/* * ***** BEGIN GPL LICENSE BLOCK ***** * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software Foundation, * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * * The Original Code is Copyright (C) 2008 Blender Foundation. * All rights reserved. * * * Contributor(s): Blender Foundation * * ***** END GPL LICENSE BLOCK ***** */ /** \file blender/editors/space_view3d/space_view3d.c * \ingroup spview3d */ #include #include #include "DNA_lightprobe_types.h" #include "DNA_material_types.h" #include "DNA_object_types.h" #include "DNA_scene_types.h" #include "MEM_guardedalloc.h" #include "BLI_blenlib.h" #include "BLI_math.h" #include "BLI_utildefines.h" #include "BKE_context.h" #include "BKE_curve.h" #include "BKE_icons.h" #include "BKE_lattice.h" #include "BKE_library.h" #include "BKE_main.h" #include "BKE_mball.h" #include "BKE_mesh.h" #include "BKE_object.h" #include "BKE_scene.h" #include "BKE_screen.h" #include "BKE_workspace.h" #include "ED_space_api.h" #include "ED_screen.h" #include "ED_transform.h" #include "GPU_framebuffer.h" #include "GPU_material.h" #include "GPU_viewport.h" #include "GPU_matrix.h" #include "DRW_engine.h" #include "WM_api.h" #include "WM_types.h" #include "WM_message.h" #include "WM_toolsystem.h" #include "RE_engine.h" #include "RE_pipeline.h" #include "RNA_access.h" #include "UI_interface.h" #include "UI_resources.h" #ifdef WITH_PYTHON # include "BPY_extern.h" #endif #include "DEG_depsgraph.h" #include "view3d_intern.h" /* own include */ /* ******************** manage regions ********************* */ ARegion *view3d_has_buttons_region(ScrArea *sa) { ARegion *ar, *arnew; ar = BKE_area_find_region_type(sa, RGN_TYPE_UI); if (ar) return ar; /* add subdiv level; after header */ ar = BKE_area_find_region_type(sa, RGN_TYPE_HEADER); /* is error! */ if (ar == NULL) return NULL; arnew = MEM_callocN(sizeof(ARegion), "buttons for view3d"); BLI_insertlinkafter(&sa->regionbase, ar, arnew); arnew->regiontype = RGN_TYPE_UI; arnew->alignment = RGN_ALIGN_RIGHT; arnew->flag = RGN_FLAG_HIDDEN; return arnew; } ARegion *view3d_has_tools_region(ScrArea *sa) { ARegion *ar, *artool = NULL, *arhead; for (ar = sa->regionbase.first; ar; ar = ar->next) { if (ar->regiontype == RGN_TYPE_TOOLS) artool = ar; } /* tool region hide/unhide also hides props */ if (artool) { return artool; } if (artool == NULL) { /* add subdiv level; after header */ for (arhead = sa->regionbase.first; arhead; arhead = arhead->next) if (arhead->regiontype == RGN_TYPE_HEADER) break; /* is error! */ if (arhead == NULL) return NULL; artool = MEM_callocN(sizeof(ARegion), "tools for view3d"); BLI_insertlinkafter(&sa->regionbase, arhead, artool); artool->regiontype = RGN_TYPE_TOOLS; artool->alignment = RGN_ALIGN_LEFT; artool->flag = RGN_FLAG_HIDDEN; } return artool; } /* ****************************************************** */ /* function to always find a regionview3d context inside 3D window */ RegionView3D *ED_view3d_context_rv3d(bContext *C) { RegionView3D *rv3d = CTX_wm_region_view3d(C); if (rv3d == NULL) { ScrArea *sa = CTX_wm_area(C); if (sa && sa->spacetype == SPACE_VIEW3D) { ARegion *ar = BKE_area_find_region_active_win(sa); if (ar) { rv3d = ar->regiondata; } } } return rv3d; } /* ideally would return an rv3d but in some cases the region is needed too * so return that, the caller can then access the ar->regiondata */ bool ED_view3d_context_user_region(bContext *C, View3D **r_v3d, ARegion **r_ar) { ScrArea *sa = CTX_wm_area(C); *r_v3d = NULL; *r_ar = NULL; if (sa && sa->spacetype == SPACE_VIEW3D) { ARegion *ar = CTX_wm_region(C); View3D *v3d = (View3D *)sa->spacedata.first; if (ar) { RegionView3D *rv3d; if ((ar->regiontype == RGN_TYPE_WINDOW) && (rv3d = ar->regiondata) && (rv3d->viewlock & RV3D_LOCKED) == 0) { *r_v3d = v3d; *r_ar = ar; return true; } else { ARegion *ar_unlock_user = NULL; ARegion *ar_unlock = NULL; for (ar = sa->regionbase.first; ar; ar = ar->next) { /* find the first unlocked rv3d */ if (ar->regiondata && ar->regiontype == RGN_TYPE_WINDOW) { rv3d = ar->regiondata; if ((rv3d->viewlock & RV3D_LOCKED) == 0) { ar_unlock = ar; if (rv3d->persp == RV3D_PERSP || rv3d->persp == RV3D_CAMOB) { ar_unlock_user = ar; break; } } } } /* camera/perspective view get priority when the active region is locked */ if (ar_unlock_user) { *r_v3d = v3d; *r_ar = ar_unlock_user; return true; } if (ar_unlock) { *r_v3d = v3d; *r_ar = ar_unlock; return true; } } } } return false; } /* Most of the time this isn't needed since you could assume the view matrix was * set while drawing, however when functions like mesh_foreachScreenVert are * called by selection tools, we can't be sure this object was the last. * * for example, transparent objects are drawn after editmode and will cause * the rv3d mat's to change and break selection. * * 'ED_view3d_init_mats_rv3d' should be called before * view3d_project_short_clip and view3d_project_short_noclip in cases where * these functions are not used during draw_object */ void ED_view3d_init_mats_rv3d(struct Object *ob, struct RegionView3D *rv3d) { /* local viewmat and persmat, to calculate projections */ mul_m4_m4m4(rv3d->viewmatob, rv3d->viewmat, ob->obmat); mul_m4_m4m4(rv3d->persmatob, rv3d->persmat, ob->obmat); /* initializes object space clipping, speeds up clip tests */ ED_view3d_clipping_local(rv3d, ob->obmat); } void ED_view3d_init_mats_rv3d_gl(struct Object *ob, struct RegionView3D *rv3d) { ED_view3d_init_mats_rv3d(ob, rv3d); /* we have to multiply instead of loading viewmatob to make * it work with duplis using displists, otherwise it will * override the dupli-matrix */ GPU_matrix_mul(ob->obmat); } #ifdef DEBUG /* ensure we correctly initialize */ void ED_view3d_clear_mats_rv3d(struct RegionView3D *rv3d) { zero_m4(rv3d->viewmatob); zero_m4(rv3d->persmatob); } void ED_view3d_check_mats_rv3d(struct RegionView3D *rv3d) { BLI_ASSERT_ZERO_M4(rv3d->viewmatob); BLI_ASSERT_ZERO_M4(rv3d->persmatob); } #endif void ED_view3d_stop_render_preview(wmWindowManager *wm, ARegion *ar) { RegionView3D *rv3d = ar->regiondata; if (rv3d->render_engine) { #ifdef WITH_PYTHON BPy_BEGIN_ALLOW_THREADS; #endif WM_jobs_kill_type(wm, ar, WM_JOB_TYPE_RENDER_PREVIEW); #ifdef WITH_PYTHON BPy_END_ALLOW_THREADS; #endif RE_engine_free(rv3d->render_engine); rv3d->render_engine = NULL; } } void ED_view3d_shade_update(Main *bmain, View3D *v3d, ScrArea *sa) { wmWindowManager *wm = bmain->wm.first; if (v3d->shading.type != OB_RENDER) { ARegion *ar; for (ar = sa->regionbase.first; ar; ar = ar->next) { if ((ar->regiontype == RGN_TYPE_WINDOW) && ar->regiondata) { ED_view3d_stop_render_preview(wm, ar); break; } } } } /* ******************** default callbacks for view3d space ***************** */ static SpaceLink *view3d_new(const ScrArea *UNUSED(sa), const Scene *scene) { ARegion *ar; View3D *v3d; RegionView3D *rv3d; v3d = MEM_callocN(sizeof(View3D), "initview3d"); v3d->spacetype = SPACE_VIEW3D; v3d->lay = v3d->layact = 1; if (scene) { v3d->lay = v3d->layact = scene->lay; v3d->camera = scene->camera; } v3d->scenelock = true; v3d->grid = 1.0f; v3d->gridlines = 16; v3d->gridsubdiv = 10; BKE_screen_view3d_shading_init(&v3d->shading); v3d->overlay.wireframe_threshold = 0.5f; v3d->overlay.bone_select_alpha = 0.5f; v3d->overlay.texture_paint_mode_opacity = 0.8; v3d->overlay.weight_paint_mode_opacity = 0.8; v3d->overlay.vertex_paint_mode_opacity = 0.8; v3d->gridflag = V3D_SHOW_X | V3D_SHOW_Y | V3D_SHOW_FLOOR; v3d->flag = V3D_SELECT_OUTLINE; v3d->flag2 = V3D_SHOW_RECONSTRUCTION | V3D_SHOW_GPENCIL; v3d->lens = 50.0f; v3d->near = 0.01f; v3d->far = 1000.0f; v3d->bundle_size = 0.2f; v3d->bundle_drawtype = OB_PLAINAXES; /* stereo */ v3d->stereo3d_camera = STEREO_3D_ID; v3d->stereo3d_flag |= V3D_S3D_DISPPLANE; v3d->stereo3d_convergence_alpha = 0.15f; v3d->stereo3d_volume_alpha = 0.05f; /* header */ ar = MEM_callocN(sizeof(ARegion), "header for view3d"); BLI_addtail(&v3d->regionbase, ar); ar->regiontype = RGN_TYPE_HEADER; ar->alignment = RGN_ALIGN_TOP; /* tool shelf */ ar = MEM_callocN(sizeof(ARegion), "toolshelf for view3d"); BLI_addtail(&v3d->regionbase, ar); ar->regiontype = RGN_TYPE_TOOLS; ar->alignment = RGN_ALIGN_LEFT; ar->flag = RGN_FLAG_HIDDEN; /* buttons/list view */ ar = MEM_callocN(sizeof(ARegion), "buttons for view3d"); BLI_addtail(&v3d->regionbase, ar); ar->regiontype = RGN_TYPE_UI; ar->alignment = RGN_ALIGN_RIGHT; ar->flag = RGN_FLAG_HIDDEN; /* main region */ ar = MEM_callocN(sizeof(ARegion), "main region for view3d"); BLI_addtail(&v3d->regionbase, ar); ar->regiontype = RGN_TYPE_WINDOW; ar->regiondata = MEM_callocN(sizeof(RegionView3D), "region view3d"); rv3d = ar->regiondata; rv3d->viewquat[0] = 1.0f; rv3d->persp = RV3D_PERSP; rv3d->view = RV3D_VIEW_USER; rv3d->dist = 10.0; return (SpaceLink *)v3d; } /* not spacelink itself */ static void view3d_free(SpaceLink *sl) { View3D *vd = (View3D *) sl; if (vd->localvd) MEM_freeN(vd->localvd); if (vd->properties_storage) MEM_freeN(vd->properties_storage); if (vd->fx_settings.ssao) MEM_freeN(vd->fx_settings.ssao); if (vd->fx_settings.dof) MEM_freeN(vd->fx_settings.dof); } /* spacetype; init callback */ static void view3d_init(wmWindowManager *UNUSED(wm), ScrArea *UNUSED(sa)) { } static SpaceLink *view3d_duplicate(SpaceLink *sl) { View3D *v3do = (View3D *)sl; View3D *v3dn = MEM_dupallocN(sl); /* clear or remove stuff from old */ if (v3dn->localvd) { v3dn->localvd = NULL; v3dn->properties_storage = NULL; v3dn->lay = v3do->localvd->lay & 0xFFFFFF; } if (v3dn->shading.type == OB_RENDER) v3dn->shading.type = OB_SOLID; /* copy or clear inside new stuff */ v3dn->properties_storage = NULL; if (v3dn->fx_settings.dof) v3dn->fx_settings.dof = MEM_dupallocN(v3do->fx_settings.dof); if (v3dn->fx_settings.ssao) v3dn->fx_settings.ssao = MEM_dupallocN(v3do->fx_settings.ssao); return (SpaceLink *)v3dn; } /* add handlers, stuff you only do once or on area/region changes */ static void view3d_main_region_init(wmWindowManager *wm, ARegion *ar) { ListBase *lb; wmKeyMap *keymap; if (ar->gizmo_map == NULL) { ar->gizmo_map = WM_gizmomap_new_from_type( &(const struct wmGizmoMapType_Params) {SPACE_VIEW3D, RGN_TYPE_WINDOW}); } WM_gizmomap_add_handlers(ar, ar->gizmo_map); /* object ops. */ /* important to be before Pose keymap since they can both be enabled at once */ keymap = WM_keymap_find(wm->defaultconf, "Face Mask", 0, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); keymap = WM_keymap_find(wm->defaultconf, "Weight Paint Vertex Selection", 0, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); /* pose is not modal, operator poll checks for this */ keymap = WM_keymap_find(wm->defaultconf, "Pose", 0, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); keymap = WM_keymap_find(wm->defaultconf, "Object Mode", 0, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); keymap = WM_keymap_find(wm->defaultconf, "Paint Curve", 0, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); keymap = WM_keymap_find(wm->defaultconf, "Curve", 0, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); keymap = WM_keymap_find(wm->defaultconf, "Image Paint", 0, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); keymap = WM_keymap_find(wm->defaultconf, "Vertex Paint", 0, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); keymap = WM_keymap_find(wm->defaultconf, "Weight Paint", 0, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); keymap = WM_keymap_find(wm->defaultconf, "Sculpt", 0, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); keymap = WM_keymap_find(wm->defaultconf, "Mesh", 0, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); keymap = WM_keymap_find(wm->defaultconf, "Curve", 0, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); keymap = WM_keymap_find(wm->defaultconf, "Armature", 0, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); keymap = WM_keymap_find(wm->defaultconf, "Pose", 0, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); keymap = WM_keymap_find(wm->defaultconf, "Metaball", 0, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); keymap = WM_keymap_find(wm->defaultconf, "Lattice", 0, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); keymap = WM_keymap_find(wm->defaultconf, "Particle", 0, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); /* editfont keymap swallows all... */ keymap = WM_keymap_find(wm->defaultconf, "Font", 0, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); keymap = WM_keymap_find(wm->defaultconf, "Object Non-modal", 0, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); keymap = WM_keymap_find(wm->defaultconf, "Frames", 0, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); /* own keymap, last so modes can override it */ keymap = WM_keymap_find(wm->defaultconf, "3D View Generic", SPACE_VIEW3D, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); keymap = WM_keymap_find(wm->defaultconf, "3D View", SPACE_VIEW3D, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); /* add drop boxes */ lb = WM_dropboxmap_find("View3D", SPACE_VIEW3D, RGN_TYPE_WINDOW); WM_event_add_dropbox_handler(&ar->handlers, lb); } static void view3d_main_region_exit(wmWindowManager *wm, ARegion *ar) { RegionView3D *rv3d = ar->regiondata; ED_view3d_stop_render_preview(wm, ar); if (rv3d->gpuoffscreen) { GPU_offscreen_free(rv3d->gpuoffscreen); rv3d->gpuoffscreen = NULL; } } static bool view3d_ob_drop_poll(bContext *UNUSED(C), wmDrag *drag, const wmEvent *UNUSED(event)) { if (drag->type == WM_DRAG_ID) { ID *id = drag->poin; if (GS(id->name) == ID_OB) return 1; } return 0; } static bool view3d_collection_drop_poll(bContext *UNUSED(C), wmDrag *drag, const wmEvent *UNUSED(event)) { if (drag->type == WM_DRAG_ID) { ID *id = drag->poin; if (GS(id->name) == ID_GR) return 1; } return 0; } static bool view3d_mat_drop_poll(bContext *UNUSED(C), wmDrag *drag, const wmEvent *UNUSED(event)) { if (drag->type == WM_DRAG_ID) { ID *id = drag->poin; if (GS(id->name) == ID_MA) return 1; } return 0; } static bool view3d_ima_drop_poll(bContext *UNUSED(C), wmDrag *drag, const wmEvent *UNUSED(event)) { if (drag->type == WM_DRAG_ID) { ID *id = drag->poin; if (GS(id->name) == ID_IM) return 1; } else if (drag->type == WM_DRAG_PATH) { if (ELEM(drag->icon, 0, ICON_FILE_IMAGE, ICON_FILE_MOVIE)) /* rule might not work? */ return 1; } return 0; } static bool view3d_ima_bg_is_camera_view(bContext *C) { RegionView3D *rv3d = CTX_wm_region_view3d(C); if ((rv3d && (rv3d->persp == RV3D_CAMOB))) { View3D *v3d = CTX_wm_view3d(C); if (v3d && v3d->camera && v3d->camera->type == OB_CAMERA) { return true; } } return false; } static bool view3d_ima_bg_drop_poll(bContext *C, wmDrag *drag, const wmEvent *event) { if (view3d_ima_bg_is_camera_view(C)) { return true; } if (!ED_view3d_give_base_under_cursor(C, event->mval)) { return view3d_ima_drop_poll(C, drag, event); } return 0; } static bool view3d_ima_empty_drop_poll(bContext *C, wmDrag *drag, const wmEvent *event) { if (!view3d_ima_bg_is_camera_view(C)) { return true; } Base *base = ED_view3d_give_base_under_cursor(C, event->mval); /* either holding and ctrl and no object, or dropping to empty */ if ((base == NULL) || ((base != NULL) && base->object->type == OB_EMPTY)) { return view3d_ima_drop_poll(C, drag, event); } return 0; } static bool view3d_ima_mesh_drop_poll(bContext *C, wmDrag *drag, const wmEvent *event) { Base *base = ED_view3d_give_base_under_cursor(C, event->mval); if (base && base->object->type == OB_MESH) return view3d_ima_drop_poll(C, drag, event); return 0; } static void view3d_ob_drop_copy(wmDrag *drag, wmDropBox *drop) { ID *id = drag->poin; RNA_string_set(drop->ptr, "name", id->name + 2); } static void view3d_collection_drop_copy(wmDrag *drag, wmDropBox *drop) { ID *id = drag->poin; drop->opcontext = WM_OP_EXEC_DEFAULT; RNA_string_set(drop->ptr, "name", id->name + 2); } static void view3d_id_drop_copy(wmDrag *drag, wmDropBox *drop) { ID *id = drag->poin; RNA_string_set(drop->ptr, "name", id->name + 2); } static void view3d_id_path_drop_copy(wmDrag *drag, wmDropBox *drop) { ID *id = drag->poin; if (id) { RNA_string_set(drop->ptr, "name", id->name + 2); RNA_struct_property_unset(drop->ptr, "filepath"); } else if (drag->path[0]) { RNA_string_set(drop->ptr, "filepath", drag->path); RNA_struct_property_unset(drop->ptr, "image"); } } static void view3d_lightcache_update(bContext *C) { PointerRNA op_ptr; Scene *scene = CTX_data_scene(C); if (strcmp(scene->r.engine, RE_engine_id_BLENDER_EEVEE) != 0) { /* Only do auto bake if eevee is the active engine */ return; } WM_operator_properties_create(&op_ptr, "SCENE_OT_light_cache_bake"); RNA_int_set(&op_ptr, "delay", 200); RNA_enum_set_identifier(C, &op_ptr, "subset", "DIRTY"); WM_operator_name_call(C, "SCENE_OT_light_cache_bake", WM_OP_INVOKE_DEFAULT, &op_ptr); WM_operator_properties_free(&op_ptr); } /* region dropbox definition */ static void view3d_dropboxes(void) { ListBase *lb = WM_dropboxmap_find("View3D", SPACE_VIEW3D, RGN_TYPE_WINDOW); WM_dropbox_add(lb, "OBJECT_OT_add_named", view3d_ob_drop_poll, view3d_ob_drop_copy); WM_dropbox_add(lb, "OBJECT_OT_drop_named_material", view3d_mat_drop_poll, view3d_id_drop_copy); WM_dropbox_add(lb, "MESH_OT_drop_named_image", view3d_ima_mesh_drop_poll, view3d_id_path_drop_copy); WM_dropbox_add(lb, "OBJECT_OT_drop_named_image", view3d_ima_empty_drop_poll, view3d_id_path_drop_copy); WM_dropbox_add(lb, "VIEW3D_OT_background_image_add", view3d_ima_bg_drop_poll, view3d_id_path_drop_copy); WM_dropbox_add(lb, "OBJECT_OT_collection_instance_add", view3d_collection_drop_poll, view3d_collection_drop_copy); } static void view3d_widgets(void) { wmGizmoMapType *gzmap_type = WM_gizmomaptype_ensure( &(const struct wmGizmoMapType_Params){SPACE_VIEW3D, RGN_TYPE_WINDOW}); WM_gizmogrouptype_append_and_link(gzmap_type, VIEW3D_GGT_lamp_spot); WM_gizmogrouptype_append_and_link(gzmap_type, VIEW3D_GGT_lamp_area); WM_gizmogrouptype_append_and_link(gzmap_type, VIEW3D_GGT_lamp_target); WM_gizmogrouptype_append_and_link(gzmap_type, VIEW3D_GGT_force_field); WM_gizmogrouptype_append_and_link(gzmap_type, VIEW3D_GGT_camera); WM_gizmogrouptype_append_and_link(gzmap_type, VIEW3D_GGT_camera_view); WM_gizmogrouptype_append_and_link(gzmap_type, VIEW3D_GGT_empty_image); WM_gizmogrouptype_append_and_link(gzmap_type, VIEW3D_GGT_armature_spline); WM_gizmogrouptype_append(TRANSFORM_GGT_gizmo); WM_gizmogrouptype_append(VIEW3D_GGT_xform_cage); WM_gizmogrouptype_append(VIEW3D_GGT_ruler); WM_gizmotype_append(VIEW3D_GT_ruler_item); WM_gizmogrouptype_append_and_link(gzmap_type, VIEW3D_GGT_navigate); WM_gizmotype_append(VIEW3D_GT_navigate_rotate); } /* type callback, not region itself */ static void view3d_main_region_free(ARegion *ar) { RegionView3D *rv3d = ar->regiondata; if (rv3d) { if (rv3d->localvd) MEM_freeN(rv3d->localvd); if (rv3d->clipbb) MEM_freeN(rv3d->clipbb); if (rv3d->render_engine) RE_engine_free(rv3d->render_engine); if (rv3d->depths) { if (rv3d->depths->depths) MEM_freeN(rv3d->depths->depths); MEM_freeN(rv3d->depths); } if (rv3d->sms) { MEM_freeN(rv3d->sms); } if (rv3d->gpuoffscreen) { GPU_offscreen_free(rv3d->gpuoffscreen); } MEM_freeN(rv3d); ar->regiondata = NULL; } } /* copy regiondata */ static void *view3d_main_region_duplicate(void *poin) { if (poin) { RegionView3D *rv3d = poin, *new; new = MEM_dupallocN(rv3d); if (rv3d->localvd) new->localvd = MEM_dupallocN(rv3d->localvd); if (rv3d->clipbb) new->clipbb = MEM_dupallocN(rv3d->clipbb); new->depths = NULL; new->gpuoffscreen = NULL; new->render_engine = NULL; new->sms = NULL; new->smooth_timer = NULL; return new; } return NULL; } static void view3d_recalc_used_layers(ARegion *ar, wmNotifier *wmn, const Scene *UNUSED(scene)) { wmWindow *win = wmn->wm->winactive; unsigned int lay_used = 0; if (!win) return; const bScreen *screen = WM_window_get_active_screen(win); for (ScrArea *sa = screen->areabase.first; sa; sa = sa->next) { if (sa->spacetype == SPACE_VIEW3D) { if (BLI_findindex(&sa->regionbase, ar) != -1) { View3D *v3d = sa->spacedata.first; v3d->lay_used = lay_used; break; } } } } static void view3d_main_region_listener( wmWindow *UNUSED(win), ScrArea *sa, ARegion *ar, wmNotifier *wmn, const Scene *scene) { View3D *v3d = sa->spacedata.first; RegionView3D *rv3d = ar->regiondata; wmGizmoMap *gzmap = ar->gizmo_map; /* context changes */ switch (wmn->category) { case NC_WM: if (ELEM(wmn->data, ND_UNDO)) { WM_gizmomap_tag_refresh(gzmap); } break; case NC_ANIMATION: switch (wmn->data) { case ND_KEYFRAME_PROP: case ND_NLA_ACTCHANGE: ED_region_tag_redraw(ar); break; case ND_NLA: case ND_KEYFRAME: if (ELEM(wmn->action, NA_EDITED, NA_ADDED, NA_REMOVED)) ED_region_tag_redraw(ar); break; case ND_ANIMCHAN: if (wmn->action == NA_SELECTED) ED_region_tag_redraw(ar); break; } break; case NC_SCENE: switch (wmn->data) { case ND_SCENEBROWSE: case ND_LAYER_CONTENT: if (wmn->reference) view3d_recalc_used_layers(ar, wmn, wmn->reference); ED_region_tag_redraw(ar); WM_gizmomap_tag_refresh(gzmap); break; case ND_LAYER: if (wmn->reference) { BKE_screen_view3d_sync(v3d, wmn->reference); } ED_region_tag_redraw(ar); WM_gizmomap_tag_refresh(gzmap); break; case ND_OB_ACTIVE: case ND_OB_SELECT: ATTR_FALLTHROUGH; case ND_FRAME: case ND_TRANSFORM: case ND_OB_VISIBLE: case ND_RENDER_OPTIONS: case ND_MARKERS: case ND_MODE: ED_region_tag_redraw(ar); WM_gizmomap_tag_refresh(gzmap); break; case ND_WORLD: /* handled by space_view3d_listener() for v3d access */ break; case ND_DRAW_RENDER_VIEWPORT: { if (v3d->camera && (scene == wmn->reference)) { if (rv3d->persp == RV3D_CAMOB) { ED_region_tag_redraw(ar); } } break; } } if (wmn->action == NA_EDITED) ED_region_tag_redraw(ar); break; case NC_OBJECT: switch (wmn->data) { case ND_BONE_ACTIVE: case ND_BONE_SELECT: case ND_TRANSFORM: case ND_POSE: case ND_DRAW: case ND_MODIFIER: case ND_CONSTRAINT: case ND_KEYS: case ND_PARTICLE: case ND_POINTCACHE: case ND_LOD: ED_region_tag_redraw(ar); WM_gizmomap_tag_refresh(gzmap); break; } switch (wmn->action) { case NA_ADDED: ED_region_tag_redraw(ar); break; } break; case NC_GEOM: switch (wmn->data) { case ND_SELECT: { WM_gizmomap_tag_refresh(gzmap); ATTR_FALLTHROUGH; } case ND_DATA: case ND_VERTEX_GROUP: ED_region_tag_redraw(ar); break; } switch (wmn->action) { case NA_EDITED: ED_region_tag_redraw(ar); break; } break; case NC_CAMERA: switch (wmn->data) { case ND_DRAW_RENDER_VIEWPORT: { if (v3d->camera && (v3d->camera->data == wmn->reference)) { if (rv3d->persp == RV3D_CAMOB) { ED_region_tag_redraw(ar); } } break; } } break; case NC_GROUP: /* all group ops for now */ ED_region_tag_redraw(ar); break; case NC_BRUSH: switch (wmn->action) { case NA_EDITED: ED_region_tag_redraw_overlay(ar); break; case NA_SELECTED: /* used on brush changes - needed because 3d cursor * has to be drawn if clone brush is selected */ ED_region_tag_redraw(ar); break; } break; case NC_MATERIAL: switch (wmn->data) { case ND_SHADING: case ND_NODES: /* TODO(sergey) This is a bit too much updates, but needed to * have proper material drivers update in the viewport. * * How to solve? */ ED_region_tag_redraw(ar); break; case ND_SHADING_DRAW: case ND_SHADING_LINKS: ED_region_tag_redraw(ar); break; } break; case NC_WORLD: switch (wmn->data) { case ND_WORLD_DRAW: /* handled by space_view3d_listener() for v3d access */ break; case ND_WORLD: /* Needed for updating world materials */ ED_region_tag_redraw(ar); break; } break; case NC_LAMP: switch (wmn->data) { case ND_LIGHTING: /* TODO(sergey): This is a bit too much, but needed to * handle updates from new depsgraph. */ ED_region_tag_redraw(ar); break; case ND_LIGHTING_DRAW: ED_region_tag_redraw(ar); WM_gizmomap_tag_refresh(gzmap); break; } break; case NC_LIGHTPROBE: ED_area_tag_refresh(sa); break; case NC_IMAGE: /* this could be more fine grained checks if we had * more context than just the region */ ED_region_tag_redraw(ar); break; case NC_TEXTURE: /* same as above */ ED_region_tag_redraw(ar); break; case NC_MOVIECLIP: if (wmn->data == ND_DISPLAY || wmn->action == NA_EDITED) ED_region_tag_redraw(ar); break; case NC_SPACE: if (wmn->data == ND_SPACE_VIEW3D) { if (wmn->subtype == NS_VIEW3D_GPU) { rv3d->rflag |= RV3D_GPULIGHT_UPDATE; } ED_region_tag_redraw(ar); WM_gizmomap_tag_refresh(gzmap); } break; case NC_ID: if (wmn->action == NA_RENAME) ED_region_tag_redraw(ar); break; case NC_SCREEN: switch (wmn->data) { case ND_ANIMPLAY: case ND_SKETCH: ED_region_tag_redraw(ar); break; case ND_LAYOUTBROWSE: case ND_LAYOUTDELETE: case ND_LAYOUTSET: WM_gizmomap_tag_refresh(gzmap); ED_region_tag_redraw(ar); break; case ND_LAYER: ED_region_tag_redraw(ar); break; } break; case NC_GPENCIL: if (wmn->data == ND_DATA || ELEM(wmn->action, NA_EDITED, NA_SELECTED)) { ED_region_tag_redraw(ar); } break; } } static void view3d_main_region_message_subscribe( const struct bContext *C, struct WorkSpace *UNUSED(workspace), struct Scene *UNUSED(scene), struct bScreen *UNUSED(screen), struct ScrArea *sa, struct ARegion *ar, struct wmMsgBus *mbus) { /* Developer note: there are many properties that impact 3D view drawing, * so instead of subscribing to individual properties, just subscribe to types * accepting some redundant redraws. * * For other space types we might try avoid this, keep the 3D view as an exceptional case! */ wmMsgParams_RNA msg_key_params = {{{0}}}; /* Only subscribe to types. */ StructRNA *type_array[] = { &RNA_Window, /* These object have properties that impact drawing. */ &RNA_AreaLight, &RNA_Camera, &RNA_Light, &RNA_Speaker, &RNA_SunLight, /* General types the 3D view depends on. */ &RNA_Object, &RNA_UnitSettings, /* grid-floor */ &RNA_View3DOverlay, &RNA_View3DShading, &RNA_World, }; wmMsgSubscribeValue msg_sub_value_region_tag_redraw = { .owner = ar, .user_data = ar, .notify = ED_region_do_msg_notify_tag_redraw, }; for (int i = 0; i < ARRAY_SIZE(type_array); i++) { msg_key_params.ptr.type = type_array[i]; WM_msg_subscribe_rna_params( mbus, &msg_key_params, &msg_sub_value_region_tag_redraw, __func__); } /* Subscribe to a handful of other properties. */ RegionView3D *rv3d = ar->regiondata; WM_msg_subscribe_rna_anon_prop(mbus, RenderSettings, engine, &msg_sub_value_region_tag_redraw); WM_msg_subscribe_rna_anon_prop(mbus, RenderSettings, resolution_x, &msg_sub_value_region_tag_redraw); WM_msg_subscribe_rna_anon_prop(mbus, RenderSettings, resolution_y, &msg_sub_value_region_tag_redraw); WM_msg_subscribe_rna_anon_prop(mbus, RenderSettings, pixel_aspect_x, &msg_sub_value_region_tag_redraw); WM_msg_subscribe_rna_anon_prop(mbus, RenderSettings, pixel_aspect_y, &msg_sub_value_region_tag_redraw); if (rv3d->persp == RV3D_CAMOB) { WM_msg_subscribe_rna_anon_prop(mbus, RenderSettings, use_border, &msg_sub_value_region_tag_redraw); } WM_msg_subscribe_rna_anon_type(mbus, SceneEEVEE, &msg_sub_value_region_tag_redraw); WM_msg_subscribe_rna_anon_type(mbus, SceneDisplay, &msg_sub_value_region_tag_redraw); WM_msg_subscribe_rna_anon_type(mbus, ObjectDisplay, &msg_sub_value_region_tag_redraw); ViewLayer *view_layer = CTX_data_view_layer(C); Object *obact = OBACT(view_layer); if (obact != NULL) { switch (obact->mode) { case OB_MODE_PARTICLE_EDIT: WM_msg_subscribe_rna_anon_type(mbus, ParticleEdit, &msg_sub_value_region_tag_redraw); break; default: break; } } { wmMsgSubscribeValue msg_sub_value_region_tag_refresh = { .owner = ar, .user_data = sa, .notify = WM_toolsystem_do_msg_notify_tag_refresh, }; WM_msg_subscribe_rna_anon_prop( mbus, Object, mode, &msg_sub_value_region_tag_refresh); } } static void view3d_tools_region_message_subscribe( const struct bContext *UNUSED(C), struct WorkSpace *UNUSED(workspace), struct Scene *UNUSED(scene), struct bScreen *UNUSED(screen), struct ScrArea *UNUSED(sa), struct ARegion *ar, struct wmMsgBus *mbus) { wmMsgSubscribeValue msg_sub_value_region_tag_redraw = { .owner = ar, .user_data = ar, .notify = ED_region_do_msg_notify_tag_redraw, }; WM_msg_subscribe_rna_anon_prop(mbus, WorkSpace, tools, &msg_sub_value_region_tag_redraw); } /* concept is to retrieve cursor type context-less */ static void view3d_main_region_cursor(wmWindow *win, ScrArea *sa, ARegion *ar) { if (WM_cursor_set_from_tool(win, sa, ar)) { return; } ViewLayer *view_layer = WM_window_get_active_view_layer(win); Object *obedit = OBEDIT_FROM_VIEW_LAYER(view_layer); if (obedit) { WM_cursor_set(win, CURSOR_EDIT); } else { WM_cursor_set(win, CURSOR_STD); } } /* add handlers, stuff you only do once or on area/region changes */ static void view3d_header_region_init(wmWindowManager *wm, ARegion *ar) { wmKeyMap *keymap = WM_keymap_find(wm->defaultconf, "3D View Generic", SPACE_VIEW3D, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); ED_region_header_init(ar); } static void view3d_header_region_draw(const bContext *C, ARegion *ar) { ED_region_header(C, ar); } static void view3d_header_region_listener( wmWindow *UNUSED(win), ScrArea *UNUSED(sa), ARegion *ar, wmNotifier *wmn, const Scene *UNUSED(scene)) { /* context changes */ switch (wmn->category) { case NC_SCENE: switch (wmn->data) { case ND_FRAME: case ND_OB_ACTIVE: case ND_OB_SELECT: case ND_OB_VISIBLE: case ND_MODE: case ND_LAYER: case ND_TOOLSETTINGS: case ND_LAYER_CONTENT: case ND_RENDER_OPTIONS: ED_region_tag_redraw(ar); break; } break; case NC_SPACE: if (wmn->data == ND_SPACE_VIEW3D) ED_region_tag_redraw(ar); break; case NC_GPENCIL: if (wmn->data & ND_GPENCIL_EDITMODE) ED_region_tag_redraw(ar); break; } } static void view3d_header_region_message_subscribe( const struct bContext *UNUSED(C), struct WorkSpace *UNUSED(workspace), struct Scene *UNUSED(scene), struct bScreen *UNUSED(screen), struct ScrArea *UNUSED(sa), struct ARegion *ar, struct wmMsgBus *mbus) { wmMsgParams_RNA msg_key_params = {{{0}}}; /* Only subscribe to types. */ StructRNA *type_array[] = { &RNA_View3DShading, }; wmMsgSubscribeValue msg_sub_value_region_tag_redraw = { .owner = ar, .user_data = ar, .notify = ED_region_do_msg_notify_tag_redraw, }; for (int i = 0; i < ARRAY_SIZE(type_array); i++) { msg_key_params.ptr.type = type_array[i]; WM_msg_subscribe_rna_params( mbus, &msg_key_params, &msg_sub_value_region_tag_redraw, __func__); } } /* add handlers, stuff you only do once or on area/region changes */ static void view3d_buttons_region_init(wmWindowManager *wm, ARegion *ar) { wmKeyMap *keymap; ED_region_panels_init(wm, ar); keymap = WM_keymap_find(wm->defaultconf, "3D View Generic", SPACE_VIEW3D, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); } static void view3d_buttons_region_draw(const bContext *C, ARegion *ar) { ED_region_panels(C, ar); } static void view3d_buttons_region_listener( wmWindow *UNUSED(win), ScrArea *UNUSED(sa), ARegion *ar, wmNotifier *wmn, const Scene *UNUSED(scene)) { /* context changes */ switch (wmn->category) { case NC_ANIMATION: switch (wmn->data) { case ND_KEYFRAME_PROP: case ND_NLA_ACTCHANGE: ED_region_tag_redraw(ar); break; case ND_NLA: case ND_KEYFRAME: if (ELEM(wmn->action, NA_EDITED, NA_ADDED, NA_REMOVED)) ED_region_tag_redraw(ar); break; } break; case NC_SCENE: switch (wmn->data) { case ND_FRAME: case ND_OB_ACTIVE: case ND_OB_SELECT: case ND_OB_VISIBLE: case ND_MODE: case ND_LAYER: case ND_LAYER_CONTENT: case ND_TOOLSETTINGS: ED_region_tag_redraw(ar); break; } switch (wmn->action) { case NA_EDITED: ED_region_tag_redraw(ar); break; } break; case NC_OBJECT: switch (wmn->data) { case ND_BONE_ACTIVE: case ND_BONE_SELECT: case ND_TRANSFORM: case ND_POSE: case ND_DRAW: case ND_KEYS: case ND_MODIFIER: ED_region_tag_redraw(ar); break; } break; case NC_GEOM: switch (wmn->data) { case ND_DATA: case ND_VERTEX_GROUP: case ND_SELECT: ED_region_tag_redraw(ar); break; } if (wmn->action == NA_EDITED) ED_region_tag_redraw(ar); break; case NC_TEXTURE: case NC_MATERIAL: /* for brush textures */ ED_region_tag_redraw(ar); break; case NC_BRUSH: /* NA_SELECTED is used on brush changes */ if (ELEM(wmn->action, NA_EDITED, NA_SELECTED)) ED_region_tag_redraw(ar); break; case NC_SPACE: if (wmn->data == ND_SPACE_VIEW3D) ED_region_tag_redraw(ar); break; case NC_ID: if (wmn->action == NA_RENAME) ED_region_tag_redraw(ar); break; case NC_GPENCIL: if ((wmn->data & (ND_DATA | ND_GPENCIL_EDITMODE)) || (wmn->action == NA_EDITED)) ED_region_tag_redraw(ar); break; case NC_IMAGE: /* Update for the image layers in texture paint. */ if (wmn->action == NA_EDITED) ED_region_tag_redraw(ar); break; } } static int view3d_tools_region_snap_size(const ARegion *ar, int size, int axis) { if (axis == 0) { /* Note, this depends on the icon size: see #ICON_DEFAULT_HEIGHT_TOOLBAR. */ const float snap_units[] = {2 + 0.8f, 4 + 0.8f}; const float aspect = BLI_rctf_size_x(&ar->v2d.cur) / (BLI_rcti_size_x(&ar->v2d.mask) + 1); int best_diff = INT_MAX; int best_size = size; for (uint i = 0; i < ARRAY_SIZE(snap_units); i += 1) { const int test_size = (snap_units[i] * U.widget_unit) / (UI_DPI_FAC * aspect); const int test_diff = ABS(test_size - size); if (test_diff < best_diff) { best_size = test_size; best_diff = test_diff; } } return best_size; } return size; } /* add handlers, stuff you only do once or on area/region changes */ static void view3d_tools_region_init(wmWindowManager *wm, ARegion *ar) { wmKeyMap *keymap; ED_region_panels_init(wm, ar); keymap = WM_keymap_find(wm->defaultconf, "3D View Generic", SPACE_VIEW3D, 0); WM_event_add_keymap_handler(&ar->handlers, keymap); } static void view3d_tools_region_draw(const bContext *C, ARegion *ar) { ED_region_panels_ex(C, ar, (const char * []){CTX_data_mode_string(C), NULL}, -1, true); } /* area (not region) level listener */ static void space_view3d_listener( wmWindow *UNUSED(win), ScrArea *sa, struct wmNotifier *wmn, Scene *UNUSED(scene)) { View3D *v3d = sa->spacedata.first; /* context changes */ switch (wmn->category) { case NC_SCENE: switch (wmn->data) { case ND_WORLD: if (v3d->flag2 & V3D_RENDER_OVERRIDE) ED_area_tag_redraw_regiontype(sa, RGN_TYPE_WINDOW); break; } break; case NC_WORLD: switch (wmn->data) { case ND_WORLD_DRAW: case ND_WORLD: if (v3d->shading.background_type & V3D_SHADING_BACKGROUND_WORLD) ED_area_tag_redraw_regiontype(sa, RGN_TYPE_WINDOW); break; } break; case NC_MATERIAL: switch (wmn->data) { case ND_NODES: if (v3d->shading.type == OB_TEXTURE) ED_area_tag_redraw_regiontype(sa, RGN_TYPE_WINDOW); break; } break; } } static void space_view3d_refresh(const bContext *C, ScrArea *UNUSED(sa)) { Scene *scene = CTX_data_scene(C); LightCache *lcache = scene->eevee.light_cache; if (lcache && (lcache->flag & LIGHTCACHE_UPDATE_AUTO) != 0) { lcache->flag &= ~LIGHTCACHE_UPDATE_AUTO; view3d_lightcache_update((bContext *)C); } } const char *view3d_context_dir[] = { "active_base", "active_object", NULL }; static int view3d_context(const bContext *C, const char *member, bContextDataResult *result) { /* fallback to the scene layer, allows duplicate and other object operators to run outside the 3d view */ if (CTX_data_dir(member)) { CTX_data_dir_set(result, view3d_context_dir); } else if (CTX_data_equals(member, "active_base")) { Scene *scene = CTX_data_scene(C); ViewLayer *view_layer = CTX_data_view_layer(C); if (view_layer->basact) { Object *ob = view_layer->basact->object; /* if hidden but in edit mode, we still display, can happen with animation */ if ((view_layer->basact->flag & BASE_VISIBLE) != 0 || (ob->mode & OB_MODE_EDIT)) { CTX_data_pointer_set(result, &scene->id, &RNA_ObjectBase, view_layer->basact); } } return 1; } else if (CTX_data_equals(member, "active_object")) { ViewLayer *view_layer = CTX_data_view_layer(C); if (view_layer->basact) { Object *ob = view_layer->basact->object; /* if hidden but in edit mode, we still display, can happen with animation */ if ((view_layer->basact->flag & BASE_VISIBLE) != 0 || (ob->mode & OB_MODE_EDIT) != 0) { CTX_data_id_pointer_set(result, &ob->id); } } return 1; } else { return 0; /* not found */ } return -1; /* found but not available */ } static void view3d_id_remap(ScrArea *sa, SpaceLink *slink, ID *old_id, ID *new_id) { View3D *v3d; ARegion *ar; bool is_local = false; if (!ELEM(GS(old_id->name), ID_OB, ID_MA, ID_IM, ID_MC)) { return; } for (v3d = (View3D *)slink; v3d; v3d = v3d->localvd, is_local = true) { if ((ID *)v3d->camera == old_id) { v3d->camera = (Object *)new_id; if (!new_id) { /* 3D view might be inactive, in that case needs to use slink->regionbase */ ListBase *regionbase = (slink == sa->spacedata.first) ? &sa->regionbase : &slink->regionbase; for (ar = regionbase->first; ar; ar = ar->next) { if (ar->regiontype == RGN_TYPE_WINDOW) { RegionView3D *rv3d = is_local ? ((RegionView3D *)ar->regiondata)->localvd : ar->regiondata; if (rv3d && (rv3d->persp == RV3D_CAMOB)) { rv3d->persp = RV3D_PERSP; } } } } } /* Values in local-view aren't used, see: T52663 */ if (is_local == false) { if ((ID *)v3d->ob_centre == old_id) { v3d->ob_centre = (Object *)new_id; /* Otherwise, bonename may remain valid... We could be smart and check this, too? */ if (new_id == NULL) { v3d->ob_centre_bone[0] = '\0'; } } } if (is_local) { break; } } } /* only called once, from space/spacetypes.c */ void ED_spacetype_view3d(void) { SpaceType *st = MEM_callocN(sizeof(SpaceType), "spacetype view3d"); ARegionType *art; st->spaceid = SPACE_VIEW3D; strncpy(st->name, "View3D", BKE_ST_MAXNAME); st->new = view3d_new; st->free = view3d_free; st->init = view3d_init; st->listener = space_view3d_listener; st->refresh = space_view3d_refresh; st->duplicate = view3d_duplicate; st->operatortypes = view3d_operatortypes; st->keymap = view3d_keymap; st->dropboxes = view3d_dropboxes; st->gizmos = view3d_widgets; st->context = view3d_context; st->id_remap = view3d_id_remap; /* regions: main window */ art = MEM_callocN(sizeof(ARegionType), "spacetype view3d main region"); art->regionid = RGN_TYPE_WINDOW; art->keymapflag = ED_KEYMAP_GPENCIL; art->draw = view3d_main_region_draw; art->init = view3d_main_region_init; art->exit = view3d_main_region_exit; art->free = view3d_main_region_free; art->duplicate = view3d_main_region_duplicate; art->listener = view3d_main_region_listener; art->message_subscribe = view3d_main_region_message_subscribe; art->cursor = view3d_main_region_cursor; art->lock = 1; /* can become flag, see BKE_spacedata_draw_locks */ BLI_addhead(&st->regiontypes, art); /* regions: listview/buttons */ art = MEM_callocN(sizeof(ARegionType), "spacetype view3d buttons region"); art->regionid = RGN_TYPE_UI; art->prefsizex = 180; /* XXX */ art->keymapflag = ED_KEYMAP_UI | ED_KEYMAP_FRAMES; art->listener = view3d_buttons_region_listener; art->init = view3d_buttons_region_init; art->draw = view3d_buttons_region_draw; BLI_addhead(&st->regiontypes, art); view3d_buttons_register(art); /* regions: tool(bar) */ art = MEM_callocN(sizeof(ARegionType), "spacetype view3d tools region"); art->regionid = RGN_TYPE_TOOLS; art->prefsizex = 160; /* XXX */ art->prefsizey = 50; /* XXX */ art->keymapflag = ED_KEYMAP_UI | ED_KEYMAP_FRAMES; art->listener = view3d_buttons_region_listener; art->message_subscribe = view3d_tools_region_message_subscribe; art->snap_size = view3d_tools_region_snap_size; art->init = view3d_tools_region_init; art->draw = view3d_tools_region_draw; BLI_addhead(&st->regiontypes, art); /* regions: header */ art = MEM_callocN(sizeof(ARegionType), "spacetype view3d header region"); art->regionid = RGN_TYPE_HEADER; art->prefsizey = HEADERY; art->keymapflag = ED_KEYMAP_UI | ED_KEYMAP_VIEW2D | ED_KEYMAP_FRAMES | ED_KEYMAP_HEADER; art->listener = view3d_header_region_listener; art->init = view3d_header_region_init; art->draw = view3d_header_region_draw; art->message_subscribe = view3d_header_region_message_subscribe; BLI_addhead(&st->regiontypes, art); /* regions: hud */ art = ED_area_type_hud(st->spaceid); BLI_addhead(&st->regiontypes, art); BKE_spacetype_register(st); }