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经常能用的到,通过选择面,显示临时法线方向和点!+ }+ R+ @9 R# H. s `
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[mw_shl_code=cpp,true] static bool DisplayNormal(Face theFace)
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double[] param = new double[2]; N2 ?0 N6 [# K3 K
double[] p1 = new double[3];) ]. s; Y& P" G* Z4 }$ q
double[] u1 = new double[3];
7 _8 m0 H% K9 O( a/ U" B' n double[] v1 = new double[3];, C! X! k9 G0 Z2 U. U
double[] u2 = new double[3];
: o/ V! Q2 B1 ` double[] v2 = new double[3];8 {9 `( i1 c( t! j7 I- v
double[] unit_norm = new double[3];
: a! K" m' ?) [ double[] radii = new double[2];. x# ~* b3 U/ Q$ `. m* z
double[] uv_min_max = new double[4];. o- R7 ^- l9 z3 {4 P2 ]: A
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theUFSession.Modl.AskFaceUvMinmax(theFace.Tag, uv_min_max);
& [3 A3 \5 q( `3 l param[0] = (uv_min_max[0]+uv_min_max[1]) / 2;
$ n& q# U# I( u# v! I6 l& P) ?2 n param[1] = (uv_min_max[2]+uv_min_max[3]) / 2; ( y- J2 S+ |" w4 T7 m5 G5 c6 S
theUFSession.Modl.AskFaceProps(theFace.Tag, param, p1, u1, v1, u2, v2, unit_norm, radii);7 u' X3 k. r& x1 Y1 H
7 B. Y B2 K+ \2 \ DisplayTemporaryPoint(p1);1 N+ {+ E' {/ {! ~" ?
DisplayConehead(p1, unit_norm);; H# W1 \7 \: u- Z+ G
5 S5 m. r1 Q* u* g' Y# c return true;
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static void DisplayTemporaryPoint(Double[] loc)5 g! t* T* v5 X8 b9 c
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UFObj.DispProps color = new UFObj.DispProps();) a% v( ~! C$ j! v0 M) V+ T
color.color = 6;# t* D; Z4 ~ l \$ _: l2 z/ n. [
theUFSession.Disp.DisplayTemporaryPoint(Tag.Null, UFDisp.ViewType.UseWorkView,
$ ?7 R% j2 H, G9 U% W, _# Y- m loc, ref color, UFDisp.PolyMarker.FilledCircle);. ^8 t7 k% ^8 Z! T; {' I z# \
}
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) J! d# G+ _! ^: m. N" t- F static void DisplayConehead(Double[] loc, Double[] dir)
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theUFSession.Disp.Conehead(UFConstants.UF_DISP_WORK_VIEW_ONLY, loc, dir, 0);, e+ |0 F! n+ g4 a6 o5 Z
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[/mw_shl_code]
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