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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,,! J! U. Q5 y0 T1 I# r! F! K- n
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" @ L3 p+ J: G" A* G' T源代码如下:; }- h; N4 j* g ~5 l4 B0 \
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using System;# @ [( c" }: n
using System.Collections.Generic;) E2 e m8 y# T4 g8 D7 S& `
using System.ComponentModel;
( t" R! D; S8 A6 b- ~) Gusing System.Data;
# ]5 D( i4 a% W. L! z* I, D, `4 w3 vusing System.Drawing;
0 }. i* |2 y4 |using System.Text;# _, m4 A2 m7 p+ v
using System.Windows.Forms;& t. }" H3 C0 X: k1 Y
using PowerSolutionDOTNetOLE;
6 s% _1 _: R3 R9 I" G, zusing System.Collections;
8 V2 f5 L4 t, B: Bnamespace WindowsApplication1$ A7 z4 u' h2 e, O* i
{
+ q; @: F8 N! l I+ L public partial class Form1 : Form
. l1 s. F( ]9 K2 ~/ c {
2 A9 T& l* g( m6 B ArrayList PointName = new ArrayList();3 ` a5 E( p4 R; R `' c
ArrayList SurfaceName = new ArrayList();
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public Form1()
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* ]5 _" O/ n8 h InitializeComponent();% s1 Q. |+ \/ ^; |: x& _
rboNO.Checked = true;: E6 |5 }: u1 L% v. L1 n
rboYes.Checked = false;
$ D$ E) M, V: x! @- a' I bonEnter.Enabled = false;
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private void Form1_Load(object sender, EventArgs e). y$ i" R: R9 U$ K; V9 X! }
{
) z/ q; D# O* i8 g2 `) B //窗体加载连接PS软件# Z! u) c o Q; q: E# y6 k: |
clsPowerSHAPEOLE.Connect();
& V% o1 Y4 W9 q# Q if (clsPowerSHAPEOLE .IsPSConnected()== false )
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" g! B( ?9 i8 O MessageBox.Show("没有打开PowerSHAPE","错误",MessageBoxButtons .OK,MessageBoxIcon.Error );
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5 I, J. Q- Z+ s% O1 g //执行投影
1 _; P6 t$ N# D7 y2 \9 `- @: n5 T0 t private void Enter_Click(object sender, EventArgs e)4 A6 b5 z7 P. o9 X; h7 {
{
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6 W2 F$ ]- B5 ^! V7 m7 d. m //判断最短距离,以点为循环条件' \* g/ N( Y/ u" g$ E
foreach (string PT in PointName )! J W$ R+ j8 |; x$ y
{
( s( C& v% M' x0 ? //初始化直线长度和曲线名称5 C6 Z: X7 C+ X/ x* B
double LineLen = 0;
. x0 K' U% R2 d( S! q% F! L string minLineName = "";2 b/ x1 q2 l1 q/ F8 R% s
string backSelName = "";
1 ]0 Q# f! d& G# Q; B //一点和曲面产生直线并保留最短直线& K, |' t% a( x
clsPowerSHAPEOLE.Execute("REFRESH OFF");
9 n0 m& Z. K8 w) i7 G9 }+ L foreach (string Su in SurfaceName )" @" ~: {( I- W3 d& ]" l
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clsPowerSHAPEOLE.ClearSelection();
* l7 y2 ~* Y. U. _ clsPowerSHAPEOLE.Execute("add Symbol '" + PT + "'", "add Surface '" + Su + "'", "CREATE LINE ", "CREATE LINE MINDIST");7 \7 m% } V+ Z0 e
clsEntityType[] Sels = clsPowerSHAPEOLE.GetSelectedEntities();) \6 K" h A- q5 c/ n" E* U
string SelName = ((clsPowerSHAPEOLE.GetSelectedEntities())[0].Name).ToString () ;
1 I [+ _6 ?9 n if (LineLen == 0)
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: L) \, w7 o/ t6 }+ ^# t) L LineLen = (double)(clsPowerSHAPEOLE.Evaluate("line[ " + SelName + "].length"));: G5 A$ E+ C- @- ]
backSelName = SelName; //存储上一次产生的直线名称 ) n) D9 d- e9 f: e0 v1 N, I
minLineName = SelName; //存储最短直线的名称
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else
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3 Y V) O) x! S: M% \# A4 \ double Temp = (double)(clsPowerSHAPEOLE.Evaluate("line[ " + SelName + "].length"));
3 ~) ?$ Z3 E- m5 E //判断当前直线长度与上次直线长度
: o* Z2 s: A* A) P; k if (Temp < LineLen)3 r: F7 R4 z- p- ]
{
' D) U3 f+ {$ M. [" x% ? LineLen = Temp;3 [4 E) E" H4 b. q
clsPowerSHAPEOLE.ClearSelection();
0 E% g& Q0 s/ ^* Y clsPowerSHAPEOLE.Execute("add line '" + backSelName + "'", "delete");
- n2 [+ t' |# {/ p& q backSelName = SelName; //存储上一次产生的直线名称 7 m+ Q) s6 P8 j% a$ J3 {6 ?
minLineName = SelName; //存储最短直线的名称9 Z: ~. q4 @! M1 x5 s# U+ }
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else
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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
& j- b; s: s, l$ }2 T) M2 O, W double LineX= (double )clsPowerSHAPEOLE .Evaluate ("line["+ minLineName +"].end.x");
" Y. S8 f" `( h double LineY = (double)clsPowerSHAPEOLE.Evaluate("line[" + minLineName + "].end.y");! [& b% y- Q/ \" t% ], n! z1 T7 a
double LineZ = (double)clsPowerSHAPEOLE.Evaluate("line[" + minLineName + "].end.z");
4 V( ?5 {* l8 B0 x9 d$ i3 h+ A //做出法向点
* c% [8 B4 D8 D2 I, T! G clsPowerSHAPEOLE.Execute("CREATE POINT SINGLE", LineX +" "+LineY +" "+LineZ , "cancel");
+ B) Q. t' B, A" V! T' Q& \ clsPowerSHAPEOLE.ClearSelection();
) J: R. Q7 s1 q; D' ^4 { if (rboNO .Checked == true)
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) W# |) \8 ?4 ?2 r( t# j clsPowerSHAPEOLE.Execute("add line '" + minLineName + "'", "delete", "REFRESH ON");' y( d' y* W' q! H! A! t# F
clsPowerSHAPEOLE.Execute("delete");
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else$ T. F2 G9 l# g; Q* W
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clsPowerSHAPEOLE.Execute("REFRESH ON");; g5 r" h- S, P
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Timer1.Enabled = true;% n( e8 q V9 O& q6 X
bonEnter.Enabled = false;% e j$ A1 y' Y" \4 b( n
this.Close();0 Z4 D9 n6 z4 n6 L
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}
! C2 b% v; ]) F0 h1 m private void button1_Click(object sender, EventArgs e)
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* W& S% k# A8 w1 t4 [ this.Close();
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7 _) a# K9 N- J- A- ]: l private void Timer1_Tick(object sender, EventArgs e)
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; _/ f; |4 _+ C7 a //清除所有选择的物件
6 R; V8 C% W5 l* L( h, `: r // clsPowerSHAPEOLE.ClearSelection();9 ~' P1 |9 V& Z% b) I
//清空动态数组
3 n/ V; l R8 R- {* B PointName.Clear();
: Q5 [+ s+ I! r9 E: } SurfaceName.Clear();& z; }6 y' A5 S2 @4 p" k6 _" M
//建立动态数组区分点和曲面
1 M; w/ |2 ]7 ^0 Q: u- K; {5 C clsEntityType[] Sel = clsPowerSHAPEOLE.GetSelectedEntities();; ~9 E! `( W" {$ k# G/ \! o3 g
if (Sel.Length == 0)- }2 y' M7 E f" O
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lbltxt.Text = "维选择任何物件";
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else
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foreach (clsEntityType Temp in Sel)% O+ @/ y5 @* c; Q- ]" M
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if ((Temp.Type).ToString() == "Point"), E8 B3 `& u" m+ k+ ]
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PointName.Add((Temp.Name).ToString());
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4 O9 A( q2 I/ A% x5 |3 f else if ((Temp.Type).ToString() == "Surface")
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SurfaceName.Add((Temp.Name).ToString());
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}
5 [3 t+ i" a" ^ F/ } if (PointName.Count == 0 || SurfaceName.Count == 0)5 _8 g* q, M+ |( _
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lbltxt.Text = string.Format("以选择: {0}点{1}面", PointName.Count, SurfaceName.Count);) ] K* g2 e- j0 p. D' Y. A! E
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}
8 `4 W3 I% t5 c4 D else
) t3 F6 d* D0 l {
2 Q7 @- Z7 R/ T- m) e lbltxt.Text = string.Format("以选择: {0}点{1}面", PointName.Count, SurfaceName.Count);# \" }* d+ J& c3 T/ a! ~9 ^
// Timer1.Enabled = false;
6 s( ?" w. n: Q7 b bonEnter.Enabled = true ;
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}
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