source/blender/editors/space_view3d/space_view3d.c

   1 /**
   2  * $Id:
   3  *
   4  * ***** BEGIN GPL LICENSE BLOCK *****
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version 2
   9  * of the License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  19  *
  20  * The Original Code is Copyright (C) 2008 Blender Foundation.
  21  * All rights reserved.
  22  *
  23  *
  24  * Contributor(s): Blender Foundation
  25  *
  26  * ***** END GPL LICENSE BLOCK *****
  27  */
  28
  29 #include <string.h>
  30 #include <stdio.h>
  31
  32 #include "DNA_action_types.h"
  33 #include "DNA_armature_types.h"
  34 #include "DNA_object_types.h"
  35 #include "DNA_space_types.h"
  36 #include "DNA_scene_types.h"
  37 #include "DNA_screen_types.h"
  38 #include "DNA_view3d_types.h"
  39
  40 #include "MEM_guardedalloc.h"
  41
  42 #include "BLI_blenlib.h"
  43 #include "BLI_arithb.h"
  44 #include "BLI_rand.h"
  45
  46 #include "BKE_action.h"
  47 #include "BKE_context.h"
  48 #include "BKE_global.h"
  49 #include "BKE_screen.h"
  50 #include "BKE_utildefines.h"
  51
  52 #include "ED_armature.h"
  53 #include "ED_space_api.h"
  54 #include "ED_screen.h"
  55 #include "ED_object.h"
  56
  57 #include "BIF_gl.h"
  58
  59 #include "WM_api.h"
  60 #include "WM_types.h"
  61
  62 #include "UI_interface.h"
  63 #include "UI_resources.h"
  64 #include "UI_view2d.h"
  65
  66 #include "RNA_access.h"
  67
  68 #include "view3d_intern.h"      // own include
  69
  70 /* ******************** manage regions ********************* */
  71
  72 ARegion *view3d_has_buttons_region(ScrArea *sa)
  73 {
  74         ARegion *ar, *arnew;
  75
  76         for(ar= sa->regionbase.first; ar; ar= ar->next)
  77                 if(ar->regiontype==RGN_TYPE_UI)
  78                         return ar;
  79
  80         /* add subdiv level; after header */
  81         for(ar= sa->regionbase.first; ar; ar= ar->next)
  82                 if(ar->regiontype==RGN_TYPE_HEADER)
  83                         break;
  84
  85         /* is error! */
  86         if(ar==NULL) return NULL;
  87
  88         arnew= MEM_callocN(sizeof(ARegion), "buttons for view3d");
  89
  90         BLI_insertlinkafter(&sa->regionbase, ar, arnew);
  91         arnew->regiontype= RGN_TYPE_UI;
  92         arnew->alignment= RGN_ALIGN_RIGHT;
  93
  94         arnew->flag = RGN_FLAG_HIDDEN;
  95
  96         return arnew;
  97 }
  98
  99 ARegion *view3d_has_tools_region(ScrArea *sa)
 100 {
 101         ARegion *ar, *artool=NULL, *arprops=NULL, *arhead;
 102
 103         for(ar= sa->regionbase.first; ar; ar= ar->next) {
 104                 if(ar->regiontype==RGN_TYPE_TOOLS)
 105                         artool= ar;
 106                 if(ar->regiontype==RGN_TYPE_TOOL_PROPS)
 107                         arprops= ar;
 108         }
 109
 110         /* tool region hide/unhide also hides props */
 111         if(arprops && artool) return artool;
 112
 113         if(artool==NULL) {
 114                 /* add subdiv level; after header */
 115                 for(arhead= sa->regionbase.first; arhead; arhead= arhead->next)
 116                         if(arhead->regiontype==RGN_TYPE_HEADER)
 117                                 break;
 118
 119                 /* is error! */
 120                 if(arhead==NULL) return NULL;
 121
 122                 artool= MEM_callocN(sizeof(ARegion), "tools for view3d");
 123
 124                 BLI_insertlinkafter(&sa->regionbase, arhead, artool);
 125                 artool->regiontype= RGN_TYPE_TOOLS;
 126                 artool->alignment= RGN_OVERLAP_LEFT;
 127                 artool->flag = RGN_FLAG_HIDDEN;
 128         }
 129
 130         if(arprops==NULL) {
 131                 /* add extra subdivided region for tool properties */
 132                 arprops= MEM_callocN(sizeof(ARegion), "tool props for view3d");
 133
 134                 BLI_insertlinkafter(&sa->regionbase, artool, arprops);
 135                 arprops->regiontype= RGN_TYPE_TOOL_PROPS;
 136                 arprops->alignment= RGN_ALIGN_BOTTOM|RGN_SPLIT_PREV;
 137         }
 138
 139         return artool;
 140 }
 141
 142 /* ****************************************************** */
 143
 144 /* function to always find a regionview3d context inside 3D window */
 145 RegionView3D *ED_view3d_context_rv3d(bContext *C)
 146 {
 147         RegionView3D *rv3d= CTX_wm_region_view3d(C);
 148
 149         if(rv3d==NULL) {
 150                 ScrArea *sa =CTX_wm_area(C);
 151                 if(sa->spacetype==SPACE_VIEW3D) {
 152                         ARegion *ar;
 153                         for(ar= sa->regionbase.first; ar; ar= ar->next)
 154                                 if(ar->regiontype==RGN_TYPE_WINDOW)
 155                                         return ar->regiondata;
 156                 }
 157         }
 158         return rv3d;
 159 }
 160
 161
 162 /* ******************** default callbacks for view3d space ***************** */
 163
 164 static SpaceLink *view3d_new(const bContext *C)
 165 {
 166         Scene *scene= CTX_data_scene(C);
 167         ARegion *ar;
 168         View3D *v3d;
 169         RegionView3D *rv3d;
 170
 171         v3d= MEM_callocN(sizeof(View3D), "initview3d");
 172         v3d->spacetype= SPACE_VIEW3D;
 173         v3d->blockscale= 0.7f;
 174         v3d->lay= v3d->layact= 1;
 175         if(scene) {
 176                 v3d->lay= v3d->layact= scene->lay;
 177                 v3d->camera= scene->camera;
 178         }
 179         v3d->scenelock= 1;
 180         v3d->grid= 1.0f;
 181         v3d->gridlines= 16;
 182         v3d->gridsubdiv = 10;
 183         v3d->drawtype= OB_WIRE;
 184
 185         v3d->gridflag |= V3D_SHOW_X;
 186         v3d->gridflag |= V3D_SHOW_Y;
 187         v3d->gridflag |= V3D_SHOW_FLOOR;
 188         v3d->gridflag &= ~V3D_SHOW_Z;
 189
 190         v3d->lens= 35.0f;
 191         v3d->near= 0.01f;
 192         v3d->far= 500.0f;
 193
 194         v3d->twtype= V3D_MANIP_TRANSLATE;
 195
 196         /* header */
 197         ar= MEM_callocN(sizeof(ARegion), "header for view3d");
 198
 199         BLI_addtail(&v3d->regionbase, ar);
 200         ar->regiontype= RGN_TYPE_HEADER;
 201         ar->alignment= RGN_ALIGN_BOTTOM;
 202
 203         /* buttons/list view */
 204         ar= MEM_callocN(sizeof(ARegion), "buttons for view3d");
 205
 206         BLI_addtail(&v3d->regionbase, ar);
 207         ar->regiontype= RGN_TYPE_UI;
 208         ar->alignment= RGN_ALIGN_LEFT;
 209         ar->flag = RGN_FLAG_HIDDEN;
 210
 211         /* main area */
 212         ar= MEM_callocN(sizeof(ARegion), "main area for view3d");
 213
 214         BLI_addtail(&v3d->regionbase, ar);
 215         ar->regiontype= RGN_TYPE_WINDOW;
 216
 217         ar->regiondata= MEM_callocN(sizeof(RegionView3D), "region view3d");
 218         rv3d= ar->regiondata;
 219         rv3d->viewquat[0]= 1.0f;
 220         rv3d->persp= 1;
 221         rv3d->view= 7;
 222         rv3d->dist= 10.0;
 223
 224         return (SpaceLink *)v3d;
 225 }
 226
 227 /* not spacelink itself */
 228 static void view3d_free(SpaceLink *sl)
 229 {
 230         View3D *vd= (View3D *) sl;
 231
 232         if(vd->bgpic) {
 233                 if(vd->bgpic->ima) vd->bgpic->ima->id.us--;
 234                 MEM_freeN(vd->bgpic);
 235         }
 236
 237         if(vd->localvd) MEM_freeN(vd->localvd);
 238
 239         if(vd->properties_storage) MEM_freeN(vd->properties_storage);
 240
 241 }
 242
 243
 244 /* spacetype; init callback */
 245 static void view3d_init(struct wmWindowManager *wm, ScrArea *sa)
 246 {
 247
 248 }
 249
 250 static SpaceLink *view3d_duplicate(SpaceLink *sl)
 251 {
 252         View3D *v3do= (View3D *)sl;
 253         View3D *v3dn= MEM_dupallocN(sl);
 254
 255         /* clear or remove stuff from old */
 256
 257 // XXX  BIF_view3d_previewrender_free(v3do);
 258
 259         if(v3do->localvd) {
 260                 v3do->localvd= NULL;
 261                 v3do->properties_storage= NULL;
 262                 v3do->localview= 0;
 263                 v3do->lay= v3dn->localvd->lay;
 264                 v3do->lay &= 0xFFFFFF;
 265         }
 266
 267         /* copy or clear inside new stuff */
 268
 269         if(v3dn->bgpic) {
 270                 v3dn->bgpic= MEM_dupallocN(v3dn->bgpic);
 271                 if(v3dn->bgpic->ima) v3dn->bgpic->ima->id.us++;
 272         }
 273         v3dn->properties_storage= NULL;
 274
 275         return (SpaceLink *)v3dn;
 276 }
 277
 278 static void view3d_modal_keymaps(wmWindowManager *wm, ARegion *ar, int stype)
 279 {
 280         RegionView3D *rv3d= ar->regiondata;
 281         ListBase *keymap;
 282
 283         /* copy last mode, then we can re-init the region maps */
 284         rv3d->lastmode= stype;
 285
 286         keymap= WM_keymap_listbase(wm, "Object Mode", 0, 0);
 287         if(ELEM(stype, 0, NS_MODE_OBJECT))
 288                 WM_event_add_keymap_handler(&ar->handlers, keymap);
 289         else
 290                 WM_event_remove_keymap_handler(&ar->handlers, keymap);
 291
 292         keymap= WM_keymap_listbase(wm, "EditMesh", 0, 0);
 293         if(stype==NS_EDITMODE_MESH)
 294                 WM_event_add_keymap_handler(&ar->handlers, keymap);
 295         else
 296                 WM_event_remove_keymap_handler(&ar->handlers, keymap);
 297
 298         keymap= WM_keymap_listbase(wm, "Curve", 0, 0);
 299         if(stype==NS_EDITMODE_CURVE)
 300                 WM_event_add_keymap_handler(&ar->handlers, keymap);
 301         else
 302                 WM_event_remove_keymap_handler(&ar->handlers, keymap);
 303
 304         keymap= WM_keymap_listbase(wm, "Armature", 0, 0);
 305         if(stype==NS_EDITMODE_ARMATURE)
 306                 WM_event_add_keymap_handler(&ar->handlers, keymap);
 307         else
 308                 WM_event_remove_keymap_handler(&ar->handlers, keymap);
 309
 310         keymap= WM_keymap_listbase(wm, "Pose", 0, 0);
 311         if(stype==NS_MODE_POSE)
 312                 WM_event_add_keymap_handler(&ar->handlers, keymap);
 313         else
 314                 WM_event_remove_keymap_handler(&ar->handlers, keymap);
 315
 316         keymap= WM_keymap_listbase(wm, "Metaball", 0, 0);
 317         if(stype==NS_EDITMODE_MBALL)
 318                 WM_event_add_keymap_handler(&ar->handlers, keymap);
 319         else
 320                 WM_event_remove_keymap_handler(&ar->handlers, keymap);
 321
 322         keymap= WM_keymap_listbase(wm, "Lattice", 0, 0);
 323         if(stype==NS_EDITMODE_LATTICE)
 324                 WM_event_add_keymap_handler(&ar->handlers, keymap);
 325         else
 326                 WM_event_remove_keymap_handler(&ar->handlers, keymap);
 327
 328         /* armature sketching needs to take over mouse */
 329         keymap= WM_keymap_listbase(wm, "Armature_Sketch", 0, 0);
 330         if(stype==NS_EDITMODE_ARMATURE)
 331                 WM_event_add_keymap_handler_priority(&ar->handlers, keymap, 10);
 332         else
 333                 WM_event_remove_keymap_handler(&ar->handlers, keymap);
 334
 335         keymap= WM_keymap_listbase(wm, "Particle", 0, 0);
 336         if(stype==NS_MODE_PARTICLE)
 337                 WM_event_add_keymap_handler(&ar->handlers, keymap);
 338         else
 339                 WM_event_remove_keymap_handler(&ar->handlers, keymap);
 340
 341         /* editfont keymap swallows all... */
 342         keymap= WM_keymap_listbase(wm, "Font", 0, 0);
 343         if(stype==NS_EDITMODE_TEXT)
 344                 WM_event_add_keymap_handler_priority(&ar->handlers, keymap, 10);
 345         else
 346                 WM_event_remove_keymap_handler(&ar->handlers, keymap);
 347 }
 348
 349 /* add handlers, stuff you only do once or on area/region changes */
 350 static void view3d_main_area_init(wmWindowManager *wm, ARegion *ar)
 351 {
 352         RegionView3D *rv3d= ar->regiondata;
 353         ListBase *keymap;
 354
 355         /* own keymap */
 356         keymap= WM_keymap_listbase(wm, "View3D Generic", SPACE_VIEW3D, 0);
 357         WM_event_add_keymap_handler(&ar->handlers, keymap);
 358         keymap= WM_keymap_listbase(wm, "View3D", SPACE_VIEW3D, 0);
 359         WM_event_add_keymap_handler(&ar->handlers, keymap);
 360
 361         /* object ops. */
 362         keymap= WM_keymap_listbase(wm, "Object Non-modal", 0, 0);
 363         WM_event_add_keymap_handler(&ar->handlers, keymap);
 364
 365         /* pose is not modal, operator poll checks for this */
 366         keymap= WM_keymap_listbase(wm, "Pose", 0, 0);
 367         WM_event_add_keymap_handler(&ar->handlers, keymap);
 368
 369         /* modal ops keymaps */
 370         view3d_modal_keymaps(wm, ar, rv3d->lastmode);
 371         /* operator poll checks for modes */
 372         keymap= WM_keymap_listbase(wm, "ImagePaint", 0, 0);
 373         WM_event_add_keymap_handler(&ar->handlers, keymap);
 374 }
 375
 376 /* type callback, not region itself */
 377 static void view3d_main_area_free(ARegion *ar)
 378 {
 379         RegionView3D *rv3d= ar->regiondata;
 380
 381         if(rv3d) {
 382                 if(rv3d->localvd) MEM_freeN(rv3d->localvd);
 383                 if(rv3d->clipbb) MEM_freeN(rv3d->clipbb);
 384
 385                 // XXX  retopo_free_view_data(rv3d);
 386                 if(rv3d->ri) {
 387                         // XXX          BIF_view3d_previewrender_free(rv3d);
 388                 }
 389
 390                 if(rv3d->depths) {
 391                         if(rv3d->depths->depths) MEM_freeN(rv3d->depths->depths);
 392                         MEM_freeN(rv3d->depths);
 393                 }
 394                 MEM_freeN(rv3d);
 395                 ar->regiondata= NULL;
 396         }
 397 }
 398
 399 /* copy regiondata */
 400 static void *view3d_main_area_duplicate(void *poin)
 401 {
 402         if(poin) {
 403                 RegionView3D *rv3d= poin, *new;
 404
 405                 new= MEM_dupallocN(rv3d);
 406                 if(rv3d->localvd)
 407                         new->localvd= MEM_dupallocN(rv3d->localvd);
 408                 if(rv3d->clipbb)
 409                         new->clipbb= MEM_dupallocN(rv3d->clipbb);
 410
 411                 new->depths= NULL;
 412                 new->retopo_view_data= NULL;
 413                 new->ri= NULL;
 414                 new->gpd= NULL;
 415                 new->sms= NULL;
 416                 new->smooth_timer= NULL;
 417
 418                 return new;
 419         }
 420         return NULL;
 421 }
 422
 423 static void view3d_main_area_listener(ARegion *ar, wmNotifier *wmn)
 424 {
 425         /* context changes */
 426         switch(wmn->category) {
 427                 case NC_ANIMATION:
 428                         switch(wmn->data) {
 429                                 case ND_KEYFRAME_EDIT:
 430                                 case ND_KEYFRAME_PROP:
 431                                 case ND_NLA_EDIT:
 432                                 case ND_NLA_ACTCHANGE:
 433                                 case ND_ANIMCHAN_SELECT:
 434                                         ED_region_tag_redraw(ar);
 435                                         break;
 436                         }
 437                         break;
 438                 case NC_SCENE:
 439                         switch(wmn->data) {
 440                                 case ND_TRANSFORM:
 441                                 case ND_FRAME:
 442                                 case ND_OB_ACTIVE:
 443                                 case ND_OB_SELECT:
 444                                         ED_region_tag_redraw(ar);
 445                                         break;
 446                                 case ND_MODE:
 447                                         view3d_modal_keymaps(wmn->wm, ar, wmn->subtype);
 448                                         ED_region_tag_redraw(ar);
 449                                         break;
 450                         }
 451                         break;
 452                 case NC_OBJECT:
 453                         switch(wmn->data) {
 454                                 case ND_BONE_ACTIVE:
 455                                 case ND_BONE_SELECT:
 456                                 case ND_TRANSFORM:
 457                                 case ND_DRAW:
 458                                 case ND_MODIFIER:
 459                                 case ND_CONSTRAINT:
 460                                 case ND_KEYS:
 461                                 case ND_PARTICLE_SELECT:
 462                                 case ND_PARTICLE_DATA:
 463                                         ED_region_tag_redraw(ar);
 464                                         break;
 465                         }
 466                         break;
 467                 case NC_GEOM:
 468                         switch(wmn->data) {
 469                                 case ND_DATA:
 470                                 case ND_SELECT:
 471                                         ED_region_tag_redraw(ar);
 472                                         break;
 473                         }
 474                         break;
 475                 case NC_GROUP:
 476                         /* all group ops for now */
 477                         ED_region_tag_redraw(ar);
 478                         break;
 479                 case NC_MATERIAL:
 480                         switch(wmn->data) {
 481                                 case ND_SHADING_DRAW:
 482                                         ED_region_tag_redraw(ar);
 483                                         break;
 484                         }
 485                 case NC_LAMP:
 486                         switch(wmn->data) {
 487                                 case ND_LIGHTING_DRAW:
 488                                         ED_region_tag_redraw(ar);
 489                                         break;
 490                         }
 491                 case NC_IMAGE:
 492                         /* this could be more fine grained checks if we had
 493                          * more context than just the region */
 494                         ED_region_tag_redraw(ar);
 495                         break;
 496                 case NC_SPACE:
 497                         if(wmn->data == ND_SPACE_VIEW3D)
 498                                 ED_region_tag_redraw(ar);
 499                         break;
 500         }
 501 }
 502
 503 /* concept is to retrieve cursor type context-less */
 504 static void view3d_main_area_cursor(wmWindow *win, ScrArea *sa, ARegion *ar)
 505 {
 506         Scene *scene= win->screen->scene;
 507
 508         if(scene->obedit) {
 509                 WM_cursor_set(win, CURSOR_EDIT);
 510         }
 511         else {
 512                 WM_cursor_set(win, CURSOR_STD);
 513         }
 514 }
 515
 516 /* add handlers, stuff you only do once or on area/region changes */
 517 static void view3d_header_area_init(wmWindowManager *wm, ARegion *ar)
 518 {
 519         ListBase *keymap= WM_keymap_listbase(wm, "View3D Generic", SPACE_VIEW3D, 0);
 520
 521         WM_event_add_keymap_handler(&ar->handlers, keymap);
 522
 523         ED_region_header_init(ar);
 524 }
 525
 526 static void view3d_header_area_draw(const bContext *C, ARegion *ar)
 527 {
 528         ED_region_header(C, ar);
 529 }
 530
 531 static void view3d_header_area_listener(ARegion *ar, wmNotifier *wmn)
 532 {
 533         /* context changes */
 534         switch(wmn->category) {
 535                 case NC_SCENE:
 536                         switch(wmn->data) {
 537                                 case ND_FRAME:
 538                                 case ND_OB_ACTIVE:
 539                                 case ND_OB_SELECT:
 540                                 case ND_MODE:
 541                                         ED_region_tag_redraw(ar);
 542                                         break;
 543                         }
 544                         break;
 545                 case NC_SPACE:
 546                         if(wmn->data == ND_SPACE_VIEW3D)
 547                                 ED_region_tag_redraw(ar);
 548                         break;
 549         }
 550 }
 551
 552 /* add handlers, stuff you only do once or on area/region changes */
 553 static void view3d_buttons_area_init(wmWindowManager *wm, ARegion *ar)
 554 {
 555         ListBase *keymap;
 556
 557         ED_region_panels_init(wm, ar);
 558
 559         keymap= WM_keymap_listbase(wm, "View3D Generic", SPACE_VIEW3D, 0);
 560         WM_event_add_keymap_handler(&ar->handlers, keymap);
 561 }
 562
 563 static void view3d_buttons_area_draw(const bContext *C, ARegion *ar)
 564 {
 565         ED_region_panels(C, ar, 1, NULL, -1);
 566 }
 567
 568 static void view3d_buttons_area_listener(ARegion *ar, wmNotifier *wmn)
 569 {
 570         /* context changes */
 571         switch(wmn->category) {
 572                 case NC_ANIMATION:
 573                         switch(wmn->data) {
 574                                 case ND_KEYFRAME_EDIT:
 575                                 case ND_KEYFRAME_PROP:
 576                                 case ND_NLA_EDIT:
 577                                 case ND_NLA_ACTCHANGE:
 578                                         ED_region_tag_redraw(ar);
 579                                         break;
 580                         }
 581                         break;
 582                 case NC_SCENE:
 583                         switch(wmn->data) {
 584                                 case ND_FRAME:
 585                                 case ND_OB_ACTIVE:
 586                                 case ND_OB_SELECT:
 587                                 case ND_MODE:
 588                                         ED_region_tag_redraw(ar);
 589                                         break;
 590                         }
 591                         break;
 592                 case NC_OBJECT:
 593                         switch(wmn->data) {
 594                                 case ND_BONE_ACTIVE:
 595                                 case ND_BONE_SELECT:
 596                                 case ND_TRANSFORM:
 597                                 case ND_DRAW:
 598                                 case ND_KEYS:
 599                                         ED_region_tag_redraw(ar);
 600                                         break;
 601                         }
 602                         break;
 603                 case NC_GEOM:
 604                         switch(wmn->data) {
 605                                 case ND_DATA:
 606                                 case ND_SELECT:
 607                                         ED_region_tag_redraw(ar);
 608                                         break;
 609                         }
 610                         break;
 611                 case NC_SPACE:
 612                         if(wmn->data == ND_SPACE_VIEW3D)
 613                                 ED_region_tag_redraw(ar);
 614                         break;
 615         }
 616 }
 617
 618 /* add handlers, stuff you only do once or on area/region changes */
 619 static void view3d_tools_area_init(wmWindowManager *wm, ARegion *ar)
 620 {
 621         ListBase *keymap;
 622
 623         ED_region_panels_init(wm, ar);
 624
 625         keymap= WM_keymap_listbase(wm, "View3D Generic", SPACE_VIEW3D, 0);
 626         WM_event_add_keymap_handler(&ar->handlers, keymap);
 627 }
 628
 629
 630
 631 static void view3d_tools_area_draw(const bContext *C, ARegion *ar)
 632 {
 633         ED_region_panels(C, ar, 1, CTX_data_mode_string(C), -1);
 634 }
 635
 636 static int view3d_context(const bContext *C, const char *member, bContextDataResult *result)
 637 {
 638         View3D *v3d= CTX_wm_view3d(C);
 639         Scene *scene= CTX_data_scene(C);
 640         Base *base;
 641         int lay = v3d ? v3d->lay:scene->lay; /* fallback to the scene layer, allows duplicate and other oject operators to run outside the 3d view */
 642
 643         if(CTX_data_dir(member)) {
 644                 static const char *dir[] = {
 645                         "selected_objects", "selected_bases" "selected_editable_objects",
 646                         "selected_editable_bases" "visible_objects", "visible_bases", "selectable_objects", "selectable_bases",
 647                         "active_base", "active_object", "visible_bones", "editable_bones",
 648                         "selected_bones", "selected_editable_bones" "visible_pchans",
 649                         "selected_pchans", "active_bone", "active_pchan", NULL};
 650
 651                 CTX_data_dir_set(result, dir);
 652         }
 653         else if(CTX_data_equals(member, "selected_objects") || CTX_data_equals(member, "selected_bases")) {
 654                 int selected_objects= CTX_data_equals(member, "selected_objects");
 655
 656                 for(base=scene->base.first; base; base=base->next) {
 657                         if((base->flag & SELECT) && (base->lay & lay)) {
 658                                 if((base->object->restrictflag & OB_RESTRICT_VIEW)==0) {
 659                                         if(selected_objects)
 660                                                 CTX_data_id_list_add(result, &base->object->id);
 661                                         else
 662                                                 CTX_data_list_add(result, &scene->id, &RNA_UnknownType, base);
 663                                 }
 664                         }
 665                 }
 666
 667                 return 1;
 668         }
 669         else if(CTX_data_equals(member, "selected_editable_objects") || CTX_data_equals(member, "selected_editable_bases")) {
 670                 int selected_editable_objects= CTX_data_equals(member, "selected_editable_objects");
 671
 672                 for(base=scene->base.first; base; base=base->next) {
 673                         if((base->flag & SELECT) && (base->lay & lay)) {
 674                                 if((base->object->restrictflag & OB_RESTRICT_VIEW)==0) {
 675                                         if(0==object_is_libdata(base->object)) {
 676                                                 if(selected_editable_objects)
 677                                                         CTX_data_id_list_add(result, &base->object->id);
 678                                                 else
 679                                                         CTX_data_list_add(result, &scene->id, &RNA_UnknownType, base);
 680                                         }
 681                                 }
 682                         }
 683                 }
 684
 685                 return 1;
 686         }
 687         else if(CTX_data_equals(member, "visible_objects") || CTX_data_equals(member, "visible_bases")) {
 688                 int visible_objects= CTX_data_equals(member, "visible_objects");
 689
 690                 for(base=scene->base.first; base; base=base->next) {
 691                         if(base->lay & lay) {
 692                                 if((base->object->restrictflag & OB_RESTRICT_VIEW)==0) {
 693                                         if(visible_objects)
 694                                                 CTX_data_id_list_add(result, &base->object->id);
 695                                         else
 696                                                 CTX_data_list_add(result, &scene->id, &RNA_UnknownType, base);
 697                                 }
 698                         }
 699                 }
 700
 701                 return 1;
 702         }
 703         else if(CTX_data_equals(member, "selectable_objects") || CTX_data_equals(member, "selectable_bases")) {
 704                 int selectable_objects= CTX_data_equals(member, "selectable_objects");
 705
 706                 for(base=scene->base.first; base; base=base->next) {
 707                         if(base->lay & lay) {
 708                                 if((base->object->restrictflag & OB_RESTRICT_VIEW)==0 && (base->object->restrictflag & OB_RESTRICT_SELECT)==0) {
 709                                         if(selectable_objects)
 710                                                 CTX_data_id_list_add(result, &base->object->id);
 711                                         else
 712                                                 CTX_data_list_add(result, &scene->id, &RNA_UnknownType, base);
 713                                 }
 714                         }
 715                 }
 716
 717                 return 1;
 718         }
 719         else if(CTX_data_equals(member, "active_base")) {
 720                 if(scene->basact && (scene->basact->lay & lay))
 721                         if((scene->basact->object->restrictflag & OB_RESTRICT_VIEW)==0)
 722                                 CTX_data_pointer_set(result, &scene->id, &RNA_UnknownType, scene->basact);
 723
 724                 return 1;
 725         }
 726         else if(CTX_data_equals(member, "active_object")) {
 727                 if(scene->basact && (scene->basact->lay & lay))
 728                         if((scene->basact->object->restrictflag & OB_RESTRICT_VIEW)==0)
 729                                 CTX_data_id_pointer_set(result, &scene->basact->object->id);
 730
 731                 return 1;
 732         }
 733         else if(CTX_data_equals(member, "visible_bones") || CTX_data_equals(member, "editable_bones")) {
 734                 Object *obedit= scene->obedit; // XXX get from context?
 735                 bArmature *arm= (obedit) ? obedit->data : NULL;
 736                 EditBone *ebone, *flipbone=NULL;
 737                 int editable_bones= CTX_data_equals(member, "editable_bones");
 738
 739                 if (arm && arm->edbo) {
 740                         /* Attention: X-Axis Mirroring is also handled here... */
 741                         for (ebone= arm->edbo->first; ebone; ebone= ebone->next) {
 742                                 /* first and foremost, bone must be visible and selected */
 743                                 if (EBONE_VISIBLE(arm, ebone)) {
 744                                         /* Get 'x-axis mirror equivalent' bone if the X-Axis Mirroring option is enabled
 745                                          * so that most users of this data don't need to explicitly check for it themselves.
 746                                          *
 747                                          * We need to make sure that these mirrored copies are not selected, otherwise some
 748                                          * bones will be operated on twice.
 749                                          */
 750                                         if (arm->flag & ARM_MIRROR_EDIT)
 751                                                 flipbone = ED_armature_bone_get_mirrored(arm->edbo, ebone);
 752
 753                                         /* if we're filtering for editable too, use the check for that instead, as it has selection check too */
 754                                         if (editable_bones) {
 755                                                 /* only selected + editable */
 756                                                 if (EBONE_EDITABLE(ebone)) {
 757                                                         CTX_data_list_add(result, &arm->id, &RNA_UnknownType, ebone);
 758
 759                                                         if ((flipbone) && !(flipbone->flag & BONE_SELECTED))
 760                                                                 CTX_data_list_add(result, &arm->id, &RNA_UnknownType, flipbone);
 761                                                 }
 762                                         }
 763                                         else {
 764                                                 /* only include bones if visible */
 765                                                 CTX_data_list_add(result, &arm->id, &RNA_UnknownType, ebone);
 766
 767                                                 if ((flipbone) && EBONE_VISIBLE(arm, flipbone)==0)
 768                                                         CTX_data_list_add(result, &arm->id, &RNA_UnknownType, flipbone);
 769                                         }
 770                                 }
 771                         }
 772
 773                         return 1;
 774                 }
 775         }
 776         else if(CTX_data_equals(member, "selected_bones") || CTX_data_equals(member, "selected_editable_bones")) {
 777                 Object *obedit= scene->obedit; // XXX get from context?
 778                 bArmature *arm= (obedit) ? obedit->data : NULL;
 779                 EditBone *ebone, *flipbone=NULL;
 780                 int selected_editable_bones= CTX_data_equals(member, "selected_editable_bones");
 781
 782                 if (arm && arm->edbo) {
 783                         /* Attention: X-Axis Mirroring is also handled here... */
 784                         for (ebone= arm->edbo->first; ebone; ebone= ebone->next) {
 785                                 /* first and foremost, bone must be visible and selected */
 786                                 if (EBONE_VISIBLE(arm, ebone) && (ebone->flag & BONE_SELECTED)) {
 787                                         /* Get 'x-axis mirror equivalent' bone if the X-Axis Mirroring option is enabled
 788                                          * so that most users of this data don't need to explicitly check for it themselves.
 789                                          *
 790                                          * We need to make sure that these mirrored copies are not selected, otherwise some
 791                                          * bones will be operated on twice.
 792                                          */
 793                                         if (arm->flag & ARM_MIRROR_EDIT)
 794                                                 flipbone = ED_armature_bone_get_mirrored(arm->edbo, ebone);
 795
 796                                         /* if we're filtering for editable too, use the check for that instead, as it has selection check too */
 797                                         if (selected_editable_bones) {
 798                                                 /* only selected + editable */
 799                                                 if (EBONE_EDITABLE(ebone)) {
 800                                                         CTX_data_list_add(result, &arm->id, &RNA_UnknownType, ebone);
 801
 802                                                         if ((flipbone) && !(flipbone->flag & BONE_SELECTED))
 803                                                                 CTX_data_list_add(result, &arm->id, &RNA_UnknownType, flipbone);
 804                                                 }
 805                                         }
 806                                         else {
 807                                                 /* only include bones if selected */
 808                                                 CTX_data_list_add(result, &arm->id, &RNA_UnknownType, ebone);
 809
 810                                                 if ((flipbone) && !(flipbone->flag & BONE_SELECTED))
 811                                                         CTX_data_list_add(result, &arm->id, &RNA_UnknownType, flipbone);
 812                                         }
 813                                 }
 814                         }
 815
 816                         return 1;
 817                 }
 818         }
 819         else if(CTX_data_equals(member, "visible_pchans")) {
 820                 Object *obact= OBACT;
 821                 bArmature *arm= (obact) ? obact->data : NULL;
 822                 bPoseChannel *pchan;
 823
 824                 if (obact && arm) {
 825                         for (pchan= obact->pose->chanbase.first; pchan; pchan= pchan->next) {
 826                                 /* ensure that PoseChannel is on visible layer and is not hidden in PoseMode */
 827                                 if ((pchan->bone) && (arm->layer & pchan->bone->layer) && !(pchan->bone->flag & BONE_HIDDEN_P)) {
 828                                         CTX_data_list_add(result, &obact->id, &RNA_PoseChannel, pchan);
 829                                 }
 830                         }
 831
 832                         return 1;
 833                 }
 834         }
 835         else if(CTX_data_equals(member, "selected_pchans")) {
 836                 Object *obact= OBACT;
 837                 bArmature *arm= (obact) ? obact->data : NULL;
 838                 bPoseChannel *pchan;
 839
 840                 if (obact && arm) {
 841                         for (pchan= obact->pose->chanbase.first; pchan; pchan= pchan->next) {
 842                                 /* ensure that PoseChannel is on visible layer and is not hidden in PoseMode */
 843                                 if ((pchan->bone) && (arm->layer & pchan->bone->layer) && !(pchan->bone->flag & BONE_HIDDEN_P)) {
 844                                         if (pchan->bone->flag & (BONE_SELECTED|BONE_ACTIVE))
 845                                                 CTX_data_list_add(result, &obact->id, &RNA_PoseChannel, pchan);
 846                                 }
 847                         }
 848
 849                         return 1;
 850                 }
 851         }
 852         else if(CTX_data_equals(member, "active_bone")) {
 853                 Object *obedit= scene->obedit; // XXX get from context?
 854                 bArmature *arm= (obedit) ? obedit->data : NULL;
 855                 EditBone *ebone;
 856
 857                 if (arm && arm->edbo) {
 858                         for (ebone= arm->edbo->first; ebone; ebone= ebone->next) {
 859                                 if (EBONE_VISIBLE(arm, ebone)) {
 860                                         if (ebone->flag & BONE_ACTIVE) {
 861                                                 CTX_data_pointer_set(result, &arm->id, &RNA_UnknownType, ebone);
 862
 863                                                 return 1;
 864                                         }
 865                                 }
 866                         }
 867                 }
 868
 869         }
 870         else if(CTX_data_equals(member, "active_pchan")) {
 871                 Object *obact= OBACT;
 872                 bPoseChannel *pchan;
 873
 874                 pchan= get_active_posechannel(obact);
 875                 if (pchan) {
 876                         CTX_data_pointer_set(result, &obact->id, &RNA_PoseChannel, pchan);
 877                         return 1;
 878                 }
 879         }
 880
 881         return 0;
 882 }
 883
 884 /* only called once, from space/spacetypes.c */
 885 void ED_spacetype_view3d(void)
 886 {
 887         SpaceType *st= MEM_callocN(sizeof(SpaceType), "spacetype view3d");
 888         ARegionType *art;
 889
 890         st->spaceid= SPACE_VIEW3D;
 891
 892         st->new= view3d_new;
 893         st->free= view3d_free;
 894         st->init= view3d_init;
 895         st->duplicate= view3d_duplicate;
 896         st->operatortypes= view3d_operatortypes;
 897         st->keymap= view3d_keymap;
 898         st->context= view3d_context;
 899
 900         /* regions: main window */
 901         art= MEM_callocN(sizeof(ARegionType), "spacetype view3d region");
 902         art->regionid = RGN_TYPE_WINDOW;
 903         art->keymapflag= ED_KEYMAP_FRAMES|ED_KEYMAP_GPENCIL;
 904         art->draw= view3d_main_area_draw;
 905         art->init= view3d_main_area_init;
 906         art->free= view3d_main_area_free;
 907         art->duplicate= view3d_main_area_duplicate;
 908         art->listener= view3d_main_area_listener;
 909         art->cursor= view3d_main_area_cursor;
 910         BLI_addhead(&st->regiontypes, art);
 911
 912         /* regions: listview/buttons */
 913         art= MEM_callocN(sizeof(ARegionType), "spacetype view3d region");
 914         art->regionid = RGN_TYPE_UI;
 915         art->minsizex= 180; // XXX
 916         art->keymapflag= ED_KEYMAP_UI|ED_KEYMAP_FRAMES;
 917         art->listener= view3d_buttons_area_listener;
 918         art->init= view3d_buttons_area_init;
 919         art->draw= view3d_buttons_area_draw;
 920         BLI_addhead(&st->regiontypes, art);
 921
 922         view3d_buttons_register(art);
 923
 924         /* regions: tool(bar) */
 925         art= MEM_callocN(sizeof(ARegionType), "spacetype view3d region");
 926         art->regionid = RGN_TYPE_TOOLS;
 927         art->minsizex= 160; // XXX
 928         art->minsizey= 50; // XXX
 929         art->keymapflag= ED_KEYMAP_UI|ED_KEYMAP_FRAMES;
 930         art->listener= view3d_buttons_area_listener;
 931         art->init= view3d_tools_area_init;
 932         art->draw= view3d_tools_area_draw;
 933         BLI_addhead(&st->regiontypes, art);
 934
 935         view3d_toolbar_register(art);
 936
 937         /* regions: tool properties */
 938         art= MEM_callocN(sizeof(ARegionType), "spacetype view3d region");
 939         art->regionid = RGN_TYPE_TOOL_PROPS;
 940         art->minsizex= 0;
 941         art->minsizey= 120;
 942         art->keymapflag= ED_KEYMAP_UI|ED_KEYMAP_FRAMES;
 943         art->listener= view3d_buttons_area_listener;
 944         art->init= view3d_tools_area_init;
 945         art->draw= view3d_tools_area_draw;
 946         BLI_addhead(&st->regiontypes, art);
 947
 948         view3d_tool_props_register(art);
 949
 950
 951         /* regions: header */
 952         art= MEM_callocN(sizeof(ARegionType), "spacetype view3d region");
 953         art->regionid = RGN_TYPE_HEADER;
 954         art->minsizey= HEADERY;
 955         art->keymapflag= ED_KEYMAP_UI|ED_KEYMAP_VIEW2D|ED_KEYMAP_FRAMES;
 956         art->listener= view3d_header_area_listener;
 957         art->init= view3d_header_area_init;
 958         art->draw= view3d_header_area_draw;
 959         BLI_addhead(&st->regiontypes, art);
 960
 961         BKE_spacetype_register(st);
 962 }
 963