Merging r43130 through r43500 from trunk into soc-2011-tomato
[blender.git] / source / blender / blenkernel / intern / ipo.c
1 /*
2  * ***** BEGIN GPL LICENSE BLOCK *****
3  *
4  * This program is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU General Public License
6  * as published by the Free Software Foundation; either version 2
7  * of the License, or (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write to the Free Software Foundation,
16  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
17  *
18  * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
19  * All rights reserved.
20  *
21  * The Original Code is: all of this file.
22  *
23  * Contributor(s): 2008,2009 Joshua Leung (IPO System cleanup, Animation System Recode)
24  *
25  * ***** END GPL LICENSE BLOCK *****
26  */
27
28 /** \file blender/blenkernel/intern/ipo.c
29  *  \ingroup bke
30  */
31
32
33 /* NOTE:
34  *
35  * This file is no longer used to provide tools for the depreceated IPO system. Instead, it
36  * is only used to house the conversion code to the new system.
37  *
38  * -- Joshua Leung, Jan 2009
39  */
40  
41 #include <math.h>
42 #include <stdio.h>
43 #include <string.h>
44 #include <stddef.h>
45
46 /* since we have versioning code here */
47 #define DNA_DEPRECATED_ALLOW
48
49 #include "DNA_anim_types.h"
50 #include "DNA_constraint_types.h"
51 #include "DNA_camera_types.h"
52 #include "DNA_lamp_types.h"
53 #include "DNA_ipo_types.h"
54 #include "DNA_key_types.h"
55 #include "DNA_material_types.h"
56 #include "DNA_nla_types.h"
57 #include "DNA_sequence_types.h"
58 #include "DNA_scene_types.h"
59 #include "DNA_world_types.h"
60 #include "DNA_object_types.h"
61
62 #include "BLI_math.h" /* windows needs for M_PI */
63 #include "BLI_blenlib.h"
64 #include "BLI_dynstr.h"
65 #include "BLI_utildefines.h"
66
67
68 #include "BKE_ipo.h"
69 #include "BKE_animsys.h"
70 #include "BKE_action.h"
71 #include "BKE_fcurve.h"
72 #include "BKE_global.h"
73 #include "BKE_main.h"
74 #include "BKE_nla.h"
75 #include "BKE_sequencer.h"
76
77 #include "MEM_guardedalloc.h"
78
79 /* *************************************************** */
80 /* Old-Data Freeing Tools */
81
82 /* Free data from old IPO-Blocks (those which haven't been converted), but not IPO block itself */
83 // XXX this shouldn't be necessary anymore, but may occur while not all data is converted yet
84 void free_ipo (Ipo *ipo)
85 {
86         IpoCurve *icu, *icn;
87         int n= 0;
88         
89         for (icu= ipo->curve.first; icu; icu= icn) {
90                 icn= icu->next;
91                 n++;
92                 
93                 if (icu->bezt) MEM_freeN(icu->bezt);
94                 if (icu->bp) MEM_freeN(icu->bp);
95                 if (icu->driver) MEM_freeN(icu->driver);
96                 
97                 BLI_freelinkN(&ipo->curve, icu);
98         }
99         
100         if (G.f & G_DEBUG)
101                 printf("Freed %d (Unconverted) Ipo-Curves from IPO '%s' \n", n, ipo->id.name+2);
102 }
103
104 /* *************************************************** */
105 /* ADRCODE to RNA-Path Conversion Code  - Special (Bitflags) */
106
107 /* Mapping Table for bitflag <-> RNA path */
108 typedef struct AdrBit2Path {
109         int bit;
110         const char *path;
111         int array_index;
112 } AdrBit2Path;
113
114 /* ----------------- */
115 /* Mapping Tables to use bits <-> RNA paths */
116
117 /* Object layers */
118 static AdrBit2Path ob_layer_bits[]= {
119         {(1<<0), "layers", 0},
120         {(1<<1), "layers", 1},
121         {(1<<2), "layers", 2},
122         {(1<<3), "layers", 3},
123         {(1<<4), "layers", 4},
124         {(1<<5), "layers", 5},
125         {(1<<6), "layers", 6},
126         {(1<<7), "layers", 7},
127         {(1<<8), "layers", 8},
128         {(1<<9), "layers", 9},
129         {(1<<10), "layers", 10},
130         {(1<<11), "layers", 11},
131         {(1<<12), "layers", 12},
132         {(1<<13), "layers", 13},
133         {(1<<14), "layers", 14},
134         {(1<<15), "layers", 15},
135         {(1<<16), "layers", 16},
136         {(1<<17), "layers", 17},
137         {(1<<18), "layers", 18},
138         {(1<<19), "layers", 19}
139 };
140
141 /* Material mode */
142 static AdrBit2Path ma_mode_bits[]= {
143 //      {MA_TRACEBLE, "traceable", 0},
144 //      {MA_SHADOW, "shadow", 0},
145 //      {MA_SHLESS, "shadeless", 0},
146 //      ...
147         {MA_RAYTRANSP, "transparency", 0},
148         {MA_RAYMIRROR, "raytrace_mirror.enabled", 0},
149 //      {MA_HALO, "type", MA_TYPE_HALO}
150 };
151
152 /* ----------------- */
153
154 /* quick macro for returning the appropriate array for adrcode_bitmaps_to_paths() */
155 #define RET_ABP(items) \
156         { \
157                 *tot= sizeof(items)/sizeof(AdrBit2Path); \
158                 return items; \
159         }
160
161 /* This function checks if a Blocktype+Adrcode combo, returning a mapping table */
162 static AdrBit2Path *adrcode_bitmaps_to_paths (int blocktype, int adrcode, int *tot)
163 {
164         /* Object layers */
165         if ((blocktype == ID_OB) && (adrcode == OB_LAY)) 
166                 RET_ABP(ob_layer_bits)
167         else if ((blocktype == ID_MA) && (adrcode == MA_MODE))
168                 RET_ABP(ma_mode_bits)
169         // XXX TODO: add other types...
170         
171         /* Normal curve */
172         return NULL;
173 }
174
175 /* *************************************************** */
176 /* ADRCODE to RNA-Path Conversion Code  - Standard */
177
178 /* Object types */
179 static const char *ob_adrcodes_to_paths (int adrcode, int *array_index)
180 {
181         /* set array index like this in-case nothing sets it correctly  */
182         *array_index= 0;
183         
184         /* result depends on adrcode */
185         switch (adrcode) {
186                 case OB_LOC_X:
187                         *array_index= 0; return "location";
188                 case OB_LOC_Y:
189                         *array_index= 1; return "location";
190                 case OB_LOC_Z:
191                         *array_index= 2; return "location";
192                 case OB_DLOC_X:
193                         *array_index= 0; return "delta_location";
194                 case OB_DLOC_Y:
195                         *array_index= 1; return "delta_location";
196                 case OB_DLOC_Z:
197                         *array_index= 2; return "delta_location";
198                 
199                 case OB_ROT_X:
200                         *array_index= 0; return "rotation_euler";
201                 case OB_ROT_Y:
202                         *array_index= 1; return "rotation_euler";
203                 case OB_ROT_Z:
204                         *array_index= 2; return "rotation_euler";
205                 case OB_DROT_X:
206                         *array_index= 0; return "delta_rotation_euler";
207                 case OB_DROT_Y:
208                         *array_index= 1; return "delta_rotation_euler";
209                 case OB_DROT_Z:
210                         *array_index= 2; return "delta_rotation_euler";
211                         
212                 case OB_SIZE_X:
213                         *array_index= 0; return "scale";
214                 case OB_SIZE_Y:
215                         *array_index= 1; return "scale";
216                 case OB_SIZE_Z:
217                         *array_index= 2; return "scale";
218                 case OB_DSIZE_X:
219                         *array_index= 0; return "delta_scale";
220                 case OB_DSIZE_Y:
221                         *array_index= 1; return "delta_scale";
222                 case OB_DSIZE_Z:
223                         *array_index= 2; return "delta_scale";
224                 case OB_COL_R:
225                         *array_index= 0; return "color";
226                 case OB_COL_G:
227                         *array_index= 1; return "color";
228                 case OB_COL_B:
229                         *array_index= 2; return "color";
230                 case OB_COL_A:
231                         *array_index= 3; return "color";
232 #if 0
233                 case OB_PD_FSTR:
234                         if (ob->pd) poin= &(ob->pd->f_strength);
235                         break;
236                 case OB_PD_FFALL:
237                         if (ob->pd) poin= &(ob->pd->f_power);
238                         break;
239                 case OB_PD_SDAMP:
240                         if (ob->pd) poin= &(ob->pd->pdef_damp);
241                         break;
242                 case OB_PD_RDAMP:
243                         if (ob->pd) poin= &(ob->pd->pdef_rdamp);
244                         break;
245                 case OB_PD_PERM:
246                         if (ob->pd) poin= &(ob->pd->pdef_perm);
247                         break;
248                 case OB_PD_FMAXD:
249                         if (ob->pd) poin= &(ob->pd->maxdist);
250                         break;
251 #endif
252         }
253         
254         return NULL;
255 }
256
257 /* PoseChannel types 
258  * NOTE: pchan name comes from 'actname' added earlier... 
259  */
260 static const char *pchan_adrcodes_to_paths (int adrcode, int *array_index)
261 {
262         /* set array index like this in-case nothing sets it correctly  */
263         *array_index= 0;
264         
265         /* result depends on adrcode */
266         switch (adrcode) {
267                 case AC_QUAT_W:
268                         *array_index= 0; return "rotation_quaternion";
269                 case AC_QUAT_X:
270                         *array_index= 1; return "rotation_quaternion";
271                 case AC_QUAT_Y:
272                         *array_index= 2; return "rotation_quaternion";
273                 case AC_QUAT_Z:
274                         *array_index= 3; return "rotation_quaternion";
275                         
276                 case AC_EUL_X:
277                         *array_index= 0; return "rotation_euler";
278                 case AC_EUL_Y:
279                         *array_index= 1; return "rotation_euler";
280                 case AC_EUL_Z:
281                         *array_index= 2; return "rotation_euler";
282                 
283                 case AC_LOC_X:
284                         *array_index= 0; return "location";
285                 case AC_LOC_Y:
286                         *array_index= 1; return "location";
287                 case AC_LOC_Z:
288                         *array_index= 2; return "location";
289                 
290                 case AC_SIZE_X:
291                         *array_index= 0; return "scale";
292                 case AC_SIZE_Y:
293                         *array_index= 1; return "scale";
294                 case AC_SIZE_Z:
295                         *array_index= 2; return "scale";
296         }
297         
298         /* for debugging only */
299         printf("ERROR: unmatched PoseChannel setting (code %d) \n", adrcode);
300         return NULL;
301 }
302
303 /* Constraint types */
304 static const char *constraint_adrcodes_to_paths (int adrcode, int *array_index)
305 {
306         /* set array index like this in-case nothing sets it correctly  */
307         *array_index= 0;
308         
309         /* result depends on adrcode */
310         switch (adrcode) {
311                 case CO_ENFORCE:
312                         return "influence";
313                 case CO_HEADTAIL:       // XXX this needs to be wrapped in RNA.. probably then this path will be invalid
314                         return "data.head_tail";
315         }
316         
317         return NULL;
318 }
319
320 /* ShapeKey types 
321  * NOTE: as we don't have access to the keyblock where the data comes from (for now), 
322  *       we'll just use numerical indices for now...
323  */
324 static char *shapekey_adrcodes_to_paths (int adrcode, int *UNUSED(array_index))
325 {
326         static char buf[128];
327         
328         /* block will be attached to ID_KE block, and setting that we alter is the 'value' (which sets keyblock.curval) */
329         // XXX adrcode 0 was dummy 'speed' curve 
330         if (adrcode == 0) 
331                 strcpy(buf, "speed");
332         else
333                 BLI_snprintf(buf, sizeof(buf), "key_blocks[%d].value", adrcode);
334         return buf;
335 }
336
337 /* MTex (Texture Slot) types */
338 static const char *mtex_adrcodes_to_paths (int adrcode, int *UNUSED(array_index))
339 {
340         const char *base=NULL, *prop=NULL;
341         static char buf[128];
342         
343         /* base part of path */
344         if (adrcode & MA_MAP1) base= "textures[0]";
345         else if (adrcode & MA_MAP2) base= "textures[1]";
346         else if (adrcode & MA_MAP3) base= "textures[2]";
347         else if (adrcode & MA_MAP4) base= "textures[3]";
348         else if (adrcode & MA_MAP5) base= "textures[4]";
349         else if (adrcode & MA_MAP6) base= "textures[5]";
350         else if (adrcode & MA_MAP7) base= "textures[6]";
351         else if (adrcode & MA_MAP8) base= "textures[7]";
352         else if (adrcode & MA_MAP9) base= "textures[8]";
353         else if (adrcode & MA_MAP10) base= "textures[9]";
354         else if (adrcode & MA_MAP11) base= "textures[10]";
355         else if (adrcode & MA_MAP12) base= "textures[11]";
356         else if (adrcode & MA_MAP13) base= "textures[12]";
357         else if (adrcode & MA_MAP14) base= "textures[13]";
358         else if (adrcode & MA_MAP15) base= "textures[14]";
359         else if (adrcode & MA_MAP16) base= "textures[15]";
360         else if (adrcode & MA_MAP17) base= "textures[16]";
361         else if (adrcode & MA_MAP18) base= "textures[17]";
362                 
363         /* property identifier for path */
364         adrcode= (adrcode & (MA_MAP1-1));
365         switch (adrcode) {
366 #if 0 // XXX these are not wrapped in RNA yet!
367                 case MAP_OFS_X:
368                         poin= &(mtex->ofs[0]); break;
369                 case MAP_OFS_Y:
370                         poin= &(mtex->ofs[1]); break;
371                 case MAP_OFS_Z:
372                         poin= &(mtex->ofs[2]); break;
373                 case MAP_SIZE_X:
374                         poin= &(mtex->size[0]); break;
375                 case MAP_SIZE_Y:
376                         poin= &(mtex->size[1]); break;
377                 case MAP_SIZE_Z:
378                         poin= &(mtex->size[2]); break;
379                 case MAP_R:
380                         poin= &(mtex->r); break;
381                 case MAP_G:
382                         poin= &(mtex->g); break;
383                 case MAP_B:
384                         poin= &(mtex->b); break;
385                 case MAP_DVAR:
386                         poin= &(mtex->def_var); break;
387                 case MAP_COLF:
388                         poin= &(mtex->colfac); break;
389                 case MAP_NORF:
390                         poin= &(mtex->norfac); break;
391                 case MAP_VARF:
392                         poin= &(mtex->varfac); break;
393 #endif
394                 case MAP_DISP:
395                         prop= "warp_factor"; break;
396         }
397         
398         /* only build and return path if there's a property */
399         if (prop) {
400                 BLI_snprintf(buf, 128, "%s.%s", base, prop);
401                 return buf;
402         }
403         else
404                 return NULL;
405 }
406
407 /* Texture types */
408 static const char *texture_adrcodes_to_paths (int adrcode, int *array_index)
409 {
410         /* set array index like this in-case nothing sets it correctly  */
411         *array_index= 0;
412         
413         /* result depends on adrcode */
414         switch (adrcode) {
415                 case TE_NSIZE:
416                         return "noise_size";
417                 case TE_TURB:
418                         return "turbulence";
419                         
420                 case TE_NDEPTH: // XXX texture RNA undefined
421                         //poin= &(tex->noisedepth); *type= IPO_SHORT; break;
422                         break;
423                 case TE_NTYPE: // XXX texture RNA undefined
424                         //poin= &(tex->noisetype); *type= IPO_SHORT; break;
425                         break;
426                         
427                 case TE_N_BAS1:
428                         return "noise_basis";
429                 case TE_N_BAS2:
430                         return "noise_basis"; // XXX this is not yet defined in RNA...
431                 
432                         /* voronoi */
433                 case TE_VNW1:
434                         *array_index= 0; return "feature_weights";
435                 case TE_VNW2:
436                         *array_index= 1; return "feature_weights";
437                 case TE_VNW3:
438                         *array_index= 2; return "feature_weights";
439                 case TE_VNW4:
440                         *array_index= 3; return "feature_weights";
441                 case TE_VNMEXP:
442                         return "minkovsky_exponent";
443                 case TE_VN_DISTM:
444                         return "distance_metric";
445                 case TE_VN_COLT:
446                         return "color_type";
447                 
448                         /* distorted noise / voronoi */
449                 case TE_ISCA:
450                         return "noise_intensity";
451                         
452                         /* distorted noise */
453                 case TE_DISTA:
454                         return "distortion_amount";
455                 
456                         /* musgrave */
457                 case TE_MG_TYP: // XXX texture RNA undefined
458                 //      poin= &(tex->stype); *type= IPO_SHORT; break;
459                         break;
460                 case TE_MGH:
461                         return "highest_dimension";
462                 case TE_MG_LAC:
463                         return "lacunarity";
464                 case TE_MG_OCT:
465                         return "octaves";
466                 case TE_MG_OFF:
467                         return "offset";
468                 case TE_MG_GAIN:
469                         return "gain";
470                         
471                 case TE_COL_R:
472                         *array_index= 0; return "rgb_factor";
473                 case TE_COL_G:
474                         *array_index= 1; return "rgb_factor";
475                 case TE_COL_B:
476                         *array_index= 2; return "rgb_factor";
477                         
478                 case TE_BRIGHT:
479                         return "brightness";
480                 case TE_CONTRA:
481                         return "constrast";
482         }
483         
484         return NULL;
485 }
486
487 /* Material Types */
488 static const char *material_adrcodes_to_paths (int adrcode, int *array_index)
489 {
490         /* set array index like this in-case nothing sets it correctly  */
491         *array_index= 0;
492         
493         /* result depends on adrcode */
494         switch (adrcode) {
495                 case MA_COL_R:
496                         *array_index= 0; return "diffuse_color";
497                 case MA_COL_G:
498                         *array_index= 1; return "diffuse_color";
499                 case MA_COL_B:
500                         *array_index= 2; return "diffuse_color";
501                         
502                 case MA_SPEC_R:
503                         *array_index= 0; return "specular_color";
504                 case MA_SPEC_G:
505                         *array_index= 1; return "specular_color";
506                 case MA_SPEC_B:
507                         *array_index= 2; return "specular_color";
508                         
509                 case MA_MIR_R:
510                         *array_index= 0; return "mirror_color";
511                 case MA_MIR_G:
512                         *array_index= 1; return "mirror_color";
513                 case MA_MIR_B:
514                         *array_index= 2; return "mirror_color";
515                         
516                 case MA_ALPHA:
517                         return "alpha";
518                         
519                 case MA_REF:
520                         return "diffuse_intensity";
521                 
522                 case MA_EMIT:
523                         return "emit";
524                 
525                 case MA_AMB:
526                         return "ambient";
527                 
528                 case MA_SPEC:
529                         return "specular_intensity";
530                 
531                 case MA_HARD:
532                         return "specular_hardness";
533                         
534                 case MA_SPTR:
535                         return "specular_opacity";
536                         
537                 case MA_IOR:
538                         return "ior";
539                         
540                 case MA_HASIZE:
541                         return "halo.size";
542                         
543                 case MA_TRANSLU:
544                         return "translucency";
545                         
546                 case MA_RAYM:
547                         return "raytrace_mirror.reflect";
548                         
549                 case MA_FRESMIR:
550                         return "raytrace_mirror.fresnel";
551                         
552                 case MA_FRESMIRI:
553                         return "raytrace_mirror.fresnel_factor";
554                         
555                 case MA_FRESTRA:
556                         return "raytrace_transparency.fresnel";
557                         
558                 case MA_FRESTRAI:
559                         return "raytrace_transparency.fresnel_factor";
560                         
561                 case MA_ADD:
562                         return "halo.add";
563                 
564                 default: /* for now, we assume that the others were MTex channels */
565                         return mtex_adrcodes_to_paths(adrcode, array_index);
566         }
567         
568         return NULL;    
569 }
570
571 /* Camera Types */
572 static const char *camera_adrcodes_to_paths (int adrcode, int *array_index)
573 {
574         /* set array index like this in-case nothing sets it correctly  */
575         *array_index= 0;
576         
577         /* result depends on adrcode */
578         switch (adrcode) {
579                 case CAM_LENS:
580 #if 0 // XXX this cannot be resolved easily... perhaps we assume camera is perspective (works for most cases...
581                         if (ca->type == CAM_ORTHO)
582                                 return "ortho_scale";
583                         else
584                                 return "lens"; 
585 #else // XXX lazy hack for now...
586                         return "lens";
587 #endif // XXX this cannot be resolved easily
588                         
589                 case CAM_STA:
590                         return "clip_start";
591                 case CAM_END:
592                         return "clip_end";
593                         
594 #if 0 // XXX these are not defined in RNA
595                 case CAM_YF_APERT:
596                         poin= &(ca->YF_aperture); break;
597                 case CAM_YF_FDIST:
598                         poin= &(ca->YF_dofdist); break;
599 #endif // XXX these are not defined in RNA
600                         
601                 case CAM_SHIFT_X:
602                         return "shift_x";
603                 case CAM_SHIFT_Y:
604                         return "shift_y";
605         }
606         
607         /* unrecognised adrcode, or not-yet-handled ones! */
608         return NULL;
609 }
610
611 /* Lamp Types */
612 static const char *lamp_adrcodes_to_paths (int adrcode, int *array_index)
613 {
614         /* set array index like this in-case nothing sets it correctly  */
615         *array_index= 0;
616         
617         /* result depends on adrcode */
618         switch (adrcode) {
619                 case LA_ENERGY:
620                         return "energy";
621                         
622                 case LA_COL_R:
623                         *array_index= 0;  return "color";
624                 case LA_COL_G:
625                         *array_index= 1;  return "color";
626                 case LA_COL_B:
627                         *array_index= 2;  return "color";
628                         
629                 case LA_DIST:
630                         return "distance";
631                 
632                 case LA_SPOTSI:
633                         return "spot_size";
634                 case LA_SPOTBL:
635                         return "spot_blend";
636                         
637                 case LA_QUAD1:
638                         return "linear_attenuation";
639                 case LA_QUAD2:
640                         return "quadratic_attenuation";
641                         
642                 case LA_HALOINT:
643                         return "halo_intensity";
644                         
645                 default: /* for now, we assume that the others were MTex channels */
646                         return mtex_adrcodes_to_paths(adrcode, array_index);
647         }
648         
649         /* unrecognised adrcode, or not-yet-handled ones! */
650         return NULL;
651 }
652
653 /* Sound Types */
654 static const char *sound_adrcodes_to_paths (int adrcode, int *array_index)
655 {
656         /* set array index like this in-case nothing sets it correctly  */
657         *array_index= 0;
658         
659         /* result depends on adrcode */
660         switch (adrcode) {
661                 case SND_VOLUME:
662                         return "volume";
663                 case SND_PITCH:
664                         return "pitch";
665         /* XXX Joshua -- I had wrapped panning in rna, but someone commented out, calling it "unused" */
666         /*      case SND_PANNING:
667                         return "panning"; */
668                 case SND_ATTEN:
669                         return "attenuation";
670         }
671         
672         /* unrecognised adrcode, or not-yet-handled ones! */
673         return NULL;
674 }
675
676 /* World Types */
677 static const char *world_adrcodes_to_paths (int adrcode, int *array_index)
678 {
679         /* set array index like this in-case nothing sets it correctly  */
680         *array_index= 0;
681         
682         /* result depends on adrcode */
683         switch (adrcode) {
684                 case WO_HOR_R:
685                         *array_index= 0; return "horizon_color";
686                 case WO_HOR_G:
687                         *array_index= 1; return "horizon_color";
688                 case WO_HOR_B:
689                         *array_index= 2; return "horizon_color";
690                 case WO_ZEN_R:
691                         *array_index= 0; return "zenith_color";
692                 case WO_ZEN_G:
693                         *array_index= 1; return "zenith_color";
694                 case WO_ZEN_B:
695                         *array_index= 2; return "zenith_color";
696                 
697                 case WO_EXPOS:
698                         return "exposure";
699                 
700                 case WO_MISI:
701                         return "mist.intensity";
702                 case WO_MISTDI:
703                         return "mist.depth";
704                 case WO_MISTSTA:
705                         return "mist.start";
706                 case WO_MISTHI:
707                         return "mist.height";
708
709                 case WO_STAR_R:
710                 case WO_STAR_G:
711                 case WO_STAR_B:
712                         printf("WARNING: WO_STAR_R/G/B deprecated\n");
713                         return NULL;
714                 
715                 case WO_STARDIST:
716                         return "stars.min_distance";
717                 case WO_STARSIZE:
718                         return "stars.size";
719                 
720                 default: /* for now, we assume that the others were MTex channels */
721                         return mtex_adrcodes_to_paths(adrcode, array_index);
722                 }
723                 
724         return NULL;    
725 }
726
727 /* Particle Types */
728 static const char *particle_adrcodes_to_paths (int adrcode, int *array_index)
729 {
730         /* set array index like this in-case nothing sets it correctly  */
731         *array_index= 0;
732         
733         /* result depends on adrcode */
734         switch (adrcode) {
735                 case PART_CLUMP:
736                         return "settings.clump_factor";
737                 case PART_AVE:
738                         return "settings.angular_velocity_factor";
739                 case PART_SIZE:
740                         return "settings.particle_size";
741                 case PART_DRAG:
742                         return "settings.drag_factor";
743                 case PART_BROWN:
744                         return "settings.brownian_factor";
745                 case PART_DAMP:
746                         return "settings.damp_factor";
747                 case PART_LENGTH:
748                         return "settings.length";
749                 case PART_GRAV_X:
750                         *array_index= 0; return "settings.acceleration";
751                 case PART_GRAV_Y:
752                         *array_index= 1; return "settings.acceleration";
753                 case PART_GRAV_Z:
754                         *array_index= 2; return "settings.acceleration";
755                 case PART_KINK_AMP:
756                         return "settings.kink_amplitude";
757                 case PART_KINK_FREQ:
758                         return "settings.kink_frequency";
759                 case PART_KINK_SHAPE:
760                         return "settings.kink_shape";
761                 case PART_BB_TILT:
762                         return "settings.billboard_tilt";
763                 
764                 /* PartDeflect needs to be sorted out properly in rna_object_force;
765                    If anyone else works on this, but is unfamiliar, these particular
766                         settings reference the particles of the system themselves
767                         being used as forces -- it will use the same rna structure
768                         as the similar object forces                            */
769                 /*case PART_PD_FSTR:
770                         if (part->pd) poin= &(part->pd->f_strength);
771                         break;
772                 case PART_PD_FFALL:
773                         if (part->pd) poin= &(part->pd->f_power);
774                         break;
775                 case PART_PD_FMAXD:
776                         if (part->pd) poin= &(part->pd->maxdist);
777                         break;
778                 case PART_PD2_FSTR:
779                         if (part->pd2) poin= &(part->pd2->f_strength);
780                         break;
781                 case PART_PD2_FFALL:
782                         if (part->pd2) poin= &(part->pd2->f_power);
783                         break;
784                 case PART_PD2_FMAXD:
785                         if (part->pd2) poin= &(part->pd2->maxdist);
786                         break;*/
787
788                 }
789                 
790         return NULL;    
791 }
792
793 /* ------- */
794
795 /* Allocate memory for RNA-path for some property given a blocktype, adrcode, and 'root' parts of path
796  *      Input:
797  *              - blocktype, adrcode    - determines setting to get
798  *              - actname, constname,seq - used to build path
799  *      Output:
800  *              - array_index                   - index in property's array (if applicable) to use
801  *              - return                                - the allocated path...
802  */
803 static char *get_rna_access (int blocktype, int adrcode, char actname[], char constname[], Sequence *seq, int *array_index)
804 {
805         DynStr *path= BLI_dynstr_new();
806         const char *propname=NULL;
807         char *rpath=NULL;
808         char buf[512];
809         int dummy_index= 0;
810         
811         /* hack: if constname is set, we can only be dealing with an Constraint curve */
812         if (constname)
813                 blocktype= ID_CO;
814         
815         /* get property name based on blocktype */
816         switch (blocktype) {
817                 case ID_OB: /* object */
818                         propname= ob_adrcodes_to_paths(adrcode, &dummy_index);
819                         break;
820                 
821                 case ID_PO: /* pose channel */
822                         propname= pchan_adrcodes_to_paths(adrcode, &dummy_index);
823                         break;
824                         
825                 case ID_KE: /* shapekeys */
826                         propname= shapekey_adrcodes_to_paths(adrcode, &dummy_index);
827                         break;
828                         
829                 case ID_CO: /* constraint */
830                         propname= constraint_adrcodes_to_paths(adrcode, &dummy_index);  
831                         break;
832                         
833                 case ID_TE: /* texture */
834                         propname= texture_adrcodes_to_paths(adrcode, &dummy_index);
835                         break;
836                         
837                 case ID_MA: /* material */
838                         propname= material_adrcodes_to_paths(adrcode, &dummy_index);
839                         break;
840                         
841                 case ID_CA: /* camera */
842                         propname= camera_adrcodes_to_paths(adrcode, &dummy_index);
843                         break;
844                         
845                 case ID_LA: /* lamp */
846                         propname= lamp_adrcodes_to_paths(adrcode, &dummy_index);
847                         break;
848                 
849                 case ID_SO: /* sound */
850                         propname= sound_adrcodes_to_paths(adrcode, &dummy_index);
851                         break;
852                 
853                 case ID_WO: /* world */
854                         propname= world_adrcodes_to_paths(adrcode, &dummy_index);
855                         break;
856                 
857                 case ID_PA: /* particle */
858                         propname= particle_adrcodes_to_paths(adrcode, &dummy_index);
859                         break;
860                         
861                 case ID_CU: /* curve */
862                         /* this used to be a 'dummy' curve which got evaluated on the fly... 
863                          * now we've got real var for this!
864                          */
865                         propname= "eval_time";
866                         break;
867                 
868                 /* XXX problematic blocktypes */                
869                 case ID_SEQ: /* sequencer strip */
870                         //SEQ_FAC1:
871                         switch (adrcode) {
872                         case SEQ_FAC1:
873                                 propname= "effect_fader";
874                                 break;
875                         case SEQ_FAC_SPEED:
876                                 propname= "speed_fader";
877                                 break;
878                         case SEQ_FAC_OPACITY:
879                                 propname= "blend_opacity";
880                                 break;
881                         }
882                         //      poin= &(seq->facf0); // XXX this doesn't seem to be included anywhere in sequencer RNA...
883                         break;
884                         
885                 /* special hacks */
886                 case -1:
887                         /* special case for rotdiff drivers... we don't need a property for this... */
888                         break;
889                         
890                 // TODO... add other blocktypes...
891                 default:
892                         printf("IPO2ANIMATO WARNING: No path for blocktype %d, adrcode %d yet \n", blocktype, adrcode);
893                         break;
894         }
895         
896         /* check if any property found 
897          *      - blocktype < 0 is special case for a specific type of driver, where we don't need a property name...
898          */
899         if ((propname == NULL) && (blocktype > 0)) {
900                 /* nothing was found, so exit */
901                 if (array_index) 
902                         *array_index= 0;
903                         
904                 BLI_dynstr_free(path);
905                 
906                 return NULL;
907         }
908         else {
909                 if (array_index)
910                         *array_index= dummy_index;
911         }
912
913         /* 'buf' _must_ be initialized in this block */
914         /* append preceding bits to path */
915         /* note, strings are not escapted and they should be! */
916         if ((actname && actname[0]) && (constname && constname[0])) {
917                 /* Constraint in Pose-Channel */
918                 BLI_snprintf(buf, sizeof(buf), "pose.bones[\"%s\"].constraints[\"%s\"]", actname, constname);
919         }
920         else if (actname && actname[0]) {
921                 if ((blocktype == ID_OB) && strcmp(actname, "Object")==0) {
922                         /* Actionified "Object" IPO's... no extra path stuff needed */
923                         buf[0]= '\0'; /* empty string */
924                 }
925                 else if ((blocktype == ID_KE) && strcmp(actname, "Shape")==0) {
926                         /* Actionified "Shape" IPO's - these are forced onto object level via the action container there... */
927                         strcpy(buf, "data.shape_keys");
928                 }
929                 else {
930                         /* Pose-Channel */
931                         BLI_snprintf(buf, sizeof(buf), "pose.bones[\"%s\"]", actname);
932                 }
933         }
934         else if (constname && constname[0]) {
935                 /* Constraint in Object */
936                 BLI_snprintf(buf, sizeof(buf), "constraints[\"%s\"]", constname);
937         }
938         else if (seq) {
939                 /* Sequence names in Scene */
940                 BLI_snprintf(buf, sizeof(buf), "sequence_editor.sequences_all[\"%s\"]", seq->name+2);
941         }
942         else {
943                 buf[0]= '\0'; /* empty string */
944         }
945
946         BLI_dynstr_append(path, buf);
947         
948         /* need to add dot before property if there was anything precceding this */
949         if (buf[0])
950                 BLI_dynstr_append(path, ".");
951         
952         /* now write name of property */
953         BLI_dynstr_append(path, propname);
954         
955         /* if there was no array index pointer provided, add it to the path */
956         if (array_index == NULL) {
957                 BLI_snprintf(buf, sizeof(buf), "[\"%d\"]", dummy_index);
958                 BLI_dynstr_append(path, buf);
959         }
960         
961         /* convert to normal MEM_malloc'd string */
962         rpath= BLI_dynstr_get_cstring(path);
963         BLI_dynstr_free(path);
964         
965         /* return path... */
966         return rpath;
967 }
968
969 /* *************************************************** */
970 /* Conversion Utilities */
971
972 /* Convert adrcodes to driver target transform channel types */
973 static short adrcode_to_dtar_transchan (short adrcode)
974 {
975         switch (adrcode) {
976                 case OB_LOC_X:  
977                         return DTAR_TRANSCHAN_LOCX;
978                 case OB_LOC_Y:
979                         return DTAR_TRANSCHAN_LOCY;
980                 case OB_LOC_Z:
981                         return DTAR_TRANSCHAN_LOCZ;
982                 
983                 case OB_ROT_X:  
984                         return DTAR_TRANSCHAN_ROTX;
985                 case OB_ROT_Y:
986                         return DTAR_TRANSCHAN_ROTY;
987                 case OB_ROT_Z:
988                         return DTAR_TRANSCHAN_ROTZ;
989                 
990                 case OB_SIZE_X: 
991                         return DTAR_TRANSCHAN_SCALEX;
992                 case OB_SIZE_Y:
993                         return DTAR_TRANSCHAN_SCALEX;
994                 case OB_SIZE_Z:
995                         return DTAR_TRANSCHAN_SCALEX;
996                         
997                 default:
998                         return 0;
999         }
1000 }
1001
1002 /* Convert IpoDriver to ChannelDriver - will free the old data (i.e. the old driver) */
1003 static ChannelDriver *idriver_to_cdriver (IpoDriver *idriver)
1004 {
1005         ChannelDriver *cdriver;
1006         
1007         /* allocate memory for new driver */
1008         cdriver= MEM_callocN(sizeof(ChannelDriver), "ChannelDriver");
1009         
1010         /* if 'pydriver', just copy data across */
1011         if (idriver->type == IPO_DRIVER_TYPE_PYTHON) {
1012                 /* PyDriver only requires the expression to be copied */
1013                 // FIXME: expression will be useless due to API changes, but at least not totally lost
1014                 cdriver->type = DRIVER_TYPE_PYTHON;
1015                 if (idriver->name[0])
1016                         BLI_strncpy(cdriver->expression, idriver->name, sizeof(cdriver->expression));
1017         }
1018         else {
1019                 DriverVar *dvar = NULL;
1020                 DriverTarget *dtar = NULL;
1021                 
1022                 /* this should be ok for all types here... */
1023                 cdriver->type= DRIVER_TYPE_AVERAGE;
1024                 
1025                 /* what to store depends on the 'blocktype' - object or posechannel */
1026                 if (idriver->blocktype == ID_AR) { /* PoseChannel */
1027                         if (idriver->adrcode == OB_ROT_DIFF) {
1028                                 /* Rotational Difference requires a special type of variable */
1029                                 dvar= driver_add_new_variable(cdriver);
1030                                 driver_change_variable_type(dvar, DVAR_TYPE_ROT_DIFF);
1031                                 
1032                                         /* first bone target */
1033                                 dtar= &dvar->targets[0];
1034                                 dtar->id= (ID *)idriver->ob;
1035                                 dtar->idtype= ID_OB;
1036                                 if (idriver->name[0])
1037                                         BLI_strncpy(dtar->pchan_name, idriver->name, sizeof(dtar->pchan_name));
1038                                 
1039                                         /* second bone target (name was stored in same var as the first one) */
1040                                 dtar= &dvar->targets[1];
1041                                 dtar->id= (ID *)idriver->ob;
1042                                 dtar->idtype= ID_OB;
1043                                 if (idriver->name[0]) // xxx... for safety
1044                                         BLI_strncpy(dtar->pchan_name, idriver->name+DRIVER_NAME_OFFS, sizeof(dtar->pchan_name));
1045                         }
1046                         else {
1047                                 /* only a single variable, of type 'transform channel' */
1048                                 dvar= driver_add_new_variable(cdriver);
1049                                 driver_change_variable_type(dvar, DVAR_TYPE_TRANSFORM_CHAN);
1050                                 
1051                                 /* only requires a single target */
1052                                 dtar= &dvar->targets[0];
1053                                 dtar->id= (ID *)idriver->ob;
1054                                 dtar->idtype= ID_OB;
1055                                 if (idriver->name[0])
1056                                         BLI_strncpy(dtar->pchan_name, idriver->name, sizeof(dtar->pchan_name));
1057                                 dtar->transChan= adrcode_to_dtar_transchan(idriver->adrcode);
1058                                 dtar->flag |= DTAR_FLAG_LOCALSPACE; /* old drivers took local space */
1059                         }
1060                 }
1061                 else { /* Object */
1062                         /* only a single variable, of type 'transform channel' */
1063                         dvar= driver_add_new_variable(cdriver);
1064                         driver_change_variable_type(dvar, DVAR_TYPE_TRANSFORM_CHAN);
1065                         
1066                                 /* only requires single target */
1067                         dtar= &dvar->targets[0];
1068                         dtar->id= (ID *)idriver->ob;
1069                         dtar->idtype= ID_OB;
1070                         dtar->transChan= adrcode_to_dtar_transchan(idriver->adrcode);
1071                 }
1072         }
1073         
1074         /* return the new one */
1075         return cdriver;
1076 }
1077
1078 /* Add F-Curve to the correct list 
1079  *      - grpname is needed to be used as group name where relevant, and is usually derived from actname
1080  */
1081 static void fcurve_add_to_list (ListBase *groups, ListBase *list, FCurve *fcu, char *grpname, int muteipo)
1082 {
1083         /* If we're adding to an action, we will have groups to write to... */
1084         if (groups && grpname) {
1085                 /* wrap the pointers given into a dummy action that we pass to the API func
1086                  * and extract the resultant lists...
1087                  */
1088                 bAction tmp_act;
1089                 bActionGroup *agrp= NULL;
1090                 
1091                 /* init the temp action */
1092                 memset(&tmp_act, 0, sizeof(bAction)); // XXX only enable this line if we get errors
1093                 tmp_act.groups.first= groups->first;
1094                 tmp_act.groups.last= groups->last;
1095                 tmp_act.curves.first= list->first;
1096                 tmp_act.curves.last= list->last;
1097                 /* ... xxx, the other vars don't need to be filled in */
1098                 
1099                 /* get the group to use */
1100                 agrp= action_groups_find_named(&tmp_act, grpname);
1101                 if (agrp == NULL) {
1102                         /* no matching group, so add one */
1103                         if (agrp == NULL) {
1104                                 /* Add a new group, and make it active */
1105                                 agrp= MEM_callocN(sizeof(bActionGroup), "bActionGroup");
1106                                 
1107                                 agrp->flag = AGRP_SELECTED;
1108                                 if (muteipo) agrp->flag |= AGRP_MUTED;
1109                                 
1110                                 BLI_strncpy(agrp->name, grpname, sizeof(agrp->name));
1111                                 
1112                                 BLI_addtail(&tmp_act.groups, agrp);
1113                                 BLI_uniquename(&tmp_act.groups, agrp, "Group", '.', offsetof(bActionGroup, name), sizeof(agrp->name));
1114                         }
1115                 }
1116                 
1117                 /* add F-Curve to group */
1118                 /* WARNING: this func should only need to look at the stuff we initialised, if not, things may crash */
1119                 action_groups_add_channel(&tmp_act, agrp, fcu);
1120                 
1121                 if (agrp->flag & AGRP_MUTED) /* flush down */
1122                         fcu->flag |= FCURVE_MUTED;
1123                 
1124                 /* set the output lists based on the ones in the temp action */
1125                 groups->first= tmp_act.groups.first;
1126                 groups->last= tmp_act.groups.last;
1127                 list->first= tmp_act.curves.first;
1128                 list->last= tmp_act.curves.last;
1129         }
1130         else {
1131                 /* simply add the F-Curve to the end of the given list */
1132                 BLI_addtail(list, fcu);
1133         }
1134 }
1135
1136 /* Convert IPO-Curve to F-Curve (including Driver data), and free any of the old data that 
1137  * is not relevant, BUT do not free the IPO-Curve itself...
1138  *      actname: name of Action-Channel (if applicable) that IPO-Curve's IPO-block belonged to
1139  *      constname: name of Constraint-Channel (if applicable) that IPO-Curve's IPO-block belonged to
1140  *      seq: sequencer-strip (if applicable) that IPO-Curve's IPO-block belonged to
1141  */
1142 static void icu_to_fcurves (ID *id, ListBase *groups, ListBase *list, IpoCurve *icu, char *actname, char *constname, Sequence * seq, int muteipo)
1143 {
1144         AdrBit2Path *abp;
1145         FCurve *fcu;
1146         int totbits;
1147         
1148         /* allocate memory for a new F-Curve */
1149         fcu= MEM_callocN(sizeof(FCurve), "FCurve");
1150         
1151         /* convert driver */
1152         if (icu->driver)
1153                 fcu->driver= idriver_to_cdriver(icu->driver);
1154         
1155         /* copy flags */
1156         if (icu->flag & IPO_VISIBLE) fcu->flag |= FCURVE_VISIBLE;
1157         if (icu->flag & IPO_SELECT) fcu->flag |= FCURVE_SELECTED;
1158         if (icu->flag & IPO_ACTIVE) fcu->flag |= FCURVE_ACTIVE;
1159         if (icu->flag & IPO_MUTE) fcu->flag |= FCURVE_MUTED;
1160         if (icu->flag & IPO_PROTECT) fcu->flag |= FCURVE_PROTECTED;
1161         
1162         /* set extrapolation */
1163         switch (icu->extrap) {
1164                 case IPO_HORIZ: /* constant extrapolation */
1165                 case IPO_DIR: /* linear extrapolation */
1166                 {
1167                         /* just copy, as the new defines match the old ones... */
1168                         fcu->extend= icu->extrap;
1169                 }
1170                         break;
1171                         
1172                 case IPO_CYCL: /* cyclic extrapolation */
1173                 case IPO_CYCLX: /* cyclic extrapolation + offset */
1174                 {
1175                         /* Add a new FModifier (Cyclic) instead of setting extend value 
1176                          * as that's the new equivilant of that option. 
1177                          */
1178                         FModifier *fcm= add_fmodifier(&fcu->modifiers, FMODIFIER_TYPE_CYCLES);
1179                         FMod_Cycles *data= (FMod_Cycles *)fcm->data;
1180                         
1181                         /* if 'offset' one is in use, set appropriate settings */
1182                         if (icu->extrap == IPO_CYCLX)
1183                                 data->before_mode= data->after_mode= FCM_EXTRAPOLATE_CYCLIC_OFFSET;
1184                         else
1185                                 data->before_mode= data->after_mode= FCM_EXTRAPOLATE_CYCLIC;
1186                 }
1187                         break;
1188         }
1189         
1190         /* -------- */
1191         
1192         /* get adrcode <-> bitflags mapping to handle nasty bitflag curves? */
1193         abp= adrcode_bitmaps_to_paths(icu->blocktype, icu->adrcode, &totbits);
1194         if (abp && totbits) {
1195                 FCurve *fcurve;
1196                 int b;
1197                 
1198                 if (G.f & G_DEBUG) printf("\tconvert bitflag ipocurve, totbits = %d \n", totbits);
1199                 
1200                 /* add the 'only int values' flag */
1201                 fcu->flag |= (FCURVE_INT_VALUES|FCURVE_DISCRETE_VALUES);                
1202                 
1203                 /* for each bit we have to remap + check for:
1204                  * 1) we need to make copy the existing F-Curve data (fcu -> fcurve),
1205                  *        except for the last one which will use the original 
1206                  * 2) copy the relevant path info across
1207                  * 3) filter the keyframes for the flag of interest
1208                  */
1209                 for (b=0; b < totbits; b++, abp++) {
1210                         unsigned int i=0;
1211                         
1212                         /* make a copy of existing base-data if not the last curve */
1213                         if (b < (totbits-1))
1214                                 fcurve= copy_fcurve(fcu);
1215                         else
1216                                 fcurve= fcu;
1217                                 
1218                         /* set path */
1219                         fcurve->rna_path= BLI_strdup(abp->path);
1220                         fcurve->array_index= abp->array_index;
1221                         
1222                         /* convert keyframes 
1223                          *      - beztriples and bpoints are mutually exclusive, so we won't have both at the same time
1224                          *      - beztriples are more likely to be encountered as they are keyframes (the other type wasn't used yet)
1225                          */
1226                         fcurve->totvert= icu->totvert;
1227                         
1228                         if (icu->bezt) {
1229                                 BezTriple *dst, *src;
1230                                 
1231                                 /* allocate new array for keyframes/beztriples */
1232                                 fcurve->bezt= MEM_callocN(sizeof(BezTriple)*fcurve->totvert, "BezTriples");
1233                                 
1234                                 /* loop through copying all BezTriples individually, as we need to modify a few things */
1235                                 for (dst=fcurve->bezt, src=icu->bezt, i=0; i < fcurve->totvert; i++, dst++, src++) {
1236                                         /* firstly, copy BezTriple data */
1237                                         *dst= *src;
1238                                         
1239                                         /* interpolation can only be constant... */
1240                                         dst->ipo= BEZT_IPO_CONST;
1241                                         
1242                                         /* 'hide' flag is now used for keytype - only 'keyframes' existed before */
1243                                         dst->hide= BEZT_KEYTYPE_KEYFRAME;
1244                                         
1245                                         /* auto-handles - per curve to per handle */
1246                                         if (icu->flag & IPO_AUTO_HORIZ) {
1247                                                 if (dst->h1 == HD_AUTO) dst->h1 = HD_AUTO_ANIM;
1248                                                 if (dst->h2 == HD_AUTO) dst->h2 = HD_AUTO_ANIM;
1249                                         }
1250                                         
1251                                         /* correct values, by checking if the flag of interest is set */
1252                                         if ( ((int)(dst->vec[1][1])) & (abp->bit) )
1253                                                 dst->vec[0][1]= dst->vec[1][1]= dst->vec[2][1] = 1.0f;
1254                                         else
1255                                                 dst->vec[0][1]= dst->vec[1][1]= dst->vec[2][1] = 0.0f;
1256                                 }
1257                         }
1258                         else if (icu->bp) {
1259                                 /* TODO: need to convert from BPoint type to the more compact FPoint type... but not priority, since no data used this */
1260                                 //BPoint *bp;
1261                                 //FPoint *fpt;
1262                         }
1263                         
1264                         /* add new F-Curve to list */
1265                         fcurve_add_to_list(groups, list, fcurve, actname, muteipo);
1266                 }
1267         }
1268         else {
1269                 unsigned int i=0;
1270                 
1271                 /* get rna-path
1272                  *      - we will need to set the 'disabled' flag if no path is able to be made (for now)
1273                  */
1274                 fcu->rna_path= get_rna_access(icu->blocktype, icu->adrcode, actname, constname, seq, &fcu->array_index);
1275                 if (fcu->rna_path == NULL)
1276                         fcu->flag |= FCURVE_DISABLED;
1277                 
1278                 /* convert keyframes 
1279                  *      - beztriples and bpoints are mutually exclusive, so we won't have both at the same time
1280                  *      - beztriples are more likely to be encountered as they are keyframes (the other type wasn't used yet)
1281                  */
1282                 fcu->totvert= icu->totvert;
1283                 
1284                 if (icu->bezt) {
1285                         BezTriple *dst, *src;
1286                         
1287                         /* allocate new array for keyframes/beztriples */
1288                         fcu->bezt= MEM_callocN(sizeof(BezTriple)*fcu->totvert, "BezTriples");
1289                         
1290                         /* loop through copying all BezTriples individually, as we need to modify a few things */
1291                         for (dst=fcu->bezt, src=icu->bezt, i=0; i < fcu->totvert; i++, dst++, src++) {
1292                                 /* firstly, copy BezTriple data */
1293                                 *dst= *src;
1294                                 
1295                                 /* now copy interpolation from curve (if not already set) */
1296                                 if (icu->ipo != IPO_MIXED)
1297                                         dst->ipo= icu->ipo;
1298                                         
1299                                 /* 'hide' flag is now used for keytype - only 'keyframes' existed before */
1300                                 dst->hide= BEZT_KEYTYPE_KEYFRAME;
1301                                 
1302                                 /* auto-handles - per curve to per handle */
1303                                 if (icu->flag & IPO_AUTO_HORIZ) {
1304                                         if (dst->h1 == HD_AUTO) dst->h1 = HD_AUTO_ANIM;
1305                                         if (dst->h2 == HD_AUTO) dst->h2 = HD_AUTO_ANIM;
1306                                 }
1307                                         
1308                                 /* correct values for euler rotation curves 
1309                                  *      - they were degrees/10 
1310                                  *      - we need radians for RNA to do the right thing
1311                                  */
1312                                 if ( ((icu->blocktype == ID_OB) && ELEM3(icu->adrcode, OB_ROT_X, OB_ROT_Y, OB_ROT_Z)) ||
1313                                          ((icu->blocktype == ID_PO) && ELEM3(icu->adrcode, AC_EUL_X, AC_EUL_Y, AC_EUL_Z)) )
1314                                 {
1315                                         const float fac= (float)M_PI / 18.0f; //10.0f * M_PI/180.0f;
1316                                         
1317                                         dst->vec[0][1] *= fac;
1318                                         dst->vec[1][1] *= fac;
1319                                         dst->vec[2][1] *= fac;
1320                                 }
1321                                 
1322                                 /* correct values for path speed curves 
1323                                  *      - their values were 0-1
1324                                  *      - we now need as 'frames'
1325                                  */
1326                                 if ( (id) && (icu->blocktype == GS(id->name)) && 
1327                                          (fcu->rna_path && strcmp(fcu->rna_path, "eval_time")==0) )
1328                                 {
1329                                         Curve *cu = (Curve *)id;
1330                                         
1331                                         dst->vec[0][1] *= cu->pathlen;
1332                                         dst->vec[1][1] *= cu->pathlen;
1333                                         dst->vec[2][1] *= cu->pathlen;
1334                                 }
1335                                 
1336                                 /* correct times for rotation drivers 
1337                                  *      - need to go from degrees to radians...
1338                                  *      - there's only really 1 target to worry about 
1339                                  *  - were also degrees/10
1340                                  */
1341                                 if (fcu->driver && fcu->driver->variables.first) {
1342                                         DriverVar *dvar= fcu->driver->variables.first;
1343                                         DriverTarget *dtar= &dvar->targets[0];
1344                                         
1345                                         if (ELEM3(dtar->transChan, DTAR_TRANSCHAN_ROTX, DTAR_TRANSCHAN_ROTY, DTAR_TRANSCHAN_ROTZ)) {
1346                                                 const float fac= (float)M_PI / 18.0f;
1347                                                 
1348                                                 dst->vec[0][0] *= fac;
1349                                                 dst->vec[1][0] *= fac;
1350                                                 dst->vec[2][0] *= fac;
1351                                         }
1352                                 }
1353                                 
1354                                 /* correct values for sequencer curves, that were not locked to frame */
1355                                 if (seq && (seq->flag & SEQ_IPO_FRAME_LOCKED) == 0) {
1356                                         double mul= (seq->enddisp-seq->startdisp)/100.0f;
1357                                         double offset= seq->startdisp;
1358                                         
1359                                         dst->vec[0][0] *= mul;
1360                                         dst->vec[0][0] += offset;
1361                                         
1362                                         dst->vec[1][0] *= mul;
1363                                         dst->vec[1][0] += offset;
1364                                         
1365                                         dst->vec[2][0] *= mul;
1366                                         dst->vec[2][0] += offset;
1367                                 }
1368                         }
1369                 }
1370                 else if (icu->bp) {
1371                         /* TODO: need to convert from BPoint type to the more compact FPoint type... but not priority, since no data used this */
1372                         //BPoint *bp;
1373                         //FPoint *fpt;
1374                 }
1375                 
1376                 /* add new F-Curve to list */
1377                 fcurve_add_to_list(groups, list, fcu, actname, muteipo);
1378         }
1379 }
1380
1381 /* ------------------------- */
1382
1383 /* Convert IPO-block (i.e. all its IpoCurves) to the new system.
1384  * This does not assume that any ID or AnimData uses it, but does assume that
1385  * it is given two lists, which it will perform driver/animation-data separation.
1386  */
1387 static void ipo_to_animato (ID *id, Ipo *ipo, char actname[], char constname[], Sequence *seq, ListBase *animgroups, ListBase *anim, ListBase *drivers)
1388 {
1389         IpoCurve *icu;
1390         
1391         /* sanity check */
1392         if (ELEM3(NULL, ipo, anim, drivers))
1393                 return;
1394                 
1395         if (G.f & G_DEBUG) printf("ipo_to_animato \n");
1396                 
1397         /* validate actname and constname 
1398          *      - clear actname if it was one of the generic <builtin> ones (i.e. 'Object', or 'Shapes')
1399          *      - actname can then be used to assign F-Curves in Action to Action Groups 
1400          *        (i.e. thus keeping the benefits that used to be provided by Action Channels for grouping
1401          *              F-Curves for bones). This may be added later... for now let's just dump without them...
1402          */
1403         if (actname) {
1404                 if ((ipo->blocktype == ID_OB) && (strcmp(actname, "Object") == 0))
1405                         actname= NULL;
1406                 else if ((ipo->blocktype == ID_OB) && (strcmp(actname, "Shape") == 0))
1407                         actname= NULL;
1408         }
1409         
1410         /* loop over IPO-Curves, freeing as we progress */
1411         for (icu= ipo->curve.first; icu; icu= icu->next) {
1412                 /* Since an IPO-Curve may end up being made into many F-Curves (i.e. bitflag curves), 
1413                  * we figure out the best place to put the channel, then tell the curve-converter to just dump there
1414                  */
1415                 if (icu->driver) {
1416                         /* Blender 2.4x allowed empty drivers, but we don't now, since they cause more trouble than they're worth */
1417                         if ((icu->driver->ob) || (icu->driver->type == IPO_DRIVER_TYPE_PYTHON)) {
1418                                 icu_to_fcurves(id, NULL, drivers, icu, actname, constname, seq, ipo->muteipo);
1419                         }
1420                         else {
1421                                 MEM_freeN(icu->driver);
1422                                 icu->driver= NULL;
1423                         }
1424                 }
1425                 else
1426                         icu_to_fcurves(id, animgroups, anim, icu, actname, constname, seq, ipo->muteipo);
1427         }
1428         
1429         /* if this IPO block doesn't have any users after this one, free... */
1430         ipo->id.us--;
1431         if (ID_REAL_USERS(ipo) <= 0) {
1432                 IpoCurve *icn;
1433                 
1434                 for (icu= ipo->curve.first; icu; icu= icn) {
1435                         icn= icu->next;
1436                         
1437                         /* free driver */
1438                         if (icu->driver)
1439                                 MEM_freeN(icu->driver);
1440                                 
1441                         /* free old data of curve now that it's no longer needed for converting any more curves */
1442                         if (icu->bezt) MEM_freeN(icu->bezt);
1443                         if (icu->bp) MEM_freeN(icu->bezt);
1444                         
1445                         /* free this IPO-Curve */
1446                         BLI_freelinkN(&ipo->curve, icu);
1447                 }
1448         }
1449 }
1450
1451 /* Convert Action-block to new system, separating animation and drivers
1452  * New curves may not be converted directly into the given Action (i.e. for Actions linked
1453  * to Objects, where ob->ipo and ob->action need to be combined).
1454  * NOTE: we need to be careful here, as same data-structs are used for new system too!
1455  */
1456 static void action_to_animato (ID *id, bAction *act, ListBase *groups, ListBase *curves, ListBase *drivers)
1457 {
1458         bActionChannel *achan, *achann;
1459         bConstraintChannel *conchan, *conchann;
1460         
1461         /* only continue if there are Action Channels (indicating unconverted data) */
1462         if (act->chanbase.first == NULL)
1463                 return;
1464                 
1465         /* get rid of all Action Groups */
1466         // XXX this is risky if there's some old + some new data in the Action...
1467         if (act->groups.first) 
1468                 BLI_freelistN(&act->groups);
1469         
1470         /* loop through Action-Channels, converting data, freeing as we go */
1471         for (achan= act->chanbase.first; achan; achan= achann) {
1472                 /* get pointer to next Action Channel */
1473                 achann= achan->next;
1474                 
1475                 /* convert Action Channel's IPO data */
1476                 if (achan->ipo) {
1477                         ipo_to_animato(id, achan->ipo, achan->name, NULL, NULL, groups, curves, drivers);
1478                         achan->ipo->id.us--;
1479                         achan->ipo= NULL;
1480                 }
1481                 
1482                 /* convert constraint channel IPO-data */
1483                 for (conchan= achan->constraintChannels.first; conchan; conchan= conchann) {
1484                         /* get pointer to next Constraint Channel */
1485                         conchann= conchan->next;
1486                         
1487                         /* convert Constraint Channel's IPO data */
1488                         if (conchan->ipo) {
1489                                 ipo_to_animato(id, conchan->ipo, achan->name, conchan->name, NULL, groups, curves, drivers);
1490                                 conchan->ipo->id.us--;
1491                                 conchan->ipo= NULL;
1492                         }
1493                         
1494                         /* free Constraint Channel */
1495                         BLI_freelinkN(&achan->constraintChannels, conchan);
1496                 }
1497                 
1498                 /* free Action Channel */
1499                 BLI_freelinkN(&act->chanbase, achan);
1500         }
1501 }
1502
1503
1504 /* ------------------------- */
1505
1506 /* Convert IPO-block (i.e. all its IpoCurves) for some ID to the new system
1507  * This assumes that AnimData has been added already. Separation of drivers
1508  * from animation data is accomplished here too...
1509  */
1510 static void ipo_to_animdata (ID *id, Ipo *ipo, char actname[], char constname[], Sequence *seq)
1511 {
1512         AnimData *adt= BKE_animdata_from_id(id);
1513         ListBase anim = {NULL, NULL};
1514         ListBase drivers = {NULL, NULL};
1515         
1516         /* sanity check */
1517         if ELEM(NULL, id, ipo)
1518                 return;
1519         if (adt == NULL) {
1520                 printf("ERROR ipo_to_animdata(): adt invalid \n");
1521                 return;
1522         }
1523         
1524         if (G.f & G_DEBUG) {
1525                 printf("ipo to animdata - ID:%s, IPO:%s, actname:%s constname:%s seqname:%s  curves:%d \n", 
1526                        id->name+2, ipo->id.name+2, (actname)?actname:"<None>", (constname)?constname:"<None>", (seq)?(seq->name+2):"<None>",
1527                         BLI_countlist(&ipo->curve));
1528         }
1529         
1530         /* Convert curves to animato system (separated into separate lists of F-Curves for animation and drivers),
1531          * and the try to put these lists in the right places, but do not free the lists here
1532          */
1533         // XXX there shouldn't be any need for the groups, so don't supply pointer for that now... 
1534         ipo_to_animato(id, ipo, actname, constname, seq, NULL, &anim, &drivers);
1535         
1536         /* deal with animation first */
1537         if (anim.first) {
1538                 if (G.f & G_DEBUG) printf("\thas anim \n");
1539                 /* try to get action */
1540                 if (adt->action == NULL) {
1541                         char nameBuf[MAX_ID_NAME];
1542                         
1543                         BLI_snprintf(nameBuf, sizeof(nameBuf), "CDA:%s", ipo->id.name+2);
1544                         
1545                         adt->action= add_empty_action(nameBuf);
1546                         if (G.f & G_DEBUG) printf("\t\tadded new action - '%s' \n", nameBuf);
1547                 }
1548                 
1549                 /* add F-Curves to action */
1550                 BLI_movelisttolist(&adt->action->curves, &anim);
1551         }
1552         
1553         /* deal with drivers */
1554         if (drivers.first) {
1555                 if (G.f & G_DEBUG) printf("\thas drivers \n");
1556                 /* add drivers to end of driver stack */
1557                 BLI_movelisttolist(&adt->drivers, &drivers);
1558         }
1559 }
1560
1561 /* Convert Action-block to new system
1562  * NOTE: we need to be careful here, as same data-structs are used for new system too!
1563  */
1564 static void action_to_animdata (ID *id, bAction *act)
1565 {
1566         AnimData *adt= BKE_animdata_from_id(id);
1567         
1568         /* only continue if there are Action Channels (indicating unconverted data) */
1569         if (ELEM(NULL, adt, act->chanbase.first))
1570                 return;
1571         
1572         /* check if we need to set this Action as the AnimData's action */
1573         if (adt->action == NULL) {
1574                 /* set this Action as AnimData's Action */
1575                 if (G.f & G_DEBUG) printf("act_to_adt - set adt action to act \n");
1576                 adt->action= act;
1577         }
1578         
1579         /* convert Action data */
1580         action_to_animato(id, act, &adt->action->groups, &adt->action->curves, &adt->drivers);
1581 }
1582
1583 /* ------------------------- */
1584
1585 // TODO:
1586 //      - NLA group duplicators info
1587 //      - NLA curve/stride modifiers...
1588
1589 /* Convert NLA-Strip to new system */
1590 static void nlastrips_to_animdata (ID *id, ListBase *strips)
1591 {
1592         AnimData *adt= BKE_animdata_from_id(id);
1593         NlaTrack *nlt = NULL;
1594         NlaStrip *strip;
1595         bActionStrip *as, *asn;
1596         
1597         /* for each one of the original strips, convert to a new strip and free the old... */
1598         for (as= strips->first; as; as= asn) {
1599                 asn= as->next;
1600                 
1601                 /* this old strip is only worth something if it had an action... */
1602                 if (as->act) {
1603                         /* convert Action data (if not yet converted), storing the results in the same Action */
1604                         action_to_animato(id, as->act, &as->act->groups, &as->act->curves, &adt->drivers);
1605                         
1606                         /* create a new-style NLA-strip which references this Action, then copy over relevant settings */
1607                         {
1608                                 /* init a new strip, and assign the action to it 
1609                                  *      - no need to muck around with the user-counts, since this is just 
1610                                  *        passing over the ref to the new owner, not creating an additional ref
1611                                  */
1612                                 strip= MEM_callocN(sizeof(NlaStrip), "NlaStrip");
1613                                 strip->act= as->act;
1614                                 
1615                                         /* endpoints */
1616                                 strip->start= as->start;
1617                                 strip->end= as->end;
1618                                 strip->actstart= as->actstart;
1619                                 strip->actend= as->actend;
1620                                 
1621                                         /* action reuse */
1622                                 strip->repeat= as->repeat;
1623                                 strip->scale= as->scale;
1624                                 if (as->flag & ACTSTRIP_LOCK_ACTION)    strip->flag |= NLASTRIP_FLAG_SYNC_LENGTH;
1625                                 
1626                                         /* blending */
1627                                 strip->blendin= as->blendin;
1628                                 strip->blendout= as->blendout;
1629                                 strip->blendmode= (as->mode==ACTSTRIPMODE_ADD) ? NLASTRIP_MODE_ADD : NLASTRIP_MODE_REPLACE;
1630                                 if (as->flag & ACTSTRIP_AUTO_BLENDS)    strip->flag |= NLASTRIP_FLAG_AUTO_BLENDS;
1631                                         
1632                                         /* assorted setting flags */
1633                                 if (as->flag & ACTSTRIP_SELECT)                 strip->flag |= NLASTRIP_FLAG_SELECT;
1634                                 if (as->flag & ACTSTRIP_ACTIVE)                 strip->flag |= NLASTRIP_FLAG_ACTIVE;
1635                                 
1636                                 if (as->flag & ACTSTRIP_MUTE)                   strip->flag |= NLASTRIP_FLAG_MUTED;
1637                                 if (as->flag & ACTSTRIP_REVERSE)                strip->flag |= NLASTRIP_FLAG_REVERSE;
1638                                 
1639                                         /* by default, we now always extrapolate, while in the past this was optional */
1640                                 if ((as->flag & ACTSTRIP_HOLDLASTFRAME)==0) 
1641                                         strip->extendmode= NLASTRIP_EXTEND_NOTHING;
1642                         }       
1643                         
1644                         /* try to add this strip to the current NLA-Track (i.e. the 'last' one on the stack atm) */
1645                         if (BKE_nlatrack_add_strip(nlt, strip) == 0) {
1646                                 /* trying to add to the current failed (no space), 
1647                                  * so add a new track to the stack, and add to that...
1648                                  */
1649                                 nlt= add_nlatrack(adt, NULL);
1650                                 BKE_nlatrack_add_strip(nlt, strip);
1651                         }
1652                 }
1653                 
1654                 /* modifiers */
1655                 // FIXME: for now, we just free them...
1656                 if (as->modifiers.first)
1657                         BLI_freelistN(&as->modifiers);
1658                 
1659                 /* free the old strip */
1660                 BLI_freelinkN(strips, as);
1661         }
1662 }
1663
1664 /* *************************************************** */
1665 /* External API - Only Called from do_versions() */
1666
1667 /* Called from do_versions() in readfile.c to convert the old 'IPO/adrcode' system
1668  * to the new 'Animato/RNA' system.
1669  *
1670  * The basic method used here, is to loop over datablocks which have IPO-data, and 
1671  * add those IPO's to new AnimData blocks as Actions. 
1672  * Action/NLA data only works well for Objects, so these only need to be checked for there.
1673  *  
1674  * Data that has been converted should be freed immediately, which means that it is immediately
1675  * clear which datablocks have yet to be converted, and also prevent freeing errors when we exit.
1676  */
1677 // XXX currently done after all file reading... 
1678 void do_versions_ipos_to_animato(Main *main)
1679 {
1680         ListBase drivers = {NULL, NULL};
1681         ID *id;
1682         
1683         if (main == NULL) {
1684                 printf("Argh! Main is NULL in do_versions_ipos_to_animato() \n");
1685                 return;
1686         }
1687                 
1688         /* only convert if version is right */
1689         if (main->versionfile >= 250) {
1690                 printf("WARNING: Animation data too new to convert (Version %d) \n", main->versionfile);
1691                 return;
1692         }
1693         else if (G.f & G_DEBUG)
1694                 printf("INFO: Converting to Animato... \n");
1695                 
1696         /* ----------- Animation Attached to Data -------------- */
1697         
1698         /* objects */
1699         for (id= main->object.first; id; id= id->next) {
1700                 Object *ob= (Object *)id;
1701                 bPoseChannel *pchan;
1702                 bConstraint *con;
1703                 bConstraintChannel *conchan, *conchann;
1704                 
1705                 if (G.f & G_DEBUG) printf("\tconverting ob %s \n", id->name+2);
1706                 
1707                 /* check if object has any animation data */
1708                 if (ob->nlastrips.first) {
1709                         /* Add AnimData block */
1710                         BKE_id_add_animdata(id);
1711                         
1712                         /* IPO first to take into any non-NLA'd Object Animation */
1713                         if (ob->ipo) {
1714                                 ipo_to_animdata(id, ob->ipo, NULL, NULL, NULL);
1715                                 
1716                                 ob->ipo->id.us--;
1717                                 ob->ipo= NULL;
1718                         }
1719                         
1720                         /* Action is skipped since it'll be used by some strip in the NLA anyway, 
1721                          * causing errors with evaluation in the new evaluation pipeline
1722                          */
1723                         if (ob->action) {
1724                                 ob->action->id.us--;
1725                                 ob->action= NULL;
1726                         }
1727                         
1728                         /* finally NLA */
1729                         nlastrips_to_animdata(id, &ob->nlastrips);
1730                 }
1731                 else if ((ob->ipo) || (ob->action)) {
1732                         /* Add AnimData block */
1733                         AnimData *adt= BKE_id_add_animdata(id);
1734                         
1735                         /* Action first - so that Action name get conserved */
1736                         if (ob->action) {
1737                                 action_to_animdata(id, ob->action);
1738                                 
1739                                 /* only decrease usercount if this Action isn't now being used by AnimData */
1740                                 if (ob->action != adt->action) {
1741                                         ob->action->id.us--;
1742                                         ob->action= NULL;
1743                                 }
1744                         }
1745                         
1746                         /* IPO second... */
1747                         if (ob->ipo) {
1748                                 ipo_to_animdata(id, ob->ipo, NULL, NULL, NULL);
1749                                 ob->ipo->id.us--;
1750                                 ob->ipo= NULL;
1751                         }
1752                 }
1753                 
1754                 /* check PoseChannels for constraints with local data */
1755                 if (ob->pose) {
1756                         /* Verify if there's AnimData block */
1757                         BKE_id_add_animdata(id);
1758                         
1759                         for (pchan= ob->pose->chanbase.first; pchan; pchan= pchan->next) {
1760                                 for (con= pchan->constraints.first; con; con= con->next) {
1761                                         /* if constraint has own IPO, convert add these to Object 
1762                                          * (NOTE: they're most likely to be drivers too) 
1763                                          */
1764                                         if (con->ipo) {
1765                                                 /* although this was the constraint's local IPO, we still need to provide pchan + con 
1766                                                  * so that drivers can be added properly...
1767                                                  */
1768                                                 ipo_to_animdata(id, con->ipo, pchan->name, con->name, NULL);
1769                                                 con->ipo->id.us--;
1770                                                 con->ipo= NULL;
1771                                         }
1772                                 }
1773                         }
1774                 }
1775                 
1776                 /* check constraints for local IPO's */
1777                 for (con= ob->constraints.first; con; con= con->next) {
1778                         /* if constraint has own IPO, convert add these to Object 
1779                          * (NOTE: they're most likely to be drivers too) 
1780                          */
1781                         if (con->ipo) {
1782                                 /* Verify if there's AnimData block, just in case */
1783                                 BKE_id_add_animdata(id);
1784                                 
1785                                 /* although this was the constraint's local IPO, we still need to provide con 
1786                                  * so that drivers can be added properly...
1787                                  */
1788                                 ipo_to_animdata(id, con->ipo, NULL, con->name, NULL);
1789                                 con->ipo->id.us--;
1790                                 con->ipo= NULL;
1791                         }
1792                          
1793                         /* check for Action Constraint */
1794                         // XXX do we really want to do this here?
1795                 }
1796                 
1797                 /* check constraint channels - we need to remove them anyway... */
1798                 if (ob->constraintChannels.first) {
1799                         /* Verify if there's AnimData block */
1800                         BKE_id_add_animdata(id);
1801                         
1802                         for (conchan= ob->constraintChannels.first; conchan; conchan= conchann) {
1803                                 /* get pointer to next Constraint Channel */
1804                                 conchann= conchan->next;
1805                                 
1806                                 /* convert Constraint Channel's IPO data */
1807                                 if (conchan->ipo) {
1808                                         ipo_to_animdata(id, conchan->ipo, NULL, conchan->name, NULL);
1809                                         conchan->ipo->id.us--;
1810                                         conchan->ipo= NULL;
1811                                 }
1812                                 
1813                                 /* free Constraint Channel */
1814                                 BLI_freelinkN(&ob->constraintChannels, conchan);
1815                         }
1816                 }
1817                 
1818                 /* object's action will always be object-rooted */
1819                 {
1820                         AnimData *adt= BKE_animdata_from_id(id);
1821                         if (adt && adt->action)
1822                                 adt->action->idroot = ID_OB;
1823                 }
1824         }
1825         
1826         /* shapekeys */
1827         for (id= main->key.first; id; id= id->next) {
1828                 Key *key= (Key *)id;
1829                 
1830                 if (G.f & G_DEBUG) printf("\tconverting key %s \n", id->name+2);
1831                 
1832                 /* we're only interested in the IPO 
1833                  * NOTE: for later, it might be good to port these over to Object instead, as many of these
1834                  * are likely to be drivers, but it's hard to trace that from here, so move this to Ob loop?
1835                  */
1836                 if (key->ipo) {
1837                         /* Add AnimData block */
1838                         AnimData *adt= BKE_id_add_animdata(id);
1839                         
1840                         /* Convert Shapekey data... */
1841                         ipo_to_animdata(id, key->ipo, NULL, NULL, NULL);
1842                         
1843                         if (adt->action)
1844                                 adt->action->idroot = key->ipo->blocktype;
1845                         
1846                         key->ipo->id.us--;
1847                         key->ipo= NULL;
1848                 }
1849         }
1850         
1851         /* materials */
1852         for (id= main->mat.first; id; id= id->next) {
1853                 Material *ma= (Material *)id;
1854                 
1855                 if (G.f & G_DEBUG) printf("\tconverting material %s \n", id->name+2);
1856                 
1857                 /* we're only interested in the IPO */
1858                 if (ma->ipo) {
1859                         /* Add AnimData block */
1860                         AnimData *adt= BKE_id_add_animdata(id);
1861                         
1862                         /* Convert Material data... */
1863                         ipo_to_animdata(id, ma->ipo, NULL, NULL, NULL);
1864                         
1865                         if (adt->action)
1866                                 adt->action->idroot = ma->ipo->blocktype;
1867                         
1868                         ma->ipo->id.us--;
1869                         ma->ipo= NULL;
1870                 }
1871         }
1872         
1873         /* worlds */
1874         for (id= main->world.first; id; id= id->next) {
1875                 World *wo= (World *)id;
1876                 
1877                 if (G.f & G_DEBUG) printf("\tconverting world %s \n", id->name+2);
1878                 
1879                 /* we're only interested in the IPO */
1880                 if (wo->ipo) {
1881                         /* Add AnimData block */
1882                         AnimData *adt= BKE_id_add_animdata(id);
1883                         
1884                         /* Convert World data... */
1885                         ipo_to_animdata(id, wo->ipo, NULL, NULL, NULL);
1886                         
1887                         if (adt->action)
1888                                 adt->action->idroot = wo->ipo->blocktype;
1889                         
1890                         wo->ipo->id.us--;
1891                         wo->ipo= NULL;
1892                 }
1893         }
1894         
1895         /* sequence strips */
1896         for (id= main->scene.first; id; id= id->next) {
1897                 Scene *scene = (Scene *)id;
1898                 Editing * ed = scene->ed;
1899                 if (ed && ed->seqbasep) {
1900                         Sequence * seq;
1901                         
1902                         AnimData *adt= BKE_id_add_animdata(id);
1903                         
1904                         SEQ_BEGIN(ed, seq) {
1905                                 IpoCurve *icu = (seq->ipo) ? seq->ipo->curve.first : NULL;
1906                                 short adrcode = SEQ_FAC1;
1907                                 
1908                                 if (G.f & G_DEBUG) 
1909                                         printf("\tconverting sequence strip %s \n", seq->name+2);
1910                                 
1911                                 if (ELEM(NULL, seq->ipo, icu)) {
1912                                         seq->flag |= SEQ_USE_EFFECT_DEFAULT_FADE;
1913                                         continue;
1914                                 }
1915                                 
1916                                 /* patch adrcode, so that we can map
1917                                    to different DNA variables later 
1918                                    (semi-hack (tm) )
1919                                 */
1920                                 switch (seq->type) {
1921                                         case SEQ_IMAGE:
1922                                         case SEQ_META:
1923                                         case SEQ_SCENE:
1924                                         case SEQ_MOVIE:
1925                                         case SEQ_COLOR:
1926                                                 adrcode = SEQ_FAC_OPACITY;
1927                                                 break;
1928                                         case SEQ_SPEED:
1929                                                 adrcode = SEQ_FAC_SPEED;
1930                                                 break;
1931                                 }
1932                                 icu->adrcode = adrcode;
1933                                 
1934                                 /* convert IPO */
1935                                 ipo_to_animdata((ID *)scene, seq->ipo, NULL, NULL, seq);
1936                                 
1937                                 if (adt->action)
1938                                         adt->action->idroot = ID_SCE; /* scene-rooted */
1939                                 
1940                                 seq->ipo->id.us--;
1941                                 seq->ipo = NULL;
1942                         }
1943                         SEQ_END
1944                 }
1945         }
1946
1947
1948         /* textures */
1949         for (id= main->tex.first; id; id= id->next) {
1950                 Tex *te= (Tex *)id;
1951                 
1952                 if (G.f & G_DEBUG) printf("\tconverting texture %s \n", id->name+2);
1953                 
1954                 /* we're only interested in the IPO */
1955                 if (te->ipo) {
1956                         /* Add AnimData block */
1957                         AnimData *adt= BKE_id_add_animdata(id);
1958                         
1959                         /* Convert Texture data... */
1960                         ipo_to_animdata(id, te->ipo, NULL, NULL, NULL);
1961                         
1962                         if (adt->action)
1963                                 adt->action->idroot = te->ipo->blocktype;
1964                         
1965                         te->ipo->id.us--;
1966                         te->ipo= NULL;
1967                 }
1968         }
1969         
1970         /* cameras */
1971         for (id= main->camera.first; id; id= id->next) {
1972                 Camera *ca= (Camera *)id;
1973                 
1974                 if (G.f & G_DEBUG) printf("\tconverting camera %s \n", id->name+2);
1975                 
1976                 /* we're only interested in the IPO */
1977                 if (ca->ipo) {
1978                         /* Add AnimData block */
1979                         AnimData *adt= BKE_id_add_animdata(id);
1980                         
1981                         /* Convert Camera data... */
1982                         ipo_to_animdata(id, ca->ipo, NULL, NULL, NULL);
1983                         
1984                         if (adt->action)
1985                                 adt->action->idroot = ca->ipo->blocktype;
1986                         
1987                         ca->ipo->id.us--;
1988                         ca->ipo= NULL;
1989                 }
1990         }
1991         
1992         /* lamps */
1993         for (id= main->lamp.first; id; id= id->next) {
1994                 Lamp *la= (Lamp *)id;
1995                 
1996                 if (G.f & G_DEBUG) printf("\tconverting lamp %s \n", id->name+2);
1997                 
1998                 /* we're only interested in the IPO */
1999                 if (la->ipo) {
2000                         /* Add AnimData block */
2001                         AnimData *adt= BKE_id_add_animdata(id);
2002                         
2003                         /* Convert Lamp data... */
2004                         ipo_to_animdata(id, la->ipo, NULL, NULL, NULL);
2005                         
2006                         if (adt->action)
2007                                 adt->action->idroot = la->ipo->blocktype;
2008                         
2009                         la->ipo->id.us--;
2010                         la->ipo= NULL;
2011                 }
2012         }
2013         
2014         /* curves */
2015         for (id= main->curve.first; id; id= id->next) {
2016                 Curve *cu= (Curve *)id;
2017                 
2018                 if (G.f & G_DEBUG) printf("\tconverting curve %s \n", id->name+2);
2019                 
2020                 /* we're only interested in the IPO */
2021                 if (cu->ipo) {
2022                         /* Add AnimData block */
2023                         AnimData *adt= BKE_id_add_animdata(id);
2024                         
2025                         /* Convert Curve data... */
2026                         ipo_to_animdata(id, cu->ipo, NULL, NULL, NULL);
2027                         
2028                         if (adt->action)
2029                                 adt->action->idroot = cu->ipo->blocktype;
2030                         
2031                         cu->ipo->id.us--;
2032                         cu->ipo= NULL;
2033                 }
2034         }
2035         
2036         /* --------- Unconverted Animation Data ------------------ */
2037         /* For Animation data which may not be directly connected (i.e. not linked) to any other 
2038          * data, we need to perform a separate pass to make sure that they are converted to standalone
2039          * Actions which may then be able to be reused. This does mean that we will be going over data that's
2040          * already been converted, but there are no problems with that.
2041          *
2042          * The most common case for this will be Action Constraints, or IPO's with Fake-Users. 
2043          * We collect all drivers that were found into a temporary collection, and free them in one go, as they're 
2044          * impossible to resolve.
2045          */
2046         
2047         /* actions */
2048         for (id= main->action.first; id; id= id->next) {
2049                 bAction *act= (bAction *)id;
2050                 
2051                 if (G.f & G_DEBUG) printf("\tconverting action %s \n", id->name+2);
2052                 
2053                 /* if old action, it will be object-only... */
2054                 if (act->chanbase.first)
2055                         act->idroot = ID_OB;
2056                 
2057                 /* be careful! some of the actions we encounter will be converted ones... */
2058                 action_to_animato(NULL, act, &act->groups, &act->curves, &drivers);
2059         }
2060         
2061         /* ipo's */
2062         for (id= main->ipo.first; id; id= id->next) {
2063                 Ipo *ipo= (Ipo *)id;
2064                 
2065                 if (G.f & G_DEBUG) printf("\tconverting ipo %s \n", id->name+2);
2066                 
2067                 /* most likely this IPO has already been processed, so check if any curves left to convert */
2068                 if (ipo->curve.first) {
2069                         bAction *new_act;
2070                         
2071                         /* add a new action for this, and convert all data into that action */
2072                         new_act= add_empty_action("ConvIPO_Action"); // XXX need a better name...
2073                         ipo_to_animato(NULL, ipo, NULL, NULL, NULL, NULL, &new_act->curves, &drivers);
2074                         new_act->idroot = ipo->blocktype;
2075                 }
2076                 
2077                 /* clear fake-users, and set user-count to zero to make sure it is cleared on file-save */
2078                 ipo->id.us= 0;
2079                 ipo->id.flag &= ~LIB_FAKEUSER;
2080         }
2081         
2082         /* free unused drivers from actions + ipos */
2083         free_fcurves(&drivers);
2084         
2085         if (G.f & G_DEBUG)
2086                 printf("INFO: Animato convert done \n");
2087 }
2088