BGE Patch: Add Shape Action support and update MSCV_7 project file for glew.
[blender.git] / source / blender / blenloader / intern / writefile.c
1 /* writefile.c
2  *
3  * .blend file writing
4  *
5  * $Id$
6  *
7  * ***** BEGIN GPL LICENSE BLOCK *****
8  *
9  * This program is free software; you can redistribute it and/or
10  * modify it under the terms of the GNU General Public License
11  * as published by the Free Software Foundation; either version 2
12  * of the License, or (at your option) any later version.
13  *
14  * This program is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17  * GNU General Public License for more details.
18  *
19  * You should have received a copy of the GNU General Public License
20  * along with this program; if not, write to the Free Software Foundation,
21  * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
22  *
23  * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
24  * All rights reserved.
25  *
26  * The Original Code is: all of this file.
27  *
28  * Contributor(s): none yet.
29  *
30  * ***** END GPL LICENSE BLOCK *****
31  */
32
33 /*
34 FILEFORMAT: IFF-style structure  (but not IFF compatible!)
35
36 start file:
37         BLENDER_V100    12 bytes  (versie 1.00)
38                                         V = big endian, v = little endian
39                                         _ = 4 byte pointer, - = 8 byte pointer
40
41 datablocks:             also see struct BHead
42         <bh.code>                       4 chars
43         <bh.len>                        int,  len data after BHead
44         <bh.old>                        void,  old pointer
45         <bh.SDNAnr>                     int
46         <bh.nr>                         int, in case of array: amount of structs
47         data
48         ...
49         ...
50
51 Almost all data in Blender are structures. Each struct saved
52 gets a BHead header.  With BHead the struct can be linked again
53 and compared with StructDNA .
54
55 WRITE
56
57 Preferred writing order: (not really a must, but why would you do it random?)
58 Any case: direct data is ALWAYS after the lib block
59
60 (Local file data)
61 - for each LibBlock
62         - write LibBlock
63         - write associated direct data
64 (External file data)
65 - per library
66         - write library block
67         - per LibBlock
68                 - write the ID of LibBlock
69 - write FileGlobal (some global vars)
70 - write SDNA
71 - write USER if filename is ~/.B.blend
72 */
73
74 /* for version 2.2+
75 Important to know is that 'streaming' has been added to files, for Blender Publisher
76 */
77
78
79 #ifdef HAVE_CONFIG_H
80 #include <config.h>
81 #endif
82
83 #include "zlib.h"
84
85 #ifndef WIN32
86 #include <unistd.h>
87 #else
88 #include "winsock2.h"
89 #include "BLI_winstuff.h"
90 #include <io.h>
91 #include <process.h> // for getpid
92 #endif
93
94 #include <math.h>
95 #include <fcntl.h>
96 #include <stdio.h>
97 #include <string.h>
98 #include <stdlib.h>
99
100 #include "nla.h" //  __NLA is defined
101
102 #include "DNA_armature_types.h"
103 #include "DNA_action_types.h"
104 #include "DNA_actuator_types.h"
105 #include "DNA_brush_types.h"
106 #include "DNA_camera_types.h"
107 #include "DNA_cloth_types.h"
108 #include "DNA_color_types.h"
109 #include "DNA_constraint_types.h"
110 #include "DNA_controller_types.h"
111 #include "DNA_curve_types.h"
112 #include "DNA_customdata_types.h"
113 #include "DNA_effect_types.h"
114 #include "DNA_group_types.h"
115 #include "DNA_image_types.h"
116 #include "DNA_ipo_types.h"
117 #include "DNA_fileglobal_types.h"
118 #include "DNA_key_types.h"
119 #include "DNA_lattice_types.h"
120 #include "DNA_listBase.h" /* for Listbase, the type of samples, ...*/
121 #include "DNA_lamp_types.h"
122 #include "DNA_meta_types.h"
123 #include "DNA_mesh_types.h"
124 #include "DNA_meshdata_types.h"
125 #include "DNA_material_types.h"
126 #include "DNA_modifier_types.h"
127 #include "DNA_nla_types.h"
128 #include "DNA_node_types.h"
129 #include "DNA_object_types.h"
130 #include "DNA_object_force.h"
131 #include "DNA_oops_types.h"
132 #include "DNA_packedFile_types.h"
133 #include "DNA_particle_types.h"
134 #include "DNA_property_types.h"
135 #include "DNA_scene_types.h"
136 #include "DNA_sdna_types.h"
137 #include "DNA_sequence_types.h"
138 #include "DNA_sensor_types.h"
139 #include "DNA_space_types.h"
140 #include "DNA_screen_types.h"
141 #include "DNA_sound_types.h"
142 #include "DNA_texture_types.h"
143 #include "DNA_text_types.h"
144 #include "DNA_view3d_types.h"
145 #include "DNA_vfont_types.h"
146 #include "DNA_userdef_types.h"
147 #include "DNA_world_types.h"
148
149 #include "MEM_guardedalloc.h" // MEM_freeN
150 #include "BLI_blenlib.h"
151 #include "BLI_linklist.h"
152
153 #include "BKE_action.h"
154 #include "BKE_bad_level_calls.h" // build_seqar (from WHILE_SEQ) free_oops error
155 #include "BKE_blender.h"
156 #include "BKE_cloth.h"
157 #include "BKE_curve.h"
158 #include "BKE_customdata.h"
159 #include "BKE_constraint.h"
160 #include "BKE_global.h" // for G
161 #include "BKE_library.h" // for  set_listbasepointers
162 #include "BKE_main.h" // G.main
163 #include "BKE_node.h"
164 #include "BKE_packedFile.h" // for packAll
165 #include "BKE_screen.h" // for waitcursor
166 #include "BKE_scene.h" // for do_seq
167 #include "BKE_sound.h" /* ... and for samples */
168 #include "BKE_utildefines.h" // for defines
169 #include "BKE_modifier.h"
170 #include "BKE_idprop.h"
171 #ifdef WITH_VERSE
172 #include "BKE_verse.h"
173 #include "BIF_verse.h"
174 #endif
175
176 #include "GEN_messaging.h"
177
178 #include "BLO_writefile.h"
179 #include "BLO_readfile.h"
180 #include "BLO_undofile.h"
181
182 #include "readfile.h"
183 #include "genfile.h"
184
185 #include <errno.h>
186
187 /* ********* my write, buffered writing with minimum size chunks ************ */
188
189 #define MYWRITE_BUFFER_SIZE     100000
190 #define MYWRITE_MAX_CHUNK       32768
191
192 typedef struct {
193         struct SDNA *sdna;
194
195         int file;
196         unsigned char *buf;
197         MemFile *compare, *current;
198         
199         int tot, count, error, memsize;
200 } WriteData;
201
202 static WriteData *writedata_new(int file)
203 {
204         extern unsigned char DNAstr[];  /* DNA.c */
205         extern int DNAlen;
206
207         WriteData *wd= MEM_callocN(sizeof(*wd), "writedata");
208
209                 /* XXX, see note about this in readfile.c, remove
210                  * once we have an xp lock - zr
211                  */
212
213         if (wd == NULL) return NULL;
214
215         wd->sdna= dna_sdna_from_data(DNAstr, DNAlen, 0);
216
217         wd->file= file;
218
219         wd->buf= MEM_mallocN(MYWRITE_BUFFER_SIZE, "wd->buf");
220
221         return wd;
222 }
223
224 static void writedata_do_write(WriteData *wd, void *mem, int memlen)
225 {
226         if ((wd == NULL) || wd->error || (mem == NULL) || memlen < 1) return;
227         if (wd->error) return;
228
229         /* memory based save */
230         if(wd->current) {
231                 add_memfilechunk(NULL, wd->current, mem, memlen);
232         }
233         else {
234                 if (write(wd->file, mem, memlen) != memlen)
235                         wd->error= 1;
236                 
237         }
238 }
239
240 static void writedata_free(WriteData *wd)
241 {
242         dna_freestructDNA(wd->sdna);
243
244         MEM_freeN(wd->buf);
245         MEM_freeN(wd);
246 }
247
248 /***/
249
250 int mywfile;
251
252 /**
253  * Low level WRITE(2) wrapper that buffers data
254  * @param adr Pointer to new chunk of data
255  * @param len Length of new chunk of data
256  * @warning Talks to other functions with global parameters
257  */
258  
259 #define MYWRITE_FLUSH           NULL
260
261 static void mywrite( WriteData *wd, void *adr, int len)
262 {
263         if (wd->error) return;
264
265         /* flush helps compression for undo-save */
266         if(adr==MYWRITE_FLUSH) {
267                 if(wd->count) {
268                         writedata_do_write(wd, wd->buf, wd->count);
269                         wd->count= 0;
270                 }
271                 return;
272         }
273
274         wd->tot+= len;
275         
276         /* if we have a single big chunk, write existing data in
277          * buffer and write out big chunk in smaller pieces */
278         if(len>MYWRITE_MAX_CHUNK) {
279                 if(wd->count) {
280                         writedata_do_write(wd, wd->buf, wd->count);
281                         wd->count= 0;
282                 }
283
284                 do {
285                         int writelen= MIN2(len, MYWRITE_MAX_CHUNK);
286                         writedata_do_write(wd, adr, writelen);
287                         adr = (char*)adr + writelen;
288                         len -= writelen;
289                 } while(len > 0);
290
291                 return;
292         }
293
294         /* if data would overflow buffer, write out the buffer */
295         if(len+wd->count>MYWRITE_BUFFER_SIZE-1) {
296                 writedata_do_write(wd, wd->buf, wd->count);
297                 wd->count= 0;
298         }
299
300         /* append data at end of buffer */
301         memcpy(&wd->buf[wd->count], adr, len);
302         wd->count+= len;
303 }
304
305 /**
306  * BeGiN initializer for mywrite
307  * @param file File descriptor
308  * @param write_flags Write parameters
309  * @warning Talks to other functions with global parameters
310  */
311 static WriteData *bgnwrite(int file, MemFile *compare, MemFile *current, int write_flags)
312 {
313         WriteData *wd= writedata_new(file);
314
315         if (wd == NULL) return NULL;
316
317         wd->compare= compare;
318         wd->current= current;
319         /* this inits comparing */
320         add_memfilechunk(compare, NULL, NULL, 0);
321         
322         return wd;
323 }
324
325 /**
326  * END the mywrite wrapper
327  * @return 1 if write failed
328  * @return unknown global variable otherwise
329  * @warning Talks to other functions with global parameters
330  */
331 static int endwrite(WriteData *wd)
332 {
333         int err;
334
335         if (wd->count) {
336                 writedata_do_write(wd, wd->buf, wd->count);
337                 wd->count= 0;
338         }
339         
340         err= wd->error;
341         writedata_free(wd);
342
343         return err;
344 }
345
346 /* ********** WRITE FILE ****************** */
347
348 static void writestruct(WriteData *wd, int filecode, char *structname, int nr, void *adr)
349 {
350         BHead bh;
351         short *sp;
352
353         if(adr==NULL || nr==0) return;
354
355         /* init BHead */
356         bh.code= filecode;
357         bh.old= adr;
358         bh.nr= nr;
359
360         bh.SDNAnr= dna_findstruct_nr(wd->sdna, structname);
361         if(bh.SDNAnr== -1) {
362                 printf("error: can't find SDNA code <%s>\n", structname);
363                 return;
364         }
365         sp= wd->sdna->structs[bh.SDNAnr];
366
367         bh.len= nr*wd->sdna->typelens[sp[0]];
368
369         if(bh.len==0) return;
370
371         mywrite(wd, &bh, sizeof(BHead));
372         mywrite(wd, adr, bh.len);
373 }
374
375 static void writedata(WriteData *wd, int filecode, int len, void *adr)  /* do not use for structs */
376 {
377         BHead bh;
378
379         if(adr==0) return;
380         if(len==0) return;
381
382         len+= 3;
383         len-= ( len % 4);
384
385         /* init BHead */
386         bh.code= filecode;
387         bh.old= adr;
388         bh.nr= 1;
389         bh.SDNAnr= 0;
390         bh.len= len;
391
392         mywrite(wd, &bh, sizeof(BHead));
393         if(len) mywrite(wd, adr, len);
394 }
395
396 /* *************** writing some direct data structs used in more code parts **************** */
397 /*These functions are used by blender's .blend system for file saving/loading.*/
398 void IDP_WriteProperty_OnlyData(IDProperty *prop, void *wd);
399 void IDP_WriteProperty(IDProperty *prop, void *wd);
400
401 void IDP_WriteArray(IDProperty *prop, void *wd)
402 {
403         /*REMEMBER to set totalen to len in the linking code!!*/
404         if (prop->data.pointer) {
405                 writedata(wd, DATA, MEM_allocN_len(prop->data.pointer), prop->data.pointer);
406         }
407 }
408
409 void IDP_WriteString(IDProperty *prop, void *wd)
410 {
411         /*REMEMBER to set totalen to len in the linking code!!*/
412         writedata(wd, DATA, prop->len+1, prop->data.pointer);
413 }
414
415 void IDP_WriteGroup(IDProperty *prop, void *wd)
416 {
417         IDProperty *loop;
418
419         for (loop=prop->data.group.first; loop; loop=loop->next) {
420                 IDP_WriteProperty(loop, wd);
421         }
422 }
423
424 /* Functions to read/write ID Properties */
425 void IDP_WriteProperty_OnlyData(IDProperty *prop, void *wd)
426 {
427         switch (prop->type) {
428                 case IDP_GROUP:
429                         IDP_WriteGroup(prop, wd);
430                         break;
431                 case IDP_STRING:
432                         IDP_WriteString(prop, wd);
433                         break;
434                 case IDP_ARRAY:
435                         IDP_WriteArray(prop, wd);
436                         break;
437         }
438 }
439
440 void IDP_WriteProperty(IDProperty *prop, void *wd)
441 {
442         writestruct(wd, DATA, "IDProperty", 1, prop);
443         IDP_WriteProperty_OnlyData(prop, wd);
444 }
445
446 static void write_curvemapping(WriteData *wd, CurveMapping *cumap)
447 {
448         int a;
449         
450         writestruct(wd, DATA, "CurveMapping", 1, cumap);
451         for(a=0; a<CM_TOT; a++)
452                 writestruct(wd, DATA, "CurveMapPoint", cumap->cm[a].totpoint, cumap->cm[a].curve);
453 }
454
455 /* this is only direct data, tree itself should have been written */
456 static void write_nodetree(WriteData *wd, bNodeTree *ntree)
457 {
458         bNode *node;
459         bNodeSocket *sock;
460         bNodeLink *link;
461         
462         /* for link_list() speed, we write per list */
463         
464         for(node= ntree->nodes.first; node; node= node->next)
465                 writestruct(wd, DATA, "bNode", 1, node);
466
467         for(node= ntree->nodes.first; node; node= node->next) {
468                 if(node->storage && node->type!=NODE_DYNAMIC) {
469                         /* could be handlerized at some point, now only 1 exception still */
470                         if(ntree->type==NTREE_SHADER && (node->type==SH_NODE_CURVE_VEC || node->type==SH_NODE_CURVE_RGB))
471                                 write_curvemapping(wd, node->storage);
472                         else if(ntree->type==NTREE_COMPOSIT && (node->type==CMP_NODE_TIME || node->type==CMP_NODE_CURVE_VEC || node->type==CMP_NODE_CURVE_RGB))
473                                 write_curvemapping(wd, node->storage);
474                         else 
475                                 writestruct(wd, DATA, node->typeinfo->storagename, 1, node->storage);
476                 }
477                 for(sock= node->inputs.first; sock; sock= sock->next)
478                         writestruct(wd, DATA, "bNodeSocket", 1, sock);
479                 for(sock= node->outputs.first; sock; sock= sock->next)
480                         writestruct(wd, DATA, "bNodeSocket", 1, sock);
481         }
482         
483         for(link= ntree->links.first; link; link= link->next)
484                 writestruct(wd, DATA, "bNodeLink", 1, link);
485 }
486
487 static void write_scriptlink(WriteData *wd, ScriptLink *slink)
488 {
489         writedata(wd, DATA, sizeof(void *)*slink->totscript, slink->scripts);
490         writedata(wd, DATA, sizeof(short)*slink->totscript, slink->flag);
491 }
492
493 static void write_renderinfo(WriteData *wd)             /* for renderdeamon */
494 {
495         Scene *sce;
496         int data[8];
497
498         sce= G.main->scene.first;
499         while(sce) {
500                 if(sce->id.lib==0  && ( sce==G.scene || (sce->r.scemode & R_BG_RENDER)) ) {
501                         data[0]= sce->r.sfra;
502                         data[1]= sce->r.efra;
503
504                         memset(data+2, 0, sizeof(int)*6);
505                         strncpy((char *)(data+2), sce->id.name+2, 21);
506
507                         writedata(wd, REND, 32, data);
508                 }
509                 sce= sce->id.next;
510         }
511 }
512
513 static void write_userdef(WriteData *wd)
514 {
515         bTheme *btheme;
516
517         writestruct(wd, USER, "UserDef", 1, &U);
518
519         btheme= U.themes.first;
520         while(btheme) {
521                 writestruct(wd, DATA, "bTheme", 1, btheme);
522                 btheme= btheme->next;
523         }
524 }
525
526 static void write_particlesettings(WriteData *wd, ListBase *idbase)
527 {
528         ParticleSettings *part;
529
530         part= idbase->first;
531         while(part) {
532                 if(part->id.us>0 || wd->current) {
533                         /* write LibData */
534                         writestruct(wd, ID_PA, "ParticleSettings", 1, part);
535                         writestruct(wd, DATA, "PartDeflect", 1, part->pd);
536                 }
537                 part= part->id.next;
538         }
539 }
540 static void write_particlesystems(WriteData *wd, ListBase *particles)
541 {
542         ParticleSystem *psys= particles->first;
543         int a;
544
545         for(; psys; psys=psys->next) {
546                 writestruct(wd, DATA, "ParticleSystem", 1, psys);
547
548                 if(psys->particles) {
549                         writestruct(wd, DATA, "ParticleData", psys->totpart ,psys->particles);
550
551                         if(psys->particles->hair) {
552                                 ParticleData *pa = psys->particles;
553
554                                 for(a=0; a<psys->totpart; a++, pa++)
555                                         writestruct(wd, DATA, "HairKey", pa->totkey, pa->hair);
556                         }
557                 }
558                 if(psys->child) writestruct(wd, DATA, "ChildParticle", psys->totchild ,psys->child);
559                 writestruct(wd, DATA, "SoftBody", 1, psys->soft);
560                 if(psys->soft) writestruct(wd, DATA, "PointCache", 1, psys->soft->pointcache);
561                 writestruct(wd, DATA, "PointCache", 1, psys->pointcache);
562         }
563 }
564
565 static void write_properties(WriteData *wd, ListBase *lb)
566 {
567         bProperty *prop;
568
569         prop= lb->first;
570         while(prop) {
571                 writestruct(wd, DATA, "bProperty", 1, prop);
572
573                 if(prop->poin && prop->poin != &prop->data)
574                         writedata(wd, DATA, MEM_allocN_len(prop->poin), prop->poin);
575
576                 prop= prop->next;
577         }
578 }
579
580 static void write_sensors(WriteData *wd, ListBase *lb)
581 {
582         bSensor *sens;
583
584         sens= lb->first;
585         while(sens) {
586                 writestruct(wd, DATA, "bSensor", 1, sens);
587
588                 writedata(wd, DATA, sizeof(void *)*sens->totlinks, sens->links);
589
590                 switch(sens->type) {
591                 case SENS_NEAR:
592                         writestruct(wd, DATA, "bNearSensor", 1, sens->data);
593                         break;
594                 case SENS_MOUSE:
595                         writestruct(wd, DATA, "bMouseSensor", 1, sens->data);
596                         break;
597                 case SENS_TOUCH:
598                         writestruct(wd, DATA, "bTouchSensor", 1, sens->data);
599                         break;
600                 case SENS_KEYBOARD:
601                         writestruct(wd, DATA, "bKeyboardSensor", 1, sens->data);
602                         break;
603                 case SENS_PROPERTY:
604                         writestruct(wd, DATA, "bPropertySensor", 1, sens->data);
605                         break;
606                 case SENS_COLLISION:
607                         writestruct(wd, DATA, "bCollisionSensor", 1, sens->data);
608                         break;
609                 case SENS_RADAR:
610                         writestruct(wd, DATA, "bRadarSensor", 1, sens->data);
611                         break;
612                 case SENS_RANDOM:
613                         writestruct(wd, DATA, "bRandomSensor", 1, sens->data);
614                         break;
615                 case SENS_RAY:
616                         writestruct(wd, DATA, "bRaySensor", 1, sens->data);
617                         break;
618                 case SENS_MESSAGE:
619                         writestruct(wd, DATA, "bMessageSensor", 1, sens->data);
620                         break;
621                 case SENS_JOYSTICK:
622                         writestruct(wd, DATA, "bJoystickSensor", 1, sens->data);
623                         break;
624                 default:
625                         ; /* error: don't know how to write this file */
626                 }
627
628                 sens= sens->next;
629         }
630 }
631
632 static void write_controllers(WriteData *wd, ListBase *lb)
633 {
634         bController *cont;
635
636         cont= lb->first;
637         while(cont) {
638                 writestruct(wd, DATA, "bController", 1, cont);
639
640                 writedata(wd, DATA, sizeof(void *)*cont->totlinks, cont->links);
641
642                 switch(cont->type) {
643                 case CONT_EXPRESSION:
644                         writestruct(wd, DATA, "bExpressionCont", 1, cont->data);
645                         break;
646                 case CONT_PYTHON:
647                         writestruct(wd, DATA, "bPythonCont", 1, cont->data);
648                         break;
649                 default:
650                         ; /* error: don't know how to write this file */
651                 }
652
653                 cont= cont->next;
654         }
655 }
656
657 static void write_actuators(WriteData *wd, ListBase *lb)
658 {
659         bActuator *act;
660
661         act= lb->first;
662         while(act) {
663                 writestruct(wd, DATA, "bActuator", 1, act);
664
665                 switch(act->type) {
666                 case ACT_ACTION:
667                 case ACT_SHAPEACTION:
668                         writestruct(wd, DATA, "bActionActuator", 1, act->data);
669                         break;
670                 case ACT_SOUND:
671                         writestruct(wd, DATA, "bSoundActuator", 1, act->data);
672                         break;
673                 case ACT_CD:
674                         writestruct(wd, DATA, "bCDActuator", 1, act->data);
675                         break;
676                 case ACT_OBJECT:
677                         writestruct(wd, DATA, "bObjectActuator", 1, act->data);
678                         break;
679                 case ACT_IPO:
680                         writestruct(wd, DATA, "bIpoActuator", 1, act->data);
681                         break;
682                 case ACT_PROPERTY:
683                         writestruct(wd, DATA, "bPropertyActuator", 1, act->data);
684                         break;
685                 case ACT_CAMERA:
686                         writestruct(wd, DATA, "bCameraActuator", 1, act->data);
687                         break;
688                 case ACT_CONSTRAINT:
689                         writestruct(wd, DATA, "bConstraintActuator", 1, act->data);
690                         break;
691                 case ACT_EDIT_OBJECT:
692                         writestruct(wd, DATA, "bEditObjectActuator", 1, act->data);
693                         break;
694                 case ACT_SCENE:
695                         writestruct(wd, DATA, "bSceneActuator", 1, act->data);
696                         break;
697                 case ACT_GROUP:
698                         writestruct(wd, DATA, "bGroupActuator", 1, act->data);
699                         break;
700                 case ACT_RANDOM:
701                         writestruct(wd, DATA, "bRandomActuator", 1, act->data);
702                         break;
703                 case ACT_MESSAGE:
704                         writestruct(wd, DATA, "bMessageActuator", 1, act->data);
705                         break;
706                 case ACT_GAME:
707                         writestruct(wd, DATA, "bGameActuator", 1, act->data);
708                         break;
709                 case ACT_VISIBILITY:
710                         writestruct(wd, DATA, "bVisibilityActuator", 1, act->data);
711                         break;
712                 case ACT_2DFILTER:
713                         writestruct(wd, DATA, "bTwoDFilterActuator", 1, act->data);
714                         break;
715                 case ACT_PARENT:
716                         writestruct(wd, DATA, "bParentActuator", 1, act->data);
717                         break;
718                 default:
719                         ; /* error: don't know how to write this file */
720                 }
721
722                 act= act->next;
723         }
724 }
725
726 static void write_nlastrips(WriteData *wd, ListBase *nlabase)
727 {
728         bActionStrip *strip;
729         bActionModifier *amod;
730         
731         for (strip=nlabase->first; strip; strip=strip->next)
732                 writestruct(wd, DATA, "bActionStrip", 1, strip);
733         for (strip=nlabase->first; strip; strip=strip->next) {
734                 for(amod= strip->modifiers.first; amod; amod= amod->next)
735                         writestruct(wd, DATA, "bActionModifier", 1, amod);
736         }
737 }
738
739 static void write_constraints(WriteData *wd, ListBase *conlist)
740 {
741         bConstraint *con;
742
743         for (con=conlist->first; con; con=con->next) {
744                 bConstraintTypeInfo *cti= constraint_get_typeinfo(con);
745                 
746                 /* Write the specific data */
747                 if (cti && con->data) {
748                         /* firstly, just write the plain con->data struct */
749                         writestruct(wd, DATA, cti->structName, 1, con->data);
750                         
751                         /* do any constraint specific stuff */
752                         switch (con->type) {
753                                 case CONSTRAINT_TYPE_PYTHON:
754                                 {
755                                         bPythonConstraint *data = (bPythonConstraint *)con->data;
756                                         bConstraintTarget *ct;
757                                         
758                                         /* write targets */
759                                         for (ct= data->targets.first; ct; ct= ct->next)
760                                                 writestruct(wd, DATA, "bConstraintTarget", 1, ct);
761                                         
762                                         /* Write ID Properties -- and copy this comment EXACTLY for easy finding
763                                          of library blocks that implement this.*/
764                                         IDP_WriteProperty(data->prop, wd);
765                                 }
766                                 break;
767                         }
768                 }
769                 
770                 /* Write the constraint */
771                 writestruct(wd, DATA, "bConstraint", 1, con);
772         }
773 }
774
775 static void write_pose(WriteData *wd, bPose *pose)
776 {
777         bPoseChannel *chan;
778         bActionGroup *grp;
779
780         /* Write each channel */
781         if (!pose)
782                 return;
783
784         /* Write channels */
785         for (chan=pose->chanbase.first; chan; chan=chan->next) {
786                 write_constraints(wd, &chan->constraints);
787                 
788                 /* prevent crashes with autosave, when a bone duplicated in editmode has not yet been assigned to its posechannel */
789                 if (chan->bone) 
790                         chan->selectflag= chan->bone->flag & (BONE_SELECTED|BONE_ACTIVE); /* gets restored on read, for library armatures */
791                 
792                 writestruct(wd, DATA, "bPoseChannel", 1, chan);
793         }
794         
795         /* Write groups */
796         for (grp=pose->agroups.first; grp; grp=grp->next) 
797                 writestruct(wd, DATA, "bActionGroup", 1, grp);
798
799         /* Write this pose */
800         writestruct(wd, DATA, "bPose", 1, pose);
801 }
802
803 static void write_defgroups(WriteData *wd, ListBase *defbase)
804 {
805         bDeformGroup    *defgroup;
806
807         for (defgroup=defbase->first; defgroup; defgroup=defgroup->next)
808                 writestruct(wd, DATA, "bDeformGroup", 1, defgroup);
809 }
810
811 static void write_constraint_channels(WriteData *wd, ListBase *chanbase)
812 {
813         bConstraintChannel *chan;
814
815         for (chan = chanbase->first; chan; chan=chan->next)
816                 writestruct(wd, DATA, "bConstraintChannel", 1, chan);
817
818 }
819
820 static void write_modifiers(WriteData *wd, ListBase *modbase)
821 {
822         ModifierData *md;
823
824         if (modbase == NULL) return;
825         for (md=modbase->first; md; md= md->next) {
826                 ModifierTypeInfo *mti = modifierType_getInfo(md->type);
827                 if (mti == NULL) return;
828                 
829                 writestruct(wd, DATA, mti->structName, 1, md);
830                         
831                 if (md->type==eModifierType_Hook) {
832                         HookModifierData *hmd = (HookModifierData*) md;
833                         
834                         writedata(wd, DATA, sizeof(int)*hmd->totindex, hmd->indexar);
835                 }
836                 else if(md->type==eModifierType_Cloth) {
837                         ClothModifierData *clmd = (ClothModifierData*) md;
838                         
839                         writestruct(wd, DATA, "ClothSimSettings", 1, clmd->sim_parms);
840                         writestruct(wd, DATA, "ClothCollSettings", 1, clmd->coll_parms);
841                         writestruct(wd, DATA, "PointCache", 1, clmd->point_cache);
842                 } 
843                 else if (md->type==eModifierType_Collision) {
844                         
845                         /*
846                         CollisionModifierData *collmd = (CollisionModifierData*) md;
847                         // TODO: CollisionModifier should use pointcache 
848                         // + have proper reset events before enabling this
849                         writestruct(wd, DATA, "MVert", collmd->numverts, collmd->x);
850                         writestruct(wd, DATA, "MVert", collmd->numverts, collmd->xnew);
851                         writestruct(wd, DATA, "MFace", collmd->numfaces, collmd->mfaces);
852                         */
853                 }
854                 else if (md->type==eModifierType_MeshDeform) {
855                         MeshDeformModifierData *mmd = (MeshDeformModifierData*) md;
856                         int size = mmd->dyngridsize;
857
858                         writedata(wd, DATA, sizeof(float)*mmd->totvert*mmd->totcagevert,
859                                 mmd->bindweights);
860                         writedata(wd, DATA, sizeof(float)*3*mmd->totcagevert,
861                                 mmd->bindcos);
862                         writestruct(wd, DATA, "MDefCell", size*size*size, mmd->dyngrid);
863                         writestruct(wd, DATA, "MDefInfluence", mmd->totinfluence, mmd->dyninfluences);
864                         writedata(wd, DATA, sizeof(int)*mmd->totvert, mmd->dynverts);
865                 }
866         }
867 }
868
869 static void write_objects(WriteData *wd, ListBase *idbase)
870 {
871         Object *ob;
872         
873         ob= idbase->first;
874         while(ob) {
875                 if(ob->id.us>0 || wd->current) {
876                         /* write LibData */
877 #ifdef WITH_VERSE
878                         /* pointer at vnode stored in file have to be NULL */
879                         struct VNode *vnode = (VNode*)ob->vnode;
880                         if(vnode) ob->vnode = NULL;
881 #endif
882                         writestruct(wd, ID_OB, "Object", 1, ob);
883 #ifdef WITH_VERSE
884                         if(vnode) ob->vnode = (void*)vnode;
885 #endif
886
887                         /*Write ID Properties -- and copy this comment EXACTLY for easy finding
888                           of library blocks that implement this.*/
889                         if (ob->id.properties) IDP_WriteProperty(ob->id.properties, wd);
890
891                         /* direct data */
892                         writedata(wd, DATA, sizeof(void *)*ob->totcol, ob->mat);
893                         /* write_effects(wd, &ob->effect); */ /* not used anymore */
894                         write_properties(wd, &ob->prop);
895                         write_sensors(wd, &ob->sensors);
896                         write_controllers(wd, &ob->controllers);
897                         write_actuators(wd, &ob->actuators);
898                         write_scriptlink(wd, &ob->scriptlink);
899                         write_pose(wd, ob->pose);
900                         write_defgroups(wd, &ob->defbase);
901                         write_constraints(wd, &ob->constraints);
902                         write_constraint_channels(wd, &ob->constraintChannels);
903                         write_nlastrips(wd, &ob->nlastrips);
904                         
905                         writestruct(wd, DATA, "PartDeflect", 1, ob->pd);
906                         writestruct(wd, DATA, "SoftBody", 1, ob->soft);
907                         if(ob->soft) writestruct(wd, DATA, "PointCache", 1, ob->soft->pointcache);
908                         writestruct(wd, DATA, "FluidsimSettings", 1, ob->fluidsimSettings); // NT
909                         
910                         write_particlesystems(wd, &ob->particlesystem);
911                         write_modifiers(wd, &ob->modifiers);
912                 }
913                 ob= ob->id.next;
914         }
915
916         /* flush helps the compression for undo-save */
917         mywrite(wd, MYWRITE_FLUSH, 0);
918 }
919
920
921 static void write_vfonts(WriteData *wd, ListBase *idbase)
922 {
923         VFont *vf;
924         PackedFile * pf;
925
926         vf= idbase->first;
927         while(vf) {
928                 if(vf->id.us>0 || wd->current) {
929                         /* write LibData */
930                         writestruct(wd, ID_VF, "VFont", 1, vf);
931                         if (vf->id.properties) IDP_WriteProperty(vf->id.properties, wd);
932
933                         /* direct data */
934
935                         if (vf->packedfile) {
936                                 pf = vf->packedfile;
937                                 writestruct(wd, DATA, "PackedFile", 1, pf);
938                                 writedata(wd, DATA, pf->size, pf->data);
939                         }
940                 }
941
942                 vf= vf->id.next;
943         }
944 }
945
946 static void write_ipos(WriteData *wd, ListBase *idbase)
947 {
948         Ipo *ipo;
949         IpoCurve *icu;
950
951         ipo= idbase->first;
952         while(ipo) {
953                 if(ipo->id.us>0 || wd->current) {
954                         /* write LibData */
955                         writestruct(wd, ID_IP, "Ipo", 1, ipo);
956                         if (ipo->id.properties) IDP_WriteProperty(ipo->id.properties, wd);
957
958                         /* direct data */
959                         icu= ipo->curve.first;
960                         while(icu) {
961                                 writestruct(wd, DATA, "IpoCurve", 1, icu);
962                                 icu= icu->next;
963                         }
964
965                         icu= ipo->curve.first;
966                         while(icu) {
967                                 if(icu->bezt)  writestruct(wd, DATA, "BezTriple", icu->totvert, icu->bezt);
968                                 if(icu->bp)  writestruct(wd, DATA, "BPoint", icu->totvert, icu->bp);
969                                 if(icu->driver)  writestruct(wd, DATA, "IpoDriver", 1, icu->driver);
970                                 icu= icu->next;
971                         }
972                 }
973
974                 ipo= ipo->id.next;
975         }
976
977         /* flush helps the compression for undo-save */
978         mywrite(wd, MYWRITE_FLUSH, 0);
979 }
980
981 static void write_keys(WriteData *wd, ListBase *idbase)
982 {
983         Key *key;
984         KeyBlock *kb;
985
986         key= idbase->first;
987         while(key) {
988                 if(key->id.us>0 || wd->current) {
989                         /* write LibData */
990                         writestruct(wd, ID_KE, "Key", 1, key);
991                         if (key->id.properties) IDP_WriteProperty(key->id.properties, wd);
992
993                         /* direct data */
994                         kb= key->block.first;
995                         while(kb) {
996                                 writestruct(wd, DATA, "KeyBlock", 1, kb);
997                                 if(kb->data) writedata(wd, DATA, kb->totelem*key->elemsize, kb->data);
998                                 kb= kb->next;
999                         }
1000                 }
1001
1002                 key= key->id.next;
1003         }
1004         /* flush helps the compression for undo-save */
1005         mywrite(wd, MYWRITE_FLUSH, 0);
1006 }
1007
1008 static void write_cameras(WriteData *wd, ListBase *idbase)
1009 {
1010         Camera *cam;
1011
1012         cam= idbase->first;
1013         while(cam) {
1014                 if(cam->id.us>0 || wd->current) {
1015                         /* write LibData */
1016                         writestruct(wd, ID_CA, "Camera", 1, cam);
1017                         if (cam->id.properties) IDP_WriteProperty(cam->id.properties, wd);
1018
1019                         /* direct data */
1020                         write_scriptlink(wd, &cam->scriptlink);
1021                 }
1022
1023                 cam= cam->id.next;
1024         }
1025 }
1026
1027 static void write_mballs(WriteData *wd, ListBase *idbase)
1028 {
1029         MetaBall *mb;
1030         MetaElem *ml;
1031
1032         mb= idbase->first;
1033         while(mb) {
1034                 if(mb->id.us>0 || wd->current) {
1035                         /* write LibData */
1036                         writestruct(wd, ID_MB, "MetaBall", 1, mb);
1037                         if (mb->id.properties) IDP_WriteProperty(mb->id.properties, wd);
1038
1039                         /* direct data */
1040                         writedata(wd, DATA, sizeof(void *)*mb->totcol, mb->mat);
1041
1042                         ml= mb->elems.first;
1043                         while(ml) {
1044                                 writestruct(wd, DATA, "MetaElem", 1, ml);
1045                                 ml= ml->next;
1046                         }
1047                 }
1048                 mb= mb->id.next;
1049         }
1050 }
1051
1052 int amount_of_chars(char *str)
1053 {
1054         // Since the data is saved as UTF-8 to the cu->str
1055         // The cu->len is not same as the strlen(cu->str)
1056         return strlen(str);
1057 }
1058
1059 static void write_curves(WriteData *wd, ListBase *idbase)
1060 {
1061         Curve *cu;
1062         Nurb *nu;
1063
1064         cu= idbase->first;
1065         while(cu) {
1066                 if(cu->id.us>0 || wd->current) {
1067                         /* write LibData */
1068                         writestruct(wd, ID_CU, "Curve", 1, cu);
1069
1070                         /* direct data */
1071                         writedata(wd, DATA, sizeof(void *)*cu->totcol, cu->mat);
1072                         if (cu->id.properties) IDP_WriteProperty(cu->id.properties, wd);
1073
1074                         if(cu->vfont) {
1075                                 writedata(wd, DATA, amount_of_chars(cu->str)+1, cu->str);
1076                                 writestruct(wd, DATA, "CharInfo", cu->len, cu->strinfo);
1077                                 writestruct(wd, DATA, "TextBox", cu->totbox, cu->tb);                           
1078                         }
1079                         else {
1080                                 /* is also the order of reading */
1081                                 nu= cu->nurb.first;
1082                                 while(nu) {
1083                                         writestruct(wd, DATA, "Nurb", 1, nu);
1084                                         nu= nu->next;
1085                                 }
1086                                 nu= cu->nurb.first;
1087                                 while(nu) {
1088                                         if( (nu->type & 7)==CU_BEZIER)
1089                                                 writestruct(wd, DATA, "BezTriple", nu->pntsu, nu->bezt);
1090                                         else {
1091                                                 writestruct(wd, DATA, "BPoint", nu->pntsu*nu->pntsv, nu->bp);
1092                                                 if(nu->knotsu) writedata(wd, DATA, KNOTSU(nu)*sizeof(float), nu->knotsu);
1093                                                 if(nu->knotsv) writedata(wd, DATA, KNOTSV(nu)*sizeof(float), nu->knotsv);
1094                                         }
1095                                         nu= nu->next;
1096                                 }
1097                         }
1098                 }
1099                 cu= cu->id.next;
1100         }
1101
1102         /* flush helps the compression for undo-save */
1103         mywrite(wd, MYWRITE_FLUSH, 0);
1104 }
1105
1106 static void write_dverts(WriteData *wd, int count, MDeformVert *dvlist)
1107 {
1108         if (dvlist) {
1109                 int     i;
1110                 
1111                 /* Write the dvert list */
1112                 writestruct(wd, DATA, "MDeformVert", count, dvlist);
1113                 
1114                 /* Write deformation data for each dvert */
1115                 for (i=0; i<count; i++) {
1116                         if (dvlist[i].dw)
1117                                 writestruct(wd, DATA, "MDeformWeight", dvlist[i].totweight, dvlist[i].dw);
1118                 }
1119         }
1120 }
1121
1122 static void write_customdata(WriteData *wd, int count, CustomData *data, int partial_type, int partial_count)
1123 {
1124         int i;
1125
1126         writestruct(wd, DATA, "CustomDataLayer", data->maxlayer, data->layers);
1127
1128         for (i=0; i<data->totlayer; i++) {
1129                 CustomDataLayer *layer= &data->layers[i];
1130                 char *structname;
1131                 int structnum, datasize;
1132
1133                 if (layer->type == CD_MDEFORMVERT) {
1134                         /* layer types that allocate own memory need special handling */
1135                         write_dverts(wd, count, layer->data);
1136                 }
1137                 else {
1138                         CustomData_file_write_info(layer->type, &structname, &structnum);
1139                         if (structnum) {
1140                                 /* when using partial visibility, the MEdge and MFace layers
1141                                    are smaller than the original, so their type and count is
1142                                    passed to make this work */
1143                                 if (layer->type != partial_type) datasize= structnum*count;
1144                                 else datasize= structnum*partial_count;
1145
1146                                 writestruct(wd, DATA, structname, datasize, layer->data);
1147                         }
1148                         else
1149                                 printf("error: this CustomDataLayer must not be written to file\n");
1150                 }
1151         }
1152 }
1153
1154 static void write_meshs(WriteData *wd, ListBase *idbase)
1155 {
1156         Mesh *mesh;
1157         MultiresLevel *lvl;
1158
1159         mesh= idbase->first;
1160         while(mesh) {
1161                 if(mesh->id.us>0 || wd->current) {
1162                         /* write LibData */
1163 #ifdef WITH_VERSE
1164                         struct VNode *vnode = (VNode*)mesh->vnode;
1165                         if(vnode) {
1166                                 /* mesh has to be created from verse geometry node*/
1167                                 create_meshdata_from_geom_node(mesh, vnode);
1168                                 /* pointer at verse node can't be stored in file */
1169                                 mesh->vnode = NULL;
1170                         }
1171 #endif
1172
1173                         writestruct(wd, ID_ME, "Mesh", 1, mesh);
1174 #ifdef WITH_VERSE
1175                         if(vnode) mesh->vnode = (void*)vnode;
1176 #endif
1177
1178                         /* direct data */
1179                         if (mesh->id.properties) IDP_WriteProperty(mesh->id.properties, wd);
1180
1181                         writedata(wd, DATA, sizeof(void *)*mesh->totcol, mesh->mat);
1182
1183                         if(mesh->pv) {
1184                                 write_customdata(wd, mesh->pv->totvert, &mesh->vdata, -1, 0);
1185                                 write_customdata(wd, mesh->pv->totedge, &mesh->edata,
1186                                         CD_MEDGE, mesh->totedge);
1187                                 write_customdata(wd, mesh->pv->totface, &mesh->fdata,
1188                                         CD_MFACE, mesh->totface);
1189                         }
1190                         else {
1191                                 write_customdata(wd, mesh->totvert, &mesh->vdata, -1, 0);
1192                                 write_customdata(wd, mesh->totedge, &mesh->edata, -1, 0);
1193                                 write_customdata(wd, mesh->totface, &mesh->fdata, -1, 0);
1194                         }
1195
1196                         /* Multires data */
1197                         writestruct(wd, DATA, "Multires", 1, mesh->mr);
1198                         if(mesh->mr) {
1199                                 lvl= mesh->mr->levels.first;
1200                                 if(lvl) {
1201                                         write_customdata(wd, lvl->totvert, &mesh->mr->vdata, -1, 0);
1202                                         write_customdata(wd, lvl->totface, &mesh->mr->fdata, -1, 0);
1203                                         writedata(wd, DATA, sizeof(short)*lvl->totedge, mesh->mr->edge_flags);
1204                                         writedata(wd, DATA, sizeof(char)*lvl->totedge, mesh->mr->edge_creases);
1205                                 }
1206
1207                                 for(; lvl; lvl= lvl->next) {
1208                                         writestruct(wd, DATA, "MultiresLevel", 1, lvl);
1209                                         writestruct(wd, DATA, "MultiresFace", lvl->totface, lvl->faces);
1210                                         writestruct(wd, DATA, "MultiresEdge", lvl->totedge, lvl->edges);
1211                                         writestruct(wd, DATA, "MultiresColFace", lvl->totface, lvl->colfaces);
1212                                 }
1213
1214                                 lvl= mesh->mr->levels.last;
1215                                 if(lvl)
1216                                         writestruct(wd, DATA, "MVert", lvl->totvert, mesh->mr->verts);
1217                         }
1218
1219                         /* PMV data */
1220                         if(mesh->pv) {
1221                                 writestruct(wd, DATA, "PartialVisibility", 1, mesh->pv);
1222                                 writedata(wd, DATA, sizeof(unsigned int)*mesh->pv->totvert, mesh->pv->vert_map);
1223                                 writedata(wd, DATA, sizeof(int)*mesh->pv->totedge, mesh->pv->edge_map);
1224                                 writestruct(wd, DATA, "MFace", mesh->pv->totface, mesh->pv->old_faces);
1225                                 writestruct(wd, DATA, "MEdge", mesh->pv->totedge, mesh->pv->old_edges);
1226                         }
1227                 }
1228                 mesh= mesh->id.next;
1229         }
1230 }
1231
1232 static void write_lattices(WriteData *wd, ListBase *idbase)
1233 {
1234         Lattice *lt;
1235         
1236         lt= idbase->first;
1237         while(lt) {
1238                 if(lt->id.us>0 || wd->current) {
1239                         /* write LibData */
1240                         writestruct(wd, ID_LT, "Lattice", 1, lt);
1241                         if (lt->id.properties) IDP_WriteProperty(lt->id.properties, wd);
1242
1243                         /* direct data */
1244                         writestruct(wd, DATA, "BPoint", lt->pntsu*lt->pntsv*lt->pntsw, lt->def);
1245                         
1246                         write_dverts(wd, lt->pntsu*lt->pntsv*lt->pntsw, lt->dvert);
1247                         
1248                 }
1249                 lt= lt->id.next;
1250         }
1251 }
1252
1253 static void write_previews(WriteData *wd, PreviewImage *prv)
1254 {
1255         if (prv) {
1256                 short w = prv->w[1];
1257                 short h = prv->h[1];
1258                 unsigned int *rect = prv->rect[1];
1259                 /* don't write out large previews if not requested */
1260                 if (!(U.flag & USER_SAVE_PREVIEWS) ) {
1261                         prv->w[1] = 0;
1262                         prv->h[1] = 0;
1263                         prv->rect[1] = NULL;
1264                 }
1265                 writestruct(wd, DATA, "PreviewImage", 1, prv);
1266                 if (prv->rect[0]) writedata(wd, DATA, prv->w[0]*prv->h[0]*sizeof(unsigned int), prv->rect[0]);
1267                 if (prv->rect[1]) writedata(wd, DATA, prv->w[1]*prv->h[1]*sizeof(unsigned int), prv->rect[1]);
1268
1269                 /* restore preview, we still want to keep it in memory even if not saved to file */
1270                 if (!(U.flag & USER_SAVE_PREVIEWS) ) {
1271                         prv->w[1] = w;
1272                         prv->h[1] = h;
1273                         prv->rect[1] = rect;
1274                 }
1275         }
1276 }
1277
1278 static void write_images(WriteData *wd, ListBase *idbase)
1279 {
1280         Image *ima;
1281         PackedFile * pf;
1282
1283
1284         ima= idbase->first;
1285         while(ima) {
1286                 if(ima->id.us>0 || wd->current) {
1287                         /* write LibData */
1288                         writestruct(wd, ID_IM, "Image", 1, ima);
1289                         if (ima->id.properties) IDP_WriteProperty(ima->id.properties, wd);
1290
1291                         if (ima->packedfile) {
1292                                 pf = ima->packedfile;
1293                                 writestruct(wd, DATA, "PackedFile", 1, pf);
1294                                 writedata(wd, DATA, pf->size, pf->data);
1295                         }
1296
1297                         write_previews(wd, ima->preview);
1298
1299                         }
1300                 ima= ima->id.next;
1301         }
1302         /* flush helps the compression for undo-save */
1303         mywrite(wd, MYWRITE_FLUSH, 0);
1304 }
1305
1306 static void write_textures(WriteData *wd, ListBase *idbase)
1307 {
1308         Tex *tex;
1309
1310         tex= idbase->first;
1311         while(tex) {
1312                 if(tex->id.us>0 || wd->current) {
1313                         /* write LibData */
1314                         writestruct(wd, ID_TE, "Tex", 1, tex);
1315                         if (tex->id.properties) IDP_WriteProperty(tex->id.properties, wd);
1316
1317                         /* direct data */
1318                         if(tex->plugin) writestruct(wd, DATA, "PluginTex", 1, tex->plugin);
1319                         if(tex->coba) writestruct(wd, DATA, "ColorBand", 1, tex->coba);
1320                         if(tex->env) writestruct(wd, DATA, "EnvMap", 1, tex->env);
1321                         
1322                         write_previews(wd, tex->preview);
1323                 }
1324                 tex= tex->id.next;
1325         }
1326
1327         /* flush helps the compression for undo-save */
1328         mywrite(wd, MYWRITE_FLUSH, 0);
1329 }
1330
1331 static void write_materials(WriteData *wd, ListBase *idbase)
1332 {
1333         Material *ma;
1334         int a;
1335
1336         ma= idbase->first;
1337         while(ma) {
1338                 if(ma->id.us>0 || wd->current) {
1339                         /* write LibData */
1340                         writestruct(wd, ID_MA, "Material", 1, ma);
1341                         
1342                         /*Write ID Properties -- and copy this comment EXACTLY for easy finding
1343                           of library blocks that implement this.*/
1344                         /*manually set head group property to IDP_GROUP, just in case it hadn't been
1345                           set yet :) */
1346                         if (ma->id.properties) IDP_WriteProperty(ma->id.properties, wd);
1347
1348                         for(a=0; a<MAX_MTEX; a++) {
1349                                 if(ma->mtex[a]) writestruct(wd, DATA, "MTex", 1, ma->mtex[a]);
1350                         }
1351                         
1352                         if(ma->ramp_col) writestruct(wd, DATA, "ColorBand", 1, ma->ramp_col);
1353                         if(ma->ramp_spec) writestruct(wd, DATA, "ColorBand", 1, ma->ramp_spec);
1354                         
1355                         write_scriptlink(wd, &ma->scriptlink);
1356                         
1357                         /* nodetree is integral part of material, no libdata */
1358                         if(ma->nodetree) {
1359                                 writestruct(wd, DATA, "bNodeTree", 1, ma->nodetree);
1360                                 write_nodetree(wd, ma->nodetree);
1361                         }
1362
1363                         write_previews(wd, ma->preview);                        
1364                 }
1365                 ma= ma->id.next;
1366         }
1367 }
1368
1369 static void write_worlds(WriteData *wd, ListBase *idbase)
1370 {
1371         World *wrld;
1372         int a;
1373
1374         wrld= idbase->first;
1375         while(wrld) {
1376                 if(wrld->id.us>0 || wd->current) {
1377                         /* write LibData */
1378                         writestruct(wd, ID_WO, "World", 1, wrld);
1379                         if (wrld->id.properties) IDP_WriteProperty(wrld->id.properties, wd);
1380
1381                         for(a=0; a<MAX_MTEX; a++) {
1382                                 if(wrld->mtex[a]) writestruct(wd, DATA, "MTex", 1, wrld->mtex[a]);
1383                         }
1384
1385                         write_scriptlink(wd, &wrld->scriptlink);
1386
1387                         write_previews(wd, wrld->preview);
1388
1389                 }
1390                 wrld= wrld->id.next;
1391         }
1392 }
1393
1394 static void write_lamps(WriteData *wd, ListBase *idbase)
1395 {
1396         Lamp *la;
1397         int a;
1398
1399         la= idbase->first;
1400         while(la) {
1401                 if(la->id.us>0 || wd->current) {
1402                         /* write LibData */
1403                         writestruct(wd, ID_LA, "Lamp", 1, la);
1404                         if (la->id.properties) IDP_WriteProperty(la->id.properties, wd);
1405
1406                         /* direct data */
1407                         for(a=0; a<MAX_MTEX; a++) {
1408                                 if(la->mtex[a]) writestruct(wd, DATA, "MTex", 1, la->mtex[a]);
1409                         }
1410
1411                         if(la->curfalloff)
1412                                 write_curvemapping(wd, la->curfalloff); 
1413                         
1414                         write_scriptlink(wd, &la->scriptlink);
1415
1416                         write_previews(wd, la->preview);
1417
1418                 }
1419                 la= la->id.next;
1420         }
1421 }
1422
1423
1424 static void write_scenes(WriteData *wd, ListBase *scebase)
1425 {
1426         Scene *sce;
1427         Base *base;
1428         Editing *ed;
1429         Sequence *seq;
1430         MetaStack *ms;
1431         Strip *strip;
1432         TimeMarker *marker;
1433         TransformOrientation *ts;
1434         SceneRenderLayer *srl;
1435         int a;
1436         
1437         sce= scebase->first;
1438         while(sce) {
1439                 /* write LibData */
1440                 writestruct(wd, ID_SCE, "Scene", 1, sce);
1441                 if (sce->id.properties) IDP_WriteProperty(sce->id.properties, wd);
1442
1443                 /* direct data */
1444                 base= sce->base.first;
1445                 while(base) {
1446                         writestruct(wd, DATA, "Base", 1, base);
1447                         base= base->next;
1448                 }
1449
1450                 writestruct(wd, DATA, "Radio", 1, sce->radio);
1451                 writestruct(wd, DATA, "ToolSettings", 1, sce->toolsettings);
1452
1453                 for(a=0; a<MAX_MTEX; ++a)
1454                         writestruct(wd, DATA, "MTex", 1, sce->sculptdata.mtex[a]);
1455                 if(sce->sculptdata.cumap)
1456                         write_curvemapping(wd, sce->sculptdata.cumap);
1457
1458                 ed= sce->ed;
1459                 if(ed) {
1460                         writestruct(wd, DATA, "Editing", 1, ed);
1461
1462                         /* reset write flags too */
1463                         WHILE_SEQ(&ed->seqbase) {
1464                                 if(seq->strip) seq->strip->done= 0;
1465                                 writestruct(wd, DATA, "Sequence", 1, seq);
1466                         }
1467                         END_SEQ
1468
1469                         WHILE_SEQ(&ed->seqbase) {
1470                                 if(seq->strip && seq->strip->done==0) {
1471                                         /* write strip with 'done' at 0 because readfile */
1472
1473                                         if(seq->plugin) writestruct(wd, DATA, "PluginSeq", 1, seq->plugin);
1474                                         if(seq->effectdata) {
1475                                                 switch(seq->type){
1476                                                 case SEQ_COLOR:
1477                                                         writestruct(wd, DATA, "SolidColorVars", 1, seq->effectdata);
1478                                                         break;
1479                                                 case SEQ_SPEED:
1480                                                         writestruct(wd, DATA, "SpeedControlVars", 1, seq->effectdata);
1481                                                         break;
1482                                                 case SEQ_WIPE:
1483                                                         writestruct(wd, DATA, "WipeVars", 1, seq->effectdata);
1484                                                         break;
1485                                                 case SEQ_GLOW:
1486                                                         writestruct(wd, DATA, "GlowVars", 1, seq->effectdata);
1487                                                         break;
1488                                                 case SEQ_TRANSFORM:
1489                                                         writestruct(wd, DATA, "TransformVars", 1, seq->effectdata);
1490                                                         break;
1491                                                 }
1492                                         }
1493
1494                                         strip= seq->strip;
1495                                         writestruct(wd, DATA, "Strip", 1, strip);
1496                                         if(seq->flag & SEQ_USE_CROP && strip->crop) {
1497                                                 writestruct(wd, DATA, "StripCrop", 1, strip->crop);
1498                                         }
1499                                         if(seq->flag & SEQ_USE_TRANSFORM && strip->transform) {
1500                                                 writestruct(wd, DATA, "StripTransform", 1, strip->transform);
1501                                         }
1502                                         if(seq->flag & SEQ_USE_PROXY && strip->proxy) {
1503                                                 writestruct(wd, DATA, "StripProxy", 1, strip->proxy);
1504                                         }
1505                                         if(seq->flag & SEQ_USE_COLOR_BALANCE && strip->color_balance) {
1506                                                 writestruct(wd, DATA, "StripColorBalance", 1, strip->color_balance);
1507                                         }
1508                                         if(seq->type==SEQ_IMAGE)
1509                                                 writestruct(wd, DATA, "StripElem", MEM_allocN_len(strip->stripdata) / sizeof(struct StripElem), strip->stripdata);
1510                                         else if(seq->type==SEQ_MOVIE || seq->type==SEQ_RAM_SOUND || seq->type == SEQ_HD_SOUND)
1511                                                 writestruct(wd, DATA, "StripElem", 1, strip->stripdata);
1512
1513                                         strip->done= 1;
1514                                 }
1515                         }
1516                         END_SEQ
1517                                 
1518                         /* new; meta stack too, even when its nasty restore code */
1519                         for(ms= ed->metastack.first; ms; ms= ms->next) {
1520                                 writestruct(wd, DATA, "MetaStack", 1, ms);
1521                         }
1522                 }
1523
1524                 write_scriptlink(wd, &sce->scriptlink);
1525
1526                 if (sce->r.avicodecdata) {
1527                         writestruct(wd, DATA, "AviCodecData", 1, sce->r.avicodecdata);
1528                         if (sce->r.avicodecdata->lpFormat) writedata(wd, DATA, sce->r.avicodecdata->cbFormat, sce->r.avicodecdata->lpFormat);
1529                         if (sce->r.avicodecdata->lpParms) writedata(wd, DATA, sce->r.avicodecdata->cbParms, sce->r.avicodecdata->lpParms);
1530                 }
1531
1532                 if (sce->r.qtcodecdata) {
1533                         writestruct(wd, DATA, "QuicktimeCodecData", 1, sce->r.qtcodecdata);
1534                         if (sce->r.qtcodecdata->cdParms) writedata(wd, DATA, sce->r.qtcodecdata->cdSize, sce->r.qtcodecdata->cdParms);
1535                 }
1536                 if (sce->r.ffcodecdata.properties) {
1537                         IDP_WriteProperty(sce->r.ffcodecdata.properties, wd);
1538                 }
1539
1540                 /* writing dynamic list of TimeMarkers to the blend file */
1541                 for(marker= sce->markers.first; marker; marker= marker->next)
1542                         writestruct(wd, DATA, "TimeMarker", 1, marker);
1543                 
1544                 /* writing dynamic list of TransformOrientations to the blend file */
1545                 for(ts = sce->transform_spaces.first; ts; ts = ts->next)
1546                         writestruct(wd, DATA, "TransformOrientation", 1, ts);
1547                 
1548                 for(srl= sce->r.layers.first; srl; srl= srl->next)
1549                         writestruct(wd, DATA, "SceneRenderLayer", 1, srl);
1550                 
1551                 if(sce->nodetree) {
1552                         writestruct(wd, DATA, "bNodeTree", 1, sce->nodetree);
1553                         write_nodetree(wd, sce->nodetree);
1554                 }
1555                 
1556                 sce= sce->id.next;
1557         }
1558         /* flush helps the compression for undo-save */
1559         mywrite(wd, MYWRITE_FLUSH, 0);
1560 }
1561
1562 static void write_screens(WriteData *wd, ListBase *scrbase)
1563 {
1564         bScreen *sc;
1565         ScrArea *sa;
1566         ScrVert *sv;
1567         ScrEdge *se;
1568
1569         sc= scrbase->first;
1570         while(sc) {
1571                 /* write LibData */
1572                 writestruct(wd, ID_SCR, "Screen", 1, sc);
1573                 if (sc->id.properties) IDP_WriteProperty(sc->id.properties, wd);
1574
1575                 /* direct data */
1576                 sv= sc->vertbase.first;
1577                 while(sv) {
1578                         writestruct(wd, DATA, "ScrVert", 1, sv);
1579                         sv= sv->next;
1580                 }
1581
1582                 se= sc->edgebase.first;
1583                 while(se) {
1584                         writestruct(wd, DATA, "ScrEdge", 1, se);
1585                         se= se->next;
1586                 }
1587
1588                 sa= sc->areabase.first;
1589                 while(sa) {
1590                         SpaceLink *sl;
1591                         Panel *pa;
1592
1593                         writestruct(wd, DATA, "ScrArea", 1, sa);
1594
1595                         pa= sa->panels.first;
1596                         while(pa) {
1597                                 writestruct(wd, DATA, "Panel", 1, pa);
1598                                 pa= pa->next;
1599                         }
1600
1601                         /* space handler scriptlinks */
1602                         write_scriptlink(wd, &sa->scriptlink);
1603
1604                         sl= sa->spacedata.first;
1605                         while(sl) {
1606                                 if(sl->spacetype==SPACE_VIEW3D) {
1607                                         View3D *v3d= (View3D*) sl;
1608                                         writestruct(wd, DATA, "View3D", 1, v3d);
1609                                         if(v3d->bgpic) writestruct(wd, DATA, "BGpic", 1, v3d->bgpic);
1610                                         if(v3d->localvd) writestruct(wd, DATA, "View3D", 1, v3d->localvd);
1611                                         if(v3d->clipbb) writestruct(wd, DATA, "BoundBox", 1, v3d->clipbb);
1612                                 }
1613                                 else if(sl->spacetype==SPACE_IPO) {
1614                                         writestruct(wd, DATA, "SpaceIpo", 1, sl);
1615                                 }
1616                                 else if(sl->spacetype==SPACE_BUTS) {
1617                                         writestruct(wd, DATA, "SpaceButs", 1, sl);
1618                                 }
1619                                 else if(sl->spacetype==SPACE_FILE) {
1620                                         writestruct(wd, DATA, "SpaceFile", 1, sl);
1621                                 }
1622                                 else if(sl->spacetype==SPACE_SEQ) {
1623                                         writestruct(wd, DATA, "SpaceSeq", 1, sl);
1624                                 }
1625                                 else if(sl->spacetype==SPACE_OOPS) {
1626                                         SpaceOops *so= (SpaceOops *)sl;
1627                                         Oops *oops;
1628
1629                                         /* cleanup */
1630                                         oops= so->oops.first;
1631                                         while(oops) {
1632                                                 Oops *oopsn= oops->next;
1633                                                 if(oops->id==0) {
1634                                                         BLI_remlink(&so->oops, oops);
1635                                                         free_oops(oops);
1636                                                 }
1637                                                 oops= oopsn;
1638                                         }
1639
1640                                         /* ater cleanup, because of listbase! */
1641                                         writestruct(wd, DATA, "SpaceOops", 1, so);
1642
1643                                         oops= so->oops.first;
1644                                         while(oops) {
1645                                                 writestruct(wd, DATA, "Oops", 1, oops);
1646                                                 oops= oops->next;
1647                                         }
1648                                         /* outliner */
1649                                         if(so->treestore) {
1650                                                 writestruct(wd, DATA, "TreeStore", 1, so->treestore);
1651                                                 if(so->treestore->data)
1652                                                         writestruct(wd, DATA, "TreeStoreElem", so->treestore->usedelem, so->treestore->data);
1653                                         }
1654                                 }
1655                                 else if(sl->spacetype==SPACE_IMAGE) {
1656                                         SpaceImage *sima= (SpaceImage *)sl;
1657                                         
1658                                         writestruct(wd, DATA, "SpaceImage", 1, sl);
1659                                         if(sima->cumap)
1660                                                 write_curvemapping(wd, sima->cumap);                                    
1661                                 }
1662                                 else if(sl->spacetype==SPACE_IMASEL) {
1663                                         writestruct(wd, DATA, "SpaceImaSel", 1, sl);
1664                                 }
1665                                 else if(sl->spacetype==SPACE_TEXT) {
1666                                         writestruct(wd, DATA, "SpaceText", 1, sl);
1667                                 }
1668                                 else if(sl->spacetype==SPACE_SCRIPT) {
1669                                         SpaceScript *sc = (SpaceScript*)sl;
1670                                         sc->but_refs = NULL;
1671                                         writestruct(wd, DATA, "SpaceScript", 1, sl);
1672                                 }
1673                                 else if(sl->spacetype==SPACE_ACTION) {
1674                                         writestruct(wd, DATA, "SpaceAction", 1, sl);
1675                                 }
1676                                 else if(sl->spacetype==SPACE_SOUND) {
1677                                         writestruct(wd, DATA, "SpaceSound", 1, sl);
1678                                 }
1679                                 else if(sl->spacetype==SPACE_NLA){
1680                                         writestruct(wd, DATA, "SpaceNla", 1, sl);
1681                                 }
1682                                 else if(sl->spacetype==SPACE_TIME){
1683                                         writestruct(wd, DATA, "SpaceTime", 1, sl);
1684                                 }
1685                                 else if(sl->spacetype==SPACE_NODE){
1686                                         writestruct(wd, DATA, "SpaceNode", 1, sl);
1687                                 }
1688                                 sl= sl->next;
1689                         }
1690
1691                         sa= sa->next;
1692                 }
1693
1694                 sc= sc->id.next;
1695         }
1696 }
1697
1698 static void write_libraries(WriteData *wd, Main *main)
1699 {
1700         ListBase *lbarray[30];
1701         ID *id;
1702         int a, tot, foundone;
1703
1704         for(; main; main= main->next) {
1705
1706                 a=tot= set_listbasepointers(main, lbarray);
1707
1708                 /* test: is lib being used */
1709                 foundone= 0;
1710                 while(tot--) {
1711                         for(id= lbarray[tot]->first; id; id= id->next) {
1712                                 if(id->us>0 && (id->flag & LIB_EXTERN)) {
1713                                         foundone= 1;
1714                                         break;
1715                                 }
1716                         }
1717                         if(foundone) break;
1718                 }
1719
1720                 if(foundone) {
1721                         writestruct(wd, ID_LI, "Library", 1, main->curlib);
1722
1723                         while(a--) {
1724                                 for(id= lbarray[a]->first; id; id= id->next) {
1725                                         if(id->us>0 && (id->flag & LIB_EXTERN)) {
1726                                                 writestruct(wd, ID_ID, "ID", 1, id);
1727                                         }
1728                                 }
1729                         }
1730                 }
1731         }
1732 }
1733
1734 static void write_bone(WriteData *wd, Bone* bone)
1735 {
1736         Bone*   cbone;
1737
1738         // PATCH for upward compatibility after 2.37+ armature recode
1739         bone->size[0]= bone->size[1]= bone->size[2]= 1.0f;
1740                 
1741         // Write this bone
1742         writestruct(wd, DATA, "Bone", 1, bone);
1743         
1744         // Write Children
1745         cbone= bone->childbase.first;
1746         while(cbone) {
1747                 write_bone(wd, cbone);
1748                 cbone= cbone->next;
1749         }
1750 }
1751
1752 static void write_armatures(WriteData *wd, ListBase *idbase)
1753 {
1754         bArmature       *arm;
1755         Bone            *bone;
1756
1757         arm=idbase->first;
1758         while (arm) {
1759                 if (arm->id.us>0 || wd->current) {
1760                         writestruct(wd, ID_AR, "bArmature", 1, arm);
1761                         if (arm->id.properties) IDP_WriteProperty(arm->id.properties, wd);
1762
1763                         /* Direct data */
1764                         bone= arm->bonebase.first;
1765                         while(bone) {
1766                                 write_bone(wd, bone);
1767                                 bone=bone->next;
1768                         }
1769                 }
1770                 arm=arm->id.next;
1771         }
1772
1773         /* flush helps the compression for undo-save */
1774         mywrite(wd, MYWRITE_FLUSH, 0);
1775 }
1776
1777 static void write_actions(WriteData *wd, ListBase *idbase)
1778 {
1779         bAction                 *act;
1780         bActionChannel  *chan;
1781         bActionGroup    *grp;
1782         TimeMarker *marker;
1783         
1784         for(act=idbase->first; act; act= act->id.next) {
1785                 if (act->id.us>0 || wd->current) {
1786                         writestruct(wd, ID_AC, "bAction", 1, act);
1787                         if (act->id.properties) IDP_WriteProperty(act->id.properties, wd);
1788                         
1789                         for (chan=act->chanbase.first; chan; chan=chan->next) {
1790                                 writestruct(wd, DATA, "bActionChannel", 1, chan);
1791                                 write_constraint_channels(wd, &chan->constraintChannels);
1792                         }
1793                         
1794                         for (grp=act->groups.first; grp; grp=grp->next) {
1795                                 writestruct(wd, DATA, "bActionGroup", 1, grp);
1796                         }
1797                         
1798                         for (marker=act->markers.first; marker; marker=marker->next) {
1799                                 writestruct(wd, DATA, "TimeMarker", 1, marker);
1800                         }
1801                 }
1802         }
1803 }
1804
1805 static void write_texts(WriteData *wd, ListBase *idbase)
1806 {
1807         Text *text;
1808         TextLine *tmp;
1809
1810         text= idbase->first;
1811         while(text) {
1812                 if ( (text->flags & TXT_ISMEM) && (text->flags & TXT_ISEXT)) text->flags &= ~TXT_ISEXT;
1813
1814                 /* write LibData */
1815                 writestruct(wd, ID_TXT, "Text", 1, text);
1816                 if(text->name) writedata(wd, DATA, strlen(text->name)+1, text->name);
1817                 if (text->id.properties) IDP_WriteProperty(text->id.properties, wd);
1818
1819                 if(!(text->flags & TXT_ISEXT)) {
1820                         /* now write the text data, in two steps for optimization in the readfunction */
1821                         tmp= text->lines.first;
1822                         while (tmp) {
1823                                 writestruct(wd, DATA, "TextLine", 1, tmp);
1824                                 tmp= tmp->next;
1825                         }
1826
1827                         tmp= text->lines.first;
1828                         while (tmp) {
1829                                 writedata(wd, DATA, tmp->len+1, tmp->line);
1830                                 tmp= tmp->next;
1831                         }
1832                 }
1833                 text= text->id.next;
1834         }
1835
1836         /* flush helps the compression for undo-save */
1837         mywrite(wd, MYWRITE_FLUSH, 0);
1838 }
1839
1840 static void write_sounds(WriteData *wd, ListBase *idbase)
1841 {
1842         bSound *sound;
1843         bSample *sample;
1844
1845         PackedFile * pf;
1846
1847         // set all samples to unsaved status
1848
1849         sample = samples->first; // samples is a global defined in sound.c
1850         while (sample) {
1851                 sample->flags |= SAMPLE_NEEDS_SAVE;
1852                 sample = sample->id.next;
1853         }
1854
1855         sound= idbase->first;
1856         while(sound) {
1857                 if(sound->id.us>0 || wd->current) {
1858                         // do we need to save the packedfile as well ?
1859                         sample = sound->sample;
1860                         if (sample) {
1861                                 if (sample->flags & SAMPLE_NEEDS_SAVE) {
1862                                         sound->newpackedfile = sample->packedfile;
1863                                         sample->flags &= ~SAMPLE_NEEDS_SAVE;
1864                                 } else {
1865                                         sound->newpackedfile = NULL;
1866                                 }
1867                         }
1868
1869                         /* write LibData */
1870                         writestruct(wd, ID_SO, "bSound", 1, sound);
1871                         if (sound->id.properties) IDP_WriteProperty(sound->id.properties, wd);
1872
1873                         if (sound->newpackedfile) {
1874                                 pf = sound->newpackedfile;
1875                                 writestruct(wd, DATA, "PackedFile", 1, pf);
1876                                 writedata(wd, DATA, pf->size, pf->data);
1877                         }
1878
1879                         if (sample) {
1880                                 sound->newpackedfile = sample->packedfile;
1881                         }
1882                 }
1883                 sound= sound->id.next;
1884         }
1885
1886         /* flush helps the compression for undo-save */
1887         mywrite(wd, MYWRITE_FLUSH, 0);
1888 }
1889
1890 static void write_groups(WriteData *wd, ListBase *idbase)
1891 {
1892         Group *group;
1893         GroupObject *go;
1894
1895         for(group= idbase->first; group; group= group->id.next) {
1896                 if(group->id.us>0 || wd->current) {
1897                         /* write LibData */
1898                         writestruct(wd, ID_GR, "Group", 1, group);
1899                         if (group->id.properties) IDP_WriteProperty(group->id.properties, wd);
1900
1901                         go= group->gobject.first;
1902                         while(go) {
1903                                 writestruct(wd, DATA, "GroupObject", 1, go);
1904                                 go= go->next;
1905                         }
1906                 }
1907         }
1908 }
1909
1910 static void write_nodetrees(WriteData *wd, ListBase *idbase)
1911 {
1912         bNodeTree *ntree;
1913         
1914         for(ntree=idbase->first; ntree; ntree= ntree->id.next) {
1915                 if (ntree->id.us>0 || wd->current) {
1916                         writestruct(wd, ID_NT, "bNodeTree", 1, ntree);
1917                         write_nodetree(wd, ntree);
1918                         if (ntree->id.properties) IDP_WriteProperty(ntree->id.properties, wd);
1919                 }
1920         }
1921 }
1922
1923 static void write_brushes(WriteData *wd, ListBase *idbase)
1924 {
1925         Brush *brush;
1926         int a;
1927         
1928         for(brush=idbase->first; brush; brush= brush->id.next) {
1929                 if(brush->id.us>0 || wd->current) {
1930                         writestruct(wd, ID_BR, "Brush", 1, brush);
1931                         if (brush->id.properties) IDP_WriteProperty(brush->id.properties, wd);
1932                         for(a=0; a<MAX_MTEX; a++)
1933                                 if(brush->mtex[a])
1934                                         writestruct(wd, DATA, "MTex", 1, brush->mtex[a]);
1935                 }
1936         }
1937 }
1938
1939 static void write_scripts(WriteData *wd, ListBase *idbase)
1940 {
1941         Script *script;
1942         
1943         for(script=idbase->first; script; script= script->id.next) {
1944                 if(script->id.us>0 || wd->current) {
1945                         writestruct(wd, ID_SCRIPT, "Script", 1, script);
1946                         if (script->id.properties) IDP_WriteProperty(script->id.properties, wd);
1947                 }
1948         }
1949 }
1950
1951 static void write_global(WriteData *wd)
1952 {
1953         FileGlobal fg;
1954         char subvstr[8];
1955         
1956         fg.curscreen= G.curscreen;
1957         fg.curscene= G.scene;
1958         fg.displaymode= G.displaymode;
1959         fg.winpos= G.winpos;
1960         fg.fileflags= (G.fileflags & ~G_FILE_NO_UI);    // prevent to save this, is not good convention, and feature with concerns...
1961         fg.globalf= G.f;
1962
1963         sprintf(subvstr, "%4d", BLENDER_SUBVERSION);
1964         memcpy(fg.subvstr, subvstr, 4);
1965         
1966         fg.subversion= BLENDER_SUBVERSION;
1967         fg.minversion= BLENDER_MINVERSION;
1968         fg.minsubversion= BLENDER_MINSUBVERSION;
1969         
1970         writestruct(wd, GLOB, "FileGlobal", 1, &fg);
1971 }
1972
1973 /* if MemFile * there's filesave to memory */
1974 static int write_file_handle(int handle, MemFile *compare, MemFile *current, int write_user_block, int write_flags)
1975 {
1976         BHead bhead;
1977         ListBase mainlist;
1978         char buf[16];
1979         WriteData *wd;
1980
1981         blo_split_main(&mainlist, G.main);
1982
1983         wd= bgnwrite(handle, compare, current, write_flags);
1984         
1985         sprintf(buf, "BLENDER%c%c%.3d", (sizeof(void*)==8)?'-':'_', (G.order==B_ENDIAN)?'V':'v', G.version);
1986         mywrite(wd, buf, 12);
1987
1988         write_renderinfo(wd);
1989         write_global(wd);
1990
1991         if(current==NULL)
1992                 write_screens  (wd, &G.main->screen);   /* no UI save in undo */
1993         write_scenes   (wd, &G.main->scene);
1994         write_curves   (wd, &G.main->curve);
1995         write_mballs   (wd, &G.main->mball);
1996         write_images   (wd, &G.main->image);
1997         write_cameras  (wd, &G.main->camera);
1998         write_lamps    (wd, &G.main->lamp);
1999         write_lattices (wd, &G.main->latt);
2000         write_vfonts   (wd, &G.main->vfont);
2001         write_ipos     (wd, &G.main->ipo);
2002         write_keys     (wd, &G.main->key);
2003         write_worlds   (wd, &G.main->world);
2004         write_texts    (wd, &G.main->text);
2005         write_sounds   (wd, &G.main->sound);
2006         write_groups   (wd, &G.main->group);
2007         write_armatures(wd, &G.main->armature);
2008         write_actions  (wd, &G.main->action);
2009         write_objects  (wd, &G.main->object);
2010         write_materials(wd, &G.main->mat);
2011         write_textures (wd, &G.main->tex);
2012         write_meshs    (wd, &G.main->mesh);
2013         write_particlesettings(wd, &G.main->particle);
2014         write_nodetrees(wd, &G.main->nodetree);
2015         write_brushes  (wd, &G.main->brush);
2016         write_scripts  (wd, &G.main->script);
2017         if(current==NULL)       
2018                 write_libraries(wd,  G.main->next); /* no library save in undo */
2019
2020         if (write_user_block) {
2021                 write_userdef(wd);
2022         }
2023
2024         /* dna as last, because (to be implemented) test for which structs are written */
2025         writedata(wd, DNA1, wd->sdna->datalen, wd->sdna->data);
2026
2027         /* end of file */
2028         memset(&bhead, 0, sizeof(BHead));
2029         bhead.code= ENDB;
2030         mywrite(wd, &bhead, sizeof(BHead));
2031
2032         blo_join_main(&mainlist);
2033         G.main= mainlist.first;
2034
2035         return endwrite(wd);
2036 }
2037
2038 /* return: success (1) */
2039 int BLO_write_file(char *dir, int write_flags, char **error_r)
2040 {
2041         char userfilename[FILE_MAXDIR+FILE_MAXFILE];
2042         char tempname[FILE_MAXDIR+FILE_MAXFILE];
2043         int file, err, write_user_block;
2044
2045         sprintf(tempname, "%s@", dir);
2046
2047         file = open(tempname,O_BINARY+O_WRONLY+O_CREAT+O_TRUNC, 0666);
2048         if(file == -1) {
2049                 *error_r= "Unable to open";
2050                 return 0;
2051         }
2052
2053         BLI_make_file_string(G.sce, userfilename, BLI_gethome(), ".B.blend");
2054
2055         write_user_block= BLI_streq(dir, userfilename);
2056
2057         err= write_file_handle(file, NULL,NULL, write_user_block, write_flags);
2058         close(file);
2059
2060         if(!err) {
2061                 if(write_flags & G_FILE_COMPRESS)
2062                 {       
2063                         // compressed files have the same ending as regular files... only from 2.4!!!
2064                         
2065                         int ret = BLI_gzip(tempname, dir);
2066                         
2067                         if(-1==ret) {
2068                                 *error_r= "Failed opening .gz file";
2069                                 return 0;
2070                         }
2071                         if(-2==ret) {
2072                                 *error_r= "Failed opening .blend file for compression";
2073                                 return 0;
2074                         }
2075                 }
2076                 else
2077                 if(BLI_rename(tempname, dir) != 0) {
2078                         *error_r= "Can't change old file. File saved with @";
2079                         return 0;
2080                 }
2081
2082                 
2083         } else {
2084                 *error_r= strerror(errno);
2085                 remove(tempname);
2086
2087                 return 0;
2088         }
2089
2090         return 1;
2091 }
2092
2093 /* return: success (1) */
2094 int BLO_write_file_mem(MemFile *compare, MemFile *current, int write_flags, char **error_r)
2095 {
2096         int err;
2097
2098         err= write_file_handle(0, compare, current, 0, write_flags);
2099         
2100         if(err==0) return 1;
2101         return 0;
2102 }
2103
2104
2105         /* Runtime writing */
2106
2107 #ifdef WIN32
2108 #define PATHSEPERATOR           "\\"
2109 #else
2110 #define PATHSEPERATOR           "/"
2111 #endif
2112
2113 char *get_install_dir(void) {
2114         extern char bprogname[];
2115         char *tmpname = BLI_strdup(bprogname);
2116         char *cut;
2117
2118 #ifdef __APPLE__
2119         cut = strstr(tmpname, ".app");
2120         if (cut) cut[0] = 0;
2121 #endif
2122
2123         cut = BLI_last_slash(tmpname);
2124
2125         if (cut) {
2126                 cut[0] = 0;
2127                 return tmpname;
2128         } else {
2129                 MEM_freeN(tmpname);
2130                 return NULL;
2131         }
2132 }
2133
2134 static char *get_runtime_path(char *exename) {
2135         char *installpath= get_install_dir();
2136
2137         if (!installpath) {
2138                 return NULL;
2139         } else {
2140                 char *path= MEM_mallocN(strlen(installpath)+strlen(PATHSEPERATOR)+strlen(exename)+1, "runtimepath");
2141
2142                 if (path == NULL) {
2143                         MEM_freeN(installpath);
2144                         return NULL;
2145                 }
2146
2147                 strcpy(path, installpath);
2148                 strcat(path, PATHSEPERATOR);
2149                 strcat(path, exename);
2150
2151                 MEM_freeN(installpath);
2152
2153                 return path;
2154         }
2155 }
2156
2157 #ifdef __APPLE__
2158
2159 static int recursive_copy_runtime(char *outname, char *exename, char **cause_r) 
2160 {
2161         char *cause = NULL, *runtime = get_runtime_path(exename);
2162         char command[2 * (FILE_MAXDIR+FILE_MAXFILE) + 32];
2163         int progfd = -1;
2164
2165         if (!runtime) {
2166                 cause= "Unable to find runtime";
2167                 goto cleanup;
2168         }
2169         //printf("runtimepath %s\n", runtime);
2170                 
2171         progfd= open(runtime, O_BINARY|O_RDONLY, 0);
2172         if (progfd==-1) {
2173                 cause= "Unable to find runtime";
2174                 goto cleanup;
2175         }
2176
2177         sprintf(command, "/bin/cp -R \"%s\" \"%s\"", runtime, outname);
2178         //printf("command %s\n", command);
2179         if (system(command) == -1) {
2180                 cause = "Couldn't copy runtime";
2181         }
2182
2183 cleanup:
2184         if (progfd!=-1)
2185                 close(progfd);
2186         if (runtime)
2187                 MEM_freeN(runtime);
2188
2189         if (cause) {
2190                 *cause_r= cause;
2191                 return 0;
2192         } else
2193                 return 1;
2194 }
2195
2196 void BLO_write_runtime(char *file, char *exename) {
2197         char gamename[FILE_MAXDIR+FILE_MAXFILE];
2198         int outfd = -1;
2199         char *cause= NULL;
2200
2201         // remove existing file / bundle
2202         //printf("Delete file %s\n", file);
2203         BLI_delete(file, 0, TRUE);
2204
2205         if (!recursive_copy_runtime(file, exename, &cause))
2206                 goto cleanup;
2207
2208         strcpy(gamename, file);
2209         strcat(gamename, "/Contents/Resources/game.blend");
2210         //printf("gamename %s\n", gamename);
2211         outfd= open(gamename, O_BINARY|O_WRONLY|O_CREAT|O_TRUNC, 0777);
2212         if (outfd != -1) {
2213
2214                 write_file_handle(outfd, NULL,NULL, 0, G.fileflags);
2215
2216                 if (write(outfd, " ", 1) != 1) {
2217                         cause= "Unable to write to output file";
2218                         goto cleanup;
2219                 }
2220         } else {
2221                 cause = "Unable to open blenderfile";
2222         }
2223
2224 cleanup:
2225         if (outfd!=-1)
2226                 close(outfd);
2227
2228         if (cause)
2229                 error("Unable to make runtime: %s", cause);
2230 }
2231
2232 #else /* !__APPLE__ */
2233
2234 static int handle_append_runtime(int handle, char *exename, char **cause_r) {
2235         char *cause= NULL, *runtime= get_runtime_path(exename);
2236         unsigned char buf[1024];
2237         int count, progfd= -1;
2238
2239         if (!runtime) {
2240                 cause= "Unable to find runtime";
2241                 goto cleanup;
2242         }
2243
2244         progfd= open(runtime, O_BINARY|O_RDONLY, 0);
2245         if (progfd==-1) {
2246                 cause= "Unable to find runtime";
2247                 goto cleanup;
2248         }
2249
2250         while ((count= read(progfd, buf, sizeof(buf)))>0) {
2251                 if (write(handle, buf, count)!=count) {
2252                         cause= "Unable to write to output file";
2253                         goto cleanup;
2254                 }
2255         }
2256
2257 cleanup:
2258         if (progfd!=-1)
2259                 close(progfd);
2260         if (runtime)
2261                 MEM_freeN(runtime);
2262
2263         if (cause) {
2264                 *cause_r= cause;
2265                 return 0;
2266         } else
2267                 return 1;
2268 }
2269
2270 static int handle_write_msb_int(int handle, int i) {
2271         unsigned char buf[4];
2272         buf[0]= (i>>24)&0xFF;
2273         buf[1]= (i>>16)&0xFF;
2274         buf[2]= (i>>8)&0xFF;
2275         buf[3]= (i>>0)&0xFF;
2276
2277         return (write(handle, buf, 4)==4);
2278 }
2279
2280 void BLO_write_runtime(char *file, char *exename) {
2281         int outfd= open(file, O_BINARY|O_WRONLY|O_CREAT|O_TRUNC, 0777);
2282         char *cause= NULL;
2283         int datastart;
2284
2285         if (!outfd) {
2286                 cause= "Unable to open output file";
2287                 goto cleanup;
2288         }
2289         if (!handle_append_runtime(outfd, exename, &cause))
2290                 goto cleanup;
2291
2292         datastart= lseek(outfd, 0, SEEK_CUR);
2293
2294         write_file_handle(outfd, NULL,NULL, 0, G.fileflags);
2295
2296         if (!handle_write_msb_int(outfd, datastart) || (write(outfd, "BRUNTIME", 8)!=8)) {
2297                 cause= "Unable to write to output file";
2298                 goto cleanup;
2299         }
2300
2301 cleanup:
2302         if (outfd!=-1)
2303                 close(outfd);
2304
2305         if (cause)
2306                 error("Unable to make runtime: %s", cause);
2307 }
2308
2309 #endif /* !__APPLE__ */