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"
115 #include "GPU_material.h"
119 /* Local function protos */
120 static void solve_parenting (Object *ob, Object *par, float obmat[][4], float slowmat[][4], int simul);
122 float originmat[3][3]; /* after where_is_object(), can be used in other functions (bad!) */
125 void clear_workob(void)
127 memset(&workob, 0, sizeof(Object));
129 workob.size[0]= workob.size[1]= workob.size[2]= 1.0;
133 void copy_baseflags()
135 Base *base= G.scene->base.first;
138 base->object->flag= base->flag;
143 void copy_objectflags()
145 Base *base= G.scene->base.first;
148 base->flag= base->object->flag;
153 void update_base_layer(Object *ob)
155 Base *base= G.scene->base.first;
158 if (base->object == ob) base->lay= ob->lay;
163 void object_free_particlesystems(Object *ob)
165 while(ob->particlesystem.first){
166 ParticleSystem *psys = ob->particlesystem.first;
168 BLI_remlink(&ob->particlesystem,psys);
174 void object_free_softbody(Object *ob)
182 void object_free_modifiers(Object *ob)
184 while (ob->modifiers.first) {
185 ModifierData *md = ob->modifiers.first;
187 BLI_remlink(&ob->modifiers, md);
192 /* particle modifiers were freed, so free the particlesystems as well */
193 object_free_particlesystems(ob);
195 /* same for softbody */
196 object_free_softbody(ob);
199 /* here we will collect all local displist stuff */
200 /* also (ab)used in depsgraph */
201 void object_free_display(Object *ob)
203 if(ob->derivedDeform) {
204 ob->derivedDeform->needsFree = 1;
205 ob->derivedDeform->release(ob->derivedDeform);
206 ob->derivedDeform= NULL;
208 if(ob->derivedFinal) {
209 ob->derivedFinal->needsFree = 1;
210 ob->derivedFinal->release(ob->derivedFinal);
211 ob->derivedFinal= NULL;
214 freedisplist(&ob->disp);
217 /* do not free object itself */
218 void free_object(Object *ob)
222 object_free_display(ob);
224 /* disconnect specific data */
229 if(ob->type==OB_MESH) unlink_mesh(ob->data);
230 else if(ob->type==OB_CURVE) unlink_curve(ob->data);
231 else if(ob->type==OB_MBALL) unlink_mball(ob->data);
236 for(a=0; a<ob->totcol; a++) {
237 if(ob->mat[a]) ob->mat[a]->id.us--;
239 if(ob->mat) MEM_freeN(ob->mat);
241 if(ob->bb) MEM_freeN(ob->bb);
243 if(ob->path) free_path(ob->path);
245 if(ob->ipo) ob->ipo->id.us--;
246 if(ob->action) ob->action->id.us--;
247 if(ob->poselib) ob->poselib->id.us--;
248 if(ob->dup_group) ob->dup_group->id.us--;
249 if(ob->defbase.first)
250 BLI_freelistN(&ob->defbase);
253 free_properties(&ob->prop);
254 object_free_modifiers(ob);
256 free_sensors(&ob->sensors);
257 free_controllers(&ob->controllers);
258 free_actuators(&ob->actuators);
260 free_constraints(&ob->constraints);
261 free_constraint_channels(&ob->constraintChannels);
262 free_nlastrips(&ob->nlastrips);
264 BPY_free_scriptlink(&ob->scriptlink);
268 ob->pd->tex->id.us--;
271 if(ob->soft) sbFree(ob->soft);
272 if(ob->gpulamp.first) GPU_lamp_free(ob);
275 static void unlink_object__unlinkModifierLinks(void *userData, Object *ob, Object **obpoin)
277 Object *unlinkOb = userData;
279 if (*obpoin==unlinkOb) {
281 ob->recalc |= OB_RECALC;
284 void unlink_object(Object *ob)
301 unlink_controllers(&ob->controllers);
302 unlink_actuators(&ob->actuators);
304 /* check all objects: parents en bevels and fields, also from libraries */
305 obt= G.main->object.first;
309 if(obt->proxy_from==ob) {
310 obt->proxy_from= NULL;
311 obt->recalc |= OB_RECALC_OB;
313 if(obt->proxy_group==ob)
314 obt->proxy_group= NULL;
316 if(obt->parent==ob) {
318 obt->recalc |= OB_RECALC;
323 obt->recalc |= OB_RECALC_OB;
326 modifiers_foreachObjectLink(obt, unlink_object__unlinkModifierLinks, ob);
328 if ELEM(obt->type, OB_CURVE, OB_FONT) {
333 obt->recalc |= OB_RECALC;
335 if(cu->taperobj==ob) {
337 obt->recalc |= OB_RECALC;
339 if(cu->textoncurve==ob) {
340 cu->textoncurve= NULL;
341 obt->recalc |= OB_RECALC;
344 else if(obt->type==OB_ARMATURE && obt->pose) {
346 for(pchan= obt->pose->chanbase.first; pchan; pchan= pchan->next) {
347 for (con = pchan->constraints.first; con; con=con->next) {
348 bConstraintTypeInfo *cti= constraint_get_typeinfo(con);
349 ListBase targets = {NULL, NULL};
350 bConstraintTarget *ct;
352 if (cti && cti->get_constraint_targets) {
353 cti->get_constraint_targets(con, &targets);
355 for (ct= targets.first; ct; ct= ct->next) {
358 strcpy(ct->subtarget, "");
359 obt->recalc |= OB_RECALC_DATA;
363 if (cti->flush_constraint_targets)
364 cti->flush_constraint_targets(con, &targets, 0);
367 if(pchan->custom==ob)
372 sca_remove_ob_poin(obt, ob);
374 for (con = obt->constraints.first; con; con=con->next) {
375 bConstraintTypeInfo *cti= constraint_get_typeinfo(con);
376 ListBase targets = {NULL, NULL};
377 bConstraintTarget *ct;
379 if (cti && cti->get_constraint_targets) {
380 cti->get_constraint_targets(con, &targets);
382 for (ct= targets.first; ct; ct= ct->next) {
385 strcpy(ct->subtarget, "");
386 obt->recalc |= OB_RECALC_DATA;
390 if (cti->flush_constraint_targets)
391 cti->flush_constraint_targets(con, &targets, 0);
395 /* object is deflector or field */
398 obt->recalc |= OB_RECALC_DATA;
401 for(md=obt->modifiers.first; md; md=md->next)
402 if(md->type == eModifierType_Cloth)
403 obt->recalc |= OB_RECALC_DATA;
407 for(strip= obt->nlastrips.first; strip; strip= strip->next) {
408 if(strip->object==ob)
411 if(strip->modifiers.first) {
412 bActionModifier *amod;
413 for(amod= strip->modifiers.first; amod; amod= amod->next)
419 /* particle systems */
420 if(obt->particlesystem.first) {
421 ParticleSystem *tpsys= obt->particlesystem.first;
422 for(; tpsys; tpsys=tpsys->next) {
423 if(tpsys->keyed_ob==ob) {
424 ParticleSystem *psys= BLI_findlink(&ob->particlesystem,tpsys->keyed_psys-1);
426 if(psys && psys->keyed_ob) {
427 tpsys->keyed_ob= psys->keyed_ob;
428 tpsys->keyed_psys= psys->keyed_psys;
431 tpsys->keyed_ob= NULL;
433 obt->recalc |= OB_RECALC_DATA;
436 if(tpsys->target_ob==ob) {
437 tpsys->target_ob= NULL;
438 obt->recalc |= OB_RECALC_DATA;
441 if(tpsys->part->dup_ob==ob)
442 tpsys->part->dup_ob= NULL;
444 if(tpsys->part->flag&PART_STICKY) {
448 for(p=0,pa=tpsys->particles; p<tpsys->totpart; p++,pa++) {
449 if(pa->stick_ob==ob) {
451 pa->flag &= ~PARS_STICKY;
457 obt->recalc |= OB_RECALC_DATA;
464 mat= G.main->mat.first;
467 for(a=0; a<MAX_MTEX; a++) {
468 if(mat->mtex[a] && ob==mat->mtex[a]->object) {
469 /* actually, test for lib here... to do */
470 mat->mtex[a]->object= NULL;
478 tex= G.main->tex.first;
481 if(tex->env->object == ob) tex->env->object= NULL;
487 if(ob->type==OB_MBALL) {
488 obt= find_basis_mball(ob);
489 if(obt) freedisplist(&obt->disp);
493 wrld= G.main->world.first;
495 if(wrld->id.lib==NULL) {
496 for(a=0; a<MAX_MTEX; a++) {
497 if(wrld->mtex[a] && ob==wrld->mtex[a]->object)
498 wrld->mtex[a]->object= NULL;
506 sce= G.main->scene.first;
508 if(sce->id.lib==NULL) {
509 if(sce->camera==ob) sce->camera= NULL;
514 ipo= G.main->ipo.first;
516 if(ipo->id.lib==NULL) {
518 for(icu= ipo->curve.first; icu; icu= icu->next) {
519 if(icu->driver && icu->driver->ob==ob)
520 icu->driver->ob= NULL;
527 sc= G.main->screen.first;
529 ScrArea *sa= sc->areabase.first;
533 for (sl= sa->spacedata.first; sl; sl= sl->next) {
534 if(sl->spacetype==SPACE_VIEW3D) {
535 View3D *v3d= (View3D*) sl;
537 if(v3d->camera==ob) {
539 if(v3d->persp==V3D_CAMOB) v3d->persp= V3D_PERSP;
541 if(v3d->localvd && v3d->localvd->camera==ob ) {
542 v3d->localvd->camera= NULL;
543 if(v3d->localvd->persp==V3D_CAMOB) v3d->localvd->persp= V3D_PERSP;
546 else if(sl->spacetype==SPACE_IPO) {
547 SpaceIpo *sipo= (SpaceIpo *)sl;
548 if(sipo->from == (ID *)ob) sipo->from= NULL;
550 else if(sl->spacetype==SPACE_OOPS) {
551 SpaceOops *so= (SpaceOops *)sl;
554 oops= so->oops.first;
556 if(oops->id==(ID *)ob) oops->id= NULL;
560 TreeStoreElem *tselem= so->treestore->data;
562 for(a=0; a<so->treestore->usedelem; a++, tselem++) {
563 if(tselem->id==(ID *)ob) tselem->id= NULL;
576 group= G.main->group.first;
578 rem_from_group(group, ob);
579 group= group->id.next;
583 camera= G.main->camera.first;
585 if (camera->dof_ob==ob) {
586 camera->dof_ob = NULL;
588 camera= camera->id.next;
592 int exist_object(Object *obtest)
596 if(obtest==NULL) return 0;
598 ob= G.main->object.first;
600 if(ob==obtest) return 1;
606 void *add_camera(char *name)
610 cam= alloc_libblock(&G.main->camera, ID_CA, name);
615 cam->clipend= 100.0f;
617 cam->ortho_scale= 6.0;
618 cam->flag |= CAM_SHOWTITLESAFE;
619 cam->passepartalpha = 0.2f;
624 Camera *copy_camera(Camera *cam)
628 camn= copy_libblock(cam);
629 id_us_plus((ID *)camn->ipo);
631 BPY_copy_scriptlink(&camn->scriptlink);
638 void make_local_camera(Camera *cam)
644 /* - only lib users: do nothing
645 * - only local users: set flag
649 if(cam->id.lib==0) return;
652 cam->id.flag= LIB_LOCAL;
653 new_id(0, (ID *)cam, 0);
657 ob= G.main->object.first;
660 if(ob->id.lib) lib= 1;
666 if(local && lib==0) {
668 cam->id.flag= LIB_LOCAL;
669 new_id(0, (ID *)cam, 0);
671 else if(local && lib) {
672 camn= copy_camera(cam);
675 ob= G.main->object.first;
690 /* get the camera's dof value, takes the dof object into account */
691 float dof_camera(Object *ob)
693 Camera *cam = (Camera *)ob->data;
694 if (ob->type != OB_CAMERA)
697 /* too simple, better to return the distance on the view axis only
698 * return VecLenf(ob->obmat[3], cam->dof_ob->obmat[3]); */
699 float mat[4][4], obmat[4][4];
701 Mat4CpyMat4(obmat, ob->obmat);
703 Mat4Invert(ob->imat, obmat);
704 Mat4MulMat4(mat, cam->dof_ob->obmat, ob->imat);
705 return fabs(mat[3][2]);
707 return cam->YF_dofdist;
710 void *add_lamp(char *name)
714 la= alloc_libblock(&G.main->lamp, ID_LA, name);
716 la->r= la->g= la->b= la->k= 1.0;
717 la->haint= la->energy= 1.0;
722 la->mode= LA_SHAD_BUF;
726 la->shadspotsize= 45.0;
730 la->ray_samp= la->ray_sampy= la->ray_sampz= 1;
731 la->area_size=la->area_sizey=la->area_sizez= 1.0;
733 la->buftype= LA_SHADBUF_HALFWAY;
734 la->ray_samp_method = LA_SAMP_HALTON;
735 la->adapt_thresh = 0.001;
737 la->falloff_type = LA_FALLOFF_INVLINEAR;
738 la->curfalloff = curvemapping_add(1, 0.0f, 1.0f, 1.0f, 0.0f);
739 la->sun_effect_type = 0;
740 la->horizon_brightness = 1.0;
742 la->sun_brightness = 1.0;
744 la->backscattered_light = 1.0;
745 la->atm_turbidity = 2.0;
746 la->atm_inscattering_factor = 1.0;
747 la->atm_extinction_factor = 1.0;
748 la->atm_distance_factor = 1.0;
749 la->sun_intensity = 1.0;
750 la->skyblendtype= MA_RAMP_ADD;
751 la->skyblendfac= 1.0f;
753 curvemapping_initialize(la->curfalloff);
757 Lamp *copy_lamp(Lamp *la)
762 lan= copy_libblock(la);
764 for(a=0; a<MAX_MTEX; a++) {
766 lan->mtex[a]= MEM_mallocN(sizeof(MTex), "copylamptex");
767 memcpy(lan->mtex[a], la->mtex[a], sizeof(MTex));
768 id_us_plus((ID *)lan->mtex[a]->tex);
772 lan->curfalloff = curvemapping_copy(la->curfalloff);
774 id_us_plus((ID *)lan->ipo);
776 if (la->preview) lan->preview = BKE_previewimg_copy(la->preview);
778 BPY_copy_scriptlink(&la->scriptlink);
783 void make_local_lamp(Lamp *la)
789 /* - only lib users: do nothing
790 * - only local users: set flag
794 if(la->id.lib==0) return;
797 la->id.flag= LIB_LOCAL;
798 new_id(0, (ID *)la, 0);
802 ob= G.main->object.first;
805 if(ob->id.lib) lib= 1;
811 if(local && lib==0) {
813 la->id.flag= LIB_LOCAL;
814 new_id(0, (ID *)la, 0);
816 else if(local && lib) {
820 ob= G.main->object.first;
835 void free_camera(Camera *ca)
837 BPY_free_scriptlink(&ca->scriptlink);
840 void free_lamp(Lamp *la)
847 BPY_free_scriptlink(&la->scriptlink);
849 for(a=0; a<MAX_MTEX; a++) {
851 if(mtex && mtex->tex) mtex->tex->id.us--;
852 if(mtex) MEM_freeN(mtex);
856 curvemapping_free(la->curfalloff);
858 BKE_previewimg_free(&la->preview);
859 BKE_icon_delete(&la->id);
869 /* *************************************************** */
871 static void *add_obdata_from_type(int type)
874 case OB_MESH: G.totmesh++; return add_mesh("Mesh");
875 case OB_CURVE: G.totcurve++; return add_curve("Curve", OB_CURVE);
876 case OB_SURF: G.totcurve++; return add_curve("Surf", OB_SURF);
877 case OB_FONT: return add_curve("Text", OB_FONT);
878 case OB_MBALL: return add_mball("Meta");
879 case OB_CAMERA: return add_camera("Camera");
880 case OB_LAMP: G.totlamp++; return add_lamp("Lamp");
881 case OB_LATTICE: return add_lattice("Lattice");
882 case OB_WAVE: return add_wave();
883 case OB_ARMATURE: return add_armature("Armature");
884 case OB_EMPTY: return NULL;
886 printf("add_obdata_from_type: Internal error, bad type: %d\n", type);
891 static char *get_obdata_defname(int type)
894 case OB_MESH: return "Mesh";
895 case OB_CURVE: return "Curve";
896 case OB_SURF: return "Surf";
897 case OB_FONT: return "Font";
898 case OB_MBALL: return "Mball";
899 case OB_CAMERA: return "Camera";
900 case OB_LAMP: return "Lamp";
901 case OB_LATTICE: return "Lattice";
902 case OB_WAVE: return "Wave";
903 case OB_ARMATURE: return "Armature";
904 case OB_EMPTY: return "Empty";
906 printf("get_obdata_defname: Internal error, bad type: %d\n", type);
911 /* more general add: creates minimum required data, but without vertices etc. */
912 Object *add_only_object(int type, char *name)
916 ob= alloc_libblock(&G.main->object, ID_OB, name);
919 /* default object vars */
921 /* ob->transflag= OB_QUAT; */
923 #if 0 /* not used yet */
928 ob->col[0]= ob->col[1]= ob->col[2]= 1.0;
931 ob->loc[0]= ob->loc[1]= ob->loc[2]= 0.0;
932 ob->rot[0]= ob->rot[1]= ob->rot[2]= 0.0;
933 ob->size[0]= ob->size[1]= ob->size[2]= 1.0;
935 Mat4One(ob->constinv);
936 Mat4One(ob->parentinv);
939 if(U.flag & USER_MAT_ON_OB) ob->colbits= -1;
940 ob->empty_drawtype= OB_ARROWS;
941 ob->empty_drawsize= 1.0;
943 if(type==OB_CAMERA || type==OB_LAMP) {
944 ob->trackflag= OB_NEGZ;
948 ob->trackflag= OB_POSY;
951 ob->ipoflag = OB_OFFS_OB+OB_OFFS_PARENT;
952 ob->ipowin= ID_OB; /* the ipowin shown */
953 ob->dupon= 1; ob->dupoff= 0;
954 ob->dupsta= 1; ob->dupend= 100;
955 ob->dupfacesca = 1.0;
957 /* Game engine defaults*/
958 ob->mass= ob->inertia= 1.0f;
959 ob->formfactor= 0.4f;
962 ob->anisotropicFriction[0] = 1.0f;
963 ob->anisotropicFriction[1] = 1.0f;
964 ob->anisotropicFriction[2] = 1.0f;
965 ob->gameflag= OB_PROP|OB_COLLISION;
968 /* NT fluid sim defaults */
969 ob->fluidsimFlag = 0;
970 ob->fluidsimSettings = NULL;
975 /* general add: to G.scene, with layer from area and default name */
976 /* creates minimum required data, but without vertices etc. */
977 Object *add_object(int type)
983 strcpy(name, get_obdata_defname(type));
984 ob = add_only_object(type, name);
986 ob->data= add_obdata_from_type(type);
988 ob->lay= G.scene->lay;
990 base= scene_add_base(G.scene, ob);
991 scene_select_base(G.scene, base);
992 ob->recalc |= OB_RECALC;
997 void base_init_from_view3d(Base *base, View3D *v3d)
999 Object *ob= base->object;
1002 /* no 3d view, this wont happen often */
1004 VECCOPY(ob->loc, G.scene->cursor);
1006 /* return now because v3d->viewquat isnt available */
1008 } else if (v3d->localview) {
1009 base->lay= ob->lay= v3d->layact + v3d->lay;
1010 VECCOPY(ob->loc, v3d->cursor);
1012 base->lay= ob->lay= v3d->layact;
1013 VECCOPY(ob->loc, G.scene->cursor);
1016 if (U.flag & USER_ADD_VIEWALIGNED) {
1017 v3d->viewquat[0]= -v3d->viewquat[0];
1019 /* Quats arnt used yet */
1020 /*if (ob->transflag & OB_QUAT) {
1021 QUATCOPY(ob->quat, v3d->viewquat);
1023 QuatToEul(v3d->viewquat, ob->rot);
1025 v3d->viewquat[0]= -v3d->viewquat[0];
1029 SoftBody *copy_softbody(SoftBody *sb)
1033 if (sb==NULL) return(NULL);
1035 sbn= MEM_dupallocN(sb);
1036 sbn->totspring= sbn->totpoint= 0;
1041 sbn->totkey= sbn->totpointkey= 0;
1045 sbn->pointcache= BKE_ptcache_copy(sb->pointcache);
1050 ParticleSystem *copy_particlesystem(ParticleSystem *psys)
1052 ParticleSystem *psysn;
1056 psysn= MEM_dupallocN(psys);
1057 psysn->particles= MEM_dupallocN(psys->particles);
1058 psysn->child= MEM_dupallocN(psys->child);
1060 for(a=0, pa=psysn->particles; a<psysn->totpart; a++, pa++) {
1062 pa->hair= MEM_dupallocN(pa->hair);
1064 pa->keys= MEM_dupallocN(pa->keys);
1068 psysn->soft= copy_softbody(psys->soft);
1069 psysn->soft->particles = psysn;
1072 psysn->pathcache= NULL;
1073 psysn->childcache= NULL;
1075 psysn->effectors.first= psysn->effectors.last= 0;
1077 psysn->pathcachebufs.first = psysn->pathcachebufs.last = NULL;
1078 psysn->childcachebufs.first = psysn->childcachebufs.last = NULL;
1079 psysn->reactevents.first = psysn->reactevents.last = NULL;
1080 psysn->renderdata = NULL;
1082 psysn->pointcache= BKE_ptcache_copy(psys->pointcache);
1084 id_us_plus((ID *)psysn->part);
1089 void copy_object_particlesystems(Object *obn, Object *ob)
1091 ParticleSystemModifierData *psmd;
1092 ParticleSystem *psys, *npsys;
1095 obn->particlesystem.first= obn->particlesystem.last= NULL;
1096 for(psys=ob->particlesystem.first; psys; psys=psys->next) {
1097 npsys= copy_particlesystem(psys);
1099 BLI_addtail(&obn->particlesystem, npsys);
1101 /* need to update particle modifiers too */
1102 for(md=obn->modifiers.first; md; md=md->next) {
1103 if(md->type==eModifierType_ParticleSystem) {
1104 psmd= (ParticleSystemModifierData*)md;
1105 if(psmd->psys==psys)
1112 void copy_object_softbody(Object *obn, Object *ob)
1115 obn->soft= copy_softbody(ob->soft);
1118 static void copy_object_pose(Object *obn, Object *ob)
1122 /* note: need to clear obn->pose pointer first, so that copy_pose works (otherwise there's a crash) */
1124 copy_pose(&obn->pose, ob->pose, 1); /* 1 = copy constraints */
1126 for (chan = obn->pose->chanbase.first; chan; chan=chan->next){
1129 chan->flag &= ~(POSE_LOC|POSE_ROT|POSE_SIZE);
1131 for (con= chan->constraints.first; con; con= con->next) {
1132 bConstraintTypeInfo *cti= constraint_get_typeinfo(con);
1133 ListBase targets = {NULL, NULL};
1134 bConstraintTarget *ct;
1138 for(icu= con->ipo->curve.first; icu; icu= icu->next) {
1139 if(icu->driver && icu->driver->ob==ob)
1140 icu->driver->ob= obn;
1144 if (cti && cti->get_constraint_targets) {
1145 cti->get_constraint_targets(con, &targets);
1147 for (ct= targets.first; ct; ct= ct->next) {
1152 if (cti->flush_constraint_targets)
1153 cti->flush_constraint_targets(con, &targets, 0);
1159 Object *copy_object(Object *ob)
1165 obn= copy_libblock(ob);
1168 obn->mat= MEM_dupallocN(ob->mat);
1171 if(ob->bb) obn->bb= MEM_dupallocN(ob->bb);
1173 obn->flag &= ~OB_FROMGROUP;
1175 obn->modifiers.first = obn->modifiers.last= NULL;
1177 for (md=ob->modifiers.first; md; md=md->next) {
1178 ModifierData *nmd = modifier_new(md->type);
1179 modifier_copyData(md, nmd);
1180 BLI_addtail(&obn->modifiers, nmd);
1183 BPY_copy_scriptlink(&ob->scriptlink);
1185 copy_properties(&obn->prop, &ob->prop);
1186 copy_sensors(&obn->sensors, &ob->sensors);
1187 copy_controllers(&obn->controllers, &ob->controllers);
1188 copy_actuators(&obn->actuators, &ob->actuators);
1191 copy_object_pose(obn, ob);
1192 /* backwards compat... non-armatures can get poses in older files? */
1193 if(ob->type==OB_ARMATURE)
1194 armature_rebuild_pose(obn, obn->data);
1196 copy_defgroups(&obn->defbase, &ob->defbase);
1197 copy_nlastrips(&obn->nlastrips, &ob->nlastrips);
1198 copy_constraints (&obn->constraints, &ob->constraints);
1200 clone_constraint_channels (&obn->constraintChannels, &ob->constraintChannels);
1202 /* increase user numbers */
1203 id_us_plus((ID *)obn->data);
1204 id_us_plus((ID *)obn->ipo);
1205 id_us_plus((ID *)obn->action);
1206 id_us_plus((ID *)obn->dup_group);
1208 for(a=0; a<obn->totcol; a++) id_us_plus((ID *)obn->mat[a]);
1210 obn->disp.first= obn->disp.last= NULL;
1213 obn->pd= MEM_dupallocN(ob->pd);
1215 id_us_plus(&(obn->pd->tex->id));
1217 obn->soft= copy_softbody(ob->soft);
1219 copy_object_particlesystems(obn, ob);
1221 obn->derivedDeform = NULL;
1222 obn->derivedFinal = NULL;
1228 obn->gpulamp.first = obn->gpulamp.last = NULL;
1233 void expand_local_object(Object *ob)
1235 bActionStrip *strip;
1236 ParticleSystem *psys;
1239 id_lib_extern((ID *)ob->action);
1240 id_lib_extern((ID *)ob->ipo);
1241 id_lib_extern((ID *)ob->data);
1242 id_lib_extern((ID *)ob->dup_group);
1244 for(a=0; a<ob->totcol; a++) {
1245 id_lib_extern((ID *)ob->mat[a]);
1247 for (strip=ob->nlastrips.first; strip; strip=strip->next) {
1248 id_lib_extern((ID *)strip->act);
1250 for(psys=ob->particlesystem.first; psys; psys=psys->next)
1251 id_lib_extern((ID *)psys->part);
1254 void make_local_object(Object *ob)
1261 /* - only lib users: do nothing
1262 * - only local users: set flag
1263 * - mixed: make copy
1266 if(ob->id.lib==NULL) return;
1268 ob->proxy= ob->proxy_from= NULL;
1272 ob->id.flag= LIB_LOCAL;
1273 new_id(0, (ID *)ob, 0);
1277 sce= G.main->scene.first;
1279 base= sce->base.first;
1281 if(base->object==ob) {
1282 if(sce->id.lib) lib++;
1291 if(local && lib==0) {
1293 ob->id.flag= LIB_LOCAL;
1294 new_id(0, (ID *)ob, 0);
1296 else if(local && lib) {
1297 obn= copy_object(ob);
1300 sce= G.main->scene.first;
1302 if(sce->id.lib==0) {
1303 base= sce->base.first;
1305 if(base->object==ob) {
1318 expand_local_object(ob);
1321 /* *************** PROXY **************** */
1323 /* when you make proxy, ensure the exposed layers are extern */
1324 void armature_set_id_extern(Object *ob)
1326 bArmature *arm= ob->data;
1327 bPoseChannel *pchan;
1328 int lay= arm->layer_protected;
1330 for (pchan = ob->pose->chanbase.first; pchan; pchan=pchan->next) {
1331 if(!(pchan->bone->layer & lay))
1332 id_lib_extern((ID *)pchan->custom);
1337 /* proxy rule: lib_object->proxy_from == the one we borrow from, set temporally while object_update */
1338 /* local_object->proxy == pointer to library object, saved in files and read */
1339 /* local_object->proxy_group == pointer to group dupli-object, saved in files and read */
1341 void object_make_proxy(Object *ob, Object *target, Object *gob)
1343 /* paranoia checks */
1344 if(ob->id.lib || target->id.lib==NULL) {
1345 printf("cannot make proxy\n");
1350 ob->proxy_group= gob;
1351 id_lib_extern(&target->id);
1353 ob->recalc= target->recalc= OB_RECALC;
1355 /* copy transform */
1357 VECCOPY(ob->loc, gob->loc);
1358 VECCOPY(ob->rot, gob->rot);
1359 VECCOPY(ob->size, gob->size);
1361 group_tag_recalc(gob->dup_group);
1364 VECCOPY(ob->loc, target->loc);
1365 VECCOPY(ob->rot, target->rot);
1366 VECCOPY(ob->size, target->size);
1369 ob->parent= target->parent; /* libdata */
1370 Mat4CpyMat4(ob->parentinv, target->parentinv);
1371 ob->ipo= target->ipo; /* libdata */
1373 /* skip constraints, constraintchannels, nla? */
1375 /* set object type and link to data */
1376 ob->type= target->type;
1377 ob->data= target->data;
1378 id_us_plus((ID *)ob->data); /* ensures lib data becomes LIB_EXTERN */
1380 /* copy material and index information */
1381 ob->actcol= ob->totcol= 0;
1382 if(ob->mat) MEM_freeN(ob->mat);
1384 if ((target->totcol) && (target->mat) && OB_SUPPORT_MATERIAL(ob)) {
1386 ob->colbits = target->colbits;
1388 ob->actcol= target->actcol;
1389 ob->totcol= target->totcol;
1391 ob->mat = MEM_dupallocN(target->mat);
1392 for(i=0; i<target->totcol; i++) {
1393 /* dont need to run test_object_materials since we know this object is new and not used elsewhere */
1394 id_us_plus((ID *)ob->mat[i]);
1398 /* type conversions */
1399 if(target->type == OB_ARMATURE) {
1400 copy_object_pose(ob, target); /* data copy, object pointers in constraints */
1401 rest_pose(ob->pose); /* clear all transforms in channels */
1402 armature_rebuild_pose(ob, ob->data); /* set all internal links */
1404 armature_set_id_extern(ob);
1409 /* *************** CALC ****************** */
1411 /* there is also a timing calculation in drawobject() */
1413 float bluroffs= 0.0f, fieldoffs= 0.0f;
1414 int no_speed_curve= 0;
1416 /* ugly calls from render */
1417 void set_mblur_offs(float blur)
1422 void set_field_offs(float field)
1427 void disable_speed_curve(int val)
1429 no_speed_curve= val;
1432 /* ob can be NULL */
1433 float bsystem_time(Object *ob, float cfra, float ofs)
1435 /* returns float ( see frame_to_float in ipo.c) */
1437 /* bluroffs and fieldoffs are ugly globals that are set by render */
1438 cfra+= bluroffs+fieldoffs;
1441 cfra*= G.scene->r.framelen;
1444 if (no_speed_curve==0 && ob->ipo)
1445 cfra= calc_ipo_time(ob->ipo, cfra);
1448 if ((ob->ipoflag & OB_OFFS_PARENT) && (ob->partype & PARSLOW)==0)
1449 cfra-= give_timeoffset(ob);
1457 void object_to_mat3(Object *ob, float mat[][3]) /* no parent */
1459 float smat[3][3], vec[3];
1465 vec[0]= ob->size[0]+ob->dsize[0];
1466 vec[1]= ob->size[1]+ob->dsize[1];
1467 vec[2]= ob->size[2]+ob->dsize[2];
1468 SizeToMat3(vec, smat);
1471 SizeToMat3(ob->size, smat);
1475 /* Quats arnt used yet */
1476 /*if(ob->transflag & OB_QUAT) {
1478 QuatMul(q1, ob->quat, ob->dquat);
1479 QuatToMat3(q1, rmat);
1482 QuatToMat3(ob->quat, rmat);
1487 vec[0]= ob->rot[0]+ob->drot[0];
1488 vec[1]= ob->rot[1]+ob->drot[1];
1489 vec[2]= ob->rot[2]+ob->drot[2];
1490 EulToMat3(vec, rmat);
1493 EulToMat3(ob->rot, rmat);
1496 Mat3MulMat3(mat, rmat, smat);
1499 void object_to_mat4(Object *ob, float mat[][4])
1503 object_to_mat3(ob, tmat);
1505 Mat4CpyMat3(mat, tmat);
1507 VECCOPY(mat[3], ob->loc);
1509 mat[3][0]+= ob->dloc[0];
1510 mat[3][1]+= ob->dloc[1];
1511 mat[3][2]+= ob->dloc[2];
1515 int enable_cu_speed= 1;
1517 static void ob_parcurve(Object *ob, Object *par, float mat[][4])
1520 float q[4], vec[4], dir[3], quat[4], x1, ctime;
1521 float timeoffs = 0.0, sf_orig = 0.0;
1526 if(cu->path==NULL || cu->path->data==NULL) /* only happens on reload file, but violates depsgraph still... fix! */
1527 makeDispListCurveTypes(par, 0);
1528 if(cu->path==NULL) return;
1530 /* exception, timeoffset is regarded as distance offset */
1531 if(cu->flag & CU_OFFS_PATHDIST) {
1532 timeoffs = give_timeoffset(ob);
1533 SWAP(float, sf_orig, ob->sf);
1536 /* catch exceptions: feature for nla stride editing */
1537 if(ob->ipoflag & OB_DISABLE_PATH) {
1540 /* catch exceptions: curve paths used as a duplicator */
1541 else if(enable_cu_speed) {
1542 ctime= bsystem_time(ob, (float)G.scene->r.cfra, 0.0);
1544 if(calc_ipo_spec(cu->ipo, CU_SPEED, &ctime)==0) {
1545 ctime /= cu->pathlen;
1546 CLAMP(ctime, 0.0, 1.0);
1550 ctime= G.scene->r.cfra - give_timeoffset(ob);
1551 ctime /= cu->pathlen;
1553 CLAMP(ctime, 0.0, 1.0);
1556 /* time calculus is correct, now apply distance offset */
1557 if(cu->flag & CU_OFFS_PATHDIST) {
1558 ctime += timeoffs/cu->path->totdist;
1561 SWAP(float, sf_orig, ob->sf);
1566 if( where_on_path(par, ctime, vec, dir) ) {
1568 if(cu->flag & CU_FOLLOW) {
1569 vectoquat(dir, ob->trackflag, ob->upflag, quat);
1573 q[0]= (float)cos(0.5*vec[3]);
1574 x1= (float)sin(0.5*vec[3]);
1578 QuatMul(quat, q, quat);
1580 QuatToMat4(quat, mat);
1583 VECCOPY(mat[3], vec);
1588 static void ob_parbone(Object *ob, Object *par, float mat[][4])
1590 bPoseChannel *pchan;
1594 arm=get_armature(par);
1600 /* Make sure the bone is still valid */
1601 pchan= get_pose_channel(par->pose, ob->parsubstr);
1603 printf ("Object %s with Bone parent: bone %s doesn't exist\n", ob->id.name+2, ob->parsubstr);
1608 /* get bone transform */
1609 Mat4CpyMat4(mat, pchan->pose_mat);
1611 /* but for backwards compatibility, the child has to move to the tail */
1612 VECCOPY(vec, mat[1]);
1613 VecMulf(vec, pchan->bone->length);
1614 VecAddf(mat[3], mat[3], vec);
1617 static void give_parvert(Object *par, int nr, float *vec)
1621 vec[0]=vec[1]=vec[2]= 0.0f;
1623 if(par->type==OB_MESH) {
1624 if(G.obedit && (par->data==G.obedit->data)) {
1625 EditMesh *em = G.editMesh;
1628 for(eve= em->verts.first; eve; eve= eve->next) {
1629 if(eve->keyindex==nr) {
1630 memcpy(vec, eve->co, sizeof(float)*3);
1636 DerivedMesh *dm = par->derivedFinal;
1639 int i, count = 0, numVerts = dm->getNumVerts(dm);
1640 int *index = (int *)dm->getVertDataArray(dm, CD_ORIGINDEX);
1643 /* get the average of all verts with (original index == nr) */
1644 for(i = 0; i < numVerts; ++i, ++index) {
1646 dm->getVertCo(dm, i, co);
1647 VecAddf(vec, vec, co);
1654 } else if(count > 0) {
1655 VecMulf(vec, 1.0f / count);
1657 /* use first index if its out of range */
1658 dm->getVertCo(dm, 0, vec);
1663 else if ELEM(par->type, OB_CURVE, OB_SURF) {
1672 if(par==G.obedit) nu= editNurb.first;
1675 while(nu && !found) {
1676 if((nu->type & 7)==CU_BEZIER) {
1682 VECCOPY(vec, bezt->vec[1]);
1691 a= nu->pntsu*nu->pntsv;
1695 memcpy(vec, bp->vec, sizeof(float)*3);
1706 else if(par->type==OB_LATTICE) {
1707 Lattice *latt= par->data;
1709 DispList *dl = find_displist(&par->disp, DL_VERTS);
1710 float *co = dl?dl->verts:NULL;
1712 if(par==G.obedit) latt= editLatt;
1714 a= latt->pntsu*latt->pntsv*latt->pntsw;
1720 memcpy(vec, co, 3*sizeof(float));
1722 memcpy(vec, bp->vec, 3*sizeof(float));
1732 static void ob_parvert3(Object *ob, Object *par, float mat[][4])
1734 float cmat[3][3], v1[3], v2[3], v3[3], q[4];
1736 /* in local ob space */
1739 if ELEM4(par->type, OB_MESH, OB_SURF, OB_CURVE, OB_LATTICE) {
1741 give_parvert(par, ob->par1, v1);
1742 give_parvert(par, ob->par2, v2);
1743 give_parvert(par, ob->par3, v3);
1745 triatoquat(v1, v2, v3, q);
1746 QuatToMat3(q, cmat);
1747 Mat4CpyMat3(mat, cmat);
1749 if(ob->type==OB_CURVE) {
1750 VECCOPY(mat[3], v1);
1753 VecAddf(mat[3], v1, v2);
1754 VecAddf(mat[3], mat[3], v3);
1755 VecMulf(mat[3], 0.3333333f);
1760 static int no_parent_ipo=0;
1761 void set_no_parent_ipo(int val)
1766 static int during_script_flag=0;
1767 void disable_where_script(short on)
1769 during_script_flag= on;
1772 int during_script(void) {
1773 return during_script_flag;
1776 static int during_scriptlink_flag=0;
1777 void disable_where_scriptlink(short on)
1779 during_scriptlink_flag= on;
1782 int during_scriptlink(void) {
1783 return during_scriptlink_flag;
1786 void where_is_object_time(Object *ob, float ctime)
1788 float *fp1, *fp2, slowmat[4][4] = MAT4_UNITY;
1789 float stime, fac1, fac2, vec[3];
1793 /* new version: correct parent+vertexparent and track+parent */
1794 /* this one only calculates direct attached parent and track */
1795 /* is faster, but should keep track of timeoffs */
1797 if(ob==NULL) return;
1799 /* this is needed to be able to grab objects with ipos, otherwise it always freezes them */
1800 stime= bsystem_time(ob, ctime, 0.0);
1801 if(stime != ob->ctime) {
1806 calc_ipo(ob->ipo, stime);
1807 execute_ipo((ID *)ob, ob->ipo);
1810 do_all_object_actions(ob);
1812 /* do constraint ipos ..., note it needs stime (0 = all ipos) */
1813 do_constraint_channels(&ob->constraints, &ob->constraintChannels, stime, 0);
1816 /* but, the drivers have to be done */
1817 if(ob->ipo) do_ob_ipodrivers(ob, ob->ipo, stime);
1818 /* do constraint ipos ..., note it needs stime (1 = only drivers ipos) */
1819 do_constraint_channels(&ob->constraints, &ob->constraintChannels, stime, 1);
1823 Object *par= ob->parent;
1825 if(ob->ipoflag & OB_OFFS_PARENT) ctime-= give_timeoffset(ob);
1827 /* hurms, code below conflicts with depgraph... (ton) */
1828 /* and even worse, it gives bad effects for NLA stride too (try ctime != par->ctime, with MBlur) */
1830 if(no_parent_ipo==0 && stime != par->ctime) {
1832 // only for ipo systems?
1833 pushdata(par, sizeof(Object));
1836 if(par->proxy_from); // was a copied matrix, no where_is! bad...
1837 else where_is_object_time(par, ctime);
1840 solve_parenting(ob, par, ob->obmat, slowmat, 0);
1846 if(ob->partype & PARSLOW) {
1847 // include framerate
1849 fac1= (1.0f/(1.0f+ fabs(give_timeoffset(ob))));
1850 if(fac1>=1.0) return;
1855 for(a=0; a<16; a++, fp1++, fp2++) {
1856 fp1[0]= fac1*fp1[0] + fac2*fp2[0];
1862 object_to_mat4(ob, ob->obmat);
1865 /* Handle tracking */
1867 if( ctime != ob->track->ctime) where_is_object_time(ob->track, ctime);
1868 solve_tracking (ob, ob->track->obmat);
1872 /* solve constraints */
1873 if (ob->constraints.first) {
1876 cob= constraints_make_evalob(ob, NULL, CONSTRAINT_OBTYPE_OBJECT);
1878 /* constraints need ctime, not stime. Some call where_is_object_time and bsystem_time */
1879 solve_constraints (&ob->constraints, cob, ctime);
1881 constraints_clear_evalob(cob);
1884 if(ob->scriptlink.totscript && !during_script()) {
1885 if (G.f & G_DOSCRIPTLINKS) BPY_do_pyscript((ID *)ob, SCRIPT_REDRAW);
1888 /* set negative scale flag in object */
1889 Crossf(vec, ob->obmat[0], ob->obmat[1]);
1890 if( Inpf(vec, ob->obmat[2]) < 0.0 ) ob->transflag |= OB_NEG_SCALE;
1891 else ob->transflag &= ~OB_NEG_SCALE;
1894 static void solve_parenting (Object *ob, Object *par, float obmat[][4], float slowmat[][4], int simul)
1902 object_to_mat4(ob, locmat);
1904 if(ob->partype & PARSLOW) Mat4CpyMat4(slowmat, obmat);
1907 switch(ob->partype & PARTYPE) {
1910 if(par->type==OB_CURVE) {
1911 if( ((Curve *)par->data)->flag & CU_PATH ) {
1912 ob_parcurve(ob, par, tmat);
1917 if(ok) Mat4MulSerie(totmat, par->obmat, tmat,
1918 NULL, NULL, NULL, NULL, NULL, NULL);
1919 else Mat4CpyMat4(totmat, par->obmat);
1923 ob_parbone(ob, par, tmat);
1924 Mat4MulSerie(totmat, par->obmat, tmat,
1925 NULL, NULL, NULL, NULL, NULL, NULL);
1931 VECCOPY(totmat[3], par->obmat[3]);
1934 give_parvert(par, ob->par1, vec);
1935 VecMat4MulVecfl(totmat[3], par->obmat, vec);
1939 ob_parvert3(ob, par, tmat);
1941 Mat4MulSerie(totmat, par->obmat, tmat,
1942 NULL, NULL, NULL, NULL, NULL, NULL);
1946 Mat4CpyMat4(totmat, par->obmat);
1951 Mat4MulSerie(tmat, totmat, ob->parentinv,
1952 NULL, NULL, NULL, NULL, NULL, NULL);
1953 Mat4MulSerie(obmat, tmat, locmat,
1954 NULL, NULL, NULL, NULL, NULL, NULL);
1960 // external usable originmat
1961 Mat3CpyMat4(originmat, tmat);
1963 // origin, voor help line
1964 if( (ob->partype & 15)==PARSKEL ) {
1965 VECCOPY(ob->orig, par->obmat[3]);
1968 VECCOPY(ob->orig, totmat[3]);
1973 void solve_tracking (Object *ob, float targetmat[][4])
1980 VecSubf(vec, ob->obmat[3], targetmat[3]);
1981 vectoquat(vec, ob->trackflag, ob->upflag, quat);
1982 QuatToMat3(quat, totmat);
1984 if(ob->parent && (ob->transflag & OB_POWERTRACK)) {
1985 /* 'temporal' : clear parent info */
1986 object_to_mat4(ob, tmat);
1987 tmat[0][3]= ob->obmat[0][3];
1988 tmat[1][3]= ob->obmat[1][3];
1989 tmat[2][3]= ob->obmat[2][3];
1990 tmat[3][0]= ob->obmat[3][0];
1991 tmat[3][1]= ob->obmat[3][1];
1992 tmat[3][2]= ob->obmat[3][2];
1993 tmat[3][3]= ob->obmat[3][3];
1995 else Mat4CpyMat4(tmat, ob->obmat);
1997 Mat4MulMat34(ob->obmat, totmat, tmat);
2001 void where_is_object(Object *ob)
2003 where_is_object_time(ob, (float)G.scene->r.cfra);
2007 void where_is_object_simul(Object *ob)
2008 /* was written for the old game engine (until 2.04) */
2009 /* It seems that this function is only called
2010 for a lamp that is the child of another object */
2015 float slowmat[4][4];
2021 /* no ipo! (because of dloc and realtime-ipos) */
2028 solve_parenting(ob, par, ob->obmat, slowmat, 1);
2030 if(ob->partype & PARSLOW) {
2032 fac1= (float)(1.0/(1.0+ fabs(give_timeoffset(ob))));
2036 for(a=0; a<16; a++, fp1++, fp2++) {
2037 fp1[0]= fac1*fp1[0] + fac2*fp2[0];
2043 object_to_mat4(ob, ob->obmat);
2047 solve_tracking(ob, ob->track->obmat);
2049 /* solve constraints */
2050 if (ob->constraints.first) {
2053 cob= constraints_make_evalob(ob, NULL, CONSTRAINT_OBTYPE_OBJECT);
2054 solve_constraints (&ob->constraints, cob, G.scene->r.cfra);
2055 constraints_clear_evalob(cob);
2062 /* for calculation of the inverse parent transform, only used for editor */
2063 void what_does_parent(Object *ob)
2066 Mat4One(workob.obmat);
2067 Mat4One(workob.parentinv);
2068 Mat4One(workob.constinv);
2069 workob.parent= ob->parent;
2070 workob.track= ob->track;
2072 workob.trackflag= ob->trackflag;
2073 workob.upflag= ob->upflag;
2075 workob.partype= ob->partype;
2076 workob.par1= ob->par1;
2077 workob.par2= ob->par2;
2078 workob.par3= ob->par3;
2080 workob.constraints.first = ob->constraints.first;
2081 workob.constraints.last = ob->constraints.last;
2083 strcpy(workob.parsubstr, ob->parsubstr);
2085 where_is_object(&workob);
2088 BoundBox *unit_boundbox()
2091 float min[3] = {-1,-1,-1}, max[3] = {-1,-1,-1};
2093 bb= MEM_callocN(sizeof(BoundBox), "bb");
2094 boundbox_set_from_min_max(bb, min, max);
2099 void boundbox_set_from_min_max(BoundBox *bb, float min[3], float max[3])
2101 bb->vec[0][0]=bb->vec[1][0]=bb->vec[2][0]=bb->vec[3][0]= min[0];
2102 bb->vec[4][0]=bb->vec[5][0]=bb->vec[6][0]=bb->vec[7][0]= max[0];
2104 bb->vec[0][1]=bb->vec[1][1]=bb->vec[4][1]=bb->vec[5][1]= min[1];
2105 bb->vec[2][1]=bb->vec[3][1]=bb->vec[6][1]=bb->vec[7][1]= max[1];
2107 bb->vec[0][2]=bb->vec[3][2]=bb->vec[4][2]=bb->vec[7][2]= min[2];
2108 bb->vec[1][2]=bb->vec[2][2]=bb->vec[5][2]=bb->vec[6][2]= max[2];
2111 BoundBox *object_get_boundbox(Object *ob)
2115 if(ob->type==OB_MESH) {
2116 bb = mesh_get_bb(ob);
2118 else if ELEM3(ob->type, OB_CURVE, OB_SURF, OB_FONT) {
2119 bb= ( (Curve *)ob->data )->bb;
2121 else if(ob->type==OB_MBALL) {
2127 /* used to temporally disable/enable boundbox */
2128 void object_boundbox_flag(Object *ob, int flag, int set)
2130 BoundBox *bb= object_get_boundbox(ob);
2132 if(set) bb->flag |= flag;
2133 else bb->flag &= ~flag;
2137 void minmax_object(Object *ob, float *min, float *max)
2152 if(cu->bb==NULL) tex_space_curve(cu);
2155 for(a=0; a<8; a++) {
2156 Mat4MulVecfl(ob->obmat, bb.vec[a]);
2157 DO_MINMAX(bb.vec[a], min, max);
2162 bPoseChannel *pchan;
2163 for(pchan= ob->pose->chanbase.first; pchan; pchan= pchan->next) {
2164 VECCOPY(vec, pchan->pose_head);
2165 Mat4MulVecfl(ob->obmat, vec);
2166 DO_MINMAX(vec, min, max);
2167 VECCOPY(vec, pchan->pose_tail);
2168 Mat4MulVecfl(ob->obmat, vec);
2169 DO_MINMAX(vec, min, max);
2173 /* no break, get_mesh will give NULL and it passes on to default */
2178 bb = *mesh_get_bb(ob);
2180 for(a=0; a<8; a++) {
2181 Mat4MulVecfl(ob->obmat, bb.vec[a]);
2182 DO_MINMAX(bb.vec[a], min, max);
2185 if(min[0] < max[0] ) break;
2187 /* else here no break!!!, mesh can be zero sized */
2190 DO_MINMAX(ob->obmat[3], min, max);
2192 VECCOPY(vec, ob->obmat[3]);
2193 VecAddf(vec, vec, ob->size);
2194 DO_MINMAX(vec, min, max);
2196 VECCOPY(vec, ob->obmat[3]);
2197 VecSubf(vec, vec, ob->size);
2198 DO_MINMAX(vec, min, max);
2203 /* TODO - use dupli objects bounding boxes */
2204 void minmax_object_duplis(Object *ob, float *min, float *max)
2206 if ((ob->transflag & OB_DUPLI)==0) {
2212 lb= object_duplilist(G.scene, ob);
2213 for(dob= lb->first; dob; dob= dob->next) {
2216 /* should really use bound box of dup object */
2217 DO_MINMAX(dob->mat[3], min, max);
2220 free_object_duplilist(lb); /* does restore */
2225 /* proxy rule: lib_object->proxy_from == the one we borrow from, only set temporal and cleared here */
2226 /* local_object->proxy == pointer to library object, saved in files and read */
2228 /* function below is polluted with proxy exceptions, cleanup will follow! */
2230 /* the main object update call, for object matrix, constraints, keys and displist (modifiers) */
2231 /* requires flags to be set! */
2232 void object_handle_update(Object *ob)
2234 if(ob->recalc & OB_RECALC) {
2236 if(ob->recalc & OB_RECALC_OB) {
2238 // printf("recalcob %s\n", ob->id.name+2);
2240 /* handle proxy copy for target */
2241 if(ob->id.lib && ob->proxy_from) {
2242 // printf("ob proxy copy, lib ob %s proxy %s\n", ob->id.name, ob->proxy_from->id.name);
2243 if(ob->proxy_from->proxy_group) {/* transform proxy into group space */
2244 Object *obg= ob->proxy_from->proxy_group;
2245 Mat4Invert(obg->imat, obg->obmat);
2246 Mat4MulMat4(ob->obmat, ob->proxy_from->obmat, obg->imat);
2249 Mat4CpyMat4(ob->obmat, ob->proxy_from->obmat);
2252 where_is_object(ob);
2253 if (G.f & G_DOSCRIPTLINKS) BPY_do_pyscript((ID *)ob, SCRIPT_OBJECTUPDATE);
2256 if(ob->recalc & OB_RECALC_DATA) {
2258 // printf("recalcdata %s\n", ob->id.name+2);
2260 /* includes all keys and modifiers */
2261 if(ob->type==OB_MESH) {
2262 makeDerivedMesh(ob, get_viewedit_datamask());
2264 else if(ob->type==OB_MBALL) {
2265 makeDispListMBall(ob);
2267 else if(ELEM3(ob->type, OB_CURVE, OB_SURF, OB_FONT)) {
2268 makeDispListCurveTypes(ob, 0);
2270 else if(ob->type==OB_LATTICE) {
2271 lattice_calc_modifiers(ob);
2273 else if(ob->type==OB_CAMERA) {
2274 Camera *cam = (Camera *)ob->data;
2275 calc_ipo(cam->ipo, frame_to_float(G.scene->r.cfra));
2276 execute_ipo(&cam->id, cam->ipo);
2278 else if(ob->type==OB_LAMP) {
2279 Lamp *la = (Lamp *)ob->data;
2280 calc_ipo(la->ipo, frame_to_float(G.scene->r.cfra));
2281 execute_ipo(&la->id, la->ipo);
2283 else if(ob->type==OB_ARMATURE) {
2284 /* this happens for reading old files and to match library armatures with poses */
2285 if(ob->pose==NULL || (ob->pose->flag & POSE_RECALC))
2286 armature_rebuild_pose(ob, ob->data);
2288 if(ob->id.lib && ob->proxy_from) {
2289 copy_pose_result(ob->pose, ob->proxy_from->pose);
2290 // printf("pose proxy copy, lib ob %s proxy %s\n", ob->id.name, ob->proxy_from->id.name);
2293 do_all_pose_actions(ob);
2298 if(ob->particlesystem.first) {
2299 ParticleSystem *tpsys, *psys;
2302 psys= ob->particlesystem.first;
2304 if(psys_check_enabled(ob, psys)) {
2305 particle_system_update(ob, psys);
2308 else if(psys->flag & PSYS_DELETE) {
2310 BLI_remlink(&ob->particlesystem, psys);
2318 if(G.rendering && ob->transflag & OB_DUPLIPARTS) {
2319 /* this is to make sure we get render level duplis in groups:
2320 * the derivedmesh must be created before init_render_mesh,
2321 * since object_duplilist does dupliparticles before that */
2322 dm = mesh_create_derived_render(ob, CD_MASK_BAREMESH|CD_MASK_MTFACE|CD_MASK_MCOL);
2325 for(psys=ob->particlesystem.first; psys; psys=psys->next)
2326 psys_get_modifier(ob, psys)->flag &= ~eParticleSystemFlag_psys_updated;
2329 if (G.f & G_DOSCRIPTLINKS) BPY_do_pyscript((ID *)ob, SCRIPT_OBDATAUPDATE);
2332 /* the no-group proxy case, we call update */
2333 if(ob->proxy && ob->proxy_group==NULL) {
2334 /* set pointer in library proxy target, for copying, but restore it */
2335 ob->proxy->proxy_from= ob;
2336 // printf("call update, lib ob %s proxy %s\n", ob->proxy->id.name, ob->id.name);
2337 object_handle_update(ob->proxy);
2340 ob->recalc &= ~OB_RECALC;
2343 /* the case when this is a group proxy, object_update is called in group.c */
2345 ob->proxy->proxy_from= ob;
2346 // printf("set proxy pointer for later group stuff %s\n", ob->id.name);
2350 float give_timeoffset(Object *ob) {
2351 if ((ob->ipoflag & OB_OFFS_PARENTADD) && ob->parent) {
2352 return ob->sf + give_timeoffset(ob->parent);
2358 int give_obdata_texspace(Object *ob, int **texflag, float **loc, float **size, float **rot) {
2363 switch (GS(((ID *)ob->data)->name)) {
2367 if (texflag) *texflag = &me->texflag;
2368 if (loc) *loc = me->loc;
2369 if (size) *size = me->size;
2370 if (rot) *rot = me->rot;
2375 Curve *cu= ob->data;
2376 if (texflag) *texflag = &cu->texflag;
2377 if (loc) *loc = cu->loc;
2378 if (size) *size = cu->size;
2379 if (rot) *rot = cu->rot;
2384 MetaBall *mb= ob->data;
2385 if (texflag) *texflag = &mb->texflag;
2386 if (loc) *loc = mb->loc;
2387 if (size) *size = mb->size;
2388 if (rot) *rot = mb->rot;
2398 * Test a bounding box for ray intersection
2399 * assumes the ray is already local to the boundbox space
2401 int ray_hit_boundbox(struct BoundBox *bb, float ray_start[3], float ray_normal[3])
2403 static int triangle_indexes[12][3] = {{0, 1, 2}, {0, 2, 3},
2404 {3, 2, 6}, {3, 6, 7},
2405 {1, 2, 6}, {1, 6, 5},
2406 {5, 6, 7}, {4, 5, 7},
2407 {0, 3, 7}, {0, 4, 7},
2408 {0, 1, 5}, {0, 4, 5}};
2412 for (i = 0; i < 12 && result == 0; i++)
2416 v1 = triangle_indexes[i][0];
2417 v2 = triangle_indexes[i][1];
2418 v3 = triangle_indexes[i][2];
2419 result = RayIntersectsTriangle(ray_start, ray_normal, bb->vec[v1], bb->vec[v2], bb->vec[v3], &lambda, NULL);