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godot/scene/main/scene_tree.cpp

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/**************************************************************************/
/* scene_tree.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#include "scene_tree.h"
#include "core/config/project_settings.h"
#include "core/debugger/engine_debugger.h"
#include "core/input/input.h"
#include "core/io/dir_access.h"
#include "core/io/image_loader.h"
#include "core/io/marshalls.h"
#include "core/io/resource_loader.h"
#include "core/object/message_queue.h"
#include "core/os/keyboard.h"
#include "core/os/os.h"
#include "core/string/print_string.h"
#include "node.h"
#include "scene/animation/tween.h"
#include "scene/debugger/scene_debugger.h"
#include "scene/gui/control.h"
#include "scene/main/multiplayer_api.h"
#include "scene/main/viewport.h"
#include "scene/resources/environment.h"
#include "scene/resources/font.h"
#include "scene/resources/material.h"
#include "scene/resources/mesh.h"
#include "scene/resources/packed_scene.h"
#include "scene/resources/world_2d.h"
#include "scene/resources/world_3d.h"
#include "scene/scene_string_names.h"
#include "servers/display_server.h"
#include "servers/navigation_server_3d.h"
#include "servers/physics_server_2d.h"
#include "servers/physics_server_3d.h"
#include "window.h"
#include <stdio.h>
#include <stdlib.h>
void SceneTreeTimer::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_time_left", "time"), &SceneTreeTimer::set_time_left);
ClassDB::bind_method(D_METHOD("get_time_left"), &SceneTreeTimer::get_time_left);
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "time_left", PROPERTY_HINT_NONE, "suffix:s"), "set_time_left", "get_time_left");
ADD_SIGNAL(MethodInfo("timeout"));
}
void SceneTreeTimer::set_time_left(double p_time) {
time_left = p_time;
}
double SceneTreeTimer::get_time_left() const {
return MAX(time_left, 0.0);
}
void SceneTreeTimer::set_process_always(bool p_process_always) {
process_always = p_process_always;
}
bool SceneTreeTimer::is_process_always() {
return process_always;
}
void SceneTreeTimer::set_process_in_physics(bool p_process_in_physics) {
process_in_physics = p_process_in_physics;
}
bool SceneTreeTimer::is_process_in_physics() {
return process_in_physics;
}
void SceneTreeTimer::set_ignore_time_scale(bool p_ignore) {
ignore_time_scale = p_ignore;
}
bool SceneTreeTimer::is_ignore_time_scale() {
return ignore_time_scale;
}
void SceneTreeTimer::release_connections() {
List<Connection> signal_connections;
get_all_signal_connections(&signal_connections);
for (const Connection &connection : signal_connections) {
disconnect(connection.signal.get_name(), connection.callable);
}
}
SceneTreeTimer::SceneTreeTimer() {}
void SceneTree::tree_changed() {
tree_version++;
emit_signal(tree_changed_name);
}
void SceneTree::node_added(Node *p_node) {
emit_signal(node_added_name, p_node);
}
void SceneTree::node_removed(Node *p_node) {
if (current_scene == p_node) {
current_scene = nullptr;
}
emit_signal(node_removed_name, p_node);
if (call_lock > 0) {
call_skip.insert(p_node);
}
}
void SceneTree::node_renamed(Node *p_node) {
emit_signal(node_renamed_name, p_node);
}
SceneTree::Group *SceneTree::add_to_group(const StringName &p_group, Node *p_node) {
HashMap<StringName, Group>::Iterator E = group_map.find(p_group);
if (!E) {
E = group_map.insert(p_group, Group());
}
ERR_FAIL_COND_V_MSG(E->value.nodes.has(p_node), &E->value, "Already in group: " + p_group + ".");
E->value.nodes.push_back(p_node);
//E->value.last_tree_version=0;
E->value.changed = true;
return &E->value;
}
void SceneTree::remove_from_group(const StringName &p_group, Node *p_node) {
HashMap<StringName, Group>::Iterator E = group_map.find(p_group);
ERR_FAIL_COND(!E);
E->value.nodes.erase(p_node);
if (E->value.nodes.is_empty()) {
group_map.remove(E);
}
}
void SceneTree::make_group_changed(const StringName &p_group) {
HashMap<StringName, Group>::Iterator E = group_map.find(p_group);
if (E) {
E->value.changed = true;
}
}
void SceneTree::flush_transform_notifications() {
SelfList<Node> *n = xform_change_list.first();
while (n) {
Node *node = n->self();
SelfList<Node> *nx = n->next();
xform_change_list.remove(n);
n = nx;
node->notification(NOTIFICATION_TRANSFORM_CHANGED);
}
}
void SceneTree::_flush_ugc() {
ugc_locked = true;
while (unique_group_calls.size()) {
HashMap<UGCall, Vector<Variant>, UGCall>::Iterator E = unique_group_calls.begin();
const Variant **argptrs = (const Variant **)alloca(E->value.size() * sizeof(Variant *));
for (int i = 0; i < E->value.size(); i++) {
argptrs[i] = &E->value[i];
}
call_group_flagsp(GROUP_CALL_DEFAULT, E->key.group, E->key.call, argptrs, E->value.size());
unique_group_calls.remove(E);
}
ugc_locked = false;
}
void SceneTree::_update_group_order(Group &g, bool p_use_priority) {
if (!g.changed) {
return;
}
if (g.nodes.is_empty()) {
return;
}
Node **gr_nodes = g.nodes.ptrw();
int gr_node_count = g.nodes.size();
if (p_use_priority) {
SortArray<Node *, Node::ComparatorWithPriority> node_sort;
node_sort.sort(gr_nodes, gr_node_count);
} else {
SortArray<Node *, Node::Comparator> node_sort;
node_sort.sort(gr_nodes, gr_node_count);
}
g.changed = false;
}
void SceneTree::call_group_flagsp(uint32_t p_call_flags, const StringName &p_group, const StringName &p_function, const Variant **p_args, int p_argcount) {
HashMap<StringName, Group>::Iterator E = group_map.find(p_group);
if (!E) {
return;
}
Group &g = E->value;
if (g.nodes.is_empty()) {
return;
}
if (p_call_flags & GROUP_CALL_UNIQUE && p_call_flags & GROUP_CALL_DEFERRED) {
ERR_FAIL_COND(ugc_locked);
UGCall ug;
ug.call = p_function;
ug.group = p_group;
if (unique_group_calls.has(ug)) {
return;
}
Vector<Variant> args;
for (int i = 0; i < p_argcount; i++) {
args.push_back(*p_args[i]);
}
unique_group_calls[ug] = args;
return;
}
_update_group_order(g);
Vector<Node *> nodes_copy = g.nodes;
Node **gr_nodes = nodes_copy.ptrw();
int gr_node_count = nodes_copy.size();
call_lock++;
if (p_call_flags & GROUP_CALL_REVERSE) {
for (int i = gr_node_count - 1; i >= 0; i--) {
if (call_lock && call_skip.has(gr_nodes[i])) {
continue;
}
if (!(p_call_flags & GROUP_CALL_DEFERRED)) {
Callable::CallError ce;
gr_nodes[i]->callp(p_function, p_args, p_argcount, ce);
} else {
MessageQueue::get_singleton()->push_callp(gr_nodes[i], p_function, p_args, p_argcount);
}
}
} else {
for (int i = 0; i < gr_node_count; i++) {
if (call_lock && call_skip.has(gr_nodes[i])) {
continue;
}
if (!(p_call_flags & GROUP_CALL_DEFERRED)) {
Callable::CallError ce;
gr_nodes[i]->callp(p_function, p_args, p_argcount, ce);
} else {
MessageQueue::get_singleton()->push_callp(gr_nodes[i], p_function, p_args, p_argcount);
}
}
}
call_lock--;
if (call_lock == 0) {
call_skip.clear();
}
}
void SceneTree::notify_group_flags(uint32_t p_call_flags, const StringName &p_group, int p_notification) {
HashMap<StringName, Group>::Iterator E = group_map.find(p_group);
if (!E) {
return;
}
Group &g = E->value;
if (g.nodes.is_empty()) {
return;
}
_update_group_order(g);
Vector<Node *> nodes_copy = g.nodes;
Node **gr_nodes = nodes_copy.ptrw();
int gr_node_count = nodes_copy.size();
call_lock++;
if (p_call_flags & GROUP_CALL_REVERSE) {
for (int i = gr_node_count - 1; i >= 0; i--) {
if (call_lock && call_skip.has(gr_nodes[i])) {
continue;
}
if (!(p_call_flags & GROUP_CALL_DEFERRED)) {
gr_nodes[i]->notification(p_notification);
} else {
MessageQueue::get_singleton()->push_notification(gr_nodes[i], p_notification);
}
}
} else {
for (int i = 0; i < gr_node_count; i++) {
if (call_lock && call_skip.has(gr_nodes[i])) {
continue;
}
if (!(p_call_flags & GROUP_CALL_DEFERRED)) {
gr_nodes[i]->notification(p_notification);
} else {
MessageQueue::get_singleton()->push_notification(gr_nodes[i], p_notification);
}
}
}
call_lock--;
if (call_lock == 0) {
call_skip.clear();
}
}
void SceneTree::set_group_flags(uint32_t p_call_flags, const StringName &p_group, const String &p_name, const Variant &p_value) {
HashMap<StringName, Group>::Iterator E = group_map.find(p_group);
if (!E) {
return;
}
Group &g = E->value;
if (g.nodes.is_empty()) {
return;
}
_update_group_order(g);
Vector<Node *> nodes_copy = g.nodes;
Node **gr_nodes = nodes_copy.ptrw();
int gr_node_count = nodes_copy.size();
call_lock++;
if (p_call_flags & GROUP_CALL_REVERSE) {
for (int i = gr_node_count - 1; i >= 0; i--) {
if (call_lock && call_skip.has(gr_nodes[i])) {
continue;
}
if (!(p_call_flags & GROUP_CALL_DEFERRED)) {
gr_nodes[i]->set(p_name, p_value);
} else {
MessageQueue::get_singleton()->push_set(gr_nodes[i], p_name, p_value);
}
}
} else {
for (int i = 0; i < gr_node_count; i++) {
if (call_lock && call_skip.has(gr_nodes[i])) {
continue;
}
if (!(p_call_flags & GROUP_CALL_DEFERRED)) {
gr_nodes[i]->set(p_name, p_value);
} else {
MessageQueue::get_singleton()->push_set(gr_nodes[i], p_name, p_value);
}
}
}
call_lock--;
if (call_lock == 0) {
call_skip.clear();
}
}
void SceneTree::notify_group(const StringName &p_group, int p_notification) {
notify_group_flags(GROUP_CALL_DEFAULT, p_group, p_notification);
}
void SceneTree::set_group(const StringName &p_group, const String &p_name, const Variant &p_value) {
set_group_flags(GROUP_CALL_DEFAULT, p_group, p_name, p_value);
}
void SceneTree::initialize() {
ERR_FAIL_COND(!root);
initialized = true;
root->_set_tree(this);
MainLoop::initialize();
}
bool SceneTree::physics_process(double p_time) {
root_lock++;
current_frame++;
flush_transform_notifications();
MainLoop::physics_process(p_time);
physics_process_time = p_time;
emit_signal(SNAME("physics_frame"));
_notify_group_pause(SNAME("_physics_process_internal"), Node::NOTIFICATION_INTERNAL_PHYSICS_PROCESS);
call_group(SNAME("_picking_viewports"), SNAME("_process_picking"));
_notify_group_pause(SNAME("_physics_process"), Node::NOTIFICATION_PHYSICS_PROCESS);
_flush_ugc();
MessageQueue::get_singleton()->flush(); //small little hack
process_timers(p_time, true); //go through timers
process_tweens(p_time, true);
flush_transform_notifications();
root_lock--;
_flush_delete_queue();
_call_idle_callbacks();
return _quit;
}
bool SceneTree::process(double p_time) {
root_lock++;
MainLoop::process(p_time);
process_time = p_time;
if (multiplayer_poll) {
multiplayer->poll();
for (KeyValue<NodePath, Ref<MultiplayerAPI>> &E : custom_multiplayers) {
E.value->poll();
}
}
emit_signal(SNAME("process_frame"));
MessageQueue::get_singleton()->flush(); //small little hack
flush_transform_notifications();
_notify_group_pause(SNAME("_process_internal"), Node::NOTIFICATION_INTERNAL_PROCESS);
_notify_group_pause(SNAME("_process"), Node::NOTIFICATION_PROCESS);
_flush_ugc();
MessageQueue::get_singleton()->flush(); //small little hack
flush_transform_notifications(); //transforms after world update, to avoid unnecessary enter/exit notifications
root_lock--;
_flush_delete_queue();
process_timers(p_time, false); //go through timers
process_tweens(p_time, false);
flush_transform_notifications(); //additional transforms after timers update
_call_idle_callbacks();
#ifdef TOOLS_ENABLED
#ifndef _3D_DISABLED
if (Engine::get_singleton()->is_editor_hint()) {
//simple hack to reload fallback environment if it changed from editor
String env_path = GLOBAL_GET(SNAME("rendering/environment/defaults/default_environment"));
env_path = env_path.strip_edges(); //user may have added a space or two
String cpath;
Ref<Environment> fallback = get_root()->get_world_3d()->get_fallback_environment();
if (fallback.is_valid()) {
cpath = fallback->get_path();
}
if (cpath != env_path) {
if (!env_path.is_empty()) {
fallback = ResourceLoader::load(env_path);
if (fallback.is_null()) {
//could not load fallback, set as empty
ProjectSettings::get_singleton()->set("rendering/environment/defaults/default_environment", "");
}
} else {
fallback.unref();
}
get_root()->get_world_3d()->set_fallback_environment(fallback);
}
}
#endif // _3D_DISABLED
#endif // TOOLS_ENABLED
return _quit;
}
void SceneTree::process_timers(double p_delta, bool p_physics_frame) {
List<Ref<SceneTreeTimer>>::Element *L = timers.back(); //last element
for (List<Ref<SceneTreeTimer>>::Element *E = timers.front(); E;) {
List<Ref<SceneTreeTimer>>::Element *N = E->next();
if ((paused && !E->get()->is_process_always()) || (E->get()->is_process_in_physics() != p_physics_frame)) {
if (E == L) {
break; //break on last, so if new timers were added during list traversal, ignore them.
}
E = N;
continue;
}
double time_left = E->get()->get_time_left();
if (E->get()->is_ignore_time_scale()) {
time_left -= Engine::get_singleton()->get_process_step();
} else {
time_left -= p_delta;
}
E->get()->set_time_left(time_left);
if (time_left <= 0) {
E->get()->emit_signal(SNAME("timeout"));
timers.erase(E);
}
if (E == L) {
break; //break on last, so if new timers were added during list traversal, ignore them.
}
E = N;
}
}
void SceneTree::process_tweens(double p_delta, bool p_physics) {
// This methods works similarly to how SceneTreeTimers are handled.
List<Ref<Tween>>::Element *L = tweens.back();
for (List<Ref<Tween>>::Element *E = tweens.front(); E;) {
List<Ref<Tween>>::Element *N = E->next();
// Don't process if paused or process mode doesn't match.
if (!E->get()->can_process(paused) || (p_physics == (E->get()->get_process_mode() == Tween::TWEEN_PROCESS_IDLE))) {
if (E == L) {
break;
}
E = N;
continue;
}
if (!E->get()->step(p_delta)) {
E->get()->clear();
tweens.erase(E);
}
if (E == L) {
break;
}
E = N;
}
}
void SceneTree::finalize() {
_flush_delete_queue();
_flush_ugc();
initialized = false;
MainLoop::finalize();
if (root) {
root->_set_tree(nullptr);
root->_propagate_after_exit_tree();
memdelete(root); //delete root
root = nullptr;
}
// In case deletion of some objects was queued when destructing the `root`.
// E.g. if `queue_free()` was called for some node outside the tree when handling NOTIFICATION_PREDELETE for some node in the tree.
_flush_delete_queue();
// Cleanup timers.
for (Ref<SceneTreeTimer> &timer : timers) {
timer->release_connections();
}
timers.clear();
// Cleanup tweens.
for (Ref<Tween> &tween : tweens) {
tween->clear();
}
tweens.clear();
}
void SceneTree::quit(int p_exit_code) {
OS::get_singleton()->set_exit_code(p_exit_code);
_quit = true;
}
void SceneTree::_main_window_close() {
if (accept_quit) {
_quit = true;
}
}
void SceneTree::_main_window_go_back() {
if (quit_on_go_back) {
_quit = true;
}
}
void SceneTree::_main_window_focus_in() {
Input *id = Input::get_singleton();
if (id) {
id->ensure_touch_mouse_raised();
}
}
void SceneTree::_notification(int p_notification) {
switch (p_notification) {
case NOTIFICATION_TRANSLATION_CHANGED: {
if (!Engine::get_singleton()->is_editor_hint()) {
get_root()->propagate_notification(p_notification);
}
} break;
case NOTIFICATION_OS_MEMORY_WARNING:
case NOTIFICATION_OS_IME_UPDATE:
case NOTIFICATION_WM_ABOUT:
case NOTIFICATION_CRASH:
case NOTIFICATION_APPLICATION_RESUMED:
case NOTIFICATION_APPLICATION_PAUSED:
case NOTIFICATION_APPLICATION_FOCUS_IN:
case NOTIFICATION_APPLICATION_FOCUS_OUT: {
// Pass these to nodes, since they are mirrored.
get_root()->propagate_notification(p_notification);
} break;
}
}
bool SceneTree::is_auto_accept_quit() const {
return accept_quit;
}
void SceneTree::set_auto_accept_quit(bool p_enable) {
accept_quit = p_enable;
}
bool SceneTree::is_quit_on_go_back() const {
return quit_on_go_back;
}
void SceneTree::set_quit_on_go_back(bool p_enable) {
quit_on_go_back = p_enable;
}
#ifdef TOOLS_ENABLED
bool SceneTree::is_node_being_edited(const Node *p_node) const {
return Engine::get_singleton()->is_editor_hint() && edited_scene_root && (edited_scene_root->is_ancestor_of(p_node) || edited_scene_root == p_node);
}
#endif
#ifdef DEBUG_ENABLED
void SceneTree::set_debug_collisions_hint(bool p_enabled) {
debug_collisions_hint = p_enabled;
}
bool SceneTree::is_debugging_collisions_hint() const {
return debug_collisions_hint;
}
void SceneTree::set_debug_paths_hint(bool p_enabled) {
debug_paths_hint = p_enabled;
}
bool SceneTree::is_debugging_paths_hint() const {
return debug_paths_hint;
}
void SceneTree::set_debug_navigation_hint(bool p_enabled) {
debug_navigation_hint = p_enabled;
}
bool SceneTree::is_debugging_navigation_hint() const {
return debug_navigation_hint;
}
#endif
void SceneTree::set_debug_collisions_color(const Color &p_color) {
debug_collisions_color = p_color;
}
Color SceneTree::get_debug_collisions_color() const {
return debug_collisions_color;
}
void SceneTree::set_debug_collision_contact_color(const Color &p_color) {
debug_collision_contact_color = p_color;
}
Color SceneTree::get_debug_collision_contact_color() const {
return debug_collision_contact_color;
}
void SceneTree::set_debug_paths_color(const Color &p_color) {
debug_paths_color = p_color;
}
Color SceneTree::get_debug_paths_color() const {
return debug_paths_color;
}
void SceneTree::set_debug_paths_width(float p_width) {
debug_paths_width = p_width;
}
float SceneTree::get_debug_paths_width() const {
return debug_paths_width;
}
Ref<Material> SceneTree::get_debug_paths_material() {
if (debug_paths_material.is_valid()) {
return debug_paths_material;
}
Ref<StandardMaterial3D> _debug_material = Ref<StandardMaterial3D>(memnew(StandardMaterial3D));
_debug_material->set_shading_mode(StandardMaterial3D::SHADING_MODE_UNSHADED);
_debug_material->set_transparency(StandardMaterial3D::TRANSPARENCY_ALPHA);
_debug_material->set_flag(StandardMaterial3D::FLAG_SRGB_VERTEX_COLOR, true);
_debug_material->set_flag(StandardMaterial3D::FLAG_ALBEDO_FROM_VERTEX_COLOR, true);
_debug_material->set_albedo(get_debug_paths_color());
debug_paths_material = _debug_material;
return debug_paths_material;
}
Ref<Material> SceneTree::get_debug_collision_material() {
if (collision_material.is_valid()) {
return collision_material;
}
Ref<StandardMaterial3D> line_material = Ref<StandardMaterial3D>(memnew(StandardMaterial3D));
line_material->set_shading_mode(StandardMaterial3D::SHADING_MODE_UNSHADED);
line_material->set_transparency(StandardMaterial3D::TRANSPARENCY_ALPHA);
line_material->set_flag(StandardMaterial3D::FLAG_SRGB_VERTEX_COLOR, true);
line_material->set_flag(StandardMaterial3D::FLAG_ALBEDO_FROM_VERTEX_COLOR, true);
line_material->set_albedo(get_debug_collisions_color());
collision_material = line_material;
return collision_material;
}
Ref<ArrayMesh> SceneTree::get_debug_contact_mesh() {
if (debug_contact_mesh.is_valid()) {
return debug_contact_mesh;
}
debug_contact_mesh = Ref<ArrayMesh>(memnew(ArrayMesh));
Ref<StandardMaterial3D> mat = Ref<StandardMaterial3D>(memnew(StandardMaterial3D));
mat->set_shading_mode(StandardMaterial3D::SHADING_MODE_UNSHADED);
mat->set_transparency(StandardMaterial3D::TRANSPARENCY_ALPHA);
mat->set_flag(StandardMaterial3D::FLAG_SRGB_VERTEX_COLOR, true);
mat->set_flag(StandardMaterial3D::FLAG_ALBEDO_FROM_VERTEX_COLOR, true);
mat->set_albedo(get_debug_collision_contact_color());
Vector3 diamond[6] = {
Vector3(-1, 0, 0),
Vector3(1, 0, 0),
Vector3(0, -1, 0),
Vector3(0, 1, 0),
Vector3(0, 0, -1),
Vector3(0, 0, 1)
};
/* clang-format off */
int diamond_faces[8 * 3] = {
0, 2, 4,
0, 3, 4,
1, 2, 4,
1, 3, 4,
0, 2, 5,
0, 3, 5,
1, 2, 5,
1, 3, 5,
};
/* clang-format on */
Vector<int> indices;
for (int i = 0; i < 8 * 3; i++) {
indices.push_back(diamond_faces[i]);
}
Vector<Vector3> vertices;
for (int i = 0; i < 6; i++) {
vertices.push_back(diamond[i] * 0.1);
}
Array arr;
arr.resize(Mesh::ARRAY_MAX);
arr[Mesh::ARRAY_VERTEX] = vertices;
arr[Mesh::ARRAY_INDEX] = indices;
debug_contact_mesh->add_surface_from_arrays(Mesh::PRIMITIVE_TRIANGLES, arr);
debug_contact_mesh->surface_set_material(0, mat);
return debug_contact_mesh;
}
void SceneTree::set_pause(bool p_enabled) {
if (p_enabled == paused) {
return;
}
paused = p_enabled;
PhysicsServer3D::get_singleton()->set_active(!p_enabled);
PhysicsServer2D::get_singleton()->set_active(!p_enabled);
if (get_root()) {
get_root()->_propagate_pause_notification(p_enabled);
}
}
bool SceneTree::is_paused() const {
return paused;
}
void SceneTree::_notify_group_pause(const StringName &p_group, int p_notification) {
HashMap<StringName, Group>::Iterator E = group_map.find(p_group);
if (!E) {
return;
}
Group &g = E->value;
if (g.nodes.is_empty()) {
return;
}
_update_group_order(g, p_notification == Node::NOTIFICATION_PROCESS || p_notification == Node::NOTIFICATION_INTERNAL_PROCESS || p_notification == Node::NOTIFICATION_PHYSICS_PROCESS || p_notification == Node::NOTIFICATION_INTERNAL_PHYSICS_PROCESS);
//copy, so copy on write happens in case something is removed from process while being called
//performance is not lost because only if something is added/removed the vector is copied.
Vector<Node *> nodes_copy = g.nodes;
int gr_node_count = nodes_copy.size();
Node **gr_nodes = nodes_copy.ptrw();
call_lock++;
for (int i = 0; i < gr_node_count; i++) {
Node *n = gr_nodes[i];
if (call_lock && call_skip.has(n)) {
continue;
}
if (!n->can_process()) {
continue;
}
if (!n->can_process_notification(p_notification)) {
continue;
}
n->notification(p_notification);
//ERR_FAIL_COND(gr_node_count != g.nodes.size());
}
call_lock--;
if (call_lock == 0) {
call_skip.clear();
}
}
void SceneTree::_call_input_pause(const StringName &p_group, CallInputType p_call_type, const Ref<InputEvent> &p_input, Viewport *p_viewport) {
HashMap<StringName, Group>::Iterator E = group_map.find(p_group);
if (!E) {
return;
}
Group &g = E->value;
if (g.nodes.is_empty()) {
return;
}
_update_group_order(g);
//copy, so copy on write happens in case something is removed from process while being called
//performance is not lost because only if something is added/removed the vector is copied.
Vector<Node *> nodes_copy = g.nodes;
int gr_node_count = nodes_copy.size();
Node **gr_nodes = nodes_copy.ptrw();
call_lock++;
Vector<ObjectID> no_context_node_ids; // Nodes may be deleted due to this shortcut input.
for (int i = gr_node_count - 1; i >= 0; i--) {
if (p_viewport->is_input_handled()) {
break;
}
Node *n = gr_nodes[i];
if (call_lock && call_skip.has(n)) {
continue;
}
if (!n->can_process()) {
continue;
}
switch (p_call_type) {
case CALL_INPUT_TYPE_INPUT:
n->_call_input(p_input);
break;
case CALL_INPUT_TYPE_SHORTCUT_INPUT: {
const Control *c = Object::cast_to<Control>(n);
if (c) {
// If calling shortcut input on a control, ensure it respects the shortcut context.
// Shortcut context (based on focus) only makes sense for controls (UI), so don't need to worry about it for nodes
if (c->get_shortcut_context() == nullptr) {
no_context_node_ids.append(n->get_instance_id());
continue;
}
if (!c->is_focus_owner_in_shortcut_context()) {
continue;
}
}
n->_call_shortcut_input(p_input);
break;
}
case CALL_INPUT_TYPE_UNHANDLED_INPUT:
n->_call_unhandled_input(p_input);
break;
case CALL_INPUT_TYPE_UNHANDLED_KEY_INPUT:
n->_call_unhandled_key_input(p_input);
break;
}
}
for (const ObjectID &id : no_context_node_ids) {
if (p_viewport->is_input_handled()) {
break;
}
Node *n = Object::cast_to<Node>(ObjectDB::get_instance(id));
if (n) {
n->_call_shortcut_input(p_input);
}
}
call_lock--;
if (call_lock == 0) {
call_skip.clear();
}
}
void SceneTree::_call_group_flags(const Variant **p_args, int p_argcount, Callable::CallError &r_error) {
r_error.error = Callable::CallError::CALL_OK;
ERR_FAIL_COND(p_argcount < 3);
ERR_FAIL_COND(!p_args[0]->is_num());
ERR_FAIL_COND(p_args[1]->get_type() != Variant::STRING_NAME && p_args[1]->get_type() != Variant::STRING);
ERR_FAIL_COND(p_args[2]->get_type() != Variant::STRING_NAME && p_args[2]->get_type() != Variant::STRING);
int flags = *p_args[0];
StringName group = *p_args[1];
StringName method = *p_args[2];
call_group_flagsp(flags, group, method, p_args + 3, p_argcount - 3);
}
void SceneTree::_call_group(const Variant **p_args, int p_argcount, Callable::CallError &r_error) {
r_error.error = Callable::CallError::CALL_OK;
ERR_FAIL_COND(p_argcount < 2);
ERR_FAIL_COND(p_args[0]->get_type() != Variant::STRING_NAME && p_args[0]->get_type() != Variant::STRING);
ERR_FAIL_COND(p_args[1]->get_type() != Variant::STRING_NAME && p_args[1]->get_type() != Variant::STRING);
StringName group = *p_args[0];
StringName method = *p_args[1];
call_group_flagsp(GROUP_CALL_DEFAULT, group, method, p_args + 2, p_argcount - 2);
}
int64_t SceneTree::get_frame() const {
return current_frame;
}
TypedArray<Node> SceneTree::_get_nodes_in_group(const StringName &p_group) {
TypedArray<Node> ret;
HashMap<StringName, Group>::Iterator E = group_map.find(p_group);
if (!E) {
return ret;
}
_update_group_order(E->value); //update order just in case
int nc = E->value.nodes.size();
if (nc == 0) {
return ret;
}
ret.resize(nc);
Node **ptr = E->value.nodes.ptrw();
for (int i = 0; i < nc; i++) {
ret[i] = ptr[i];
}
return ret;
}
bool SceneTree::has_group(const StringName &p_identifier) const {
return group_map.has(p_identifier);
}
Node *SceneTree::get_first_node_in_group(const StringName &p_group) {
HashMap<StringName, Group>::Iterator E = group_map.find(p_group);
if (!E) {
return nullptr; // No group.
}
_update_group_order(E->value); // Update order just in case.
if (E->value.nodes.is_empty()) {
return nullptr;
}
return E->value.nodes[0];
}
void SceneTree::get_nodes_in_group(const StringName &p_group, List<Node *> *p_list) {
HashMap<StringName, Group>::Iterator E = group_map.find(p_group);
if (!E) {
return;
}
_update_group_order(E->value); //update order just in case
int nc = E->value.nodes.size();
if (nc == 0) {
return;
}
Node **ptr = E->value.nodes.ptrw();
for (int i = 0; i < nc; i++) {
p_list->push_back(ptr[i]);
}
}
void SceneTree::_flush_delete_queue() {
_THREAD_SAFE_METHOD_
while (delete_queue.size()) {
Object *obj = ObjectDB::get_instance(delete_queue.front()->get());
if (obj) {
memdelete(obj);
}
delete_queue.pop_front();
}
}
void SceneTree::queue_delete(Object *p_object) {
_THREAD_SAFE_METHOD_
ERR_FAIL_NULL(p_object);
p_object->_is_queued_for_deletion = true;
delete_queue.push_back(p_object->get_instance_id());
}
int SceneTree::get_node_count() const {
return node_count;
}
void SceneTree::set_edited_scene_root(Node *p_node) {
#ifdef TOOLS_ENABLED
edited_scene_root = p_node;
#endif
}
Node *SceneTree::get_edited_scene_root() const {
#ifdef TOOLS_ENABLED
return edited_scene_root;
#else
return nullptr;
#endif
}
void SceneTree::set_current_scene(Node *p_scene) {
ERR_FAIL_COND(p_scene && p_scene->get_parent() != root);
current_scene = p_scene;
}
Node *SceneTree::get_current_scene() const {
return current_scene;
}
void SceneTree::_change_scene(Node *p_to) {
if (current_scene) {
memdelete(current_scene);
current_scene = nullptr;
}
// If we're quitting, abort.
if (unlikely(_quit)) {
if (p_to) { // Prevent memory leak.
memdelete(p_to);
}
return;
}
if (p_to) {
current_scene = p_to;
root->add_child(p_to);
root->update_mouse_cursor_shape();
}
}
Error SceneTree::change_scene_to_file(const String &p_path) {
Ref<PackedScene> new_scene = ResourceLoader::load(p_path);
if (new_scene.is_null()) {
return ERR_CANT_OPEN;
}
return change_scene_to_packed(new_scene);
}
Error SceneTree::change_scene_to_packed(const Ref<PackedScene> &p_scene) {
ERR_FAIL_COND_V_MSG(p_scene.is_null(), ERR_INVALID_PARAMETER, "Can't change to a null scene. Use unload_current_scene() if you wish to unload it.");
Node *new_scene = p_scene->instantiate();
ERR_FAIL_COND_V(!new_scene, ERR_CANT_CREATE);
call_deferred(SNAME("_change_scene"), new_scene);
return OK;
}
Error SceneTree::reload_current_scene() {
ERR_FAIL_COND_V(!current_scene, ERR_UNCONFIGURED);
String fname = current_scene->get_scene_file_path();
return change_scene_to_file(fname);
}
void SceneTree::unload_current_scene() {
if (current_scene) {
memdelete(current_scene);
current_scene = nullptr;
}
}
void SceneTree::add_current_scene(Node *p_current) {
current_scene = p_current;
root->add_child(p_current);
}
Ref<SceneTreeTimer> SceneTree::create_timer(double p_delay_sec, bool p_process_always, bool p_process_in_physics, bool p_ignore_time_scale) {
Ref<SceneTreeTimer> stt;
stt.instantiate();
stt->set_process_always(p_process_always);
stt->set_time_left(p_delay_sec);
stt->set_process_in_physics(p_process_in_physics);
stt->set_ignore_time_scale(p_ignore_time_scale);
timers.push_back(stt);
return stt;
}
Ref<Tween> SceneTree::create_tween() {
Ref<Tween> tween = memnew(Tween(true));
tweens.push_back(tween);
return tween;
}
TypedArray<Tween> SceneTree::get_processed_tweens() {
TypedArray<Tween> ret;
ret.resize(tweens.size());
int i = 0;
for (const Ref<Tween> &tween : tweens) {
ret[i] = tween;
i++;
}
return ret;
}
Ref<MultiplayerAPI> SceneTree::get_multiplayer(const NodePath &p_for_path) const {
Ref<MultiplayerAPI> out = multiplayer;
for (const KeyValue<NodePath, Ref<MultiplayerAPI>> &E : custom_multiplayers) {
const Vector<StringName> snames = E.key.get_names();
const Vector<StringName> tnames = p_for_path.get_names();
if (tnames.size() < snames.size()) {
continue;
}
const StringName *sptr = snames.ptr();
const StringName *nptr = tnames.ptr();
bool valid = true;
for (int i = 0; i < snames.size(); i++) {
if (sptr[i] != nptr[i]) {
valid = false;
break;
}
}
if (valid) {
out = E.value;
break;
}
}
return out;
}
void SceneTree::set_multiplayer(Ref<MultiplayerAPI> p_multiplayer, const NodePath &p_root_path) {
if (p_root_path.is_empty()) {
ERR_FAIL_COND(!p_multiplayer.is_valid());
if (multiplayer.is_valid()) {
multiplayer->object_configuration_remove(nullptr, NodePath("/" + root->get_name()));
}
multiplayer = p_multiplayer;
multiplayer->object_configuration_add(nullptr, NodePath("/" + root->get_name()));
} else {
if (custom_multiplayers.has(p_root_path)) {
custom_multiplayers[p_root_path]->object_configuration_remove(nullptr, p_root_path);
}
if (p_multiplayer.is_valid()) {
custom_multiplayers[p_root_path] = p_multiplayer;
p_multiplayer->object_configuration_add(nullptr, p_root_path);
}
}
}
void SceneTree::set_multiplayer_poll_enabled(bool p_enabled) {
multiplayer_poll = p_enabled;
}
bool SceneTree::is_multiplayer_poll_enabled() const {
return multiplayer_poll;
}
void SceneTree::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_root"), &SceneTree::get_root);
ClassDB::bind_method(D_METHOD("has_group", "name"), &SceneTree::has_group);
ClassDB::bind_method(D_METHOD("is_auto_accept_quit"), &SceneTree::is_auto_accept_quit);
ClassDB::bind_method(D_METHOD("set_auto_accept_quit", "enabled"), &SceneTree::set_auto_accept_quit);
ClassDB::bind_method(D_METHOD("is_quit_on_go_back"), &SceneTree::is_quit_on_go_back);
ClassDB::bind_method(D_METHOD("set_quit_on_go_back", "enabled"), &SceneTree::set_quit_on_go_back);
ClassDB::bind_method(D_METHOD("set_debug_collisions_hint", "enable"), &SceneTree::set_debug_collisions_hint);
ClassDB::bind_method(D_METHOD("is_debugging_collisions_hint"), &SceneTree::is_debugging_collisions_hint);
ClassDB::bind_method(D_METHOD("set_debug_paths_hint", "enable"), &SceneTree::set_debug_paths_hint);
ClassDB::bind_method(D_METHOD("is_debugging_paths_hint"), &SceneTree::is_debugging_paths_hint);
ClassDB::bind_method(D_METHOD("set_debug_navigation_hint", "enable"), &SceneTree::set_debug_navigation_hint);
ClassDB::bind_method(D_METHOD("is_debugging_navigation_hint"), &SceneTree::is_debugging_navigation_hint);
ClassDB::bind_method(D_METHOD("set_edited_scene_root", "scene"), &SceneTree::set_edited_scene_root);
ClassDB::bind_method(D_METHOD("get_edited_scene_root"), &SceneTree::get_edited_scene_root);
ClassDB::bind_method(D_METHOD("set_pause", "enable"), &SceneTree::set_pause);
ClassDB::bind_method(D_METHOD("is_paused"), &SceneTree::is_paused);
ClassDB::bind_method(D_METHOD("create_timer", "time_sec", "process_always", "process_in_physics", "ignore_time_scale"), &SceneTree::create_timer, DEFVAL(true), DEFVAL(false), DEFVAL(false));
ClassDB::bind_method(D_METHOD("create_tween"), &SceneTree::create_tween);
ClassDB::bind_method(D_METHOD("get_processed_tweens"), &SceneTree::get_processed_tweens);
ClassDB::bind_method(D_METHOD("get_node_count"), &SceneTree::get_node_count);
ClassDB::bind_method(D_METHOD("get_frame"), &SceneTree::get_frame);
ClassDB::bind_method(D_METHOD("quit", "exit_code"), &SceneTree::quit, DEFVAL(EXIT_SUCCESS));
ClassDB::bind_method(D_METHOD("queue_delete", "obj"), &SceneTree::queue_delete);
MethodInfo mi;
mi.name = "call_group_flags";
mi.arguments.push_back(PropertyInfo(Variant::INT, "flags"));
mi.arguments.push_back(PropertyInfo(Variant::STRING_NAME, "group"));
mi.arguments.push_back(PropertyInfo(Variant::STRING_NAME, "method"));
ClassDB::bind_vararg_method(METHOD_FLAGS_DEFAULT, "call_group_flags", &SceneTree::_call_group_flags, mi);
ClassDB::bind_method(D_METHOD("notify_group_flags", "call_flags", "group", "notification"), &SceneTree::notify_group_flags);
ClassDB::bind_method(D_METHOD("set_group_flags", "call_flags", "group", "property", "value"), &SceneTree::set_group_flags);
MethodInfo mi2;
mi2.name = "call_group";
mi2.arguments.push_back(PropertyInfo(Variant::STRING_NAME, "group"));
mi2.arguments.push_back(PropertyInfo(Variant::STRING_NAME, "method"));
ClassDB::bind_vararg_method(METHOD_FLAGS_DEFAULT, "call_group", &SceneTree::_call_group, mi2);
ClassDB::bind_method(D_METHOD("notify_group", "group", "notification"), &SceneTree::notify_group);
ClassDB::bind_method(D_METHOD("set_group", "group", "property", "value"), &SceneTree::set_group);
ClassDB::bind_method(D_METHOD("get_nodes_in_group", "group"), &SceneTree::_get_nodes_in_group);
ClassDB::bind_method(D_METHOD("get_first_node_in_group", "group"), &SceneTree::get_first_node_in_group);
ClassDB::bind_method(D_METHOD("set_current_scene", "child_node"), &SceneTree::set_current_scene);
ClassDB::bind_method(D_METHOD("get_current_scene"), &SceneTree::get_current_scene);
ClassDB::bind_method(D_METHOD("change_scene_to_file", "path"), &SceneTree::change_scene_to_file);
ClassDB::bind_method(D_METHOD("change_scene_to_packed", "packed_scene"), &SceneTree::change_scene_to_packed);
ClassDB::bind_method(D_METHOD("reload_current_scene"), &SceneTree::reload_current_scene);
ClassDB::bind_method(D_METHOD("unload_current_scene"), &SceneTree::unload_current_scene);
ClassDB::bind_method(D_METHOD("_change_scene"), &SceneTree::_change_scene);
ClassDB::bind_method(D_METHOD("set_multiplayer", "multiplayer", "root_path"), &SceneTree::set_multiplayer, DEFVAL(NodePath()));
ClassDB::bind_method(D_METHOD("get_multiplayer", "for_path"), &SceneTree::get_multiplayer, DEFVAL(NodePath()));
ClassDB::bind_method(D_METHOD("set_multiplayer_poll_enabled", "enabled"), &SceneTree::set_multiplayer_poll_enabled);
ClassDB::bind_method(D_METHOD("is_multiplayer_poll_enabled"), &SceneTree::is_multiplayer_poll_enabled);
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "auto_accept_quit"), "set_auto_accept_quit", "is_auto_accept_quit");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "quit_on_go_back"), "set_quit_on_go_back", "is_quit_on_go_back");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "debug_collisions_hint"), "set_debug_collisions_hint", "is_debugging_collisions_hint");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "debug_paths_hint"), "set_debug_paths_hint", "is_debugging_paths_hint");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "debug_navigation_hint"), "set_debug_navigation_hint", "is_debugging_navigation_hint");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "paused"), "set_pause", "is_paused");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "edited_scene_root", PROPERTY_HINT_RESOURCE_TYPE, "Node", PROPERTY_USAGE_NONE), "set_edited_scene_root", "get_edited_scene_root");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "current_scene", PROPERTY_HINT_RESOURCE_TYPE, "Node", PROPERTY_USAGE_NONE), "set_current_scene", "get_current_scene");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "root", PROPERTY_HINT_RESOURCE_TYPE, "Node", PROPERTY_USAGE_NONE), "", "get_root");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "multiplayer_poll"), "set_multiplayer_poll_enabled", "is_multiplayer_poll_enabled");
ADD_SIGNAL(MethodInfo("tree_changed"));
ADD_SIGNAL(MethodInfo("tree_process_mode_changed")); //editor only signal, but due to API hash it can't be removed in run-time
ADD_SIGNAL(MethodInfo("node_added", PropertyInfo(Variant::OBJECT, "node", PROPERTY_HINT_RESOURCE_TYPE, "Node")));
ADD_SIGNAL(MethodInfo("node_removed", PropertyInfo(Variant::OBJECT, "node", PROPERTY_HINT_RESOURCE_TYPE, "Node")));
ADD_SIGNAL(MethodInfo("node_renamed", PropertyInfo(Variant::OBJECT, "node", PROPERTY_HINT_RESOURCE_TYPE, "Node")));
ADD_SIGNAL(MethodInfo("node_configuration_warning_changed", PropertyInfo(Variant::OBJECT, "node", PROPERTY_HINT_RESOURCE_TYPE, "Node")));
ADD_SIGNAL(MethodInfo("process_frame"));
ADD_SIGNAL(MethodInfo("physics_frame"));
BIND_ENUM_CONSTANT(GROUP_CALL_DEFAULT);
BIND_ENUM_CONSTANT(GROUP_CALL_REVERSE);
BIND_ENUM_CONSTANT(GROUP_CALL_DEFERRED);
BIND_ENUM_CONSTANT(GROUP_CALL_UNIQUE);
}
SceneTree *SceneTree::singleton = nullptr;
SceneTree::IdleCallback SceneTree::idle_callbacks[SceneTree::MAX_IDLE_CALLBACKS];
int SceneTree::idle_callback_count = 0;
void SceneTree::_call_idle_callbacks() {
for (int i = 0; i < idle_callback_count; i++) {
idle_callbacks[i]();
}
}
void SceneTree::add_idle_callback(IdleCallback p_callback) {
ERR_FAIL_COND(idle_callback_count >= MAX_IDLE_CALLBACKS);
idle_callbacks[idle_callback_count++] = p_callback;
}
void SceneTree::get_argument_options(const StringName &p_function, int p_idx, List<String> *r_options) const {
if (p_function == "change_scene_to_file") {
Ref<DirAccess> dir_access = DirAccess::create(DirAccess::ACCESS_RESOURCES);
List<String> directories;
directories.push_back(dir_access->get_current_dir());
while (!directories.is_empty()) {
dir_access->change_dir(directories.back()->get());
directories.pop_back();
dir_access->list_dir_begin();
String filename = dir_access->get_next();
while (!filename.is_empty()) {
if (filename == "." || filename == "..") {
filename = dir_access->get_next();
continue;
}
if (dir_access->dir_exists(filename)) {
directories.push_back(dir_access->get_current_dir().path_join(filename));
} else if (filename.ends_with(".tscn") || filename.ends_with(".scn")) {
r_options->push_back("\"" + dir_access->get_current_dir().path_join(filename) + "\"");
}
filename = dir_access->get_next();
}
}
}
}
SceneTree::SceneTree() {
if (singleton == nullptr) {
singleton = this;
}
debug_collisions_color = GLOBAL_DEF("debug/shapes/collision/shape_color", Color(0.0, 0.6, 0.7, 0.42));
debug_collision_contact_color = GLOBAL_DEF("debug/shapes/collision/contact_color", Color(1.0, 0.2, 0.1, 0.8));
debug_paths_color = GLOBAL_DEF("debug/shapes/paths/geometry_color", Color(0.1, 1.0, 0.7, 0.4));
debug_paths_width = GLOBAL_DEF("debug/shapes/paths/geometry_width", 2.0);
collision_debug_contacts = GLOBAL_DEF(PropertyInfo(Variant::INT, "debug/shapes/collision/max_contacts_displayed", PROPERTY_HINT_RANGE, "0,20000,1"), 10000);
GLOBAL_DEF("debug/shapes/collision/draw_2d_outlines", true);
Math::randomize();
// Create with mainloop.
root = memnew(Window);
root->set_min_size(Size2i(64, 64)); // Define a very small minimum window size to prevent bugs such as GH-37242.
root->set_process_mode(Node::PROCESS_MODE_PAUSABLE);
root->set_name("root");
root->set_title(GLOBAL_GET("application/config/name"));
if (Engine::get_singleton()->is_editor_hint()) {
root->set_wrap_controls(true);
}
#ifndef _3D_DISABLED
if (!root->get_world_3d().is_valid()) {
root->set_world_3d(Ref<World3D>(memnew(World3D)));
}
root->set_as_audio_listener_3d(true);
#endif // _3D_DISABLED
// Initialize network state.
set_multiplayer(MultiplayerAPI::create_default_interface());
root->set_as_audio_listener_2d(true);
current_scene = nullptr;
const int msaa_mode_2d = GLOBAL_DEF_BASIC(PropertyInfo(Variant::INT, "rendering/anti_aliasing/quality/msaa_2d", PROPERTY_HINT_ENUM, String::utf8("Disabled (Fastest),2× (Average),4× (Slow),8× (Slowest)")), 0);
root->set_msaa_2d(Viewport::MSAA(msaa_mode_2d));
const int msaa_mode_3d = GLOBAL_DEF_BASIC(PropertyInfo(Variant::INT, "rendering/anti_aliasing/quality/msaa_3d", PROPERTY_HINT_ENUM, String::utf8("Disabled (Fastest),2× (Average),4× (Slow),8× (Slowest)")), 0);
root->set_msaa_3d(Viewport::MSAA(msaa_mode_3d));
const bool transparent_background = GLOBAL_DEF("rendering/viewport/transparent_background", false);
root->set_transparent_background(transparent_background);
const int ssaa_mode = GLOBAL_DEF_BASIC(PropertyInfo(Variant::INT, "rendering/anti_aliasing/quality/screen_space_aa", PROPERTY_HINT_ENUM, "Disabled (Fastest),FXAA (Fast)"), 0);
root->set_screen_space_aa(Viewport::ScreenSpaceAA(ssaa_mode));
const bool use_taa = GLOBAL_DEF_BASIC("rendering/anti_aliasing/quality/use_taa", false);
root->set_use_taa(use_taa);
const bool use_debanding = GLOBAL_DEF("rendering/anti_aliasing/quality/use_debanding", false);
root->set_use_debanding(use_debanding);
const bool use_occlusion_culling = GLOBAL_DEF("rendering/occlusion_culling/use_occlusion_culling", false);
root->set_use_occlusion_culling(use_occlusion_culling);
float mesh_lod_threshold = GLOBAL_DEF(PropertyInfo(Variant::FLOAT, "rendering/mesh_lod/lod_change/threshold_pixels", PROPERTY_HINT_RANGE, "0,1024,0.1"), 1.0);
root->set_mesh_lod_threshold(mesh_lod_threshold);
bool snap_2d_transforms = GLOBAL_DEF("rendering/2d/snap/snap_2d_transforms_to_pixel", false);
root->set_snap_2d_transforms_to_pixel(snap_2d_transforms);
bool snap_2d_vertices = GLOBAL_DEF("rendering/2d/snap/snap_2d_vertices_to_pixel", false);
root->set_snap_2d_vertices_to_pixel(snap_2d_vertices);
// We setup VRS for the main viewport here, in the editor this will have little effect.
const int vrs_mode = GLOBAL_DEF(PropertyInfo(Variant::INT, "rendering/vrs/mode", PROPERTY_HINT_ENUM, String::utf8("Disabled,Texture,XR")), 0);
root->set_vrs_mode(Viewport::VRSMode(vrs_mode));
const String vrs_texture_path = String(GLOBAL_DEF(PropertyInfo(Variant::STRING, "rendering/vrs/texture", PROPERTY_HINT_FILE, "*.bmp,*.png,*.tga,*.webp"), String())).strip_edges();
if (vrs_mode == 1 && !vrs_texture_path.is_empty()) {
Ref<Image> vrs_image;
vrs_image.instantiate();
Error load_err = ImageLoader::load_image(vrs_texture_path, vrs_image);
if (load_err) {
ERR_PRINT("Non-existing or invalid VRS texture at '" + vrs_texture_path + "'.");
} else {
Ref<ImageTexture> vrs_texture;
vrs_texture.instantiate();
vrs_texture->create_from_image(vrs_image);
root->set_vrs_texture(vrs_texture);
}
}
int shadowmap_size = GLOBAL_DEF(PropertyInfo(Variant::INT, "rendering/lights_and_shadows/positional_shadow/atlas_size", PROPERTY_HINT_RANGE, "256,16384"), 4096);
GLOBAL_DEF("rendering/lights_and_shadows/positional_shadow/atlas_size.mobile", 2048);
bool shadowmap_16_bits = GLOBAL_DEF("rendering/lights_and_shadows/positional_shadow/atlas_16_bits", true);
int atlas_q0 = GLOBAL_DEF(PropertyInfo(Variant::INT, "rendering/lights_and_shadows/positional_shadow/atlas_quadrant_0_subdiv", PROPERTY_HINT_ENUM, "Disabled,1 Shadow,4 Shadows,16 Shadows,64 Shadows,256 Shadows,1024 Shadows"), 2);
int atlas_q1 = GLOBAL_DEF(PropertyInfo(Variant::INT, "rendering/lights_and_shadows/positional_shadow/atlas_quadrant_1_subdiv", PROPERTY_HINT_ENUM, "Disabled,1 Shadow,4 Shadows,16 Shadows,64 Shadows,256 Shadows,1024 Shadows"), 2);
int atlas_q2 = GLOBAL_DEF(PropertyInfo(Variant::INT, "rendering/lights_and_shadows/positional_shadow/atlas_quadrant_2_subdiv", PROPERTY_HINT_ENUM, "Disabled,1 Shadow,4 Shadows,16 Shadows,64 Shadows,256 Shadows,1024 Shadows"), 3);
int atlas_q3 = GLOBAL_DEF(PropertyInfo(Variant::INT, "rendering/lights_and_shadows/positional_shadow/atlas_quadrant_3_subdiv", PROPERTY_HINT_ENUM, "Disabled,1 Shadow,4 Shadows,16 Shadows,64 Shadows,256 Shadows,1024 Shadows"), 4);
root->set_positional_shadow_atlas_size(shadowmap_size);
root->set_positional_shadow_atlas_16_bits(shadowmap_16_bits);
root->set_positional_shadow_atlas_quadrant_subdiv(0, Viewport::PositionalShadowAtlasQuadrantSubdiv(atlas_q0));
root->set_positional_shadow_atlas_quadrant_subdiv(1, Viewport::PositionalShadowAtlasQuadrantSubdiv(atlas_q1));
root->set_positional_shadow_atlas_quadrant_subdiv(2, Viewport::PositionalShadowAtlasQuadrantSubdiv(atlas_q2));
root->set_positional_shadow_atlas_quadrant_subdiv(3, Viewport::PositionalShadowAtlasQuadrantSubdiv(atlas_q3));
Viewport::SDFOversize sdf_oversize = Viewport::SDFOversize(int(GLOBAL_DEF(PropertyInfo(Variant::INT, "rendering/2d/sdf/oversize", PROPERTY_HINT_ENUM, "100%,120%,150%,200%"), 1)));
root->set_sdf_oversize(sdf_oversize);
Viewport::SDFScale sdf_scale = Viewport::SDFScale(int(GLOBAL_DEF(PropertyInfo(Variant::INT, "rendering/2d/sdf/scale", PROPERTY_HINT_ENUM, "100%,50%,25%"), 1)));
root->set_sdf_scale(sdf_scale);
#ifndef _3D_DISABLED
{ // Load default fallback environment.
// Get possible extensions.
List<String> exts;
ResourceLoader::get_recognized_extensions_for_type("Environment", &exts);
String ext_hint;
for (const String &E : exts) {
if (!ext_hint.is_empty()) {
ext_hint += ",";
}
ext_hint += "*." + E;
}
// Get path.
String env_path = GLOBAL_DEF(PropertyInfo(Variant::STRING, "rendering/environment/defaults/default_environment", PROPERTY_HINT_FILE, ext_hint), "");
// Setup property.
env_path = env_path.strip_edges();
if (!env_path.is_empty()) {
Ref<Environment> env = ResourceLoader::load(env_path);
if (env.is_valid()) {
root->get_world_3d()->set_fallback_environment(env);
} else {
if (Engine::get_singleton()->is_editor_hint()) {
// File was erased, clear the field.
ProjectSettings::get_singleton()->set("rendering/environment/defaults/default_environment", "");
} else {
// File was erased, notify user.
ERR_PRINT(RTR("Default Environment as specified in the project setting \"rendering/environment/defaults/default_environment\" could not be loaded."));
}
}
}
}
#endif // _3D_DISABLED
root->set_physics_object_picking(GLOBAL_DEF("physics/common/enable_object_picking", true));
root->connect("close_requested", callable_mp(this, &SceneTree::_main_window_close));
root->connect("go_back_requested", callable_mp(this, &SceneTree::_main_window_go_back));
root->connect("focus_entered", callable_mp(this, &SceneTree::_main_window_focus_in));
#ifdef TOOLS_ENABLED
edited_scene_root = nullptr;
#endif
}
SceneTree::~SceneTree() {
if (root) {
root->_set_tree(nullptr);
root->_propagate_after_exit_tree();
memdelete(root);
}
if (singleton == this) {
singleton = nullptr;
}
}
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