6 * ***** BEGIN GPL LICENSE BLOCK *****
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * as published by the Free Software Foundation; either version 2
11 * of the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software Foundation,
20 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
23 * All rights reserved.
25 * The Original Code is: all of this file.
27 * Contributor(s): none yet.
29 * ***** END GPL LICENSE BLOCK *****
40 #include "MEM_guardedalloc.h"
42 #include "DNA_action_types.h"
43 #include "DNA_armature_types.h"
44 #include "DNA_camera_types.h"
45 #include "DNA_constraint_types.h"
46 #include "DNA_curve_types.h"
47 #include "DNA_group_types.h"
48 #include "DNA_ipo_types.h"
49 #include "DNA_lamp_types.h"
50 #include "DNA_lattice_types.h"
51 #include "DNA_material_types.h"
52 #include "DNA_mesh_types.h"
53 #include "DNA_meta_types.h"
54 #include "DNA_curve_types.h"
55 #include "DNA_meshdata_types.h"
56 #include "DNA_modifier_types.h"
57 #include "DNA_nla_types.h"
58 #include "DNA_object_types.h"
59 #include "DNA_object_force.h"
60 #include "DNA_object_fluidsim.h"
61 #include "DNA_oops_types.h"
62 #include "DNA_particle_types.h"
63 #include "DNA_scene_types.h"
64 #include "DNA_screen_types.h"
65 #include "DNA_space_types.h"
66 #include "DNA_texture_types.h"
67 #include "DNA_userdef_types.h"
68 #include "DNA_view3d_types.h"
69 #include "DNA_world_types.h"
71 #include "BKE_armature.h"
72 #include "BKE_action.h"
73 #include "BKE_colortools.h"
74 #include "BKE_deform.h"
75 #include "BKE_DerivedMesh.h"
78 #include "BLI_blenlib.h"
79 #include "BLI_arithb.h"
80 #include "BLI_editVert.h"
82 #include "BKE_utildefines.h"
83 #include "BKE_bad_level_calls.h"
86 #include "BKE_global.h"
89 #include "BKE_blender.h"
90 #include "BKE_constraint.h"
91 #include "BKE_curve.h"
92 #include "BKE_displist.h"
93 #include "BKE_group.h"
94 #include "BKE_icons.h"
97 #include "BKE_lattice.h"
98 #include "BKE_library.h"
100 #include "BKE_mball.h"
101 #include "BKE_modifier.h"
102 #include "BKE_object.h"
103 #include "BKE_particle.h"
104 #include "BKE_pointcache.h"
105 #include "BKE_property.h"
107 #include "BKE_scene.h"
108 #include "BKE_screen.h"
109 #include "BKE_softbody.h"
111 #include "LBM_fluidsim.h"
113 #include "BPY_extern.h"
117 /* Local function protos */
118 static void solve_parenting (Object *ob, Object *par, float obmat[][4], float slowmat[][4], int simul);
120 float originmat[3][3]; /* after where_is_object(), can be used in other functions (bad!) */
123 void clear_workob(void)
125 memset(&workob, 0, sizeof(Object));
127 workob.size[0]= workob.size[1]= workob.size[2]= 1.0;
131 void copy_baseflags()
133 Base *base= G.scene->base.first;
136 base->object->flag= base->flag;
141 void copy_objectflags()
143 Base *base= G.scene->base.first;
146 base->flag= base->object->flag;
151 void update_base_layer(Object *ob)
153 Base *base= G.scene->base.first;
156 if (base->object == ob) base->lay= ob->lay;
161 void object_free_particlesystems(Object *ob)
163 while(ob->particlesystem.first){
164 ParticleSystem *psys = ob->particlesystem.first;
166 BLI_remlink(&ob->particlesystem,psys);
172 void object_free_softbody(Object *ob)
180 void object_free_modifiers(Object *ob)
182 while (ob->modifiers.first) {
183 ModifierData *md = ob->modifiers.first;
185 BLI_remlink(&ob->modifiers, md);
190 /* particle modifiers were freed, so free the particlesystems as well */
191 object_free_particlesystems(ob);
193 /* same for softbody */
194 object_free_softbody(ob);
197 /* here we will collect all local displist stuff */
198 /* also (ab)used in depsgraph */
199 void object_free_display(Object *ob)
201 if(ob->derivedDeform) {
202 ob->derivedDeform->needsFree = 1;
203 ob->derivedDeform->release(ob->derivedDeform);
204 ob->derivedDeform= NULL;
206 if(ob->derivedFinal) {
207 ob->derivedFinal->needsFree = 1;
208 ob->derivedFinal->release(ob->derivedFinal);
209 ob->derivedFinal= NULL;
212 freedisplist(&ob->disp);
215 /* do not free object itself */
216 void free_object(Object *ob)
220 object_free_display(ob);
222 /* disconnect specific data */
227 if(ob->type==OB_MESH) unlink_mesh(ob->data);
228 else if(ob->type==OB_CURVE) unlink_curve(ob->data);
229 else if(ob->type==OB_MBALL) unlink_mball(ob->data);
234 for(a=0; a<ob->totcol; a++) {
235 if(ob->mat[a]) ob->mat[a]->id.us--;
237 if(ob->mat) MEM_freeN(ob->mat);
239 if(ob->bb) MEM_freeN(ob->bb);
241 if(ob->path) free_path(ob->path);
243 if(ob->ipo) ob->ipo->id.us--;
244 if(ob->action) ob->action->id.us--;
245 if(ob->poselib) ob->poselib->id.us--;
246 if(ob->dup_group) ob->dup_group->id.us--;
247 if(ob->defbase.first)
248 BLI_freelistN(&ob->defbase);
251 free_properties(&ob->prop);
252 object_free_modifiers(ob);
254 free_sensors(&ob->sensors);
255 free_controllers(&ob->controllers);
256 free_actuators(&ob->actuators);
258 free_constraints(&ob->constraints);
259 free_constraint_channels(&ob->constraintChannels);
260 free_nlastrips(&ob->nlastrips);
262 BPY_free_scriptlink(&ob->scriptlink);
266 ob->pd->tex->id.us--;
269 if(ob->soft) sbFree(ob->soft);
270 if(ob->fluidsimSettings) fluidsimSettingsFree(ob->fluidsimSettings);
273 static void unlink_object__unlinkModifierLinks(void *userData, Object *ob, Object **obpoin)
275 Object *unlinkOb = userData;
277 if (*obpoin==unlinkOb) {
279 ob->recalc |= OB_RECALC;
282 void unlink_object(Object *ob)
299 unlink_controllers(&ob->controllers);
300 unlink_actuators(&ob->actuators);
302 /* check all objects: parents en bevels and fields, also from libraries */
303 obt= G.main->object.first;
307 if(obt->proxy_from==ob) {
308 obt->proxy_from= NULL;
309 obt->recalc |= OB_RECALC_OB;
311 if(obt->proxy_group==ob)
312 obt->proxy_group= NULL;
314 if(obt->parent==ob) {
316 obt->recalc |= OB_RECALC;
321 obt->recalc |= OB_RECALC_OB;
324 modifiers_foreachObjectLink(obt, unlink_object__unlinkModifierLinks, ob);
326 if ELEM(obt->type, OB_CURVE, OB_FONT) {
331 obt->recalc |= OB_RECALC;
333 if(cu->taperobj==ob) {
335 obt->recalc |= OB_RECALC;
337 if(cu->textoncurve==ob) {
338 cu->textoncurve= NULL;
339 obt->recalc |= OB_RECALC;
342 else if(obt->type==OB_ARMATURE && obt->pose) {
344 for(pchan= obt->pose->chanbase.first; pchan; pchan= pchan->next) {
345 for (con = pchan->constraints.first; con; con=con->next) {
346 bConstraintTypeInfo *cti= constraint_get_typeinfo(con);
347 ListBase targets = {NULL, NULL};
348 bConstraintTarget *ct;
350 if (cti && cti->get_constraint_targets) {
351 cti->get_constraint_targets(con, &targets);
353 for (ct= targets.first; ct; ct= ct->next) {
356 strcpy(ct->subtarget, "");
357 obt->recalc |= OB_RECALC_DATA;
361 if (cti->flush_constraint_targets)
362 cti->flush_constraint_targets(con, &targets, 0);
365 if(pchan->custom==ob)
370 sca_remove_ob_poin(obt, ob);
372 for (con = obt->constraints.first; con; con=con->next) {
373 bConstraintTypeInfo *cti= constraint_get_typeinfo(con);
374 ListBase targets = {NULL, NULL};
375 bConstraintTarget *ct;
377 if (cti && cti->get_constraint_targets) {
378 cti->get_constraint_targets(con, &targets);
380 for (ct= targets.first; ct; ct= ct->next) {
383 strcpy(ct->subtarget, "");
384 obt->recalc |= OB_RECALC_DATA;
388 if (cti->flush_constraint_targets)
389 cti->flush_constraint_targets(con, &targets, 0);
393 /* object is deflector or field */
396 obt->recalc |= OB_RECALC_DATA;
399 for(md=obt->modifiers.first; md; md=md->next)
400 if(md->type == eModifierType_Cloth)
401 obt->recalc |= OB_RECALC_DATA;
405 for(strip= obt->nlastrips.first; strip; strip= strip->next) {
406 if(strip->object==ob)
409 if(strip->modifiers.first) {
410 bActionModifier *amod;
411 for(amod= strip->modifiers.first; amod; amod= amod->next)
417 /* particle systems */
418 if(obt->particlesystem.first) {
419 ParticleSystem *tpsys= obt->particlesystem.first;
420 for(; tpsys; tpsys=tpsys->next) {
421 if(tpsys->keyed_ob==ob) {
422 ParticleSystem *psys= BLI_findlink(&ob->particlesystem,tpsys->keyed_psys-1);
424 if(psys && psys->keyed_ob) {
425 tpsys->keyed_ob= psys->keyed_ob;
426 tpsys->keyed_psys= psys->keyed_psys;
429 tpsys->keyed_ob= NULL;
431 obt->recalc |= OB_RECALC_DATA;
434 if(tpsys->target_ob==ob) {
435 tpsys->target_ob= NULL;
436 obt->recalc |= OB_RECALC_DATA;
439 if(tpsys->part->dup_ob==ob)
440 tpsys->part->dup_ob= NULL;
442 if(tpsys->part->flag&PART_STICKY) {
446 for(p=0,pa=tpsys->particles; p<tpsys->totpart; p++,pa++) {
447 if(pa->stick_ob==ob) {
449 pa->flag &= ~PARS_STICKY;
455 obt->recalc |= OB_RECALC_DATA;
462 mat= G.main->mat.first;
465 for(a=0; a<MAX_MTEX; a++) {
466 if(mat->mtex[a] && ob==mat->mtex[a]->object) {
467 /* actually, test for lib here... to do */
468 mat->mtex[a]->object= NULL;
476 tex= G.main->tex.first;
479 if(tex->env->object == ob) tex->env->object= NULL;
485 if(ob->type==OB_MBALL) {
486 obt= find_basis_mball(ob);
487 if(obt) freedisplist(&obt->disp);
491 wrld= G.main->world.first;
493 if(wrld->id.lib==NULL) {
494 for(a=0; a<MAX_MTEX; a++) {
495 if(wrld->mtex[a] && ob==wrld->mtex[a]->object)
496 wrld->mtex[a]->object= NULL;
504 sce= G.main->scene.first;
506 if(sce->id.lib==NULL) {
507 if(sce->camera==ob) sce->camera= NULL;
512 ipo= G.main->ipo.first;
514 if(ipo->id.lib==NULL) {
516 for(icu= ipo->curve.first; icu; icu= icu->next) {
517 if(icu->driver && icu->driver->ob==ob)
518 icu->driver->ob= NULL;
525 sc= G.main->screen.first;
527 ScrArea *sa= sc->areabase.first;
531 for (sl= sa->spacedata.first; sl; sl= sl->next) {
532 if(sl->spacetype==SPACE_VIEW3D) {
533 View3D *v3d= (View3D*) sl;
535 if(v3d->camera==ob) {
537 if(v3d->persp==V3D_CAMOB) v3d->persp= V3D_PERSP;
539 if(v3d->localvd && v3d->localvd->camera==ob ) {
540 v3d->localvd->camera= NULL;
541 if(v3d->localvd->persp==V3D_CAMOB) v3d->localvd->persp= V3D_PERSP;
544 else if(sl->spacetype==SPACE_IPO) {
545 SpaceIpo *sipo= (SpaceIpo *)sl;
546 if(sipo->from == (ID *)ob) sipo->from= NULL;
548 else if(sl->spacetype==SPACE_OOPS) {
549 SpaceOops *so= (SpaceOops *)sl;
552 oops= so->oops.first;
554 if(oops->id==(ID *)ob) oops->id= NULL;
558 TreeStoreElem *tselem= so->treestore->data;
560 for(a=0; a<so->treestore->usedelem; a++, tselem++) {
561 if(tselem->id==(ID *)ob) tselem->id= NULL;
574 group= G.main->group.first;
576 rem_from_group(group, ob);
577 group= group->id.next;
581 camera= G.main->camera.first;
583 if (camera->dof_ob==ob) {
584 camera->dof_ob = NULL;
586 camera= camera->id.next;
590 int exist_object(Object *obtest)
594 if(obtest==NULL) return 0;
596 ob= G.main->object.first;
598 if(ob==obtest) return 1;
604 void *add_camera(char *name)
608 cam= alloc_libblock(&G.main->camera, ID_CA, name);
613 cam->clipend= 100.0f;
615 cam->ortho_scale= 6.0;
616 cam->flag |= CAM_SHOWTITLESAFE;
617 cam->passepartalpha = 0.2f;
622 Camera *copy_camera(Camera *cam)
626 camn= copy_libblock(cam);
627 id_us_plus((ID *)camn->ipo);
629 BPY_copy_scriptlink(&camn->scriptlink);
636 void make_local_camera(Camera *cam)
642 /* - only lib users: do nothing
643 * - only local users: set flag
647 if(cam->id.lib==0) return;
650 cam->id.flag= LIB_LOCAL;
651 new_id(0, (ID *)cam, 0);
655 ob= G.main->object.first;
658 if(ob->id.lib) lib= 1;
664 if(local && lib==0) {
666 cam->id.flag= LIB_LOCAL;
667 new_id(0, (ID *)cam, 0);
669 else if(local && lib) {
670 camn= copy_camera(cam);
673 ob= G.main->object.first;
688 /* get the camera's dof value, takes the dof object into account */
689 float dof_camera(Object *ob)
691 Camera *cam = (Camera *)ob->data;
692 if (ob->type != OB_CAMERA)
695 /* too simple, better to return the distance on the view axis only
696 * return VecLenf(ob->obmat[3], cam->dof_ob->obmat[3]); */
699 Mat4Invert(ob->imat, ob->obmat);
700 Mat4MulMat4(mat, cam->dof_ob->obmat, ob->imat);
701 return fabs(mat[3][2]);
703 return cam->YF_dofdist;
706 void *add_lamp(char *name)
710 la= alloc_libblock(&G.main->lamp, ID_LA, name);
712 la->r= la->g= la->b= la->k= 1.0;
713 la->haint= la->energy= 1.0;
718 la->mode= LA_SHAD_BUF;
722 la->shadspotsize= 45.0;
726 la->ray_samp= la->ray_sampy= la->ray_sampz= 1;
727 la->area_size=la->area_sizey=la->area_sizez= 1.0;
729 la->buftype= LA_SHADBUF_HALFWAY;
730 la->ray_samp_method = LA_SAMP_HALTON;
731 la->adapt_thresh = 0.001;
733 la->falloff_type = LA_FALLOFF_INVLINEAR;
734 la->curfalloff = curvemapping_add(1, 0.0f, 1.0f, 1.0f, 0.0f);
735 la->sun_effect_type = 0;
736 la->horizon_brightness = 1.0;
738 la->sun_brightness = 1.0;
740 la->backscattered_light = 1.0;
741 la->atm_turbidity = 2.0;
742 la->atm_inscattering_factor = 1.0;
743 la->atm_extinction_factor = 1.0;
744 la->atm_distance_factor = 1.0;
745 la->sun_intensity = 1.0;
746 curvemapping_initialize(la->curfalloff);
750 Lamp *copy_lamp(Lamp *la)
755 lan= copy_libblock(la);
757 for(a=0; a<MAX_MTEX; a++) {
759 lan->mtex[a]= MEM_mallocN(sizeof(MTex), "copylamptex");
760 memcpy(lan->mtex[a], la->mtex[a], sizeof(MTex));
761 id_us_plus((ID *)lan->mtex[a]->tex);
765 lan->curfalloff = curvemapping_copy(la->curfalloff);
767 id_us_plus((ID *)lan->ipo);
769 if (la->preview) lan->preview = BKE_previewimg_copy(la->preview);
771 BPY_copy_scriptlink(&la->scriptlink);
776 void make_local_lamp(Lamp *la)
782 /* - only lib users: do nothing
783 * - only local users: set flag
787 if(la->id.lib==0) return;
790 la->id.flag= LIB_LOCAL;
791 new_id(0, (ID *)la, 0);
795 ob= G.main->object.first;
798 if(ob->id.lib) lib= 1;
804 if(local && lib==0) {
806 la->id.flag= LIB_LOCAL;
807 new_id(0, (ID *)la, 0);
809 else if(local && lib) {
813 ob= G.main->object.first;
828 void free_camera(Camera *ca)
830 BPY_free_scriptlink(&ca->scriptlink);
833 void free_lamp(Lamp *la)
840 BPY_free_scriptlink(&la->scriptlink);
842 for(a=0; a<MAX_MTEX; a++) {
844 if(mtex && mtex->tex) mtex->tex->id.us--;
845 if(mtex) MEM_freeN(mtex);
849 curvemapping_free(la->curfalloff);
851 BKE_previewimg_free(&la->preview);
852 BKE_icon_delete(&la->id);
862 /* *************************************************** */
864 static void *add_obdata_from_type(int type)
867 case OB_MESH: G.totmesh++; return add_mesh("Mesh");
868 case OB_CURVE: G.totcurve++; return add_curve("Curve", OB_CURVE);
869 case OB_SURF: G.totcurve++; return add_curve("Surf", OB_SURF);
870 case OB_FONT: return add_curve("Text", OB_FONT);
871 case OB_MBALL: return add_mball("Meta");
872 case OB_CAMERA: return add_camera("Camera");
873 case OB_LAMP: G.totlamp++; return add_lamp("Lamp");
874 case OB_LATTICE: return add_lattice("Lattice");
875 case OB_WAVE: return add_wave();
876 case OB_ARMATURE: return add_armature("Armature");
877 case OB_EMPTY: return NULL;
879 printf("add_obdata_from_type: Internal error, bad type: %d\n", type);
884 static char *get_obdata_defname(int type)
887 case OB_MESH: return "Mesh";
888 case OB_CURVE: return "Curve";
889 case OB_SURF: return "Surf";
890 case OB_FONT: return "Font";
891 case OB_MBALL: return "Mball";
892 case OB_CAMERA: return "Camera";
893 case OB_LAMP: return "Lamp";
894 case OB_LATTICE: return "Lattice";
895 case OB_WAVE: return "Wave";
896 case OB_ARMATURE: return "Armature";
897 case OB_EMPTY: return "Empty";
899 printf("get_obdata_defname: Internal error, bad type: %d\n", type);
904 /* more general add: creates minimum required data, but without vertices etc. */
905 Object *add_only_object(int type, char *name)
909 ob= alloc_libblock(&G.main->object, ID_OB, name);
912 /* default object vars */
914 /* ob->transflag= OB_QUAT; */
916 #if 0 /* not used yet */
921 ob->col[0]= ob->col[1]= ob->col[2]= 0.0;
924 ob->loc[0]= ob->loc[1]= ob->loc[2]= 0.0;
925 ob->rot[0]= ob->rot[1]= ob->rot[2]= 0.0;
926 ob->size[0]= ob->size[1]= ob->size[2]= 1.0;
928 Mat4One(ob->constinv);
929 Mat4One(ob->parentinv);
932 if(U.flag & USER_MAT_ON_OB) ob->colbits= -1;
933 ob->empty_drawtype= OB_ARROWS;
934 ob->empty_drawsize= 1.0;
936 if(type==OB_CAMERA || type==OB_LAMP) {
937 ob->trackflag= OB_NEGZ;
941 ob->trackflag= OB_POSY;
944 ob->ipoflag = OB_OFFS_OB+OB_OFFS_PARENT;
945 ob->ipowin= ID_OB; /* the ipowin shown */
946 ob->dupon= 1; ob->dupoff= 0;
947 ob->dupsta= 1; ob->dupend= 100;
948 ob->dupfacesca = 1.0;
950 /* Game engine defaults*/
951 ob->mass= ob->inertia= 1.0f;
952 ob->formfactor= 0.4f;
955 ob->anisotropicFriction[0] = 1.0f;
956 ob->anisotropicFriction[1] = 1.0f;
957 ob->anisotropicFriction[2] = 1.0f;
958 ob->gameflag= OB_PROP;
960 /* NT fluid sim defaults */
961 ob->fluidsimFlag = 0;
962 ob->fluidsimSettings = NULL;
967 /* general add: to G.scene, with layer from area and default name */
968 /* creates minimum required data, but without vertices etc. */
969 Object *add_object(int type)
975 strcpy(name, get_obdata_defname(type));
976 ob = add_only_object(type, name);
978 ob->data= add_obdata_from_type(type);
980 ob->lay= G.scene->lay;
982 base= scene_add_base(G.scene, ob);
983 scene_select_base(G.scene, base);
984 ob->recalc |= OB_RECALC;
989 void base_init_from_view3d(Base *base, View3D *v3d)
991 Object *ob= base->object;
994 /* no 3d view, this wont happen often */
996 VECCOPY(ob->loc, G.scene->cursor);
998 /* return now because v3d->viewquat isnt available */
1000 } else if (v3d->localview) {
1001 base->lay= ob->lay= v3d->layact + v3d->lay;
1002 VECCOPY(ob->loc, v3d->cursor);
1004 base->lay= ob->lay= v3d->layact;
1005 VECCOPY(ob->loc, G.scene->cursor);
1008 if (U.flag & USER_ADD_VIEWALIGNED) {
1009 v3d->viewquat[0]= -v3d->viewquat[0];
1011 /* Quats arnt used yet */
1012 /*if (ob->transflag & OB_QUAT) {
1013 QUATCOPY(ob->quat, v3d->viewquat);
1015 QuatToEul(v3d->viewquat, ob->rot);
1017 v3d->viewquat[0]= -v3d->viewquat[0];
1021 SoftBody *copy_softbody(SoftBody *sb)
1025 if (sb==NULL) return(NULL);
1027 sbn= MEM_dupallocN(sb);
1028 sbn->totspring= sbn->totpoint= 0;
1033 sbn->totkey= sbn->totpointkey= 0;
1037 sbn->pointcache= BKE_ptcache_copy(sb->pointcache);
1042 ParticleSystem *copy_particlesystem(ParticleSystem *psys)
1044 ParticleSystem *psysn;
1048 psysn= MEM_dupallocN(psys);
1049 psysn->particles= MEM_dupallocN(psys->particles);
1050 psysn->child= MEM_dupallocN(psys->child);
1052 for(a=0, pa=psysn->particles; a<psysn->totpart; a++, pa++) {
1054 pa->hair= MEM_dupallocN(pa->hair);
1056 pa->keys= MEM_dupallocN(pa->keys);
1060 psysn->soft= copy_softbody(psys->soft);
1061 psysn->soft->particles = psysn;
1064 psysn->pathcache= NULL;
1065 psysn->childcache= NULL;
1067 psysn->effectors.first= psysn->effectors.last= 0;
1069 psysn->pathcachebufs.first = psysn->pathcachebufs.last = NULL;
1070 psysn->childcachebufs.first = psysn->childcachebufs.last = NULL;
1071 psysn->reactevents.first = psysn->reactevents.last = NULL;
1072 psysn->renderdata = NULL;
1074 psysn->pointcache= BKE_ptcache_copy(psys->pointcache);
1076 id_us_plus((ID *)psysn->part);
1081 void copy_object_particlesystems(Object *obn, Object *ob)
1083 ParticleSystemModifierData *psmd;
1084 ParticleSystem *psys, *npsys;
1087 obn->particlesystem.first= obn->particlesystem.last= NULL;
1088 for(psys=ob->particlesystem.first; psys; psys=psys->next) {
1089 npsys= copy_particlesystem(psys);
1091 BLI_addtail(&obn->particlesystem, npsys);
1093 /* need to update particle modifiers too */
1094 for(md=obn->modifiers.first; md; md=md->next) {
1095 if(md->type==eModifierType_ParticleSystem) {
1096 psmd= (ParticleSystemModifierData*)md;
1097 if(psmd->psys==psys)
1104 void copy_object_softbody(Object *obn, Object *ob)
1107 obn->soft= copy_softbody(ob->soft);
1110 static void copy_object_pose(Object *obn, Object *ob)
1114 /* note: need to clear obn->pose pointer first, so that copy_pose works (otherwise there's a crash) */
1116 copy_pose(&obn->pose, ob->pose, 1); /* 1 = copy constraints */
1118 for (chan = obn->pose->chanbase.first; chan; chan=chan->next){
1121 chan->flag &= ~(POSE_LOC|POSE_ROT|POSE_SIZE);
1123 for (con= chan->constraints.first; con; con= con->next) {
1124 bConstraintTypeInfo *cti= constraint_get_typeinfo(con);
1125 ListBase targets = {NULL, NULL};
1126 bConstraintTarget *ct;
1130 for(icu= con->ipo->curve.first; icu; icu= icu->next) {
1131 if(icu->driver && icu->driver->ob==ob)
1132 icu->driver->ob= obn;
1136 if (cti && cti->get_constraint_targets) {
1137 cti->get_constraint_targets(con, &targets);
1139 for (ct= targets.first; ct; ct= ct->next) {
1144 if (cti->flush_constraint_targets)
1145 cti->flush_constraint_targets(con, &targets, 0);
1151 Object *copy_object(Object *ob)
1157 obn= copy_libblock(ob);
1160 obn->mat= MEM_dupallocN(ob->mat);
1163 if(ob->bb) obn->bb= MEM_dupallocN(ob->bb);
1165 obn->flag &= ~OB_FROMGROUP;
1167 obn->modifiers.first = obn->modifiers.last= NULL;
1169 for (md=ob->modifiers.first; md; md=md->next) {
1170 ModifierData *nmd = modifier_new(md->type);
1171 modifier_copyData(md, nmd);
1172 BLI_addtail(&obn->modifiers, nmd);
1175 BPY_copy_scriptlink(&ob->scriptlink);
1177 copy_properties(&obn->prop, &ob->prop);
1178 copy_sensors(&obn->sensors, &ob->sensors);
1179 copy_controllers(&obn->controllers, &ob->controllers);
1180 copy_actuators(&obn->actuators, &ob->actuators);
1183 copy_object_pose(obn, ob);
1184 /* backwards compat... non-armatures can get poses in older files? */
1185 if(ob->type==OB_ARMATURE)
1186 armature_rebuild_pose(obn, obn->data);
1188 copy_defgroups(&obn->defbase, &ob->defbase);
1189 copy_nlastrips(&obn->nlastrips, &ob->nlastrips);
1190 copy_constraints (&obn->constraints, &ob->constraints);
1192 clone_constraint_channels (&obn->constraintChannels, &ob->constraintChannels);
1194 /* increase user numbers */
1195 id_us_plus((ID *)obn->data);
1196 id_us_plus((ID *)obn->ipo);
1197 id_us_plus((ID *)obn->action);
1198 id_us_plus((ID *)obn->dup_group);
1200 for(a=0; a<obn->totcol; a++) id_us_plus((ID *)obn->mat[a]);
1202 obn->disp.first= obn->disp.last= NULL;
1205 obn->pd= MEM_dupallocN(ob->pd);
1207 id_us_plus(&(obn->pd->tex->id));
1209 obn->soft= copy_softbody(ob->soft);
1211 /* NT copy fluid sim setting memory */
1212 if(obn->fluidsimSettings) {
1213 obn->fluidsimSettings = fluidsimSettingsCopy(ob->fluidsimSettings);
1214 /* copying might fail... */
1215 if(obn->fluidsimSettings) {
1216 obn->fluidsimSettings->orgMesh = (Mesh *)obn->data;
1220 copy_object_particlesystems(obn, ob);
1222 obn->derivedDeform = NULL;
1223 obn->derivedFinal = NULL;
1233 void expand_local_object(Object *ob)
1235 bActionStrip *strip;
1238 id_lib_extern((ID *)ob->action);
1239 id_lib_extern((ID *)ob->ipo);
1240 id_lib_extern((ID *)ob->data);
1241 id_lib_extern((ID *)ob->dup_group);
1243 for(a=0; a<ob->totcol; a++) {
1244 id_lib_extern((ID *)ob->mat[a]);
1246 for (strip=ob->nlastrips.first; strip; strip=strip->next) {
1247 id_lib_extern((ID *)strip->act);
1252 void make_local_object(Object *ob)
1259 /* - only lib users: do nothing
1260 * - only local users: set flag
1261 * - mixed: make copy
1264 if(ob->id.lib==NULL) return;
1266 ob->proxy= ob->proxy_from= NULL;
1270 ob->id.flag= LIB_LOCAL;
1271 new_id(0, (ID *)ob, 0);
1275 sce= G.main->scene.first;
1277 base= sce->base.first;
1279 if(base->object==ob) {
1280 if(sce->id.lib) lib++;
1289 if(local && lib==0) {
1291 ob->id.flag= LIB_LOCAL;
1292 new_id(0, (ID *)ob, 0);
1294 else if(local && lib) {
1295 obn= copy_object(ob);
1298 sce= G.main->scene.first;
1300 if(sce->id.lib==0) {
1301 base= sce->base.first;
1303 if(base->object==ob) {
1316 expand_local_object(ob);
1319 /* *************** PROXY **************** */
1321 /* when you make proxy, ensure the exposed layers are extern */
1322 void armature_set_id_extern(Object *ob)
1324 bArmature *arm= ob->data;
1325 bPoseChannel *pchan;
1326 int lay= arm->layer_protected;
1328 for (pchan = ob->pose->chanbase.first; pchan; pchan=pchan->next) {
1329 if(!(pchan->bone->layer & lay))
1330 id_lib_extern((ID *)pchan->custom);
1335 /* proxy rule: lib_object->proxy_from == the one we borrow from, set temporally while object_update */
1336 /* local_object->proxy == pointer to library object, saved in files and read */
1337 /* local_object->proxy_group == pointer to group dupli-object, saved in files and read */
1339 void object_make_proxy(Object *ob, Object *target, Object *gob)
1341 /* paranoia checks */
1342 if(ob->id.lib || target->id.lib==NULL) {
1343 printf("cannot make proxy\n");
1348 ob->proxy_group= gob;
1349 id_lib_extern(&target->id);
1351 ob->recalc= target->recalc= OB_RECALC;
1353 /* copy transform */
1355 VECCOPY(ob->loc, gob->loc);
1356 VECCOPY(ob->rot, gob->rot);
1357 VECCOPY(ob->size, gob->size);
1359 group_tag_recalc(gob->dup_group);
1362 VECCOPY(ob->loc, target->loc);
1363 VECCOPY(ob->rot, target->rot);
1364 VECCOPY(ob->size, target->size);
1367 ob->parent= target->parent; /* libdata */
1368 Mat4CpyMat4(ob->parentinv, target->parentinv);
1369 ob->ipo= target->ipo; /* libdata */
1371 /* skip constraints, constraintchannels, nla? */
1373 /* set object type and link to data */
1374 ob->type= target->type;
1375 ob->data= target->data;
1376 id_us_plus((ID *)ob->data); /* ensures lib data becomes LIB_EXTERN */
1378 /* copy material and index information */
1379 ob->actcol= ob->totcol= 0;
1380 if(ob->mat) MEM_freeN(ob->mat);
1382 if ((target->totcol) && (target->mat) && OB_SUPPORT_MATERIAL(ob)) {
1384 ob->colbits = target->colbits;
1386 ob->actcol= target->actcol;
1387 ob->totcol= target->totcol;
1389 ob->mat = MEM_dupallocN(target->mat);
1390 for(i=0; i<target->totcol; i++) {
1391 /* dont need to run test_object_materials since we know this object is new and not used elsewhere */
1392 id_us_plus(ob->mat[i]);
1396 /* type conversions */
1397 if(target->type == OB_ARMATURE) {
1398 copy_object_pose(ob, target); /* data copy, object pointers in constraints */
1399 rest_pose(ob->pose); /* clear all transforms in channels */
1400 armature_rebuild_pose(ob, ob->data); /* set all internal links */
1402 armature_set_id_extern(ob);
1407 /* *************** CALC ****************** */
1409 /* there is also a timing calculation in drawobject() */
1411 float bluroffs= 0.0f, fieldoffs= 0.0f;
1412 int no_speed_curve= 0;
1414 /* ugly calls from render */
1415 void set_mblur_offs(float blur)
1420 void set_field_offs(float field)
1425 void disable_speed_curve(int val)
1427 no_speed_curve= val;
1430 /* ob can be NULL */
1431 float bsystem_time(Object *ob, float cfra, float ofs)
1433 /* returns float ( see frame_to_float in ipo.c) */
1435 /* bluroffs and fieldoffs are ugly globals that are set by render */
1436 cfra+= bluroffs+fieldoffs;
1439 cfra*= G.scene->r.framelen;
1442 if (no_speed_curve==0 && ob->ipo)
1443 cfra= calc_ipo_time(ob->ipo, cfra);
1446 if ((ob->ipoflag & OB_OFFS_PARENT) && (ob->partype & PARSLOW)==0)
1447 cfra-= give_timeoffset(ob);
1455 void object_to_mat3(Object *ob, float mat[][3]) /* no parent */
1457 float smat[3][3], vec[3];
1463 vec[0]= ob->size[0]+ob->dsize[0];
1464 vec[1]= ob->size[1]+ob->dsize[1];
1465 vec[2]= ob->size[2]+ob->dsize[2];
1466 SizeToMat3(vec, smat);
1469 SizeToMat3(ob->size, smat);
1473 /* Quats arnt used yet */
1474 /*if(ob->transflag & OB_QUAT) {
1476 QuatMul(q1, ob->quat, ob->dquat);
1477 QuatToMat3(q1, rmat);
1480 QuatToMat3(ob->quat, rmat);
1485 vec[0]= ob->rot[0]+ob->drot[0];
1486 vec[1]= ob->rot[1]+ob->drot[1];
1487 vec[2]= ob->rot[2]+ob->drot[2];
1488 EulToMat3(vec, rmat);
1491 EulToMat3(ob->rot, rmat);
1494 Mat3MulMat3(mat, rmat, smat);
1497 void object_to_mat4(Object *ob, float mat[][4])
1501 object_to_mat3(ob, tmat);
1503 Mat4CpyMat3(mat, tmat);
1505 VECCOPY(mat[3], ob->loc);
1507 mat[3][0]+= ob->dloc[0];
1508 mat[3][1]+= ob->dloc[1];
1509 mat[3][2]+= ob->dloc[2];
1513 int enable_cu_speed= 1;
1515 static void ob_parcurve(Object *ob, Object *par, float mat[][4])
1518 float q[4], vec[4], dir[3], quat[4], x1, ctime;
1519 float timeoffs = 0.0, sf_orig = 0.0;
1524 if(cu->path==NULL || cu->path->data==NULL) /* only happens on reload file, but violates depsgraph still... fix! */
1525 makeDispListCurveTypes(par, 0);
1526 if(cu->path==NULL) return;
1528 /* exception, timeoffset is regarded as distance offset */
1529 if(cu->flag & CU_OFFS_PATHDIST) {
1530 timeoffs = give_timeoffset(ob);
1531 SWAP(float, sf_orig, ob->sf);
1534 /* catch exceptions: feature for nla stride editing */
1535 if(ob->ipoflag & OB_DISABLE_PATH) {
1538 /* catch exceptions: curve paths used as a duplicator */
1539 else if(enable_cu_speed) {
1540 ctime= bsystem_time(ob, (float)G.scene->r.cfra, 0.0);
1542 if(calc_ipo_spec(cu->ipo, CU_SPEED, &ctime)==0) {
1543 ctime /= cu->pathlen;
1544 CLAMP(ctime, 0.0, 1.0);
1548 ctime= G.scene->r.cfra - give_timeoffset(ob);
1549 ctime /= cu->pathlen;
1551 CLAMP(ctime, 0.0, 1.0);
1554 /* time calculus is correct, now apply distance offset */
1555 if(cu->flag & CU_OFFS_PATHDIST) {
1556 ctime += timeoffs/cu->path->totdist;
1559 SWAP(float, sf_orig, ob->sf);
1564 if( where_on_path(par, ctime, vec, dir) ) {
1566 if(cu->flag & CU_FOLLOW) {
1567 vectoquat(dir, ob->trackflag, ob->upflag, quat);
1571 q[0]= (float)cos(0.5*vec[3]);
1572 x1= (float)sin(0.5*vec[3]);
1576 QuatMul(quat, q, quat);
1578 QuatToMat4(quat, mat);
1581 VECCOPY(mat[3], vec);
1586 static void ob_parbone(Object *ob, Object *par, float mat[][4])
1588 bPoseChannel *pchan;
1592 arm=get_armature(par);
1598 /* Make sure the bone is still valid */
1599 pchan= get_pose_channel(par->pose, ob->parsubstr);
1601 printf ("Object %s with Bone parent: bone %s doesn't exist\n", ob->id.name+2, ob->parsubstr);
1606 /* get bone transform */
1607 Mat4CpyMat4(mat, pchan->pose_mat);
1609 /* but for backwards compatibility, the child has to move to the tail */
1610 VECCOPY(vec, mat[1]);
1611 VecMulf(vec, pchan->bone->length);
1612 VecAddf(mat[3], mat[3], vec);
1615 static void give_parvert(Object *par, int nr, float *vec)
1619 vec[0]=vec[1]=vec[2]= 0.0f;
1621 if(par->type==OB_MESH) {
1622 if(G.obedit && (par->data==G.obedit->data)) {
1623 EditMesh *em = G.editMesh;
1626 for(eve= em->verts.first; eve; eve= eve->next) {
1627 if(eve->keyindex==nr) {
1628 memcpy(vec, eve->co, sizeof(float)*3);
1634 DerivedMesh *dm = par->derivedFinal;
1637 int i, count = 0, numVerts = dm->getNumVerts(dm);
1638 int *index = (int *)dm->getVertDataArray(dm, CD_ORIGINDEX);
1641 /* get the average of all verts with (original index == nr) */
1642 for(i = 0; i < numVerts; ++i, ++index) {
1644 dm->getVertCo(dm, i, co);
1645 VecAddf(vec, vec, co);
1652 } else if(count > 0) {
1653 VecMulf(vec, 1.0f / count);
1655 /* use first index if its out of range */
1656 dm->getVertCo(dm, 0, vec);
1661 else if ELEM(par->type, OB_CURVE, OB_SURF) {
1670 if(par==G.obedit) nu= editNurb.first;
1673 while(nu && !found) {
1674 if((nu->type & 7)==CU_BEZIER) {
1680 VECCOPY(vec, bezt->vec[1]);
1689 a= nu->pntsu*nu->pntsv;
1693 memcpy(vec, bp->vec, sizeof(float)*3);
1704 else if(par->type==OB_LATTICE) {
1705 Lattice *latt= par->data;
1707 DispList *dl = find_displist(&par->disp, DL_VERTS);
1708 float *co = dl?dl->verts:NULL;
1710 if(par==G.obedit) latt= editLatt;
1712 a= latt->pntsu*latt->pntsv*latt->pntsw;
1718 memcpy(vec, co, 3*sizeof(float));
1720 memcpy(vec, bp->vec, 3*sizeof(float));
1730 static void ob_parvert3(Object *ob, Object *par, float mat[][4])
1732 float cmat[3][3], v1[3], v2[3], v3[3], q[4];
1734 /* in local ob space */
1737 if ELEM4(par->type, OB_MESH, OB_SURF, OB_CURVE, OB_LATTICE) {
1739 give_parvert(par, ob->par1, v1);
1740 give_parvert(par, ob->par2, v2);
1741 give_parvert(par, ob->par3, v3);
1743 triatoquat(v1, v2, v3, q);
1744 QuatToMat3(q, cmat);
1745 Mat4CpyMat3(mat, cmat);
1747 if(ob->type==OB_CURVE) {
1748 VECCOPY(mat[3], v1);
1751 VecAddf(mat[3], v1, v2);
1752 VecAddf(mat[3], mat[3], v3);
1753 VecMulf(mat[3], 0.3333333f);
1758 static int no_parent_ipo=0;
1759 void set_no_parent_ipo(int val)
1764 static int during_script_flag=0;
1765 void disable_where_script(short on)
1767 during_script_flag= on;
1770 int during_script(void) {
1771 return during_script_flag;
1774 static int during_scriptlink_flag=0;
1775 void disable_where_scriptlink(short on)
1777 during_scriptlink_flag= on;
1780 int during_scriptlink(void) {
1781 return during_scriptlink_flag;
1784 void where_is_object_time(Object *ob, float ctime)
1786 float *fp1, *fp2, slowmat[4][4] = MAT4_UNITY;
1787 float stime, fac1, fac2, vec[3];
1791 /* new version: correct parent+vertexparent and track+parent */
1792 /* this one only calculates direct attached parent and track */
1793 /* is faster, but should keep track of timeoffs */
1795 if(ob==NULL) return;
1797 /* this is needed to be able to grab objects with ipos, otherwise it always freezes them */
1798 stime= bsystem_time(ob, ctime, 0.0);
1799 if(stime != ob->ctime) {
1804 calc_ipo(ob->ipo, stime);
1805 execute_ipo((ID *)ob, ob->ipo);
1808 do_all_object_actions(ob);
1810 /* do constraint ipos ..., note it needs stime (0 = all ipos) */
1811 do_constraint_channels(&ob->constraints, &ob->constraintChannels, stime, 0);
1814 /* but, the drivers have to be done */
1815 if(ob->ipo) do_ob_ipodrivers(ob, ob->ipo, stime);
1816 /* do constraint ipos ..., note it needs stime (1 = only drivers ipos) */
1817 do_constraint_channels(&ob->constraints, &ob->constraintChannels, stime, 1);
1821 Object *par= ob->parent;
1823 if(ob->ipoflag & OB_OFFS_PARENT) ctime-= give_timeoffset(ob);
1825 /* hurms, code below conflicts with depgraph... (ton) */
1826 /* and even worse, it gives bad effects for NLA stride too (try ctime != par->ctime, with MBlur) */
1828 if(no_parent_ipo==0 && stime != par->ctime) {
1830 // only for ipo systems?
1831 pushdata(par, sizeof(Object));
1834 if(par->proxy_from); // was a copied matrix, no where_is! bad...
1835 else where_is_object_time(par, ctime);
1838 solve_parenting(ob, par, ob->obmat, slowmat, 0);
1844 if(ob->partype & PARSLOW) {
1845 // include framerate
1847 fac1= (1.0f/(1.0f+ fabs(give_timeoffset(ob))));
1848 if(fac1>=1.0) return;
1853 for(a=0; a<16; a++, fp1++, fp2++) {
1854 fp1[0]= fac1*fp1[0] + fac2*fp2[0];
1860 object_to_mat4(ob, ob->obmat);
1863 /* Handle tracking */
1865 if( ctime != ob->track->ctime) where_is_object_time(ob->track, ctime);
1866 solve_tracking (ob, ob->track->obmat);
1870 /* solve constraints */
1871 if (ob->constraints.first) {
1874 cob= constraints_make_evalob(ob, NULL, CONSTRAINT_OBTYPE_OBJECT);
1876 /* constraints need ctime, not stime. Some call where_is_object_time and bsystem_time */
1877 solve_constraints (&ob->constraints, cob, ctime);
1879 constraints_clear_evalob(cob);
1882 if(ob->scriptlink.totscript && !during_script()) {
1883 if (G.f & G_DOSCRIPTLINKS) BPY_do_pyscript((ID *)ob, SCRIPT_REDRAW);
1886 /* set negative scale flag in object */
1887 Crossf(vec, ob->obmat[0], ob->obmat[1]);
1888 if( Inpf(vec, ob->obmat[2]) < 0.0 ) ob->transflag |= OB_NEG_SCALE;
1889 else ob->transflag &= ~OB_NEG_SCALE;
1892 static void solve_parenting (Object *ob, Object *par, float obmat[][4], float slowmat[][4], int simul)
1900 object_to_mat4(ob, locmat);
1902 if(ob->partype & PARSLOW) Mat4CpyMat4(slowmat, obmat);
1905 switch(ob->partype & PARTYPE) {
1908 if(par->type==OB_CURVE) {
1909 if( ((Curve *)par->data)->flag & CU_PATH ) {
1910 ob_parcurve(ob, par, tmat);
1915 if(ok) Mat4MulSerie(totmat, par->obmat, tmat,
1916 NULL, NULL, NULL, NULL, NULL, NULL);
1917 else Mat4CpyMat4(totmat, par->obmat);
1921 ob_parbone(ob, par, tmat);
1922 Mat4MulSerie(totmat, par->obmat, tmat,
1923 NULL, NULL, NULL, NULL, NULL, NULL);
1929 VECCOPY(totmat[3], par->obmat[3]);
1932 give_parvert(par, ob->par1, vec);
1933 VecMat4MulVecfl(totmat[3], par->obmat, vec);
1937 ob_parvert3(ob, par, tmat);
1939 Mat4MulSerie(totmat, par->obmat, tmat,
1940 NULL, NULL, NULL, NULL, NULL, NULL);
1944 Mat4CpyMat4(totmat, par->obmat);
1949 Mat4MulSerie(tmat, totmat, ob->parentinv,
1950 NULL, NULL, NULL, NULL, NULL, NULL);
1951 Mat4MulSerie(obmat, tmat, locmat,
1952 NULL, NULL, NULL, NULL, NULL, NULL);
1958 // external usable originmat
1959 Mat3CpyMat4(originmat, tmat);
1961 // origin, voor help line
1962 if( (ob->partype & 15)==PARSKEL ) {
1963 VECCOPY(ob->orig, par->obmat[3]);
1966 VECCOPY(ob->orig, totmat[3]);
1971 void solve_tracking (Object *ob, float targetmat[][4])
1978 VecSubf(vec, ob->obmat[3], targetmat[3]);
1979 vectoquat(vec, ob->trackflag, ob->upflag, quat);
1980 QuatToMat3(quat, totmat);
1982 if(ob->parent && (ob->transflag & OB_POWERTRACK)) {
1983 /* 'temporal' : clear parent info */
1984 object_to_mat4(ob, tmat);
1985 tmat[0][3]= ob->obmat[0][3];
1986 tmat[1][3]= ob->obmat[1][3];
1987 tmat[2][3]= ob->obmat[2][3];
1988 tmat[3][0]= ob->obmat[3][0];
1989 tmat[3][1]= ob->obmat[3][1];
1990 tmat[3][2]= ob->obmat[3][2];
1991 tmat[3][3]= ob->obmat[3][3];
1993 else Mat4CpyMat4(tmat, ob->obmat);
1995 Mat4MulMat34(ob->obmat, totmat, tmat);
1999 void where_is_object(Object *ob)
2001 where_is_object_time(ob, (float)G.scene->r.cfra);
2005 void where_is_object_simul(Object *ob)
2006 /* was written for the old game engine (until 2.04) */
2007 /* It seems that this function is only called
2008 for a lamp that is the child of another object */
2013 float slowmat[4][4];
2019 /* no ipo! (because of dloc and realtime-ipos) */
2026 solve_parenting(ob, par, ob->obmat, slowmat, 1);
2028 if(ob->partype & PARSLOW) {
2030 fac1= (float)(1.0/(1.0+ fabs(give_timeoffset(ob))));
2034 for(a=0; a<16; a++, fp1++, fp2++) {
2035 fp1[0]= fac1*fp1[0] + fac2*fp2[0];
2041 object_to_mat4(ob, ob->obmat);
2045 solve_tracking(ob, ob->track->obmat);
2047 /* solve constraints */
2048 if (ob->constraints.first) {
2051 cob= constraints_make_evalob(ob, NULL, CONSTRAINT_OBTYPE_OBJECT);
2052 solve_constraints (&ob->constraints, cob, G.scene->r.cfra);
2053 constraints_clear_evalob(cob);
2060 /* for calculation of the inverse parent transform, only used for editor */
2061 void what_does_parent(Object *ob)
2064 Mat4One(workob.obmat);
2065 Mat4One(workob.parentinv);
2066 Mat4One(workob.constinv);
2067 workob.parent= ob->parent;
2068 workob.track= ob->track;
2070 workob.trackflag= ob->trackflag;
2071 workob.upflag= ob->upflag;
2073 workob.partype= ob->partype;
2074 workob.par1= ob->par1;
2075 workob.par2= ob->par2;
2076 workob.par3= ob->par3;
2078 workob.constraints.first = ob->constraints.first;
2079 workob.constraints.last = ob->constraints.last;
2081 strcpy(workob.parsubstr, ob->parsubstr);
2083 where_is_object(&workob);
2086 BoundBox *unit_boundbox()
2089 float min[3] = {-1,-1,-1}, max[3] = {-1,-1,-1};
2091 bb= MEM_callocN(sizeof(BoundBox), "bb");
2092 boundbox_set_from_min_max(bb, min, max);
2097 void boundbox_set_from_min_max(BoundBox *bb, float min[3], float max[3])
2099 bb->vec[0][0]=bb->vec[1][0]=bb->vec[2][0]=bb->vec[3][0]= min[0];
2100 bb->vec[4][0]=bb->vec[5][0]=bb->vec[6][0]=bb->vec[7][0]= max[0];
2102 bb->vec[0][1]=bb->vec[1][1]=bb->vec[4][1]=bb->vec[5][1]= min[1];
2103 bb->vec[2][1]=bb->vec[3][1]=bb->vec[6][1]=bb->vec[7][1]= max[1];
2105 bb->vec[0][2]=bb->vec[3][2]=bb->vec[4][2]=bb->vec[7][2]= min[2];
2106 bb->vec[1][2]=bb->vec[2][2]=bb->vec[5][2]=bb->vec[6][2]= max[2];
2109 BoundBox *object_get_boundbox(Object *ob)
2113 if(ob->type==OB_MESH) {
2114 bb = mesh_get_bb(ob);
2116 else if ELEM3(ob->type, OB_CURVE, OB_SURF, OB_FONT) {
2117 bb= ( (Curve *)ob->data )->bb;
2119 else if(ob->type==OB_MBALL) {
2125 /* used to temporally disable/enable boundbox */
2126 void object_boundbox_flag(Object *ob, int flag, int set)
2128 BoundBox *bb= object_get_boundbox(ob);
2130 if(set) bb->flag |= flag;
2131 else bb->flag &= ~flag;
2135 void minmax_object(Object *ob, float *min, float *max)
2150 if(cu->bb==NULL) tex_space_curve(cu);
2153 for(a=0; a<8; a++) {
2154 Mat4MulVecfl(ob->obmat, bb.vec[a]);
2155 DO_MINMAX(bb.vec[a], min, max);
2160 bPoseChannel *pchan;
2161 for(pchan= ob->pose->chanbase.first; pchan; pchan= pchan->next) {
2162 VECCOPY(vec, pchan->pose_head);
2163 Mat4MulVecfl(ob->obmat, vec);
2164 DO_MINMAX(vec, min, max);
2165 VECCOPY(vec, pchan->pose_tail);
2166 Mat4MulVecfl(ob->obmat, vec);
2167 DO_MINMAX(vec, min, max);
2171 /* no break, get_mesh will give NULL and it passes on to default */
2176 bb = *mesh_get_bb(ob);
2178 for(a=0; a<8; a++) {
2179 Mat4MulVecfl(ob->obmat, bb.vec[a]);
2180 DO_MINMAX(bb.vec[a], min, max);
2183 if(min[0] < max[0] ) break;
2185 /* else here no break!!!, mesh can be zero sized */
2188 DO_MINMAX(ob->obmat[3], min, max);
2190 VECCOPY(vec, ob->obmat[3]);
2191 VecAddf(vec, vec, ob->size);
2192 DO_MINMAX(vec, min, max);
2194 VECCOPY(vec, ob->obmat[3]);
2195 VecSubf(vec, vec, ob->size);
2196 DO_MINMAX(vec, min, max);
2201 /* TODO - use dupli objects bounding boxes */
2202 void minmax_object_duplis(Object *ob, float *min, float *max)
2204 if ((ob->transflag & OB_DUPLI)==0) {
2210 lb= object_duplilist(G.scene, ob);
2211 for(dob= lb->first; dob; dob= dob->next) {
2214 /* should really use bound box of dup object */
2215 DO_MINMAX(dob->mat[3], min, max);
2218 free_object_duplilist(lb); /* does restore */
2223 /* proxy rule: lib_object->proxy_from == the one we borrow from, only set temporal and cleared here */
2224 /* local_object->proxy == pointer to library object, saved in files and read */
2226 /* function below is polluted with proxy exceptions, cleanup will follow! */
2228 /* the main object update call, for object matrix, constraints, keys and displist (modifiers) */
2229 /* requires flags to be set! */
2230 void object_handle_update(Object *ob)
2232 if(ob->recalc & OB_RECALC) {
2234 if(ob->recalc & OB_RECALC_OB) {
2236 // printf("recalcob %s\n", ob->id.name+2);
2238 /* handle proxy copy for target */
2239 if(ob->id.lib && ob->proxy_from) {
2240 // printf("ob proxy copy, lib ob %s proxy %s\n", ob->id.name, ob->proxy_from->id.name);
2241 if(ob->proxy_from->proxy_group) {/* transform proxy into group space */
2242 Object *obg= ob->proxy_from->proxy_group;
2243 Mat4Invert(obg->imat, obg->obmat);
2244 Mat4MulMat4(ob->obmat, ob->proxy_from->obmat, obg->imat);
2247 Mat4CpyMat4(ob->obmat, ob->proxy_from->obmat);
2250 where_is_object(ob);
2251 if (G.f & G_DOSCRIPTLINKS) BPY_do_pyscript((ID *)ob, SCRIPT_OBJECTUPDATE);
2254 if(ob->recalc & OB_RECALC_DATA) {
2256 // printf("recalcdata %s\n", ob->id.name+2);
2258 /* includes all keys and modifiers */
2259 if(ob->type==OB_MESH) {
2260 makeDerivedMesh(ob, get_viewedit_datamask());
2262 else if(ob->type==OB_MBALL) {
2263 makeDispListMBall(ob);
2265 else if(ELEM3(ob->type, OB_CURVE, OB_SURF, OB_FONT)) {
2266 makeDispListCurveTypes(ob, 0);
2268 else if(ob->type==OB_LATTICE) {
2269 lattice_calc_modifiers(ob);
2271 else if(ob->type==OB_CAMERA) {
2272 Camera *cam = (Camera *)ob->data;
2273 calc_ipo(cam->ipo, frame_to_float(G.scene->r.cfra));
2274 execute_ipo(&cam->id, cam->ipo);
2276 else if(ob->type==OB_LAMP) {
2277 Lamp *la = (Lamp *)ob->data;
2278 calc_ipo(la->ipo, frame_to_float(G.scene->r.cfra));
2279 execute_ipo(&la->id, la->ipo);
2281 else if(ob->type==OB_ARMATURE) {
2282 /* this happens for reading old files and to match library armatures with poses */
2283 if(ob->pose==NULL || (ob->pose->flag & POSE_RECALC))
2284 armature_rebuild_pose(ob, ob->data);
2286 if(ob->id.lib && ob->proxy_from) {
2287 copy_pose_result(ob->pose, ob->proxy_from->pose);
2288 // printf("pose proxy copy, lib ob %s proxy %s\n", ob->id.name, ob->proxy_from->id.name);
2291 do_all_pose_actions(ob);
2296 if(ob->particlesystem.first) {
2297 ParticleSystem *tpsys, *psys;
2300 psys= ob->particlesystem.first;
2302 if(psys_check_enabled(ob, psys)) {
2303 particle_system_update(ob, psys);
2306 else if(psys->flag & PSYS_DELETE) {
2308 BLI_remlink(&ob->particlesystem, psys);
2316 if(G.rendering && ob->transflag & OB_DUPLIPARTS) {
2317 /* this is to make sure we get render level duplis in groups:
2318 * the derivedmesh must be created before init_render_mesh,
2319 * since object_duplilist does dupliparticles before that */
2320 dm = mesh_create_derived_render(ob, CD_MASK_BAREMESH|CD_MASK_MTFACE|CD_MASK_MCOL);
2323 for(psys=ob->particlesystem.first; psys; psys=psys->next)
2324 psys_get_modifier(ob, psys)->flag &= ~eParticleSystemFlag_psys_updated;
2327 if (G.f & G_DOSCRIPTLINKS) BPY_do_pyscript((ID *)ob, SCRIPT_OBDATAUPDATE);
2330 /* the no-group proxy case, we call update */
2331 if(ob->proxy && ob->proxy_group==NULL) {
2332 /* set pointer in library proxy target, for copying, but restore it */
2333 ob->proxy->proxy_from= ob;
2334 // printf("call update, lib ob %s proxy %s\n", ob->proxy->id.name, ob->id.name);
2335 object_handle_update(ob->proxy);
2338 ob->recalc &= ~OB_RECALC;
2341 /* the case when this is a group proxy, object_update is called in group.c */
2343 ob->proxy->proxy_from= ob;
2344 // printf("set proxy pointer for later group stuff %s\n", ob->id.name);
2348 float give_timeoffset(Object *ob) {
2349 if ((ob->ipoflag & OB_OFFS_PARENTADD) && ob->parent) {
2350 return ob->sf + give_timeoffset(ob->parent);
2356 int give_obdata_texspace(Object *ob, int **texflag, float **loc, float **size, float **rot) {
2361 switch (GS(((ID *)ob->data)->name)) {
2365 if (texflag) *texflag = &me->texflag;
2366 if (loc) *loc = me->loc;
2367 if (size) *size = me->size;
2368 if (rot) *rot = me->rot;
2373 Curve *cu= ob->data;
2374 if (texflag) *texflag = &cu->texflag;
2375 if (loc) *loc = cu->loc;
2376 if (size) *size = cu->size;
2377 if (rot) *rot = cu->rot;
2382 MetaBall *mb= ob->data;
2383 if (texflag) *texflag = &mb->texflag;
2384 if (loc) *loc = mb->loc;
2385 if (size) *size = mb->size;
2386 if (rot) *rot = mb->rot;
2396 * Test a bounding box for ray intersection
2397 * assumes the ray is already local to the boundbox space
2399 int ray_hit_boundbox(struct BoundBox *bb, float ray_start[3], float ray_normal[3])
2401 static int triangle_indexes[12][3] = {{0, 1, 2}, {0, 2, 3},
2402 {3, 2, 6}, {3, 6, 7},
2403 {1, 2, 6}, {1, 6, 5},
2404 {5, 6, 7}, {4, 5, 7},
2405 {0, 3, 7}, {0, 4, 7},
2406 {0, 1, 5}, {0, 4, 5}};
2410 for (i = 0; i < 12 && result == 0; i++)
2414 v1 = triangle_indexes[i][0];
2415 v2 = triangle_indexes[i][1];
2416 v3 = triangle_indexes[i][2];
2417 result = RayIntersectsTriangle(ray_start, ray_normal, bb->vec[v1], bb->vec[v2], bb->vec[v3], &lambda, NULL);