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1 x S, g0 v* z# M经常能用的到,通过选择面,显示临时法线方向和点!
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+ ~6 k. o E6 y$ z8 ^0 v& Q[mw_shl_code=cpp,true] static bool DisplayNormal(Face theFace)8 x4 L6 N$ k8 D6 i
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double[] param = new double[2];3 q6 U; A( }- ]& t8 h( q$ A
double[] p1 = new double[3];
' s9 r' }3 p7 [, ? double[] u1 = new double[3];
3 E: F& K* d7 A0 A) n" c1 l* q double[] v1 = new double[3];
) F5 |) f4 s" w2 _6 F double[] u2 = new double[3];: T6 M+ I. A( z5 @( g
double[] v2 = new double[3];% D! Z; y J# p; U0 B/ D$ M4 D
double[] unit_norm = new double[3];
: X2 |' \3 ~: N& } double[] radii = new double[2];
% |, E# O, g- p) {1 y& ?6 R$ A double[] uv_min_max = new double[4];# Y# W% z3 A3 g4 E) r$ X6 }6 o- c
5 x7 X+ y+ x" r: Y3 F theUFSession.Modl.AskFaceUvMinmax(theFace.Tag, uv_min_max);
! }1 M, J% w! L param[0] = (uv_min_max[0]+uv_min_max[1]) / 2;
( @% p# g1 p0 J param[1] = (uv_min_max[2]+uv_min_max[3]) / 2;
p; }) t/ x" M& }4 ]! D theUFSession.Modl.AskFaceProps(theFace.Tag, param, p1, u1, v1, u2, v2, unit_norm, radii);
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9 `7 x3 R* F5 J, Z t8 L, R7 g DisplayTemporaryPoint(p1);" @2 n6 s1 `6 q: d8 r9 M! _
DisplayConehead(p1, unit_norm);
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- D/ K, b' F( K6 P: w4 \' k: g5 j return true;
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static void DisplayTemporaryPoint(Double[] loc)- K3 _# f, V( ?3 c
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UFObj.DispProps color = new UFObj.DispProps();* ^5 z) J7 f( ^8 Z
color.color = 6;7 {7 M/ s! Z( c
theUFSession.Disp.DisplayTemporaryPoint(Tag.Null, UFDisp.ViewType.UseWorkView, : N. ^) h2 v- A2 X. N9 d
loc, ref color, UFDisp.PolyMarker.FilledCircle);. a- {% S2 d& [) B, x( n* [
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; _' Z9 O9 Q* \% e4 m0 X) J static void DisplayConehead(Double[] loc, Double[] dir)
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theUFSession.Disp.Conehead(UFConstants.UF_DISP_WORK_VIEW_ONLY, loc, dir, 0);
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[/mw_shl_code]
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