();- ^; R3 l4 X9 l. a4 C k% U
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}
6 y$ E1 I: M2 {2 q8 C$ e8 m private void button1_Click(object sender, EventArgs e)
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this.Close();0 _& U7 \, w" V9 k. H" u/ t
}
$ h* c- X: R9 B0 q0 m, S& G: ? private void Timer1_Tick(object sender, EventArgs e)
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5 f# v, B# z* q i: p //清除所有选择的物件3 v0 k2 T7 k0 z ] N$ [- Z
// clsPowerSHAPEOLE.ClearSelection(); U \( K, D7 |; [% U; n
//清空动态数组
4 N/ S# E# l) N# t PointName.Clear();
" c8 p6 e. h; M9 i3 p SurfaceName.Clear();
; E% Z+ c/ s+ }) c //建立动态数组区分点和曲面4 \" L' b1 W* z- u, O
clsEntityType[] Sel = clsPowerSHAPEOLE.GetSelectedEntities();
* V6 o$ t4 J2 O0 w) ~% o if (Sel.Length == 0)! r3 y# p4 P3 ^5 `
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lbltxt.Text = "维选择任何物件";# n% j) @' Z7 P; ^6 V- H* T
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else
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foreach (clsEntityType Temp in Sel)
1 x5 y) d5 J: o; L, F. f1 ? {
5 T5 G4 g6 S \1 B0 C9 G# o if ((Temp.Type).ToString() == "Point"). f* E7 G" ?, a9 E' h5 ?2 g
{9 a* I4 T) r9 X( M, s( ?
PointName.Add((Temp.Name).ToString());
1 L, C! E- |- h }
9 B: R5 Y( v6 r else if ((Temp.Type).ToString() == "Surface")
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SurfaceName.Add((Temp.Name).ToString()); Q# O' A+ X0 G6 J1 S6 P% L
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if (PointName.Count == 0 || SurfaceName.Count == 0)
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8 j8 j$ `+ i* I; @4 F& W0 y. T7 L lbltxt.Text = string.Format("以选择: {0}点{1}面", PointName.Count, SurfaceName.Count);1 [- f7 m& d6 }! r5 p3 B `
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else* s1 M* O t+ A
{
' F( C" c+ x) j( p e' M lbltxt.Text = string.Format("以选择: {0}点{1}面", PointName.Count, SurfaceName.Count);' M. V7 p9 P4 [5 J7 `) ~4 Y
// Timer1.Enabled = false;2 d- R, g9 t" |, \+ X0 N8 a
bonEnter.Enabled = true ;
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