螺杆的螺纹代码始终不对，求大神帮忙

youjixuexi

#include <stdlib.h>
#include <uf.h>
$ a0 w( Q' M' |+ v6 v! n#include <uf_part.h>
0 u, w+ r, @0 H8 K! K#include <uf_modl.h>
, t  s/ j+ F) ^+ v#include <uf_view.h>
#include <uf_layer.h>
6 [- d( r9 k3 ^. Y6 c" @#include <uf_obj.h>
//#include <uf_modl_types>

extern void ufusr( char * param, int * reTCod, int param_len )
! z  ~7 I; }7 u0 V) a{

       
if (!UF_initialize())
3 k- W8 o6 K/ w: Q{
        UF_FEATURE_SIGN sign = UF_NULLSIGN;
        double cyl_orig[3] = {0.0,7.5,0.0};
# [9 A4 B+ C* l- w. q& {. z0 R% v        char *cyl_height="26";
% o& o* G) }% p2 `        char *cyl_diam="18";
8 y  V+ S, m8 N# |8 I        double direction[3]={0,0,-1};
# b) _' L/ q# y9 ^. M* Z    tag_t cyl_obj;
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: T, n8 W8 u+ {1 w        //圆柱1的变量声明区
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        double block_orig[3] = {-7.5,0.0,-26.0};
        char *block_len[3] = {"15","15","26"};
    tag_t blk_obj;
        //块的变量声明区
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6 \- p' f7 P$ B4 U   double cyl_orig1[3] = {0,7.5,-26.0};
0 L- E# y4 N+ B. o! }5 F        char *cyl_height1="8";
1 Q4 l2 M6 D0 B( s6 d- c        char *cyl_diam1="18";
* g+ y" u" v, O. p+ J        double direction1[3]={0,0,-1};
        tag_t cyl_obj1;
) d$ f' ?. T) w# ?& ~$ A& |+ _/ X        //圆柱2的变量声明区
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6 Z' C: W$ Q9 q) l        double cyl_orig2[3] = {0,7.5,-34.0};
% g6 Q) I- R8 ?& t; Q% y0 z        char *cyl_height2="12";
        char *cyl_diam2="22";
        double direction2[3]={0,0,-1};
        tag_t cyl_obj2;
$ Y9 G' d7 L5 u. ?- P: e$ j. p        //圆柱3的变量声明区

        double cyl_orig3[3] = {0,7.5,-46.0};
% R$ N1 n; P. J  C  M        char *cyl_height3="32";
        char *cyl_diam3="18";
; Z- C+ r- I' A& q        double direction3[3]={0,0,-1};
        tag_t cyl_obj3;
        //圆柱4的变量声明区
       
* M4 r6 Z* g& t$ I        double cyl_orig4[3] = {0,7.5,-78.0};
        char *cyl_height4="7";
# W, \. i6 y1 e, b9 U        char *cyl_diam4="14";
        double direction4[3]={0,0,-1};
7 a! v4 r! D/ [9 C        tag_t cyl_obj4;
4 a' j+ Y3 B; j% [! R        //圆柱5的变量声明区
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        double cyl_orig5[3] = {0,7.5,-85.0};
6 M! x/ R, u+ F" H, ]. {1 W2 Z        char *cyl_height5="95";
        char *cyl_diam5="18";
& @1 ?& P9 w; ]5 X4 u+ A' J        double direction5[3]={0,0,-1};
        tag_t cyl_obj5;
        //圆柱6的变量声明区

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        double cyl_orig6[3] = {0,7.5,-180.0};
        char *cyl_height6="18";
        char *cyl_diam6="12";
: U9 u5 v. t. V9 d; f        double direction6[3]={0,0,-1};
        tag_t cyl_obj6;
        //圆柱7的变量声明区
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        double cyl_orig7[3] = {0,7.5,-198.0};
! N* g6 N6 k2 I" j9 C        char *cyl_height7="20";
        char *cyl_diam7="10";
        double direction7[3]={0,0,-1};
4 L" c9 l3 `! `( m7 r/ L        tag_t cyl_obj7;
        //圆柱8的变量声明区

/ c; Z* m; C0 Z' j! t  A4 z( m        double cyl_orig8[3] = {0,2.5,-210.0};
+ t" N) e8 K2 ^        char *cyl_height8="20";
) C# x' ]( M  u9 {3 I1 A2 ~        char *cyl_diam8="3";
/ |9 p/ E  `( ?0 |! p; W4 X# t3 R$ q        double direction8[3]={0,1,0};
        tag_t cyl_obj8;
! m. o2 I3 c6 {8 B        //孔的变量声明区
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: X! |+ M6 ^9 s    tag_t gasket_cyl_obj,gasket_blk_obj;
2 \9 J0 t( b7 W* d# D7 y        //创建圆柱的

        UF_MODL_create_cyl1(sign, cyl_orig, cyl_height,cyl_diam,direction, &cyl_obj);
4 V2 K, `' P' m1 M/ x: Q$ e        UF_MODL_create_block1(sign,block_orig,block_len,&blk_obj);
( q0 N# f9 p' L8 l6 b0 L        UF_MODL_create_cyl1(sign, cyl_orig1, cyl_height1,cyl_diam1,direction1, &cyl_obj1);
        UF_MODL_create_cyl1(sign, cyl_orig2, cyl_height2,cyl_diam2,direction2, &cyl_obj2);
        UF_MODL_create_cyl1(sign, cyl_orig3, cyl_height3,cyl_diam3,direction3, &cyl_obj3);
. P- E5 H* ?: r! ^, q. }' Q- t7 z1 X        UF_MODL_create_cyl1(sign, cyl_orig4, cyl_height4,cyl_diam4,direction4, &cyl_obj4);
        UF_MODL_create_cyl1(sign, cyl_orig5, cyl_height5,cyl_diam5,direction5, &cyl_obj5);
        UF_MODL_create_cyl1(sign, cyl_orig6, cyl_height6,cyl_diam6,direction6, &cyl_obj6);
8 j$ c" W2 k7 L        UF_MODL_create_cyl1(sign, cyl_orig7, cyl_height7,cyl_diam7,direction7, &cyl_obj7);
        UF_MODL_create_cyl1(sign, cyl_orig8, cyl_height8,cyl_diam8,direction8, &cyl_obj8);
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0 R) ]' {; }2 t4 a# }3 l        //圆柱和块的建模函数
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, I( o& s  H( v+ C# o( J; ?2 j        tag_t cylinder, block,*resulting_bodies = NULL;
        int num_results;
        UF_MODL_ask_feat_body(cyl_obj,&cylinder);//目标体
        UF_MODL_ask_feat_body(blk_obj,&block);//工具体
* ?+ L1 G/ P9 G7 m        UF_MODL_intersect_bodies(block,cylinder,&num_results,&resulting_bodies);
# J; V5 ^/ Y6 C1 A& @9 m8 ~% P4 m/ E) t        //圆柱和块求交

        tag_t cylinder7, cylinder8;
. J1 E4 E* m6 P8 Z        /*int num_results;*/
+ d8 d7 X( n2 D& G7 v        UF_MODL_ask_feat_body(cyl_obj7,&cylinder7);
: f- N8 x0 c0 ?9 Z; k        UF_MODL_ask_feat_body(cyl_obj8,&cylinder8);
6 o4 e1 x0 u- a        UF_MODL_subtract_bodies(cylinder7,cylinder8,&num_results,&resulting_bodies);
        //圆柱求差，打孔
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        tag_t cylinder9, cylinder1;
9 L" Y0 U" O# v3 Q8 @% c        UF_MODL_ask_feat_body(cyl_obj,&cylinder9);
        UF_MODL_ask_feat_body(cyl_obj1,&cylinder1);
2 R3 e5 r. [6 H$ c! M) M& S        UF_MODL_unite_bodies(cylinder1,cylinder9);
        //圆柱求和
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    tag_t cylinder2, cylinder3;
        UF_MODL_ask_feat_body(cyl_obj2,&cylinder3);
        UF_MODL_ask_feat_body(cyl_obj1,&cylinder2);
        UF_MODL_unite_bodies(cylinder2,cylinder3);
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    tag_t cylinder4, cylinder5;
# `9 K- O/ v1 Z* w7 M        UF_MODL_ask_feat_body(cyl_obj4,&cylinder5);
: r5 h9 q+ |0 X) b& m* B( [# k        UF_MODL_ask_feat_body(cyl_obj3,&cylinder4);
& a  i: G; N- {- v. M* S        UF_MODL_unite_bodies(cylinder4,cylinder5);

    }
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已经做出螺杆，螺纹不会，求教大神
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UF_Modl_craete_symb_thread看这个函数，有例子的啊