remove config.h references, was added for automake build system rev around 124-126...
[blender.git] / source / blender / blenloader / intern / writefile.c
1 /*
2  * $Id$
3  *
4  * ***** BEGIN GPL LICENSE BLOCK *****
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License
8  * as published by the Free Software Foundation; either version 2
9  * of the License, or (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software Foundation,
18  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
19  *
20  * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
21  * All rights reserved.
22  *
23  *
24  * Contributor(s): Blender Foundation
25  *
26  * ***** END GPL LICENSE BLOCK *****
27  */
28
29 /*
30 FILEFORMAT: IFF-style structure  (but not IFF compatible!)
31
32 start file:
33         BLENDER_V100    12 bytes  (versie 1.00)
34                                         V = big endian, v = little endian
35                                         _ = 4 byte pointer, - = 8 byte pointer
36
37 datablocks:             also see struct BHead
38         <bh.code>                       4 chars
39         <bh.len>                        int,  len data after BHead
40         <bh.old>                        void,  old pointer
41         <bh.SDNAnr>                     int
42         <bh.nr>                         int, in case of array: amount of structs
43         data
44         ...
45         ...
46
47 Almost all data in Blender are structures. Each struct saved
48 gets a BHead header.  With BHead the struct can be linked again
49 and compared with StructDNA .
50
51 WRITE
52
53 Preferred writing order: (not really a must, but why would you do it random?)
54 Any case: direct data is ALWAYS after the lib block
55
56 (Local file data)
57 - for each LibBlock
58         - write LibBlock
59         - write associated direct data
60 (External file data)
61 - per library
62         - write library block
63         - per LibBlock
64                 - write the ID of LibBlock
65 - write FileGlobal (some global vars)
66 - write SDNA
67 - write USER if filename is ~/.B.blend
68 */
69
70
71 #include <math.h>
72 #include <fcntl.h>
73 #include <stdio.h>
74 #include <string.h>
75 #include <stdlib.h>
76
77 #include "zlib.h"
78
79 #ifndef WIN32
80 #include <unistd.h>
81 #else
82 #include "winsock2.h"
83 #include <io.h>
84 #include <process.h> // for getpid
85 #include "BLI_winstuff.h"
86 #endif
87
88 #include "DNA_anim_types.h"
89 #include "DNA_armature_types.h"
90 #include "DNA_action_types.h"
91 #include "DNA_actuator_types.h"
92 #include "DNA_boid_types.h"
93 #include "DNA_brush_types.h"
94 #include "DNA_camera_types.h"
95 #include "DNA_cloth_types.h"
96 #include "DNA_color_types.h"
97 #include "DNA_constraint_types.h"
98 #include "DNA_controller_types.h"
99 #include "DNA_curve_types.h"
100 #include "DNA_customdata_types.h"
101 #include "DNA_effect_types.h"
102 #include "DNA_genfile.h"
103 #include "DNA_group_types.h"
104 #include "DNA_gpencil_types.h"
105 #include "DNA_image_types.h"
106 #include "DNA_ipo_types.h"      // XXX depreceated - animsys
107 #include "DNA_fileglobal_types.h"
108 #include "DNA_key_types.h"
109 #include "DNA_lattice_types.h"
110 #include "DNA_listBase.h" /* for Listbase, the type of samples, ...*/
111 #include "DNA_lamp_types.h"
112 #include "DNA_meta_types.h"
113 #include "DNA_mesh_types.h"
114 #include "DNA_meshdata_types.h"
115 #include "DNA_material_types.h"
116 #include "DNA_modifier_types.h"
117 #include "DNA_nla_types.h"
118 #include "DNA_node_types.h"
119 #include "DNA_object_types.h"
120 #include "DNA_object_force.h"
121 #include "DNA_outliner_types.h"
122 #include "DNA_packedFile_types.h"
123 #include "DNA_particle_types.h"
124 #include "DNA_property_types.h"
125 #include "DNA_scene_types.h"
126 #include "DNA_sdna_types.h"
127 #include "DNA_sequence_types.h"
128 #include "DNA_sensor_types.h"
129 #include "DNA_smoke_types.h"
130 #include "DNA_space_types.h"
131 #include "DNA_screen_types.h"
132 #include "DNA_sound_types.h"
133 #include "DNA_texture_types.h"
134 #include "DNA_text_types.h"
135 #include "DNA_view3d_types.h"
136 #include "DNA_vfont_types.h"
137 #include "DNA_userdef_types.h"
138 #include "DNA_world_types.h"
139 #include "DNA_windowmanager_types.h"
140
141 #include "MEM_guardedalloc.h" // MEM_freeN
142 #include "BLI_blenlib.h"
143 #include "BLI_linklist.h"
144 #include "BLI_bpath.h"
145
146 #include "BKE_action.h"
147 #include "BKE_blender.h"
148 #include "BKE_cloth.h"
149 #include "BKE_curve.h"
150 #include "BKE_customdata.h"
151 #include "BKE_constraint.h"
152 #include "BKE_global.h" // for G
153 #include "BKE_library.h" // for  set_listbasepointers
154 #include "BKE_main.h"
155 #include "BKE_node.h"
156 #include "BKE_packedFile.h" // for packAll
157 #include "BKE_pointcache.h"
158 #include "BKE_report.h"
159 #include "BKE_screen.h" // for waitcursor
160 #include "BKE_sequencer.h"
161 #include "BKE_sound.h" /* ... and for samples */
162 #include "BKE_utildefines.h" // for defines
163 #include "BKE_modifier.h"
164 #include "BKE_idprop.h"
165 #include "BKE_fcurve.h"
166
167 #include "BLO_writefile.h"
168 #include "BLO_readfile.h"
169 #include "BLO_undofile.h"
170
171 #include "readfile.h"
172
173 #include <errno.h>
174
175 /* ********* my write, buffered writing with minimum size chunks ************ */
176
177 #define MYWRITE_BUFFER_SIZE     100000
178 #define MYWRITE_MAX_CHUNK       32768
179
180 typedef struct {
181         struct SDNA *sdna;
182
183         int file;
184         unsigned char *buf;
185         MemFile *compare, *current;
186         
187         int tot, count, error, memsize;
188 } WriteData;
189
190 static WriteData *writedata_new(int file)
191 {
192         WriteData *wd= MEM_callocN(sizeof(*wd), "writedata");
193
194                 /* XXX, see note about this in readfile.c, remove
195                  * once we have an xp lock - zr
196                  */
197
198         if (wd == NULL) return NULL;
199
200         wd->sdna= DNA_sdna_from_data(DNAstr, DNAlen, 0);
201
202         wd->file= file;
203
204         wd->buf= MEM_mallocN(MYWRITE_BUFFER_SIZE, "wd->buf");
205
206         return wd;
207 }
208
209 static void writedata_do_write(WriteData *wd, void *mem, int memlen)
210 {
211         if ((wd == NULL) || wd->error || (mem == NULL) || memlen < 1) return;
212         if (wd->error) return;
213
214         /* memory based save */
215         if(wd->current) {
216                 add_memfilechunk(NULL, wd->current, mem, memlen);
217         }
218         else {
219                 if (write(wd->file, mem, memlen) != memlen)
220                         wd->error= 1;
221                 
222         }
223 }
224
225 static void writedata_free(WriteData *wd)
226 {
227         DNA_sdna_free(wd->sdna);
228
229         MEM_freeN(wd->buf);
230         MEM_freeN(wd);
231 }
232
233 /***/
234
235 int mywfile;
236
237 /**
238  * Low level WRITE(2) wrapper that buffers data
239  * @param adr Pointer to new chunk of data
240  * @param len Length of new chunk of data
241  * @warning Talks to other functions with global parameters
242  */
243  
244 #define MYWRITE_FLUSH           NULL
245
246 static void mywrite( WriteData *wd, void *adr, int len)
247 {
248         if (wd->error) return;
249
250         /* flush helps compression for undo-save */
251         if(adr==MYWRITE_FLUSH) {
252                 if(wd->count) {
253                         writedata_do_write(wd, wd->buf, wd->count);
254                         wd->count= 0;
255                 }
256                 return;
257         }
258
259         wd->tot+= len;
260         
261         /* if we have a single big chunk, write existing data in
262          * buffer and write out big chunk in smaller pieces */
263         if(len>MYWRITE_MAX_CHUNK) {
264                 if(wd->count) {
265                         writedata_do_write(wd, wd->buf, wd->count);
266                         wd->count= 0;
267                 }
268
269                 do {
270                         int writelen= MIN2(len, MYWRITE_MAX_CHUNK);
271                         writedata_do_write(wd, adr, writelen);
272                         adr = (char*)adr + writelen;
273                         len -= writelen;
274                 } while(len > 0);
275
276                 return;
277         }
278
279         /* if data would overflow buffer, write out the buffer */
280         if(len+wd->count>MYWRITE_BUFFER_SIZE-1) {
281                 writedata_do_write(wd, wd->buf, wd->count);
282                 wd->count= 0;
283         }
284
285         /* append data at end of buffer */
286         memcpy(&wd->buf[wd->count], adr, len);
287         wd->count+= len;
288 }
289
290 /**
291  * BeGiN initializer for mywrite
292  * @param file File descriptor
293  * @param write_flags Write parameters
294  * @warning Talks to other functions with global parameters
295  */
296 static WriteData *bgnwrite(int file, MemFile *compare, MemFile *current, int write_flags)
297 {
298         WriteData *wd= writedata_new(file);
299
300         if (wd == NULL) return NULL;
301
302         wd->compare= compare;
303         wd->current= current;
304         /* this inits comparing */
305         add_memfilechunk(compare, NULL, NULL, 0);
306         
307         return wd;
308 }
309
310 /**
311  * END the mywrite wrapper
312  * @return 1 if write failed
313  * @return unknown global variable otherwise
314  * @warning Talks to other functions with global parameters
315  */
316 static int endwrite(WriteData *wd)
317 {
318         int err;
319
320         if (wd->count) {
321                 writedata_do_write(wd, wd->buf, wd->count);
322                 wd->count= 0;
323         }
324         
325         err= wd->error;
326         writedata_free(wd);
327
328         return err;
329 }
330
331 /* ********** WRITE FILE ****************** */
332
333 static void writestruct(WriteData *wd, int filecode, char *structname, int nr, void *adr)
334 {
335         BHead bh;
336         short *sp;
337
338         if(adr==NULL || nr==0) return;
339
340         /* init BHead */
341         bh.code= filecode;
342         bh.old= adr;
343         bh.nr= nr;
344
345         bh.SDNAnr= DNA_struct_find_nr(wd->sdna, structname);
346         if(bh.SDNAnr== -1) {
347                 printf("error: can't find SDNA code <%s>\n", structname);
348                 return;
349         }
350         sp= wd->sdna->structs[bh.SDNAnr];
351
352         bh.len= nr*wd->sdna->typelens[sp[0]];
353
354         if(bh.len==0) return;
355
356         mywrite(wd, &bh, sizeof(BHead));
357         mywrite(wd, adr, bh.len);
358 }
359
360 static void writedata(WriteData *wd, int filecode, int len, void *adr)  /* do not use for structs */
361 {
362         BHead bh;
363
364         if(adr==0) return;
365         if(len==0) return;
366
367         len+= 3;
368         len-= ( len % 4);
369
370         /* init BHead */
371         bh.code= filecode;
372         bh.old= adr;
373         bh.nr= 1;
374         bh.SDNAnr= 0;
375         bh.len= len;
376
377         mywrite(wd, &bh, sizeof(BHead));
378         if(len) mywrite(wd, adr, len);
379 }
380
381 /* *************** writing some direct data structs used in more code parts **************** */
382 /*These functions are used by blender's .blend system for file saving/loading.*/
383 void IDP_WriteProperty_OnlyData(IDProperty *prop, void *wd);
384 void IDP_WriteProperty(IDProperty *prop, void *wd);
385 static void write_animdata(WriteData *wd, AnimData *adt); // XXX code needs reshuffling, but not before NLA SoC is merged back into 2.5
386
387 static void IDP_WriteArray(IDProperty *prop, void *wd)
388 {
389         /*REMEMBER to set totalen to len in the linking code!!*/
390         if (prop->data.pointer) {
391                 writedata(wd, DATA, MEM_allocN_len(prop->data.pointer), prop->data.pointer);
392
393                 if(prop->subtype == IDP_GROUP) {
394                         IDProperty **array= prop->data.pointer;
395                         int a;
396
397                         for(a=0; a<prop->len; a++)
398                                 IDP_WriteProperty(array[a], wd);
399                 }
400         }
401 }
402
403 static void IDP_WriteIDPArray(IDProperty *prop, void *wd)
404 {
405         /*REMEMBER to set totalen to len in the linking code!!*/
406         if (prop->data.pointer) {
407                 IDProperty *array = prop->data.pointer;
408                 int a;
409
410                 writestruct(wd, DATA, "IDProperty", prop->len, array);
411
412                 for(a=0; a<prop->len; a++)
413                         IDP_WriteProperty_OnlyData(&array[a], wd);
414         }
415 }
416
417 static void IDP_WriteString(IDProperty *prop, void *wd)
418 {
419         /*REMEMBER to set totalen to len in the linking code!!*/
420         writedata(wd, DATA, prop->len+1, prop->data.pointer);
421 }
422
423 static void IDP_WriteGroup(IDProperty *prop, void *wd)
424 {
425         IDProperty *loop;
426
427         for (loop=prop->data.group.first; loop; loop=loop->next) {
428                 IDP_WriteProperty(loop, wd);
429         }
430 }
431
432 /* Functions to read/write ID Properties */
433 void IDP_WriteProperty_OnlyData(IDProperty *prop, void *wd)
434 {
435         switch (prop->type) {
436                 case IDP_GROUP:
437                         IDP_WriteGroup(prop, wd);
438                         break;
439                 case IDP_STRING:
440                         IDP_WriteString(prop, wd);
441                         break;
442                 case IDP_ARRAY:
443                         IDP_WriteArray(prop, wd);
444                         break;
445                 case IDP_IDPARRAY:
446                         IDP_WriteIDPArray(prop, wd);
447                         break;
448         }
449 }
450
451 void IDP_WriteProperty(IDProperty *prop, void *wd)
452 {
453         writestruct(wd, DATA, "IDProperty", 1, prop);
454         IDP_WriteProperty_OnlyData(prop, wd);
455 }
456
457 static void write_curvemapping(WriteData *wd, CurveMapping *cumap)
458 {
459         int a;
460         
461         writestruct(wd, DATA, "CurveMapping", 1, cumap);
462         for(a=0; a<CM_TOT; a++)
463                 writestruct(wd, DATA, "CurveMapPoint", cumap->cm[a].totpoint, cumap->cm[a].curve);
464 }
465
466 /* this is only direct data, tree itself should have been written */
467 static void write_nodetree(WriteData *wd, bNodeTree *ntree)
468 {
469         bNode *node;
470         bNodeSocket *sock;
471         bNodeLink *link;
472         
473         /* for link_list() speed, we write per list */
474         
475         if(ntree->adt) write_animdata(wd, ntree->adt);
476         
477         for(node= ntree->nodes.first; node; node= node->next)
478                 writestruct(wd, DATA, "bNode", 1, node);
479
480         for(node= ntree->nodes.first; node; node= node->next) {
481                 if(node->storage && node->type!=NODE_DYNAMIC) {
482                         /* could be handlerized at some point, now only 1 exception still */
483                         if(ntree->type==NTREE_SHADER && (node->type==SH_NODE_CURVE_VEC || node->type==SH_NODE_CURVE_RGB))
484                                 write_curvemapping(wd, node->storage);
485                         else if(ntree->type==NTREE_COMPOSIT && ELEM4(node->type, CMP_NODE_TIME, CMP_NODE_CURVE_VEC, CMP_NODE_CURVE_RGB, CMP_NODE_HUECORRECT))
486                                 write_curvemapping(wd, node->storage);
487                         else if(ntree->type==NTREE_TEXTURE && (node->type==TEX_NODE_CURVE_RGB || node->type==TEX_NODE_CURVE_TIME) )
488                                 write_curvemapping(wd, node->storage);
489                         else 
490                                 writestruct(wd, DATA, node->typeinfo->storagename, 1, node->storage);
491                 }
492                 for(sock= node->inputs.first; sock; sock= sock->next)
493                         writestruct(wd, DATA, "bNodeSocket", 1, sock);
494                 for(sock= node->outputs.first; sock; sock= sock->next)
495                         writestruct(wd, DATA, "bNodeSocket", 1, sock);
496         }
497         
498         for(link= ntree->links.first; link; link= link->next)
499                 writestruct(wd, DATA, "bNodeLink", 1, link);
500 }
501
502 static void current_screen_compat(Main *mainvar, bScreen **screen)
503 {
504         wmWindowManager *wm;
505         wmWindow *window;
506
507         /* find a global current screen in the first open window, to have
508          * a reasonable default for reading in older versions */
509         wm= mainvar->wm.first;
510         window= (wm)? wm->windows.first: NULL;
511         *screen= (window)? window->screen: NULL;
512 }
513
514 static void write_renderinfo(WriteData *wd, Main *mainvar)              /* for renderdeamon */
515 {
516         bScreen *curscreen;
517         Scene *sce;
518         int data[8];
519
520         /* XXX in future, handle multiple windows with multiple screnes? */
521         current_screen_compat(mainvar, &curscreen);
522
523         for(sce= mainvar->scene.first; sce; sce= sce->id.next) {
524                 if(sce->id.lib==NULL  && ( sce==curscreen->scene || (sce->r.scemode & R_BG_RENDER)) ) {
525                         data[0]= sce->r.sfra;
526                         data[1]= sce->r.efra;
527
528                         memset(data+2, 0, sizeof(int)*6);
529                         strncpy((char *)(data+2), sce->id.name+2, 21);
530
531                         writedata(wd, REND, 32, data);
532                 }
533         }
534 }
535
536 static void write_userdef(WriteData *wd)
537 {
538         bTheme *btheme;
539         wmKeyMap *keymap;
540         wmKeyMapItem *kmi;
541         bAddon *bext;
542
543         writestruct(wd, USER, "UserDef", 1, &U);
544
545         for(btheme= U.themes.first; btheme; btheme=btheme->next)
546                 writestruct(wd, DATA, "bTheme", 1, btheme);
547
548         for(keymap= U.keymaps.first; keymap; keymap=keymap->next) {
549                 writestruct(wd, DATA, "wmKeyMap", 1, keymap);
550
551                 for(kmi=keymap->items.first; kmi; kmi=kmi->next) {
552                         writestruct(wd, DATA, "wmKeyMapItem", 1, kmi);
553
554                         if(kmi->properties)
555                                 IDP_WriteProperty(kmi->properties, wd);
556                 }
557         }
558
559         for(bext= U.addons.first; bext; bext=bext->next)
560                 writestruct(wd, DATA, "bAddon", 1, bext);
561 }
562
563 static void write_boid_state(WriteData *wd, BoidState *state)
564 {
565         BoidRule *rule = state->rules.first;
566         //BoidCondition *cond = state->conditions.first;
567
568         writestruct(wd, DATA, "BoidState", 1, state);
569
570         for(; rule; rule=rule->next) {
571                 switch(rule->type) {
572                         case eBoidRuleType_Goal:
573                         case eBoidRuleType_Avoid:
574                                 writestruct(wd, DATA, "BoidRuleGoalAvoid", 1, rule);
575                                 break;
576                         case eBoidRuleType_AvoidCollision:
577                                 writestruct(wd, DATA, "BoidRuleAvoidCollision", 1, rule);
578                                 break;
579                         case eBoidRuleType_FollowLeader:
580                                 writestruct(wd, DATA, "BoidRuleFollowLeader", 1, rule);
581                                 break;
582                         case eBoidRuleType_AverageSpeed:
583                                 writestruct(wd, DATA, "BoidRuleAverageSpeed", 1, rule);
584                                 break;
585                         case eBoidRuleType_Fight:
586                                 writestruct(wd, DATA, "BoidRuleFight", 1, rule);
587                                 break;
588                         default:
589                                 writestruct(wd, DATA, "BoidRule", 1, rule);
590                                 break;
591                 }
592         }
593         //for(; cond; cond=cond->next)
594         //      writestruct(wd, DATA, "BoidCondition", 1, cond);
595 }
596 /* TODO: replace *cache with *cachelist once it's coded */
597 #define PTCACHE_WRITE_PSYS      0
598 #define PTCACHE_WRITE_CLOTH     1
599 static void write_pointcaches(WriteData *wd, ListBase *ptcaches)
600 {
601         PointCache *cache = ptcaches->first;
602         int i;
603
604         for(; cache; cache=cache->next) {
605                 writestruct(wd, DATA, "PointCache", 1, cache);
606
607                 if((cache->flag & PTCACHE_DISK_CACHE)==0) {
608                         PTCacheMem *pm = cache->mem_cache.first;
609
610                         for(; pm; pm=pm->next) {
611                                 writestruct(wd, DATA, "PTCacheMem", 1, pm);
612                                 if(pm->index_array)
613                                         writedata(wd, DATA, MEM_allocN_len(pm->index_array), pm->index_array);
614                                 
615                                 for(i=0; i<BPHYS_TOT_DATA; i++) {
616                                         if(pm->data[i] && pm->data_types & (1<<i))
617                                                 writedata(wd, DATA, MEM_allocN_len(pm->data[i]), pm->data[i]);
618                                 }
619                         }
620                 }
621         }
622 }
623 static void write_particlesettings(WriteData *wd, ListBase *idbase)
624 {
625         ParticleSettings *part;
626         ParticleDupliWeight *dw;
627
628         part= idbase->first;
629         while(part) {
630                 if(part->id.us>0 || wd->current) {
631                         /* write LibData */
632                         writestruct(wd, ID_PA, "ParticleSettings", 1, part);
633                         if (part->id.properties) IDP_WriteProperty(part->id.properties, wd);
634                         if (part->adt) write_animdata(wd, part->adt);
635                         writestruct(wd, DATA, "PartDeflect", 1, part->pd);
636                         writestruct(wd, DATA, "PartDeflect", 1, part->pd2);
637                         writestruct(wd, DATA, "EffectorWeights", 1, part->effector_weights);
638
639                         dw = part->dupliweights.first;
640                         for(; dw; dw=dw->next)
641                                 writestruct(wd, DATA, "ParticleDupliWeight", 1, dw);
642
643                         if(part->boids && part->phystype == PART_PHYS_BOIDS) {
644                                 BoidState *state = part->boids->states.first;
645
646                                 writestruct(wd, DATA, "BoidSettings", 1, part->boids);
647
648                                 for(; state; state=state->next)
649                                         write_boid_state(wd, state);
650                         }
651                         if(part->fluid && part->phystype == PART_PHYS_FLUID){
652                                 writestruct(wd, DATA, "SPHFluidSettings", 1, part->fluid); 
653                         }
654                 }
655                 part= part->id.next;
656         }
657 }
658 static void write_particlesystems(WriteData *wd, ListBase *particles)
659 {
660         ParticleSystem *psys= particles->first;
661         ParticleTarget *pt;
662         int a;
663
664         for(; psys; psys=psys->next) {
665                 writestruct(wd, DATA, "ParticleSystem", 1, psys);
666
667                 if(psys->particles) {
668                         writestruct(wd, DATA, "ParticleData", psys->totpart ,psys->particles);
669
670                         if(psys->particles->hair) {
671                                 ParticleData *pa = psys->particles;
672
673                                 for(a=0; a<psys->totpart; a++, pa++)
674                                         writestruct(wd, DATA, "HairKey", pa->totkey, pa->hair);
675                         }
676
677                         if(psys->particles->boid && psys->part->phystype == PART_PHYS_BOIDS)
678                                 writestruct(wd, DATA, "BoidParticle", psys->totpart, psys->particles->boid);
679                 }
680                 pt = psys->targets.first;
681                 for(; pt; pt=pt->next)
682                         writestruct(wd, DATA, "ParticleTarget", 1, pt);
683
684                 if(psys->child) writestruct(wd, DATA, "ChildParticle", psys->totchild ,psys->child);
685
686                 if(psys->clmd) {
687                         writestruct(wd, DATA, "ClothModifierData", 1, psys->clmd);
688                         writestruct(wd, DATA, "ClothSimSettings", 1, psys->clmd->sim_parms);
689                         writestruct(wd, DATA, "ClothCollSettings", 1, psys->clmd->coll_parms);
690                 }
691                 
692                 write_pointcaches(wd, &psys->ptcaches);
693         }
694 }
695
696 static void write_properties(WriteData *wd, ListBase *lb)
697 {
698         bProperty *prop;
699
700         prop= lb->first;
701         while(prop) {
702                 writestruct(wd, DATA, "bProperty", 1, prop);
703
704                 if(prop->poin && prop->poin != &prop->data)
705                         writedata(wd, DATA, MEM_allocN_len(prop->poin), prop->poin);
706
707                 prop= prop->next;
708         }
709 }
710
711 static void write_sensors(WriteData *wd, ListBase *lb)
712 {
713         bSensor *sens;
714
715         sens= lb->first;
716         while(sens) {
717                 writestruct(wd, DATA, "bSensor", 1, sens);
718
719                 writedata(wd, DATA, sizeof(void *)*sens->totlinks, sens->links);
720
721                 switch(sens->type) {
722                 case SENS_NEAR:
723                         writestruct(wd, DATA, "bNearSensor", 1, sens->data);
724                         break;
725                 case SENS_MOUSE:
726                         writestruct(wd, DATA, "bMouseSensor", 1, sens->data);
727                         break;
728                 case SENS_TOUCH:
729                         writestruct(wd, DATA, "bTouchSensor", 1, sens->data);
730                         break;
731                 case SENS_KEYBOARD:
732                         writestruct(wd, DATA, "bKeyboardSensor", 1, sens->data);
733                         break;
734                 case SENS_PROPERTY:
735                         writestruct(wd, DATA, "bPropertySensor", 1, sens->data);
736                         break;
737                 case SENS_ARMATURE:
738                         writestruct(wd, DATA, "bArmatureSensor", 1, sens->data);
739                         break;
740                 case SENS_ACTUATOR:
741                         writestruct(wd, DATA, "bActuatorSensor", 1, sens->data);
742                         break;
743                 case SENS_DELAY:
744                         writestruct(wd, DATA, "bDelaySensor", 1, sens->data);
745                         break;
746                 case SENS_COLLISION:
747                         writestruct(wd, DATA, "bCollisionSensor", 1, sens->data);
748                         break;
749                 case SENS_RADAR:
750                         writestruct(wd, DATA, "bRadarSensor", 1, sens->data);
751                         break;
752                 case SENS_RANDOM:
753                         writestruct(wd, DATA, "bRandomSensor", 1, sens->data);
754                         break;
755                 case SENS_RAY:
756                         writestruct(wd, DATA, "bRaySensor", 1, sens->data);
757                         break;
758                 case SENS_MESSAGE:
759                         writestruct(wd, DATA, "bMessageSensor", 1, sens->data);
760                         break;
761                 case SENS_JOYSTICK:
762                         writestruct(wd, DATA, "bJoystickSensor", 1, sens->data);
763                         break;
764                 default:
765                         ; /* error: don't know how to write this file */
766                 }
767
768                 sens= sens->next;
769         }
770 }
771
772 static void write_controllers(WriteData *wd, ListBase *lb)
773 {
774         bController *cont;
775
776         cont= lb->first;
777         while(cont) {
778                 writestruct(wd, DATA, "bController", 1, cont);
779
780                 writedata(wd, DATA, sizeof(void *)*cont->totlinks, cont->links);
781
782                 switch(cont->type) {
783                 case CONT_EXPRESSION:
784                         writestruct(wd, DATA, "bExpressionCont", 1, cont->data);
785                         break;
786                 case CONT_PYTHON:
787                         writestruct(wd, DATA, "bPythonCont", 1, cont->data);
788                         break;
789                 default:
790                         ; /* error: don't know how to write this file */
791                 }
792
793                 cont= cont->next;
794         }
795 }
796
797 static void write_actuators(WriteData *wd, ListBase *lb)
798 {
799         bActuator *act;
800
801         act= lb->first;
802         while(act) {
803                 writestruct(wd, DATA, "bActuator", 1, act);
804
805                 switch(act->type) {
806                 case ACT_ACTION:
807                 case ACT_SHAPEACTION:
808                         writestruct(wd, DATA, "bActionActuator", 1, act->data);
809                         break;
810                 case ACT_SOUND:
811                         writestruct(wd, DATA, "bSoundActuator", 1, act->data);
812                         break;
813                 case ACT_OBJECT:
814                         writestruct(wd, DATA, "bObjectActuator", 1, act->data);
815                         break;
816                 case ACT_IPO:
817                         writestruct(wd, DATA, "bIpoActuator", 1, act->data);
818                         break;
819                 case ACT_PROPERTY:
820                         writestruct(wd, DATA, "bPropertyActuator", 1, act->data);
821                         break;
822                 case ACT_CAMERA:
823                         writestruct(wd, DATA, "bCameraActuator", 1, act->data);
824                         break;
825                 case ACT_CONSTRAINT:
826                         writestruct(wd, DATA, "bConstraintActuator", 1, act->data);
827                         break;
828                 case ACT_EDIT_OBJECT:
829                         writestruct(wd, DATA, "bEditObjectActuator", 1, act->data);
830                         break;
831                 case ACT_SCENE:
832                         writestruct(wd, DATA, "bSceneActuator", 1, act->data);
833                         break;
834                 case ACT_GROUP:
835                         writestruct(wd, DATA, "bGroupActuator", 1, act->data);
836                         break;
837                 case ACT_RANDOM:
838                         writestruct(wd, DATA, "bRandomActuator", 1, act->data);
839                         break;
840                 case ACT_MESSAGE:
841                         writestruct(wd, DATA, "bMessageActuator", 1, act->data);
842                         break;
843                 case ACT_GAME:
844                         writestruct(wd, DATA, "bGameActuator", 1, act->data);
845                         break;
846                 case ACT_VISIBILITY:
847                         writestruct(wd, DATA, "bVisibilityActuator", 1, act->data);
848                         break;
849                 case ACT_2DFILTER:
850                         writestruct(wd, DATA, "bTwoDFilterActuator", 1, act->data);
851                         break;
852                 case ACT_PARENT:
853                         writestruct(wd, DATA, "bParentActuator", 1, act->data);
854                         break;
855                 case ACT_STATE:
856                         writestruct(wd, DATA, "bStateActuator", 1, act->data);
857                         break;
858                 case ACT_ARMATURE:
859                         writestruct(wd, DATA, "bArmatureActuator", 1, act->data);
860                         break;
861                 default:
862                         ; /* error: don't know how to write this file */
863                 }
864
865                 act= act->next;
866         }
867 }
868
869 static void write_fmodifiers(WriteData *wd, ListBase *fmodifiers)
870 {
871         FModifier *fcm;
872         
873         /* Modifiers */
874         for (fcm= fmodifiers->first; fcm; fcm= fcm->next) {
875                 FModifierTypeInfo *fmi= fmodifier_get_typeinfo(fcm);
876                 
877                 /* Write the specific data */
878                 if (fmi && fcm->data) {
879                         /* firstly, just write the plain fmi->data struct */
880                         writestruct(wd, DATA, fmi->structName, 1, fcm->data);
881                         
882                         /* do any modifier specific stuff */
883                         switch (fcm->type) {
884                                 case FMODIFIER_TYPE_GENERATOR:
885                                 {
886                                         FMod_Generator *data= (FMod_Generator *)fcm->data;
887                                         
888                                         /* write coefficients array */
889                                         if (data->coefficients)
890                                                 writedata(wd, DATA, sizeof(float)*(data->arraysize), data->coefficients);
891                                 }
892                                         break;
893                                 case FMODIFIER_TYPE_ENVELOPE:
894                                 {
895                                         FMod_Envelope *data= (FMod_Envelope *)fcm->data;
896                                         
897                                         /* write envelope data */
898                                         if (data->data)
899                                                 writedata(wd, DATA, sizeof(FCM_EnvelopeData)*(data->totvert), data->data);
900                                 }
901                                         break;
902                                 case FMODIFIER_TYPE_PYTHON:
903                                 {
904                                         FMod_Python *data = (FMod_Python *)fcm->data;
905                                         
906                                         /* Write ID Properties -- and copy this comment EXACTLY for easy finding
907                                          of library blocks that implement this.*/
908                                         IDP_WriteProperty(data->prop, wd);
909                                 }
910                                         break;
911                         }
912                 }
913                 
914                 /* Write the modifier */
915                 writestruct(wd, DATA, "FModifier", 1, fcm);
916         }
917 }
918
919 static void write_fcurves(WriteData *wd, ListBase *fcurves)
920 {
921         FCurve *fcu;
922         
923         for (fcu=fcurves->first; fcu; fcu=fcu->next) {
924                 /* F-Curve */
925                 writestruct(wd, DATA, "FCurve", 1, fcu);
926                 
927                 /* curve data */
928                 if (fcu->bezt)          
929                         writestruct(wd, DATA, "BezTriple", fcu->totvert, fcu->bezt);
930                 if (fcu->fpt)
931                         writestruct(wd, DATA, "FPoint", fcu->totvert, fcu->fpt);
932                         
933                 if (fcu->rna_path)
934                         writedata(wd, DATA, strlen(fcu->rna_path)+1, fcu->rna_path);
935                 
936                 /* driver data */
937                 if (fcu->driver) {
938                         ChannelDriver *driver= fcu->driver;
939                         DriverVar *dvar;
940                         
941                         writestruct(wd, DATA, "ChannelDriver", 1, driver);
942                         
943                         /* variables */
944                         for (dvar= driver->variables.first; dvar; dvar= dvar->next) {
945                                 writestruct(wd, DATA, "DriverVar", 1, dvar);
946                                 
947                                 DRIVER_TARGETS_USED_LOOPER(dvar)
948                                 {
949                                         if (dtar->rna_path)
950                                                 writedata(wd, DATA, strlen(dtar->rna_path)+1, dtar->rna_path);
951                                 }
952                                 DRIVER_TARGETS_LOOPER_END
953                         }
954                 }
955                 
956                 /* write F-Modifiers */
957                 write_fmodifiers(wd, &fcu->modifiers);
958         }
959 }
960
961 static void write_actions(WriteData *wd, ListBase *idbase)
962 {
963         bAction *act;
964         bActionGroup *grp;
965         TimeMarker *marker;
966         
967         for(act=idbase->first; act; act= act->id.next) {
968                 if (act->id.us>0 || wd->current) {
969                         writestruct(wd, ID_AC, "bAction", 1, act);
970                         if (act->id.properties) IDP_WriteProperty(act->id.properties, wd);
971                         
972                         write_fcurves(wd, &act->curves);
973                         
974                         for (grp=act->groups.first; grp; grp=grp->next) {
975                                 writestruct(wd, DATA, "bActionGroup", 1, grp);
976                         }
977                         
978                         for (marker=act->markers.first; marker; marker=marker->next) {
979                                 writestruct(wd, DATA, "TimeMarker", 1, marker);
980                         }
981                 }
982         }
983         
984         /* flush helps the compression for undo-save */
985         mywrite(wd, MYWRITE_FLUSH, 0);
986 }
987
988 static void write_keyingsets(WriteData *wd, ListBase *list)
989 {
990         KeyingSet *ks;
991         KS_Path *ksp;
992         
993         for (ks= list->first; ks; ks= ks->next) {
994                 /* KeyingSet */
995                 writestruct(wd, DATA, "KeyingSet", 1, ks);
996                 
997                 /* Paths */
998                 for (ksp= ks->paths.first; ksp; ksp= ksp->next) {
999                         /* Path */
1000                         writestruct(wd, DATA, "KS_Path", 1, ksp);
1001                         
1002                         if (ksp->rna_path)
1003                                 writedata(wd, DATA, strlen(ksp->rna_path)+1, ksp->rna_path);
1004                 }
1005         }
1006 }
1007
1008 static void write_nlastrips(WriteData *wd, ListBase *strips)
1009 {
1010         NlaStrip *strip;
1011         
1012         for (strip= strips->first; strip; strip= strip->next) {
1013                 /* write the strip first */
1014                 writestruct(wd, DATA, "NlaStrip", 1, strip);
1015                 
1016                 /* write the strip's F-Curves and modifiers */
1017                 write_fcurves(wd, &strip->fcurves);
1018                 write_fmodifiers(wd, &strip->modifiers);
1019                 
1020                 /* write the strip's children */
1021                 write_nlastrips(wd, &strip->strips);
1022         }
1023 }
1024
1025 static void write_nladata(WriteData *wd, ListBase *nlabase)
1026 {
1027         NlaTrack *nlt;
1028         
1029         /* write all the tracks */
1030         for (nlt= nlabase->first; nlt; nlt= nlt->next) {
1031                 /* write the track first */
1032                 writestruct(wd, DATA, "NlaTrack", 1, nlt);
1033                 
1034                 /* write the track's strips */
1035                 write_nlastrips(wd, &nlt->strips);
1036         }
1037 }
1038
1039 static void write_animdata(WriteData *wd, AnimData *adt)
1040 {
1041         AnimOverride *aor;
1042         
1043         /* firstly, just write the AnimData block */
1044         writestruct(wd, DATA, "AnimData", 1, adt);
1045         
1046         /* write drivers */
1047         write_fcurves(wd, &adt->drivers);
1048         
1049         /* write overrides */
1050         // FIXME: are these needed?
1051         for (aor= adt->overrides.first; aor; aor= aor->next) {
1052                 /* overrides consist of base data + rna_path */
1053                 writestruct(wd, DATA, "AnimOverride", 1, aor);
1054                 writedata(wd, DATA, strlen(aor->rna_path)+1, aor->rna_path);
1055         }
1056         
1057         // TODO write the remaps (if they are needed)
1058         
1059         /* write NLA data */
1060         write_nladata(wd, &adt->nla_tracks);
1061 }
1062
1063 static void write_motionpath(WriteData *wd, bMotionPath *mpath)
1064 {
1065         /* sanity checks */
1066         if (mpath == NULL)
1067                 return;
1068         
1069         /* firstly, just write the motionpath struct */
1070         writestruct(wd, DATA, "bMotionPath", 1, mpath);
1071         
1072         /* now write the array of data */
1073         writestruct(wd, DATA, "bMotionPathVert", mpath->length, mpath->points);
1074 }
1075
1076 static void write_constraints(WriteData *wd, ListBase *conlist)
1077 {
1078         bConstraint *con;
1079
1080         for (con=conlist->first; con; con=con->next) {
1081                 bConstraintTypeInfo *cti= constraint_get_typeinfo(con);
1082                 
1083                 /* Write the specific data */
1084                 if (cti && con->data) {
1085                         /* firstly, just write the plain con->data struct */
1086                         writestruct(wd, DATA, cti->structName, 1, con->data);
1087                         
1088                         /* do any constraint specific stuff */
1089                         switch (con->type) {
1090                                 case CONSTRAINT_TYPE_PYTHON:
1091                                 {
1092                                         bPythonConstraint *data = (bPythonConstraint *)con->data;
1093                                         bConstraintTarget *ct;
1094                                         
1095                                         /* write targets */
1096                                         for (ct= data->targets.first; ct; ct= ct->next)
1097                                                 writestruct(wd, DATA, "bConstraintTarget", 1, ct);
1098                                         
1099                                         /* Write ID Properties -- and copy this comment EXACTLY for easy finding
1100                                          of library blocks that implement this.*/
1101                                         IDP_WriteProperty(data->prop, wd);
1102                                 }
1103                                         break;
1104                                 case CONSTRAINT_TYPE_SPLINEIK: 
1105                                 {
1106                                         bSplineIKConstraint *data= (bSplineIKConstraint*)con->data;
1107                                         
1108                                         /* write points array */
1109                                         writedata(wd, DATA, sizeof(float)*(data->numpoints), data->points);
1110                                 }
1111                                         break;
1112                         }
1113                 }
1114                 
1115                 /* Write the constraint */
1116                 writestruct(wd, DATA, "bConstraint", 1, con);
1117         }
1118 }
1119
1120 static void write_pose(WriteData *wd, bPose *pose)
1121 {
1122         bPoseChannel *chan;
1123         bActionGroup *grp;
1124
1125         /* Write each channel */
1126         if (!pose)
1127                 return;
1128
1129         /* Write channels */
1130         for (chan=pose->chanbase.first; chan; chan=chan->next) {
1131                 /* Write ID Properties -- and copy this comment EXACTLY for easy finding
1132                  of library blocks that implement this.*/
1133                 if (chan->prop)
1134                         IDP_WriteProperty(chan->prop, wd);
1135                 
1136                 write_constraints(wd, &chan->constraints);
1137                 
1138                 write_motionpath(wd, chan->mpath);
1139                 
1140                 /* prevent crashes with autosave, when a bone duplicated in editmode has not yet been assigned to its posechannel */
1141                 if (chan->bone) 
1142                         chan->selectflag= chan->bone->flag & BONE_SELECTED; /* gets restored on read, for library armatures */
1143                 
1144                 writestruct(wd, DATA, "bPoseChannel", 1, chan);
1145         }
1146         
1147         /* Write groups */
1148         for (grp=pose->agroups.first; grp; grp=grp->next) 
1149                 writestruct(wd, DATA, "bActionGroup", 1, grp);
1150
1151         /* write IK param */
1152         if (pose->ikparam) {
1153                 char *structname = (char *)get_ikparam_name(pose);
1154                 if (structname)
1155                         writestruct(wd, DATA, structname, 1, pose->ikparam);
1156         }
1157
1158         /* Write this pose */
1159         writestruct(wd, DATA, "bPose", 1, pose);
1160
1161 }
1162
1163 static void write_defgroups(WriteData *wd, ListBase *defbase)
1164 {
1165         bDeformGroup    *defgroup;
1166
1167         for (defgroup=defbase->first; defgroup; defgroup=defgroup->next)
1168                 writestruct(wd, DATA, "bDeformGroup", 1, defgroup);
1169 }
1170
1171 static void write_modifiers(WriteData *wd, ListBase *modbase)
1172 {
1173         ModifierData *md;
1174
1175         if (modbase == NULL) return;
1176         for (md=modbase->first; md; md= md->next) {
1177                 ModifierTypeInfo *mti = modifierType_getInfo(md->type);
1178                 if (mti == NULL) return;
1179                 
1180                 writestruct(wd, DATA, mti->structName, 1, md);
1181                         
1182                 if (md->type==eModifierType_Hook) {
1183                         HookModifierData *hmd = (HookModifierData*) md;
1184                         
1185                         writedata(wd, DATA, sizeof(int)*hmd->totindex, hmd->indexar);
1186                 }
1187                 else if(md->type==eModifierType_Cloth) {
1188                         ClothModifierData *clmd = (ClothModifierData*) md;
1189                         
1190                         writestruct(wd, DATA, "ClothSimSettings", 1, clmd->sim_parms);
1191                         writestruct(wd, DATA, "ClothCollSettings", 1, clmd->coll_parms);
1192                         writestruct(wd, DATA, "EffectorWeights", 1, clmd->sim_parms->effector_weights);
1193                         write_pointcaches(wd, &clmd->ptcaches);
1194                 } 
1195                 else if(md->type==eModifierType_Smoke) {
1196                         SmokeModifierData *smd = (SmokeModifierData*) md;
1197                         
1198                         if(smd->type & MOD_SMOKE_TYPE_DOMAIN)
1199                         {
1200                                 writestruct(wd, DATA, "SmokeDomainSettings", 1, smd->domain);
1201                                 writestruct(wd, DATA, "EffectorWeights", 1, smd->domain->effector_weights);
1202                         }
1203                         else if(smd->type & MOD_SMOKE_TYPE_FLOW)
1204                                 writestruct(wd, DATA, "SmokeFlowSettings", 1, smd->flow);
1205                         else if(smd->type & MOD_SMOKE_TYPE_COLL)
1206                                 writestruct(wd, DATA, "SmokeCollSettings", 1, smd->coll);
1207
1208                         if((smd->type & MOD_SMOKE_TYPE_DOMAIN) && smd->domain)
1209                         {
1210                                 write_pointcaches(wd, &(smd->domain->ptcaches[0]));
1211                                 write_pointcaches(wd, &(smd->domain->ptcaches[1]));
1212                         }
1213                 } 
1214                 else if(md->type==eModifierType_Fluidsim) {
1215                         FluidsimModifierData *fluidmd = (FluidsimModifierData*) md;
1216                         
1217                         writestruct(wd, DATA, "FluidsimSettings", 1, fluidmd->fss);
1218                 } 
1219                 else if (md->type==eModifierType_Collision) {
1220                         
1221                         /*
1222                         CollisionModifierData *collmd = (CollisionModifierData*) md;
1223                         // TODO: CollisionModifier should use pointcache 
1224                         // + have proper reset events before enabling this
1225                         writestruct(wd, DATA, "MVert", collmd->numverts, collmd->x);
1226                         writestruct(wd, DATA, "MVert", collmd->numverts, collmd->xnew);
1227                         writestruct(wd, DATA, "MFace", collmd->numfaces, collmd->mfaces);
1228                         */
1229                 }
1230                 else if (md->type==eModifierType_MeshDeform) {
1231                         MeshDeformModifierData *mmd = (MeshDeformModifierData*) md;
1232                         int size = mmd->dyngridsize;
1233
1234                         writedata(wd, DATA, sizeof(float)*mmd->totvert*mmd->totcagevert,
1235                                 mmd->bindweights);
1236                         writedata(wd, DATA, sizeof(float)*3*mmd->totcagevert,
1237                                 mmd->bindcos);
1238                         writestruct(wd, DATA, "MDefCell", size*size*size, mmd->dyngrid);
1239                         writestruct(wd, DATA, "MDefInfluence", mmd->totinfluence, mmd->dyninfluences);
1240                         writedata(wd, DATA, sizeof(int)*mmd->totvert, mmd->dynverts);
1241                 }
1242         }
1243 }
1244
1245 static void write_objects(WriteData *wd, ListBase *idbase)
1246 {
1247         Object *ob;
1248         
1249         ob= idbase->first;
1250         while(ob) {
1251                 if(ob->id.us>0 || wd->current) {
1252                         /* write LibData */
1253                         writestruct(wd, ID_OB, "Object", 1, ob);
1254                         
1255                         /*Write ID Properties -- and copy this comment EXACTLY for easy finding
1256                           of library blocks that implement this.*/
1257                         if (ob->id.properties) IDP_WriteProperty(ob->id.properties, wd);
1258                         
1259                         if (ob->adt) write_animdata(wd, ob->adt);
1260                         
1261                         /* direct data */
1262                         writedata(wd, DATA, sizeof(void *)*ob->totcol, ob->mat);
1263                         writedata(wd, DATA, sizeof(char)*ob->totcol, ob->matbits);
1264                         /* write_effects(wd, &ob->effect); */ /* not used anymore */
1265                         write_properties(wd, &ob->prop);
1266                         write_sensors(wd, &ob->sensors);
1267                         write_controllers(wd, &ob->controllers);
1268                         write_actuators(wd, &ob->actuators);
1269                         write_pose(wd, ob->pose);
1270                         write_defgroups(wd, &ob->defbase);
1271                         write_constraints(wd, &ob->constraints);
1272                         write_motionpath(wd, ob->mpath);
1273                         
1274                         writestruct(wd, DATA, "PartDeflect", 1, ob->pd);
1275                         writestruct(wd, DATA, "SoftBody", 1, ob->soft);
1276                         if(ob->soft) {
1277                                 write_pointcaches(wd, &ob->soft->ptcaches);
1278                                 writestruct(wd, DATA, "EffectorWeights", 1, ob->soft->effector_weights);
1279                         }
1280                         writestruct(wd, DATA, "BulletSoftBody", 1, ob->bsoft);
1281                         
1282                         write_particlesystems(wd, &ob->particlesystem);
1283                         write_modifiers(wd, &ob->modifiers);
1284                 }
1285                 ob= ob->id.next;
1286         }
1287
1288         /* flush helps the compression for undo-save */
1289         mywrite(wd, MYWRITE_FLUSH, 0);
1290 }
1291
1292
1293 static void write_vfonts(WriteData *wd, ListBase *idbase)
1294 {
1295         VFont *vf;
1296         PackedFile * pf;
1297
1298         vf= idbase->first;
1299         while(vf) {
1300                 if(vf->id.us>0 || wd->current) {
1301                         /* write LibData */
1302                         writestruct(wd, ID_VF, "VFont", 1, vf);
1303                         if (vf->id.properties) IDP_WriteProperty(vf->id.properties, wd);
1304
1305                         /* direct data */
1306
1307                         if (vf->packedfile) {
1308                                 pf = vf->packedfile;
1309                                 writestruct(wd, DATA, "PackedFile", 1, pf);
1310                                 writedata(wd, DATA, pf->size, pf->data);
1311                         }
1312                 }
1313
1314                 vf= vf->id.next;
1315         }
1316 }
1317
1318
1319 static void write_keys(WriteData *wd, ListBase *idbase)
1320 {
1321         Key *key;
1322         KeyBlock *kb;
1323
1324         key= idbase->first;
1325         while(key) {
1326                 if(key->id.us>0 || wd->current) {
1327                         /* write LibData */
1328                         writestruct(wd, ID_KE, "Key", 1, key);
1329                         if (key->id.properties) IDP_WriteProperty(key->id.properties, wd);
1330                         
1331                         if (key->adt) write_animdata(wd, key->adt);
1332                         
1333                         /* direct data */
1334                         kb= key->block.first;
1335                         while(kb) {
1336                                 writestruct(wd, DATA, "KeyBlock", 1, kb);
1337                                 if(kb->data) writedata(wd, DATA, kb->totelem*key->elemsize, kb->data);
1338                                 kb= kb->next;
1339                         }
1340                 }
1341
1342                 key= key->id.next;
1343         }
1344         /* flush helps the compression for undo-save */
1345         mywrite(wd, MYWRITE_FLUSH, 0);
1346 }
1347
1348 static void write_cameras(WriteData *wd, ListBase *idbase)
1349 {
1350         Camera *cam;
1351
1352         cam= idbase->first;
1353         while(cam) {
1354                 if(cam->id.us>0 || wd->current) {
1355                         /* write LibData */
1356                         writestruct(wd, ID_CA, "Camera", 1, cam);
1357                         if (cam->id.properties) IDP_WriteProperty(cam->id.properties, wd);
1358                         
1359                         if (cam->adt) write_animdata(wd, cam->adt);
1360                 }
1361
1362                 cam= cam->id.next;
1363         }
1364 }
1365
1366 static void write_mballs(WriteData *wd, ListBase *idbase)
1367 {
1368         MetaBall *mb;
1369         MetaElem *ml;
1370
1371         mb= idbase->first;
1372         while(mb) {
1373                 if(mb->id.us>0 || wd->current) {
1374                         /* write LibData */
1375                         writestruct(wd, ID_MB, "MetaBall", 1, mb);
1376                         if (mb->id.properties) IDP_WriteProperty(mb->id.properties, wd);
1377
1378                         /* direct data */
1379                         writedata(wd, DATA, sizeof(void *)*mb->totcol, mb->mat);
1380                         if (mb->adt) write_animdata(wd, mb->adt);
1381
1382                         ml= mb->elems.first;
1383                         while(ml) {
1384                                 writestruct(wd, DATA, "MetaElem", 1, ml);
1385                                 ml= ml->next;
1386                         }
1387                 }
1388                 mb= mb->id.next;
1389         }
1390 }
1391
1392 static int amount_of_chars(char *str)
1393 {
1394         // Since the data is saved as UTF-8 to the cu->str
1395         // The cu->len is not same as the strlen(cu->str)
1396         return strlen(str);
1397 }
1398
1399 static void write_curves(WriteData *wd, ListBase *idbase)
1400 {
1401         Curve *cu;
1402         Nurb *nu;
1403
1404         cu= idbase->first;
1405         while(cu) {
1406                 if(cu->id.us>0 || wd->current) {
1407                         /* write LibData */
1408                         writestruct(wd, ID_CU, "Curve", 1, cu);
1409                         
1410                         /* direct data */
1411                         writedata(wd, DATA, sizeof(void *)*cu->totcol, cu->mat);
1412                         if (cu->id.properties) IDP_WriteProperty(cu->id.properties, wd);
1413                         if (cu->adt) write_animdata(wd, cu->adt);
1414                         
1415                         if(cu->vfont) {
1416                                 writedata(wd, DATA, amount_of_chars(cu->str)+1, cu->str);
1417                                 writestruct(wd, DATA, "CharInfo", cu->len, cu->strinfo);
1418                                 writestruct(wd, DATA, "TextBox", cu->totbox, cu->tb);                           
1419                         }
1420                         else {
1421                                 /* is also the order of reading */
1422                                 nu= cu->nurb.first;
1423                                 while(nu) {
1424                                         writestruct(wd, DATA, "Nurb", 1, nu);
1425                                         nu= nu->next;
1426                                 }
1427                                 nu= cu->nurb.first;
1428                                 while(nu) {
1429                                         if(nu->type == CU_BEZIER)
1430                                                 writestruct(wd, DATA, "BezTriple", nu->pntsu, nu->bezt);
1431                                         else {
1432                                                 writestruct(wd, DATA, "BPoint", nu->pntsu*nu->pntsv, nu->bp);
1433                                                 if(nu->knotsu) writedata(wd, DATA, KNOTSU(nu)*sizeof(float), nu->knotsu);
1434                                                 if(nu->knotsv) writedata(wd, DATA, KNOTSV(nu)*sizeof(float), nu->knotsv);
1435                                         }
1436                                         nu= nu->next;
1437                                 }
1438                         }
1439                 }
1440                 cu= cu->id.next;
1441         }
1442
1443         /* flush helps the compression for undo-save */
1444         mywrite(wd, MYWRITE_FLUSH, 0);
1445 }
1446
1447 static void write_dverts(WriteData *wd, int count, MDeformVert *dvlist)
1448 {
1449         if (dvlist) {
1450                 int i;
1451                 
1452                 /* Write the dvert list */
1453                 writestruct(wd, DATA, "MDeformVert", count, dvlist);
1454                 
1455                 /* Write deformation data for each dvert */
1456                 for (i=0; i<count; i++) {
1457                         if (dvlist[i].dw)
1458                                 writestruct(wd, DATA, "MDeformWeight", dvlist[i].totweight, dvlist[i].dw);
1459                 }
1460         }
1461 }
1462
1463 static void write_mdisps(WriteData *wd, int count, MDisps *mdlist, int external)
1464 {
1465         if(mdlist) {
1466                 int i;
1467                 
1468                 writestruct(wd, DATA, "MDisps", count, mdlist);
1469                 if(!external) {
1470                         for(i = 0; i < count; ++i) {
1471                                 if(mdlist[i].disps)
1472                                         writedata(wd, DATA, sizeof(float)*3*mdlist[i].totdisp, mdlist[i].disps);
1473                         }
1474                 }
1475         }
1476 }
1477
1478 static void write_customdata(WriteData *wd, ID *id, int count, CustomData *data, int partial_type, int partial_count)
1479 {
1480         int i;
1481
1482         /* write external customdata (not for undo) */
1483         if(data->external && !wd->current)
1484                 CustomData_external_write(data, id, CD_MASK_MESH, count, 0);
1485
1486         writestruct(wd, DATA, "CustomDataLayer", data->maxlayer, data->layers);
1487
1488         for (i=0; i<data->totlayer; i++) {
1489                 CustomDataLayer *layer= &data->layers[i];
1490                 char *structname;
1491                 int structnum, datasize;
1492
1493                 if (layer->type == CD_MDEFORMVERT) {
1494                         /* layer types that allocate own memory need special handling */
1495                         write_dverts(wd, count, layer->data);
1496                 }
1497                 else if (layer->type == CD_MDISPS) {
1498                         write_mdisps(wd, count, layer->data, layer->flag & CD_FLAG_EXTERNAL);
1499                 }
1500                 else {
1501                         CustomData_file_write_info(layer->type, &structname, &structnum);
1502                         if (structnum) {
1503                                 /* when using partial visibility, the MEdge and MFace layers
1504                                    are smaller than the original, so their type and count is
1505                                    passed to make this work */
1506                                 if (layer->type != partial_type) datasize= structnum*count;
1507                                 else datasize= structnum*partial_count;
1508
1509                                 writestruct(wd, DATA, structname, datasize, layer->data);
1510                         }
1511                         else
1512                                 printf("error: this CustomDataLayer must not be written to file\n");
1513                 }
1514         }
1515
1516         if(data->external)
1517                 writestruct(wd, DATA, "CustomDataExternal", 1, data->external);
1518 }
1519
1520 static void write_meshs(WriteData *wd, ListBase *idbase)
1521 {
1522         Mesh *mesh;
1523
1524         mesh= idbase->first;
1525         while(mesh) {
1526                 if(mesh->id.us>0 || wd->current) {
1527                         /* write LibData */
1528                         writestruct(wd, ID_ME, "Mesh", 1, mesh);
1529
1530                         /* direct data */
1531                         if (mesh->id.properties) IDP_WriteProperty(mesh->id.properties, wd);
1532
1533                         writedata(wd, DATA, sizeof(void *)*mesh->totcol, mesh->mat);
1534
1535                         if(mesh->pv) {
1536                                 write_customdata(wd, &mesh->id, mesh->pv->totvert, &mesh->vdata, -1, 0);
1537                                 write_customdata(wd, &mesh->id, mesh->pv->totedge, &mesh->edata,
1538                                         CD_MEDGE, mesh->totedge);
1539                                 write_customdata(wd, &mesh->id, mesh->pv->totface, &mesh->fdata,
1540                                         CD_MFACE, mesh->totface);
1541                         }
1542                         else {
1543                                 write_customdata(wd, &mesh->id, mesh->totvert, &mesh->vdata, -1, 0);
1544                                 write_customdata(wd, &mesh->id, mesh->totedge, &mesh->edata, -1, 0);
1545                                 write_customdata(wd, &mesh->id, mesh->totface, &mesh->fdata, -1, 0);
1546                         }
1547
1548                         /* PMV data */
1549                         if(mesh->pv) {
1550                                 writestruct(wd, DATA, "PartialVisibility", 1, mesh->pv);
1551                                 writedata(wd, DATA, sizeof(unsigned int)*mesh->pv->totvert, mesh->pv->vert_map);
1552                                 writedata(wd, DATA, sizeof(int)*mesh->pv->totedge, mesh->pv->edge_map);
1553                                 writestruct(wd, DATA, "MFace", mesh->pv->totface, mesh->pv->old_faces);
1554                                 writestruct(wd, DATA, "MEdge", mesh->pv->totedge, mesh->pv->old_edges);
1555                         }
1556                 }
1557                 mesh= mesh->id.next;
1558         }
1559 }
1560
1561 static void write_lattices(WriteData *wd, ListBase *idbase)
1562 {
1563         Lattice *lt;
1564         
1565         lt= idbase->first;
1566         while(lt) {
1567                 if(lt->id.us>0 || wd->current) {
1568                         /* write LibData */
1569                         writestruct(wd, ID_LT, "Lattice", 1, lt);
1570                         if (lt->id.properties) IDP_WriteProperty(lt->id.properties, wd);
1571
1572                         /* direct data */
1573                         writestruct(wd, DATA, "BPoint", lt->pntsu*lt->pntsv*lt->pntsw, lt->def);
1574                         
1575                         write_dverts(wd, lt->pntsu*lt->pntsv*lt->pntsw, lt->dvert);
1576                         
1577                 }
1578                 lt= lt->id.next;
1579         }
1580 }
1581
1582 static void write_previews(WriteData *wd, PreviewImage *prv)
1583 {
1584         if (prv) {
1585                 short w = prv->w[1];
1586                 short h = prv->h[1];
1587                 unsigned int *rect = prv->rect[1];
1588                 /* don't write out large previews if not requested */
1589                 if (!(U.flag & USER_SAVE_PREVIEWS) ) {
1590                         prv->w[1] = 0;
1591                         prv->h[1] = 0;
1592                         prv->rect[1] = NULL;
1593                 }
1594                 writestruct(wd, DATA, "PreviewImage", 1, prv);
1595                 if (prv->rect[0]) writedata(wd, DATA, prv->w[0]*prv->h[0]*sizeof(unsigned int), prv->rect[0]);
1596                 if (prv->rect[1]) writedata(wd, DATA, prv->w[1]*prv->h[1]*sizeof(unsigned int), prv->rect[1]);
1597
1598                 /* restore preview, we still want to keep it in memory even if not saved to file */
1599                 if (!(U.flag & USER_SAVE_PREVIEWS) ) {
1600                         prv->w[1] = w;
1601                         prv->h[1] = h;
1602                         prv->rect[1] = rect;
1603                 }
1604         }
1605 }
1606
1607 static void write_images(WriteData *wd, ListBase *idbase)
1608 {
1609         Image *ima;
1610         PackedFile * pf;
1611
1612
1613         ima= idbase->first;
1614         while(ima) {
1615                 if(ima->id.us>0 || wd->current) {
1616                         /* write LibData */
1617                         writestruct(wd, ID_IM, "Image", 1, ima);
1618                         if (ima->id.properties) IDP_WriteProperty(ima->id.properties, wd);
1619
1620                         if (ima->packedfile) {
1621                                 pf = ima->packedfile;
1622                                 writestruct(wd, DATA, "PackedFile", 1, pf);
1623                                 writedata(wd, DATA, pf->size, pf->data);
1624                         }
1625
1626                         write_previews(wd, ima->preview);
1627                 }
1628                 ima= ima->id.next;
1629         }
1630         /* flush helps the compression for undo-save */
1631         mywrite(wd, MYWRITE_FLUSH, 0);
1632 }
1633
1634 static void write_textures(WriteData *wd, ListBase *idbase)
1635 {
1636         Tex *tex;
1637
1638         tex= idbase->first;
1639         while(tex) {
1640                 if(tex->id.us>0 || wd->current) {
1641                         /* write LibData */
1642                         writestruct(wd, ID_TE, "Tex", 1, tex);
1643                         if (tex->id.properties) IDP_WriteProperty(tex->id.properties, wd);
1644
1645                         if (tex->adt) write_animdata(wd, tex->adt);
1646
1647                         /* direct data */
1648                         if(tex->type == TEX_PLUGIN && tex->plugin) writestruct(wd, DATA, "PluginTex", 1, tex->plugin);
1649                         if(tex->coba) writestruct(wd, DATA, "ColorBand", 1, tex->coba);
1650                         if(tex->type == TEX_ENVMAP && tex->env) writestruct(wd, DATA, "EnvMap", 1, tex->env);
1651                         if(tex->type == TEX_POINTDENSITY && tex->pd) {
1652                                 writestruct(wd, DATA, "PointDensity", 1, tex->pd);
1653                                 if(tex->pd->coba) writestruct(wd, DATA, "ColorBand", 1, tex->pd->coba);
1654                         }
1655                         if(tex->type == TEX_VOXELDATA && tex->vd) writestruct(wd, DATA, "VoxelData", 1, tex->vd);
1656                         
1657                         /* nodetree is integral part of texture, no libdata */
1658                         if(tex->nodetree) {
1659                                 writestruct(wd, DATA, "bNodeTree", 1, tex->nodetree);
1660                                 write_nodetree(wd, tex->nodetree);
1661                         }
1662                         
1663                         write_previews(wd, tex->preview);
1664                 }
1665                 tex= tex->id.next;
1666         }
1667
1668         /* flush helps the compression for undo-save */
1669         mywrite(wd, MYWRITE_FLUSH, 0);
1670 }
1671
1672 static void write_materials(WriteData *wd, ListBase *idbase)
1673 {
1674         Material *ma;
1675         int a;
1676
1677         ma= idbase->first;
1678         while(ma) {
1679                 if(ma->id.us>0 || wd->current) {
1680                         /* write LibData */
1681                         writestruct(wd, ID_MA, "Material", 1, ma);
1682                         
1683                         /*Write ID Properties -- and copy this comment EXACTLY for easy finding
1684                           of library blocks that implement this.*/
1685                         /*manually set head group property to IDP_GROUP, just in case it hadn't been
1686                           set yet :) */
1687                         if (ma->id.properties) IDP_WriteProperty(ma->id.properties, wd);
1688                         
1689                         if (ma->adt) write_animdata(wd, ma->adt);
1690
1691                         for(a=0; a<MAX_MTEX; a++) {
1692                                 if(ma->mtex[a]) writestruct(wd, DATA, "MTex", 1, ma->mtex[a]);
1693                         }
1694                         
1695                         if(ma->ramp_col) writestruct(wd, DATA, "ColorBand", 1, ma->ramp_col);
1696                         if(ma->ramp_spec) writestruct(wd, DATA, "ColorBand", 1, ma->ramp_spec);
1697                         
1698                         /* nodetree is integral part of material, no libdata */
1699                         if(ma->nodetree) {
1700                                 writestruct(wd, DATA, "bNodeTree", 1, ma->nodetree);
1701                                 write_nodetree(wd, ma->nodetree);
1702                         }
1703
1704                         write_previews(wd, ma->preview);                        
1705                 }
1706                 ma= ma->id.next;
1707         }
1708 }
1709
1710 static void write_worlds(WriteData *wd, ListBase *idbase)
1711 {
1712         World *wrld;
1713         int a;
1714
1715         wrld= idbase->first;
1716         while(wrld) {
1717                 if(wrld->id.us>0 || wd->current) {
1718                         /* write LibData */
1719                         writestruct(wd, ID_WO, "World", 1, wrld);
1720                         if (wrld->id.properties) IDP_WriteProperty(wrld->id.properties, wd);
1721                         
1722                         if (wrld->adt) write_animdata(wd, wrld->adt);
1723                         
1724                         for(a=0; a<MAX_MTEX; a++) {
1725                                 if(wrld->mtex[a]) writestruct(wd, DATA, "MTex", 1, wrld->mtex[a]);
1726                         }
1727                         
1728                         write_previews(wd, wrld->preview);
1729                 }
1730                 wrld= wrld->id.next;
1731         }
1732 }
1733
1734 static void write_lamps(WriteData *wd, ListBase *idbase)
1735 {
1736         Lamp *la;
1737         int a;
1738
1739         la= idbase->first;
1740         while(la) {
1741                 if(la->id.us>0 || wd->current) {
1742                         /* write LibData */
1743                         writestruct(wd, ID_LA, "Lamp", 1, la);
1744                         if (la->id.properties) IDP_WriteProperty(la->id.properties, wd);
1745                         
1746                         if (la->adt) write_animdata(wd, la->adt);
1747                         
1748                         /* direct data */
1749                         for(a=0; a<MAX_MTEX; a++) {
1750                                 if(la->mtex[a]) writestruct(wd, DATA, "MTex", 1, la->mtex[a]);
1751                         }
1752                         
1753                         if(la->curfalloff)
1754                                 write_curvemapping(wd, la->curfalloff); 
1755                         
1756                         write_previews(wd, la->preview);
1757                         
1758                 }
1759                 la= la->id.next;
1760         }
1761 }
1762
1763 static void write_paint(WriteData *wd, Paint *p)
1764 {
1765         if(p && p->brushes)
1766                 writedata(wd, DATA, p->brush_count * sizeof(Brush*), p->brushes);
1767 }
1768
1769 static void write_scenes(WriteData *wd, ListBase *scebase)
1770 {
1771         Scene *sce;
1772         Base *base;
1773         Editing *ed;
1774         Sequence *seq;
1775         MetaStack *ms;
1776         Strip *strip;
1777         TimeMarker *marker;
1778         TransformOrientation *ts;
1779         SceneRenderLayer *srl;
1780         ToolSettings *tos;
1781         
1782         sce= scebase->first;
1783         while(sce) {
1784                 /* write LibData */
1785                 writestruct(wd, ID_SCE, "Scene", 1, sce);
1786                 if (sce->id.properties) IDP_WriteProperty(sce->id.properties, wd);
1787                 
1788                 if (sce->adt) write_animdata(wd, sce->adt);
1789                 write_keyingsets(wd, &sce->keyingsets);
1790                 
1791                 /* direct data */
1792                 base= sce->base.first;
1793                 while(base) {
1794                         writestruct(wd, DATA, "Base", 1, base);
1795                         base= base->next;
1796                 }
1797                 
1798                 tos = sce->toolsettings;
1799                 writestruct(wd, DATA, "ToolSettings", 1, tos);
1800                 if(tos->vpaint) {
1801                         writestruct(wd, DATA, "VPaint", 1, tos->vpaint);
1802                         write_paint(wd, &tos->vpaint->paint);
1803                 }
1804                 if(tos->wpaint) {
1805                         writestruct(wd, DATA, "VPaint", 1, tos->wpaint);
1806                         write_paint(wd, &tos->wpaint->paint);
1807                 }
1808                 if(tos->sculpt) {
1809                         writestruct(wd, DATA, "Sculpt", 1, tos->sculpt);
1810                         write_paint(wd, &tos->sculpt->paint);
1811                 }
1812
1813                 write_paint(wd, &tos->imapaint.paint);
1814
1815                 ed= sce->ed;
1816                 if(ed) {
1817                         writestruct(wd, DATA, "Editing", 1, ed);
1818                         
1819                         /* reset write flags too */
1820                         
1821                         SEQ_BEGIN(ed, seq) {
1822                                 if(seq->strip) seq->strip->done= 0;
1823                                 writestruct(wd, DATA, "Sequence", 1, seq);
1824                         }
1825                         SEQ_END
1826                         
1827                         SEQ_BEGIN(ed, seq) {
1828                                 if(seq->strip && seq->strip->done==0) {
1829                                         /* write strip with 'done' at 0 because readfile */
1830                                         
1831                                         if(seq->plugin) writestruct(wd, DATA, "PluginSeq", 1, seq->plugin);
1832                                         if(seq->effectdata) {
1833                                                 switch(seq->type){
1834                                                 case SEQ_COLOR:
1835                                                         writestruct(wd, DATA, "SolidColorVars", 1, seq->effectdata);
1836                                                         break;
1837                                                 case SEQ_SPEED:
1838                                                         writestruct(wd, DATA, "SpeedControlVars", 1, seq->effectdata);
1839                                                         break;
1840                                                 case SEQ_WIPE:
1841                                                         writestruct(wd, DATA, "WipeVars", 1, seq->effectdata);
1842                                                         break;
1843                                                 case SEQ_GLOW:
1844                                                         writestruct(wd, DATA, "GlowVars", 1, seq->effectdata);
1845                                                         break;
1846                                                 case SEQ_TRANSFORM:
1847                                                         writestruct(wd, DATA, "TransformVars", 1, seq->effectdata);
1848                                                         break;
1849                                                 }
1850                                         }
1851                                         
1852                                         strip= seq->strip;
1853                                         writestruct(wd, DATA, "Strip", 1, strip);
1854                                         if(seq->flag & SEQ_USE_CROP && strip->crop) {
1855                                                 writestruct(wd, DATA, "StripCrop", 1, strip->crop);
1856                                         }
1857                                         if(seq->flag & SEQ_USE_TRANSFORM && strip->transform) {
1858                                                 writestruct(wd, DATA, "StripTransform", 1, strip->transform);
1859                                         }
1860                                         if(seq->flag & SEQ_USE_PROXY && strip->proxy) {
1861                                                 writestruct(wd, DATA, "StripProxy", 1, strip->proxy);
1862                                         }
1863                                         if(seq->flag & SEQ_USE_COLOR_BALANCE && strip->color_balance) {
1864                                                 writestruct(wd, DATA, "StripColorBalance", 1, strip->color_balance);
1865                                         }
1866                                         if(seq->type==SEQ_IMAGE)
1867                                                 writestruct(wd, DATA, "StripElem", MEM_allocN_len(strip->stripdata) / sizeof(struct StripElem), strip->stripdata);
1868                                         else if(seq->type==SEQ_MOVIE || seq->type==SEQ_RAM_SOUND || seq->type == SEQ_HD_SOUND)
1869                                                 writestruct(wd, DATA, "StripElem", 1, strip->stripdata);
1870                                         
1871                                         strip->done= 1;
1872                                 }
1873                         }
1874                         SEQ_END
1875                                 
1876                         /* new; meta stack too, even when its nasty restore code */
1877                         for(ms= ed->metastack.first; ms; ms= ms->next) {
1878                                 writestruct(wd, DATA, "MetaStack", 1, ms);
1879                         }
1880                 }
1881                 
1882                 if (sce->r.avicodecdata) {
1883                         writestruct(wd, DATA, "AviCodecData", 1, sce->r.avicodecdata);
1884                         if (sce->r.avicodecdata->lpFormat) writedata(wd, DATA, sce->r.avicodecdata->cbFormat, sce->r.avicodecdata->lpFormat);
1885                         if (sce->r.avicodecdata->lpParms) writedata(wd, DATA, sce->r.avicodecdata->cbParms, sce->r.avicodecdata->lpParms);
1886                 }
1887
1888                 if (sce->r.qtcodecdata) {
1889                         writestruct(wd, DATA, "QuicktimeCodecData", 1, sce->r.qtcodecdata);
1890                         if (sce->r.qtcodecdata->cdParms) writedata(wd, DATA, sce->r.qtcodecdata->cdSize, sce->r.qtcodecdata->cdParms);
1891                 }
1892                 if (sce->r.ffcodecdata.properties) {
1893                         IDP_WriteProperty(sce->r.ffcodecdata.properties, wd);
1894                 }
1895
1896                 /* writing dynamic list of TimeMarkers to the blend file */
1897                 for(marker= sce->markers.first; marker; marker= marker->next)
1898                         writestruct(wd, DATA, "TimeMarker", 1, marker);
1899                 
1900                 /* writing dynamic list of TransformOrientations to the blend file */
1901                 for(ts = sce->transform_spaces.first; ts; ts = ts->next)
1902                         writestruct(wd, DATA, "TransformOrientation", 1, ts);
1903                 
1904                 for(srl= sce->r.layers.first; srl; srl= srl->next)
1905                         writestruct(wd, DATA, "SceneRenderLayer", 1, srl);
1906                 
1907                 if(sce->nodetree) {
1908                         writestruct(wd, DATA, "bNodeTree", 1, sce->nodetree);
1909                         write_nodetree(wd, sce->nodetree);
1910                 }
1911                 
1912                 sce= sce->id.next;
1913         }
1914         /* flush helps the compression for undo-save */
1915         mywrite(wd, MYWRITE_FLUSH, 0);
1916 }
1917
1918 static void write_gpencils(WriteData *wd, ListBase *lb)
1919 {
1920         bGPdata *gpd;
1921         bGPDlayer *gpl;
1922         bGPDframe *gpf;
1923         bGPDstroke *gps;
1924         
1925         for (gpd= lb->first; gpd; gpd= gpd->id.next) {
1926                 /* write gpd data block to file */
1927                 writestruct(wd, ID_GD, "bGPdata", 1, gpd);
1928                 
1929                 /* write grease-pencil layers to file */
1930                 for (gpl= gpd->layers.first; gpl; gpl= gpl->next) {
1931                         writestruct(wd, DATA, "bGPDlayer", 1, gpl);
1932                         
1933                         /* write this layer's frames to file */
1934                         for (gpf= gpl->frames.first; gpf; gpf= gpf->next) {
1935                                 writestruct(wd, DATA, "bGPDframe", 1, gpf);
1936                                 
1937                                 /* write strokes */
1938                                 for (gps= gpf->strokes.first; gps; gps= gps->next) {
1939                                         writestruct(wd, DATA, "bGPDstroke", 1, gps);
1940                                         writestruct(wd, DATA, "bGPDspoint", gps->totpoints, gps->points);                               
1941                                 }
1942                         }
1943                 }
1944         }
1945 }
1946
1947 static void write_windowmanagers(WriteData *wd, ListBase *lb)
1948 {
1949         wmWindowManager *wm;
1950         wmWindow *win;
1951         
1952         for(wm= lb->first; wm; wm= wm->id.next) {
1953                 writestruct(wd, ID_WM, "wmWindowManager", 1, wm);
1954                 
1955                 for(win= wm->windows.first; win; win= win->next)
1956                         writestruct(wd, DATA, "wmWindow", 1, win);
1957         }
1958 }
1959
1960 static void write_region(WriteData *wd, ARegion *ar, int spacetype)
1961 {       
1962         writestruct(wd, DATA, "ARegion", 1, ar);
1963         
1964         if(ar->regiondata) {
1965                 switch(spacetype) {
1966                         case SPACE_VIEW3D:
1967                                 if(ar->regiontype==RGN_TYPE_WINDOW) {
1968                                         RegionView3D *rv3d= ar->regiondata;
1969                                         writestruct(wd, DATA, "RegionView3D", 1, rv3d);
1970                                         
1971                                         if(rv3d->localvd)
1972                                                 writestruct(wd, DATA, "RegionView3D", 1, rv3d->localvd);
1973                                         if(rv3d->clipbb) 
1974                                                 writestruct(wd, DATA, "BoundBox", 1, rv3d->clipbb);
1975
1976                                 }
1977                                 else
1978                                         printf("regiondata write missing!\n");
1979                                 break;
1980                         default:
1981                                 printf("regiondata write missing!\n");
1982                 }
1983         }
1984 }
1985
1986 static void write_screens(WriteData *wd, ListBase *scrbase)
1987 {
1988         bScreen *sc;
1989         ScrArea *sa;
1990         ScrVert *sv;
1991         ScrEdge *se;
1992
1993         sc= scrbase->first;
1994         while(sc) {
1995                 
1996                 /* write LibData */
1997                 /* in 2.50+ files, the file identifier for screens is patched, forward compatibility */
1998                 writestruct(wd, ID_SCRN, "Screen", 1, sc);
1999                 if (sc->id.properties) 
2000                         IDP_WriteProperty(sc->id.properties, wd);
2001                 
2002                 /* direct data */
2003                 for(sv= sc->vertbase.first; sv; sv= sv->next)
2004                         writestruct(wd, DATA, "ScrVert", 1, sv);
2005                 
2006                 for(se= sc->edgebase.first; se; se= se->next) 
2007                         writestruct(wd, DATA, "ScrEdge", 1, se);
2008                 
2009                 for(sa= sc->areabase.first; sa; sa= sa->next) {
2010                         SpaceLink *sl;
2011                         Panel *pa;
2012                         ARegion *ar;
2013                         
2014                         writestruct(wd, DATA, "ScrArea", 1, sa);
2015                         
2016                         for(ar= sa->regionbase.first; ar; ar= ar->next) {
2017                                 write_region(wd, ar, sa->spacetype);
2018                                 
2019                                 for(pa= ar->panels.first; pa; pa= pa->next)
2020                                         writestruct(wd, DATA, "Panel", 1, pa);
2021                         }
2022                         
2023                         sl= sa->spacedata.first;
2024                         while(sl) {
2025                                 for(ar= sl->regionbase.first; ar; ar= ar->next)
2026                                         write_region(wd, ar, sl->spacetype);
2027                                 
2028                                 if(sl->spacetype==SPACE_VIEW3D) {
2029                                         View3D *v3d= (View3D *) sl;
2030                                         BGpic *bgpic;
2031                                         writestruct(wd, DATA, "View3D", 1, v3d);
2032                                         for (bgpic= v3d->bgpicbase.first; bgpic; bgpic= bgpic->next)
2033                                                 writestruct(wd, DATA, "BGpic", 1, bgpic);
2034                                         if(v3d->localvd) writestruct(wd, DATA, "View3D", 1, v3d->localvd);
2035                                 }
2036                                 else if(sl->spacetype==SPACE_IPO) {
2037                                         SpaceIpo *sipo= (SpaceIpo *)sl;
2038                                         ListBase tmpGhosts = sipo->ghostCurves;
2039                                         
2040                                         /* temporarily disable ghost curves when saving */
2041                                         sipo->ghostCurves.first= sipo->ghostCurves.last= NULL;
2042                                         
2043                                         writestruct(wd, DATA, "SpaceIpo", 1, sl);
2044                                         if(sipo->ads) writestruct(wd, DATA, "bDopeSheet", 1, sipo->ads);
2045                                         
2046                                         /* reenable ghost curves */
2047                                         sipo->ghostCurves= tmpGhosts;
2048                                 }
2049                                 else if(sl->spacetype==SPACE_BUTS) {
2050                                         writestruct(wd, DATA, "SpaceButs", 1, sl);
2051                                 }
2052                                 else if(sl->spacetype==SPACE_FILE) {
2053                                         writestruct(wd, DATA, "SpaceFile", 1, sl);
2054                                 }
2055                                 else if(sl->spacetype==SPACE_SEQ) {
2056                                         writestruct(wd, DATA, "SpaceSeq", 1, sl);
2057                                 }
2058                                 else if(sl->spacetype==SPACE_OUTLINER) {
2059                                         SpaceOops *so= (SpaceOops *)sl;
2060                                         
2061                                         writestruct(wd, DATA, "SpaceOops", 1, so);
2062
2063                                         /* outliner */
2064                                         if(so->treestore) {
2065                                                 writestruct(wd, DATA, "TreeStore", 1, so->treestore);
2066                                                 if(so->treestore->data)
2067                                                         writestruct(wd, DATA, "TreeStoreElem", so->treestore->usedelem, so->treestore->data);
2068                                         }
2069                                 }
2070                                 else if(sl->spacetype==SPACE_IMAGE) {
2071                                         SpaceImage *sima= (SpaceImage *)sl;
2072                                         
2073                                         writestruct(wd, DATA, "SpaceImage", 1, sl);
2074                                         if(sima->cumap)
2075                                                 write_curvemapping(wd, sima->cumap);
2076                                 }
2077                                 else if(sl->spacetype==SPACE_IMASEL) {
2078                                         // XXX: depreceated... do we still want to keep this?
2079                                         writestruct(wd, DATA, "SpaceImaSel", 1, sl);
2080                                 }
2081                                 else if(sl->spacetype==SPACE_TEXT) {
2082                                         writestruct(wd, DATA, "SpaceText", 1, sl);
2083                                 }
2084                                 else if(sl->spacetype==SPACE_SCRIPT) {
2085                                         SpaceScript *sc = (SpaceScript*)sl;
2086                                         sc->but_refs = NULL;
2087                                         writestruct(wd, DATA, "SpaceScript", 1, sl);
2088                                 }
2089                                 else if(sl->spacetype==SPACE_ACTION) {
2090                                         writestruct(wd, DATA, "SpaceAction", 1, sl);
2091                                 }
2092                                 else if(sl->spacetype==SPACE_SOUND) {
2093                                         writestruct(wd, DATA, "SpaceSound", 1, sl);
2094                                 }
2095                                 else if(sl->spacetype==SPACE_NLA){
2096                                         SpaceNla *snla= (SpaceNla *)sl;
2097                                         
2098                                         writestruct(wd, DATA, "SpaceNla", 1, snla);
2099                                         if(snla->ads) writestruct(wd, DATA, "bDopeSheet", 1, snla->ads);
2100                                 }
2101                                 else if(sl->spacetype==SPACE_TIME){
2102                                         writestruct(wd, DATA, "SpaceTime", 1, sl);
2103                                 }
2104                                 else if(sl->spacetype==SPACE_NODE){
2105                                         writestruct(wd, DATA, "SpaceNode", 1, sl);
2106                                 }
2107                                 else if(sl->spacetype==SPACE_LOGIC){
2108                                         writestruct(wd, DATA, "SpaceLogic", 1, sl);
2109                                 }
2110                                 else if(sl->spacetype==SPACE_CONSOLE) {
2111                                         writestruct(wd, DATA, "SpaceConsole", 1, sl);
2112                                 }
2113                                 else if(sl->spacetype==SPACE_USERPREF) {
2114                                         writestruct(wd, DATA, "SpaceUserPref", 1, sl);
2115                                 }
2116
2117                                 sl= sl->next;
2118                         }
2119                 }
2120
2121                 sc= sc->id.next;
2122         }
2123 }
2124
2125 static void write_libraries(WriteData *wd, Main *main)
2126 {
2127         ListBase *lbarray[30];
2128         ID *id;
2129         int a, tot, foundone;
2130
2131         for(; main; main= main->next) {
2132
2133                 a=tot= set_listbasepointers(main, lbarray);
2134
2135                 /* test: is lib being used */
2136                 foundone= 0;
2137                 while(tot--) {
2138                         for(id= lbarray[tot]->first; id; id= id->next) {
2139                                 if(id->us>0 && (id->flag & LIB_EXTERN)) {
2140                                         foundone= 1;
2141                                         break;
2142                                 }
2143                         }
2144                         if(foundone) break;
2145                 }
2146
2147                 if(foundone) {
2148                         writestruct(wd, ID_LI, "Library", 1, main->curlib);
2149
2150                         while(a--) {
2151                                 for(id= lbarray[a]->first; id; id= id->next) {
2152                                         if(id->us>0 && (id->flag & LIB_EXTERN)) {
2153                                                 writestruct(wd, ID_ID, "ID", 1, id);
2154                                         }
2155                                 }
2156                         }
2157                 }
2158         }
2159 }
2160
2161 static void write_bone(WriteData *wd, Bone* bone)
2162 {
2163         Bone*   cbone;
2164
2165         // PATCH for upward compatibility after 2.37+ armature recode
2166         bone->size[0]= bone->size[1]= bone->size[2]= 1.0f;
2167                 
2168         // Write this bone
2169         writestruct(wd, DATA, "Bone", 1, bone);
2170
2171         /* Write ID Properties -- and copy this comment EXACTLY for easy finding
2172          of library blocks that implement this.*/
2173         if (bone->prop)
2174                 IDP_WriteProperty(bone->prop, wd);
2175         
2176         // Write Children
2177         cbone= bone->childbase.first;
2178         while(cbone) {
2179                 write_bone(wd, cbone);
2180                 cbone= cbone->next;
2181         }
2182 }
2183
2184 static void write_armatures(WriteData *wd, ListBase *idbase)
2185 {
2186         bArmature       *arm;
2187         Bone            *bone;
2188
2189         arm=idbase->first;
2190         while (arm) {
2191                 if (arm->id.us>0 || wd->current) {
2192                         writestruct(wd, ID_AR, "bArmature", 1, arm);
2193                         if (arm->id.properties) IDP_WriteProperty(arm->id.properties, wd);
2194
2195                         if (arm->adt) write_animdata(wd, arm->adt);
2196
2197                         /* Direct data */
2198                         bone= arm->bonebase.first;
2199                         while(bone) {
2200                                 write_bone(wd, bone);
2201                                 bone=bone->next;
2202                         }
2203                 }
2204                 arm=arm->id.next;
2205         }
2206
2207         /* flush helps the compression for undo-save */
2208         mywrite(wd, MYWRITE_FLUSH, 0);
2209 }
2210
2211 static void write_texts(WriteData *wd, ListBase *idbase)
2212 {
2213         Text *text;
2214         TextLine *tmp;
2215         TextMarker *mrk;
2216
2217         text= idbase->first;
2218         while(text) {
2219                 if ( (text->flags & TXT_ISMEM) && (text->flags & TXT_ISEXT)) text->flags &= ~TXT_ISEXT;
2220
2221                 /* write LibData */
2222                 writestruct(wd, ID_TXT, "Text", 1, text);
2223                 if(text->name) writedata(wd, DATA, strlen(text->name)+1, text->name);
2224                 if (text->id.properties) IDP_WriteProperty(text->id.properties, wd);
2225
2226                 if(!(text->flags & TXT_ISEXT)) {
2227                         /* now write the text data, in two steps for optimization in the readfunction */
2228                         tmp= text->lines.first;
2229                         while (tmp) {
2230                                 writestruct(wd, DATA, "TextLine", 1, tmp);
2231                                 tmp= tmp->next;
2232                         }
2233
2234                         tmp= text->lines.first;
2235                         while (tmp) {
2236                                 writedata(wd, DATA, tmp->len+1, tmp->line);
2237                                 tmp= tmp->next;
2238                         }
2239
2240                         /* write markers */
2241                         mrk= text->markers.first;
2242                         while (mrk) {
2243                                 writestruct(wd, DATA, "TextMarker", 1, mrk);
2244                                 mrk= mrk->next;
2245                         }
2246                 }
2247
2248
2249                 text= text->id.next;
2250         }
2251
2252         /* flush helps the compression for undo-save */
2253         mywrite(wd, MYWRITE_FLUSH, 0);
2254 }
2255
2256 static void write_sounds(WriteData *wd, ListBase *idbase)
2257 {
2258         bSound *sound;
2259
2260         PackedFile * pf;
2261
2262         sound= idbase->first;
2263         while(sound) {
2264                 if(sound->id.us>0 || wd->current) {
2265                         /* write LibData */
2266                         writestruct(wd, ID_SO, "bSound", 1, sound);
2267                         if (sound->id.properties) IDP_WriteProperty(sound->id.properties, wd);
2268
2269                         if (sound->packedfile) {
2270                                 pf = sound->packedfile;
2271                                 writestruct(wd, DATA, "PackedFile", 1, pf);
2272                                 writedata(wd, DATA, pf->size, pf->data);
2273                         }
2274                 }
2275                 sound= sound->id.next;
2276         }
2277
2278         /* flush helps the compression for undo-save */
2279         mywrite(wd, MYWRITE_FLUSH, 0);
2280 }
2281
2282 static void write_groups(WriteData *wd, ListBase *idbase)
2283 {
2284         Group *group;
2285         GroupObject *go;
2286
2287         for(group= idbase->first; group; group= group->id.next) {
2288                 if(group->id.us>0 || wd->current) {
2289                         /* write LibData */
2290                         writestruct(wd, ID_GR, "Group", 1, group);
2291                         if (group->id.properties) IDP_WriteProperty(group->id.properties, wd);
2292
2293                         go= group->gobject.first;
2294                         while(go) {
2295                                 writestruct(wd, DATA, "GroupObject", 1, go);
2296                                 go= go->next;
2297                         }
2298                 }
2299         }
2300 }
2301
2302 static void write_nodetrees(WriteData *wd, ListBase *idbase)
2303 {
2304         bNodeTree *ntree;
2305         
2306         for(ntree=idbase->first; ntree; ntree= ntree->id.next) {
2307                 if (ntree->id.us>0 || wd->current) {
2308                         writestruct(wd, ID_NT, "bNodeTree", 1, ntree);
2309                         write_nodetree(wd, ntree);
2310                         
2311                         if (ntree->id.properties) IDP_WriteProperty(ntree->id.properties, wd);
2312                         
2313                         if (ntree->adt) write_animdata(wd, ntree->adt);
2314                 }
2315         }
2316 }
2317
2318 static void write_brushes(WriteData *wd, ListBase *idbase)
2319 {
2320         Brush *brush;
2321         
2322         for(brush=idbase->first; brush; brush= brush->id.next) {
2323                 if(brush->id.us>0 || wd->current) {
2324                         writestruct(wd, ID_BR, "Brush", 1, brush);
2325                         if (brush->id.properties) IDP_WriteProperty(brush->id.properties, wd);
2326                         
2327                         writestruct(wd, DATA, "MTex", 1, &brush->mtex);
2328                         
2329                         if(brush->curve)
2330                                 write_curvemapping(wd, brush->curve);
2331                 }
2332         }
2333 }
2334
2335 static void write_scripts(WriteData *wd, ListBase *idbase)
2336 {
2337         Script *script;
2338         
2339         for(script=idbase->first; script; script= script->id.next) {
2340                 if(script->id.us>0 || wd->current) {
2341                         writestruct(wd, ID_SCRIPT, "Script", 1, script);
2342                         if (script->id.properties) IDP_WriteProperty(script->id.properties, wd);
2343                 }
2344         }
2345 }
2346
2347 /* context is usually defined by WM, two cases where no WM is available:
2348  * - for forward compatibility, curscreen has to be saved
2349  * - for undofile, curscene needs to be saved */
2350 static void write_global(WriteData *wd, int fileflags, Main *mainvar)
2351 {
2352         FileGlobal fg;
2353         bScreen *screen;
2354         char subvstr[8];
2355         
2356         current_screen_compat(mainvar, &screen);
2357
2358         /* XXX still remap G */
2359         fg.curscreen= screen;
2360         fg.curscene= screen->scene;
2361         fg.displaymode= G.displaymode;
2362         fg.winpos= G.winpos;
2363         fg.fileflags= (fileflags & ~G_FILE_NO_UI);      // prevent to save this, is not good convention, and feature with concerns...
2364         fg.globalf= G.f;
2365         BLI_strncpy(fg.filename, mainvar->name, sizeof(fg.filename));
2366
2367         sprintf(subvstr, "%4d", BLENDER_SUBVERSION);
2368         memcpy(fg.subvstr, subvstr, 4);
2369         
2370         fg.subversion= BLENDER_SUBVERSION;
2371         fg.minversion= BLENDER_MINVERSION;
2372         fg.minsubversion= BLENDER_MINSUBVERSION;
2373         fg.pads= 0; /* prevent mem checkers from complaining */
2374         writestruct(wd, GLOB, "FileGlobal", 1, &fg);
2375 }
2376
2377 /* if MemFile * there's filesave to memory */
2378 static int write_file_handle(Main *mainvar, int handle, MemFile *compare, MemFile *current, 
2379                                                          int write_user_block, int write_flags)
2380 {
2381         BHead bhead;
2382         ListBase mainlist;
2383         char buf[16];
2384         WriteData *wd;
2385
2386         blo_split_main(&mainlist, mainvar);
2387
2388         wd= bgnwrite(handle, compare, current, write_flags);
2389         
2390         sprintf(buf, "BLENDER%c%c%.3d", (sizeof(void*)==8)?'-':'_', (ENDIAN_ORDER==B_ENDIAN)?'V':'v', BLENDER_VERSION);
2391         mywrite(wd, buf, 12);
2392
2393         write_renderinfo(wd, mainvar);
2394         write_global(wd, write_flags, mainvar);
2395
2396         /* no UI save in undo */
2397         if(current==NULL) {
2398                 write_windowmanagers(wd, &mainvar->wm);
2399                 write_screens  (wd, &mainvar->screen);
2400         }
2401         write_scenes   (wd, &mainvar->scene);
2402         write_curves   (wd, &mainvar->curve);
2403         write_mballs   (wd, &mainvar->mball);
2404         write_images   (wd, &mainvar->image);
2405         write_cameras  (wd, &mainvar->camera);
2406         write_lamps    (wd, &mainvar->lamp);
2407         write_lattices (wd, &mainvar->latt);
2408         write_vfonts   (wd, &mainvar->vfont);
2409         write_keys     (wd, &mainvar->key);
2410         write_worlds   (wd, &mainvar->world);
2411         write_texts    (wd, &mainvar->text);
2412         write_sounds   (wd, &mainvar->sound);
2413         write_groups   (wd, &mainvar->group);
2414         write_armatures(wd, &mainvar->armature);
2415         write_actions  (wd, &mainvar->action);
2416         write_objects  (wd, &mainvar->object);
2417         write_materials(wd, &mainvar->mat);
2418         write_textures (wd, &mainvar->tex);
2419         write_meshs    (wd, &mainvar->mesh);
2420         write_particlesettings(wd, &mainvar->particle);
2421         write_nodetrees(wd, &mainvar->nodetree);
2422         write_brushes  (wd, &mainvar->brush);
2423         write_scripts  (wd, &mainvar->script);
2424         write_gpencils (wd, &mainvar->gpencil);
2425         write_libraries(wd,  mainvar->next);
2426
2427         if (write_user_block) {
2428                 write_userdef(wd);
2429         }
2430                                                         
2431         /* dna as last, because (to be implemented) test for which structs are written */
2432         writedata(wd, DNA1, wd->sdna->datalen, wd->sdna->data);
2433
2434         /* end of file */
2435         memset(&bhead, 0, sizeof(BHead));
2436         bhead.code= ENDB;
2437         mywrite(wd, &bhead, sizeof(BHead));
2438
2439         blo_join_main(&mainlist);
2440
2441         return endwrite(wd);
2442 }
2443
2444 /* return: success (1) */
2445 int BLO_write_file(Main *mainvar, char *dir, int write_flags, ReportList *reports)
2446 {
2447         char userfilename[FILE_MAXDIR+FILE_MAXFILE];
2448         char tempname[FILE_MAXDIR+FILE_MAXFILE+1];
2449         int file, err, write_user_block;
2450
2451         /* open temporary file, so we preserve the original in case we crash */
2452         BLI_snprintf(tempname, sizeof(tempname), "%s@", dir);
2453
2454         file = open(tempname,O_BINARY+O_WRONLY+O_CREAT+O_TRUNC, 0666);
2455         if(file == -1) {
2456                 BKE_report(reports, RPT_ERROR, "Unable to open file for writing.");
2457                 return 0;
2458         }
2459
2460         /* remapping of relative paths to new file location */
2461         if(write_flags & G_FILE_RELATIVE_REMAP) {
2462                 char dir1[FILE_MAXDIR+FILE_MAXFILE];
2463                 char dir2[FILE_MAXDIR+FILE_MAXFILE];
2464                 BLI_split_dirfile(dir, dir1, NULL);
2465                 BLI_split_dirfile(mainvar->name, dir2, NULL);
2466
2467                 /* just incase there is some subtle difference */
2468                 BLI_cleanup_dir(mainvar->name, dir1);
2469                 BLI_cleanup_dir(mainvar->name, dir2);
2470
2471                 if(strcmp(dir1, dir2)==0)
2472                         write_flags &= ~G_FILE_RELATIVE_REMAP;
2473                 else
2474                         makeFilesAbsolute(G.sce, NULL);
2475         }
2476
2477         BLI_make_file_string(G.sce, userfilename, BLI_gethome(), ".B25.blend");
2478         write_user_block= BLI_streq(dir, userfilename);
2479
2480         if(write_flags & G_FILE_RELATIVE_REMAP)
2481                 makeFilesRelative(dir, NULL); /* note, making relative to something OTHER then G.sce */
2482
2483         /* actual file writing */
2484         err= write_file_handle(mainvar, file, NULL,NULL, write_user_block, write_flags);
2485         close(file);
2486
2487         /* rename/compress */
2488         if(!err) {
2489                 if(write_flags & G_FILE_COMPRESS) {
2490                         /* compressed files have the same ending as regular files... only from 2.4!!! */
2491                         char gzname[FILE_MAXDIR+FILE_MAXFILE+4];
2492                         int ret;
2493
2494                         /* first write compressed to separate @.gz */
2495                         BLI_snprintf(gzname, sizeof(gzname), "%s@.gz", dir);
2496                         ret = BLI_gzip(tempname, gzname);
2497                         
2498                         if(0==ret) {
2499                                 /* now rename to real file name, and delete temp @ file too */
2500                                 if(BLI_rename(gzname, dir) != 0) {
2501                                         BKE_report(reports, RPT_ERROR, "Can't change old file. File saved with @.");
2502                                         return 0;
2503                                 }
2504
2505                                 BLI_delete(tempname, 0, 0);
2506                         }
2507                         else if(-1==ret) {
2508                                 BKE_report(reports, RPT_ERROR, "Failed opening .gz file.");
2509                                 return 0;
2510                         }
2511                         else if(-2==ret) {
2512                                 BKE_report(reports, RPT_ERROR, "Failed opening .blend file for compression.");
2513                                 return 0;
2514                         }
2515                 }
2516                 else if(BLI_rename(tempname, dir) != 0) {
2517                         BKE_report(reports, RPT_ERROR, "Can't change old file. File saved with @");
2518                         return 0;
2519                 }
2520                 
2521         }
2522         else {
2523                 BKE_report(reports, RPT_ERROR, strerror(errno));
2524                 remove(tempname);
2525
2526                 return 0;
2527         }
2528
2529         return 1;
2530 }
2531
2532 /* return: success (1) */
2533 int BLO_write_file_mem(Main *mainvar, MemFile *compare, MemFile *current, int write_flags, ReportList *reports)
2534 {
2535         int err;
2536
2537         err= write_file_handle(mainvar, 0, compare, current, 0, write_flags);
2538         
2539         if(err==0) return 1;
2540         return 0;
2541 }
2542
2543
2544         /* Runtime writing */
2545
2546 #ifdef WIN32
2547 #define PATHSEPERATOR           "\\"
2548 #else
2549 #define PATHSEPERATOR           "/"
2550 #endif
2551
2552 static char *get_runtime_path(char *exename) {
2553         char *installpath= get_install_dir();
2554
2555         if (!installpath) {
2556                 return NULL;
2557         } else {
2558                 char *path= MEM_mallocN(strlen(installpath)+strlen(PATHSEPERATOR)+strlen(exename)+1, "runtimepath");
2559
2560                 if (path == NULL) {
2561                         MEM_freeN(installpath);
2562                         return NULL;
2563                 }
2564
2565                 strcpy(path, installpath);
2566                 strcat(path, PATHSEPERATOR);
2567                 strcat(path, exename);
2568
2569                 MEM_freeN(installpath);
2570
2571                 return path;
2572         }
2573 }
2574
2575 #ifdef __APPLE__
2576
2577 static int recursive_copy_runtime(char *outname, char *exename, ReportList *reports)
2578 {
2579         char *runtime = get_runtime_path(exename);
2580         char command[2 * (FILE_MAXDIR+FILE_MAXFILE) + 32];
2581         int progfd = -1, error= 0;
2582
2583         if (!runtime) {
2584                 BKE_report(reports, RPT_ERROR, "Unable to find runtime");
2585                 error= 1;
2586                 goto cleanup;
2587         }
2588         //printf("runtimepath %s\n", runtime);
2589                 
2590         progfd= open(runtime, O_BINARY|O_RDONLY, 0);
2591         if (progfd==-1) {
2592                 BKE_report(reports, RPT_ERROR, "Unable to find runtime");
2593                 error= 1;
2594                 goto cleanup;
2595         }
2596
2597         sprintf(command, "/bin/cp -R \"%s\" \"%s\"", runtime, outname);
2598         //printf("command %s\n", command);
2599         if (system(command) == -1) {
2600                 BKE_report(reports, RPT_ERROR, "Couldn't copy runtime");
2601                 error= 1;
2602         }
2603
2604 cleanup:
2605         if (progfd!=-1)
2606                 close(progfd);
2607         if (runtime)
2608                 MEM_freeN(runtime);
2609
2610         return !error;
2611 }
2612
2613 int BLO_write_runtime(Main *mainvar, char *file, char *exename, ReportList *reports) 
2614 {
2615         char gamename[FILE_MAXDIR+FILE_MAXFILE];
2616         int outfd = -1, error= 0;
2617
2618         // remove existing file / bundle
2619         //printf("Delete file %s\n", file);
2620         BLI_delete(file, 0, TRUE);
2621
2622         if (!recursive_copy_runtime(file, exename, reports)) {
2623                 error= 1;
2624                 goto cleanup;
2625         }
2626
2627         strcpy(gamename, file);
2628         strcat(gamename, "/Contents/Resources/game.blend");
2629         //printf("gamename %s\n", gamename);
2630         outfd= open(gamename, O_BINARY|O_WRONLY|O_CREAT|O_TRUNC, 0777);
2631         if (outfd != -1) {
2632
2633                 write_file_handle(mainvar, outfd, NULL,NULL, 0, G.fileflags);
2634
2635                 if (write(outfd, " ", 1) != 1) {
2636                         BKE_report(reports, RPT_ERROR, "Unable to write to output file.");
2637                         error= 1;
2638                         goto cleanup;
2639                 }
2640         } else {
2641                 BKE_report(reports, RPT_ERROR, "Unable to open blenderfile.");
2642                 error= 1;
2643         }
2644
2645 cleanup:
2646         if (outfd!=-1)
2647                 close(outfd);
2648
2649         BKE_reports_prepend(reports, "Unable to make runtime: ");
2650         return !error;
2651 }
2652
2653 #else /* !__APPLE__ */
2654
2655 static int handle_append_runtime(int handle, char *exename, ReportList *reports)
2656 {
2657         char *runtime= get_runtime_path(exename);
2658         unsigned char buf[1024];
2659         int count, progfd= -1, error= 0;
2660
2661         if (!BLI_exists(runtime)) {
2662                 BKE_report(reports, RPT_ERROR, "Unable to find runtime.");
2663                 error= 1;
2664                 goto cleanup;
2665         }
2666
2667         progfd= open(runtime, O_BINARY|O_RDONLY, 0);
2668         if (progfd==-1) {
2669                 BKE_report(reports, RPT_ERROR, "Unable to find runtime.@");
2670                 error= 1;
2671                 goto cleanup;
2672         }
2673
2674         while ((count= read(progfd, buf, sizeof(buf)))>0) {
2675                 if (write(handle, buf, count)!=count) {
2676                         BKE_report(reports, RPT_ERROR, "Unable to write to output file.");
2677                         error= 1;
2678                         goto cleanup;
2679                 }
2680         }
2681
2682 cleanup:
2683         if (progfd!=-1)
2684                 close(progfd);
2685         if (runtime)
2686                 MEM_freeN(runtime);
2687
2688         return !error;
2689 }
2690
2691 static int handle_write_msb_int(int handle, int i) 
2692 {
2693         unsigned char buf[4];
2694         buf[0]= (i>>24)&0xFF;
2695         buf[1]= (i>>16)&0xFF;
2696         buf[2]= (i>>8)&0xFF;
2697         buf[3]= (i>>0)&0xFF;
2698
2699         return (write(handle, buf, 4)==4);
2700 }
2701
2702 int BLO_write_runtime(Main *mainvar, char *file, char *exename, ReportList *reports)
2703 {
2704         int outfd= open(file, O_BINARY|O_WRONLY|O_CREAT|O_TRUNC, 0777);
2705         int datastart, error= 0;
2706
2707         if (!outfd) {
2708                 BKE_report(reports, RPT_ERROR, "Unable to open output file.");
2709                 error= 1;
2710                 goto cleanup;
2711         }
2712         if (!handle_append_runtime(outfd, exename, reports)) {
2713                 error= 1;
2714                 goto cleanup;
2715         }
2716
2717         datastart= lseek(outfd, 0, SEEK_CUR);
2718
2719         write_file_handle(mainvar, outfd, NULL,NULL, 0, G.fileflags);
2720
2721         if (!handle_write_msb_int(outfd, datastart) || (write(outfd, "BRUNTIME", 8)!=8)) {
2722                 BKE_report(reports, RPT_ERROR, "Unable to write to output file.");
2723                 error= 1;
2724                 goto cleanup;
2725         }
2726
2727 cleanup:
2728         if (outfd!=-1)
2729                 close(outfd);
2730
2731         BKE_reports_prepend(reports, "Unable to make runtime: ");
2732         return !error;
2733 }
2734
2735 #endif /* !__APPLE__ */