GRASS GIS 7 Programmer's Manual  7.5.svn(2018)-r72990
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gvl2.c
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1 /*!
2  \file lib/ogsf/gvl2.c
3 
4  \brief OGSF library - loading and manipulating volumes
5 
6  GRASS OpenGL gsurf OGSF Library
7 
8  (C) 1999-2008 by the GRASS Development Team
9 
10  This program is free software under the
11  GNU General Public License (>=v2).
12  Read the file COPYING that comes with GRASS
13  for details.
14 
15  \author Bill Brown UI-GMSL (May 1997)
16  Tomas Paudits (February 2004)
17  */
18 
19 #include <string.h>
20 #include <grass/gis.h>
21 #include <grass/raster3d.h>
22 #include <grass/ogsf.h>
23 #include <grass/glocale.h>
24 #include "gsget.h"
25 
26 static int Vol_ID[MAX_VOLS];
27 static int Next_vol = 0;
28 
29 static RASTER3D_Region wind3;
30 static double Region[6];
31 
32 /*!
33  \brief Library intialization for volumes
34 
35  Set region extent (N,S,W,E,T,B)
36  */
37 void GVL_libinit(void)
38 {
40  Rast3d_get_window(&wind3);
41 
42  Region[0] = wind3.north;
43  Region[1] = wind3.south;
44  Region[2] = wind3.west;
45  Region[3] = wind3.east;
46  Region[4] = wind3.top;
47  Region[5] = wind3.bottom;
48 
49  return;
50 }
51 
52 /*!
53  \brief Initialize 3D region
54 
55  Set region extent (N,S,W,E,T,B)
56  */
57 void GVL_init_region(void)
58 {
59  Rast3d_read_window(&wind3, NULL);
60 
61  Region[0] = wind3.north;
62  Region[1] = wind3.south;
63  Region[2] = wind3.west;
64  Region[3] = wind3.east;
65  Region[4] = wind3.top;
66  Region[5] = wind3.bottom;
67 
68  return;
69 }
70 
71 /*!
72  \brief Get region extent settings
73 
74  \param[out] n,s,w,e north, south, west, east
75  \param[out] t,b top, bottom
76 
77  \return 1
78  */
79 int GVL_get_region(float *n, float *s, float *w, float *e, float *t, float *b)
80 {
81  *n = Region[0];
82  *s = Region[1];
83  *w = Region[2];
84  *e = Region[3];
85  *t = Region[4];
86  *b = Region[5];
87 
88  return (1);
89 }
90 
91 /*!
92  \brief Get window
93 
94  \todo gvl_file.c use this - change
95 
96  \return pointer to RASTER3D_Region struct (static)
97  */
99 {
100  return &wind3;
101 }
102 
103 /*!
104  \brief Check if volume set exists
105 
106  \param id volume set id
107 
108  \return 1 found
109  \return 0 not found
110  */
111 int GVL_vol_exists(int id)
112 {
113  int i, found = 0;
114 
115  G_debug(3, "GVL_vol_exists");
116 
117  if (NULL == gvl_get_vol(id)) {
118  return (0);
119  }
120 
121  for (i = 0; i < Next_vol && !found; i++) {
122  if (Vol_ID[i] == id) {
123  found = 1;
124  }
125  }
126 
127  return (found);
128 }
129 
130 /*!
131  \brief Create new volume set
132 
133  \return volume set id
134  \return -1 on error
135  */
136 int GVL_new_vol(void)
137 {
138  geovol *nvl;
139 
140  G_debug(3, "GVL_new_vol():");
141 
142  if (Next_vol < MAX_VOLS) {
143  nvl = gvl_get_new_vol();
144 
145  gvl_init_vol(nvl, wind3.west + wind3.ew_res / 2.,
146  wind3.south + wind3.ns_res / 2., wind3.bottom,
147  wind3.rows, wind3.cols, wind3.depths,
148  wind3.ew_res, wind3.ns_res, wind3.tb_res);
149 
150  Vol_ID[Next_vol] = nvl->gvol_id;
151  ++Next_vol;
152 
153  G_debug(3, " id=%d", nvl->gvol_id);
154 
155  return (nvl->gvol_id);
156  }
157 
158  return (-1);
159 }
160 
161 /*!
162  \brief Get number of loaded volume sets
163 
164  \return number of volume sets
165  */
166 int GVL_num_vols(void)
167 {
168  return (gvl_num_vols());
169 }
170 
171 /*!
172  \brief Get list of loaded volume sets
173 
174  Must be freed if not needed!
175 
176  \param[out] numvols number of volume sets
177 
178  \return pointer to list of volume sets
179  \return NULL on error
180  */
181 int *GVL_get_vol_list(int *numvols)
182 {
183  int i, *ret;
184 
185  *numvols = Next_vol;
186 
187  if (Next_vol) {
188  ret = (int *)G_malloc(Next_vol * sizeof(int));
189  if (!ret)
190  return (NULL);
191 
192  for (i = 0; i < Next_vol; i++) {
193  ret[i] = Vol_ID[i];
194  }
195 
196  return (ret);
197  }
198 
199  return (NULL);
200 }
201 
202 /*!
203  \brief Delete volume set from list
204 
205  \param id volume set id
206 
207  \return 1 on success
208  \return -1 on error (invalid volume set id)
209  */
210 int GVL_delete_vol(int id)
211 {
212  int i, j, found = 0;
213 
214  G_debug(3, "GVL_delete_vol");
215 
216  if (GVL_vol_exists(id)) {
217 
218  for (i = 0; i < GVL_isosurf_num_isosurfs(id); i++) {
219  GVL_isosurf_del(id, 0);
220  }
221 
222  for (i = 0; i < GVL_slice_num_slices(id); i++) {
223  GVL_slice_del(id, 0);
224  }
225 
226  gvl_delete_vol(id);
227 
228  for (i = 0; i < Next_vol && !found; i++) {
229  if (Vol_ID[i] == id) {
230  found = 1;
231  for (j = i; j < Next_vol; j++) {
232  Vol_ID[j] = Vol_ID[j + 1];
233  }
234  }
235  }
236 
237  if (found) {
238  --Next_vol;
239 
240  return (1);
241  }
242  }
243 
244  return (-1);
245 }
246 
247 /*!
248  \brief Load 3d raster map to volume set
249 
250  \param id volume set id
251  \param filename 3d raster map name
252 
253  \return -1 on error
254  \return 0 on success
255  */
256 int GVL_load_vol(int id, const char *filename)
257 {
258  geovol *gvl;
259  int handle;
260 
261  G_debug(3, "GVL_load_vol(): id=%d, name=%s", id, filename);
262 
263  if (NULL == (gvl = gvl_get_vol(id))) {
264  return (-1);
265  }
266 
267  G_message(_("Loading 3d raster map <%s>..."), filename);
268 
269  if (0 > (handle = gvl_file_newh(filename, VOL_FTYPE_RASTER3D)))
270  return (-1);
271 
272  gvl->hfile = handle;
273 
274  return (0);
275 }
276 
277 /*!
278  \brief Get volume set name
279 
280  \param id volume set id
281  \param[out] filename name (must be allocated)
282 
283  \return -1 on error
284  \return 1 on success
285  */
286 int GVL_get_volname(int id, char *filename)
287 {
288  geovol *gvl;
289 
290  if (NULL == (gvl = gvl_get_vol(id))) {
291  return (-1);
292  }
293 
294  if (0 > gvl->hfile) {
295  return (-1);
296  }
297 
298  strcpy(filename, gvl_file_get_name(gvl->hfile));
299 
300  return (1);
301 }
302 
303 /*!
304  \brief Get volume dimensions
305 
306  \param id volume set id
307  \param[out] rows,cols,depths number of rows, cols, depths
308  */
309 void GVL_get_dims(int id, int *rows, int *cols, int *depths)
310 {
311  geovol *gvl;
312 
313  gvl = gvl_get_vol(id);
314 
315  if (gvl) {
316  *rows = gvl->rows;
317  *cols = gvl->cols;
318  *depths = gvl->depths;
319  }
320 
321  G_debug(3, "GVL_get_dims() id=%d, rows=%d, cols=%d, depths=%d",
322  gvl->gvol_id, gvl->rows, gvl->cols, gvl->depths);
323 
324  return;
325 }
326 
327 /*!
328  \brief Set trans ?
329 
330  \param id volume set id
331  \param xtrans,ytrans,ztrans x/y/z trans values
332  */
333 void GVL_set_trans(int id, float xtrans, float ytrans, float ztrans)
334 {
335  geovol *gvl;
336 
337  G_debug(3, "GVL_set_trans");
338 
339  gvl = gvl_get_vol(id);
340 
341  if (gvl) {
342  gvl->x_trans = xtrans;
343  gvl->y_trans = ytrans;
344  gvl->z_trans = ztrans;
345  }
346 
347  return;
348 }
349 
350 /*!
351  \brief Get trans ?
352 
353  \param id volume set id
354  \param[out] xtrans,ytrans,ztrans x/y/z trans values
355 
356  \return 1 on success
357  \return -1 on error
358  */
359 int GVL_get_trans(int id, float *xtrans, float *ytrans, float *ztrans)
360 {
361  geovol *gvl;
362 
363  gvl = gvl_get_vol(id);
364 
365  if (gvl) {
366  *xtrans = gvl->x_trans;
367  *ytrans = gvl->y_trans;
368  *ztrans = gvl->z_trans;
369 
370  return (1);
371  }
372 
373  return (-1);
374 }
375 
376 /*!
377  \brief Set drawing wire box
378 
379  \param id volume set id
380  \param draw_wire 1 for drawing wire, 0 otherwise
381  */
382 void GVL_set_draw_wire(int id, int draw_wire)
383 {
384  geovol *gvl;
385 
386  G_debug(3, "GVL_set_draw_wire");
387 
388  gvl = gvl_get_vol(id);
389 
390  if (gvl) {
391  gvl->draw_wire = draw_wire;
392  }
393 
394  return;
395 }
396 
397 /*!
398  \brief Draw volume set
399 
400  \param vid volume set id
401  */
402 void GVL_draw_vol(int vid)
403 {
404  geovol *gvl;
405 
406  gvl = gvl_get_vol(vid);
407 
408  if (gvl) {
409  gvld_vol(gvl);
410  if (gvl->draw_wire) {
411  gvld_wind3_box(gvl);
412  }
413  }
414 
415  return;
416 }
417 
418 /*!
419  \brief Draw volume in wire mode
420 
421  \param id volume set id
422  */
423 void GVL_draw_wire(int id)
424 {
425  geovol *gvl;
426 
427  G_debug(3, "GVL_draw_wire(): id=%d", id);
428 
429  gvl = gvl_get_vol(id);
430 
431  if (gvl) {
432  gvld_wire_vol(gvl);
433  }
434 
435  return;
436 }
437 
438 /*!
439  \brief Draw all volume sets
440  */
441 void GVL_alldraw_vol(void)
442 {
443  int id;
444 
445  for (id = 0; id < Next_vol; id++) {
446  GVL_draw_vol(Vol_ID[id]);
447  }
448 
449  return;
450 }
451 
452 /*!
453  \brief Draw all volume sets in wire mode
454  */
456 {
457  int id;
458 
459  for (id = 0; id < Next_vol; id++) {
460  GVL_draw_wire(Vol_ID[id]);
461  }
462 
463  return;
464 }
465 
466 /*!
467  \brief Set client data for volume set
468 
469  \param id volume set id
470  \param clientd pointer to client data
471 
472  \return 1 on success
473  \return -1 on error
474  */
475 int GVL_Set_ClientData(int id, void *clientd)
476 {
477  geovol *gvl;
478 
479  gvl = gvl_get_vol(id);
480 
481  if (gvl) {
482  gvl->clientdata = clientd;
483 
484  return (1);
485  }
486 
487  return (-1);
488 }
489 
490 /*!
491  \brief Get client data
492 
493  \param id volume set id
494 
495  \return pointer to client data
496  \return NULL on error
497  */
498 void *GVL_Get_ClientData(int id)
499 {
500  geovol *gvl;
501 
502  gvl = gvl_get_vol(id);
503 
504  if (gvl) {
505  return (gvl->clientdata);
506  }
507 
508  return (NULL);
509 }
510 
511 /*!
512  \brief Set focus on map center
513 
514  \param id volume set id
515  */
517 {
518  float center[3];
519  geovol *gvl;
520 
521  G_debug(3, "GS_set_focus_center_map");
522 
523  gvl = gvl_get_vol(id);
524 
525  if (gvl) {
526  center[X] = (gvl->xmax - gvl->xmin) / 2.;
527  center[Y] = (gvl->ymax - gvl->ymin) / 2.;
528  center[Z] = (gvl->zmax - gvl->zmin) / 2.;
529 
530  GS_set_focus(center);
531  }
532 
533  return;
534 }
535 
536 /************************************************************************/
537 /* ISOSURFACES */
538 
539 /************************************************************************/
540 
541 /*!
542  \brief Get draw resolution for isosurface
543 
544  \todo error handling
545 
546  \param id volume set id
547  \param[out] xres,yres,zres x/y/z resolution value
548  */
549 void GVL_isosurf_get_drawres(int id, int *xres, int *yres, int *zres)
550 {
551  geovol *gvl;
552 
553  G_debug(3, "GVL_isosurf_get_drawres");
554 
555  gvl = gvl_get_vol(id);
556 
557  if (gvl) {
558  *xres = gvl->isosurf_x_mod;
559  *yres = gvl->isosurf_y_mod;
560  *zres = gvl->isosurf_z_mod;
561  }
562 
563  return;
564 }
565 
566 /*!
567  \brief Set isosurface draw resolution
568 
569  \param id volume set id
570  \param xres,yres,zres x/y/z resolution value
571 
572  \return -1 on error (invalid values/volume set id)
573  \return 0 on success
574  */
575 int GVL_isosurf_set_drawres(int id, int xres, int yres, int zres)
576 {
577  geovol *gvl;
578  int i;
579 
580  G_debug(3, "GVL_isosurf_set_drawres(): id=%d", id);
581 
582  if (xres < 1 || yres < 1 || zres < 1) {
583  return (-1);
584  }
585 
586  gvl = gvl_get_vol(id);
587 
588  if (gvl) {
589  gvl->isosurf_x_mod = xres;
590  gvl->isosurf_y_mod = yres;
591  gvl->isosurf_z_mod = zres;
592 
593  for (i = 0; i < gvl->n_isosurfs; i++) {
595  }
596 
597  return (0);
598  }
599 
600  return (-1);
601 }
602 
603 /*!
604  \brief Get isosurface draw mode
605 
606  \param id volume set id
607  \param[out] mode draw-mode
608 
609  \return 1 on success
610  \return -1 on error
611  */
612 int GVL_isosurf_get_drawmode(int id, int *mode)
613 {
614  geovol *gvl;
615 
616  gvl = gvl_get_vol(id);
617 
618  if (gvl) {
619  *mode = gvl->isosurf_draw_mode;
620 
621  return (1);
622  }
623 
624  return (-1);
625 }
626 
627 /*!
628  \brief Set isosurface draw mode
629 
630  \param id volume set id
631  \param mode draw mode
632 
633  \return 0 on success
634  \return -1 on error (invalid volume set id)
635  */
636 int GVL_isosurf_set_drawmode(int id, int mode)
637 {
638  geovol *gvl;
639 
640  G_debug(3, "GVL_isosurf_set_drawmode(): id=%d mode=%d", id, mode);
641 
642  gvl = gvl_get_vol(id);
643 
644  if (gvl) {
645  gvl->isosurf_draw_mode = mode;
646 
647  return (0);
648  }
649 
650  return (-1);
651 }
652 
653 /*!
654  \brief Add isosurface
655 
656  \param id volume set id
657 
658  \return -1 on error (invalid volume set id
659  \return 1 on success
660  */
661 int GVL_isosurf_add(int id)
662 {
663  geovol *gvl;
664  geovol_isosurf *isosurf;
665 
666  G_debug(3, "GVL_isosurf_add() id=%d", id);
667 
668  gvl = gvl_get_vol(id);
669 
670  if (!gvl)
671  return (-1);
672 
673  if (gvl->n_isosurfs == MAX_ISOSURFS)
674  return (-1);
675 
676  isosurf = (geovol_isosurf *) G_malloc(sizeof(geovol_isosurf));
677  if (!isosurf) {
678  return (-1);
679  }
680 
681  gvl_isosurf_init(isosurf);
682 
683  gvl->n_isosurfs++;
684  gvl->isosurf[gvl->n_isosurfs - 1] = (geovol_isosurf *) isosurf;
685 
686  return (1);
687 }
688 
689 /*!
690  \brief Delete isosurface
691 
692  \param id volume set id
693  \param isosurf_id isosurface id
694 
695  \return -1 on error
696  \return 1 on success
697  */
698 int GVL_isosurf_del(int id, int isosurf_id)
699 {
700  geovol *gvl;
701  geovol_isosurf *isosurf;
702  int i;
703 
704  G_debug(3, "GVL_isosurf_del");
705 
706  isosurf = gvl_isosurf_get_isosurf(id, isosurf_id);
707 
708  if (!isosurf)
709  return (-1);
710 
711  if (!gvl_isosurf_freemem(isosurf)) {
712  return (-1);
713  }
714 
715  gvl = gvl_get_vol(id);
716 
717  G_free(gvl->isosurf[isosurf_id]);
718 
719  for (i = isosurf_id + 1; i < gvl->n_isosurfs; i++) {
720  gvl->isosurf[i - 1] = gvl->isosurf[i];
721  }
722 
723  gvl->n_isosurfs--;
724 
725  return (1);
726 }
727 
728 /*!
729  \brief Move up isosurface in list
730 
731  \param id volume set id
732  \param isosurf_id isosurface id
733 
734  \return -1 on error
735  \return 1 on success
736  */
737 int GVL_isosurf_move_up(int id, int isosurf_id)
738 {
739  geovol *gvl;
740  geovol_isosurf *tmp;
741 
742  G_debug(3, "GVL_isosurf_move_up");
743 
744  gvl = gvl_get_vol(id);
745 
746  if (!gvl)
747  return (-1);
748 
749  if (isosurf_id < 0 || isosurf_id > (gvl->n_isosurfs - 1))
750  return (-1);
751 
752  if (isosurf_id == 0)
753  return (1);
754 
755  tmp = gvl->isosurf[isosurf_id - 1];
756  gvl->isosurf[isosurf_id - 1] = gvl->isosurf[isosurf_id];
757  gvl->isosurf[isosurf_id] = tmp;
758 
759  return (1);
760 }
761 
762 /*!
763  \brief Move down isosurface in list
764 
765  \param id volume set id
766  \param isosurf_id isosurface id
767 
768  \return -1 on error
769  \return 1 on success
770  */
771 int GVL_isosurf_move_down(int id, int isosurf_id)
772 {
773  geovol *gvl;
774  geovol_isosurf *tmp;
775 
776  G_debug(3, "GVL_isosurf_move_up");
777 
778  gvl = gvl_get_vol(id);
779 
780  if (!gvl)
781  return (-1);
782 
783  if (isosurf_id < 0 || isosurf_id > (gvl->n_isosurfs - 1))
784  return (-1);
785 
786  if (isosurf_id == (gvl->n_isosurfs - 1))
787  return (1);
788 
789  tmp = gvl->isosurf[isosurf_id + 1];
790  gvl->isosurf[isosurf_id + 1] = gvl->isosurf[isosurf_id];
791  gvl->isosurf[isosurf_id] = tmp;
792 
793  return (1);
794 }
795 
796 /*!
797  \brief Get isosurface attributes
798 
799  \param id volume set id
800  \param isosurf_id surface id
801  \param att attribute id
802  \param[out] set
803  \param[out] constant
804  \param[out] mapname
805 
806  \return -1 on error
807  \return 1 on success
808  */
809 int GVL_isosurf_get_att(int id, int isosurf_id,
810  int att, int *set, float *constant, char *mapname)
811 {
812  int src;
813  geovol_isosurf *isosurf;
814 
815  G_debug(3, "GVL_isosurf_get_att");
816 
817  isosurf = gvl_isosurf_get_isosurf(id, isosurf_id);
818 
819  if (isosurf) {
820  if (-1 != (src = gvl_isosurf_get_att_src(isosurf, att))) {
821  *set = src;
822 
823  if (src == CONST_ATT) {
824  *constant = isosurf->att[att].constant;
825  }
826  else if (src == MAP_ATT) {
827  strcpy(mapname, gvl_file_get_name(isosurf->att[att].hfile));
828  }
829 
830  return (1);
831  }
832 
833  return (-1);
834  }
835 
836  return (-1);
837 }
838 
839 /*!
840  \brief Unset isosurface attributes
841 
842  \param id volume set id
843  \param isosurface_id isosurface id
844  \param att attribute id
845 
846  \return ?
847  \return -1 on error
848  */
849 int GVL_isosurf_unset_att(int id, int isosurf_id, int att)
850 {
851  geovol_isosurf *isosurf;
852 
853  G_debug(3, "GVL_isosurf_unset_att");
854 
855  isosurf = gvl_isosurf_get_isosurf(id, isosurf_id);
856 
857  if (isosurf) {
858  return (gvl_isosurf_set_att_src(isosurf, att, NOTSET_ATT));
859  }
860 
861  return (-1);
862 }
863 
864 /*!
865  \brief Set constant isosurface attribute
866 
867  Attributes:
868  - ATT_NORM
869  - ATT_TOPO topography (level) constant
870  - ATT_COLOR color map/constant
871  - ATT_MASK mask map
872  - ATT_TRANSP transparency map/constant
873  - ATT_SHINE shininess map/constant
874  - ATT_EMIT emission map/constant
875 
876  \param id volume set id
877  \param isosurf_id isosurface id (0 - MAX_ISOSURFS)
878  \param att attribute descriptor
879  \param constant constant value
880 
881  \return 1 on success
882  \return -1 on error
883  */
884 int GVL_isosurf_set_att_const(int id, int isosurf_id, int att, float constant)
885 {
886  geovol_isosurf *isosurf;
887 
888  G_debug(3, "GVL_isosurf_set_att_const() id=%d isosurf_id=%d "
889  "att=%d const=%f", id, isosurf_id, att, constant);
890 
891  isosurf = gvl_isosurf_get_isosurf(id, isosurf_id);
892 
893  if (isosurf) {
894  return (gvl_isosurf_set_att_const(isosurf, att, constant));
895  }
896 
897  return (-1);
898 }
899 
900 /*!
901  \brief Set isosurface map attribute
902 
903  Attributes:
904  - ATT_NORM
905  - ATT_TOPO topography (level) constant
906  - ATT_COLOR color map/constant
907  - ATT_MASK mask map
908  - ATT_TRANSP transparency map/constant
909  - ATT_SHINE shininess map/constant
910  - ATT_EMIT emission map/constant
911 
912  \param id volume set id
913  \param isosurf_id isosurface id (0 - MAX_ISOSURFS)
914  \param att attribute descriptor
915  \param filename map name
916 
917  \return 1 on success
918  \return -1 on error
919  */
920 int GVL_isosurf_set_att_map(int id, int isosurf_id, int att,
921  const char *filename)
922 {
923  geovol_isosurf *isosurf;
924 
925  G_debug(3, "GVL_isosurf_set_att_map(): id=%d, isosurf_id=%d "
926  "att=%d map=%s", id, isosurf_id, att, filename);
927 
928  isosurf = gvl_isosurf_get_isosurf(id, isosurf_id);
929 
930  if (isosurf) {
931  return gvl_isosurf_set_att_map(isosurf, att, filename);
932  }
933 
934  return (-1);
935 }
936 
937 /*!
938  \brief Get isosurface flags
939 
940  \param id volume set id
941  \param isosurf_id isosurface id
942  \param[out] inout map name
943 
944  \return 1 on success
945  \return -1 on error
946  */
947 int GVL_isosurf_get_flags(int id, int isosurf_id, int *inout)
948 {
949  geovol_isosurf *isosurf;
950 
951  G_debug(3, "GVL_isosurf_get_flags");
952 
953  isosurf = gvl_isosurf_get_isosurf(id, isosurf_id);
954 
955  if (isosurf) {
956  *inout = isosurf->inout_mode;
957 
958  return (1);
959  }
960  return (-1);
961 }
962 
963 /*!
964  \brief Set isosurface flags
965 
966  \param id volume set id
967  \param isosurf_id isosurface id
968  \param inout map name
969 
970  \return 1 on success
971  \return -1 on error
972  */
973 int GVL_isosurf_set_flags(int id, int isosurf_id, int inout)
974 {
975  geovol_isosurf *isosurf;
976 
977  G_debug(3, "GVL_isosurf_get_flags");
978 
979  isosurf = gvl_isosurf_get_isosurf(id, isosurf_id);
980 
981  if (isosurf) {
982  isosurf->inout_mode = inout;
983 
984  return (1);
985  }
986 
987  return (-1);
988 }
989 
990 /*!
991  \brief Get number of available isosurfaces
992 
993  \param id volume set id
994 
995  \return number of isosurfaces
996  \return -1 on error
997  */
999 {
1000  geovol *gvl;
1001 
1002  G_debug(3, "GVL_isosurf_num_isosurfs");
1003 
1004  gvl = gvl_get_vol(id);
1005 
1006  if (gvl) {
1007  return gvl->n_isosurfs;
1008  }
1009 
1010  return (-1);
1011 }
1012 
1013 /*!
1014  \brief Set mask attribute mode
1015 
1016  Mask attribute special: constant is set to indicate invert or no
1017 
1018  \param id volume set id
1019  \param isosurf_id isosurface id
1020  \param mode attribute mode
1021 
1022  \return mode id
1023  \return -1 on error
1024  */
1025 int GVL_isosurf_set_maskmode(int id, int isosurf_id, int mode)
1026 {
1027  geovol_isosurf *isosurf;
1028 
1029  G_debug(3, "GVL_isosurf_set_att_const");
1030 
1031  isosurf = gvl_isosurf_get_isosurf(id, isosurf_id);
1032 
1033  if (isosurf) {
1034  isosurf->att[ATT_MASK].constant = mode;
1035 
1036  return (mode);
1037  }
1038 
1039  return (-1);
1040 }
1041 
1042 /*!
1043  \brief Get isosurface mask mode
1044 
1045  \param id volume set id
1046  \param isosurf_id isosurface id
1047  \param mode attribute mode
1048 
1049  \return 1 on success
1050  \return -1 on error
1051  */
1052 int GVL_isosurf_get_maskmode(int id, int isosurf_id, int *mode)
1053 {
1054  geovol_isosurf *isosurf;
1055 
1056  isosurf = gvl_isosurf_get_isosurf(id, isosurf_id);
1057 
1058  if (isosurf) {
1059  *mode = isosurf->att[ATT_MASK].constant;
1060 
1061  return (1);
1062  }
1063 
1064  return (-1);
1065 }
1066 
1067 /************************************************************************/
1068 /* SLICES */
1069 
1070 /************************************************************************/
1071 
1072 /*!
1073  \brief Get draw resolution of slice
1074 
1075  \param id volume set id
1076  \param[out] xres,yres,zres x/y/z resolution value
1077  */
1078 void GVL_slice_get_drawres(int id, int *xres, int *yres, int *zres)
1079 {
1080  geovol *gvl;
1081 
1082  G_debug(3, "GVL_slice_get_drawres");
1083 
1084  gvl = gvl_get_vol(id);
1085 
1086  if (gvl) {
1087  *xres = gvl->slice_x_mod;
1088  *yres = gvl->slice_y_mod;
1089  *zres = gvl->slice_z_mod;
1090  }
1091 
1092  return;
1093 }
1094 
1095 /*!
1096  \brief Set slice draw resolution
1097 
1098  \param id volume set id
1099  \param xres,yres,zres x/y/z resolution value
1100 
1101  \return 0 on success
1102  \return -1 on error (invalid value or id)
1103  */
1104 int GVL_slice_set_drawres(int id, int xres, int yres, int zres)
1105 {
1106  geovol *gvl;
1107  int i;
1108 
1109  G_debug(3, "GVL_slice_set_drawres(): id=%d", id);
1110 
1111  if (xres < 1 || yres < 1 || zres < 1) {
1112  return (-1);
1113  }
1114 
1115  gvl = gvl_get_vol(id);
1116 
1117  if (gvl) {
1118  gvl->slice_x_mod = xres;
1119  gvl->slice_y_mod = yres;
1120  gvl->slice_z_mod = zres;
1121 
1122  for (i = 0; i < gvl->n_slices; i++) {
1123  gvl->slice[i]->changed = 1;
1124  }
1125 
1126  return (0);
1127  }
1128 
1129  return (-1);
1130 }
1131 
1132 /*!
1133  \brief Get slice draw mode
1134 
1135  \param id volume set id
1136  \param[out] mode draw mode
1137 
1138  \return 1 on success
1139  \return -1 on error (invalid id)
1140  */
1141 int GVL_slice_get_drawmode(int id, int *mode)
1142 {
1143  geovol *gvl;
1144 
1145  gvl = gvl_get_vol(id);
1146 
1147  if (gvl) {
1148  *mode = gvl->slice_draw_mode;
1149 
1150  return (1);
1151  }
1152 
1153  return (-1);
1154 }
1155 
1156 /*!
1157  \brief Set slice draw mode
1158 
1159  \param id volume set id
1160  \param mode draw mode
1161 
1162  \return 0 on success
1163  \return -1 on error (invalid id)
1164  */
1165 int GVL_slice_set_drawmode(int id, int mode)
1166 {
1167  geovol *gvl;
1168 
1169  G_debug(3, "GVL_slice_set_drawmode(): id=%d, mode=%d", id, mode);
1170 
1171  gvl = gvl_get_vol(id);
1172 
1173  if (gvl) {
1174  gvl->slice_draw_mode = mode;
1175 
1176  return (0);
1177  }
1178 
1179  return (-1);
1180 }
1181 
1182 /*!
1183  \brief Add slice
1184 
1185  \param id volume set id
1186 
1187  \return -1 on error
1188  \return 1 on success
1189  */
1190 int GVL_slice_add(int id)
1191 {
1192  geovol *gvl;
1193  geovol_slice *slice;
1194 
1195  G_debug(3, "GVL_slice_add");
1196 
1197  gvl = gvl_get_vol(id);
1198 
1199  if (!gvl)
1200  return (-1);
1201 
1202  if (gvl->n_slices == MAX_SLICES)
1203  return (-1);
1204 
1205  if (NULL == (slice = (geovol_slice *) G_malloc(sizeof(geovol_slice)))) {
1206  return (-1);
1207  }
1208 
1209  gvl_slice_init(slice);
1210 
1211  gvl->n_slices++;
1212  gvl->slice[gvl->n_slices - 1] = (geovol_slice *) slice;
1213 
1214  return (1);
1215 }
1216 
1217 /*!
1218  \brief Delete slice
1219 
1220  \param id volume set id
1221  \param slice_id slice id
1222 
1223  \return -1 on error
1224  \return 1 on success
1225  */
1226 int GVL_slice_del(int id, int slice_id)
1227 {
1228  geovol *gvl;
1229  geovol_slice *slice;
1230  int i;
1231 
1232  G_debug(3, "GVL_slice_del");
1233 
1234  slice = gvl_slice_get_slice(id, slice_id);
1235 
1236  if (!slice)
1237  return (-1);
1238 
1239  if (!gvl_slice_freemem(slice)) {
1240  return (-1);
1241  }
1242 
1243  gvl = gvl_get_vol(id);
1244 
1245  G_free(gvl->slice[slice_id]);
1246 
1247  for (i = slice_id + 1; i < gvl->n_slices; i++) {
1248  gvl->slice[i - 1] = gvl->slice[i];
1249  }
1250 
1251  gvl->n_slices--;
1252 
1253  return (1);
1254 }
1255 
1256 /*!
1257  \brief Move up slice
1258 
1259  \param id volume set id
1260  \param slice_id slice id
1261 
1262  \return -1 on error
1263  \return 1 on success
1264  */
1265 int GVL_slice_move_up(int id, int slice_id)
1266 {
1267  geovol *gvl;
1268  geovol_slice *tmp;
1269 
1270  G_debug(3, "GVL_slice_move_up");
1271 
1272  gvl = gvl_get_vol(id);
1273 
1274  if (!gvl)
1275  return (-1);
1276 
1277  if (slice_id < 0 || slice_id > (gvl->n_slices - 1))
1278  return (-1);
1279 
1280  if (slice_id == 0)
1281  return (1);
1282 
1283  tmp = gvl->slice[slice_id - 1];
1284  gvl->slice[slice_id - 1] = gvl->slice[slice_id];
1285  gvl->slice[slice_id] = tmp;
1286 
1287  return (1);
1288 }
1289 
1290 /*!
1291  \brief Move down slice
1292 
1293  \param id volume set id
1294  \param slice_id slice id
1295 
1296  \return -1 on error
1297  \return 1 on success
1298  */
1299 int GVL_slice_move_down(int id, int slice_id)
1300 {
1301  geovol *gvl;
1302  geovol_slice *tmp;
1303 
1304  G_debug(3, "GVL_slice_move_up");
1305 
1306  gvl = gvl_get_vol(id);
1307 
1308  if (!gvl)
1309  return (-1);
1310 
1311  if (slice_id < 0 || slice_id > (gvl->n_slices - 1))
1312  return (-1);
1313 
1314  if (slice_id == (gvl->n_slices - 1))
1315  return (1);
1316 
1317  tmp = gvl->slice[slice_id + 1];
1318  gvl->slice[slice_id + 1] = gvl->slice[slice_id];
1319  gvl->slice[slice_id] = tmp;
1320 
1321  return (1);
1322 }
1323 
1324 /*!
1325  \brief Get number or slices
1326 
1327  \param id volume set id
1328 
1329  \return number of slices
1330  \return -1 on error
1331  */
1333 {
1334  geovol *gvl;
1335 
1336  G_debug(3, "GVL_isosurf_num_isosurfs");
1337 
1338  gvl = gvl_get_vol(id);
1339 
1340  if (gvl) {
1341  return gvl->n_slices;
1342  }
1343 
1344  return (-1);
1345 }
1346 
1347 /*!
1348  \brief Get slice position
1349 
1350  \param id volume set id
1351  \param slice_id slice id
1352  \param[out] x1,y1,z1 coordinates ?
1353  \param[out] x2,y2,z2 coordinates ?
1354  \param[out] dir direction
1355 
1356  \return -1 on error
1357  \return 1 on success
1358  */
1359 int GVL_slice_get_pos(int id, int slice_id,
1360  float *x1, float *x2, float *y1, float *y2, float *z1,
1361  float *z2, int *dir)
1362 {
1363  geovol *gvl;
1364  geovol_slice *slice;
1365  int cols, rows, depths;
1366 
1367  gvl = gvl_get_vol(id);
1368 
1369  if (!gvl)
1370  return (-1);
1371 
1372  slice = gvl_slice_get_slice(id, slice_id);
1373 
1374  if (!slice)
1375  return (-1);
1376 
1377  if (slice->dir == X) {
1378  cols = gvl->rows;
1379  rows = gvl->depths;
1380  depths = gvl->cols;
1381  }
1382  else if (slice->dir == Y) {
1383  cols = gvl->cols;
1384  rows = gvl->depths;
1385  depths = gvl->rows;
1386  }
1387  else if (slice->dir == Z) {
1388  cols = gvl->cols;
1389  rows = gvl->rows;
1390  depths = gvl->depths;
1391  }
1392  else {
1393  return (-1);
1394  }
1395 
1396  *x1 = slice->x1 / (cols - 1);
1397  *x2 = slice->x2 / (cols - 1);
1398  *y1 = slice->y1 / (rows - 1);
1399  *y2 = slice->y2 / (rows - 1);
1400  *z1 = slice->z1 / (depths - 1);
1401  *z2 = slice->z2 / (depths - 1);
1402 
1403  *dir = slice->dir;
1404 
1405  return (1);
1406 }
1407 
1408 /*!
1409  \brief Get slice position
1410 
1411  \param id volume set id
1412  \param slice_id slice id
1413  \param x1,y1,z1 coordinates ?
1414  \param x2,y2,z2 coordinates ?
1415  \param dir direction
1416 
1417  \return -1 on error
1418  \return 1 on success
1419  */
1420 int GVL_slice_set_pos(int id, int slice_id,
1421  float x1, float x2, float y1, float y2, float z1,
1422  float z2, int dir)
1423 {
1424  geovol *gvl;
1425  geovol_slice *slice;
1426  int cols, rows, depths;
1427 
1428  gvl = gvl_get_vol(id);
1429 
1430  if (!gvl)
1431  return (-1);
1432 
1433  slice = gvl_slice_get_slice(id, slice_id);
1434 
1435  if (!slice)
1436  return (-1);
1437 
1438  if (dir == X) {
1439  cols = gvl->rows;
1440  rows = gvl->depths;
1441  depths = gvl->cols;
1442  }
1443  else if (dir == Y) {
1444  cols = gvl->cols;
1445  rows = gvl->depths;
1446  depths = gvl->rows;
1447  }
1448  else if (dir == Z) {
1449  cols = gvl->cols;
1450  rows = gvl->rows;
1451  depths = gvl->depths;
1452  }
1453  else {
1454  return (-1);
1455  }
1456 
1457  slice->x1 = ((x1 < 0.) ? 0. : ((x1 > 1.) ? 1. : x1)) * (cols - 1);
1458  slice->x2 = ((x2 < 0.) ? 0. : ((x2 > 1.) ? 1. : x2)) * (cols - 1);
1459  slice->y1 = ((y1 < 0.) ? 0. : ((y1 > 1.) ? 1. : y1)) * (rows - 1);
1460  slice->y2 = ((y2 < 0.) ? 0. : ((y2 > 1.) ? 1. : y2)) * (rows - 1);
1461  slice->z1 = ((z1 < 0.) ? 0. : ((z1 > 1.) ? 1. : z1)) * (depths - 1);
1462  slice->z2 = ((z2 < 0.) ? 0. : ((z2 > 1.) ? 1. : z2)) * (depths - 1);
1463 
1464  slice->dir = dir;
1465 
1466  slice->changed = 1;
1467 
1468  return (1);
1469 }
1470 
1471 /*!
1472  \brief Get slice trans ?
1473 
1474  \param id volume set id
1475  \param slice_id slice id
1476  \param[out] transp transp value
1477 
1478  \return -1 on error
1479  \return 1 on success
1480  */
1481 int GVL_slice_get_transp(int id, int slice_id, int *transp)
1482 {
1483  geovol_slice *slice;
1484 
1485  G_debug(3, "GVL_get_transp");
1486 
1487  slice = gvl_slice_get_slice(id, slice_id);
1488 
1489  if (!slice)
1490  return (-1);
1491 
1492  *transp = slice->transp;
1493 
1494  return (1);
1495 }
1496 
1497 /*!
1498  \brief Set slice trans ?
1499 
1500  \param id volume set id
1501  \param slice_id slice id
1502  \param transp transp value
1503 
1504  \return -1 on error
1505  \return 1 on success
1506  */
1507 int GVL_slice_set_transp(int id, int slice_id, int transp)
1508 {
1509  geovol_slice *slice;
1510 
1511  G_debug(3, "GVL_set_transp");
1512 
1513  slice = gvl_slice_get_slice(id, slice_id);
1514 
1515  if (!slice)
1516  return (-1);
1517 
1518  slice->transp = transp;
1519 
1520  return (1);
1521 }
int slice_x_mod
Definition: ogsf.h:455
int GVL_get_trans(int id, float *xtrans, float *ytrans, float *ztrans)
Get trans ?
Definition: gvl2.c:359
double east
Definition: raster3d.h:51
void G_free(void *buf)
Free allocated memory.
Definition: gis/alloc.c:149
void * clientdata
Definition: ogsf.h:458
int rows
Definition: ogsf.h:440
int GVL_slice_move_down(int id, int slice_id)
Move down slice.
Definition: gvl2.c:1299
int slice_z_mod
Definition: ogsf.h:455
double top
Definition: raster3d.h:52
void GVL_set_trans(int id, float xtrans, float ytrans, float ztrans)
Set trans ?
Definition: gvl2.c:333
double tb_res
Definition: raster3d.h:57
float constant
Definition: ogsf.h:409
double xmin
Definition: ogsf.h:443
int gvl_num_vols(void)
Get number of loaded volume sets.
Definition: gvl.c:104
int GVL_slice_get_drawmode(int id, int *mode)
Get slice draw mode.
Definition: gvl2.c:1141
int depths
Definition: ogsf.h:440
void GVL_alldraw_wire(void)
Draw all volume sets in wire mode.
Definition: gvl2.c:455
int GVL_isosurf_del(int id, int isosurf_id)
Delete isosurface.
Definition: gvl2.c:698
int GVL_isosurf_unset_att(int id, int isosurf_id, int att)
Unset isosurface attributes.
Definition: gvl2.c:849
#define NOTSET_ATT
Definition: ogsf.h:82
double bottom
Definition: raster3d.h:52
void GVL_init_region(void)
Initialize 3D region.
Definition: gvl2.c:57
#define ATT_TOPO
Definition: ogsf.h:73
int GVL_new_vol(void)
Create new volume set.
Definition: gvl2.c:136
int GVL_load_vol(int id, const char *filename)
Load 3d raster map to volume set.
Definition: gvl2.c:256
int GVL_isosurf_set_flags(int id, int isosurf_id, int inout)
Set isosurface flags.
Definition: gvl2.c:973
double ns_res
Definition: raster3d.h:57
int GVL_isosurf_set_drawres(int id, int xres, int yres, int zres)
Set isosurface draw resolution.
Definition: gvl2.c:575
int GVL_slice_move_up(int id, int slice_id)
Move up slice.
Definition: gvl2.c:1265
int GVL_num_vols(void)
Get number of loaded volume sets.
Definition: gvl2.c:166
int gvl_isosurf_set_att_map(geovol_isosurf *isosurf, int desc, const char *filename)
Set attribute map.
Definition: gvl.c:690
geovol_isosurf * isosurf[MAX_ISOSURFS]
Definition: ogsf.h:449
int GVL_isosurf_add(int id)
Add isosurface.
Definition: gvl2.c:661
int GVL_isosurf_get_att(int id, int isosurf_id, int att, int *set, float *constant, char *mapname)
Get isosurface attributes.
Definition: gvl2.c:809
char * gvl_file_get_name(int id)
Get file name for given handle.
Definition: gvl_file.c:165
int GVL_get_volname(int id, char *filename)
Get volume set name.
Definition: gvl2.c:286
int GVL_isosurf_set_drawmode(int id, int mode)
Set isosurface draw mode.
Definition: gvl2.c:636
#define NULL
Definition: ccmath.h:32
int GVL_slice_del(int id, int slice_id)
Delete slice.
Definition: gvl2.c:1226
int GVL_slice_num_slices(int id)
Get number or slices.
Definition: gvl2.c:1332
void GS_set_focus(float *realto)
Set focus.
Definition: gs2.c:2520
int draw_wire
Definition: ogsf.h:446
int GVL_isosurf_move_up(int id, int isosurf_id)
Move up isosurface in list.
Definition: gvl2.c:737
#define MAX_ISOSURFS
Definition: ogsf.h:46
double zmin
Definition: ogsf.h:443
void GVL_draw_wire(int id)
Draw volume in wire mode.
Definition: gvl2.c:423
double north
Definition: raster3d.h:50
float z2
Definition: ogsf.h:427
int inout_mode
Definition: ogsf.h:417
int isosurf_y_mod
Definition: ogsf.h:450
int gvl_isosurf_set_att_src(geovol_isosurf *isosurf, int desc, int src)
Set attribute source.
Definition: gvl.c:630
geovol * gvl_get_new_vol(void)
Allocate new volume set and add it to the list.
Definition: gvl.c:145
int GVL_isosurf_get_drawmode(int id, int *mode)
Get isosurface draw mode.
Definition: gvl2.c:612
float x_trans
Definition: ogsf.h:445
int n_isosurfs
Definition: ogsf.h:448
double t
Definition: r_raster.c:39
float y2
Definition: ogsf.h:427
int GVL_isosurf_set_maskmode(int id, int isosurf_id, int mode)
Set mask attribute mode.
Definition: gvl2.c:1025
int cols
Definition: ogsf.h:440
int GVL_slice_set_pos(int id, int slice_id, float x1, float x2, float y1, float y2, float z1, float z2, int dir)
Get slice position.
Definition: gvl2.c:1420
double west
Definition: raster3d.h:51
int GVL_isosurf_set_att_map(int id, int isosurf_id, int att, const char *filename)
Set isosurface map attribute.
Definition: gvl2.c:920
double xmax
Definition: ogsf.h:443
void GVL_isosurf_get_drawres(int id, int *xres, int *yres, int *zres)
Get draw resolution for isosurface.
Definition: gvl2.c:549
int GVL_isosurf_get_maskmode(int id, int isosurf_id, int *mode)
Get isosurface mask mode.
Definition: gvl2.c:1052
int n_slices
Definition: ogsf.h:453
double b
Definition: r_raster.c:39
int gvol_id
Definition: ogsf.h:436
int gvl_slice_init(geovol_slice *slice)
Initialize geovol_slice struct.
Definition: gvl.c:756
int GVL_slice_set_drawmode(int id, int mode)
Set slice draw mode.
Definition: gvl2.c:1165
double ew_res
Definition: raster3d.h:57
int GVL_get_region(float *n, float *s, float *w, float *e, float *t, float *b)
Get region extent settings.
Definition: gvl2.c:79
int gvl_isosurf_get_att_src(geovol_isosurf *isosurf, int desc)
Get attribute source.
Definition: gvl.c:605
int isosurf_x_mod
Definition: ogsf.h:450
geovol_isosurf_att att[MAX_ATTS]
Definition: ogsf.h:418
#define MAX_SLICES
Definition: ogsf.h:47
int gvl_file_newh(const char *name, IFLAG file_type)
Get handle for given file name and type.
Definition: gvl_file.c:269
int G_debug(int level, const char *msg,...)
Print debugging message.
Definition: debug.c:65
#define MAP_ATT
Definition: ogsf.h:83
int GVL_vol_exists(int id)
Check if volume set exists.
Definition: gvl2.c:111
int GVL_Set_ClientData(int id, void *clientd)
Set client data for volume set.
Definition: gvl2.c:475
int GVL_isosurf_set_att_const(int id, int isosurf_id, int att, float constant)
Set constant isosurface attribute.
Definition: gvl2.c:884
int gvl_isosurf_set_att_changed(geovol_isosurf *isosurf, int desc)
Set attribute changed.
Definition: gvl.c:723
geovol_slice * slice[MAX_SLICES]
Definition: ogsf.h:454
int GVL_slice_add(int id)
Add slice.
Definition: gvl2.c:1190
#define MAX_VOLS
Definition: ogsf.h:41
double zmax
Definition: ogsf.h:443
int dir
Definition: ogsf.h:426
int gvld_wire_vol(geovol *gvl)
Draw volume in wire mode (bounding box)
Definition: gvld.c:68
float y_trans
Definition: ogsf.h:445
int gvl_init_vol(geovol *gvl, double ox, double oy, double oz, int rows, int cols, int depths, double xres, double yres, double zres)
Initialize geovol structure.
Definition: gvl.c:184
geovol * gvl_get_vol(int id)
Get volume set structure.
Definition: gvl.c:39
geovol_slice * gvl_slice_get_slice(int id, int slice_id)
Get geovol_slice struct.
Definition: gvl.c:803
int GVL_isosurf_num_isosurfs(int id)
Get number of available isosurfaces.
Definition: gvl2.c:998
int gvl_slice_freemem(geovol_slice *slice)
Free geovol_slice struct.
Definition: gvl.c:782
#define Z
Definition: ogsf.h:139
void * GVL_get_window()
Get window.
Definition: gvl2.c:98
double ymax
Definition: ogsf.h:443
Definition: ogsf.h:434
IFLAG slice_draw_mode
Definition: ogsf.h:456
void GVL_slice_get_drawres(int id, int *xres, int *yres, int *zres)
Get draw resolution of slice.
Definition: gvl2.c:1078
void Rast3d_init_defaults(void)
Initializes the default values described in RASTER3D Defaults. Applications have to use this function...
Definition: defaults.c:305
#define Y
Definition: ogsf.h:138
int GVL_isosurf_get_flags(int id, int isosurf_id, int *inout)
Get isosurface flags.
Definition: gvl2.c:947
int transp
Definition: ogsf.h:431
void GVL_alldraw_vol(void)
Draw all volume sets.
Definition: gvl2.c:441
void GVL_set_draw_wire(int id, int draw_wire)
Set drawing wire box.
Definition: gvl2.c:382
void Rast3d_get_window(RASTER3D_Region *window)
Stores the current default window in window.
int gvl_isosurf_init(geovol_isosurf *isosurf)
Initialize geovol_isosurf struct.
Definition: gvl.c:518
geovol_isosurf * gvl_isosurf_get_isosurf(int id, int isosurf_id)
Get isosurface of given volume set.
Definition: gvl.c:578
int gvl_isosurf_set_att_const(geovol_isosurf *isosurf, int desc, float constant)
Set isosurface attribute constant.
Definition: gvl.c:663
int slice_y_mod
Definition: ogsf.h:455
int hfile
Definition: ogsf.h:439
int gvl_isosurf_freemem(geovol_isosurf *isosurf)
Free geovol_isosurf struct.
Definition: gvl.c:551
void GVL_draw_vol(int vid)
Draw volume set.
Definition: gvl2.c:402
float z_trans
Definition: ogsf.h:445
int GVL_slice_get_transp(int id, int slice_id, int *transp)
Get slice trans ?
Definition: gvl2.c:1481
int GVL_slice_get_pos(int id, int slice_id, float *x1, float *x2, float *y1, float *y2, float *z1, float *z2, int *dir)
Get slice position.
Definition: gvl2.c:1359
int gvld_wind3_box(geovol *gvl)
Draw volume bounding box.
Definition: gvld.c:773
int isosurf_z_mod
Definition: ogsf.h:450
int gvld_vol(geovol *gvl)
Draw volume set (slices and isosurfaces)
Definition: gvld.c:37
#define _(str)
Definition: glocale.h:13
void G_message(const char *msg,...)
Print a message to stderr.
Definition: gis/error.c:90
void GVL_get_dims(int id, int *rows, int *cols, int *depths)
Get volume dimensions.
Definition: gvl2.c:309
#define X
Definition: ogsf.h:137
void GVL_set_focus_center_map(int id)
Set focus on map center.
Definition: gvl2.c:516
int GVL_delete_vol(int id)
Delete volume set from list.
Definition: gvl2.c:210
float z1
Definition: ogsf.h:427
void GVL_libinit(void)
Library intialization for volumes.
Definition: gvl2.c:37
#define ATT_MASK
Definition: ogsf.h:75
float x2
Definition: ogsf.h:427
#define VOL_FTYPE_RASTER3D
Definition: ogsf.h:128
float x1
Definition: ogsf.h:427
int * GVL_get_vol_list(int *numvols)
Get list of loaded volume sets.
Definition: gvl2.c:181
IFLAG isosurf_draw_mode
Definition: ogsf.h:451
#define CONST_ATT
Definition: ogsf.h:84
double south
Definition: raster3d.h:50
int GVL_isosurf_move_down(int id, int isosurf_id)
Move down isosurface in list.
Definition: gvl2.c:771
int GVL_slice_set_transp(int id, int slice_id, int transp)
Set slice trans ?
Definition: gvl2.c:1507
int GVL_slice_set_drawres(int id, int xres, int yres, int zres)
Set slice draw resolution.
Definition: gvl2.c:1104
float y1
Definition: ogsf.h:427
void * GVL_Get_ClientData(int id)
Get client data.
Definition: gvl2.c:498
void gvl_delete_vol(int id)
Remove volume set from list.
Definition: gvl.c:242
int changed
Definition: ogsf.h:429
int Rast3d_read_window(RASTER3D_Region *window, const char *windowName)
Reads window from the file specified by windowName. The name is converted by the rules defined in win...
Definition: windowio.c:139
double ymin
Definition: ogsf.h:443