source/blender/blenloader/intern/writefile.c

   1 /* writefile.c
   2  *
   3  * .blend file writing
   4  *
   5  * $Id$
   6  *
   7  * ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License
  11  * as published by the Free Software Foundation; either version 2
  12  * of the License, or (at your option) any later version. The Blender
  13  * Foundation also sells licenses for use in proprietary software under
  14  * the Blender License.  See http://www.blender.org/BL/ for information
  15  * about this.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software Foundation,
  24  * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  25  *
  26  * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
  27  * All rights reserved.
  28  *
  29  * The Original Code is: all of this file.
  30  *
  31  * Contributor(s): none yet.
  32  *
  33  * ***** END GPL/BL DUAL LICENSE BLOCK *****
  34  */
  35
  36 /*
  37 FILEFORMAT: IFF-style structure  (but not IFF compatible!)
  38
  39 start file:
  40         BLENDER_V100    12 bytes  (versie 1.00)
  41                                         V = big endian, v = little endian
  42                                         _ = 4 byte pointer, - = 8 byte pointer
  43
  44 datablocks:             also see struct BHead
  45         <bh.code>                       4 chars
  46         <bh.len>                        int,  len data after BHead
  47         <bh.old>                        void,  old pointer
  48         <bh.SDNAnr>                     int
  49         <bh.nr>                         int, in case of array: amount of structs
  50         data
  51         ...
  52         ...
  53
  54 Almost all data in Blender are structures. Each struct saved
  55 gets a BHead header.  With BHead the struct can be linked again
  56 and compared with StructDNA .
  57
  58 WRITE
  59
  60 Preferred writing order: (not really a must, but why would you do it random?)
  61 Any case: direct data is ALWAYS after the lib block
  62
  63 (Local file data)
  64 - for each LibBlock
  65         - write LibBlock
  66         - write associated direct data
  67 (External file data)
  68 - per library
  69         - write library block
  70         - per LibBlock
  71                 - write the ID of LibBlock
  72 - write FileGlobal (some global vars)
  73 - write SDNA
  74 - write USER if filename is ~/.B.blend
  75 */
  76
  77 /* for version 2.2+
  78 Important to know is that 'streaming' has been added to files, for Blender Publisher
  79 */
  80
  81
  82 #ifdef HAVE_CONFIG_H
  83 #include <config.h>
  84 #endif
  85
  86 #include "zlib.h"
  87
  88 #ifndef WIN32
  89 #include <unistd.h>
  90 #else
  91 #include "winsock2.h"
  92 #include "BLI_winstuff.h"
  93 #include <io.h>
  94 #include <process.h> // for getpid
  95 #endif
  96
  97 #include <math.h>
  98 #include <fcntl.h>
  99 #include <stdio.h>
 100 #include <string.h>
 101 #include <stdlib.h>
 102
 103 #include "nla.h" //  __NLA is defined
 104
 105 #include "DNA_armature_types.h"
 106 #include "DNA_action_types.h"
 107 #include "DNA_actuator_types.h"
 108 #include "DNA_controller_types.h"
 109 #include "DNA_curve_types.h"
 110 #include "DNA_constraint_types.h"
 111 #include "DNA_camera_types.h"
 112 #include "DNA_color_types.h"
 113 #include "DNA_effect_types.h"
 114 #include "DNA_group_types.h"
 115 #include "DNA_image_types.h"
 116 #include "DNA_ipo_types.h"
 117 #include "DNA_fileglobal_types.h"
 118 #include "DNA_key_types.h"
 119 #include "DNA_lattice_types.h"
 120 #include "DNA_listBase.h" /* for Listbase, the type of samples, ...*/
 121 #include "DNA_lamp_types.h"
 122 #include "DNA_meta_types.h"
 123 #include "DNA_mesh_types.h"
 124 #include "DNA_meshdata_types.h"
 125 #include "DNA_material_types.h"
 126 #include "DNA_modifier_types.h"
 127 #include "DNA_nla_types.h"
 128 #include "DNA_node_types.h"
 129 #include "DNA_object_types.h"
 130 #include "DNA_object_force.h"
 131 #include "DNA_oops_types.h"
 132 #include "DNA_packedFile_types.h"
 133 #include "DNA_property_types.h"
 134 #include "DNA_scene_types.h"
 135 #include "DNA_sdna_types.h"
 136 #include "DNA_sequence_types.h"
 137 #include "DNA_sensor_types.h"
 138 #include "DNA_space_types.h"
 139 #include "DNA_screen_types.h"
 140 #include "DNA_sound_types.h"
 141 #include "DNA_texture_types.h"
 142 #include "DNA_text_types.h"
 143 #include "DNA_view3d_types.h"
 144 #include "DNA_vfont_types.h"
 145 #include "DNA_userdef_types.h"
 146 #include "DNA_world_types.h"
 147
 148 #include "MEM_guardedalloc.h" // MEM_freeN
 149 #include "BLI_blenlib.h"
 150 #include "BLI_linklist.h"
 151
 152 #include "BKE_action.h"
 153 #include "BKE_bad_level_calls.h" // build_seqar (from WHILE_SEQ) free_oops error
 154 #include "BKE_curve.h"
 155 #include "BKE_constraint.h"
 156 #include "BKE_global.h" // for G
 157 #include "BKE_library.h" // for  set_listbasepointers
 158 #include "BKE_main.h" // G.main
 159 #include "BKE_node.h"
 160 #include "BKE_packedFile.h" // for packAll
 161 #include "BKE_screen.h" // for waitcursor
 162 #include "BKE_scene.h" // for do_seq
 163 #include "BKE_sound.h" /* ... and for samples */
 164 #include "BKE_utildefines.h" // for defines
 165 #include "BKE_modifier.h"
 166
 167 #include "GEN_messaging.h"
 168
 169 #include "BLO_writefile.h"
 170 #include "BLO_readfile.h"
 171 #include "BLO_undofile.h"
 172
 173 #include "readfile.h"
 174 #include "genfile.h"
 175
 176 #include <errno.h>
 177
 178 /* ********* my write, buffered writing with minimum 50k chunks ************ */
 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         extern char DNAstr[];   /* DNA.c */
 193         extern int DNAlen;
 194
 195         WriteData *wd= MEM_callocN(sizeof(*wd), "writedata");
 196
 197                 /* XXX, see note about this in readfile.c, remove
 198                  * once we have an xp lock - zr
 199                  */
 200         wd->sdna= dna_sdna_from_data(DNAstr, DNAlen, 0);
 201
 202         wd->file= file;
 203
 204         wd->buf= MEM_mallocN(100000, "wd->buf");
 205
 206         return wd;
 207 }
 208
 209 static void writedata_do_write(WriteData *wd, void *mem, int memlen)
 210 {
 211         if (wd->error) return;
 212
 213         /* memory based save */
 214         if(wd->current) {
 215                 add_memfilechunk(NULL, wd->current, mem, memlen);
 216         }
 217         else {
 218                 if (write(wd->file, mem, memlen) != memlen)
 219                         wd->error= 1;
 220
 221         }
 222 }
 223
 224 static void writedata_free(WriteData *wd)
 225 {
 226         dna_freestructDNA(wd->sdna);
 227
 228         MEM_freeN(wd->buf);
 229         MEM_freeN(wd);
 230 }
 231
 232 /***/
 233
 234 int mywfile;
 235
 236 /**
 237  * Low level WRITE(2) wrapper that buffers data
 238  * @param adr Pointer to new chunk of data
 239  * @param len Length of new chunk of data
 240  * @warning Talks to other functions with global parameters
 241  */
 242
 243 #define MYWRITE_FLUSH   NULL
 244
 245 static void mywrite( WriteData *wd, void *adr, int len)
 246 {
 247         if (wd->error) return;
 248
 249         if(adr==MYWRITE_FLUSH) {
 250                 if(wd->count) {
 251                         writedata_do_write(wd, wd->buf, wd->count);
 252                         wd->count= 0;
 253                 }
 254                 return;
 255         }
 256
 257         wd->tot+= len;
 258
 259         if(len>50000) {
 260                 if(wd->count) {
 261                         writedata_do_write(wd, wd->buf, wd->count);
 262                         wd->count= 0;
 263                 }
 264                 writedata_do_write(wd, adr, len);
 265                 return;
 266         }
 267         if(len+wd->count>99999) {
 268                 writedata_do_write(wd, wd->buf, wd->count);
 269                 wd->count= 0;
 270         }
 271         memcpy(&wd->buf[wd->count], adr, len);
 272         wd->count+= len;
 273
 274 }
 275
 276 /**
 277  * BeGiN initializer for mywrite
 278  * @param file File descriptor
 279  * @param write_flags Write parameters
 280  * @warning Talks to other functions with global parameters
 281  */
 282 static WriteData *bgnwrite(int file, MemFile *compare, MemFile *current, int write_flags)
 283 {
 284         WriteData *wd= writedata_new(file);
 285
 286         wd->compare= compare;
 287         wd->current= current;
 288         /* this inits comparing */
 289         add_memfilechunk(compare, NULL, NULL, 0);
 290
 291         return wd;
 292 }
 293
 294 /**
 295  * END the mywrite wrapper
 296  * @return 1 if write failed
 297  * @return unknown global variable otherwise
 298  * @warning Talks to other functions with global parameters
 299  */
 300 static int endwrite(WriteData *wd)
 301 {
 302         int err;
 303
 304         if (wd->count) {
 305                 writedata_do_write(wd, wd->buf, wd->count);
 306                 wd->count= 0;
 307         }
 308
 309         err= wd->error;
 310         writedata_free(wd);
 311 /* blender gods may live forever but this parent pointer died in the statement above
 312 if(wd->current) printf("undo size %d\n", wd->current->size);
 313 */
 314         return err;
 315 }
 316
 317 /* ********** WRITE FILE ****************** */
 318
 319 static void writestruct(WriteData *wd, int filecode, char *structname, int nr, void *adr)
 320 {
 321         BHead bh;
 322         short *sp;
 323
 324         if(adr==NULL || nr==0) return;
 325
 326         /* init BHead */
 327         bh.code= filecode;
 328         bh.old= adr;
 329         bh.nr= nr;
 330
 331         bh.SDNAnr= dna_findstruct_nr(wd->sdna, structname);
 332         if(bh.SDNAnr== -1) {
 333                 printf("error: can't find SDNA code <%s>\n", structname);
 334                 return;
 335         }
 336         sp= wd->sdna->structs[bh.SDNAnr];
 337
 338         bh.len= nr*wd->sdna->typelens[sp[0]];
 339
 340         if(bh.len==0) return;
 341
 342         mywrite(wd, &bh, sizeof(BHead));
 343         mywrite(wd, adr, bh.len);
 344 }
 345
 346 static void writedata(WriteData *wd, int filecode, int len, void *adr)  /* do not use for structs */
 347 {
 348         BHead bh;
 349
 350         if(adr==0) return;
 351         if(len==0) return;
 352
 353         len+= 3;
 354         len-= ( len % 4);
 355
 356         /* init BHead */
 357         bh.code= filecode;
 358         bh.old= adr;
 359         bh.nr= 1;
 360         bh.SDNAnr= 0;
 361         bh.len= len;
 362
 363         mywrite(wd, &bh, sizeof(BHead));
 364         if(len) mywrite(wd, adr, len);
 365 }
 366
 367 /* *************** writing some direct data structs used in more code parts **************** */
 368
 369 static void write_curvemapping(WriteData *wd, CurveMapping *cumap)
 370 {
 371         int a;
 372
 373         writestruct(wd, DATA, "CurveMapping", 1, cumap);
 374         for(a=0; a<CM_TOT; a++)
 375                 writestruct(wd, DATA, "CurveMapPoint", cumap->cm[a].totpoint, cumap->cm[a].curve);
 376 }
 377
 378 /* this is only direct data, tree itself should have been written */
 379 static void write_nodetree(WriteData *wd, bNodeTree *ntree)
 380 {
 381         bNode *node;
 382         bNodeSocket *sock;
 383         bNodeLink *link;
 384
 385         /* for link_list() speed, we write per list */
 386
 387         for(node= ntree->nodes.first; node; node= node->next)
 388                 writestruct(wd, DATA, "bNode", 1, node);
 389
 390         for(node= ntree->nodes.first; node; node= node->next) {
 391                 if(node->storage) {
 392                         /* could be handlerized at some point, now only 1 exception still */
 393                         if(ntree->type==NTREE_SHADER && (node->type==SH_NODE_CURVE_VEC || node->type==SH_NODE_CURVE_RGB))
 394                                 write_curvemapping(wd, node->storage);
 395                         else if(ntree->type==NTREE_COMPOSIT && (node->type==CMP_NODE_CURVE_VEC || node->type==CMP_NODE_CURVE_RGB))
 396                                 write_curvemapping(wd, node->storage);
 397                         else
 398                                 writestruct(wd, DATA, node->typeinfo->storagename, 1, node->storage);
 399                 }
 400                 for(sock= node->inputs.first; sock; sock= sock->next)
 401                         writestruct(wd, DATA, "bNodeSocket", 1, sock);
 402                 for(sock= node->outputs.first; sock; sock= sock->next)
 403                         writestruct(wd, DATA, "bNodeSocket", 1, sock);
 404         }
 405
 406         for(link= ntree->links.first; link; link= link->next)
 407                 writestruct(wd, DATA, "bNodeLink", 1, link);
 408 }
 409
 410 static void write_scriptlink(WriteData *wd, ScriptLink *slink)
 411 {
 412         writedata(wd, DATA, sizeof(void *)*slink->totscript, slink->scripts);
 413         writedata(wd, DATA, sizeof(short)*slink->totscript, slink->flag);
 414 }
 415
 416 static void write_renderinfo(WriteData *wd)             /* for renderdaemon */
 417 {
 418         Scene *sce;
 419         int data[8];
 420
 421         sce= G.main->scene.first;
 422         while(sce) {
 423                 if(sce->id.lib==0  && ( sce==G.scene || (sce->r.scemode & R_BG_RENDER)) ) {
 424                         data[0]= sce->r.sfra;
 425                         data[1]= sce->r.efra;
 426
 427                         strncpy((char *)(data+2), sce->id.name+2, 23);
 428
 429                         writedata(wd, REND, 32, data);
 430                 }
 431                 sce= sce->id.next;
 432         }
 433 }
 434
 435 static void write_userdef(WriteData *wd)
 436 {
 437         bTheme *btheme;
 438
 439         writestruct(wd, USER, "UserDef", 1, &U);
 440
 441         btheme= U.themes.first;
 442         while(btheme) {
 443                 writestruct(wd, DATA, "bTheme", 1, btheme);
 444                 btheme= btheme->next;
 445         }
 446 }
 447
 448 static void write_effects(WriteData *wd, ListBase *lb)
 449 {
 450         Effect *eff;
 451
 452         eff= lb->first;
 453         while(eff) {
 454
 455                 switch(eff->type) {
 456                 case EFF_PARTICLE:
 457                         writestruct(wd, DATA, "PartEff", 1, eff);
 458                         break;
 459                 default:
 460                         writedata(wd, DATA, MEM_allocN_len(eff), eff);
 461                 }
 462
 463                 eff= eff->next;
 464         }
 465 }
 466
 467 static void write_properties(WriteData *wd, ListBase *lb)
 468 {
 469         bProperty *prop;
 470
 471         prop= lb->first;
 472         while(prop) {
 473                 writestruct(wd, DATA, "bProperty", 1, prop);
 474
 475                 if(prop->poin && prop->poin != &prop->data)
 476                         writedata(wd, DATA, MEM_allocN_len(prop->poin), prop->poin);
 477
 478                 prop= prop->next;
 479         }
 480 }
 481
 482 static void write_sensors(WriteData *wd, ListBase *lb)
 483 {
 484         bSensor *sens;
 485
 486         sens= lb->first;
 487         while(sens) {
 488                 writestruct(wd, DATA, "bSensor", 1, sens);
 489
 490                 writedata(wd, DATA, sizeof(void *)*sens->totlinks, sens->links);
 491
 492                 switch(sens->type) {
 493                 case SENS_NEAR:
 494                         writestruct(wd, DATA, "bNearSensor", 1, sens->data);
 495                         break;
 496                 case SENS_MOUSE:
 497                         writestruct(wd, DATA, "bMouseSensor", 1, sens->data);
 498                         break;
 499                 case SENS_TOUCH:
 500                         writestruct(wd, DATA, "bTouchSensor", 1, sens->data);
 501                         break;
 502                 case SENS_KEYBOARD:
 503                         writestruct(wd, DATA, "bKeyboardSensor", 1, sens->data);
 504                         break;
 505                 case SENS_PROPERTY:
 506                         writestruct(wd, DATA, "bPropertySensor", 1, sens->data);
 507                         break;
 508                 case SENS_COLLISION:
 509                         writestruct(wd, DATA, "bCollisionSensor", 1, sens->data);
 510                         break;
 511                 case SENS_RADAR:
 512                         writestruct(wd, DATA, "bRadarSensor", 1, sens->data);
 513                         break;
 514                 case SENS_RANDOM:
 515                         writestruct(wd, DATA, "bRandomSensor", 1, sens->data);
 516                         break;
 517                 case SENS_RAY:
 518                         writestruct(wd, DATA, "bRaySensor", 1, sens->data);
 519                         break;
 520                 case SENS_MESSAGE:
 521                         writestruct(wd, DATA, "bMessageSensor", 1, sens->data);
 522                         break;
 523                 case SENS_JOYSTICK:
 524                         writestruct(wd, DATA, "bJoystickSensor", 1, sens->data);
 525                         break;
 526                 default:
 527                         ; /* error: don't know how to write this file */
 528                 }
 529
 530                 sens= sens->next;
 531         }
 532 }
 533
 534 static void write_controllers(WriteData *wd, ListBase *lb)
 535 {
 536         bController *cont;
 537
 538         cont= lb->first;
 539         while(cont) {
 540                 writestruct(wd, DATA, "bController", 1, cont);
 541
 542                 writedata(wd, DATA, sizeof(void *)*cont->totlinks, cont->links);
 543
 544                 switch(cont->type) {
 545                 case CONT_EXPRESSION:
 546                         writestruct(wd, DATA, "bExpressionCont", 1, cont->data);
 547                         break;
 548                 case CONT_PYTHON:
 549                         writestruct(wd, DATA, "bPythonCont", 1, cont->data);
 550                         break;
 551                 default:
 552                         ; /* error: don't know how to write this file */
 553                 }
 554
 555                 cont= cont->next;
 556         }
 557 }
 558
 559 static void write_actuators(WriteData *wd, ListBase *lb)
 560 {
 561         bActuator *act;
 562
 563         act= lb->first;
 564         while(act) {
 565                 writestruct(wd, DATA, "bActuator", 1, act);
 566
 567                 switch(act->type) {
 568                 case ACT_ACTION:
 569                         writestruct(wd, DATA, "bActionActuator", 1, act->data);
 570                         break;
 571                 case ACT_SOUND:
 572                         writestruct(wd, DATA, "bSoundActuator", 1, act->data);
 573                         break;
 574                 case ACT_CD:
 575                         writestruct(wd, DATA, "bCDActuator", 1, act->data);
 576                         break;
 577                 case ACT_OBJECT:
 578                         writestruct(wd, DATA, "bObjectActuator", 1, act->data);
 579                         break;
 580                 case ACT_IPO:
 581                         writestruct(wd, DATA, "bIpoActuator", 1, act->data);
 582                         break;
 583                 case ACT_PROPERTY:
 584                         writestruct(wd, DATA, "bPropertyActuator", 1, act->data);
 585                         break;
 586                 case ACT_CAMERA:
 587                         writestruct(wd, DATA, "bCameraActuator", 1, act->data);
 588                         break;
 589                 case ACT_CONSTRAINT:
 590                         writestruct(wd, DATA, "bConstraintActuator", 1, act->data);
 591                         break;
 592                 case ACT_EDIT_OBJECT:
 593                         writestruct(wd, DATA, "bEditObjectActuator", 1, act->data);
 594                         break;
 595                 case ACT_SCENE:
 596                         writestruct(wd, DATA, "bSceneActuator", 1, act->data);
 597                         break;
 598                 case ACT_GROUP:
 599                         writestruct(wd, DATA, "bGroupActuator", 1, act->data);
 600                         break;
 601                 case ACT_RANDOM:
 602                         writestruct(wd, DATA, "bRandomActuator", 1, act->data);
 603                         break;
 604                 case ACT_MESSAGE:
 605                         writestruct(wd, DATA, "bMessageActuator", 1, act->data);
 606                         break;
 607                 case ACT_GAME:
 608                         writestruct(wd, DATA, "bGameActuator", 1, act->data);
 609                         break;
 610                 case ACT_VISIBILITY:
 611                         writestruct(wd, DATA, "bVisibilityActuator", 1, act->data);
 612                         break;
 613                 default:
 614                         ; /* error: don't know how to write this file */
 615                 }
 616
 617                 act= act->next;
 618         }
 619 }
 620
 621 static void write_nlastrips(WriteData *wd, ListBase *nlabase)
 622 {
 623         bActionStrip *strip;
 624
 625         for (strip=nlabase->first; strip; strip=strip->next)
 626                 writestruct(wd, DATA, "bActionStrip", 1, strip);
 627 }
 628
 629 static void write_constraints(WriteData *wd, ListBase *conlist)
 630 {
 631         bConstraint *con;
 632
 633         for (con=conlist->first; con; con=con->next) {
 634                 /* Write the specific data */
 635                 switch (con->type) {
 636                 case CONSTRAINT_TYPE_NULL:
 637                         break;
 638                 case CONSTRAINT_TYPE_TRACKTO:
 639                         writestruct(wd, DATA, "bTrackToConstraint", 1, con->data);
 640                         break;
 641                 case CONSTRAINT_TYPE_KINEMATIC:
 642                         writestruct(wd, DATA, "bKinematicConstraint", 1, con->data);
 643                         break;
 644                 case CONSTRAINT_TYPE_ROTLIKE:
 645                         writestruct(wd, DATA, "bRotateLikeConstraint", 1, con->data);
 646                         break;
 647                 case CONSTRAINT_TYPE_LOCLIKE:
 648                         writestruct(wd, DATA, "bLocateLikeConstraint", 1, con->data);
 649                         break;
 650                 case CONSTRAINT_TYPE_ACTION:
 651                         writestruct(wd, DATA, "bActionConstraint", 1, con->data);
 652                         break;
 653                 case CONSTRAINT_TYPE_LOCKTRACK:
 654                         writestruct(wd, DATA, "bLockTrackConstraint", 1, con->data);
 655                         break;
 656                 case CONSTRAINT_TYPE_FOLLOWPATH:
 657                         writestruct(wd, DATA, "bFollowPathConstraint", 1, con->data);
 658                         break;
 659                 case CONSTRAINT_TYPE_STRETCHTO:
 660                         writestruct(wd, DATA, "bStretchToConstraint", 1, con->data);
 661                         break;
 662                 case CONSTRAINT_TYPE_MINMAX:
 663                         writestruct(wd, DATA, "bMinMaxConstraint", 1, con->data);
 664                         break;
 665                 default:
 666                         break;
 667                 }
 668                 /* Write the constraint */
 669                 writestruct(wd, DATA, "bConstraint", 1, con);
 670         }
 671 }
 672
 673 static void write_pose(WriteData *wd, bPose *pose)
 674 {
 675         bPoseChannel    *chan;
 676
 677         /* Write each channel */
 678
 679         if (!pose)
 680                 return;
 681
 682         // Write channels
 683         for (chan=pose->chanbase.first; chan; chan=chan->next) {
 684                 write_constraints(wd, &chan->constraints);
 685                 writestruct(wd, DATA, "bPoseChannel", 1, chan);
 686         }
 687
 688         // Write this pose
 689         writestruct(wd, DATA, "bPose", 1, pose);
 690 }
 691
 692 static void write_defgroups(WriteData *wd, ListBase *defbase)
 693 {
 694         bDeformGroup    *defgroup;
 695
 696         for (defgroup=defbase->first; defgroup; defgroup=defgroup->next)
 697                 writestruct(wd, DATA, "bDeformGroup", 1, defgroup);
 698 }
 699
 700 static void write_constraint_channels(WriteData *wd, ListBase *chanbase)
 701 {
 702         bConstraintChannel *chan;
 703
 704         for (chan = chanbase->first; chan; chan=chan->next)
 705                 writestruct(wd, DATA, "bConstraintChannel", 1, chan);
 706
 707 }
 708
 709 static void write_modifiers(WriteData *wd, ListBase *modbase)
 710 {
 711         ModifierData *md;
 712
 713         for (md=modbase->first; md; md= md->next) {
 714                 ModifierTypeInfo *mti = modifierType_getInfo(md->type);
 715
 716                 writestruct(wd, DATA, mti->structName, 1, md);
 717
 718                 if (md->type==eModifierType_Hook) {
 719                         HookModifierData *hmd = (HookModifierData*) md;
 720
 721                         writedata(wd, DATA, sizeof(int)*hmd->totindex, hmd->indexar);
 722                 }
 723         }
 724 }
 725
 726 static void write_objects(WriteData *wd, ListBase *idbase)
 727 {
 728         Object *ob;
 729         int a;
 730
 731         ob= idbase->first;
 732         while(ob) {
 733                 if(ob->id.us>0 || wd->current) {
 734                         /* write LibData */
 735                         writestruct(wd, ID_OB, "Object", 1, ob);
 736
 737                         /* direct data */
 738                         writedata(wd, DATA, sizeof(void *)*ob->totcol, ob->mat);
 739                         write_effects(wd, &ob->effect);
 740                         write_properties(wd, &ob->prop);
 741                         write_sensors(wd, &ob->sensors);
 742                         write_controllers(wd, &ob->controllers);
 743                         write_actuators(wd, &ob->actuators);
 744                         write_scriptlink(wd, &ob->scriptlink);
 745                         write_pose(wd, ob->pose);
 746                         write_defgroups(wd, &ob->defbase);
 747                         write_constraints(wd, &ob->constraints);
 748                         write_constraint_channels(wd, &ob->constraintChannels);
 749                         write_nlastrips(wd, &ob->nlastrips);
 750
 751                         writestruct(wd, DATA, "PartDeflect", 1, ob->pd);
 752                         writestruct(wd, DATA, "SoftBody", 1, ob->soft);
 753                         if(ob->soft) {
 754                                 SoftBody *sb= ob->soft;
 755                                 if(sb->keys) {
 756                                         writedata(wd, DATA, sizeof(void *)*sb->totkey, sb->keys);
 757                                         for(a=0; a<sb->totkey; a++) {
 758                                                 writestruct(wd, DATA, "SBVertex", sb->totpoint, sb->keys[a]);
 759                                         }
 760                                 }
 761                         }
 762                         writestruct(wd, DATA, "FluidsimSettings", 1, ob->fluidsimSettings); // NT
 763
 764                         write_modifiers(wd, &ob->modifiers);
 765                 }
 766                 ob= ob->id.next;
 767         }
 768
 769         /* flush helps the compression for undo-save */
 770         mywrite(wd, MYWRITE_FLUSH, 0);
 771 }
 772
 773
 774 static void write_vfonts(WriteData *wd, ListBase *idbase)
 775 {
 776         VFont *vf;
 777         PackedFile * pf;
 778
 779         vf= idbase->first;
 780         while(vf) {
 781                 if(vf->id.us>0 || wd->current) {
 782                         /* write LibData */
 783                         writestruct(wd, ID_VF, "VFont", 1, vf);
 784
 785                         /* direct data */
 786
 787                         if (vf->packedfile) {
 788                                 pf = vf->packedfile;
 789                                 writestruct(wd, DATA, "PackedFile", 1, pf);
 790                                 writedata(wd, DATA, pf->size, pf->data);
 791                         }
 792                 }
 793
 794                 vf= vf->id.next;
 795         }
 796 }
 797
 798 static void write_ipos(WriteData *wd, ListBase *idbase)
 799 {
 800         Ipo *ipo;
 801         IpoCurve *icu;
 802
 803         ipo= idbase->first;
 804         while(ipo) {
 805                 if(ipo->id.us>0 || wd->current) {
 806                         /* write LibData */
 807                         writestruct(wd, ID_IP, "Ipo", 1, ipo);
 808
 809                         /* direct data */
 810                         icu= ipo->curve.first;
 811                         while(icu) {
 812                                 writestruct(wd, DATA, "IpoCurve", 1, icu);
 813                                 icu= icu->next;
 814                         }
 815
 816                         icu= ipo->curve.first;
 817                         while(icu) {
 818                                 if(icu->bezt)  writestruct(wd, DATA, "BezTriple", icu->totvert, icu->bezt);
 819                                 if(icu->bp)  writestruct(wd, DATA, "BPoint", icu->totvert, icu->bp);
 820                                 if(icu->driver)  writestruct(wd, DATA, "IpoDriver", 1, icu->driver);
 821                                 icu= icu->next;
 822                         }
 823                 }
 824
 825                 ipo= ipo->id.next;
 826         }
 827
 828         /* flush helps the compression for undo-save */
 829         mywrite(wd, MYWRITE_FLUSH, 0);
 830 }
 831
 832 static void write_keys(WriteData *wd, ListBase *idbase)
 833 {
 834         Key *key;
 835         KeyBlock *kb;
 836
 837         key= idbase->first;
 838         while(key) {
 839                 if(key->id.us>0 || wd->current) {
 840                         /* write LibData */
 841                         writestruct(wd, ID_KE, "Key", 1, key);
 842
 843                         /* direct data */
 844                         kb= key->block.first;
 845                         while(kb) {
 846                                 writestruct(wd, DATA, "KeyBlock", 1, kb);
 847                                 if(kb->data) writedata(wd, DATA, kb->totelem*key->elemsize, kb->data);
 848                                 kb= kb->next;
 849                         }
 850                 }
 851
 852                 key= key->id.next;
 853         }
 854         /* flush helps the compression for undo-save */
 855         mywrite(wd, MYWRITE_FLUSH, 0);
 856 }
 857
 858 static void write_cameras(WriteData *wd, ListBase *idbase)
 859 {
 860         Camera *cam;
 861
 862         cam= idbase->first;
 863         while(cam) {
 864                 if(cam->id.us>0 || wd->current) {
 865                         /* write LibData */
 866                         writestruct(wd, ID_CA, "Camera", 1, cam);
 867
 868                         /* direct data */
 869                         write_scriptlink(wd, &cam->scriptlink);
 870                 }
 871
 872                 cam= cam->id.next;
 873         }
 874 }
 875
 876 static void write_mballs(WriteData *wd, ListBase *idbase)
 877 {
 878         MetaBall *mb;
 879         MetaElem *ml;
 880
 881         mb= idbase->first;
 882         while(mb) {
 883                 if(mb->id.us>0 || wd->current) {
 884                         /* write LibData */
 885                         writestruct(wd, ID_MB, "MetaBall", 1, mb);
 886
 887                         /* direct data */
 888                         writedata(wd, DATA, sizeof(void *)*mb->totcol, mb->mat);
 889
 890                         ml= mb->elems.first;
 891                         while(ml) {
 892                                 writestruct(wd, DATA, "MetaElem", 1, ml);
 893                                 ml= ml->next;
 894                         }
 895                 }
 896                 mb= mb->id.next;
 897         }
 898 }
 899
 900 int amount_of_chars(char *str)
 901 {
 902         // Since the data is saved as UTF-8 to the cu->str
 903         // The cu->len is not same as the strlen(cu->str)
 904         return strlen(str);
 905 }
 906
 907 static void write_curves(WriteData *wd, ListBase *idbase)
 908 {
 909         Curve *cu;
 910         Nurb *nu;
 911
 912         cu= idbase->first;
 913         while(cu) {
 914                 if(cu->id.us>0 || wd->current) {
 915                         /* write LibData */
 916                         writestruct(wd, ID_CU, "Curve", 1, cu);
 917
 918                         /* direct data */
 919                         writedata(wd, DATA, sizeof(void *)*cu->totcol, cu->mat);
 920
 921                         if(cu->vfont) {
 922                                 writedata(wd, DATA, amount_of_chars(cu->str)+1, cu->str);
 923                                 writestruct(wd, DATA, "CharInfo", cu->len, cu->strinfo);
 924                                 writestruct(wd, DATA, "TextBox", cu->totbox, cu->tb);
 925                         }
 926                         else {
 927                                 /* is also the order of reading */
 928                                 nu= cu->nurb.first;
 929                                 while(nu) {
 930                                         writestruct(wd, DATA, "Nurb", 1, nu);
 931                                         nu= nu->next;
 932                                 }
 933                                 nu= cu->nurb.first;
 934                                 while(nu) {
 935                                         if( (nu->type & 7)==CU_BEZIER)
 936                                                 writestruct(wd, DATA, "BezTriple", nu->pntsu, nu->bezt);
 937                                         else {
 938                                                 writestruct(wd, DATA, "BPoint", nu->pntsu*nu->pntsv, nu->bp);
 939                                                 if(nu->knotsu) writedata(wd, DATA, KNOTSU(nu)*sizeof(float), nu->knotsu);
 940                                                 if(nu->knotsv) writedata(wd, DATA, KNOTSV(nu)*sizeof(float), nu->knotsv);
 941                                         }
 942                                         nu= nu->next;
 943                                 }
 944                         }
 945                 }
 946                 cu= cu->id.next;
 947         }
 948
 949         /* flush helps the compression for undo-save */
 950         mywrite(wd, MYWRITE_FLUSH, 0);
 951 }
 952
 953 static void write_dverts(WriteData *wd, int count, MDeformVert *dvlist)
 954 {
 955         int     i;
 956
 957         /* Write the dvert list */
 958         writestruct(wd, DATA, "MDeformVert", count, dvlist);
 959
 960         /* Write deformation data for each dvert */
 961         if (dvlist) {
 962                 for (i=0; i<count; i++) {
 963                         if (dvlist[i].dw)
 964                                 writestruct(wd, DATA, "MDeformWeight", dvlist[i].totweight, dvlist[i].dw);
 965                 }
 966         }
 967 }
 968
 969 static void write_meshs(WriteData *wd, ListBase *idbase)
 970 {
 971         Mesh *mesh;
 972
 973         mesh= idbase->first;
 974         while(mesh) {
 975                 if(mesh->id.us>0 || wd->current) {
 976                         /* write LibData */
 977                         writestruct(wd, ID_ME, "Mesh", 1, mesh);
 978
 979                         /* direct data */
 980                         writedata(wd, DATA, sizeof(void *)*mesh->totcol, mesh->mat);
 981
 982                         writestruct(wd, DATA, "MVert", mesh->totvert, mesh->mvert);
 983                         writestruct(wd, DATA, "MEdge", mesh->totedge, mesh->medge);
 984                         writestruct(wd, DATA, "MFace", mesh->totface, mesh->mface);
 985                         writestruct(wd, DATA, "TFace", mesh->totface, mesh->tface);
 986                         writestruct(wd, DATA, "MCol", 4*mesh->totface, mesh->mcol);
 987                         writestruct(wd, DATA, "MSticky", mesh->totvert, mesh->msticky);
 988
 989                         write_dverts(wd, mesh->totvert, mesh->dvert);
 990
 991                 }
 992                 mesh= mesh->id.next;
 993         }
 994 }
 995
 996 static void write_images(WriteData *wd, ListBase *idbase)
 997 {
 998         Image *ima;
 999         PackedFile * pf;
1000
1001         ima= idbase->first;
1002         while(ima) {
1003                 if(ima->id.us>0 || wd->current) {
1004                         /* write LibData */
1005                         writestruct(wd, ID_IM, "Image", 1, ima);
1006
1007                         if (ima->packedfile) {
1008                                 pf = ima->packedfile;
1009                                 writestruct(wd, DATA, "PackedFile", 1, pf);
1010                                 writedata(wd, DATA, pf->size, pf->data);
1011                         }
1012                 }
1013                 ima= ima->id.next;
1014         }
1015         /* flush helps the compression for undo-save */
1016         mywrite(wd, MYWRITE_FLUSH, 0);
1017 }
1018
1019 static void write_textures(WriteData *wd, ListBase *idbase)
1020 {
1021         Tex *tex;
1022
1023         tex= idbase->first;
1024         while(tex) {
1025                 if(tex->id.us>0 || wd->current) {
1026                         /* write LibData */
1027                         writestruct(wd, ID_TE, "Tex", 1, tex);
1028
1029                         /* direct data */
1030                         if(tex->plugin) writestruct(wd, DATA, "PluginTex", 1, tex->plugin);
1031                         if(tex->coba) writestruct(wd, DATA, "ColorBand", 1, tex->coba);
1032                         if(tex->env) writestruct(wd, DATA, "EnvMap", 1, tex->env);
1033                 }
1034                 tex= tex->id.next;
1035         }
1036
1037         /* flush helps the compression for undo-save */
1038         mywrite(wd, MYWRITE_FLUSH, 0);
1039 }
1040
1041 static void write_materials(WriteData *wd, ListBase *idbase)
1042 {
1043         Material *ma;
1044         int a;
1045
1046         ma= idbase->first;
1047         while(ma) {
1048                 if(ma->id.us>0 || wd->current) {
1049                         /* write LibData */
1050                         writestruct(wd, ID_MA, "Material", 1, ma);
1051
1052                         for(a=0; a<MAX_MTEX; a++) {
1053                                 if(ma->mtex[a]) writestruct(wd, DATA, "MTex", 1, ma->mtex[a]);
1054                         }
1055
1056                         if(ma->ramp_col) writestruct(wd, DATA, "ColorBand", 1, ma->ramp_col);
1057                         if(ma->ramp_spec) writestruct(wd, DATA, "ColorBand", 1, ma->ramp_spec);
1058
1059                         write_scriptlink(wd, &ma->scriptlink);
1060
1061                         /* nodetree is integral part of material, no libdata */
1062                         if(ma->nodetree) {
1063                                 writestruct(wd, DATA, "bNodeTree", 1, ma->nodetree);
1064                                 write_nodetree(wd, ma->nodetree);
1065                         }
1066                 }
1067                 ma= ma->id.next;
1068         }
1069 }
1070
1071 static void write_worlds(WriteData *wd, ListBase *idbase)
1072 {
1073         World *wrld;
1074         int a;
1075
1076         wrld= idbase->first;
1077         while(wrld) {
1078                 if(wrld->id.us>0 || wd->current) {
1079                         /* write LibData */
1080                         writestruct(wd, ID_WO, "World", 1, wrld);
1081
1082                         for(a=0; a<MAX_MTEX; a++) {
1083                                 if(wrld->mtex[a]) writestruct(wd, DATA, "MTex", 1, wrld->mtex[a]);
1084                         }
1085
1086                         write_scriptlink(wd, &wrld->scriptlink);
1087                 }
1088                 wrld= wrld->id.next;
1089         }
1090 }
1091
1092 static void write_lamps(WriteData *wd, ListBase *idbase)
1093 {
1094         Lamp *la;
1095         int a;
1096
1097         la= idbase->first;
1098         while(la) {
1099                 if(la->id.us>0 || wd->current) {
1100                         /* write LibData */
1101                         writestruct(wd, ID_LA, "Lamp", 1, la);
1102
1103                         /* direct data */
1104                         for(a=0; a<MAX_MTEX; a++) {
1105                                 if(la->mtex[a]) writestruct(wd, DATA, "MTex", 1, la->mtex[a]);
1106                         }
1107
1108                         write_scriptlink(wd, &la->scriptlink);
1109                 }
1110                 la= la->id.next;
1111         }
1112 }
1113
1114 static void write_lattices(WriteData *wd, ListBase *idbase)
1115 {
1116         Lattice *lt;
1117
1118         lt= idbase->first;
1119         while(lt) {
1120                 if(lt->id.us>0 || wd->current) {
1121                         /* write LibData */
1122                         writestruct(wd, ID_LT, "Lattice", 1, lt);
1123
1124                         /* direct data */
1125                         writestruct(wd, DATA, "BPoint", lt->pntsu*lt->pntsv*lt->pntsw, lt->def);
1126                 }
1127                 lt= lt->id.next;
1128         }
1129 }
1130
1131 static void write_scenes(WriteData *wd, ListBase *scebase)
1132 {
1133         Scene *sce;
1134         Base *base;
1135         Editing *ed;
1136         Sequence *seq;
1137         MetaStack *ms;
1138         Strip *strip;
1139         TimeMarker *marker;
1140
1141         sce= scebase->first;
1142         while(sce) {
1143                 /* write LibData */
1144                 writestruct(wd, ID_SCE, "Scene", 1, sce);
1145
1146                 /* direct data */
1147                 base= sce->base.first;
1148                 while(base) {
1149                         writestruct(wd, DATA, "Base", 1, base);
1150                         base= base->next;
1151                 }
1152
1153                 writestruct(wd, DATA, "Radio", 1, sce->radio);
1154                 writestruct(wd, DATA, "ToolSettings", 1, sce->toolsettings);
1155
1156                 ed= sce->ed;
1157                 if(ed) {
1158                         writestruct(wd, DATA, "Editing", 1, ed);
1159
1160                         /* reset write flags too */
1161                         WHILE_SEQ(&ed->seqbase) {
1162                                 if(seq->strip) seq->strip->done= 0;
1163                                 writestruct(wd, DATA, "Sequence", 1, seq);
1164                         }
1165                         END_SEQ
1166
1167                         WHILE_SEQ(&ed->seqbase) {
1168                                 if(seq->strip && seq->strip->done==0) {
1169                                         /* write strip with 'done' at 0 because readfile */
1170
1171                                         if(seq->plugin) writestruct(wd, DATA, "PluginSeq", 1, seq->plugin);
1172                                         if(seq->effectdata) {
1173                                                 switch(seq->type){
1174                                                         case SEQ_WIPE:
1175                                                                 writestruct(wd, DATA, "WipeVars", 1, seq->effectdata);
1176                                                                 break;
1177                                                         case SEQ_GLOW:
1178                                                                 writestruct(wd, DATA, "GlowVars", 1, seq->effectdata);
1179                                                                 break;
1180                                                 }
1181                                         }
1182
1183                                         strip= seq->strip;
1184                                         writestruct(wd, DATA, "Strip", 1, strip);
1185
1186                                         if(seq->type==SEQ_IMAGE)
1187                                                 writestruct(wd, DATA, "StripElem", strip->len, strip->stripdata);
1188                                         else if(seq->type==SEQ_MOVIE || seq->type==SEQ_SOUND)
1189                                                 writestruct(wd, DATA, "StripElem", 1, strip->stripdata);
1190
1191                                         strip->done= 1;
1192                                 }
1193                         }
1194                         END_SEQ
1195
1196                         /* new; meta stack too, even when its nasty restore code */
1197                         for(ms= ed->metastack.first; ms; ms= ms->next) {
1198                                 writestruct(wd, DATA, "MetaStack", 1, ms);
1199                         }
1200                 }
1201
1202                 write_scriptlink(wd, &sce->scriptlink);
1203
1204                 if (sce->r.avicodecdata) {
1205                         writestruct(wd, DATA, "AviCodecData", 1, sce->r.avicodecdata);
1206                         if (sce->r.avicodecdata->lpFormat) writedata(wd, DATA, sce->r.avicodecdata->cbFormat, sce->r.avicodecdata->lpFormat);
1207                         if (sce->r.avicodecdata->lpParms) writedata(wd, DATA, sce->r.avicodecdata->cbParms, sce->r.avicodecdata->lpParms);
1208                 }
1209
1210                 if (sce->r.qtcodecdata) {
1211                         writestruct(wd, DATA, "QuicktimeCodecData", 1, sce->r.qtcodecdata);
1212                         if (sce->r.qtcodecdata->cdParms) writedata(wd, DATA, sce->r.qtcodecdata->cdSize, sce->r.qtcodecdata->cdParms);
1213                 }
1214
1215                 /* writing dynamic list of TimeMarkers to the blend file */
1216                 marker= sce->markers.first;
1217                 while(marker){
1218                         writestruct(wd, DATA, "TimeMarker", 1, marker);
1219                         marker= marker->next;
1220                 }
1221
1222                 if(sce->nodetree) {
1223                         writestruct(wd, DATA, "bNodeTree", 1, sce->nodetree);
1224                         write_nodetree(wd, sce->nodetree);
1225                 }
1226
1227                 sce= sce->id.next;
1228         }
1229         /* flush helps the compression for undo-save */
1230         mywrite(wd, MYWRITE_FLUSH, 0);
1231 }
1232
1233 static void write_screens(WriteData *wd, ListBase *scrbase)
1234 {
1235         bScreen *sc;
1236         ScrArea *sa;
1237         ScrVert *sv;
1238         ScrEdge *se;
1239
1240         sc= scrbase->first;
1241         while(sc) {
1242                 /* write LibData */
1243                 writestruct(wd, ID_SCR, "Screen", 1, sc);
1244
1245                 /* direct data */
1246                 sv= sc->vertbase.first;
1247                 while(sv) {
1248                         writestruct(wd, DATA, "ScrVert", 1, sv);
1249                         sv= sv->next;
1250                 }
1251
1252                 se= sc->edgebase.first;
1253                 while(se) {
1254                         writestruct(wd, DATA, "ScrEdge", 1, se);
1255                         se= se->next;
1256                 }
1257
1258                 sa= sc->areabase.first;
1259                 while(sa) {
1260                         SpaceLink *sl;
1261                         Panel *pa;
1262
1263                         writestruct(wd, DATA, "ScrArea", 1, sa);
1264
1265                         pa= sa->panels.first;
1266                         while(pa) {
1267                                 writestruct(wd, DATA, "Panel", 1, pa);
1268                                 pa= pa->next;
1269                         }
1270
1271                         /* space handler scriptlinks */
1272                         write_scriptlink(wd, &sa->scriptlink);
1273
1274                         sl= sa->spacedata.first;
1275                         while(sl) {
1276                                 if(sl->spacetype==SPACE_VIEW3D) {
1277                                         View3D *v3d= (View3D*) sl;
1278                                         writestruct(wd, DATA, "View3D", 1, v3d);
1279                                         if(v3d->bgpic) writestruct(wd, DATA, "BGpic", 1, v3d->bgpic);
1280                                         if(v3d->localvd) writestruct(wd, DATA, "View3D", 1, v3d->localvd);
1281                                         if(v3d->clipbb) writestruct(wd, DATA, "BoundBox", 1, v3d->clipbb);
1282                                 }
1283                                 else if(sl->spacetype==SPACE_IPO) {
1284                                         writestruct(wd, DATA, "SpaceIpo", 1, sl);
1285                                 }
1286                                 else if(sl->spacetype==SPACE_BUTS) {
1287                                         writestruct(wd, DATA, "SpaceButs", 1, sl);
1288                                 }
1289                                 else if(sl->spacetype==SPACE_FILE) {
1290                                         writestruct(wd, DATA, "SpaceFile", 1, sl);
1291                                 }
1292                                 else if(sl->spacetype==SPACE_SEQ) {
1293                                         writestruct(wd, DATA, "SpaceSeq", 1, sl);
1294                                 }
1295                                 else if(sl->spacetype==SPACE_OOPS) {
1296                                         SpaceOops *so= (SpaceOops *)sl;
1297                                         Oops *oops;
1298
1299                                         /* cleanup */
1300                                         oops= so->oops.first;
1301                                         while(oops) {
1302                                                 Oops *oopsn= oops->next;
1303                                                 if(oops->id==0) {
1304                                                         BLI_remlink(&so->oops, oops);
1305                                                         free_oops(oops);
1306                                                 }
1307                                                 oops= oopsn;
1308                                         }
1309
1310                                         /* ater cleanup, because of listbase! */
1311                                         writestruct(wd, DATA, "SpaceOops", 1, so);
1312
1313                                         oops= so->oops.first;
1314                                         while(oops) {
1315                                                 writestruct(wd, DATA, "Oops", 1, oops);
1316                                                 oops= oops->next;
1317                                         }
1318                                         /* outliner */
1319                                         if(so->treestore) {
1320                                                 writestruct(wd, DATA, "TreeStore", 1, so->treestore);
1321                                                 if(so->treestore->data)
1322                                                         writestruct(wd, DATA, "TreeStoreElem", so->treestore->usedelem, so->treestore->data);
1323                                         }
1324                                 }
1325                                 else if(sl->spacetype==SPACE_IMAGE) {
1326                                         SpaceImage *sima= (SpaceImage *)sl;
1327
1328                                         writestruct(wd, DATA, "SpaceImage", 1, sl);
1329                                         if(sima->cumap)
1330                                                 write_curvemapping(wd, sima->cumap);
1331                                 }
1332                                 else if(sl->spacetype==SPACE_IMASEL) {
1333                                         writestruct(wd, DATA, "SpaceImaSel", 1, sl);
1334                                 }
1335                                 else if(sl->spacetype==SPACE_TEXT) {
1336                                         writestruct(wd, DATA, "SpaceText", 1, sl);
1337                                 }
1338                                 else if(sl->spacetype==SPACE_SCRIPT) {
1339                                         writestruct(wd, DATA, "SpaceScript", 1, sl);
1340                                 }
1341                                 else if(sl->spacetype==SPACE_ACTION) {
1342                                         writestruct(wd, DATA, "SpaceAction", 1, sl);
1343                                 }
1344                                 else if(sl->spacetype==SPACE_SOUND) {
1345                                         writestruct(wd, DATA, "SpaceSound", 1, sl);
1346                                 }
1347                                 else if(sl->spacetype==SPACE_NLA){
1348                                         writestruct(wd, DATA, "SpaceNla", 1, sl);
1349                                 }
1350                                 else if(sl->spacetype==SPACE_TIME){
1351                                         writestruct(wd, DATA, "SpaceTime", 1, sl);
1352                                 }
1353                                 else if(sl->spacetype==SPACE_NODE){
1354                                         writestruct(wd, DATA, "SpaceNode", 1, sl);
1355                                 }
1356                                 sl= sl->next;
1357                         }
1358
1359                         sa= sa->next;
1360                 }
1361
1362                 sc= sc->id.next;
1363         }
1364 }
1365
1366 static void write_libraries(WriteData *wd, Main *main)
1367 {
1368         ListBase *lbarray[30];
1369         ID *id;
1370         int a, tot, foundone;
1371
1372         while(main) {
1373
1374                 a=tot= set_listbasepointers(main, lbarray);
1375
1376                 /* test: is lib being used */
1377                 foundone= 0;
1378                 while(tot--) {
1379                         id= lbarray[tot]->first;
1380                         while(id) {
1381                                 if(id->us>0 && (id->flag & LIB_EXTERN)) {
1382                                         foundone= 1;
1383                                         break;
1384                                 }
1385                                 id= id->next;
1386                         }
1387                         if(foundone) break;
1388                 }
1389
1390                 if(foundone) {
1391                         writestruct(wd, ID_LI, "Library", 1, main->curlib);
1392
1393                         while(a--) {
1394                                 id= lbarray[a]->first;
1395                                 while(id) {
1396                                         if(G.rt==127 && GS(id->name)!=ID_GR) break;
1397
1398                                         if(id->us>0 && (id->flag & LIB_EXTERN)) {
1399
1400                                                 writestruct(wd, ID_ID, "ID", 1, id);
1401                                         }
1402                                         id= id->next;
1403                                 }
1404                         }
1405                 }
1406
1407                 main= main->next;
1408         }
1409 }
1410
1411 static void write_bone(WriteData *wd, Bone* bone)
1412 {
1413         Bone*   cbone;
1414
1415         // PATCH for upward compatibility after 2.37+ armature recode
1416         bone->size[0]= bone->size[1]= bone->size[2]= 1.0f;
1417
1418         // Write this bone
1419         writestruct(wd, DATA, "Bone", 1, bone);
1420
1421         // Write Children
1422         cbone= bone->childbase.first;
1423         while(cbone) {
1424                 write_bone(wd, cbone);
1425                 cbone= cbone->next;
1426         }
1427 }
1428
1429 static void write_armatures(WriteData *wd, ListBase *idbase)
1430 {
1431         bArmature       *arm;
1432         Bone            *bone;
1433
1434         arm=idbase->first;
1435         while (arm) {
1436                 if (arm->id.us>0 || wd->current) {
1437                         writestruct(wd, ID_AR, "bArmature", 1, arm);
1438
1439                         /* Direct data */
1440                         bone= arm->bonebase.first;
1441                         while(bone) {
1442                                 write_bone(wd, bone);
1443                                 bone=bone->next;
1444                         }
1445                 }
1446                 arm=arm->id.next;
1447         }
1448
1449         /* flush helps the compression for undo-save */
1450         mywrite(wd, MYWRITE_FLUSH, 0);
1451 }
1452
1453 static void write_actions(WriteData *wd, ListBase *idbase)
1454 {
1455         bAction                 *act;
1456         bActionChannel  *chan;
1457
1458         for(act=idbase->first; act; act= act->id.next) {
1459                 if (act->id.us>0 || wd->current) {
1460                         writestruct(wd, ID_AC, "bAction", 1, act);
1461
1462                         for (chan=act->chanbase.first; chan; chan=chan->next) {
1463                                 writestruct(wd, DATA, "bActionChannel", 1, chan);
1464                                 write_constraint_channels(wd, &chan->constraintChannels);
1465                         }
1466                 }
1467         }
1468 }
1469
1470 static void write_texts(WriteData *wd, ListBase *idbase)
1471 {
1472         Text *text;
1473         TextLine *tmp;
1474
1475         text= idbase->first;
1476         while(text) {
1477                 if ( (text->flags & TXT_ISMEM) && (text->flags & TXT_ISEXT)) text->flags &= ~TXT_ISEXT;
1478
1479                 /* write LibData */
1480                 writestruct(wd, ID_TXT, "Text", 1, text);
1481                 if(text->name) writedata(wd, DATA, strlen(text->name)+1, text->name);
1482
1483                 if(!(text->flags & TXT_ISEXT)) {
1484                         /* now write the text data, in two steps for optimization in the readfunction */
1485                         tmp= text->lines.first;
1486                         while (tmp) {
1487                                 writestruct(wd, DATA, "TextLine", 1, tmp);
1488                                 tmp= tmp->next;
1489                         }
1490
1491                         tmp= text->lines.first;
1492                         while (tmp) {
1493                                 writedata(wd, DATA, tmp->len+1, tmp->line);
1494                                 tmp= tmp->next;
1495                         }
1496                 }
1497                 text= text->id.next;
1498         }
1499
1500         /* flush helps the compression for undo-save */
1501         mywrite(wd, MYWRITE_FLUSH, 0);
1502 }
1503
1504 static void write_sounds(WriteData *wd, ListBase *idbase)
1505 {
1506         bSound *sound;
1507         bSample *sample;
1508
1509         PackedFile * pf;
1510
1511         // set all samples to unsaved status
1512
1513         sample = samples->first;
1514         while (sample) {
1515                 sample->flags |= SAMPLE_NEEDS_SAVE;
1516                 sample = sample->id.next;
1517         }
1518
1519         sound= idbase->first;
1520         while(sound) {
1521                 if(sound->id.us>0 || wd->current) {
1522                         // do we need to save the packedfile as well ?
1523                         sample = sound->sample;
1524                         if (sample) {
1525                                 if (sample->flags & SAMPLE_NEEDS_SAVE) {
1526                                         sound->newpackedfile = sample->packedfile;
1527                                         sample->flags &= ~SAMPLE_NEEDS_SAVE;
1528                                 } else {
1529                                         sound->newpackedfile = NULL;
1530                                 }
1531                         }
1532
1533                         /* write LibData */
1534                         writestruct(wd, ID_SO, "bSound", 1, sound);
1535
1536                         if (sound->newpackedfile) {
1537                                 pf = sound->newpackedfile;
1538                                 writestruct(wd, DATA, "PackedFile", 1, pf);
1539                                 writedata(wd, DATA, pf->size, pf->data);
1540                         }
1541
1542                         if (sample) {
1543                                 sound->newpackedfile = sample->packedfile;
1544                         }
1545                 }
1546                 sound= sound->id.next;
1547         }
1548
1549         /* flush helps the compression for undo-save */
1550         mywrite(wd, MYWRITE_FLUSH, 0);
1551 }
1552
1553 static void write_groups(WriteData *wd, ListBase *idbase)
1554 {
1555         Group *group;
1556         GroupObject *go;
1557
1558         for(group= idbase->first; group; group= group->id.next) {
1559                 if(group->id.us>0 || wd->current) {
1560                         /* write LibData */
1561                         writestruct(wd, ID_GR, "Group", 1, group);
1562
1563                         go= group->gobject.first;
1564                         while(go) {
1565                                 writestruct(wd, DATA, "GroupObject", 1, go);
1566                                 go= go->next;
1567                         }
1568                 }
1569         }
1570 }
1571
1572 static void write_nodetrees(WriteData *wd, ListBase *idbase)
1573 {
1574         bNodeTree *ntree;
1575
1576         for(ntree=idbase->first; ntree; ntree= ntree->id.next) {
1577                 if (ntree->id.us>0 || wd->current) {
1578                         writestruct(wd, ID_NT, "bNodeTree", 1, ntree);
1579                         write_nodetree(wd, ntree);
1580                 }
1581         }
1582 }
1583
1584 static void write_global(WriteData *wd)
1585 {
1586         FileGlobal fg;
1587
1588         fg.curscreen= G.curscreen;
1589         fg.curscene= G.scene;
1590         fg.displaymode= G.displaymode;
1591         fg.winpos= G.winpos;
1592         fg.fileflags= (G.fileflags & ~G_FILE_NO_UI);    // prevent to save this, is not good convention, and feature with concerns...
1593         fg.globalf= G.f;
1594
1595         writestruct(wd, GLOB, "FileGlobal", 1, &fg);
1596 }
1597
1598 /* if *mem there's filesave to memory */
1599 static int write_file_handle(int handle, MemFile *compare, MemFile *current, int write_user_block, int write_flags)
1600 {
1601         BHead bhead;
1602         ListBase mainlist;
1603         char buf[13];
1604         WriteData *wd;
1605 /*      int data; */ /*unused*/
1606
1607         mainlist.first= mainlist.last= G.main;
1608         G.main->next= NULL;
1609
1610         blo_split_main(&mainlist);
1611
1612         wd= bgnwrite(handle, compare, current, write_flags);
1613
1614         sprintf(buf, "BLENDER%c%c%.3d", (sizeof(void*)==8)?'-':'_', (G.order==B_ENDIAN)?'V':'v', G.version);
1615         mywrite(wd, buf, 12);
1616
1617         write_renderinfo(wd);
1618
1619         if(current==NULL)
1620                 write_screens  (wd, &G.main->screen);   // no UI save
1621         write_scenes   (wd, &G.main->scene);
1622         write_curves   (wd, &G.main->curve);
1623         write_mballs   (wd, &G.main->mball);
1624         write_images   (wd, &G.main->image);
1625         write_cameras  (wd, &G.main->camera);
1626         write_lamps    (wd, &G.main->lamp);
1627         write_lattices (wd, &G.main->latt);
1628         write_vfonts   (wd, &G.main->vfont);
1629         write_ipos     (wd, &G.main->ipo);
1630         write_keys     (wd, &G.main->key);
1631         write_worlds   (wd, &G.main->world);
1632         write_texts    (wd, &G.main->text);
1633         write_sounds   (wd, &G.main->sound);
1634         write_groups   (wd, &G.main->group);
1635         write_armatures(wd, &G.main->armature);
1636         write_actions  (wd, &G.main->action);
1637         write_objects  (wd, &G.main->object);
1638         write_materials(wd, &G.main->mat);
1639         write_textures (wd, &G.main->tex);
1640         write_meshs    (wd, &G.main->mesh);
1641         write_nodetrees(wd, &G.main->nodetree);
1642         write_libraries(wd,  G.main->next);
1643
1644         write_global(wd);
1645         if (write_user_block) {
1646                 write_userdef(wd);
1647         }
1648
1649         /* dna as last, because (to be implemented) test for which structs are written */
1650         writedata(wd, DNA1, wd->sdna->datalen, wd->sdna->data);
1651
1652         /* end of file */
1653         memset(&bhead, 0, sizeof(BHead));
1654         bhead.code= ENDB;
1655         mywrite(wd, &bhead, sizeof(BHead));
1656
1657         blo_join_main(&mainlist);
1658         G.main= mainlist.first;
1659
1660         return endwrite(wd);
1661 }
1662
1663 /* return: success (1) */
1664 int BLO_write_file(char *dir, int write_flags, char **error_r)
1665 {
1666         char userfilename[FILE_MAXDIR+FILE_MAXFILE];
1667         char tempname[FILE_MAXDIR+FILE_MAXFILE];
1668         int file, fout, write_user_block;
1669
1670         sprintf(tempname, "%s@", dir);
1671
1672         file = open(tempname,O_BINARY+O_WRONLY+O_CREAT+O_TRUNC, 0666);
1673         if(file == -1) {
1674                 *error_r= "Unable to open";
1675                 return 0;
1676         }
1677
1678         BLI_make_file_string(G.sce, userfilename, BLI_gethome(), ".B.blend");
1679
1680         write_user_block= BLI_streq(dir, userfilename);
1681
1682         fout= write_file_handle(file, NULL,NULL, write_user_block, write_flags);
1683         close(file);
1684
1685         if(!fout) {
1686                 if(write_flags & G_FILE_COMPRESS)
1687                 {
1688                         // compressed files have the same ending as regular files... only from 2.4!!!
1689
1690                         int ret = BLI_gzip(tempname, dir);
1691
1692                         if(-1==ret) {
1693                                 *error_r= "Failed opening .gz file";
1694                                 return 0;
1695                         }
1696                         if(-2==ret) {
1697                                 *error_r= "Failed opening .blend file for compression";
1698                                 return 0;
1699                         }
1700                 }
1701                 else
1702                 if(BLI_rename(tempname, dir) < 0) {
1703                         *error_r= "Can't change old file. File saved with @";
1704                         return 0;
1705                 }
1706
1707
1708         } else {
1709                 remove(tempname);
1710
1711                 *error_r= "Not enough diskspace";
1712                 return 0;
1713         }
1714
1715         return 1;
1716 }
1717
1718 /* return: success (1) */
1719 int BLO_write_file_mem(MemFile *compare, MemFile *current, int write_flags, char **error_r)
1720 {
1721         int err;
1722
1723         err= write_file_handle(0, compare, current, 0, write_flags);
1724
1725         if(err==0) return 1;
1726         return 0;
1727 }
1728
1729
1730         /* Runtime writing */
1731
1732 #ifdef WIN32
1733 #define PATHSEPERATOR           "\\"
1734 #else
1735 #define PATHSEPERATOR           "/"
1736 #endif
1737
1738 static char *get_install_dir(void) {
1739         extern char bprogname[];
1740         char *tmpname = BLI_strdup(bprogname);
1741         char *cut;
1742
1743 #ifdef __APPLE__
1744         cut = strstr(tmpname, ".app");
1745         if (cut) cut[0] = 0;
1746 #endif
1747
1748         cut = BLI_last_slash(tmpname);
1749
1750         if (cut) {
1751                 cut[0] = 0;
1752                 return tmpname;
1753         } else {
1754                 MEM_freeN(tmpname);
1755                 return NULL;
1756         }
1757 }
1758
1759 static char *get_runtime_path(char *exename) {
1760         char *installpath= get_install_dir();
1761
1762         if (!installpath) {
1763                 return NULL;
1764         } else {
1765                 char *path= MEM_mallocN(strlen(installpath)+strlen(PATHSEPERATOR)+strlen(exename)+1, "runtimepath");
1766                 strcpy(path, installpath);
1767                 strcat(path, PATHSEPERATOR);
1768                 strcat(path, exename);
1769
1770                 MEM_freeN(installpath);
1771
1772                 return path;
1773         }
1774 }
1775
1776 #ifdef __APPLE__
1777
1778 static int recursive_copy_runtime(char *outname, char *exename, char **cause_r)
1779 {
1780         char *cause = NULL, *runtime = get_runtime_path(exename);
1781         char command[2 * (FILE_MAXDIR+FILE_MAXFILE) + 32];
1782         int progfd = -1;
1783
1784         if (!runtime) {
1785                 cause= "Unable to find runtime";
1786                 goto cleanup;
1787         }
1788         //printf("runtimepath %s\n", runtime);
1789
1790         progfd= open(runtime, O_BINARY|O_RDONLY, 0);
1791         if (progfd==-1) {
1792                 cause= "Unable to find runtime";
1793                 goto cleanup;
1794         }
1795
1796         sprintf(command, "/bin/cp -R \"%s\" \"%s\"", runtime, outname);
1797         //printf("command %s\n", command);
1798         if (system(command) == -1) {
1799                 cause = "Couldn't copy runtime";
1800         }
1801
1802 cleanup:
1803         if (progfd!=-1)
1804                 close(progfd);
1805         if (runtime)
1806                 MEM_freeN(runtime);
1807
1808         if (cause) {
1809                 *cause_r= cause;
1810                 return 0;
1811         } else
1812                 return 1;
1813 }
1814
1815 void BLO_write_runtime(char *file, char *exename) {
1816         char gamename[FILE_MAXDIR+FILE_MAXFILE];
1817         int outfd = -1;
1818         char *cause= NULL;
1819
1820         // remove existing file / bundle
1821         //printf("Delete file %s\n", file);
1822         BLI_delete(file, NULL, TRUE);
1823
1824         if (!recursive_copy_runtime(file, exename, &cause))
1825                 goto cleanup;
1826
1827         strcpy(gamename, file);
1828         strcat(gamename, "/Contents/Resources/game.blend");
1829         //printf("gamename %s\n", gamename);
1830         outfd= open(gamename, O_BINARY|O_WRONLY|O_CREAT|O_TRUNC, 0777);
1831         if (outfd != -1) {
1832
1833                 write_file_handle(outfd, NULL,NULL, 0, G.fileflags);
1834
1835                 if (write(outfd, " ", 1) != 1) {
1836                         cause= "Unable to write to output file";
1837                         goto cleanup;
1838                 }
1839         } else {
1840                 cause = "Unable to open blenderfile";
1841         }
1842
1843 cleanup:
1844         if (outfd!=-1)
1845                 close(outfd);
1846
1847         if (cause)
1848                 error("Unable to make runtime: %s", cause);
1849 }
1850
1851 #else /* !__APPLE__ */
1852
1853 static int handle_append_runtime(int handle, char *exename, char **cause_r) {
1854         char *cause= NULL, *runtime= get_runtime_path(exename);
1855         unsigned char buf[1024];
1856         int count, progfd= -1;
1857
1858         if (!runtime) {
1859                 cause= "Unable to find runtime";
1860                 goto cleanup;
1861         }
1862
1863         progfd= open(runtime, O_BINARY|O_RDONLY, 0);
1864         if (progfd==-1) {
1865                 cause= "Unable to find runtime";
1866                 goto cleanup;
1867         }
1868
1869         while ((count= read(progfd, buf, sizeof(buf)))>0) {
1870                 if (write(handle, buf, count)!=count) {
1871                         cause= "Unable to write to output file";
1872                         goto cleanup;
1873                 }
1874         }
1875
1876 cleanup:
1877         if (progfd!=-1)
1878                 close(progfd);
1879         if (runtime)
1880                 MEM_freeN(runtime);
1881
1882         if (cause) {
1883                 *cause_r= cause;
1884                 return 0;
1885         } else
1886                 return 1;
1887 }
1888
1889 static int handle_write_msb_int(int handle, int i) {
1890         unsigned char buf[4];
1891         buf[0]= (i>>24)&0xFF;
1892         buf[1]= (i>>16)&0xFF;
1893         buf[2]= (i>>8)&0xFF;
1894         buf[3]= (i>>0)&0xFF;
1895
1896         return (write(handle, buf, 4)==4);
1897 }
1898
1899 void BLO_write_runtime(char *file, char *exename) {
1900         int outfd= open(file, O_BINARY|O_WRONLY|O_CREAT|O_TRUNC, 0777);
1901         char *cause= NULL;
1902         int datastart;
1903
1904         if (!outfd) {
1905                 cause= "Unable to open output file";
1906                 goto cleanup;
1907         }
1908         if (!handle_append_runtime(outfd, exename, &cause))
1909                 goto cleanup;
1910
1911         datastart= lseek(outfd, 0, SEEK_CUR);
1912
1913         write_file_handle(outfd, NULL,NULL, 0, G.fileflags);
1914
1915         if (!handle_write_msb_int(outfd, datastart) || (write(outfd, "BRUNTIME", 8)!=8)) {
1916                 cause= "Unable to write to output file";
1917                 goto cleanup;
1918         }
1919
1920 cleanup:
1921         if (outfd!=-1)
1922                 close(outfd);
1923
1924         if (cause)
1925                 error("Unable to make runtime: %s", cause);
1926 }
1927
1928 #endif /* !__APPLE__ */