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blender-archive/source/blender/editors/space_view3d/space_view3d.c
Bastien Montagne 07f9a73a8f Fix 3DView not updating on some NC_ID notifiers. 
Outliner uses a lot `NC_ID | NA_EDITED` e.g., which was not caught by
the View3D editor for update.
2021-03-18 15:59:18 +01:00

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/*
* 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.
*/
/** \file
* \ingroup spview3d
*/
#include <stdio.h>
#include <string.h>
#include "DNA_defaults.h"
#include "DNA_gpencil_types.h"
#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 "BLT_translation.h"
#include "BKE_context.h"
#include "BKE_curve.h"
#include "BKE_global.h"
#include "BKE_icons.h"
#include "BKE_idprop.h"
#include "BKE_lattice.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_render.h"
#include "ED_screen.h"
#include "ED_space_api.h"
#include "ED_transform.h"
#include "GPU_matrix.h"
#include "DRW_engine.h"
#include "WM_api.h"
#include "WM_message.h"
#include "WM_toolsystem.h"
#include "WM_types.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 ********************* */
/* 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 *area = CTX_wm_area(C);
if (area && area->spacetype == SPACE_VIEW3D) {
ARegion *region = BKE_area_find_region_active_win(area);
if (region) {
rv3d = region->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 region->regiondata */
bool ED_view3d_context_user_region(bContext *C, View3D **r_v3d, ARegion **r_region)
{
ScrArea *area = CTX_wm_area(C);
*r_v3d = NULL;
*r_region = NULL;
if (area && area->spacetype == SPACE_VIEW3D) {
ARegion *region = CTX_wm_region(C);
View3D *v3d = (View3D *)area->spacedata.first;
if (region) {
RegionView3D *rv3d;
if ((region->regiontype == RGN_TYPE_WINDOW) && (rv3d = region->regiondata) &&
(rv3d->viewlock & RV3D_LOCK_ROTATION) == 0) {
*r_v3d = v3d;
*r_region = region;
return true;
}
if (ED_view3d_area_user_region(area, v3d, r_region)) {
*r_v3d = v3d;
return true;
}
}
}
return false;
}
/**
* Similar to #ED_view3d_context_user_region() but does not use context. Always performs a lookup.
* Also works if \a v3d is not the active space.
*/
bool ED_view3d_area_user_region(const ScrArea *area, const View3D *v3d, ARegion **r_region)
{
RegionView3D *rv3d = NULL;
ARegion *region_unlock_user = NULL;
ARegion *region_unlock = NULL;
const ListBase *region_list = (v3d == area->spacedata.first) ? &area->regionbase :
&v3d->regionbase;
BLI_assert(v3d->spacetype == SPACE_VIEW3D);
LISTBASE_FOREACH (ARegion *, region, region_list) {
/* find the first unlocked rv3d */
if (region->regiondata && region->regiontype == RGN_TYPE_WINDOW) {
rv3d = region->regiondata;
if ((rv3d->viewlock & RV3D_LOCK_ROTATION) == 0) {
region_unlock = region;
if (ELEM(rv3d->persp, RV3D_PERSP, RV3D_CAMOB)) {
region_unlock_user = region;
break;
}
}
}
}
/* camera/perspective view get priority when the active region is locked */
if (region_unlock_user) {
*r_region = region_unlock_user;
return true;
}
if (region_unlock) {
*r_region = region_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 *region)
{
RegionView3D *rv3d = region->regiondata;
if (rv3d->render_engine) {
#ifdef WITH_PYTHON
BPy_BEGIN_ALLOW_THREADS;
#endif
WM_jobs_kill_type(wm, region, WM_JOB_TYPE_RENDER_PREVIEW);
#ifdef WITH_PYTHON
BPy_END_ALLOW_THREADS;
#endif
RE_engine_free(rv3d->render_engine);
rv3d->render_engine = NULL;
}
/* A bit overkill but this make sure the viewport is reset completely. (fclem) */
WM_draw_region_free(region, false);
}
void ED_view3d_shade_update(Main *bmain, View3D *v3d, ScrArea *area)
{
wmWindowManager *wm = bmain->wm.first;
if (v3d->shading.type != OB_RENDER) {
ARegion *region;
for (region = area->regionbase.first; region; region = region->next) {
if ((region->regiontype == RGN_TYPE_WINDOW) && region->regiondata) {
ED_view3d_stop_render_preview(wm, region);
break;
}
}
}
}
/* ******************** default callbacks for view3d space ***************** */
static SpaceLink *view3d_create(const ScrArea *UNUSED(area), const Scene *scene)
{
ARegion *region;
View3D *v3d;
RegionView3D *rv3d;
v3d = DNA_struct_default_alloc(View3D);
if (scene) {
v3d->camera = scene->camera;
}
/* tool header */
region = MEM_callocN(sizeof(ARegion), "tool header for view3d");
BLI_addtail(&v3d->regionbase, region);
region->regiontype = RGN_TYPE_TOOL_HEADER;
region->alignment = (U.uiflag & USER_HEADER_BOTTOM) ? RGN_ALIGN_BOTTOM : RGN_ALIGN_TOP;
region->flag = RGN_FLAG_HIDDEN | RGN_FLAG_HIDDEN_BY_USER;
/* header */
region = MEM_callocN(sizeof(ARegion), "header for view3d");
BLI_addtail(&v3d->regionbase, region);
region->regiontype = RGN_TYPE_HEADER;
region->alignment = (U.uiflag & USER_HEADER_BOTTOM) ? RGN_ALIGN_BOTTOM : RGN_ALIGN_TOP;
/* tool shelf */
region = MEM_callocN(sizeof(ARegion), "toolshelf for view3d");
BLI_addtail(&v3d->regionbase, region);
region->regiontype = RGN_TYPE_TOOLS;
region->alignment = RGN_ALIGN_LEFT;
region->flag = RGN_FLAG_HIDDEN;
/* buttons/list view */
region = MEM_callocN(sizeof(ARegion), "buttons for view3d");
BLI_addtail(&v3d->regionbase, region);
region->regiontype = RGN_TYPE_UI;
region->alignment = RGN_ALIGN_RIGHT;
region->flag = RGN_FLAG_HIDDEN;
/* main region */
region = MEM_callocN(sizeof(ARegion), "main region for view3d");
BLI_addtail(&v3d->regionbase, region);
region->regiontype = RGN_TYPE_WINDOW;
region->regiondata = MEM_callocN(sizeof(RegionView3D), "region view3d");
rv3d = region->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->runtime.properties_storage) {
MEM_freeN(vd->runtime.properties_storage);
}
if (vd->shading.prop) {
IDP_FreeProperty(vd->shading.prop);
vd->shading.prop = NULL;
}
}
/* spacetype; init callback */
static void view3d_init(wmWindowManager *UNUSED(wm), ScrArea *UNUSED(area))
{
}
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->runtime.properties_storage = NULL;
}
/* Only one View3D is allowed to have this flag! */
v3dn->runtime.flag &= ~V3D_RUNTIME_XR_SESSION_ROOT;
v3dn->local_collections_uuid = 0;
v3dn->flag &= ~(V3D_LOCAL_COLLECTIONS | V3D_XR_SESSION_MIRROR);
if (v3dn->shading.type == OB_RENDER) {
v3dn->shading.type = OB_SOLID;
}
if (v3dn->shading.prop) {
v3dn->shading.prop = IDP_CopyProperty(v3do->shading.prop);
}
/* copy or clear inside new stuff */
v3dn->runtime.properties_storage = NULL;
return (SpaceLink *)v3dn;
}
/* add handlers, stuff you only do once or on area/region changes */
static void view3d_main_region_init(wmWindowManager *wm, ARegion *region)
{
ListBase *lb;
wmKeyMap *keymap;
/* object ops. */
/* important to be before Pose keymap since they can both be enabled at once */
keymap = WM_keymap_ensure(wm->defaultconf, "Paint Face Mask (Weight, Vertex, Texture)", 0, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
keymap = WM_keymap_ensure(wm->defaultconf, "Paint Vertex Selection (Weight, Vertex)", 0, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
/* Before 'Weight/Vertex Paint' so adding curve points is not overridden. */
keymap = WM_keymap_ensure(wm->defaultconf, "Paint Curve", 0, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
/* Before 'Pose' so weight paint menus aren't overridden by pose menus. */
keymap = WM_keymap_ensure(wm->defaultconf, "Weight Paint", 0, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
keymap = WM_keymap_ensure(wm->defaultconf, "Vertex Paint", 0, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
/* pose is not modal, operator poll checks for this */
keymap = WM_keymap_ensure(wm->defaultconf, "Pose", 0, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
keymap = WM_keymap_ensure(wm->defaultconf, "Object Mode", 0, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
keymap = WM_keymap_ensure(wm->defaultconf, "Curve", 0, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
keymap = WM_keymap_ensure(wm->defaultconf, "Image Paint", 0, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
keymap = WM_keymap_ensure(wm->defaultconf, "Sculpt", 0, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
keymap = WM_keymap_ensure(wm->defaultconf, "Mesh", 0, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
keymap = WM_keymap_ensure(wm->defaultconf, "Armature", 0, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
keymap = WM_keymap_ensure(wm->defaultconf, "Metaball", 0, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
keymap = WM_keymap_ensure(wm->defaultconf, "Lattice", 0, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
keymap = WM_keymap_ensure(wm->defaultconf, "Particle", 0, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
/* editfont keymap swallows all... */
keymap = WM_keymap_ensure(wm->defaultconf, "Font", 0, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
keymap = WM_keymap_ensure(wm->defaultconf, "Object Non-modal", 0, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
keymap = WM_keymap_ensure(wm->defaultconf, "Frames", 0, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
/* own keymap, last so modes can override it */
keymap = WM_keymap_ensure(wm->defaultconf, "3D View Generic", SPACE_VIEW3D, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
keymap = WM_keymap_ensure(wm->defaultconf, "3D View", SPACE_VIEW3D, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
/* add drop boxes */
lb = WM_dropboxmap_find("View3D", SPACE_VIEW3D, RGN_TYPE_WINDOW);
WM_event_add_dropbox_handler(&region->handlers, lb);
}
static void view3d_main_region_exit(wmWindowManager *wm, ARegion *region)
{
ED_view3d_stop_render_preview(wm, region);
}
static bool view3d_drop_in_main_region_poll(bContext *C, const wmEvent *event)
{
ScrArea *area = CTX_wm_area(C);
return ED_region_overlap_isect_any_xy(area, &event->x) == false;
}
static ID_Type view3d_drop_id_in_main_region_poll_get_id_type(bContext *C,
wmDrag *drag,
const wmEvent *event)
{
const ScrArea *area = CTX_wm_area(C);
if (ED_region_overlap_isect_any_xy(area, &event->x)) {
return 0;
}
if (!view3d_drop_in_main_region_poll(C, event)) {
return 0;
}
ID *local_id = WM_drag_get_local_ID(drag, 0);
if (local_id) {
return GS(local_id->name);
}
wmDragAsset *asset_drag = WM_drag_get_asset_data(drag, 0);
if (asset_drag) {
return asset_drag->id_type;
}
return 0;
}
static bool view3d_drop_id_in_main_region_poll(bContext *C,
wmDrag *drag,
const wmEvent *event,
ID_Type id_type)
{
if (!view3d_drop_in_main_region_poll(C, event)) {
return false;
}
return WM_drag_is_ID_type(drag, id_type);
}
static bool view3d_ob_drop_poll(bContext *C,
wmDrag *drag,
const wmEvent *event,
const char **UNUSED(r_tooltip))
{
return view3d_drop_id_in_main_region_poll(C, drag, event, ID_OB);
}
static bool view3d_collection_drop_poll(bContext *C,
wmDrag *drag,
const wmEvent *event,
const char **UNUSED(r_tooltip))
{
return view3d_drop_id_in_main_region_poll(C, drag, event, ID_GR);
}
static bool view3d_mat_drop_poll(bContext *C,
wmDrag *drag,
const wmEvent *event,
const char **UNUSED(r_tooltip))
{
return view3d_drop_id_in_main_region_poll(C, drag, event, ID_MA);
}
static bool view3d_object_data_drop_poll(bContext *C,
wmDrag *drag,
const wmEvent *event,
const char **r_tooltip)
{
ID_Type id_type = view3d_drop_id_in_main_region_poll_get_id_type(C, drag, event);
if (id_type) {
if (OB_DATA_SUPPORT_ID(id_type)) {
*r_tooltip = TIP_("Create object instance from object-data");
return true;
}
}
return false;
}
static bool view3d_ima_drop_poll(bContext *C,
wmDrag *drag,
const wmEvent *event,
const char **UNUSED(r_tooltip))
{
if (ED_region_overlap_isect_any_xy(CTX_wm_area(C), &event->x)) {
return false;
}
if (drag->type == WM_DRAG_PATH) {
/* rule might not work? */
return (ELEM(drag->icon, 0, ICON_FILE_IMAGE, ICON_FILE_MOVIE));
}
return WM_drag_is_ID_type(drag, ID_IM);
}
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,
const char **r_tooltip)
{
if (!view3d_ima_drop_poll(C, drag, event, r_tooltip)) {
return false;
}
if (ED_view3d_is_object_under_cursor(C, event->mval)) {
return false;
}
return view3d_ima_bg_is_camera_view(C);
}
static bool view3d_ima_empty_drop_poll(bContext *C,
wmDrag *drag,
const wmEvent *event,
const char **r_tooltip)
{
if (!view3d_ima_drop_poll(C, drag, event, r_tooltip)) {
return false;
}
Object *ob = ED_view3d_give_object_under_cursor(C, event->mval);
if (ob == NULL) {
return true;
}
if (ob->type == OB_EMPTY && ob->empty_drawtype == OB_EMPTY_IMAGE) {
return true;
}
return false;
}
static bool view3d_volume_drop_poll(bContext *UNUSED(C),
wmDrag *drag,
const wmEvent *UNUSED(event),
const char **UNUSED(r_tooltip))
{
return (drag->type == WM_DRAG_PATH) && (drag->icon == ICON_FILE_VOLUME);
}
static void view3d_ob_drop_copy(wmDrag *drag, wmDropBox *drop)
{
ID *id = WM_drag_get_local_ID_or_import_from_asset(drag, ID_OB);
RNA_string_set(drop->ptr, "name", id->name + 2);
}
static void view3d_collection_drop_copy(wmDrag *drag, wmDropBox *drop)
{
ID *id = WM_drag_get_local_ID_or_import_from_asset(drag, ID_GR);
RNA_string_set(drop->ptr, "name", id->name + 2);
}
static void view3d_id_drop_copy(wmDrag *drag, wmDropBox *drop)
{
ID *id = WM_drag_get_local_ID_or_import_from_asset(drag, 0);
RNA_string_set(drop->ptr, "name", id->name + 2);
}
static void view3d_id_drop_copy_with_type(wmDrag *drag, wmDropBox *drop)
{
ID *id = WM_drag_get_local_ID_or_import_from_asset(drag, 0);
RNA_string_set(drop->ptr, "name", id->name + 2);
RNA_enum_set(drop->ptr, "type", GS(id->name));
}
static void view3d_id_path_drop_copy(wmDrag *drag, wmDropBox *drop)
{
ID *id = WM_drag_get_local_ID_or_import_from_asset(drag, 0);
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 (!BKE_scene_uses_blender_eevee(scene)) {
/* Only do auto bake if eevee is the active engine */
return;
}
wmOperatorType *ot = WM_operatortype_find("SCENE_OT_light_cache_bake", true);
WM_operator_properties_create_ptr(&op_ptr, ot);
RNA_int_set(&op_ptr, "delay", 200);
RNA_enum_set_identifier(C, &op_ptr, "subset", "DIRTY");
WM_operator_name_call_ptr(C, ot, 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_drag_free_imported_drag_ID);
WM_dropbox_add(lb,
"OBJECT_OT_drop_named_material",
view3d_mat_drop_poll,
view3d_id_drop_copy,
WM_drag_free_imported_drag_ID);
WM_dropbox_add(lb,
"VIEW3D_OT_background_image_add",
view3d_ima_bg_drop_poll,
view3d_id_path_drop_copy,
WM_drag_free_imported_drag_ID);
WM_dropbox_add(lb,
"OBJECT_OT_drop_named_image",
view3d_ima_empty_drop_poll,
view3d_id_path_drop_copy,
WM_drag_free_imported_drag_ID);
WM_dropbox_add(lb,
"OBJECT_OT_volume_import",
view3d_volume_drop_poll,
view3d_id_path_drop_copy,
WM_drag_free_imported_drag_ID);
WM_dropbox_add(lb,
"OBJECT_OT_collection_instance_add",
view3d_collection_drop_poll,
view3d_collection_drop_copy,
WM_drag_free_imported_drag_ID);
WM_dropbox_add(lb,
"OBJECT_OT_data_instance_add",
view3d_object_data_drop_poll,
view3d_id_drop_copy_with_type,
WM_drag_free_imported_drag_ID);
}
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_xform_gizmo_context);
WM_gizmogrouptype_append_and_link(gzmap_type, VIEW3D_GGT_light_spot);
WM_gizmogrouptype_append_and_link(gzmap_type, VIEW3D_GGT_light_area);
WM_gizmogrouptype_append_and_link(gzmap_type, VIEW3D_GGT_light_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);
/* TODO(campbell): Not working well enough, disable for now. */
#if 0
WM_gizmogrouptype_append_and_link(gzmap_type, VIEW3D_GGT_armature_spline);
#endif
WM_gizmogrouptype_append(VIEW3D_GGT_xform_gizmo);
WM_gizmogrouptype_append(VIEW3D_GGT_xform_cage);
WM_gizmogrouptype_append(VIEW3D_GGT_xform_shear);
WM_gizmogrouptype_append(VIEW3D_GGT_xform_extrude);
WM_gizmogrouptype_append(VIEW3D_GGT_mesh_preselect_elem);
WM_gizmogrouptype_append(VIEW3D_GGT_mesh_preselect_edgering);
WM_gizmogrouptype_append(VIEW3D_GGT_tool_generic_handle_normal);
WM_gizmogrouptype_append(VIEW3D_GGT_tool_generic_handle_free);
WM_gizmogrouptype_append(VIEW3D_GGT_ruler);
WM_gizmotype_append(VIEW3D_GT_ruler_item);
WM_gizmogrouptype_append(VIEW3D_GGT_placement);
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 *region)
{
RegionView3D *rv3d = region->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);
}
MEM_freeN(rv3d);
region->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->render_engine = NULL;
new->sms = NULL;
new->smooth_timer = NULL;
return new;
}
return NULL;
}
static void view3d_main_region_listener(const wmRegionListenerParams *params)
{
wmWindow *window = params->window;
ScrArea *area = params->area;
ARegion *region = params->region;
wmNotifier *wmn = params->notifier;
const Scene *scene = params->scene;
View3D *v3d = area->spacedata.first;
RegionView3D *rv3d = region->regiondata;
wmGizmoMap *gzmap = region->gizmo_map;
/* context changes */
switch (wmn->category) {
case NC_WM:
if (ELEM(wmn->data, ND_UNDO)) {
WM_gizmomap_tag_refresh(gzmap);
}
else if (ELEM(wmn->data, ND_XR_DATA_CHANGED)) {
/* Only cause a redraw if this a VR session mirror. Should more features be added that
* require redraws, we could pass something to wmn->reference, e.g. the flag value. */
if (v3d->flag & V3D_XR_SESSION_MIRROR) {
ED_region_tag_redraw(region);
}
}
break;
case NC_ANIMATION:
switch (wmn->data) {
case ND_KEYFRAME_PROP:
case ND_NLA_ACTCHANGE:
ED_region_tag_redraw(region);
break;
case ND_NLA:
case ND_KEYFRAME:
if (ELEM(wmn->action, NA_EDITED, NA_ADDED, NA_REMOVED)) {
ED_region_tag_redraw(region);
}
break;
case ND_ANIMCHAN:
if (ELEM(wmn->action, NA_EDITED, NA_ADDED, NA_REMOVED, NA_SELECTED)) {
ED_region_tag_redraw(region);
}
break;
}
break;
case NC_SCENE:
switch (wmn->data) {
case ND_SCENEBROWSE:
case ND_LAYER_CONTENT:
ED_region_tag_redraw(region);
WM_gizmomap_tag_refresh(gzmap);
break;
case ND_LAYER:
if (wmn->reference) {
BKE_screen_view3d_sync(v3d, wmn->reference);
}
ED_region_tag_redraw(region);
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(region);
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(region);
}
}
break;
}
}
if (wmn->action == NA_EDITED) {
ED_region_tag_redraw(region);
}
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_SHADERFX:
case ND_CONSTRAINT:
case ND_KEYS:
case ND_PARTICLE:
case ND_POINTCACHE:
case ND_LOD:
ED_region_tag_redraw(region);
WM_gizmomap_tag_refresh(gzmap);
break;
case ND_DRAW_ANIMVIZ:
ED_region_tag_redraw(region);
break;
}
switch (wmn->action) {
case NA_ADDED:
ED_region_tag_redraw(region);
break;
}
break;
case NC_GEOM:
switch (wmn->data) {
case ND_SELECT: {
WM_gizmomap_tag_refresh(gzmap);
ATTR_FALLTHROUGH;
}
case ND_DATA:
ED_region_tag_redraw(region);
WM_gizmomap_tag_refresh(gzmap);
break;
case ND_VERTEX_GROUP:
ED_region_tag_redraw(region);
break;
}
switch (wmn->action) {
case NA_EDITED:
ED_region_tag_redraw(region);
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(region);
}
}
break;
}
}
break;
case NC_GROUP:
/* all group ops for now */
ED_region_tag_redraw(region);
break;
case NC_BRUSH:
switch (wmn->action) {
case NA_EDITED:
ED_region_tag_redraw_cursor(region);
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(region);
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(region);
break;
case ND_SHADING_DRAW:
case ND_SHADING_LINKS:
ED_region_tag_redraw(region);
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(region);
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(region);
break;
case ND_LIGHTING_DRAW:
ED_region_tag_redraw(region);
WM_gizmomap_tag_refresh(gzmap);
break;
}
break;
case NC_LIGHTPROBE:
ED_area_tag_refresh(area);
break;
case NC_IMAGE:
/* this could be more fine grained checks if we had
* more context than just the region */
ED_region_tag_redraw(region);
break;
case NC_TEXTURE:
/* same as above */
ED_region_tag_redraw(region);
break;
case NC_MOVIECLIP:
if (wmn->data == ND_DISPLAY || wmn->action == NA_EDITED) {
ED_region_tag_redraw(region);
}
break;
case NC_SPACE:
if (wmn->data == ND_SPACE_VIEW3D) {
if (wmn->subtype == NS_VIEW3D_GPU) {
rv3d->rflag |= RV3D_GPULIGHT_UPDATE;
}
else if (wmn->subtype == NS_VIEW3D_SHADING) {
#ifdef WITH_XR_OPENXR
ED_view3d_xr_shading_update(G_MAIN->wm.first, v3d, scene);
#endif
ViewLayer *view_layer = WM_window_get_active_view_layer(window);
Depsgraph *depsgraph = BKE_scene_get_depsgraph(scene, view_layer);
if (depsgraph) {
ED_render_view3d_update(depsgraph, window, area, true);
}
}
ED_region_tag_redraw(region);
WM_gizmomap_tag_refresh(gzmap);
}
break;
case NC_ID:
if (ELEM(wmn->action, NA_RENAME, NA_EDITED, NA_ADDED, NA_REMOVED)) {
ED_region_tag_redraw(region);
}
break;
case NC_SCREEN:
switch (wmn->data) {
case ND_ANIMPLAY:
case ND_SKETCH:
ED_region_tag_redraw(region);
break;
case ND_LAYOUTBROWSE:
case ND_LAYOUTDELETE:
case ND_LAYOUTSET:
WM_gizmomap_tag_refresh(gzmap);
ED_region_tag_redraw(region);
break;
case ND_LAYER:
ED_region_tag_redraw(region);
break;
}
break;
case NC_GPENCIL:
if (wmn->data == ND_DATA || ELEM(wmn->action, NA_EDITED, NA_SELECTED)) {
ED_region_tag_redraw(region);
}
break;
}
}
static void view3d_main_region_message_subscribe(const wmRegionMessageSubscribeParams *params)
{
struct wmMsgBus *mbus = params->message_bus;
const bContext *C = params->context;
ScrArea *area = params->area;
ARegion *region = params->region;
/* 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 = region,
.user_data = region,
.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 = region->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 = region,
.user_data = area,
.notify = WM_toolsystem_do_msg_notify_tag_refresh,
};
WM_msg_subscribe_rna_anon_prop(mbus, Object, mode, &msg_sub_value_region_tag_refresh);
WM_msg_subscribe_rna_anon_prop(mbus, LayerObjects, active, &msg_sub_value_region_tag_refresh);
}
}
/* concept is to retrieve cursor type context-less */
static void view3d_main_region_cursor(wmWindow *win, ScrArea *area, ARegion *region)
{
if (WM_cursor_set_from_tool(win, area, region)) {
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, WM_CURSOR_EDIT);
}
else {
WM_cursor_set(win, WM_CURSOR_DEFAULT);
}
}
/* add handlers, stuff you only do once or on area/region changes */
static void view3d_header_region_init(wmWindowManager *wm, ARegion *region)
{
wmKeyMap *keymap = WM_keymap_ensure(wm->defaultconf, "3D View Generic", SPACE_VIEW3D, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
ED_region_header_init(region);
}
static void view3d_header_region_draw(const bContext *C, ARegion *region)
{
ED_region_header(C, region);
}
static void view3d_header_region_listener(const wmRegionListenerParams *params)
{
ARegion *region = params->region;
wmNotifier *wmn = params->notifier;
/* 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(region);
break;
}
break;
case NC_SPACE:
if (wmn->data == ND_SPACE_VIEW3D) {
ED_region_tag_redraw(region);
}
break;
case NC_GPENCIL:
if (wmn->data & ND_GPENCIL_EDITMODE) {
ED_region_tag_redraw(region);
}
else if (wmn->action == NA_EDITED) {
ED_region_tag_redraw(region);
}
break;
case NC_BRUSH:
ED_region_tag_redraw(region);
break;
}
/* From topbar, which ones are needed? split per header? */
/* Disable for now, re-enable if needed, or remove - campbell. */
#if 0
/* context changes */
switch (wmn->category) {
case NC_WM:
if (wmn->data == ND_HISTORY) {
ED_region_tag_redraw(region);
}
break;
case NC_SCENE:
if (wmn->data == ND_MODE) {
ED_region_tag_redraw(region);
}
break;
case NC_SPACE:
if (wmn->data == ND_SPACE_VIEW3D) {
ED_region_tag_redraw(region);
}
break;
case NC_GPENCIL:
if (wmn->data == ND_DATA) {
ED_region_tag_redraw(region);
}
break;
}
#endif
}
static void view3d_header_region_message_subscribe(const wmRegionMessageSubscribeParams *params)
{
struct wmMsgBus *mbus = params->message_bus;
ARegion *region = params->region;
wmMsgParams_RNA msg_key_params = {{0}};
/* Only subscribe to types. */
StructRNA *type_array[] = {
&RNA_View3DShading,
};
wmMsgSubscribeValue msg_sub_value_region_tag_redraw = {
.owner = region,
.user_data = region,
.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 *region)
{
wmKeyMap *keymap;
ED_region_panels_init(wm, region);
keymap = WM_keymap_ensure(wm->defaultconf, "3D View Generic", SPACE_VIEW3D, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
}
void ED_view3d_buttons_region_layout_ex(const bContext *C,
ARegion *region,
const char *category_override)
{
const enum eContextObjectMode mode = CTX_data_mode_enum(C);
const char *contexts_base[4] = {NULL};
contexts_base[0] = CTX_data_mode_string(C);
const char **contexts = &contexts_base[1];
switch (mode) {
case CTX_MODE_EDIT_MESH:
ARRAY_SET_ITEMS(contexts, ".mesh_edit");
break;
case CTX_MODE_EDIT_CURVE:
ARRAY_SET_ITEMS(contexts, ".curve_edit");
break;
case CTX_MODE_EDIT_SURFACE:
ARRAY_SET_ITEMS(contexts, ".curve_edit");
break;
case CTX_MODE_EDIT_TEXT:
ARRAY_SET_ITEMS(contexts, ".text_edit");
break;
case CTX_MODE_EDIT_ARMATURE:
ARRAY_SET_ITEMS(contexts, ".armature_edit");
break;
case CTX_MODE_EDIT_METABALL:
ARRAY_SET_ITEMS(contexts, ".mball_edit");
break;
case CTX_MODE_EDIT_LATTICE:
ARRAY_SET_ITEMS(contexts, ".lattice_edit");
break;
case CTX_MODE_POSE:
ARRAY_SET_ITEMS(contexts, ".posemode");
break;
case CTX_MODE_SCULPT:
ARRAY_SET_ITEMS(contexts, ".paint_common", ".sculpt_mode");
break;
case CTX_MODE_PAINT_WEIGHT:
ARRAY_SET_ITEMS(contexts, ".paint_common", ".weightpaint");
break;
case CTX_MODE_PAINT_VERTEX:
ARRAY_SET_ITEMS(contexts, ".paint_common", ".vertexpaint");
break;
case CTX_MODE_PAINT_TEXTURE:
ARRAY_SET_ITEMS(contexts, ".paint_common", ".imagepaint");
break;
case CTX_MODE_PARTICLE:
ARRAY_SET_ITEMS(contexts, ".paint_common", ".particlemode");
break;
case CTX_MODE_OBJECT:
ARRAY_SET_ITEMS(contexts, ".objectmode");
break;
case CTX_MODE_PAINT_GPENCIL:
ARRAY_SET_ITEMS(contexts, ".greasepencil_paint");
break;
case CTX_MODE_SCULPT_GPENCIL:
ARRAY_SET_ITEMS(contexts, ".greasepencil_sculpt");
break;
case CTX_MODE_WEIGHT_GPENCIL:
ARRAY_SET_ITEMS(contexts, ".greasepencil_weight");
break;
case CTX_MODE_VERTEX_GPENCIL:
ARRAY_SET_ITEMS(contexts, ".greasepencil_vertex");
break;
default:
break;
}
switch (mode) {
case CTX_MODE_PAINT_GPENCIL:
ARRAY_SET_ITEMS(contexts, ".greasepencil_paint");
break;
case CTX_MODE_SCULPT_GPENCIL:
ARRAY_SET_ITEMS(contexts, ".greasepencil_sculpt");
break;
case CTX_MODE_WEIGHT_GPENCIL:
ARRAY_SET_ITEMS(contexts, ".greasepencil_weight");
break;
case CTX_MODE_EDIT_GPENCIL:
ARRAY_SET_ITEMS(contexts, ".greasepencil_edit");
break;
case CTX_MODE_VERTEX_GPENCIL:
ARRAY_SET_ITEMS(contexts, ".greasepencil_vertex");
break;
default:
break;
}
ListBase *paneltypes = &region->type->paneltypes;
/* Allow drawing 3D view toolbar from non 3D view space type. */
if (category_override != NULL) {
SpaceType *st = BKE_spacetype_from_id(SPACE_VIEW3D);
ARegionType *art = BKE_regiontype_from_id(st, RGN_TYPE_UI);
paneltypes = &art->paneltypes;
}
ED_region_panels_layout_ex(C, region, paneltypes, contexts_base, category_override);
}
static void view3d_buttons_region_layout(const bContext *C, ARegion *region)
{
ED_view3d_buttons_region_layout_ex(C, region, NULL);
}
static void view3d_buttons_region_listener(const wmRegionListenerParams *params)
{
ARegion *region = params->region;
wmNotifier *wmn = params->notifier;
/* context changes */
switch (wmn->category) {
case NC_ANIMATION:
switch (wmn->data) {
case ND_KEYFRAME_PROP:
case ND_NLA_ACTCHANGE:
ED_region_tag_redraw(region);
break;
case ND_NLA:
case ND_KEYFRAME:
if (ELEM(wmn->action, NA_EDITED, NA_ADDED, NA_REMOVED)) {
ED_region_tag_redraw(region);
}
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(region);
break;
}
switch (wmn->action) {
case NA_EDITED:
ED_region_tag_redraw(region);
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:
case ND_SHADERFX:
ED_region_tag_redraw(region);
break;
}
break;
case NC_GEOM:
switch (wmn->data) {
case ND_DATA:
case ND_VERTEX_GROUP:
case ND_SELECT:
ED_region_tag_redraw(region);
break;
}
if (wmn->action == NA_EDITED) {
ED_region_tag_redraw(region);
}
break;
case NC_TEXTURE:
case NC_MATERIAL:
/* for brush textures */
ED_region_tag_redraw(region);
break;
case NC_BRUSH:
/* NA_SELECTED is used on brush changes */
if (ELEM(wmn->action, NA_EDITED, NA_SELECTED)) {
ED_region_tag_redraw(region);
}
break;
case NC_SPACE:
if (wmn->data == ND_SPACE_VIEW3D) {
ED_region_tag_redraw(region);
}
break;
case NC_ID:
if (wmn->action == NA_RENAME) {
ED_region_tag_redraw(region);
}
break;
case NC_GPENCIL:
if ((wmn->data & (ND_DATA | ND_GPENCIL_EDITMODE)) || (wmn->action == NA_EDITED)) {
ED_region_tag_redraw(region);
}
break;
case NC_IMAGE:
/* Update for the image layers in texture paint. */
if (wmn->action == NA_EDITED) {
ED_region_tag_redraw(region);
}
break;
case NC_WM:
if (wmn->data == ND_XR_DATA_CHANGED) {
ED_region_tag_redraw(region);
}
break;
}
}
/* add handlers, stuff you only do once or on area/region changes */
static void view3d_tools_region_init(wmWindowManager *wm, ARegion *region)
{
wmKeyMap *keymap;
ED_region_panels_init(wm, region);
keymap = WM_keymap_ensure(wm->defaultconf, "3D View Generic", SPACE_VIEW3D, 0);
WM_event_add_keymap_handler(&region->handlers, keymap);
}
static void view3d_tools_region_draw(const bContext *C, ARegion *region)
{
ED_region_panels_ex(C, region, (const char *[]){CTX_data_mode_string(C), NULL});
}
/* area (not region) level listener */
static void space_view3d_listener(const wmSpaceTypeListenerParams *params)
{
ScrArea *area = params->area;
wmNotifier *wmn = params->notifier;
View3D *v3d = area->spacedata.first;
/* context changes */
switch (wmn->category) {
case NC_SCENE:
switch (wmn->data) {
case ND_WORLD:
if (v3d->flag2 & V3D_HIDE_OVERLAYS) {
ED_area_tag_redraw_regiontype(area, 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(area, 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(area, RGN_TYPE_WINDOW);
}
break;
}
break;
}
}
static void space_view3d_refresh(const bContext *C, ScrArea *UNUSED(area))
{
Scene *scene = CTX_data_scene(C);
LightCache *lcache = scene->eevee.light_cache_data;
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_DEPSGRAPH) != 0 ||
(ob->mode != OB_MODE_OBJECT)) {
CTX_data_pointer_set(result, &scene->id, &RNA_ObjectBase, view_layer->basact);
}
}
return 1;
}
else if (CTX_data_equals(member, "active_object")) {
/* In most cases the active object is the `view_layer->basact->object`.
* For the 3D view however it can be NULL when hidden.
*
* This is ignored in the case the object is in any mode (besides object-mode),
* since the object's mode impacts the current tool, cursor, gizmos etc.
* If we didn't have this exception, changing visibility would need to perform
* many of the the same updates as changing the objects mode.
*
* Further, there are multiple ways to hide objects - by collection, by object type, etc.
* it's simplest if all these methods behave consistently - respecting the object-mode
* without showing the object.
*
* See T85532 for alternatives that were considered. */
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_DEPSGRAPH) != 0 ||
(ob->mode != OB_MODE_OBJECT)) {
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 *area, SpaceLink *slink, ID *old_id, ID *new_id)
{
View3D *v3d;
ARegion *region;
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 == area->spacedata.first) ? &area->regionbase :
&slink->regionbase;
for (region = regionbase->first; region; region = region->next) {
if (region->regiontype == RGN_TYPE_WINDOW) {
RegionView3D *rv3d = is_local ? ((RegionView3D *)region->regiondata)->localvd :
region->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_center == old_id) {
v3d->ob_center = (Object *)new_id;
/* Otherwise, bonename may remain valid...
* We could be smart and check this, too? */
if (new_id == NULL) {
v3d->ob_center_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->create = view3d_create;
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_GIZMO | ED_KEYMAP_TOOL | 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 = UI_SIDEBAR_PANEL_WIDTH;
art->keymapflag = ED_KEYMAP_UI | ED_KEYMAP_FRAMES;
art->listener = view3d_buttons_region_listener;
art->message_subscribe = ED_area_do_mgs_subscribe_for_tool_ui;
art->init = view3d_buttons_region_init;
art->layout = view3d_buttons_region_layout;
art->draw = ED_region_panels_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 = 58; /* XXX */
art->prefsizey = 50; /* XXX */
art->keymapflag = ED_KEYMAP_UI | ED_KEYMAP_FRAMES;
art->listener = view3d_buttons_region_listener;
art->message_subscribe = ED_region_generic_tools_region_message_subscribe;
art->snap_size = ED_region_generic_tools_region_snap_size;
art->init = view3d_tools_region_init;
art->draw = view3d_tools_region_draw;
BLI_addhead(&st->regiontypes, art);
/* regions: tool header */
art = MEM_callocN(sizeof(ARegionType), "spacetype view3d tool header region");
art->regionid = RGN_TYPE_TOOL_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->message_subscribe = ED_area_do_mgs_subscribe_for_tool_header;
art->init = view3d_header_region_init;
art->draw = view3d_header_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->message_subscribe = view3d_header_region_message_subscribe;
art->init = view3d_header_region_init;
art->draw = view3d_header_region_draw;
BLI_addhead(&st->regiontypes, art);
/* regions: hud */
art = ED_area_type_hud(st->spaceid);
BLI_addhead(&st->regiontypes, art);
BKE_spacetype_register(st);
}
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