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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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+ V( X" L' ^( m% `/ \源代码如下:2 n y4 }5 u2 _+ N/ S
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% Q/ ~- d% {' xusing System;3 O) m( M# T1 f5 y7 f, B8 q
using System.Collections.Generic;0 j6 W. N7 J$ {9 H z; z. Z! U
using System.ComponentModel;
8 w. [" @, i; O" g3 Y2 v# D$ C& ?3 Busing System.Data;+ n4 Q6 r4 n8 W/ O. R
using System.Drawing;7 s+ Y) q N) j% d* O' d
using System.Text;
6 G6 S9 A1 X8 }. ^using System.Windows.Forms;
6 d9 m+ P; M7 R3 D# J& L$ x! `6 G9 H+ ~using PowerSolutionDOTNetOLE;
) o( @+ g4 C2 ]5 E. Z( w7 Zusing System.Collections;4 ~9 U' a, j! ]4 |* s& J
namespace WindowsApplication14 D. G3 T! ^) C% E; ~: w3 D
{
1 V W G) S" H: F; w public partial class Form1 : Form
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ArrayList PointName = new ArrayList();
" [6 F( W. b3 ]$ ^6 ^- v ArrayList SurfaceName = new ArrayList();6 x7 b) @1 A3 H6 N |. a! `) B$ h
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public Form1() M, o8 K8 B3 a
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InitializeComponent();8 m3 m% `$ t6 P- f& Q% u
rboNO.Checked = true;
2 A2 B0 C, o* a$ J, S rboYes.Checked = false;6 {4 j& z: r& H- w
bonEnter.Enabled = false;6 f) M3 O+ Q6 P' ^% l
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5 k( {1 ~2 j! ?3 [4 A private void Form1_Load(object sender, EventArgs e)4 I ]3 |2 Z- r7 i) B
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//窗体加载连接PS软件& T/ g( p) \$ J8 ~: e2 M7 j
clsPowerSHAPEOLE.Connect();7 p% n7 m* [8 a2 _3 ~
if (clsPowerSHAPEOLE .IsPSConnected()== false )
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MessageBox.Show("没有打开PowerSHAPE","错误",MessageBoxButtons .OK,MessageBoxIcon.Error );
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" o. ^7 M+ `; P! C //执行投影 t& b3 w! K) t9 _+ ^6 _, j& ?0 O
private void Enter_Click(object sender, EventArgs e)! ^ \1 C( ]. ~+ y( ~4 ^) c1 E5 u& I
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- m1 {- C* C) [! X5 Q; W# Y+ \ f //判断最短距离,以点为循环条件* u2 B9 g" V* O! @) G; R: w
foreach (string PT in PointName )
2 f4 i4 t0 [1 }, y {
: d7 U) S& P) E- ? //初始化直线长度和曲线名称# F# V% u; I, t4 [# c5 m
double LineLen = 0;
7 a6 z2 b0 u# S: b- s string minLineName = "";1 F$ }3 ?, u4 w' d
string backSelName = "";) M5 i$ G8 t! E% d% L0 f" s, `) c
//一点和曲面产生直线并保留最短直线4 C- ~) d& ^+ J r0 F
clsPowerSHAPEOLE.Execute("REFRESH OFF");
0 q0 ]7 `1 u8 F; Y foreach (string Su in SurfaceName )
( |+ _! T! u# Q) ~ {
5 I* \% i; j0 W9 C! L2 D clsPowerSHAPEOLE.ClearSelection();( m0 Y9 w0 [ c2 E6 r
clsPowerSHAPEOLE.Execute("add Symbol '" + PT + "'", "add Surface '" + Su + "'", "CREATE LINE ", "CREATE LINE MINDIST");2 c% |' n$ n$ n @) ` \( C
clsEntityType[] Sels = clsPowerSHAPEOLE.GetSelectedEntities();2 k9 d$ {( E; ?5 d+ v' t
string SelName = ((clsPowerSHAPEOLE.GetSelectedEntities())[0].Name).ToString () ;
r1 j4 v7 c8 W( I* A1 h- ?, c if (LineLen == 0)6 w7 x" M/ C3 ^/ o3 d4 }& f4 [
{
# z0 q2 m5 M3 v( Q7 x; U LineLen = (double)(clsPowerSHAPEOLE.Evaluate("line[ " + SelName + "].length"));* G! ^% H: ^. J# q
backSelName = SelName; //存储上一次产生的直线名称 6 ? l- h- T& c, T! C: m8 z
minLineName = SelName; //存储最短直线的名称# l1 J/ M4 W w3 S. f
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else
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( A2 ^2 [. R: I# b+ [ double Temp = (double)(clsPowerSHAPEOLE.Evaluate("line[ " + SelName + "].length"));& l2 ^1 [8 E' l" [) }, W
//判断当前直线长度与上次直线长度
3 w' V3 U& Z3 q* J o# g2 J if (Temp < LineLen)4 P/ ?1 F$ x3 O3 v
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LineLen = Temp;8 @0 f* B8 j# e3 j+ Y+ I4 m
clsPowerSHAPEOLE.ClearSelection();
) o# }6 t, B" k8 J& F& c, }6 F clsPowerSHAPEOLE.Execute("add line '" + backSelName + "'", "delete");
' |0 S4 A: T, F6 o' W1 C* D$ d7 U backSelName = SelName; //存储上一次产生的直线名称 : Z4 ~( V. _' H* B T9 R
minLineName = SelName; //存储最短直线的名称& H/ t% s7 P( h/ E& ^) E
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else- v3 t9 ^; i' P9 y2 T
{
5 l0 t6 j& ` l# [7 f- G clsPowerSHAPEOLE.Execute("delete");6 i# Z& Z* }6 m% L8 h1 f% e
}
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* {% J1 @/ u4 j0 U1 f) p //获取直线结束点的坐标
8 W& E% |( K3 N+ C double LineX= (double )clsPowerSHAPEOLE .Evaluate ("line["+ minLineName +"].end.x");& _1 T3 N( `* K; ]3 |
double LineY = (double)clsPowerSHAPEOLE.Evaluate("line[" + minLineName + "].end.y");- S: t$ S( g) |' T/ t+ r B
double LineZ = (double)clsPowerSHAPEOLE.Evaluate("line[" + minLineName + "].end.z");$ q$ Y' v! {; o( e. a; @( ^
//做出法向点
9 v; X0 @* H& y" S clsPowerSHAPEOLE.Execute("CREATE POINT SINGLE", LineX +" "+LineY +" "+LineZ , "cancel");
8 {1 b1 Q" E/ I clsPowerSHAPEOLE.ClearSelection();
0 f5 a' I+ l( n D1 H. h if (rboNO .Checked == true)
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clsPowerSHAPEOLE.Execute("add line '" + minLineName + "'", "delete", "REFRESH ON");8 u$ A q" g) D' @( x! [
clsPowerSHAPEOLE.Execute("delete");
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{
+ |2 X6 l# X/ y4 S clsPowerSHAPEOLE.Execute("REFRESH ON");
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q+ K$ h+ M9 u. W0 N! d Timer1.Enabled = true;9 a. d# a/ a# Y
bonEnter.Enabled = false;
% g8 k- Y4 |$ y. z this.Close();! H4 p* ~ P/ ~5 I/ H
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}
: v0 L, G( T8 ~1 F* J# S( k. S* y private void button1_Click(object sender, EventArgs e)
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this.Close();
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Y0 q: m! q/ ~1 x% u7 c private void Timer1_Tick(object sender, EventArgs e)- k1 W' y2 v' U8 O5 `6 Z/ n7 Q1 l
{
% t. g: R! F7 U* R* m //清除所有选择的物件/ r! Z) d8 e/ I2 m
// clsPowerSHAPEOLE.ClearSelection();
/ e2 ?8 k: G& L0 f$ t //清空动态数组0 N! T5 Y* u Y: }$ K& }0 R
PointName.Clear();
; F! ^# \2 ?$ R3 D; Y SurfaceName.Clear();
" Y/ U7 V! a! l- u! m/ q) | //建立动态数组区分点和曲面4 P5 Z, k* H( F6 H
clsEntityType[] Sel = clsPowerSHAPEOLE.GetSelectedEntities();
5 X% T) Q5 }& n5 ^( q, Q if (Sel.Length == 0)5 E( T1 g* y. r9 p5 Z
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lbltxt.Text = "维选择任何物件";
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else
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" z- ?1 ?5 c1 q foreach (clsEntityType Temp in Sel)
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/ D) R. ]$ F! ? if ((Temp.Type).ToString() == "Point")
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g; a! Y U# I" v" z PointName.Add((Temp.Name).ToString());
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# n& ` d& M2 u) W' v else if ((Temp.Type).ToString() == "Surface")
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6 t. a [- x! `# _) p1 ~$ U SurfaceName.Add((Temp.Name).ToString());( B) J- r% U8 q( Y
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if (PointName.Count == 0 || SurfaceName.Count == 0)' B9 b8 V$ N, u8 ?- U& ^
{
$ h1 J$ Q1 H1 j lbltxt.Text = string.Format("以选择: {0}点{1}面", PointName.Count, SurfaceName.Count);
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else
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lbltxt.Text = string.Format("以选择: {0}点{1}面", PointName.Count, SurfaceName.Count);+ [/ Y- p; U5 Q4 x s: x0 j% q3 f/ c/ j
// Timer1.Enabled = false;
4 ]9 c8 ?" B: C, z+ X. V# N bonEnter.Enabled = true ;6 R: }" a; Q$ Y/ Y6 Z
}
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