1 : /******************************************************************************
2 : * $Id: ogr_opt.cpp 18033 2009-11-15 19:18:57Z rouault $
3 : *
4 : * Project: OpenGIS Simple Features
5 : * Purpose: Functions for getting list of projection types, and their parms.
6 : * Author: Frank Warmerdam, warmerdam@pobox.com
7 : *
8 : ******************************************************************************
9 : * Copyright (c) 2000, Frank Warmerdam
10 : *
11 : * Permission is hereby granted, free of charge, to any person obtaining a
12 : * copy of this software and associated documentation files (the "Software"),
13 : * to deal in the Software without restriction, including without limitation
14 : * the rights to use, copy, modify, merge, publish, distribute, sublicense,
15 : * and/or sell copies of the Software, and to permit persons to whom the
16 : * Software is furnished to do so, subject to the following conditions:
17 : *
18 : * The above copyright notice and this permission notice shall be included
19 : * in all copies or substantial portions of the Software.
20 : *
21 : * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
22 : * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
23 : * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
24 : * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
25 : * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
26 : * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
27 : * DEALINGS IN THE SOFTWARE.
28 : ****************************************************************************/
29 :
30 : #include "ogr_srs_api.h"
31 : #include "cpl_string.h"
32 :
33 : CPL_CVSID("$Id: ogr_opt.cpp 18033 2009-11-15 19:18:57Z rouault $");
34 :
35 : static const char *papszParameterDefinitions[] = {
36 : SRS_PP_CENTRAL_MERIDIAN, "Central Meridian", "Long", "0.0",
37 : SRS_PP_SCALE_FACTOR, "Scale Factor", "Ratio", "1.0",
38 : SRS_PP_STANDARD_PARALLEL_1, "Standard Parallel 1", "Lat", "0.0",
39 : SRS_PP_STANDARD_PARALLEL_2, "Standard Parallel 2", "Lat", "0.0",
40 : SRS_PP_LONGITUDE_OF_CENTER, "Longitude of Center", "Long", "0.0",
41 : SRS_PP_LATITUDE_OF_CENTER, "Latitude of Center", "Lat", "0.0",
42 : SRS_PP_LONGITUDE_OF_ORIGIN, "Longitude of Origin", "Long", "0.0",
43 : SRS_PP_LATITUDE_OF_ORIGIN, "Latitude of Origin", "Lat", "0.0",
44 : SRS_PP_FALSE_EASTING, "False Easting", "m", "0.0",
45 : SRS_PP_FALSE_NORTHING, "False Northing", "m", "0.0",
46 : SRS_PP_AZIMUTH, "Azimuth", "Angle", "0.0",
47 : SRS_PP_LONGITUDE_OF_POINT_1,"Longitude of Point 1", "Long", "0.0",
48 : SRS_PP_LATITUDE_OF_POINT_1, "Latitude of Point 1", "Lat", "0.0",
49 : SRS_PP_LONGITUDE_OF_POINT_2,"Longitude of Point 2", "Long", "0.0",
50 : SRS_PP_LATITUDE_OF_POINT_2, "Latitude of Point 2", "Lat", "0.0",
51 : SRS_PP_LONGITUDE_OF_POINT_3,"Longitude of Point 3", "Long", "0.0",
52 : SRS_PP_LATITUDE_OF_POINT_3, "Latitude of Point 3", "Lat", "0.0",
53 : SRS_PP_RECTIFIED_GRID_ANGLE,"Rectified Grid Angle", "Angle", "0.0",
54 : SRS_PP_SATELLITE_HEIGHT, "Satellite Height", "m", "35785831.0",
55 : NULL
56 : };
57 :
58 : static const char *papszProjectionDefinitions[] = {
59 :
60 : "*",
61 : SRS_PT_TRANSVERSE_MERCATOR,
62 : "Transverse Mercator",
63 : SRS_PP_LATITUDE_OF_ORIGIN,
64 : SRS_PP_CENTRAL_MERIDIAN,
65 : SRS_PP_SCALE_FACTOR,
66 : SRS_PP_FALSE_EASTING,
67 : SRS_PP_FALSE_NORTHING,
68 :
69 : "*",
70 : SRS_PT_TRANSVERSE_MERCATOR_SOUTH_ORIENTED,
71 : "Transverse Mercator (South Oriented)",
72 : SRS_PP_LATITUDE_OF_ORIGIN,
73 : SRS_PP_CENTRAL_MERIDIAN,
74 : SRS_PP_SCALE_FACTOR,
75 : SRS_PP_FALSE_EASTING,
76 : SRS_PP_FALSE_NORTHING,
77 :
78 : "*",
79 : SRS_PT_TUNISIA_MINING_GRID,
80 : "Tunisia Mining Grid",
81 : SRS_PP_LATITUDE_OF_ORIGIN,
82 : SRS_PP_CENTRAL_MERIDIAN,
83 : SRS_PP_FALSE_EASTING,
84 : SRS_PP_FALSE_NORTHING,
85 :
86 : "*",
87 : SRS_PT_ALBERS_CONIC_EQUAL_AREA,
88 : "Albers Conic Equal Area",
89 : SRS_PP_STANDARD_PARALLEL_1,
90 : SRS_PP_STANDARD_PARALLEL_2,
91 : SRS_PP_LATITUDE_OF_CENTER,
92 : SRS_PP_LONGITUDE_OF_CENTER,
93 : SRS_PP_FALSE_EASTING,
94 : SRS_PP_FALSE_NORTHING,
95 :
96 : "*",
97 : SRS_PT_AZIMUTHAL_EQUIDISTANT,
98 : "Azimuthal Equidistant",
99 : SRS_PP_LATITUDE_OF_CENTER,
100 : SRS_PP_LONGITUDE_OF_CENTER,
101 : SRS_PP_FALSE_EASTING,
102 : SRS_PP_FALSE_NORTHING,
103 :
104 : "*",
105 : SRS_PT_CYLINDRICAL_EQUAL_AREA,
106 : "Cylindrical Equal Area",
107 : SRS_PP_STANDARD_PARALLEL_1,
108 : SRS_PP_CENTRAL_MERIDIAN,
109 : SRS_PP_FALSE_EASTING,
110 : SRS_PP_FALSE_NORTHING,
111 :
112 : "*",
113 : SRS_PT_CASSINI_SOLDNER,
114 : "Cassini/Soldner",
115 : SRS_PP_LATITUDE_OF_ORIGIN,
116 : SRS_PP_CENTRAL_MERIDIAN,
117 : SRS_PP_FALSE_EASTING,
118 : SRS_PP_FALSE_NORTHING,
119 :
120 : "*",
121 : SRS_PT_EQUIDISTANT_CONIC,
122 : "Equidistant Conic",
123 : SRS_PP_STANDARD_PARALLEL_1,
124 : SRS_PP_STANDARD_PARALLEL_2,
125 : SRS_PP_LATITUDE_OF_CENTER,
126 : SRS_PP_LONGITUDE_OF_CENTER,
127 : SRS_PP_FALSE_EASTING,
128 : SRS_PP_FALSE_NORTHING,
129 :
130 : "*",
131 : SRS_PT_ECKERT_I,
132 : "Eckert I",
133 : SRS_PP_CENTRAL_MERIDIAN,
134 : SRS_PP_FALSE_EASTING,
135 : SRS_PP_FALSE_NORTHING,
136 :
137 : "*",
138 : SRS_PT_ECKERT_II,
139 : "Eckert II",
140 : SRS_PP_CENTRAL_MERIDIAN,
141 : SRS_PP_FALSE_EASTING,
142 : SRS_PP_FALSE_NORTHING,
143 :
144 : "*",
145 : SRS_PT_ECKERT_III,
146 : "Eckert III",
147 : SRS_PP_CENTRAL_MERIDIAN,
148 : SRS_PP_FALSE_EASTING,
149 : SRS_PP_FALSE_NORTHING,
150 :
151 : "*",
152 : SRS_PT_ECKERT_IV,
153 : "Eckert IV",
154 : SRS_PP_CENTRAL_MERIDIAN,
155 : SRS_PP_FALSE_EASTING,
156 : SRS_PP_FALSE_NORTHING,
157 :
158 : "*",
159 : SRS_PT_ECKERT_V,
160 : "Eckert V",
161 : SRS_PP_CENTRAL_MERIDIAN,
162 : SRS_PP_FALSE_EASTING,
163 : SRS_PP_FALSE_NORTHING,
164 :
165 : "*",
166 : SRS_PT_ECKERT_VI,
167 : "Eckert VI",
168 : SRS_PP_CENTRAL_MERIDIAN,
169 : SRS_PP_FALSE_EASTING,
170 : SRS_PP_FALSE_NORTHING,
171 :
172 : "*",
173 : SRS_PT_EQUIRECTANGULAR,
174 : "Equirectangular",
175 : SRS_PP_LATITUDE_OF_ORIGIN,
176 : SRS_PP_CENTRAL_MERIDIAN,
177 : SRS_PP_STANDARD_PARALLEL_1,
178 : SRS_PP_FALSE_EASTING,
179 : SRS_PP_FALSE_NORTHING,
180 :
181 : "*",
182 : SRS_PT_GALL_STEREOGRAPHIC,
183 : "Gall Stereographic",
184 : SRS_PP_CENTRAL_MERIDIAN,
185 : SRS_PP_FALSE_EASTING,
186 : SRS_PP_FALSE_NORTHING,
187 :
188 : "*",
189 : SRS_PT_GOODE_HOMOLOSINE,
190 : "Goode Homolosine",
191 : SRS_PP_CENTRAL_MERIDIAN,
192 : SRS_PP_FALSE_EASTING,
193 : SRS_PP_FALSE_NORTHING,
194 :
195 : "*",
196 : SRS_PT_GEOSTATIONARY_SATELLITE,
197 : "Geostationary Satellite",
198 : SRS_PP_CENTRAL_MERIDIAN,
199 : SRS_PP_SATELLITE_HEIGHT,
200 : SRS_PP_FALSE_EASTING,
201 : SRS_PP_FALSE_NORTHING,
202 :
203 : "*",
204 : SRS_PT_GNOMONIC,
205 : "Gnomonic",
206 : SRS_PP_LATITUDE_OF_ORIGIN,
207 : SRS_PP_CENTRAL_MERIDIAN,
208 : SRS_PP_FALSE_EASTING,
209 : SRS_PP_FALSE_NORTHING,
210 :
211 : "*",
212 : SRS_PT_HOTINE_OBLIQUE_MERCATOR,
213 : "Hotine Oblique Mercator",
214 : SRS_PP_LATITUDE_OF_CENTER,
215 : SRS_PP_LONGITUDE_OF_CENTER,
216 : SRS_PP_AZIMUTH,
217 : SRS_PP_RECTIFIED_GRID_ANGLE,
218 : SRS_PP_SCALE_FACTOR,
219 : SRS_PP_FALSE_EASTING,
220 : SRS_PP_FALSE_NORTHING,
221 :
222 : "*",
223 : SRS_PT_HOTINE_OBLIQUE_MERCATOR_TWO_POINT_NATURAL_ORIGIN,
224 : "Hotine Oblique Mercator Two Point Natural Origin",
225 : SRS_PP_LATITUDE_OF_CENTER,
226 : SRS_PP_LATITUDE_OF_POINT_1,
227 : SRS_PP_LONGITUDE_OF_POINT_1,
228 : SRS_PP_LATITUDE_OF_POINT_2,
229 : SRS_PP_LONGITUDE_OF_POINT_2,
230 : SRS_PP_SCALE_FACTOR,
231 : SRS_PP_FALSE_EASTING,
232 : SRS_PP_FALSE_NORTHING,
233 :
234 : "*",
235 : SRS_PT_LAMBERT_AZIMUTHAL_EQUAL_AREA,
236 : "Lambert Azimuthal Equal Area",
237 : SRS_PP_LATITUDE_OF_CENTER,
238 : SRS_PP_LONGITUDE_OF_CENTER,
239 : SRS_PP_FALSE_EASTING,
240 : SRS_PP_FALSE_NORTHING,
241 :
242 : "*",
243 : SRS_PT_LAMBERT_CONFORMAL_CONIC_2SP,
244 : "Lambert Conformal Conic (2SP)",
245 : SRS_PP_STANDARD_PARALLEL_1,
246 : SRS_PP_STANDARD_PARALLEL_2,
247 : SRS_PP_LATITUDE_OF_ORIGIN,
248 : SRS_PP_CENTRAL_MERIDIAN,
249 : SRS_PP_FALSE_EASTING,
250 : SRS_PP_FALSE_NORTHING,
251 :
252 : "*",
253 : SRS_PT_LAMBERT_CONFORMAL_CONIC_1SP,
254 : "Lambert Conformal Conic (1SP)",
255 : SRS_PP_LATITUDE_OF_ORIGIN,
256 : SRS_PP_CENTRAL_MERIDIAN,
257 : SRS_PP_SCALE_FACTOR,
258 : SRS_PP_FALSE_EASTING,
259 : SRS_PP_FALSE_NORTHING,
260 :
261 : "*",
262 : SRS_PT_LAMBERT_CONFORMAL_CONIC_2SP_BELGIUM,
263 : "Lambert Conformal Conic (2SP - Belgium)",
264 : SRS_PP_STANDARD_PARALLEL_1,
265 : SRS_PP_STANDARD_PARALLEL_2,
266 : SRS_PP_LATITUDE_OF_ORIGIN,
267 : SRS_PP_CENTRAL_MERIDIAN,
268 : SRS_PP_FALSE_EASTING,
269 : SRS_PP_FALSE_NORTHING,
270 :
271 : "*",
272 : SRS_PT_MILLER_CYLINDRICAL,
273 : "Miller Cylindrical",
274 : SRS_PP_LATITUDE_OF_CENTER,
275 : SRS_PP_LONGITUDE_OF_CENTER,
276 : SRS_PP_FALSE_EASTING,
277 : SRS_PP_FALSE_NORTHING,
278 :
279 : "*",
280 : SRS_PT_MERCATOR_1SP,
281 : "Mercator (1SP)",
282 : SRS_PP_LATITUDE_OF_ORIGIN,
283 : SRS_PP_CENTRAL_MERIDIAN,
284 : SRS_PP_SCALE_FACTOR,
285 : SRS_PP_FALSE_EASTING,
286 : SRS_PP_FALSE_NORTHING,
287 :
288 : "*",
289 : SRS_PT_MOLLWEIDE,
290 : "Mollweide",
291 : SRS_PP_CENTRAL_MERIDIAN,
292 : SRS_PP_FALSE_EASTING,
293 : SRS_PP_FALSE_NORTHING,
294 :
295 : "*",
296 : SRS_PT_NEW_ZEALAND_MAP_GRID,
297 : "New Zealand Map Grid",
298 : SRS_PP_LATITUDE_OF_ORIGIN,
299 : SRS_PP_CENTRAL_MERIDIAN,
300 : SRS_PP_FALSE_EASTING,
301 : SRS_PP_FALSE_NORTHING,
302 :
303 : "*",
304 : SRS_PT_OBLIQUE_STEREOGRAPHIC,
305 : "Oblique Stereographic",
306 : SRS_PP_LATITUDE_OF_ORIGIN,
307 : SRS_PP_CENTRAL_MERIDIAN,
308 : SRS_PP_SCALE_FACTOR,
309 : SRS_PP_FALSE_EASTING,
310 : SRS_PP_FALSE_NORTHING,
311 :
312 : "*",
313 : SRS_PT_ORTHOGRAPHIC,
314 : "Orthographic",
315 : SRS_PP_LATITUDE_OF_ORIGIN,
316 : SRS_PP_CENTRAL_MERIDIAN,
317 : SRS_PP_FALSE_EASTING,
318 : SRS_PP_FALSE_NORTHING,
319 :
320 : "*",
321 : SRS_PT_POLYCONIC,
322 : "Polyconic",
323 : SRS_PP_LATITUDE_OF_ORIGIN,
324 : SRS_PP_CENTRAL_MERIDIAN,
325 : SRS_PP_FALSE_EASTING,
326 : SRS_PP_FALSE_NORTHING,
327 :
328 : "*",
329 : SRS_PT_POLAR_STEREOGRAPHIC,
330 : "Polar Stereographic",
331 : SRS_PP_LATITUDE_OF_ORIGIN,
332 : SRS_PP_CENTRAL_MERIDIAN,
333 : SRS_PP_SCALE_FACTOR,
334 : SRS_PP_FALSE_EASTING,
335 : SRS_PP_FALSE_NORTHING,
336 :
337 : "*",
338 : SRS_PT_ROBINSON,
339 : "Robinson",
340 : SRS_PP_LONGITUDE_OF_CENTER,
341 : SRS_PP_FALSE_EASTING,
342 : SRS_PP_FALSE_NORTHING,
343 :
344 : "*",
345 : SRS_PT_SINUSOIDAL,
346 : "Sinusoidal",
347 : SRS_PP_LONGITUDE_OF_CENTER,
348 : SRS_PP_FALSE_EASTING,
349 : SRS_PP_FALSE_NORTHING,
350 :
351 : "*"
352 : SRS_PT_STEREOGRAPHIC,
353 : "Stereographic",
354 : SRS_PP_LATITUDE_OF_ORIGIN,
355 : SRS_PP_CENTRAL_MERIDIAN,
356 : SRS_PP_SCALE_FACTOR,
357 : SRS_PP_FALSE_EASTING,
358 : SRS_PP_FALSE_NORTHING,
359 :
360 : "*",
361 : SRS_PT_VANDERGRINTEN,
362 : "Van Der Grinten",
363 : SRS_PP_CENTRAL_MERIDIAN,
364 : SRS_PP_FALSE_EASTING,
365 : SRS_PP_FALSE_NORTHING,
366 :
367 : "*",
368 : SRS_PT_IMW_POLYCONIC,
369 : "International Map of the World Polyconic",
370 : SRS_PP_LATITUDE_OF_1ST_POINT,
371 : SRS_PP_LATITUDE_OF_2ND_POINT,
372 : SRS_PP_CENTRAL_MERIDIAN,
373 : SRS_PP_FALSE_EASTING,
374 : SRS_PP_FALSE_NORTHING,
375 :
376 : "*",
377 : SRS_PT_WAGNER_I,
378 : "Wagner I (Kavraisky VI)",
379 : SRS_PP_FALSE_EASTING,
380 : SRS_PP_FALSE_NORTHING,
381 :
382 : "*",
383 : SRS_PT_WAGNER_II,
384 : "Wagner II",
385 : SRS_PP_FALSE_EASTING,
386 : SRS_PP_FALSE_NORTHING,
387 :
388 : "*",
389 : SRS_PT_WAGNER_III,
390 : "Wagner III",
391 : SRS_PP_LATITUDE_OF_ORIGIN,
392 : SRS_PP_FALSE_EASTING,
393 : SRS_PP_FALSE_NORTHING,
394 :
395 : "*",
396 : SRS_PT_WAGNER_IV,
397 : "Wagner IV",
398 : SRS_PP_FALSE_EASTING,
399 : SRS_PP_FALSE_NORTHING,
400 :
401 : "*",
402 : SRS_PT_WAGNER_V,
403 : "Wagner V",
404 : SRS_PP_FALSE_EASTING,
405 : SRS_PP_FALSE_NORTHING,
406 :
407 : "*",
408 : SRS_PT_WAGNER_VI,
409 : "Wagner VI",
410 : SRS_PP_FALSE_EASTING,
411 : SRS_PP_FALSE_NORTHING,
412 :
413 : "*",
414 : SRS_PT_WAGNER_VII,
415 : "Wagner VII",
416 : SRS_PP_FALSE_EASTING,
417 : SRS_PP_FALSE_NORTHING,
418 :
419 : NULL
420 : };
421 :
422 :
423 :
424 :
425 : /************************************************************************/
426 : /* OPTGetProjectionMethods() */
427 : /************************************************************************/
428 :
429 : /**
430 : * Fetch list of possible projection methods.
431 : *
432 : * @return Returns NULL terminated list of projection methods. This should
433 : * be freed with CSLDestroy() when no longer needed.
434 : */
435 :
436 1 : char **OPTGetProjectionMethods()
437 :
438 : {
439 : int i;
440 1 : char **papszList = NULL;
441 :
442 313 : for( i = 1; papszProjectionDefinitions[i] != NULL; i++ )
443 : {
444 312 : if( EQUAL(papszProjectionDefinitions[i-1],"*") )
445 44 : papszList = CSLAddString(papszList,papszProjectionDefinitions[i]);
446 : }
447 :
448 1 : return papszList;
449 : }
450 :
451 : /************************************************************************/
452 : /* OPTGetParameterList() */
453 : /************************************************************************/
454 :
455 : /**
456 : * Fetch the parameters for a given projection method.
457 : *
458 : * @param pszProjectionMethod internal name of projection methods to fetch
459 : * the parameters for, such as "Transverse_Mercator"
460 : * (SRS_PT_TRANSVERSE_MERCATOR).
461 : *
462 : * @param ppszUserName pointer in which to return a user visible name for
463 : * the projection name. The returned string should not be modified or
464 : * freed by the caller. Legal to pass in NULL if user name not required.
465 : *
466 : * @return returns a NULL terminated list of internal parameter names that
467 : * should be freed by the caller when no longer needed. Returns NULL if
468 : * projection method is unknown.
469 : */
470 :
471 44 : char **OPTGetParameterList( const char *pszProjectionMethod,
472 : char ** ppszUserName )
473 :
474 : {
475 44 : char **papszList = NULL;
476 : int i;
477 :
478 6977 : for( i = 1; papszProjectionDefinitions[i] != NULL; i++ )
479 : {
480 6977 : if( papszProjectionDefinitions[i-1][0] == '*'
481 : && EQUAL(papszProjectionDefinitions[i],pszProjectionMethod) )
482 : {
483 44 : i++;
484 :
485 44 : if( ppszUserName != NULL )
486 44 : *ppszUserName = (char *)papszProjectionDefinitions[i];
487 :
488 44 : i++;
489 479 : while( papszProjectionDefinitions[i] != NULL
490 217 : && papszProjectionDefinitions[i][0] != '*' )
491 : {
492 : papszList = CSLAddString( papszList,
493 174 : papszProjectionDefinitions[i] );
494 174 : i++;
495 : }
496 44 : return papszList;
497 : }
498 : }
499 :
500 0 : return NULL;
501 : }
502 :
503 : /************************************************************************/
504 : /* OPTGetParameterInfo() */
505 : /************************************************************************/
506 :
507 : /**
508 : * Fetch information about a single parameter of a projection method.
509 : *
510 : * @param pszProjectionMethod name of projection method for which the parameter
511 : * applies. Not currently used, but in the future this could affect defaults.
512 : * This is the internal projection method name, such as "Tranverse_Mercator".
513 : *
514 : * @param pszParameterName name of the parameter to fetch information about.
515 : * This is the internal name such as "central_meridian"
516 : * (SRS_PP_CENTRAL_MERIDIAN).
517 : *
518 : * @param ppszUserName location at which to return the user visible name for
519 : * the parameter. This pointer may be NULL to skip the user name. The
520 : * returned name should not be modified or freed.
521 : *
522 : * @param ppszType location at which to return the parameter type for
523 : * the parameter. This pointer may be NULL to skip. The returned type
524 : * should not be modified or freed. The type values are described above.
525 : *
526 : * @param pdfDefaultValue location at which to put the default value for
527 : * this parameter. The pointer may be NULL.
528 : *
529 : * @return TRUE if parameter found, or FALSE otherwise.
530 : */
531 :
532 174 : int OPTGetParameterInfo( const char * pszProjectionMethod,
533 : const char * pszParameterName,
534 : char ** ppszUserName,
535 : char ** ppszType,
536 : double *pdfDefaultValue )
537 :
538 : {
539 : int i;
540 :
541 : (void) pszProjectionMethod;
542 :
543 1266 : for( i = 0; papszParameterDefinitions[i] != NULL; i += 4 )
544 : {
545 1264 : if( EQUAL(papszParameterDefinitions[i],pszParameterName) )
546 : {
547 172 : if( ppszUserName != NULL )
548 172 : *ppszUserName = (char *)papszParameterDefinitions[i+1];
549 172 : if( ppszType != NULL )
550 172 : *ppszType = (char *)papszParameterDefinitions[i+2];
551 172 : if( pdfDefaultValue != NULL )
552 172 : *pdfDefaultValue = atof(papszParameterDefinitions[i+3]);
553 :
554 172 : return TRUE;
555 : }
556 : }
557 :
558 2 : return FALSE;
559 : }
560 :
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