22 files changed, 122 insertions, 94 deletions
diff --git a/editor/animation_track_editor.cpp b/editor/animation_track_editor.cpp
index 0db82551cb..540997331a 100644
--- a/editor/animation_track_editor.cpp
+++ b/editor/animation_track_editor.cpp
@@ -2114,11 +2114,11 @@ void AnimationTrackEdit::_notification(int p_what) {
 					get_theme_icon(SNAME("InterpWrapClamp"), SNAME("EditorIcons")),
 					get_theme_icon(SNAME("InterpWrapLoop"), SNAME("EditorIcons")),
 				};
-
-				Ref<Texture2D> interp_icon[3] = {
+				Ref<Texture2D> interp_icon[4] = {
 					get_theme_icon(SNAME("InterpRaw"), SNAME("EditorIcons")),
 					get_theme_icon(SNAME("InterpLinear"), SNAME("EditorIcons")),
-					get_theme_icon(SNAME("InterpCubic"), SNAME("EditorIcons"))
+					get_theme_icon(SNAME("InterpCubic"), SNAME("EditorIcons")),
+					get_theme_icon(SNAME("InterpCubicInTime"), SNAME("EditorIcons"))
 				};
 				Ref<Texture2D> cont_icon[4] = {
 					get_theme_icon(SNAME("TrackContinuous"), SNAME("EditorIcons")),
@@ -2831,6 +2831,7 @@ void AnimationTrackEdit::gui_input(const Ref<InputEvent> &p_event) {
 				menu->add_icon_item(get_theme_icon(SNAME("InterpRaw"), SNAME("EditorIcons")), TTR("Nearest"), MENU_INTERPOLATION_NEAREST);
 				menu->add_icon_item(get_theme_icon(SNAME("InterpLinear"), SNAME("EditorIcons")), TTR("Linear"), MENU_INTERPOLATION_LINEAR);
 				menu->add_icon_item(get_theme_icon(SNAME("InterpCubic"), SNAME("EditorIcons")), TTR("Cubic"), MENU_INTERPOLATION_CUBIC);
+				menu->add_icon_item(get_theme_icon(SNAME("InterpCubicInTime"), SNAME("EditorIcons")), TTR("CubicInTime"), MENU_INTERPOLATION_CUBIC_IN_TIME);
 				menu->reset_size();
 
 				Vector2 popup_pos = get_screen_position() + interp_mode_rect.position + Vector2(0, interp_mode_rect.size.height);
@@ -3171,7 +3172,8 @@ void AnimationTrackEdit::_menu_selected(int p_index) {
 		} break;
 		case MENU_INTERPOLATION_NEAREST:
 		case MENU_INTERPOLATION_LINEAR:
-		case MENU_INTERPOLATION_CUBIC: {
+		case MENU_INTERPOLATION_CUBIC:
+		case MENU_INTERPOLATION_CUBIC_IN_TIME: {
 			Animation::InterpolationType interp_mode = Animation::InterpolationType(p_index - MENU_INTERPOLATION_NEAREST);
 			undo_redo->create_action(TTR("Change Animation Interpolation Mode"));
 			undo_redo->add_do_method(animation.ptr(), "track_set_interpolation_type", track, interp_mode);
@@ -6061,7 +6063,7 @@ void AnimationTrackEditor::_edit_menu_pressed(int p_option) {
 
 		} break;
 		case EDIT_OPTIMIZE_ANIMATION_CONFIRM: {
-			animation->optimize(optimize_linear_error->get_value(), optimize_angular_error->get_value(), optimize_max_angle->get_value());
+			animation->optimize(optimize_velocity_error->get_value(), optimize_angular_error->get_value(), optimize_precision_error->get_value());
 			_update_tracks();
 			undo_redo->clear_history();
 
@@ -6536,25 +6538,24 @@ AnimationTrackEditor::AnimationTrackEditor() {
 	VBoxContainer *optimize_vb = memnew(VBoxContainer);
 	optimize_dialog->add_child(optimize_vb);
 
-	optimize_linear_error = memnew(SpinBox);
-	optimize_linear_error->set_max(1.0);
-	optimize_linear_error->set_min(0.001);
-	optimize_linear_error->set_step(0.001);
-	optimize_linear_error->set_value(0.05);
-	optimize_vb->add_margin_child(TTR("Max. Linear Error:"), optimize_linear_error);
+	optimize_velocity_error = memnew(SpinBox);
+	optimize_velocity_error->set_max(1.0);
+	optimize_velocity_error->set_min(0.001);
+	optimize_velocity_error->set_step(0.001);
+	optimize_velocity_error->set_value(0.01);
+	optimize_vb->add_margin_child(TTR("Max. Velocity Error:"), optimize_velocity_error);
 	optimize_angular_error = memnew(SpinBox);
 	optimize_angular_error->set_max(1.0);
 	optimize_angular_error->set_min(0.001);
 	optimize_angular_error->set_step(0.001);
 	optimize_angular_error->set_value(0.01);
-
 	optimize_vb->add_margin_child(TTR("Max. Angular Error:"), optimize_angular_error);
-	optimize_max_angle = memnew(SpinBox);
-	optimize_vb->add_margin_child(TTR("Max Optimizable Angle:"), optimize_max_angle);
-	optimize_max_angle->set_max(360.0);
-	optimize_max_angle->set_min(0.0);
-	optimize_max_angle->set_step(0.1);
-	optimize_max_angle->set_value(22);
+	optimize_precision_error = memnew(SpinBox);
+	optimize_precision_error->set_max(6);
+	optimize_precision_error->set_min(1);
+	optimize_precision_error->set_step(1);
+	optimize_precision_error->set_value(3);
+	optimize_vb->add_margin_child(TTR("Max. Precision Error:"), optimize_precision_error);
 
 	optimize_dialog->set_ok_button_text(TTR("Optimize"));
 	optimize_dialog->connect("confirmed", callable_mp(this, &AnimationTrackEditor::_edit_menu_pressed).bind(EDIT_OPTIMIZE_ANIMATION_CONFIRM));
diff --git a/editor/animation_track_editor.h b/editor/animation_track_editor.h
index b0553c54a5..98dd7c2a00 100644
--- a/editor/animation_track_editor.h
+++ b/editor/animation_track_editor.h
@@ -143,6 +143,7 @@ class AnimationTrackEdit : public Control {
 		MENU_INTERPOLATION_NEAREST,
 		MENU_INTERPOLATION_LINEAR,
 		MENU_INTERPOLATION_CUBIC,
+		MENU_INTERPOLATION_CUBIC_IN_TIME,
 		MENU_LOOP_WRAP,
 		MENU_LOOP_CLAMP,
 		MENU_KEY_INSERT,
@@ -451,9 +452,9 @@ class AnimationTrackEditor : public VBoxContainer {
 	////////////// edit menu stuff
 
 	ConfirmationDialog *optimize_dialog = nullptr;
-	SpinBox *optimize_linear_error = nullptr;
+	SpinBox *optimize_velocity_error = nullptr;
 	SpinBox *optimize_angular_error = nullptr;
-	SpinBox *optimize_max_angle = nullptr;
+	SpinBox *optimize_precision_error = nullptr;
 
 	ConfirmationDialog *cleanup_dialog = nullptr;
 	CheckBox *cleanup_keys = nullptr;
@@ -486,9 +487,9 @@ class AnimationTrackEditor : public VBoxContainer {
 		NodePath full_path;
 		NodePath base_path;
 		Animation::TrackType track_type = Animation::TYPE_ANIMATION;
-		Animation::InterpolationType interp_type = Animation::INTERPOLATION_CUBIC;
+		Animation::InterpolationType interp_type = Animation::INTERPOLATION_CUBIC_IN_TIME;
 		Animation::UpdateMode update_mode = Animation::UPDATE_CAPTURE;
-		Animation::LoopMode loop_mode = Animation::LOOP_LINEAR;
+		Animation::LoopMode loop_mode = Animation::LOOP_PINGPONG;
 		bool loop_wrap = false;
 		bool enabled = false;
 
diff --git a/editor/create_dialog.cpp b/editor/create_dialog.cpp
index e6168f4924..c84e8ec48f 100644
--- a/editor/create_dialog.cpp
+++ b/editor/create_dialog.cpp
@@ -38,7 +38,7 @@
 #include "editor/editor_scale.h"
 #include "editor/editor_settings.h"
 
-void CreateDialog::popup_create(bool p_dont_clear, bool p_replace_mode, const String &p_select_type) {
+void CreateDialog::popup_create(bool p_dont_clear, bool p_replace_mode, const String &p_select_type, const String &p_select_name) {
 	_fill_type_list();
 
 	icon_fallback = search_options->has_theme_icon(base_type, SNAME("EditorIcons")) ? base_type : "Object";
@@ -57,7 +57,11 @@ void CreateDialog::popup_create(bool p_dont_clear, bool p_replace_mode, const St
 	_update_search();
 
 	if (p_replace_mode) {
-		set_title(vformat(TTR("Change %s Type"), base_type));
+		if (!p_select_name.is_empty()) {
+			set_title(vformat(TTR("Convert %s from %s"), p_select_name, p_select_type));
+		} else {
+			set_title(vformat(TTR("Convert %s"), p_select_type));
+		}
 		set_ok_button_text(TTR("Change"));
 	} else {
 		set_title(vformat(TTR("Create New %s"), base_type));
diff --git a/editor/create_dialog.h b/editor/create_dialog.h
index 04094108ad..f7731d2726 100644
--- a/editor/create_dialog.h
+++ b/editor/create_dialog.h
@@ -120,7 +120,7 @@ public:
 	void set_preferred_search_result_type(const String &p_preferred_type) { preferred_search_result_type = p_preferred_type; }
 	String get_preferred_search_result_type() { return preferred_search_result_type; }
 
-	void popup_create(bool p_dont_clear, bool p_replace_mode = false, const String &p_select_type = "Node");
+	void popup_create(bool p_dont_clear, bool p_replace_mode = false, const String &p_select_type = "Node", const String &p_select_name = "");
 
 	CreateDialog();
 };
diff --git a/editor/editor_file_system.cpp b/editor/editor_file_system.cpp
index 1a105c7fe8..bda2e283ef 100644
--- a/editor/editor_file_system.cpp
+++ b/editor/editor_file_system.cpp
@@ -1192,11 +1192,6 @@ void EditorFileSystem::scan_changes() {
 
 void EditorFileSystem::_notification(int p_what) {
 	switch (p_what) {
-		case NOTIFICATION_ENTER_TREE: {
-			call_deferred(SNAME("scan")); //this should happen after every editor node entered the tree
-
-		} break;
-
 		case NOTIFICATION_EXIT_TREE: {
 			Thread &active_thread = thread.is_started() ? thread : thread_sources;
 			if (use_threads && active_thread.is_started()) {
diff --git a/editor/editor_help.cpp b/editor/editor_help.cpp
index 8d58469684..7fa4303145 100644
--- a/editor/editor_help.cpp
+++ b/editor/editor_help.cpp
@@ -1785,7 +1785,7 @@ static void _add_text_to_rt(const String &p_bbcode, RichTextLabel *p_rt) {
 			p_rt->add_text("[");
 			pos = brk_pos + 1;
 
-		} else if (tag.begins_with("method ") || tag.begins_with("member ") || tag.begins_with("signal ") || tag.begins_with("enum ") || tag.begins_with("constant ") || tag.begins_with("theme_item ")) {
+		} else if (tag.begins_with("method ") || tag.begins_with("member ") || tag.begins_with("signal ") || tag.begins_with("enum ") || tag.begins_with("constant ") || tag.begins_with("annotation ") || tag.begins_with("theme_item ")) {
 			const int tag_end = tag.find(" ");
 			const String link_tag = tag.substr(0, tag_end);
 			const String link_target = tag.substr(tag_end + 1, tag.length()).lstrip(" ");
diff --git a/editor/editor_inspector.cpp b/editor/editor_inspector.cpp
index b4e36d568d..e954f06f08 100644
--- a/editor/editor_inspector.cpp
+++ b/editor/editor_inspector.cpp
@@ -432,11 +432,11 @@ bool EditorProperty::is_read_only() const {
 }
 
 Variant EditorPropertyRevert::get_property_revert_value(Object *p_object, const StringName &p_property, bool *r_is_valid) {
-	if (p_object->has_method("property_can_revert") && p_object->call("property_can_revert", p_property)) {
+	if (p_object->property_can_revert(p_property)) {
 		if (r_is_valid) {
 			*r_is_valid = true;
 		}
-		return p_object->call("property_get_revert", p_property);
+		return p_object->property_get_revert(p_property);
 	}
 
 	return PropertyUtils::get_property_default_value(p_object, p_property, r_is_valid);
diff --git a/editor/editor_node.cpp b/editor/editor_node.cpp
index 2941ae6695..05d9d65033 100644
--- a/editor/editor_node.cpp
+++ b/editor/editor_node.cpp
@@ -661,6 +661,7 @@ void EditorNode::_notification(int p_what) {
 
 			command_palette->register_shortcuts_as_command();
 
+			MessageQueue::get_singleton()->push_callable(callable_mp(this, &EditorNode::_begin_first_scan));
 			/* DO NOT LOAD SCENES HERE, WAIT FOR FILE SCANNING AND REIMPORT TO COMPLETE */
 		} break;
 
@@ -1043,6 +1044,8 @@ void EditorNode::_sources_changed(bool p_exist) {
 	if (waiting_for_first_scan) {
 		waiting_for_first_scan = false;
 
+		Engine::get_singleton()->startup_benchmark_end_measure(); // editor_scan_and_reimport
+
 		// Reload the global shader variables, but this time
 		// loading textures, as they are now properly imported.
 		RenderingServer::get_singleton()->global_shader_uniforms_load_settings(true);
@@ -1055,8 +1058,16 @@ void EditorNode::_sources_changed(bool p_exist) {
 		_load_docks();
 
 		if (!defer_load_scene.is_empty()) {
+			Engine::get_singleton()->startup_benchmark_begin_measure("editor_load_scene");
 			load_scene(defer_load_scene);
 			defer_load_scene = "";
+			Engine::get_singleton()->startup_benchmark_end_measure();
+
+			if (use_startup_benchmark) {
+				Engine::get_singleton()->startup_dump(startup_benchmark_file);
+				startup_benchmark_file = String();
+				use_startup_benchmark = false;
+			}
 		}
 	}
 }
@@ -4318,6 +4329,15 @@ void EditorNode::_editor_file_dialog_unregister(EditorFileDialog *p_dialog) {
 
 Vector<EditorNodeInitCallback> EditorNode::_init_callbacks;
 
+void EditorNode::_begin_first_scan() {
+	Engine::get_singleton()->startup_benchmark_begin_measure("editor_scan_and_import");
+	EditorFileSystem::get_singleton()->scan();
+}
+void EditorNode::set_use_startup_benchmark(bool p_use_startup_benchmark, const String &p_startup_benchmark_file) {
+	use_startup_benchmark = p_use_startup_benchmark;
+	startup_benchmark_file = p_startup_benchmark_file;
+}
+
 Error EditorNode::export_preset(const String &p_preset, const String &p_path, bool p_debug, bool p_pack_only) {
 	export_defer.preset = p_preset;
 	export_defer.path = p_path;
diff --git a/editor/editor_node.h b/editor/editor_node.h
index f7a102b4c7..a8f2ff9c67 100644
--- a/editor/editor_node.h
+++ b/editor/editor_node.h
@@ -682,6 +682,10 @@ private:
 	void _bottom_panel_switch(bool p_enable, int p_idx);
 	void _bottom_panel_raise_toggled(bool);
 
+	void _begin_first_scan();
+	bool use_startup_benchmark = false;
+	String startup_benchmark_file;
+
 protected:
 	friend class FileSystemDock;
 
@@ -816,6 +820,7 @@ public:
 
 	void _copy_warning(const String &p_str);
 
+	void set_use_startup_benchmark(bool p_use_startup_benchmark, const String &p_startup_benchmark_file);
 	Error export_preset(const String &p_preset, const String &p_path, bool p_debug, bool p_pack_only);
 
 	Control *get_gui_base() { return gui_base; }
diff --git a/editor/editor_sectioned_inspector.cpp b/editor/editor_sectioned_inspector.cpp
index 801a1a4641..cbca3e9dcd 100644
--- a/editor/editor_sectioned_inspector.cpp
+++ b/editor/editor_sectioned_inspector.cpp
@@ -114,11 +114,11 @@ class SectionedInspectorFilter : public Object {
 	}
 
 	bool property_can_revert(const String &p_name) {
-		return edited->call("property_can_revert", section + "/" + p_name);
+		return edited->property_can_revert(section + "/" + p_name);
 	}
 
 	Variant property_get_revert(const String &p_name) {
-		return edited->call("property_get_revert", section + "/" + p_name);
+		return edited->property_get_revert(section + "/" + p_name);
 	}
 
 protected:
diff --git a/editor/editor_settings.cpp b/editor/editor_settings.cpp
index aac444dc6d..36e64cbd7a 100644
--- a/editor/editor_settings.cpp
+++ b/editor/editor_settings.cpp
@@ -1074,24 +1074,25 @@ Variant _EDITOR_GET(const String &p_setting) {
 	return EditorSettings::get_singleton()->get(p_setting);
 }
 
-bool EditorSettings::property_can_revert(const String &p_setting) {
-	if (!props.has(p_setting)) {
+bool EditorSettings::_property_can_revert(const StringName &p_name) const {
+	if (!props.has(p_name)) {
 		return false;
 	}
 
-	if (!props[p_setting].has_default_value) {
+	if (!props[p_name].has_default_value) {
 		return false;
 	}
 
-	return props[p_setting].initial != props[p_setting].variant;
+	return props[p_name].initial != props[p_name].variant;
 }
 
-Variant EditorSettings::property_get_revert(const String &p_setting) {
-	if (!props.has(p_setting) || !props[p_setting].has_default_value) {
-		return Variant();
+bool EditorSettings::_property_get_revert(const StringName &p_name, Variant &r_property) const {
+	if (!props.has(p_name) || !props[p_name].has_default_value) {
+		return false;
 	}
 
-	return props[p_setting].initial;
+	r_property = props[p_name].initial;
+	return true;
 }
 
 void EditorSettings::add_property_hint(const PropertyInfo &p_hint) {
@@ -1622,8 +1623,6 @@ void EditorSettings::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("get_setting", "name"), &EditorSettings::get_setting);
 	ClassDB::bind_method(D_METHOD("erase", "property"), &EditorSettings::erase);
 	ClassDB::bind_method(D_METHOD("set_initial_value", "name", "value", "update_current"), &EditorSettings::set_initial_value);
-	ClassDB::bind_method(D_METHOD("property_can_revert", "name"), &EditorSettings::property_can_revert);
-	ClassDB::bind_method(D_METHOD("property_get_revert", "name"), &EditorSettings::property_get_revert);
 	ClassDB::bind_method(D_METHOD("add_property_info", "info"), &EditorSettings::_add_property_info_bind);
 
 	ClassDB::bind_method(D_METHOD("set_project_metadata", "section", "key", "data"), &EditorSettings::set_project_metadata);
diff --git a/editor/editor_settings.h b/editor/editor_settings.h
index 5faeec88c8..f921171c57 100644
--- a/editor/editor_settings.h
+++ b/editor/editor_settings.h
@@ -100,6 +100,8 @@ private:
 	void _initial_set(const StringName &p_name, const Variant &p_value);
 	void _get_property_list(List<PropertyInfo> *p_list) const;
 	void _add_property_info_bind(const Dictionary &p_info);
+	bool _property_can_revert(const StringName &p_name) const;
+	bool _property_get_revert(const StringName &p_name, Variant &r_property) const;
 
 	void _load_defaults(Ref<ConfigFile> p_extra_config = Ref<ConfigFile>());
 	void _load_godot2_text_editor_theme();
@@ -138,8 +140,6 @@ public:
 			_set_only(p_setting, p_value);
 		}
 	}
-	bool property_can_revert(const String &p_setting);
-	Variant property_get_revert(const String &p_setting);
 	void add_property_hint(const PropertyInfo &p_hint);
 	Array get_changed_settings() const;
 	bool check_changed_settings_in_group(const String &p_setting_prefix) const;
diff --git a/editor/icons/InterpCubicInTime.svg b/editor/icons/InterpCubicInTime.svg
new file mode 100644
index 0000000000..81027f798a
--- /dev/null
+++ b/editor/icons/InterpCubicInTime.svg
@@ -0,0 +1 @@
+<svg enable-background="new -595.5 420.5 16 8" height="8" viewBox="-595.5 420.5 16 8" width="16" xmlns="http://www.w3.org/2000/svg"><path d="m-593.5 426.5c1-4 3.5-5.5 6-2s5 2 6-2" fill="none" stroke="#ff92cb" stroke-linecap="round" stroke-width="2"/></svg>
diff --git a/editor/import/resource_importer_scene.cpp b/editor/import/resource_importer_scene.cpp
index 3c0de61d24..85dda24f8e 100644
--- a/editor/import/resource_importer_scene.cpp
+++ b/editor/import/resource_importer_scene.cpp
@@ -850,12 +850,12 @@ Node *ResourceImporterScene::_post_fix_animations(Node *p_node, Node *p_root, co
 		AnimationPlayer *ap = Object::cast_to<AnimationPlayer>(p_node);
 
 		bool use_optimizer = node_settings["optimizer/enabled"];
-		float anim_optimizer_linerr = node_settings["optimizer/max_linear_error"];
+		float anim_optimizer_linerr = node_settings["optimizer/max_velocity_error"];
 		float anim_optimizer_angerr = node_settings["optimizer/max_angular_error"];
-		float anim_optimizer_maxang = node_settings["optimizer/max_angle"];
+		int anim_optimizer_preerr = node_settings["optimizer/max_precision_error"];
 
 		if (use_optimizer) {
-			_optimize_animations(ap, anim_optimizer_linerr, anim_optimizer_angerr, anim_optimizer_maxang);
+			_optimize_animations(ap, anim_optimizer_linerr, anim_optimizer_angerr, anim_optimizer_preerr);
 		}
 
 		bool use_compression = node_settings["compression/enabled"];
@@ -1386,12 +1386,12 @@ void ResourceImporterScene::_create_clips(AnimationPlayer *anim, const Array &p_
 	al->remove_animation("default"); // Remove default (no longer needed).
 }
 
-void ResourceImporterScene::_optimize_animations(AnimationPlayer *anim, float p_max_lin_error, float p_max_ang_error, float p_max_angle) {
+void ResourceImporterScene::_optimize_animations(AnimationPlayer *anim, float p_max_vel_error, float p_max_ang_error, int p_prc_error) {
 	List<StringName> anim_names;
 	anim->get_animation_list(&anim_names);
 	for (const StringName &E : anim_names) {
 		Ref<Animation> a = anim->get_animation(E);
-		a->optimize(p_max_lin_error, p_max_ang_error, Math::deg2rad(p_max_angle));
+		a->optimize(p_max_vel_error, p_max_ang_error, p_prc_error);
 	}
 }
 
@@ -1467,9 +1467,9 @@ void ResourceImporterScene::get_internal_import_options(InternalImportCategory p
 		case INTERNAL_IMPORT_CATEGORY_ANIMATION_NODE: {
 			r_options->push_back(ImportOption(PropertyInfo(Variant::BOOL, "import/skip_import", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_UPDATE_ALL_IF_MODIFIED), false));
 			r_options->push_back(ImportOption(PropertyInfo(Variant::BOOL, "optimizer/enabled", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_UPDATE_ALL_IF_MODIFIED), true));
-			r_options->push_back(ImportOption(PropertyInfo(Variant::FLOAT, "optimizer/max_linear_error"), 0.05));
-			r_options->push_back(ImportOption(PropertyInfo(Variant::FLOAT, "optimizer/max_angular_error"), 0.01));
-			r_options->push_back(ImportOption(PropertyInfo(Variant::FLOAT, "optimizer/max_angle"), 22));
+			r_options->push_back(ImportOption(PropertyInfo(Variant::FLOAT, "optimizer/max_velocity_error", PROPERTY_HINT_RANGE, "0,1,0.01"), 0.01));
+			r_options->push_back(ImportOption(PropertyInfo(Variant::FLOAT, "optimizer/max_angular_error", PROPERTY_HINT_RANGE, "0,1,0.01"), 0.01));
+			r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "optimizer/max_precision_error", PROPERTY_HINT_NONE, "1,6,1"), 3));
 			r_options->push_back(ImportOption(PropertyInfo(Variant::BOOL, "compression/enabled", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_UPDATE_ALL_IF_MODIFIED), false));
 			r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "compression/page_size", PROPERTY_HINT_RANGE, "4,512,1,suffix:kb"), 8));
 			r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "import_tracks/position", PROPERTY_HINT_ENUM, "IfPresent,IfPresentForAll,Never"), 1));
diff --git a/editor/import/resource_importer_scene.h b/editor/import/resource_importer_scene.h
index b336931476..da37893cc5 100644
--- a/editor/import/resource_importer_scene.h
+++ b/editor/import/resource_importer_scene.h
@@ -280,7 +280,7 @@ public:
 
 	Ref<Animation> _save_animation_to_file(Ref<Animation> anim, bool p_save_to_file, String p_save_to_path, bool p_keep_custom_tracks);
 	void _create_clips(AnimationPlayer *anim, const Array &p_clips, bool p_bake_all);
-	void _optimize_animations(AnimationPlayer *anim, float p_max_lin_error, float p_max_ang_error, float p_max_angle);
+	void _optimize_animations(AnimationPlayer *anim, float p_max_vel_error, float p_max_ang_error, int p_prc_error);
 	void _compress_animations(AnimationPlayer *anim, int p_page_size_kb);
 
 	Node *pre_import(const String &p_source_file, const HashMap<StringName, Variant> &p_options);
diff --git a/editor/import/resource_importer_texture_atlas.cpp b/editor/import/resource_importer_texture_atlas.cpp
index bae1b903c6..9171f04f42 100644
--- a/editor/import/resource_importer_texture_atlas.cpp
+++ b/editor/import/resource_importer_texture_atlas.cpp
@@ -382,7 +382,6 @@ Error ResourceImporterTextureAtlas::import_group_file(const String &p_group_file
 			mesh_texture->set_mesh(mesh);
 
 			texture = mesh_texture;
-			//mesh
 		}
 
 		String save_path = p_base_paths[E.key] + ".res";
diff --git a/editor/plugins/font_config_plugin.cpp b/editor/plugins/font_config_plugin.cpp
index cadb974345..c7d3e92802 100644
--- a/editor/plugins/font_config_plugin.cpp
+++ b/editor/plugins/font_config_plugin.cpp
@@ -100,11 +100,6 @@ bool EditorPropertyFontOTObject::_get(const StringName &p_name, Variant &r_ret)
 	return false;
 }
 
-void EditorPropertyFontOTObject::_bind_methods() {
-	ClassDB::bind_method(D_METHOD("property_can_revert", "name"), &EditorPropertyFontOTObject::property_can_revert);
-	ClassDB::bind_method(D_METHOD("property_get_revert", "name"), &EditorPropertyFontOTObject::property_get_revert);
-}
-
 void EditorPropertyFontOTObject::set_dict(const Dictionary &p_dict) {
 	dict = p_dict;
 }
@@ -121,7 +116,7 @@ Dictionary EditorPropertyFontOTObject::get_defaults() {
 	return defaults_dict;
 }
 
-bool EditorPropertyFontOTObject::property_can_revert(const String &p_name) {
+bool EditorPropertyFontOTObject::_property_can_revert(const StringName &p_name) const {
 	String name = p_name;
 
 	if (name.begins_with("keys")) {
@@ -136,18 +131,19 @@ bool EditorPropertyFontOTObject::property_can_revert(const String &p_name) {
 	return false;
 }
 
-Variant EditorPropertyFontOTObject::property_get_revert(const String &p_name) {
+bool EditorPropertyFontOTObject::_property_get_revert(const StringName &p_name, Variant &r_property) const {
 	String name = p_name;
 
 	if (name.begins_with("keys")) {
 		int key = name.get_slicec('/', 1).to_int();
 		if (defaults_dict.has(key)) {
 			Vector3i range = defaults_dict[key];
-			return range.z;
+			r_property = range.z;
+			return true;
 		}
 	}
 
-	return Variant();
+	return false;
 }
 
 /*************************************************************************/
diff --git a/editor/plugins/font_config_plugin.h b/editor/plugins/font_config_plugin.h
index 3eaa2fdc17..41dde3cc59 100644
--- a/editor/plugins/font_config_plugin.h
+++ b/editor/plugins/font_config_plugin.h
@@ -66,7 +66,8 @@ class EditorPropertyFontOTObject : public RefCounted {
 protected:
 	bool _set(const StringName &p_name, const Variant &p_value);
 	bool _get(const StringName &p_name, Variant &r_ret) const;
-	static void _bind_methods();
+	bool _property_can_revert(const StringName &p_name) const;
+	bool _property_get_revert(const StringName &p_name, Variant &r_property) const;
 
 public:
 	void set_dict(const Dictionary &p_dict);
@@ -75,9 +76,6 @@ public:
 	void set_defaults(const Dictionary &p_dict);
 	Dictionary get_defaults();
 
-	bool property_can_revert(const String &p_name);
-	Variant property_get_revert(const String &p_name);
-
 	EditorPropertyFontOTObject(){};
 };
 
diff --git a/editor/plugins/skeleton_3d_editor_plugin.cpp b/editor/plugins/skeleton_3d_editor_plugin.cpp
index c453ed26aa..2263dd098c 100644
--- a/editor/plugins/skeleton_3d_editor_plugin.cpp
+++ b/editor/plugins/skeleton_3d_editor_plugin.cpp
@@ -221,7 +221,7 @@ void Skeleton3DEditor::set_keyable(const bool p_keyable) {
 };
 
 void Skeleton3DEditor::set_bone_options_enabled(const bool p_bone_options_enabled) {
-	skeleton_options->get_popup()->set_item_disabled(SKELETON_OPTION_INIT_SELECTED_POSES, !p_bone_options_enabled);
+	skeleton_options->get_popup()->set_item_disabled(SKELETON_OPTION_RESET_SELECTED_POSES, !p_bone_options_enabled);
 	skeleton_options->get_popup()->set_item_disabled(SKELETON_OPTION_SELECTED_POSES_TO_RESTS, !p_bone_options_enabled);
 };
 
@@ -231,12 +231,12 @@ void Skeleton3DEditor::_on_click_skeleton_option(int p_skeleton_option) {
 	}
 
 	switch (p_skeleton_option) {
-		case SKELETON_OPTION_INIT_ALL_POSES: {
-			init_pose(true);
+		case SKELETON_OPTION_RESET_ALL_POSES: {
+			reset_pose(true);
 			break;
 		}
-		case SKELETON_OPTION_INIT_SELECTED_POSES: {
-			init_pose(false);
+		case SKELETON_OPTION_RESET_SELECTED_POSES: {
+			reset_pose(false);
 			break;
 		}
 		case SKELETON_OPTION_ALL_POSES_TO_RESTS: {
@@ -258,7 +258,7 @@ void Skeleton3DEditor::_on_click_skeleton_option(int p_skeleton_option) {
 	}
 }
 
-void Skeleton3DEditor::init_pose(const bool p_all_bones) {
+void Skeleton3DEditor::reset_pose(const bool p_all_bones) {
 	if (!skeleton) {
 		return;
 	}
@@ -271,27 +271,21 @@ void Skeleton3DEditor::init_pose(const bool p_all_bones) {
 	ur->create_action(TTR("Set Bone Transform"), UndoRedo::MERGE_ENDS);
 	if (p_all_bones) {
 		for (int i = 0; i < bone_len; i++) {
-			Transform3D rest = skeleton->get_bone_rest(i);
-			ur->add_do_method(skeleton, "set_bone_pose_position", i, rest.origin);
-			ur->add_do_method(skeleton, "set_bone_pose_rotation", i, rest.basis.get_rotation_quaternion());
-			ur->add_do_method(skeleton, "set_bone_pose_scale", i, rest.basis.get_scale());
 			ur->add_undo_method(skeleton, "set_bone_pose_position", i, skeleton->get_bone_pose_position(i));
 			ur->add_undo_method(skeleton, "set_bone_pose_rotation", i, skeleton->get_bone_pose_rotation(i));
 			ur->add_undo_method(skeleton, "set_bone_pose_scale", i, skeleton->get_bone_pose_scale(i));
 		}
+		ur->add_do_method(skeleton, "reset_bone_poses");
 	} else {
 		// Todo: Do method with multiple bone selection.
 		if (selected_bone == -1) {
 			ur->commit_action();
 			return;
 		}
-		Transform3D rest = skeleton->get_bone_rest(selected_bone);
-		ur->add_do_method(skeleton, "set_bone_pose_position", selected_bone, rest.origin);
-		ur->add_do_method(skeleton, "set_bone_pose_rotation", selected_bone, rest.basis.get_rotation_quaternion());
-		ur->add_do_method(skeleton, "set_bone_pose_scale", selected_bone, rest.basis.get_scale());
 		ur->add_undo_method(skeleton, "set_bone_pose_position", selected_bone, skeleton->get_bone_pose_position(selected_bone));
 		ur->add_undo_method(skeleton, "set_bone_pose_rotation", selected_bone, skeleton->get_bone_pose_rotation(selected_bone));
 		ur->add_undo_method(skeleton, "set_bone_pose_scale", selected_bone, skeleton->get_bone_pose_scale(selected_bone));
+		ur->add_do_method(skeleton, "reset_bone_pose", selected_bone);
 	}
 	ur->commit_action();
 }
@@ -721,8 +715,8 @@ void Skeleton3DEditor::create_editors() {
 
 	// Skeleton options.
 	PopupMenu *p = skeleton_options->get_popup();
-	p->add_shortcut(ED_SHORTCUT("skeleton_3d_editor/init_all_poses", TTR("Init all Poses")), SKELETON_OPTION_INIT_ALL_POSES);
-	p->add_shortcut(ED_SHORTCUT("skeleton_3d_editor/init_selected_poses", TTR("Init selected Poses")), SKELETON_OPTION_INIT_SELECTED_POSES);
+	p->add_shortcut(ED_SHORTCUT("skeleton_3d_editor/reset_all_poses", TTR("Reset all bone Poses")), SKELETON_OPTION_RESET_ALL_POSES);
+	p->add_shortcut(ED_SHORTCUT("skeleton_3d_editor/reset_selected_poses", TTR("Reset selected Poses")), SKELETON_OPTION_RESET_SELECTED_POSES);
 	p->add_shortcut(ED_SHORTCUT("skeleton_3d_editor/all_poses_to_rests", TTR("Apply all poses to rests")), SKELETON_OPTION_ALL_POSES_TO_RESTS);
 	p->add_shortcut(ED_SHORTCUT("skeleton_3d_editor/selected_poses_to_rests", TTR("Apply selected poses to rests")), SKELETON_OPTION_SELECTED_POSES_TO_RESTS);
 	p->add_item(TTR("Create physical skeleton"), SKELETON_OPTION_CREATE_PHYSICAL_SKELETON);
diff --git a/editor/plugins/skeleton_3d_editor_plugin.h b/editor/plugins/skeleton_3d_editor_plugin.h
index 975b54fa77..9f610e1b7d 100644
--- a/editor/plugins/skeleton_3d_editor_plugin.h
+++ b/editor/plugins/skeleton_3d_editor_plugin.h
@@ -96,8 +96,8 @@ class Skeleton3DEditor : public VBoxContainer {
 	friend class Skeleton3DEditorPlugin;
 
 	enum SkeletonOption {
-		SKELETON_OPTION_INIT_ALL_POSES,
-		SKELETON_OPTION_INIT_SELECTED_POSES,
+		SKELETON_OPTION_RESET_ALL_POSES,
+		SKELETON_OPTION_RESET_SELECTED_POSES,
 		SKELETON_OPTION_ALL_POSES_TO_RESTS,
 		SKELETON_OPTION_SELECTED_POSES_TO_RESTS,
 		SKELETON_OPTION_CREATE_PHYSICAL_SKELETON,
@@ -148,7 +148,7 @@ class Skeleton3DEditor : public VBoxContainer {
 
 	void create_editors();
 
-	void init_pose(const bool p_all_bones);
+	void reset_pose(const bool p_all_bones);
 	void pose_to_rest(const bool p_all_bones);
 
 	void insert_keys(const bool p_all_bones);
diff --git a/editor/project_converter_3_to_4.cpp b/editor/project_converter_3_to_4.cpp
index 5ce837f862..a302adc34e 100644
--- a/editor/project_converter_3_to_4.cpp
+++ b/editor/project_converter_3_to_4.cpp
@@ -1381,7 +1381,6 @@ static const char *class_renames[][2] = {
 	{ "Spatial", "Node3D" },
 	{ "SpatialGizmo", "Node3DGizmo" },
 	{ "SpatialMaterial", "StandardMaterial3D" },
-	{ "SpatialVelocityTracker", "VelocityTracker3D" },
 	{ "SphereShape", "SphereShape3D" },
 	{ "SpotLight", "SpotLight3D" },
 	{ "SpringArm", "SpringArm3D" },
@@ -1607,8 +1606,8 @@ public:
 	RegEx reg_is_empty = RegEx("\\bempty\\(");
 	RegEx reg_super = RegEx("([\t ])\\.([a-zA-Z_])");
 	RegEx reg_json_to = RegEx("\\bto_json\\b");
-	RegEx reg_json_parse = RegEx("([\t]{0,})([^\n]+)parse_json\\(([^\n]+)");
-	RegEx reg_json_non_new = RegEx("([\t]{0,})([^\n]+)JSON\\.parse\\(([^\n]+)");
+	RegEx reg_json_parse = RegEx("([\t ]{0,})([^\n]+)parse_json\\(([^\n]+)");
+	RegEx reg_json_non_new = RegEx("([\t ]{0,})([^\n]+)JSON\\.parse\\(([^\n]+)");
 	RegEx reg_export = RegEx("export\\(([a-zA-Z0-9_]+)\\)[ ]+var[ ]+([a-zA-Z0-9_]+)");
 	RegEx reg_export_advanced = RegEx("export\\(([^)^\n]+)\\)[ ]+var[ ]+([a-zA-Z0-9_]+)([^\n]+)");
 	RegEx reg_setget_setget = RegEx("var[ ]+([a-zA-Z0-9_]+)([^\n]+)setget[ \t]+([a-zA-Z0-9_]+)[ \t]*,[ \t]*([a-zA-Z0-9_]+)");
@@ -2103,6 +2102,8 @@ bool ProjectConverter3To4::test_conversion(const RegExContainer &reg_container)
 	valid = valid & test_conversion_single_additional_builtin("(connect(A,B,C) != OK):", "(connect(A,Callable(B,C)) != OK):", &ProjectConverter3To4::rename_gdscript_functions, "custom rename", reg_container, false);
 	valid = valid & test_conversion_single_additional_builtin("(connect(A,B,C,D) != OK):", "(connect(A,Callable(B,C).bind(D)) != OK):", &ProjectConverter3To4::rename_gdscript_functions, "custom rename", reg_container, false);
 	valid = valid & test_conversion_single_additional_builtin("(connect(A,B,C,[D]) != OK):", "(connect(A,Callable(B,C).bind(D)) != OK):", &ProjectConverter3To4::rename_gdscript_functions, "custom rename", reg_container, false);
+	valid = valid & test_conversion_single_additional_builtin("(connect(A,B,C,[D,E]) != OK):", "(connect(A,Callable(B,C).bind(D,E)) != OK):", &ProjectConverter3To4::rename_gdscript_functions, "custom rename", reg_container, false);
+	valid = valid & test_conversion_single_additional_builtin("(connect(A,B,C,[D,E],F) != OK):", "(connect(A,Callable(B,C).bind(D,E),F) != OK):", &ProjectConverter3To4::rename_gdscript_functions, "custom rename", reg_container, false);
 	valid = valid & test_conversion_single_additional_builtin("(connect(A,B,C,D,E) != OK):", "(connect(A,Callable(B,C).bind(D),E) != OK):", &ProjectConverter3To4::rename_gdscript_functions, "custom rename", reg_container, false);
 
 	valid = valid & test_conversion_single_additional_builtin("(start(A,B) != OK):", "(start(Callable(A,B)) != OK):", &ProjectConverter3To4::rename_gdscript_functions, "custom rename", reg_container, false);
@@ -2442,6 +2443,21 @@ Vector<String> ProjectConverter3To4::parse_arguments(const String &line) {
 				}
 				break;
 			};
+			case '[': {
+				parts_counter++;
+				if (parts_counter == 1 && !is_inside_string) {
+					start_part = current_index;
+				}
+				break;
+			};
+			case ']': {
+				parts_counter--;
+				if (parts_counter == 0 && !is_inside_string) {
+					parts.append(line.substr(start_part, current_index - start_part));
+					start_part = current_index;
+				}
+				break;
+			};
 			case ',': {
 				if (parts_counter == 1 && !is_inside_string) {
 					parts.append(line.substr(start_part + 1, current_index - start_part - 1));
diff --git a/editor/scene_tree_dock.cpp b/editor/scene_tree_dock.cpp
index 0f4f3dcfcf..f0884a4a91 100644
--- a/editor/scene_tree_dock.cpp
+++ b/editor/scene_tree_dock.cpp
@@ -510,9 +510,8 @@ void SceneTreeDock::_tool_selected(int p_tool, bool p_confirm_override) {
 			}
 
 			if (selected) {
-				create_dialog->popup_create(false, true, selected->get_class());
+				create_dialog->popup_create(false, true, selected->get_class(), selected->get_name());
 			}
-
 		} break;
 		case TOOL_EXTEND_SCRIPT: {
 			attach_script_to_selected(true);