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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,,$ g# o2 q5 R9 w1 K& q
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源代码如下:
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/ t% z/ A9 Q4 V0 q$ g2 X) a# Rusing System;, t, E" _& `2 [4 T7 `
using System.Collections.Generic;7 q4 _0 L( m. l
using System.ComponentModel;5 O, r' m l* F2 i3 h
using System.Data;
, C6 s. x* z5 V/ eusing System.Drawing;) V, q& C0 K0 K2 y- u8 X3 z9 A; R
using System.Text;% T/ Q* z: r, e: h+ S+ `; i$ p0 y
using System.Windows.Forms;
4 e# j. d, k% zusing PowerSolutionDOTNetOLE;+ {. Q0 R) k7 ?9 w* {' N2 x
using System.Collections;
0 Q1 s$ f& K, i% ]namespace WindowsApplication1 m; E. e$ i# Z
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public partial class Form1 : Form6 B, R( r! d6 y2 Y* Y
{
7 k: y4 j' b3 z+ O" O% t! p ArrayList PointName = new ArrayList();, E7 h1 s6 i7 E. B! y
ArrayList SurfaceName = new ArrayList();
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public Form1()' D& }, M- _- ` ~3 T# Z
{
6 S4 N2 T3 D" s$ K# v# U9 Y7 m InitializeComponent();- R4 w3 R1 q# N
rboNO.Checked = true;- k& J" \: M1 n; I: A* h
rboYes.Checked = false;
, a( a, ^- |9 w& ^) S bonEnter.Enabled = false;0 [. v7 ~9 W* b4 \1 E
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private void Form1_Load(object sender, EventArgs e)
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% ~( J( {2 y4 [! ? //窗体加载连接PS软件+ I: `, t+ u$ |7 P
clsPowerSHAPEOLE.Connect();' V" y( p9 U* \- K1 |
if (clsPowerSHAPEOLE .IsPSConnected()== false )8 A* {5 A3 X" @9 f: Q
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MessageBox.Show("没有打开PowerSHAPE","错误",MessageBoxButtons .OK,MessageBoxIcon.Error );- ?( g# k8 o/ B% M# Z& U
}
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% q5 \% a4 ?0 Y Q1 j' n //执行投影
, d$ f7 l+ m; ?8 i, Q% H: E- S, i private void Enter_Click(object sender, EventArgs e)
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/ Z9 s& y4 _" c5 Z0 x z* w //判断最短距离,以点为循环条件- @" K5 k) q7 `6 X2 l; \5 z
foreach (string PT in PointName )
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//初始化直线长度和曲线名称
5 }" Q0 ]; t& n" H/ N6 S |$ h6 Y double LineLen = 0;
; Q) e* H# f6 ^8 d. w$ j string minLineName = "";
; k |) v% J, d- ?9 R$ h9 U string backSelName = "";
8 J o0 |& A: I; B; {- ?$ L //一点和曲面产生直线并保留最短直线
3 m& Y3 `! _1 G! X, j: F; p clsPowerSHAPEOLE.Execute("REFRESH OFF");
9 C W: g% E, M6 D foreach (string Su in SurfaceName )$ Z) A6 x8 w6 r4 ^
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clsPowerSHAPEOLE.ClearSelection();7 o, w3 N& C$ i: K: K
clsPowerSHAPEOLE.Execute("add Symbol '" + PT + "'", "add Surface '" + Su + "'", "CREATE LINE ", "CREATE LINE MINDIST");6 T( L: A& ^0 X* v
clsEntityType[] Sels = clsPowerSHAPEOLE.GetSelectedEntities();& W) @- ?1 ]. H3 Y' K# J; I/ D
string SelName = ((clsPowerSHAPEOLE.GetSelectedEntities())[0].Name).ToString () ;
& m, T( p+ ^' G) ~ if (LineLen == 0)
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4 ^0 h: k3 G! o% Q" |! ? LineLen = (double)(clsPowerSHAPEOLE.Evaluate("line[ " + SelName + "].length"));' u. ~ ^4 T& @, p! ]* \
backSelName = SelName; //存储上一次产生的直线名称 2 P; Z' z8 H' d: X
minLineName = SelName; //存储最短直线的名称
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else
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6 g. U0 e7 n6 ]/ T$ O0 V6 v, w% } double Temp = (double)(clsPowerSHAPEOLE.Evaluate("line[ " + SelName + "].length"));( K# f: @& g y
//判断当前直线长度与上次直线长度
7 I9 [3 l, G0 o" N0 o4 O1 ]4 \& x& _" l if (Temp < LineLen)2 @ b/ j ~" [" L$ t
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LineLen = Temp;6 W' f4 {& c' G1 v5 b
clsPowerSHAPEOLE.ClearSelection();
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backSelName = SelName; //存储上一次产生的直线名称 : [1 v8 q8 i' x( v r, o. j4 M
minLineName = SelName; //存储最短直线的名称
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clsPowerSHAPEOLE.Execute("delete");
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}
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//获取直线结束点的坐标
# `0 z7 g+ Q) ^. N. f% S double LineX= (double )clsPowerSHAPEOLE .Evaluate ("line["+ minLineName +"].end.x");0 d- y# [) z: ?4 [* B K: G/ ~) W7 F
double LineY = (double)clsPowerSHAPEOLE.Evaluate("line[" + minLineName + "].end.y");
" b D: K2 m' o' t double LineZ = (double)clsPowerSHAPEOLE.Evaluate("line[" + minLineName + "].end.z");
1 s% N5 ~: V6 F! P3 g9 v //做出法向点7 k" z+ @1 @5 k& a
clsPowerSHAPEOLE.Execute("CREATE POINT SINGLE", LineX +" "+LineY +" "+LineZ , "cancel");
, _5 T% A: o4 f# B# K clsPowerSHAPEOLE.ClearSelection();
5 \9 {6 L- h$ {4 \ if (rboNO .Checked == true)
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/ w% @0 {6 @8 H clsPowerSHAPEOLE.Execute("add line '" + minLineName + "'", "delete", "REFRESH ON");4 O' j& f7 N$ E1 i# h) V
clsPowerSHAPEOLE.Execute("delete");3 Z+ O' R. Z. W' H) J0 V
}
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{
8 n: @- c7 T0 ~1 m$ `, y+ ? clsPowerSHAPEOLE.Execute("REFRESH ON");
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Timer1.Enabled = true;
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this.Close();. |+ L1 t3 w/ Y6 N& y& y4 f% K
}
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private void button1_Click(object sender, EventArgs e) m: i1 j6 J3 l( J! z" X
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this.Close(); S! u1 ^* b; Z; F2 e- K) p
}
- \) {' r1 d$ l3 T' D private void Timer1_Tick(object sender, EventArgs e)9 x3 ]6 o8 H& {7 ^
{
8 j. \$ }7 H6 k* t8 A //清除所有选择的物件8 r# R5 G7 n& R& p
// clsPowerSHAPEOLE.ClearSelection();
+ ?" Q7 |( ~9 Z- s+ m- J2 M5 v //清空动态数组% t: G! W$ c0 c1 ]: B) b& r
PointName.Clear();; J/ k/ g5 _ w$ C
SurfaceName.Clear();5 }. t- G# T2 F f
//建立动态数组区分点和曲面! a) m( I% C' m( `. A
clsEntityType[] Sel = clsPowerSHAPEOLE.GetSelectedEntities();
- N% |+ L. g7 G* v if (Sel.Length == 0)
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# Z* B& M$ S8 z0 N# G1 Z2 } lbltxt.Text = "维选择任何物件";- w! s3 ~/ k2 U
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else
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+ l: ^: h# p5 E, w foreach (clsEntityType Temp in Sel)6 `$ f9 A4 D) r
{
- {$ s7 r# }9 @- z if ((Temp.Type).ToString() == "Point")
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) v" [# L2 `1 T PointName.Add((Temp.Name).ToString());
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* n' x4 r2 o% @/ U- A# y Z5 @ else if ((Temp.Type).ToString() == "Surface")
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SurfaceName.Add((Temp.Name).ToString());/ d8 b o: d" \$ X y0 H
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if (PointName.Count == 0 || SurfaceName.Count == 0)
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) c4 O6 b1 x! W- i6 L/ c4 i1 Z lbltxt.Text = string.Format("以选择: {0}点{1}面", PointName.Count, SurfaceName.Count);
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lbltxt.Text = string.Format("以选择: {0}点{1}面", PointName.Count, SurfaceName.Count);" E! X! Q, }5 i0 g' A( ^% M6 \
// Timer1.Enabled = false;7 i4 q0 k& R, K* P% g2 [
bonEnter.Enabled = true ;
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} |
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