大家帮帮忙，看看我这段代码！

深蓝铸剑

代码编译生成通过了，结果在UG里加载运行后不出结果..我想按长度延伸一个曲面，选择了已有曲面的一条边，但是好像函数返回值是11（正常是0），查了UF_MODL_error.h  好像是LIST_SMALLER_THEN_INDEX  不明白，大家帮忙看看吧

1. 
   
2. 
   
3. #include <stdio.h>
   
4. 
   
5. #include <malloc.h>
   
6. 
   
7. #include <uf.h>
   
8. 
   
9. #include <uf_ui.h>
   
10. 
    
11. #include <uf_disp.h>
    
12. 
    
13. #include <uf_modl.h>
    
14. 
    
15. #include <uf_modl_trex.h>
    
16. 
    
17. #include <uf_modl_form_features.h>
    
18. 
    
19. 
    
20. 
    
21. 
    
22. 
    
23. 
    
24. 
    
25. 
    
26. 
    
27. 
    
28. 
    
29. #define UF_CALL(X) (report_error( __FILE__, __LINE__, #X, (X)))
    
30. 
    
31. 
    
32. 
    
33. static int report_error( char *file, int line, char *call, int irc)
    
34. 
    
35. {
    
36. 
    
37. if (irc)
    
38. 
    
39. {
    
40. 
    
41. char err[133],
    
42. 
    
43. msg[133];
    
44. 
    
45. sprintf_s(msg, 64,"*** ERROR code %d at line %d in %s:\n+++ ",
    
46. 
    
47. irc, line, file);
    
48. 
    
49. UF_get_fail_message(irc, err);
    
50. 
    
51. UF_print_syslog(msg, FALSE);
    
52. 
    
53. UF_print_syslog(err, FALSE);
    
54. 
    
55. UF_print_syslog("\n", FALSE);
    
56. 
    
57. UF_print_syslog(call, FALSE);
    
58. 
    
59. UF_print_syslog(";\n", FALSE);
    
60. 
    
61. 
    
62. 
    
63. if (!UF_UI_open_listing_window())
    
64. 
    
65. {
    
66. 
    
67. UF_UI_write_listing_window(msg);
    
68. 
    
69. UF_UI_write_listing_window(err);
    
70. 
    
71. UF_UI_write_listing_window("\n");
    
72. 
    
73. UF_UI_write_listing_window(call);
    
74. 
    
75. UF_UI_write_listing_window(";\n");
    
76. 
    
77. }
    
78. 
    
79. }
    
80. 
    
81. 
    
82. 
    
83. return(irc);
    
84. 
    
85. }
    
86. 
    
87. 
    
88. 
    
89. static void do_ugopen_api(void)
    
90. 
    
91. {
    
92. 
    
93. ////////
    
94. 
    
95. 
    
96. 
    
97. char cue[] = "Select Objects";
    
98. 
    
99. char title[] = "User Title";
    
100. 
     
101. int response, count;
     
102. 
     
103. tag_p_t objects;
     
104. 
     
105. 
     
106. 
     
107. 
     
108. 
     
109. ///////
     
110. 
     
111. char buffer[1000];
     
112. 
     
113. int algorithm_version;
     
114. 
     
115. UF_MODL_TREX_appl_data_p_t f_data;
     
116. 
     
117. UF_MODL_TREX_data_set_p_t targets[1];
     
118. 
     
119. UF_MODL_TREX_extend_method_t method;
     
120. 
     
121. UF_MODL_TREX_to_option_t t_option;
     
122. 
     
123. UF_MODL_TREX_region_option_t r_option;
     
124. 
     
125. int make_coner=0;
     
126. 
     
127. int keep_boundaries=0;
     
128. 
     
129. int extract_sheets= 0;
     
130. 
     
131. double dist_tol=0.5;
     
132. 
     
133. tag_t f_tag=NULL_TAG;
     
134. 
     
135. long i,k,m;
     
136. 
     
137. 
     
138. 
     
139. targets[0]=(UF_MODL_TREX_data_set_p_t)malloc(sizeof(UF_MODL_TREX_data_set_t));
     
140. 
     
141. f_data = (UF_MODL_TREX_appl_data_p_t)malloc(sizeof(UF_MODL_TREX_appl_data_t));
     
142. 
     
143. 
     
144. 
     
145. 
     
146. 
     
147. 
     
148. 
     
149. ///////////////////
     
150. 
     
151. if((UF_CALL(UF_UI_select_with_class_dialog(
     
152. 
     
153. cue, title, UF_UI_SEL_SCOPE_WORK_PART,
     
154. 
     
155. NULL, NULL, &response, &count,&objects))) == 0) /////////objects中我选择了已有曲面的一条边
     
156. 
     
157. {
     
158. 
     
159. if (response == UF_UI_OK && count > 0)
     
160. 
     
161. {
     
162. 
     
163. k=UF_MODL_TREX_init_trex_data(f_data);
     
164. 
     
165. m=UF_MODL_TREX_init_trex_data_set(targets[0]);
     
166. 
     
167. 
     
168. 
     
169. 
     
170. 
     
171. method= UF_MODL_TREX_NATURAL;
     
172. 
     
173. r_option = UF_MODL_TREX_KEEP;
     
174. 
     
175. t_option = UF_MODL_TREX_DISTANCE;
     
176. 
     
177. algorithm_version= UF_MODL_TREX_ALGORITHM_NONE;
     
178. 
     
179. dist_tol=0.5;
     
180. 
     
181. extract_sheets= 0;
     
182. 
     
183. keep_boundaries=0;
     
184. 
     
185. make_coner=0;
     
186. 
     
187. targets[0]->collector = objects[0];
     
188. 
     
189. targets[0]->offset_val = 0;
     
190. 
     
191. targets[0]->reversed = 0;
     
192. 
     
193. targets[0]->extend_val= 10;
     
194. 
     
195. UF_DISP_set_highlight(targets[0]->collector, 0);
     
196. 
     
197. 
     
198. 
     
199. 
     
200. 
     
201. UF_free(objects);
     
202. 
     
203. f_data->targets = targets;
     
204. 
     
205. f_data->dist_tol = dist_tol;
     
206. 
     
207. f_data->extend_method =method;
     
208. 
     
209. f_data->make_corner = make_coner;
     
210. 
     
211. f_data->num_targets = 1;
     
212. 
     
213. f_data->num_tools = 0;
     
214. 
     
215. f_data->region_option = r_option;
     
216. 
     
217. f_data->keep_boundaries = keep_boundaries;
     
218. 
     
219. f_data->to_option = t_option;
     
220. 
     
221. f_data->algorithm_version = algorithm_version;
     
222. 
     
223. 
     
224. 
     
225. i=UF_MODL_TREX_create_trex_feature(f_data,&f_tag);
     
226. 
     
227. UF_UI_open_listing_window();
     
228. 
     
229. sprintf_s(buffer,64,"%ld\n",i); //////////这块我输出了上面函数返回值 显示是11 查了下UF_MODL_error.h
     
230. 
     
231. //////////发现是LIST_SMALLER_THEN_INDEX 也搞不懂
     
232. 
     
233. UF_UI_write_listing_window(buffer);
     
234. 
     
235. UF_MODL_TREX_free_trex_data(f_data);
     
236. 
     
237. }
     
238. 
     
239. }
     
240. 
     
241. 
     
242. 
     
243. }
     
244. 
     
245. 
     
246. 
     
247. 
     
248. 
     
249. 
     
250. 
     
251. extern DllExport void ufusr( char *parm, int *returnCode, int rlen )
     
252. 
     
253. {
     
254. 
     
255. /* Initialize the API environment */
     
256. 
     
257. if( UF_CALL(UF_initialize()) )
     
258. 
     
259. {
     
260. 
     
261. /* Failed to initialize */
     
262. 
     
263. return;
     
264. 
     
265. }
     
266. 
     
267. do_ugopen_api();
     
268. 
     
269. /* TODO: Add your application code here */
     
270. 
     
271. 
     
272. 
     
273. /* Terminate the API environment */
     
274. 
     
275. UF_CALL(UF_terminate());
     
276. 
     
277. }
     
278. 
     
279. 
     
280. 
     
281. 
     
282. 
     
283. extern int ufusr_ask_unload( void )
     
284. 
     
285. {
     
286. 
     
287. return( UF_UNLOAD_UG_TERMINATE );
     
288. 
     
289. }
     
290. 
     

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