source/blender/render/intern/source/pipeline.c

   1 /**
   2  *
   3  * ***** BEGIN GPL LICENSE BLOCK *****
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License
   7  * as published by the Free Software Foundation; either version 2
   8  * of the License, or (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software Foundation,
  17  * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  18  *
  19  * The Original Code is Copyright (C) 2006 Blender Foundation.
  20  * All rights reserved.
  21  *
  22  * The Original Code is: all of this file.
  23  *
  24  * Contributor(s): none yet.
  25  *
  26  * ***** END GPL LICENSE BLOCK *****
  27  */
  28
  29 #include <math.h>
  30 #include <limits.h>
  31 #include <string.h>
  32 #include <stdlib.h>
  33
  34 #include "DNA_group_types.h"
  35 #include "DNA_node_types.h"
  36 #include "DNA_object_types.h"
  37 #include "DNA_scene_types.h"
  38
  39 #include "BKE_global.h"
  40 #include "BKE_image.h"
  41 #include "BKE_node.h"
  42 #include "BKE_scene.h"
  43 #include "BKE_writeavi.h"       /* <------ should be replaced once with generic movie module */
  44
  45 #include "MEM_guardedalloc.h"
  46
  47 #include "BLI_arithb.h"
  48 #include "BLI_blenlib.h"
  49 #include "BLI_threads.h"
  50
  51 #include "PIL_time.h"
  52 #include "IMB_imbuf.h"
  53 #include "IMB_imbuf_types.h"
  54
  55 #include "intern/openexr/openexr_multi.h"
  56
  57 #include "RE_pipeline.h"
  58 #include "radio.h"
  59
  60 #include "BSE_sequence.h"  /* <----------------- bad!!! */
  61
  62 /* internal */
  63 #include "render_types.h"
  64 #include "renderpipeline.h"
  65 #include "renderdatabase.h"
  66 #include "rendercore.h"
  67 #include "envmap.h"
  68 #include "initrender.h"
  69 #include "shadbuf.h"
  70 #include "zbuf.h"
  71
  72 /* render flow
  73
  74 1) Initialize state
  75 - state data, tables
  76 - movie/image file init
  77 - everything that doesn't change during animation
  78
  79 2) Initialize data
  80 - camera, world, matrices
  81 - make render verts, faces, halos, strands
  82 - everything can change per frame/field
  83
  84 3) Render Processor
  85 - multiple layers
  86 - tiles, rect, baking
  87 - layers/tiles optionally to disk or directly in Render Result
  88
  89 4) Composit Render Result
  90 - also read external files etc
  91
  92 5) Image Files
  93 - save file or append in movie
  94
  95 */
  96
  97
  98 /* ********* globals ******** */
  99
 100 /* here we store all renders */
 101 static struct ListBase RenderList= {NULL, NULL};
 102
 103 /* hardcopy of current render, used while rendering for speed */
 104 volatile Render R;
 105
 106 //static SDL_mutex *exrtile_lock= NULL;
 107
 108 /* ********* alloc and free ******** */
 109
 110
 111 static volatile int g_break= 0;
 112 static int thread_break(void)
 113 {
 114         return g_break;
 115 }
 116
 117 /* default callbacks, set in each new render */
 118 static void result_nothing(RenderResult *rr) {}
 119 static void result_rcti_nothing(RenderResult *rr, volatile struct rcti *rect) {}
 120 static void stats_nothing(RenderStats *rs) {}
 121 static void int_nothing(int val) {}
 122 static int void_nothing(void) {return 0;}
 123 static void print_error(const char *str) {printf("ERROR: %s\n", str);}
 124
 125 static void stats_background(RenderStats *rs)
 126 {
 127         extern int mem_in_use;
 128         float megs_used_memory= mem_in_use/(1024.0*1024.0);
 129         char str[400], *spos= str;
 130
 131         if(rs->convertdone) {
 132
 133                 spos+= sprintf(spos, "Fra:%d Mem:%.2fM ", G.scene->r.cfra, megs_used_memory);
 134
 135                 if(rs->infostr) {
 136                         spos+= sprintf(spos, " | %s", rs->infostr);
 137                 }
 138                 else {
 139                         if(rs->tothalo)
 140                                 spos+= sprintf(spos, "Sce: %s Ve:%d Fa:%d Ha:%d La:%d", G.scene->id.name+2, rs->totvert, rs->totface, rs->tothalo, rs->totlamp);
 141                         else
 142                                 spos+= sprintf(spos, "Sce: %s Ve:%d Fa:%d La:%d", G.scene->id.name+2, rs->totvert, rs->totface, rs->totlamp);
 143                 }
 144                 printf(str); printf("\n");
 145         }
 146 }
 147
 148 static void free_render_result(RenderResult *res)
 149 {
 150         if(res==NULL) return;
 151
 152         while(res->layers.first) {
 153                 RenderLayer *rl= res->layers.first;
 154
 155                 if(rl->rectf) MEM_freeT(rl->rectf);
 156                 while(rl->passes.first) {
 157                         RenderPass *rpass= rl->passes.first;
 158                         if(rpass->rect) MEM_freeT(rpass->rect);
 159                         BLI_remlink(&rl->passes, rpass);
 160                         MEM_freeT(rpass);
 161                 }
 162                 BLI_remlink(&res->layers, rl);
 163                 MEM_freeT(rl);
 164         }
 165
 166         if(res->rect32)
 167                 MEM_freeT(res->rect32);
 168         if(res->rectz)
 169                 MEM_freeT(res->rectz);
 170         if(res->rectf)
 171                 MEM_freeT(res->rectf);
 172
 173         MEM_freeT(res);
 174 }
 175
 176 static char *get_pass_name(int passtype, int channel)
 177 {
 178
 179         if(passtype == SCE_PASS_COMBINED) {
 180                 if(channel==0) return "Combined.R";
 181                 else if(channel==1) return "Combined.G";
 182                 else if(channel==2) return "Combined.B";
 183                 else return "Combined.A";
 184         }
 185         if(passtype == SCE_PASS_Z)
 186                 return "Z";
 187         if(passtype == SCE_PASS_VECTOR) {
 188                 if(channel==0) return "Vector.X";
 189                 else if(channel==1) return "Vector.Y";
 190                 else if(channel==2) return "Vector.Z";
 191                 else return "Vector.W";
 192         }
 193         if(passtype == SCE_PASS_NORMAL) {
 194                 if(channel==0) return "Normal.X";
 195                 else if(channel==1) return "Normal.Y";
 196                 else return "Normal.Z";
 197         }
 198         if(passtype == SCE_PASS_RGBA) {
 199                 if(channel==0) return "Color.R";
 200                 else if(channel==1) return "Color.G";
 201                 else if(channel==2) return "Color.B";
 202                 else return "Color.A";
 203         }
 204         if(passtype == SCE_PASS_DIFFUSE) {
 205                 if(channel==0) return "Diffuse.R";
 206                 else if(channel==1) return "Diffuse.G";
 207                 else return "Diffuse.B";
 208         }
 209         if(passtype == SCE_PASS_SPEC) {
 210                 if(channel==0) return "Spec.R";
 211                 else if(channel==1) return "Spec.G";
 212                 else return "Spec.B";
 213         }
 214         if(passtype == SCE_PASS_SHADOW) {
 215                 if(channel==0) return "Shadow.R";
 216                 else if(channel==1) return "Shadow.G";
 217                 else return "Shadow.B";
 218         }
 219         if(passtype == SCE_PASS_AO) {
 220                 if(channel==0) return "AO.R";
 221                 else if(channel==1) return "AO.G";
 222                 else return "AO.B";
 223         }
 224         if(passtype == SCE_PASS_RAY) {
 225                 if(channel==0) return "Ray.R";
 226                 else if(channel==1) return "Ray.G";
 227                 else return "Ray.B";
 228         }
 229         return "Unknown";
 230 }
 231
 232 static void render_layer_add_pass(RenderResult *rr, RenderLayer *rl, int channels, int passtype)
 233 {
 234         char *typestr= get_pass_name(passtype, 0);
 235         RenderPass *rpass= MEM_callocT(sizeof(RenderPass), typestr);
 236         int rectsize= rr->rectx*rr->recty*channels;
 237
 238         BLI_addtail(&rl->passes, rpass);
 239         rpass->passtype= passtype;
 240         rpass->channels= channels;
 241
 242         if(rr->exrhandle) {
 243                 int a;
 244                 for(a=0; a<channels; a++)
 245                         IMB_exr_add_channel(rr->exrhandle, rl->name, get_pass_name(passtype, a));
 246         }
 247         else {
 248                 if(passtype==SCE_PASS_VECTOR) {
 249                         float *rect;
 250                         int x;
 251
 252                         /* initialize to max speed */
 253                         rect= rpass->rect= MEM_mapallocT(sizeof(float)*rectsize, typestr);
 254                         for(x= rectsize-1; x>=0; x--)
 255                                 rect[x]= PASS_VECTOR_MAX;
 256                 }
 257                 else
 258                         rpass->rect= MEM_mapallocT(sizeof(float)*rectsize, typestr);
 259         }
 260 }
 261
 262 float *RE_RenderLayerGetPass(RenderLayer *rl, int passtype)
 263 {
 264         RenderPass *rpass;
 265
 266         for(rpass=rl->passes.first; rpass; rpass= rpass->next)
 267                 if(rpass->passtype== passtype)
 268                         return rpass->rect;
 269         return NULL;
 270 }
 271
 272
 273 /* called by main render as well for parts */
 274 /* will read info from Render *re to define layers */
 275 /* called in threads */
 276 /* re->winx,winy is coordinate space of entire image, partrct the part within */
 277 static RenderResult *new_render_result(volatile Render *re, rcti *partrct, int crop)
 278 {
 279         RenderResult *rr;
 280         RenderLayer *rl;
 281         SceneRenderLayer *srl;
 282         int rectx, recty, nr;
 283
 284         rectx= partrct->xmax - partrct->xmin;
 285         recty= partrct->ymax - partrct->ymin;
 286
 287         if(rectx<=0 || recty<=0)
 288                 return NULL;
 289
 290         rr= MEM_callocT(sizeof(RenderResult), "new render result");
 291         rr->rectx= rectx;
 292         rr->recty= recty;
 293         /* crop is one or two extra pixels rendered for filtering, is used for merging and display too */
 294         rr->crop= crop;
 295
 296         /* tilerect is relative coordinates within render disprect. do not subtract crop yet */
 297         rr->tilerect.xmin= partrct->xmin - re->disprect.xmin;
 298         rr->tilerect.xmax= partrct->xmax - re->disprect.xmax;
 299         rr->tilerect.ymin= partrct->ymin - re->disprect.ymin;
 300         rr->tilerect.ymax= partrct->ymax - re->disprect.ymax;
 301
 302         /* this flag needs cleared immediate after result was made */
 303         if(re->flag & R_FILEBUFFER) {
 304                 rr->exrhandle= IMB_exr_get_handle();
 305         }
 306
 307         /* check renderdata for amount of layers */
 308         for(nr=0, srl= re->r.layers.first; srl; srl= srl->next, nr++) {
 309
 310                 if((re->r.scemode & R_SINGLE_LAYER) && nr!=re->r.actlay)
 311                         continue;
 312
 313                 rl= MEM_callocT(sizeof(RenderLayer), "new render layer");
 314                 BLI_addtail(&rr->layers, rl);
 315
 316                 strcpy(rl->name, srl->name);
 317                 rl->lay= srl->lay;
 318                 rl->layflag= srl->layflag;
 319                 rl->passflag= srl->passflag;
 320
 321                 if(rr->exrhandle) {
 322                         IMB_exr_add_channel(rr->exrhandle, rl->name, "Combined.R");
 323                         IMB_exr_add_channel(rr->exrhandle, rl->name, "Combined.G");
 324                         IMB_exr_add_channel(rr->exrhandle, rl->name, "Combined.B");
 325                         IMB_exr_add_channel(rr->exrhandle, rl->name, "Combined.A");
 326                 }
 327                 else
 328                         rl->rectf= MEM_mapallocT(rectx*recty*sizeof(float)*4, "Combined rgba");
 329
 330                 if(srl->passflag  & SCE_PASS_Z)
 331                         render_layer_add_pass(rr, rl, 1, SCE_PASS_Z);
 332                 if(srl->passflag  & SCE_PASS_VECTOR)
 333                         render_layer_add_pass(rr, rl, 4, SCE_PASS_VECTOR);
 334                 if(srl->passflag  & SCE_PASS_NORMAL)
 335                         render_layer_add_pass(rr, rl, 3, SCE_PASS_NORMAL);
 336                 if(srl->passflag  & SCE_PASS_RGBA)
 337                         render_layer_add_pass(rr, rl, 4, SCE_PASS_RGBA);
 338                 if(srl->passflag  & SCE_PASS_DIFFUSE)
 339                         render_layer_add_pass(rr, rl, 3, SCE_PASS_DIFFUSE);
 340                 if(srl->passflag  & SCE_PASS_SPEC)
 341                         render_layer_add_pass(rr, rl, 3, SCE_PASS_SPEC);
 342                 if(srl->passflag  & SCE_PASS_SHADOW)
 343                         render_layer_add_pass(rr, rl, 3, SCE_PASS_SHADOW);
 344                 if(srl->passflag  & SCE_PASS_AO)
 345                         render_layer_add_pass(rr, rl, 3, SCE_PASS_AO);
 346                 if(srl->passflag  & SCE_PASS_RAY)
 347                         render_layer_add_pass(rr, rl, 3, SCE_PASS_RAY);
 348
 349         }
 350         /* previewrender and envmap don't do layers, so we make a default one */
 351         if(rr->layers.first==NULL) {
 352                 rl= MEM_callocT(sizeof(RenderLayer), "new render layer");
 353                 BLI_addtail(&rr->layers, rl);
 354
 355                 rl->rectf= MEM_mapallocT(rectx*recty*sizeof(float)*4, "prev/env float rgba");
 356
 357                 /* note, this has to be in sync with scene.c */
 358                 rl->lay= (1<<20) -1;
 359                 rl->layflag= 0x7FFF;    /* solid ztra halo strand */
 360                 rl->passflag= SCE_PASS_COMBINED;
 361
 362                 re->r.actlay= 0;
 363         }
 364
 365         return rr;
 366 }
 367
 368 static int render_result_needs_vector(Render *re)
 369 {
 370         if(re->r.scemode & R_DOCOMP) {
 371                 RenderLayer *rl;
 372
 373                 for(rl= re->result->layers.first; rl; rl= rl->next)
 374                         if(rl->passflag & SCE_PASS_VECTOR)
 375                                 return 1;
 376         }
 377         return 0;
 378 }
 379
 380 static void do_merge_tile(RenderResult *rr, RenderResult *rrpart, float *target, float *tile, int pixsize)
 381 {
 382         int y, ofs, copylen, tilex, tiley;
 383
 384         copylen= tilex= rrpart->rectx;
 385         tiley= rrpart->recty;
 386
 387         if(rrpart->crop) {      /* filters add pixel extra */
 388                 tile+= pixsize*(rrpart->crop + rrpart->crop*tilex);
 389
 390                 copylen= tilex - 2*rrpart->crop;
 391                 tiley -= 2*rrpart->crop;
 392
 393                 ofs= (rrpart->tilerect.ymin + rrpart->crop)*rr->rectx + (rrpart->tilerect.xmin+rrpart->crop);
 394                 target+= pixsize*ofs;
 395         }
 396         else {
 397                 ofs= (rrpart->tilerect.ymin*rr->rectx + rrpart->tilerect.xmin);
 398                 target+= pixsize*ofs;
 399         }
 400
 401         copylen *= sizeof(float)*pixsize;
 402         tilex *= pixsize;
 403         ofs= pixsize*rr->rectx;
 404
 405         for(y=0; y<tiley; y++) {
 406                 memcpy(target, tile, copylen);
 407                 target+= ofs;
 408                 tile+= tilex;
 409         }
 410 }
 411
 412 /* used when rendering to a full buffer, or when reading the exr part-layer-pass file */
 413 /* no test happens here if it fits... we also assume layers are in sync */
 414 /* is used within threads */
 415 static void merge_render_result(RenderResult *rr, RenderResult *rrpart)
 416 {
 417         RenderLayer *rl, *rlp;
 418         RenderPass *rpass, *rpassp;
 419
 420         for(rl= rr->layers.first, rlp= rrpart->layers.first; rl && rlp; rl= rl->next, rlp= rlp->next) {
 421
 422                 /* combined */
 423                 if(rl->rectf && rlp->rectf)
 424                         do_merge_tile(rr, rrpart, rl->rectf, rlp->rectf, 4);
 425
 426                 /* passes are allocated in sync */
 427                 for(rpass= rl->passes.first, rpassp= rlp->passes.first; rpass && rpassp; rpass= rpass->next, rpassp= rpassp->next) {
 428                         do_merge_tile(rr, rrpart, rpass->rect, rpassp->rect, rpass->channels);
 429                 }
 430         }
 431 }
 432
 433
 434 static void save_render_result_tile(volatile Render *re, RenderPart *pa)
 435 {
 436         RenderResult *rrpart= pa->result;
 437         RenderLayer *rlp;
 438         RenderPass *rpassp;
 439         int offs, partx, party;
 440
 441 //      if(exrtile_lock) SDL_mutexP(exrtile_lock);
 442
 443         for(rlp= rrpart->layers.first; rlp; rlp= rlp->next) {
 444
 445                 if(rrpart->crop) {      /* filters add pixel extra */
 446                         offs= (rrpart->crop + rrpart->crop*rrpart->rectx);
 447                 }
 448                 else {
 449                         offs= 0;
 450                 }
 451
 452                 /* combined */
 453                 if(rlp->rectf) {
 454                         int a, xstride= 4;
 455                         for(a=0; a<xstride; a++)
 456                                 IMB_exr_set_channel(re->result->exrhandle, rlp->name, get_pass_name(SCE_PASS_COMBINED, a),
 457                                                                 xstride, xstride*pa->rectx, rlp->rectf+a + xstride*offs);
 458                 }
 459
 460                 /* passes are allocated in sync */
 461                 for(rpassp= rlp->passes.first; rpassp; rpassp= rpassp->next) {
 462                         int a, xstride= rpassp->channels;
 463                         for(a=0; a<xstride; a++)
 464                                 IMB_exr_set_channel(re->result->exrhandle, rlp->name, get_pass_name(rpassp->passtype, a),
 465                                                                         xstride, xstride*pa->rectx, rpassp->rect+a + xstride*offs);
 466                 }
 467
 468         }
 469
 470         party= rrpart->tilerect.ymin + rrpart->crop;
 471         partx= rrpart->tilerect.xmin + rrpart->crop;
 472
 473         IMB_exrtile_write_channels(re->result->exrhandle, partx, party);
 474
 475 //      if(exrtile_lock) SDL_mutexV(exrtile_lock);
 476
 477 }
 478
 479 static void read_render_result(Render *re)
 480 {
 481         RenderLayer *rl;
 482         RenderPass *rpass;
 483         void *exrhandle= IMB_exr_get_handle();
 484         int rectx, recty;
 485
 486         free_render_result(re->result);
 487         re->result= new_render_result(re, &re->disprect, 0);
 488
 489         IMB_exr_begin_read(exrhandle, "/tmp/render.exr", &rectx, &recty);
 490         if(rectx!=re->result->rectx || recty!=re->result->recty) {
 491                 printf("error in reading render result\n");
 492         }
 493         else {
 494                 for(rl= re->result->layers.first; rl; rl= rl->next) {
 495
 496                         /* combined */
 497                         if(rl->rectf) {
 498                                 int a, xstride= 4;
 499                                 for(a=0; a<xstride; a++)
 500                                         IMB_exr_set_channel(exrhandle, rl->name, get_pass_name(SCE_PASS_COMBINED, a),
 501                                                                                 xstride, xstride*rectx, rl->rectf+a);
 502                         }
 503
 504                         /* passes are allocated in sync */
 505                         for(rpass= rl->passes.first; rpass; rpass= rpass->next) {
 506                                 int a, xstride= rpass->channels;
 507                                 for(a=0; a<xstride; a++)
 508                                         IMB_exr_set_channel(exrhandle, rl->name, get_pass_name(rpass->passtype, a),
 509                                                                                 xstride, xstride*rectx, rpass->rect+a);
 510                         }
 511
 512                 }
 513                 printf("before read\n");
 514                 IMB_exr_read_channels(exrhandle);
 515                 printf("after read\n");
 516         }
 517
 518         IMB_exr_close(exrhandle);
 519 }
 520
 521 /* *************************************************** */
 522
 523 Render *RE_GetRender(const char *name)
 524 {
 525         Render *re;
 526
 527         /* search for existing renders */
 528         for(re= RenderList.first; re; re= re->next) {
 529                 if(strncmp(re->name, name, RE_MAXNAME)==0) {
 530                         break;
 531                 }
 532         }
 533         return re;
 534 }
 535
 536 /* if you want to know exactly what has been done */
 537 RenderResult *RE_GetResult(Render *re)
 538 {
 539         if(re)
 540                 return re->result;
 541         return NULL;
 542 }
 543
 544 RenderLayer *render_get_active_layer(Render *re, RenderResult *rr)
 545 {
 546         if(re->r.scemode & R_SINGLE_LAYER)
 547                 return rr->layers.first;
 548         else
 549                 return BLI_findlink(&rr->layers, re->r.actlay);
 550
 551 }
 552
 553
 554 /* fill provided result struct with what's currently active or done */
 555 void RE_GetResultImage(Render *re, RenderResult *rr)
 556 {
 557         memset(rr, 0, sizeof(RenderResult));
 558
 559         if(re && re->result) {
 560                 RenderLayer *rl;
 561
 562                 rr->rectx= re->result->rectx;
 563                 rr->recty= re->result->recty;
 564
 565                 rr->rectf= re->result->rectf;
 566                 rr->rectz= re->result->rectz;
 567                 rr->rect32= re->result->rect32;
 568
 569                 /* active layer */
 570                 rl= render_get_active_layer(re, re->result);
 571
 572                 if(rl) {
 573                         if(rr->rectf==NULL)
 574                                 rr->rectf= rl->rectf;
 575                         if(rr->rectz==NULL)
 576                                 rr->rectz= RE_RenderLayerGetPass(rl, SCE_PASS_Z);
 577                 }
 578         }
 579 }
 580
 581 #define FTOCHAR(val) val<=0.0f?0: (val>=1.0f?255: (char)(255.0f*val))
 582 /* caller is responsible for allocating rect in correct size! */
 583 void RE_ResultGet32(Render *re, unsigned int *rect)
 584 {
 585         RenderResult rres;
 586
 587         RE_GetResultImage(re, &rres);
 588         if(rres.rect32)
 589                 memcpy(rect, rres.rect32, sizeof(int)*rres.rectx*rres.recty);
 590         else if(rres.rectf) {
 591                 float *fp= rres.rectf;
 592                 int tot= rres.rectx*rres.recty;
 593                 char *cp= (char *)rect;
 594
 595                 for(;tot>0; tot--, cp+=4, fp+=4) {
 596                         cp[0] = FTOCHAR(fp[0]);
 597                         cp[1] = FTOCHAR(fp[1]);
 598                         cp[2] = FTOCHAR(fp[2]);
 599                         cp[3] = FTOCHAR(fp[3]);
 600                 }
 601         }
 602         else
 603                 /* else fill with black */
 604                 memset(rect, 0, sizeof(int)*re->rectx*re->recty);
 605 }
 606
 607
 608 RenderStats *RE_GetStats(Render *re)
 609 {
 610         return &re->i;
 611 }
 612
 613 Render *RE_NewRender(const char *name)
 614 {
 615         Render *re;
 616
 617         /* only one render per name exists */
 618         re= RE_GetRender(name);
 619         if(re) {
 620                 BLI_remlink(&RenderList, re);
 621                 RE_FreeRender(re);
 622         }
 623
 624         /* new render data struct */
 625         re= MEM_callocT(sizeof(Render), "new render");
 626         BLI_addtail(&RenderList, re);
 627         strncpy(re->name, name, RE_MAXNAME);
 628
 629         /* set default empty callbacks */
 630         re->display_init= result_nothing;
 631         re->display_clear= result_nothing;
 632         re->display_draw= result_rcti_nothing;
 633         re->timecursor= int_nothing;
 634         re->test_break= void_nothing;
 635         re->test_return= void_nothing;
 636         re->error= print_error;
 637         if(G.background)
 638                 re->stats_draw= stats_background;
 639         else
 640                 re->stats_draw= stats_nothing;
 641
 642         /* init some variables */
 643         re->ycor= 1.0f;
 644
 645         return re;
 646 }
 647
 648 /* only call this while you know it will remove the link too */
 649 void RE_FreeRender(Render *re)
 650 {
 651
 652         free_renderdata_tables(re);
 653         free_sample_tables(re);
 654
 655         free_render_result(re->result);
 656
 657         BLI_remlink(&RenderList, re);
 658         MEM_freeT(re);
 659 }
 660
 661 /* exit blender */
 662 void RE_FreeAllRender(void)
 663 {
 664         while(RenderList.first) {
 665                 RE_FreeRender(RenderList.first);
 666         }
 667 }
 668
 669 /* ********* initialize state ******** */
 670
 671
 672 /* what doesn't change during entire render sequence */
 673 /* disprect is optional, if NULL it assumes full window render */
 674 void RE_InitState(Render *re, RenderData *rd, int winx, int winy, rcti *disprect)
 675 {
 676         re->ok= TRUE;   /* maybe flag */
 677
 678         re->i.starttime= PIL_check_seconds_timer();
 679         re->r= *rd;             /* hardcopy */
 680
 681         re->winx= winx;
 682         re->winy= winy;
 683         if(disprect) {
 684                 re->disprect= *disprect;
 685                 re->rectx= disprect->xmax-disprect->xmin;
 686                 re->recty= disprect->ymax-disprect->ymin;
 687         }
 688         else {
 689                 re->disprect.xmin= re->disprect.xmax= 0;
 690                 re->disprect.xmax= winx;
 691                 re->disprect.ymax= winy;
 692                 re->rectx= winx;
 693                 re->recty= winy;
 694         }
 695
 696         if(re->rectx < 2 || re->recty < 2) {
 697                 re->error("Image too small");
 698                 re->ok= 0;
 699         }
 700         else {
 701                 /* check state variables, osa? */
 702                 if(re->r.mode & (R_OSA|R_MBLUR)) {
 703                         re->osa= re->r.osa;
 704                         if(re->osa>16) re->osa= 16;
 705                 }
 706                 else re->osa= 0;
 707
 708                 /* always call, checks for gamma, gamma tables and jitter too */
 709                 make_sample_tables(re);
 710
 711                 /* initialize render result */
 712                 free_render_result(re->result);
 713                 re->result= new_render_result(re, &re->disprect, 0);
 714
 715                 /* single layer render disables composit */
 716                 if(re->r.scemode & R_SINGLE_LAYER)
 717                         re->r.scemode &= ~R_DOCOMP;
 718         }
 719 }
 720
 721 void RE_SetDispRect (struct Render *re, rcti *disprect)
 722 {
 723         re->disprect= *disprect;
 724         re->rectx= disprect->xmax-disprect->xmin;
 725         re->recty= disprect->ymax-disprect->ymin;
 726
 727         /* initialize render result */
 728         free_render_result(re->result);
 729         re->result= new_render_result(re, &re->disprect, 0);
 730 }
 731
 732 void RE_SetWindow(Render *re, rctf *viewplane, float clipsta, float clipend)
 733 {
 734         /* re->ok flag? */
 735
 736         re->viewplane= *viewplane;
 737         re->clipsta= clipsta;
 738         re->clipend= clipend;
 739
 740         i_window(re->viewplane.xmin, re->viewplane.xmax, re->viewplane.ymin, re->viewplane.ymax, re->clipsta, re->clipend, re->winmat);
 741 }
 742
 743 void RE_SetOrtho(Render *re, rctf *viewplane, float clipsta, float clipend)
 744 {
 745         /* re->ok flag? */
 746
 747         re->viewplane= *viewplane;
 748         re->clipsta= clipsta;
 749         re->clipend= clipend;
 750         re->r.mode |= R_ORTHO;
 751
 752         i_ortho(re->viewplane.xmin, re->viewplane.xmax, re->viewplane.ymin, re->viewplane.ymax, re->clipsta, re->clipend, re->winmat);
 753 }
 754
 755 void RE_SetView(Render *re, float mat[][4])
 756 {
 757         /* re->ok flag? */
 758         Mat4CpyMat4(re->viewmat, mat);
 759         Mat4Invert(re->viewinv, re->viewmat);
 760 }
 761
 762 /* image and movie output has to move to either imbuf or kernel */
 763 void RE_display_init_cb(Render *re, void (*f)(RenderResult *rr))
 764 {
 765         re->display_init= f;
 766 }
 767 void RE_display_clear_cb(Render *re, void (*f)(RenderResult *rr))
 768 {
 769         re->display_clear= f;
 770 }
 771 void RE_display_draw_cb(Render *re, void (*f)(RenderResult *rr, volatile rcti *rect))
 772 {
 773         re->display_draw= f;
 774 }
 775
 776 void RE_stats_draw_cb(Render *re, void (*f)(RenderStats *rs))
 777 {
 778         re->stats_draw= f;
 779 }
 780 void RE_timecursor_cb(Render *re, void (*f)(int))
 781 {
 782         re->timecursor= f;
 783 }
 784
 785 void RE_test_break_cb(Render *re, int (*f)(void))
 786 {
 787         re->test_break= f;
 788 }
 789 void RE_test_return_cb(Render *re, int (*f)(void))
 790 {
 791         re->test_return= f;
 792 }
 793 void RE_error_cb(Render *re, void (*f)(const char *str))
 794 {
 795         re->error= f;
 796 }
 797
 798
 799 /* ********* add object data (later) ******** */
 800
 801 /* object is considered fully prepared on correct time etc */
 802 /* includes lights */
 803 void RE_AddObject(Render *re, Object *ob)
 804 {
 805
 806 }
 807
 808 /* *************************************** */
 809
 810 static void *do_part_thread(void *pa_v)
 811 {
 812         RenderPart *pa= pa_v;
 813
 814         /* need to return nicely all parts on esc */
 815         if(R.test_break()==0) {
 816
 817                 pa->result= new_render_result(&R, &pa->disprect, pa->crop);
 818
 819                 if(R.osa)
 820                         zbufshadeDA_tile(pa);
 821                 else
 822                         zbufshade_tile(pa);
 823
 824                 /* merge too on break! */
 825                 if(R.result->exrhandle)
 826                         save_render_result_tile(&R, pa);
 827                 else
 828                         merge_render_result(R.result, pa->result);
 829         }
 830
 831         pa->ready= 1;
 832
 833         return NULL;
 834 }
 835
 836 /* returns with render result filled, not threaded */
 837 static void render_tile_processor(Render *re, int firsttile)
 838 {
 839         RenderPart *pa;
 840
 841         if(re->test_break())
 842                 return;
 843
 844         re->i.lastframetime= PIL_check_seconds_timer()- re->i.starttime;
 845         re->stats_draw(&re->i);
 846         re->i.starttime= PIL_check_seconds_timer();
 847
 848         if(re->result==NULL)
 849                 return;
 850
 851         initparts(re);
 852
 853         /* assuming no new data gets added to dbase... */
 854         R= *re;
 855
 856         for(pa= re->parts.first; pa; pa= pa->next) {
 857                 if(firsttile) {
 858                         re->i.partsdone++;      /* was reset in initparts */
 859                         firsttile--;
 860                 }
 861                 else {
 862                         do_part_thread(pa);
 863
 864                         if(pa->result) {
 865                                 if(!re->test_break()) {
 866                                         re->display_draw(pa->result, NULL);
 867
 868                                         re->i.partsdone++;
 869                                 }
 870                                 free_render_result(pa->result);
 871                                 pa->result= NULL;
 872                         }
 873                         if(re->test_break())
 874                                 break;
 875                 }
 876         }
 877
 878         re->i.lastframetime= PIL_check_seconds_timer()- re->i.starttime;
 879         re->stats_draw(&re->i);
 880
 881         freeparts(re);
 882 }
 883
 884 static RenderPart *find_next_part(Render *re)
 885 {
 886         RenderPart *pa, *best= NULL;
 887         int centx=re->winx/2, centy=re->winy/2, tot=1;
 888         int mindist, distx, disty;
 889
 890         /* find center of rendered parts, image center counts for 1 too */
 891         for(pa= re->parts.first; pa; pa= pa->next) {
 892                 if(pa->ready) {
 893                         centx+= (pa->disprect.xmin+pa->disprect.xmax)/2;
 894                         centy+= (pa->disprect.ymin+pa->disprect.ymax)/2;
 895                         tot++;
 896                 }
 897         }
 898         centx/=tot;
 899         centy/=tot;
 900
 901         /* closest of the non-rendering parts */
 902         mindist= re->winx*re->winy;
 903         for(pa= re->parts.first; pa; pa= pa->next) {
 904                 if(pa->ready==0 && pa->nr==0) {
 905                         distx= centx - (pa->disprect.xmin+pa->disprect.xmax)/2;
 906                         disty= centy - (pa->disprect.ymin+pa->disprect.ymax)/2;
 907                         distx= (int)sqrt(distx*distx + disty*disty);
 908                         if(distx<mindist) {
 909                                 best= pa;
 910                                 mindist= distx;
 911                         }
 912                 }
 913         }
 914         return best;
 915 }
 916
 917 static void print_part_stats(Render *re, RenderPart *pa)
 918 {
 919         char str[64];
 920
 921         sprintf(str, "Part %d-%d", pa->nr, re->i.totpart);
 922         re->i.infostr= str;
 923         re->stats_draw(&re->i);
 924         re->i.infostr= NULL;
 925 }
 926
 927 static void threaded_tile_processor(Render *re)
 928 {
 929         ListBase threads;
 930         RenderPart *pa, *nextpa;
 931         RenderResult *rr= re->result;
 932         int maxthreads, rendering=1, counter= 1, drawtimer=0, hasdrawn;
 933
 934         if(rr==NULL)
 935                 return;
 936         if(re->test_break())
 937                 return;
 938
 939         if(rr->exrhandle) {
 940                 IMB_exrtile_begin_write(rr->exrhandle, "/tmp/render.exr", rr->rectx, rr->recty, rr->rectx/re->r.xparts, rr->recty/re->r.yparts);
 941 //              exrtile_lock = SDL_CreateMutex();
 942         }
 943
 944         if(re->r.mode & R_THREADS) maxthreads= 2;
 945         else maxthreads= 1;
 946
 947         initparts(re);
 948         BLI_init_threads(&threads, do_part_thread, maxthreads);
 949
 950         /* assuming no new data gets added to dbase... */
 951         R= *re;
 952
 953         /* set threadsafe break */
 954         R.test_break= thread_break;
 955
 956         /* timer loop demands to sleep when no parts are left */
 957         nextpa= find_next_part(re);
 958
 959         while(rendering) {
 960
 961                 if(nextpa && BLI_available_threads(&threads) && !re->test_break()) {
 962                         drawtimer= 0;
 963                         nextpa->nr= counter++;  /* for nicest part, and for stats */
 964                         nextpa->thread= BLI_available_thread_index(&threads);   /* sample index */
 965                         BLI_insert_thread(&threads, nextpa);
 966
 967                         nextpa= find_next_part(re);
 968                 }
 969                 else {
 970                         PIL_sleep_ms(50);
 971                         drawtimer++;
 972                 }
 973
 974                 /* check for ready ones to display, and if we need to continue */
 975                 rendering= 0;
 976                 hasdrawn= 0;
 977                 for(pa= re->parts.first; pa; pa= pa->next) {
 978                         if(pa->ready) {
 979                                 if(pa->result) {
 980                                         BLI_remove_thread(&threads, pa);
 981
 982                                         re->display_draw(pa->result, NULL);
 983                                         print_part_stats(re, pa);
 984
 985                                         free_render_result(pa->result);
 986                                         pa->result= NULL;
 987                                         re->i.partsdone++;
 988                                         hasdrawn= 1;
 989                                 }
 990                         }
 991                         else {
 992                                 rendering= 1;
 993                                 if(pa->nr && pa->result && drawtimer>20) {
 994                                         re->display_draw(pa->result, &pa->result->renrect);
 995                                         hasdrawn= 1;
 996                                 }
 997                         }
 998                 }
 999                 if(hasdrawn)
1000                         drawtimer= 0;
1001
1002                 /* on break, wait for all slots to get freed */
1003                 if( (g_break=re->test_break()) && BLI_available_threads(&threads)==maxthreads)
1004                         rendering= 0;
1005
1006         }
1007
1008         if(rr->exrhandle) {
1009 //              if(exrtile_lock) SDL_DestroyMutex(exrtile_lock);
1010                 IMB_exr_close(rr->exrhandle);
1011                 read_render_result(re);
1012         }
1013
1014         /* unset threadsafety */
1015         g_break= 0;
1016
1017         BLI_end_threads(&threads);
1018         freeparts(re);
1019 }
1020
1021 /* currently only called by preview renders */
1022 void RE_TileProcessor(Render *re, int firsttile)
1023 {
1024         if(0)
1025                 threaded_tile_processor(re);
1026         else
1027                 render_tile_processor(re, firsttile);
1028 }
1029
1030
1031 /* ************  This part uses API, for rendering Blender scenes ********** */
1032
1033 void render_one_frame(Render *re)
1034 {
1035
1036 //      re->cfra= cfra; /* <- unused! */
1037
1038         /* make render verts/faces/halos/lamps */
1039         if(render_result_needs_vector(re))
1040                 RE_Database_FromScene_Vectors(re, re->scene);
1041         else
1042            RE_Database_FromScene(re, re->scene, 1);
1043
1044         threaded_tile_processor(re);
1045         //render_tile_processor(re, 0);
1046
1047         /* free all render verts etc */
1048         RE_Database_Free(re);
1049 }
1050
1051 /* accumulates osa frames */
1052 static void do_render_blurred(Render *re, float frame)
1053 {
1054
1055 }
1056
1057 /* interleaves 2 frames */
1058 static void do_render_fields(Render *re)
1059 {
1060
1061 }
1062
1063 static void do_render_scene_node(Render *re, Scene *sce, int cfra)
1064 {
1065         Render *resc= RE_NewRender(sce->id.name+2);
1066
1067         sce->r.cfra= cfra;
1068
1069         /* makes render result etc */
1070         RE_InitState(resc, &sce->r, re->winx, re->winy, &re->disprect);
1071
1072         /* this to enable this scene to create speed vectors */
1073         resc->r.scemode |= R_DOCOMP;
1074
1075         /* now use renderdata and camera to set viewplane */
1076         if(sce->camera==NULL) return;
1077         RE_SetCamera(resc, sce->camera);
1078
1079         /* still unsure entity this... */
1080         resc->scene= sce;
1081
1082         /* ensure scene has depsgraph, base flags etc OK. Warning... also sets G.scene */
1083         set_scene_bg(sce);
1084
1085         /* copy callbacks */
1086         resc->display_draw= re->display_draw;
1087         resc->test_break= re->test_break;
1088         resc->stats_draw= re->stats_draw;
1089
1090         if(resc->r.mode & R_FIELDS)
1091                 do_render_fields(resc);
1092         else if(resc->r.mode & R_MBLUR)
1093                 do_render_blurred(resc, resc->r.cfra);
1094         else
1095                 render_one_frame(resc);
1096
1097 }
1098
1099 static void ntree_render_scenes(Render *re)
1100 {
1101         bNode *node;
1102         int cfra= re->scene->r.cfra;
1103
1104         if(re->scene->nodetree==NULL) return;
1105
1106         /* check for render-result nodes using other scenes, we tag them LIB_DOIT */
1107         for(node= re->scene->nodetree->nodes.first; node; node= node->next) {
1108                 if(node->type==CMP_NODE_R_RESULT) {
1109                         if(node->id) {
1110                                 if(node->id != (ID *)re->scene)
1111                                         node->id->flag |= LIB_DOIT;
1112                                 else
1113                                         node->id->flag &= ~LIB_DOIT;
1114                         }
1115                 }
1116         }
1117
1118         /* now foreach render-result node tagged we do a full render */
1119         /* results are stored in a way compisitor will find it */
1120         for(node= re->scene->nodetree->nodes.first; node; node= node->next) {
1121                 if(node->type==CMP_NODE_R_RESULT) {
1122                         if(node->id && node->id != (ID *)re->scene) {
1123                                 if(node->id->flag & LIB_DOIT) {
1124                                         do_render_scene_node(re, (Scene *)node->id, cfra);
1125                                         node->id->flag &= ~LIB_DOIT;
1126                                 }
1127                         }
1128                 }
1129         }
1130
1131         /* still the global... */
1132         if(G.scene!=re->scene)
1133                 set_scene_bg(re->scene);
1134
1135 }
1136
1137 /* helper call to detect if theres a render-result node */
1138 int composite_needs_render(Scene *sce)
1139 {
1140         bNodeTree *ntree= sce->nodetree;
1141         bNode *node;
1142
1143         if(ntree==NULL) return 1;
1144         if(sce->use_nodes==0) return 1;
1145
1146         for(node= ntree->nodes.first; node; node= node->next) {
1147                 if(node->type==CMP_NODE_R_RESULT)
1148                         if(node->id==NULL || node->id!=&sce->id)
1149                                 return 1;
1150         }
1151         return 0;
1152 }
1153
1154 /* bad call... need to think over proper method still */
1155 static void render_composit_stats(char *str)
1156 {
1157         R.i.infostr= str;
1158         R.stats_draw(&R.i);
1159         R.i.infostr= NULL;
1160 }
1161
1162 static void do_render_final(Render *re)
1163 {
1164         /* we set start time here, for main Blender loops */
1165         re->i.starttime= PIL_check_seconds_timer();
1166
1167         if(re->r.scemode & R_DOSEQ) {
1168                 if (!re->result->rect32) {
1169                         re->result->rect32= MEM_callocT(sizeof(int)*re->rectx*re->recty, "do_render_final rectot");
1170                 }
1171                 if(!re->test_break())
1172                         do_render_seq(re->result, re->r.cfra);
1173         }
1174         else {
1175                 bNodeTree *ntree= re->scene->nodetree;
1176
1177                 if(composite_needs_render(re->scene)) {
1178                         /* save memory... free all cached images */
1179                         ntreeFreeCache(ntree);
1180
1181                         /* now use renderdata and camera to set viewplane */
1182                         RE_SetCamera(re, re->scene->camera);
1183
1184                         if(re->r.mode & R_FIELDS)
1185                                 do_render_fields(re);
1186                         else if(re->r.mode & R_MBLUR)
1187                                 do_render_blurred(re, re->scene->r.cfra);
1188                         else
1189                                 render_one_frame(re);
1190                 }
1191
1192                 if(!re->test_break() && ntree) {
1193                         ntreeCompositTagRender(ntree);
1194                         ntreeCompositTagAnimated(ntree);
1195
1196                         if(re->r.scemode & R_DOCOMP) {
1197                                 /* checks if there are render-result nodes that need scene */
1198                                 ntree_render_scenes(re);
1199
1200                                 if(!re->test_break()) {
1201                                         ntree->stats_draw= render_composit_stats;
1202                                         /* in case it was never initialized */
1203                                         R.stats_draw= re->stats_draw;
1204
1205                                         ntreeCompositExecTree(ntree, &re->r, G.background==0);
1206                                         ntree->stats_draw= NULL;
1207                                 }
1208                         }
1209                 }
1210         }
1211
1212
1213         re->i.lastframetime= PIL_check_seconds_timer()- re->i.starttime;
1214         re->stats_draw(&re->i);
1215
1216         re->display_draw(re->result, NULL);
1217 }
1218
1219
1220 static int is_rendering_allowed(Render *re)
1221 {
1222
1223         /* forbidden combinations */
1224         if(re->r.mode & R_PANORAMA) {
1225                 if(re->r.mode & R_BORDER) {
1226                         re->error("No border supported for Panorama");
1227                         return 0;
1228                 }
1229                 if(re->r.yparts>1) {
1230                         re->error("No Y-Parts supported for Panorama");
1231                         return 0;
1232                 }
1233                 if(re->r.mode & R_ORTHO) {
1234                         re->error("No Ortho render possible for Panorama");
1235                         return 0;
1236                 }
1237         }
1238
1239         if(re->r.mode & R_BORDER) {
1240                 if(re->r.border.xmax <= re->r.border.xmin ||
1241                    re->r.border.ymax <= re->r.border.ymin) {
1242                         re->error("No border area selected.");
1243                         return 0;
1244                 }
1245         }
1246
1247         if(re->r.xparts*re->r.yparts>=2 && (re->r.mode & R_MOVIECROP) && (re->r.mode & R_BORDER)) {
1248                 re->error("Combination of border, crop and parts not allowed");
1249                 return 0;
1250         }
1251
1252         if(re->r.yparts>1 && (re->r.mode & R_PANORAMA)) {
1253                 re->error("No Y-Parts supported for Panorama");
1254                 return 0;
1255         }
1256
1257         /* check valid camera */
1258         if(re->scene->camera==NULL)
1259                 re->scene->camera= scene_find_camera(re->scene);
1260         if(re->scene->camera==NULL) {
1261                 re->error("No camera");
1262                 return 0;
1263         }
1264
1265
1266         return 1;
1267 }
1268
1269 /* evaluating scene options for general Blender render */
1270 static int render_initialize_from_scene(Render *re, Scene *scene)
1271 {
1272         int winx, winy;
1273         rcti disprect;
1274
1275         /* r.xsch and r.ysch has the actual view window size
1276                 r.border is the clipping rect */
1277
1278         /* calculate actual render result and display size */
1279         winx= (scene->r.size*scene->r.xsch)/100;
1280         winy= (scene->r.size*scene->r.ysch)/100;
1281         //      if(scene->r.mode & R_PANORAMA)
1282         //              winx*= scene->r.xparts;
1283
1284         /* only in movie case we render smaller part */
1285         if(scene->r.mode & R_BORDER) {
1286                 disprect.xmin= scene->r.border.xmin*winx;
1287                 disprect.xmax= scene->r.border.xmax*winx;
1288
1289                 disprect.ymin= scene->r.border.ymin*winy;
1290                 disprect.ymax= scene->r.border.ymax*winy;
1291         }
1292         else {
1293                 disprect.xmin= disprect.ymin= 0;
1294                 disprect.xmax= winx;
1295                 disprect.ymax= winy;
1296         }
1297
1298 /*      if(G.rt) re->flag |= R_FILEBUFFER; */
1299         RE_InitState(re, &scene->r, winx, winy, &disprect);
1300         re->flag &= ~R_FILEBUFFER;
1301
1302         re->scene= scene;
1303         if(!is_rendering_allowed(re))
1304                 return 0;
1305
1306         re->display_init(re->result);
1307         re->display_clear(re->result);
1308
1309         return 1;
1310 }
1311
1312 /* general Blender frame render call */
1313 void RE_BlenderFrame(Render *re, Scene *scene, int frame)
1314 {
1315         /* ugly global still... is to prevent renderwin events and signal subsurfs etc to make full resol */
1316         /* is also set by caller renderwin.c */
1317         G.rendering= 1;
1318
1319         if(render_initialize_from_scene(re, scene)) {
1320                 do_render_final(re);
1321
1322         }
1323 }
1324
1325 static void do_write_image_or_movie(Render *re, Scene *scene, bMovieHandle *mh)
1326 {
1327         char name[FILE_MAXDIR+FILE_MAXFILE];
1328         RenderResult rres;
1329
1330         RE_GetResultImage(re, &rres);
1331
1332         /* write movie or image */
1333         if(BKE_imtype_is_movie(scene->r.imtype)) {
1334                 int dofree = 0;
1335                 /* note; the way it gets 32 bits rects is weak... */
1336                 if(rres.rect32==NULL) {
1337                         rres.rect32= MEM_mapallocT(sizeof(int)*rres.rectx*rres.recty, "temp 32 bits rect");
1338                         dofree = 1;
1339                 }
1340                 RE_ResultGet32(re, rres.rect32);
1341                 mh->append_movie(scene->r.cfra, rres.rect32, rres.rectx, rres.recty);
1342                 if(dofree) {
1343                         MEM_freeT(rres.rect32);
1344                 }
1345                 printf("Append frame %d", scene->r.cfra);
1346         } else {
1347                 ImBuf *ibuf= IMB_allocImBuf(rres.rectx, rres.recty, scene->r.planes, 0, 0);
1348                 int ok;
1349
1350                 BKE_makepicstring(name, (scene->r.cfra));
1351
1352                 /* if not exists, BKE_write_ibuf makes one */
1353                 ibuf->rect= rres.rect32;
1354                 ibuf->rect_float= rres.rectf;
1355                 ibuf->zbuf_float= rres.rectz;
1356
1357                 /* float factor for random dither, imbuf takes care of it */
1358                 ibuf->dither= scene->r.dither_intensity;
1359
1360                 ok= BKE_write_ibuf(ibuf, name, scene->r.imtype, scene->r.subimtype, scene->r.quality);
1361
1362                 if(ok==0) {
1363                         printf("Render error: cannot save %s\n", name);
1364                         G.afbreek=1;
1365                         return;
1366                 }
1367                 else printf("Saved: %s", name);
1368
1369                 /* optional preview images for exr */
1370                 if(ok && scene->r.imtype==R_OPENEXR && (scene->r.subimtype & R_PREVIEW_JPG)) {
1371                         if(BLI_testextensie(name, ".exr"))
1372                                 name[strlen(name)-4]= 0;
1373                         BKE_add_image_extension(name, R_JPEG90);
1374                         ibuf->depth= 24;
1375                         BKE_write_ibuf(ibuf, name, R_JPEG90, scene->r.subimtype, scene->r.quality);
1376                         printf("Saved: %s", name);
1377                 }
1378
1379                 /* imbuf knows which rects are not part of ibuf */
1380                 IMB_freeImBuf(ibuf);
1381         }
1382
1383         BLI_timestr(re->i.lastframetime, name);
1384         printf(" Time: %s\n", name);
1385         fflush(stdout); /* needed for renderd !! (not anymore... (ton)) */
1386 }
1387
1388 /* saves images to disk */
1389 void RE_BlenderAnim(Render *re, Scene *scene, int sfra, int efra)
1390 {
1391         bMovieHandle *mh= BKE_get_movie_handle(scene->r.imtype);
1392         int cfrao= scene->r.cfra;
1393
1394         /* ugly global still... is to prevent renderwin events and signal subsurfs etc to make full resol */
1395         /* is also set by caller renderwin.c */
1396         G.rendering= 1;
1397
1398         if(!render_initialize_from_scene(re, scene))
1399            return;
1400
1401         /* confusing... scene->r or re->r? make a decision once! */
1402         if(BKE_imtype_is_movie(scene->r.imtype))
1403                 mh->start_movie(&scene->r, re->rectx, re->recty);
1404
1405         if (mh->get_next_frame) {
1406                 while (!(G.afbreek == 1)) {
1407                         int nf = mh->get_next_frame();
1408                         if (nf >= 0 && nf >= scene->r.sfra && nf <= scene->r.efra) {
1409                                 scene->r.cfra = nf;
1410                                 re->r.cfra= scene->r.cfra; /* weak.... */
1411
1412                                 do_render_final(re);
1413
1414                                 if(re->test_break() == 0) {
1415                                         do_write_image_or_movie(re, scene, mh);
1416                                 }
1417                         }
1418                 }
1419         } else {
1420                 for(scene->r.cfra= sfra;
1421                     scene->r.cfra<=efra; scene->r.cfra++) {
1422                         re->r.cfra= scene->r.cfra;         /* weak.... */
1423
1424                         do_render_final(re);
1425
1426                         if(re->test_break() == 0) {
1427                                 do_write_image_or_movie(re, scene, mh);
1428                         }
1429
1430                         if(G.afbreek==1) break;
1431                 }
1432         }
1433
1434         /* end movie */
1435         if(BKE_imtype_is_movie(scene->r.imtype))
1436                 mh->end_movie();
1437
1438         scene->r.cfra= cfrao;
1439 }
1440
1441
1442