Huge Debugger/EditorDebugger refactor.

8 files changed, 1029 insertions, 1954 deletions

diff --git a/scene/debugger/scene_debugger.cpp b/scene/debugger/scene_debugger.cpp
new file mode 100644
index 0000000000..9b9f0455a1
--- /dev/null
+++ b/scene/debugger/scene_debugger.cpp
@@ -0,0 +1,867 @@
+/*************************************************************************/
+/*  scene_debugger.cpp                                                   */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* 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_debugger.h"
+
+#include "core/io/marshalls.h"
+#include "core/script_debugger_remote.h"
+#include "scene/main/scene_tree.h"
+#include "scene/main/viewport.h"
+#include "scene/resources/packed_scene.h"
+
+void SceneDebugger::initialize() {
+#ifdef DEBUG_ENABLED
+	LiveEditor::singleton = memnew(LiveEditor);
+	ScriptDebuggerRemote::scene_tree_parse_func = SceneDebugger::parse_message;
+#endif
+}
+
+void SceneDebugger::deinitialize() {
+#ifdef DEBUG_ENABLED
+	if (LiveEditor::singleton) {
+		memdelete(LiveEditor::singleton);
+		LiveEditor::singleton = NULL;
+	}
+#endif
+}
+
+#ifdef DEBUG_ENABLED
+Error SceneDebugger::parse_message(const String &p_msg, const Array &p_args) {
+	SceneTree *scene_tree = SceneTree::get_singleton();
+	if (!scene_tree)
+		return ERR_UNCONFIGURED;
+	LiveEditor *live_editor = LiveEditor::get_singleton();
+	if (!live_editor)
+		return ERR_UNCONFIGURED;
+	if (p_msg == "request_scene_tree") { // Scene tree
+		live_editor->_send_tree();
+
+	} else if (p_msg == "save_node") { // Save node.
+		ERR_FAIL_COND_V(p_args.size() < 2, ERR_INVALID_DATA);
+		_save_node(p_args[0], p_args[1]);
+
+	} else if (p_msg == "inspect_object") { // Object Inspect
+		ERR_FAIL_COND_V(p_args.size() < 1, ERR_INVALID_DATA);
+		ObjectID id = p_args[0];
+		_send_object_id(id);
+
+	} else if (p_msg == "override_camera_2D:set") { // Camera
+		ERR_FAIL_COND_V(p_args.size() < 1, ERR_INVALID_DATA);
+		bool enforce = p_args[0];
+		scene_tree->get_root()->enable_canvas_transform_override(enforce);
+
+	} else if (p_msg == "override_camera_2D:transform") {
+		ERR_FAIL_COND_V(p_args.size() < 1, ERR_INVALID_DATA);
+		Transform2D transform = p_args[1];
+		scene_tree->get_root()->set_canvas_transform_override(transform);
+
+	} else if (p_msg == "override_camera_3D:set") {
+		ERR_FAIL_COND_V(p_args.size() < 1, ERR_INVALID_DATA);
+		bool enable = p_args[0];
+		scene_tree->get_root()->enable_camera_override(enable);
+
+	} else if (p_msg == "override_camera_3D:transform") {
+		ERR_FAIL_COND_V(p_args.size() < 5, ERR_INVALID_DATA);
+		Transform transform = p_args[0];
+		bool is_perspective = p_args[1];
+		float size_or_fov = p_args[2];
+		float near = p_args[3];
+		float far = p_args[4];
+		if (is_perspective) {
+			scene_tree->get_root()->set_camera_override_perspective(size_or_fov, near, far);
+		} else {
+			scene_tree->get_root()->set_camera_override_orthogonal(size_or_fov, near, far);
+		}
+		scene_tree->get_root()->set_camera_override_transform(transform);
+
+	} else if (p_msg == "set_object_property") {
+		ERR_FAIL_COND_V(p_args.size() < 3, ERR_INVALID_DATA);
+		_set_object_property(p_args[0], p_args[1], p_args[2]);
+
+	} else if (!p_msg.begins_with("live_")) { // Live edits below.
+		return ERR_SKIP;
+	} else if (p_msg == "live_set_root") {
+		ERR_FAIL_COND_V(p_args.size() < 2, ERR_INVALID_DATA);
+		live_editor->_root_func(p_args[0], p_args[1]);
+
+	} else if (p_msg == "live_node_path") {
+		ERR_FAIL_COND_V(p_args.size() < 2, ERR_INVALID_DATA);
+		live_editor->_node_path_func(p_args[0], p_args[1]);
+
+	} else if (p_msg == "live_res_path") {
+		ERR_FAIL_COND_V(p_args.size() < 2, ERR_INVALID_DATA);
+		live_editor->_res_path_func(p_args[0], p_args[1]);
+
+	} else if (p_msg == "live_node_prop_res") {
+		ERR_FAIL_COND_V(p_args.size() < 3, ERR_INVALID_DATA);
+		live_editor->_node_set_res_func(p_args[0], p_args[1], p_args[2]);
+
+	} else if (p_msg == "live_node_prop") {
+		ERR_FAIL_COND_V(p_args.size() < 3, ERR_INVALID_DATA);
+		live_editor->_node_set_func(p_args[0], p_args[1], p_args[2]);
+
+	} else if (p_msg == "live_res_prop_res") {
+		ERR_FAIL_COND_V(p_args.size() < 3, ERR_INVALID_DATA);
+		live_editor->_res_set_res_func(p_args[0], p_args[1], p_args[2]);
+
+	} else if (p_msg == "live_res_prop") {
+		ERR_FAIL_COND_V(p_args.size() < 3, ERR_INVALID_DATA);
+		live_editor->_res_set_func(p_args[0], p_args[1], p_args[2]);
+
+	} else if (p_msg == "live_node_call") {
+		ERR_FAIL_COND_V(p_args.size() < 7, ERR_INVALID_DATA);
+		live_editor->_node_call_func(p_args[0], p_args[1], p_args[2], p_args[3], p_args[4], p_args[5], p_args[6]);
+
+	} else if (p_msg == "live_res_call") {
+		ERR_FAIL_COND_V(p_args.size() < 7, ERR_INVALID_DATA);
+		live_editor->_res_call_func(p_args[0], p_args[1], p_args[2], p_args[3], p_args[4], p_args[5], p_args[6]);
+
+	} else if (p_msg == "live_create_node") {
+		ERR_FAIL_COND_V(p_args.size() < 3, ERR_INVALID_DATA);
+		live_editor->_create_node_func(p_args[0], p_args[1], p_args[2]);
+
+	} else if (p_msg == "live_instance_node") {
+		ERR_FAIL_COND_V(p_args.size() < 3, ERR_INVALID_DATA);
+		live_editor->_instance_node_func(p_args[0], p_args[1], p_args[2]);
+
+	} else if (p_msg == "live_remove_node") {
+		ERR_FAIL_COND_V(p_args.size() < 1, ERR_INVALID_DATA);
+		live_editor->_remove_node_func(p_args[0]);
+
+	} else if (p_msg == "live_remove_and_keep_node") {
+		ERR_FAIL_COND_V(p_args.size() < 2, ERR_INVALID_DATA);
+		live_editor->_remove_and_keep_node_func(p_args[0], p_args[1]);
+
+	} else if (p_msg == "live_restore_node") {
+		ERR_FAIL_COND_V(p_args.size() < 3, ERR_INVALID_DATA);
+		live_editor->_restore_node_func(p_args[0], p_args[1], p_args[2]);
+
+	} else if (p_msg == "live_duplicate_node") {
+		ERR_FAIL_COND_V(p_args.size() < 2, ERR_INVALID_DATA);
+		live_editor->_duplicate_node_func(p_args[0], p_args[1]);
+
+	} else if (p_msg == "live_reparent_node") {
+		ERR_FAIL_COND_V(p_args.size() < 4, ERR_INVALID_DATA);
+		live_editor->_reparent_node_func(p_args[0], p_args[1], p_args[2], p_args[3]);
+	} else {
+		return ERR_SKIP;
+	}
+	return OK;
+}
+
+void SceneDebugger::_save_node(ObjectID id, const String &p_path) {
+	Node *node = Object::cast_to<Node>(ObjectDB::get_instance(id));
+	ERR_FAIL_COND(!node);
+
+	WARN_PRINT("SAVING " + itos(id) + " TO " + p_path);
+	Ref<PackedScene> ps = memnew(PackedScene);
+	ps->pack(node);
+	ResourceSaver::save(p_path, ps);
+}
+
+void SceneDebugger::_send_object_id(ObjectID p_id, int p_max_size) {
+	SceneDebuggerObject obj(p_id);
+	if (obj.id.is_null())
+		return;
+
+	Array arr;
+	obj.serialize(arr);
+	ScriptDebugger::get_singleton()->send_message("inspect_object", arr);
+}
+
+void SceneDebugger::_set_object_property(ObjectID p_id, const String &p_property, const Variant &p_value) {
+
+	Object *obj = ObjectDB::get_instance(p_id);
+	if (!obj)
+		return;
+
+	String prop_name = p_property;
+	if (p_property.begins_with("Members/")) {
+		Vector<String> ss = p_property.split("/");
+		prop_name = ss[ss.size() - 1];
+	}
+
+	obj->set(prop_name, p_value);
+}
+
+void SceneDebugger::add_to_cache(const String &p_filename, Node *p_node) {
+	LiveEditor *debugger = LiveEditor::get_singleton();
+	if (!debugger)
+		return;
+
+	if (ScriptDebugger::get_singleton() && p_filename != String()) {
+		debugger->live_scene_edit_cache[p_filename].insert(p_node);
+	}
+}
+void SceneDebugger::remove_from_cache(const String &p_filename, Node *p_node) {
+	LiveEditor *debugger = LiveEditor::get_singleton();
+	if (!debugger)
+		return;
+
+	Map<String, Set<Node *> > &edit_cache = debugger->live_scene_edit_cache;
+	Map<String, Set<Node *> >::Element *E = edit_cache.find(p_filename);
+	if (E) {
+		E->get().erase(p_node);
+		if (E->get().size() == 0) {
+			edit_cache.erase(E);
+		}
+	}
+
+	Map<Node *, Map<ObjectID, Node *> > &remove_list = debugger->live_edit_remove_list;
+	Map<Node *, Map<ObjectID, Node *> >::Element *F = remove_list.find(p_node);
+	if (F) {
+		for (Map<ObjectID, Node *>::Element *G = F->get().front(); G; G = G->next()) {
+
+			memdelete(G->get());
+		}
+		remove_list.erase(F);
+	}
+}
+
+/// SceneDebuggerObject
+SceneDebuggerObject::SceneDebuggerObject(ObjectID p_id) {
+	id = ObjectID();
+	Object *obj = ObjectDB::get_instance(p_id);
+	if (!obj)
+		return;
+
+	id = p_id;
+	class_name = obj->get_class();
+
+	if (ScriptInstance *si = obj->get_script_instance()) {
+		// Read script instance constants and variables
+		if (!si->get_script().is_null()) {
+			Script *s = si->get_script().ptr();
+			_parse_script_properties(s, si);
+		}
+	}
+
+	if (Node *node = Object::cast_to<Node>(obj)) {
+		// Add specialized NodePath info (if inside tree).
+		if (node->is_inside_tree()) {
+			PropertyInfo pi(Variant::NODE_PATH, String("Node/path"));
+			properties.push_back(SceneDebuggerProperty(pi, node->get_path()));
+		} else { // Can't ask for path if a node is not in tree.
+			PropertyInfo pi(Variant::STRING, String("Node/path"));
+			properties.push_back(SceneDebuggerProperty(pi, "[Orphan]"));
+		}
+	} else if (Script *s = Object::cast_to<Script>(obj)) {
+		// Add script constants (no instance).
+		_parse_script_properties(s, NULL);
+	}
+
+	// Add base object properties.
+	List<PropertyInfo> pinfo;
+	obj->get_property_list(&pinfo, true);
+	for (List<PropertyInfo>::Element *E = pinfo.front(); E; E = E->next()) {
+		if (E->get().usage & (PROPERTY_USAGE_EDITOR | PROPERTY_USAGE_CATEGORY)) {
+			properties.push_back(SceneDebuggerProperty(E->get(), obj->get(E->get().name)));
+		}
+	}
+}
+
+void SceneDebuggerObject::_parse_script_properties(Script *p_script, ScriptInstance *p_instance) {
+	typedef Map<const Script *, Set<StringName> > ScriptMemberMap;
+	typedef Map<const Script *, Map<StringName, Variant> > ScriptConstantsMap;
+
+	ScriptMemberMap members;
+	if (p_instance) {
+		members[p_script] = Set<StringName>();
+		p_script->get_members(&(members[p_script]));
+	}
+
+	ScriptConstantsMap constants;
+	constants[p_script] = Map<StringName, Variant>();
+	p_script->get_constants(&(constants[p_script]));
+
+	Ref<Script> base = p_script->get_base_script();
+	while (base.is_valid()) {
+		if (p_instance) {
+			members[base.ptr()] = Set<StringName>();
+			base->get_members(&(members[base.ptr()]));
+		}
+
+		constants[base.ptr()] = Map<StringName, Variant>();
+		base->get_constants(&(constants[base.ptr()]));
+
+		base = base->get_base_script();
+	}
+
+	// Members
+	for (ScriptMemberMap::Element *sm = members.front(); sm; sm = sm->next()) {
+		for (Set<StringName>::Element *E = sm->get().front(); E; E = E->next()) {
+			Variant m;
+			if (p_instance->get(E->get(), m)) {
+				String script_path = sm->key() == p_script ? "" : sm->key()->get_path().get_file() + "/";
+				PropertyInfo pi(m.get_type(), "Members/" + script_path + E->get());
+				properties.push_back(SceneDebuggerProperty(pi, m));
+			}
+		}
+	}
+	// Constants
+	for (ScriptConstantsMap::Element *sc = constants.front(); sc; sc = sc->next()) {
+		for (Map<StringName, Variant>::Element *E = sc->get().front(); E; E = E->next()) {
+			String script_path = sc->key() == p_script ? "" : sc->key()->get_path().get_file() + "/";
+			if (E->value().get_type() == Variant::OBJECT) {
+				Variant id = ((Object *)E->value())->get_instance_id();
+				PropertyInfo pi(id.get_type(), "Constants/" + E->key(), PROPERTY_HINT_OBJECT_ID, "Object");
+				properties.push_back(SceneDebuggerProperty(pi, id));
+			} else {
+				PropertyInfo pi(E->value().get_type(), "Constants/" + script_path + E->key());
+				properties.push_back(SceneDebuggerProperty(pi, E->value()));
+			}
+		}
+	}
+}
+
+void SceneDebuggerObject::serialize(Array &r_arr, int p_max_size) {
+	Array send_props;
+	for (int i = 0; i < properties.size(); i++) {
+		const PropertyInfo &pi = properties[i].first;
+		Variant &var = properties[i].second;
+
+		WeakRef *ref = Object::cast_to<WeakRef>(var);
+		if (ref) {
+			var = ref->get_ref();
+		}
+
+		RES res = var;
+
+		Array prop;
+		prop.push_back(pi.name);
+		prop.push_back(pi.type);
+
+		PropertyHint hint = pi.hint;
+		String hint_string = pi.hint_string;
+		if (!res.is_null()) {
+			var = res->get_path();
+		} else { //only send information that can be sent..
+			int len = 0; //test how big is this to encode
+			encode_variant(var, NULL, len);
+			if (len > p_max_size) { //limit to max size
+				hint = PROPERTY_HINT_OBJECT_TOO_BIG;
+				hint_string = "";
+				var = Variant();
+			}
+		}
+		prop.push_back(hint);
+		prop.push_back(hint_string);
+		prop.push_back(pi.usage);
+		prop.push_back(var);
+		send_props.push_back(prop);
+	}
+	r_arr.push_back(uint64_t(id));
+	r_arr.push_back(class_name);
+	r_arr.push_back(send_props);
+}
+
+void SceneDebuggerObject::deserialize(const Array &p_arr) {
+#define CHECK_TYPE(p_what, p_type) ERR_FAIL_COND(p_what.get_type() != Variant::p_type);
+	ERR_FAIL_COND(p_arr.size() < 3);
+	CHECK_TYPE(p_arr[0], INT);
+	CHECK_TYPE(p_arr[1], STRING);
+	CHECK_TYPE(p_arr[2], ARRAY);
+
+	id = uint64_t(p_arr[0]);
+	class_name = p_arr[1];
+	Array props = p_arr[2];
+
+	for (int i = 0; i < props.size(); i++) {
+
+		CHECK_TYPE(props[i], ARRAY);
+		Array prop = props[i];
+
+		ERR_FAIL_COND(prop.size() != 6);
+		CHECK_TYPE(prop[0], STRING);
+		CHECK_TYPE(prop[1], INT);
+		CHECK_TYPE(prop[2], INT);
+		CHECK_TYPE(prop[3], STRING);
+		CHECK_TYPE(prop[4], INT);
+
+		PropertyInfo pinfo;
+		pinfo.name = prop[0];
+		pinfo.type = Variant::Type(int(prop[1]));
+		pinfo.hint = PropertyHint(int(prop[2]));
+		pinfo.hint_string = prop[3];
+		pinfo.usage = PropertyUsageFlags(int(prop[4]));
+		Variant var = prop[5];
+
+		if (pinfo.type == Variant::OBJECT) {
+			if (var.is_zero()) {
+				var = RES();
+			} else if (var.get_type() == Variant::OBJECT) {
+				if (((Object *)var)->is_class("EncodedObjectAsID")) {
+					var = Object::cast_to<EncodedObjectAsID>(var)->get_object_id();
+					pinfo.type = var.get_type();
+					pinfo.hint = PROPERTY_HINT_OBJECT_ID;
+					pinfo.hint_string = "Object";
+				}
+			}
+		}
+		properties.push_back(SceneDebuggerProperty(pinfo, var));
+	}
+}
+
+/// SceneDebuggerTree
+SceneDebuggerTree::SceneDebuggerTree(Node *p_root) {
+	// Flatten tree into list, depth first, use stack to avoid recursion.
+	List<Node *> stack;
+	stack.push_back(p_root);
+	while (stack.size()) {
+		Node *n = stack[0];
+		stack.pop_front();
+		int count = n->get_child_count();
+		nodes.push_back(RemoteNode(count, n->get_name(), n->get_class(), n->get_instance_id()));
+		for (int i = 0; i < count; i++) {
+			stack.push_front(n->get_child(count - i - 1));
+		}
+	}
+}
+
+void SceneDebuggerTree::serialize(Array &p_arr) {
+	for (List<RemoteNode>::Element *E = nodes.front(); E; E = E->next()) {
+		RemoteNode &n = E->get();
+		p_arr.push_back(n.child_count);
+		p_arr.push_back(n.name);
+		p_arr.push_back(n.type_name);
+		p_arr.push_back(n.id);
+	}
+}
+
+void SceneDebuggerTree::deserialize(const Array &p_arr) {
+	int idx = 0;
+	while (p_arr.size() > idx) {
+		ERR_FAIL_COND(p_arr.size() < 4);
+		CHECK_TYPE(p_arr[idx], INT);
+		CHECK_TYPE(p_arr[idx + 1], STRING);
+		CHECK_TYPE(p_arr[idx + 2], STRING);
+		CHECK_TYPE(p_arr[idx + 3], INT);
+		nodes.push_back(RemoteNode(p_arr[idx], p_arr[idx + 1], p_arr[idx + 2], p_arr[idx + 3]));
+		idx += 4;
+	}
+}
+
+/// LiveEditor
+LiveEditor *LiveEditor::singleton = NULL;
+LiveEditor *LiveEditor::get_singleton() {
+	return singleton;
+}
+
+void LiveEditor::_send_tree() {
+	SceneTree *scene_tree = SceneTree::get_singleton();
+	if (!scene_tree)
+		return;
+
+	Array arr;
+	// Encoded as a flat list depth fist.
+	SceneDebuggerTree tree(scene_tree->root);
+	tree.serialize(arr);
+	ScriptDebugger::get_singleton()->send_message("scene_tree", arr);
+}
+
+void LiveEditor::_node_path_func(const NodePath &p_path, int p_id) {
+
+	live_edit_node_path_cache[p_id] = p_path;
+}
+
+void LiveEditor::_res_path_func(const String &p_path, int p_id) {
+
+	live_edit_resource_cache[p_id] = p_path;
+}
+
+void LiveEditor::_node_set_func(int p_id, const StringName &p_prop, const Variant &p_value) {
+
+	SceneTree *scene_tree = SceneTree::get_singleton();
+	if (!scene_tree)
+		return;
+
+	if (!live_edit_node_path_cache.has(p_id))
+		return;
+
+	NodePath np = live_edit_node_path_cache[p_id];
+	Node *base = NULL;
+	if (scene_tree->root->has_node(live_edit_root))
+		base = scene_tree->root->get_node(live_edit_root);
+
+	Map<String, Set<Node *> >::Element *E = live_scene_edit_cache.find(live_edit_scene);
+	if (!E)
+		return; //scene not editable
+
+	for (Set<Node *>::Element *F = E->get().front(); F; F = F->next()) {
+
+		Node *n = F->get();
+
+		if (base && !base->is_a_parent_of(n))
+			continue;
+
+		if (!n->has_node(np))
+			continue;
+		Node *n2 = n->get_node(np);
+
+		n2->set(p_prop, p_value);
+	}
+}
+
+void LiveEditor::_node_set_res_func(int p_id, const StringName &p_prop, const String &p_value) {
+
+	RES r = ResourceLoader::load(p_value);
+	if (!r.is_valid())
+		return;
+	_node_set_func(p_id, p_prop, r);
+}
+void LiveEditor::_node_call_func(int p_id, const StringName &p_method, VARIANT_ARG_DECLARE) {
+	SceneTree *scene_tree = SceneTree::get_singleton();
+	if (!scene_tree)
+		return;
+	if (!live_edit_node_path_cache.has(p_id))
+		return;
+
+	NodePath np = live_edit_node_path_cache[p_id];
+	Node *base = NULL;
+	if (scene_tree->root->has_node(live_edit_root))
+		base = scene_tree->root->get_node(live_edit_root);
+
+	Map<String, Set<Node *> >::Element *E = live_scene_edit_cache.find(live_edit_scene);
+	if (!E)
+		return; //scene not editable
+
+	for (Set<Node *>::Element *F = E->get().front(); F; F = F->next()) {
+
+		Node *n = F->get();
+
+		if (base && !base->is_a_parent_of(n))
+			continue;
+
+		if (!n->has_node(np))
+			continue;
+		Node *n2 = n->get_node(np);
+
+		n2->call(p_method, VARIANT_ARG_PASS);
+	}
+}
+void LiveEditor::_res_set_func(int p_id, const StringName &p_prop, const Variant &p_value) {
+
+	if (!live_edit_resource_cache.has(p_id))
+		return;
+
+	String resp = live_edit_resource_cache[p_id];
+
+	if (!ResourceCache::has(resp))
+		return;
+
+	RES r = ResourceCache::get(resp);
+	if (!r.is_valid())
+		return;
+
+	r->set(p_prop, p_value);
+}
+void LiveEditor::_res_set_res_func(int p_id, const StringName &p_prop, const String &p_value) {
+
+	RES r = ResourceLoader::load(p_value);
+	if (!r.is_valid())
+		return;
+	_res_set_func(p_id, p_prop, r);
+}
+void LiveEditor::_res_call_func(int p_id, const StringName &p_method, VARIANT_ARG_DECLARE) {
+
+	if (!live_edit_resource_cache.has(p_id))
+		return;
+
+	String resp = live_edit_resource_cache[p_id];
+
+	if (!ResourceCache::has(resp))
+		return;
+
+	RES r = ResourceCache::get(resp);
+	if (!r.is_valid())
+		return;
+
+	r->call(p_method, VARIANT_ARG_PASS);
+}
+
+void LiveEditor::_root_func(const NodePath &p_scene_path, const String &p_scene_from) {
+
+	live_edit_root = p_scene_path;
+	live_edit_scene = p_scene_from;
+}
+
+void LiveEditor::_create_node_func(const NodePath &p_parent, const String &p_type, const String &p_name) {
+	SceneTree *scene_tree = SceneTree::get_singleton();
+	if (!scene_tree)
+		return;
+
+	Node *base = NULL;
+	if (scene_tree->root->has_node(live_edit_root))
+		base = scene_tree->root->get_node(live_edit_root);
+
+	Map<String, Set<Node *> >::Element *E = live_scene_edit_cache.find(live_edit_scene);
+	if (!E)
+		return; //scene not editable
+
+	for (Set<Node *>::Element *F = E->get().front(); F; F = F->next()) {
+
+		Node *n = F->get();
+
+		if (base && !base->is_a_parent_of(n))
+			continue;
+
+		if (!n->has_node(p_parent))
+			continue;
+		Node *n2 = n->get_node(p_parent);
+
+		Node *no = Object::cast_to<Node>(ClassDB::instance(p_type));
+		if (!no) {
+			continue;
+		}
+
+		no->set_name(p_name);
+		n2->add_child(no);
+	}
+}
+void LiveEditor::_instance_node_func(const NodePath &p_parent, const String &p_path, const String &p_name) {
+	SceneTree *scene_tree = SceneTree::get_singleton();
+	if (!scene_tree)
+		return;
+
+	Ref<PackedScene> ps = ResourceLoader::load(p_path);
+
+	if (!ps.is_valid())
+		return;
+
+	Node *base = NULL;
+	if (scene_tree->root->has_node(live_edit_root))
+		base = scene_tree->root->get_node(live_edit_root);
+
+	Map<String, Set<Node *> >::Element *E = live_scene_edit_cache.find(live_edit_scene);
+	if (!E)
+		return; //scene not editable
+
+	for (Set<Node *>::Element *F = E->get().front(); F; F = F->next()) {
+
+		Node *n = F->get();
+
+		if (base && !base->is_a_parent_of(n))
+			continue;
+
+		if (!n->has_node(p_parent))
+			continue;
+		Node *n2 = n->get_node(p_parent);
+
+		Node *no = ps->instance();
+		if (!no) {
+			continue;
+		}
+
+		no->set_name(p_name);
+		n2->add_child(no);
+	}
+}
+void LiveEditor::_remove_node_func(const NodePath &p_at) {
+	SceneTree *scene_tree = SceneTree::get_singleton();
+	if (!scene_tree)
+		return;
+
+	Node *base = NULL;
+	if (scene_tree->root->has_node(live_edit_root))
+		base = scene_tree->root->get_node(live_edit_root);
+
+	Map<String, Set<Node *> >::Element *E = live_scene_edit_cache.find(live_edit_scene);
+	if (!E)
+		return; //scene not editable
+
+	for (Set<Node *>::Element *F = E->get().front(); F;) {
+
+		Set<Node *>::Element *N = F->next();
+
+		Node *n = F->get();
+
+		if (base && !base->is_a_parent_of(n))
+			continue;
+
+		if (!n->has_node(p_at))
+			continue;
+		Node *n2 = n->get_node(p_at);
+
+		memdelete(n2);
+
+		F = N;
+	}
+}
+void LiveEditor::_remove_and_keep_node_func(const NodePath &p_at, ObjectID p_keep_id) {
+	SceneTree *scene_tree = SceneTree::get_singleton();
+	if (!scene_tree)
+		return;
+
+	Node *base = NULL;
+	if (scene_tree->root->has_node(live_edit_root))
+		base = scene_tree->root->get_node(live_edit_root);
+
+	Map<String, Set<Node *> >::Element *E = live_scene_edit_cache.find(live_edit_scene);
+	if (!E)
+		return; //scene not editable
+
+	for (Set<Node *>::Element *F = E->get().front(); F;) {
+
+		Set<Node *>::Element *N = F->next();
+
+		Node *n = F->get();
+
+		if (base && !base->is_a_parent_of(n))
+			continue;
+
+		if (!n->has_node(p_at))
+			continue;
+
+		Node *n2 = n->get_node(p_at);
+
+		n2->get_parent()->remove_child(n2);
+
+		live_edit_remove_list[n][p_keep_id] = n2;
+
+		F = N;
+	}
+}
+void LiveEditor::_restore_node_func(ObjectID p_id, const NodePath &p_at, int p_at_pos) {
+	SceneTree *scene_tree = SceneTree::get_singleton();
+	if (!scene_tree)
+		return;
+
+	Node *base = NULL;
+	if (scene_tree->root->has_node(live_edit_root))
+		base = scene_tree->root->get_node(live_edit_root);
+
+	Map<String, Set<Node *> >::Element *E = live_scene_edit_cache.find(live_edit_scene);
+	if (!E)
+		return; //scene not editable
+
+	for (Set<Node *>::Element *F = E->get().front(); F;) {
+
+		Set<Node *>::Element *N = F->next();
+
+		Node *n = F->get();
+
+		if (base && !base->is_a_parent_of(n))
+			continue;
+
+		if (!n->has_node(p_at))
+			continue;
+		Node *n2 = n->get_node(p_at);
+
+		Map<Node *, Map<ObjectID, Node *> >::Element *EN = live_edit_remove_list.find(n);
+
+		if (!EN)
+			continue;
+
+		Map<ObjectID, Node *>::Element *FN = EN->get().find(p_id);
+
+		if (!FN)
+			continue;
+		n2->add_child(FN->get());
+
+		EN->get().erase(FN);
+
+		if (EN->get().size() == 0) {
+			live_edit_remove_list.erase(EN);
+		}
+
+		F = N;
+	}
+}
+void LiveEditor::_duplicate_node_func(const NodePath &p_at, const String &p_new_name) {
+	SceneTree *scene_tree = SceneTree::get_singleton();
+	if (!scene_tree)
+		return;
+
+	Node *base = NULL;
+	if (scene_tree->root->has_node(live_edit_root))
+		base = scene_tree->root->get_node(live_edit_root);
+
+	Map<String, Set<Node *> >::Element *E = live_scene_edit_cache.find(live_edit_scene);
+	if (!E)
+		return; //scene not editable
+
+	for (Set<Node *>::Element *F = E->get().front(); F; F = F->next()) {
+
+		Node *n = F->get();
+
+		if (base && !base->is_a_parent_of(n))
+			continue;
+
+		if (!n->has_node(p_at))
+			continue;
+		Node *n2 = n->get_node(p_at);
+
+		Node *dup = n2->duplicate(Node::DUPLICATE_SIGNALS | Node::DUPLICATE_GROUPS | Node::DUPLICATE_SCRIPTS);
+
+		if (!dup)
+			continue;
+
+		dup->set_name(p_new_name);
+		n2->get_parent()->add_child(dup);
+	}
+}
+void LiveEditor::_reparent_node_func(const NodePath &p_at, const NodePath &p_new_place, const String &p_new_name, int p_at_pos) {
+	SceneTree *scene_tree = SceneTree::get_singleton();
+	if (!scene_tree)
+		return;
+
+	Node *base = NULL;
+	if (scene_tree->root->has_node(live_edit_root))
+		base = scene_tree->root->get_node(live_edit_root);
+
+	Map<String, Set<Node *> >::Element *E = live_scene_edit_cache.find(live_edit_scene);
+	if (!E)
+		return; //scene not editable
+
+	for (Set<Node *>::Element *F = E->get().front(); F; F = F->next()) {
+
+		Node *n = F->get();
+
+		if (base && !base->is_a_parent_of(n))
+			continue;
+
+		if (!n->has_node(p_at))
+			continue;
+		Node *nfrom = n->get_node(p_at);
+
+		if (!n->has_node(p_new_place))
+			continue;
+		Node *nto = n->get_node(p_new_place);
+
+		nfrom->get_parent()->remove_child(nfrom);
+		nfrom->set_name(p_new_name);
+
+		nto->add_child(nfrom);
+		if (p_at_pos >= 0)
+			nto->move_child(nfrom, p_at_pos);
+	}
+}
+
+#endif
diff --git a/scene/debugger/scene_debugger.h b/scene/debugger/scene_debugger.h
new file mode 100644
index 0000000000..d22f8e8e18
--- /dev/null
+++ b/scene/debugger/scene_debugger.h
@@ -0,0 +1,151 @@
+/*************************************************************************/
+/*  scene_debugger.h                                                     */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                      https://godotengine.org                          */
+/*************************************************************************/
+/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
+/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
+/*                                                                       */
+/* 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.                */
+/*************************************************************************/
+
+#ifndef SCENE_DEBUGGER_H
+#define SCENE_DEBUGGER_H
+
+#include "core/array.h"
+#include "core/object.h"
+#include "core/pair.h"
+#include "core/script_language.h"
+#include "core/ustring.h"
+
+class SceneDebugger {
+
+public:
+	static void initialize();
+	static void deinitialize();
+
+#ifdef DEBUG_ENABLED
+private:
+	static void _save_node(ObjectID id, const String &p_path);
+	static void _set_object_property(ObjectID p_id, const String &p_property, const Variant &p_value);
+	static void _send_object_id(ObjectID p_id, int p_max_size = 1 << 20);
+
+public:
+	static Error parse_message(const String &p_msg, const Array &p_args);
+	static void add_to_cache(const String &p_filename, Node *p_node);
+	static void remove_from_cache(const String &p_filename, Node *p_node);
+#endif
+};
+
+#ifdef DEBUG_ENABLED
+class SceneDebuggerObject {
+
+private:
+	void _parse_script_properties(Script *p_script, ScriptInstance *p_instance);
+
+public:
+	typedef Pair<PropertyInfo, Variant> SceneDebuggerProperty;
+	ObjectID id;
+	String class_name;
+	List<SceneDebuggerProperty> properties;
+
+	SceneDebuggerObject(ObjectID p_id);
+	SceneDebuggerObject() {}
+
+	void serialize(Array &r_arr, int p_max_size = 1 << 20);
+	void deserialize(const Array &p_arr);
+};
+
+class SceneDebuggerTree {
+
+public:
+	struct RemoteNode {
+		int child_count;
+		String name;
+		String type_name;
+		ObjectID id;
+
+		RemoteNode(int p_child, const String &p_name, const String &p_type, ObjectID p_id) {
+			child_count = p_child;
+			name = p_name;
+			type_name = p_type;
+			id = p_id;
+		}
+
+		RemoteNode() {}
+	};
+
+	List<RemoteNode> nodes;
+
+	void serialize(Array &r_arr);
+	void deserialize(const Array &p_arr);
+	SceneDebuggerTree(Node *p_root);
+	SceneDebuggerTree(){};
+};
+
+class LiveEditor {
+
+private:
+	friend class SceneDebugger;
+	Map<int, NodePath> live_edit_node_path_cache;
+	Map<int, String> live_edit_resource_cache;
+
+	NodePath live_edit_root;
+	String live_edit_scene;
+
+	Map<String, Set<Node *> > live_scene_edit_cache;
+	Map<Node *, Map<ObjectID, Node *> > live_edit_remove_list;
+
+	void _send_tree();
+
+	void _node_path_func(const NodePath &p_path, int p_id);
+	void _res_path_func(const String &p_path, int p_id);
+
+	void _node_set_func(int p_id, const StringName &p_prop, const Variant &p_value);
+	void _node_set_res_func(int p_id, const StringName &p_prop, const String &p_value);
+	void _node_call_func(int p_id, const StringName &p_method, VARIANT_ARG_DECLARE);
+	void _res_set_func(int p_id, const StringName &p_prop, const Variant &p_value);
+	void _res_set_res_func(int p_id, const StringName &p_prop, const String &p_value);
+	void _res_call_func(int p_id, const StringName &p_method, VARIANT_ARG_DECLARE);
+	void _root_func(const NodePath &p_scene_path, const String &p_scene_from);
+
+	void _create_node_func(const NodePath &p_parent, const String &p_type, const String &p_name);
+	void _instance_node_func(const NodePath &p_parent, const String &p_path, const String &p_name);
+	void _remove_node_func(const NodePath &p_at);
+	void _remove_and_keep_node_func(const NodePath &p_at, ObjectID p_keep_id);
+	void _restore_node_func(ObjectID p_id, const NodePath &p_at, int p_at_pos);
+	void _duplicate_node_func(const NodePath &p_at, const String &p_new_name);
+	void _reparent_node_func(const NodePath &p_at, const NodePath &p_new_place, const String &p_new_name, int p_at_pos);
+
+	LiveEditor() {
+		singleton = this;
+		live_edit_root = NodePath("/root");
+	};
+
+	static LiveEditor *singleton;
+
+public:
+	static LiveEditor *get_singleton();
+};
+#endif
+
+#endif
diff --git a/scene/debugger/script_debugger_remote.cpp b/scene/debugger/script_debugger_remote.cpp
deleted file mode 100644
index 0e61a5746b..0000000000
--- a/scene/debugger/script_debugger_remote.cpp
+++ /dev/null
@@ -1,1313 +0,0 @@
-/*************************************************************************/
-/*  script_debugger_remote.cpp                                           */
-/*************************************************************************/
-/*                       This file is part of:                           */
-/*                           GODOT ENGINE                                */
-/*                      https://godotengine.org                          */
-/*************************************************************************/
-/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
-/*                                                                       */
-/* 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 "script_debugger_remote.h"
-
-#include "core/engine.h"
-#include "core/io/ip.h"
-#include "core/io/marshalls.h"
-#include "core/os/input.h"
-#include "core/os/os.h"
-#include "core/project_settings.h"
-#include "scene/main/node.h"
-#include "scene/main/scene_tree.h"
-#include "scene/main/viewport.h"
-#include "scene/resources/packed_scene.h"
-#include "servers/visual_server.h"
-
-void ScriptDebuggerRemote::_send_video_memory() {
-
-	List<ResourceUsage> usage;
-	if (resource_usage_func)
-		resource_usage_func(&usage);
-
-	usage.sort();
-
-	packet_peer_stream->put_var("message:video_mem");
-	packet_peer_stream->put_var(usage.size() * 4);
-
-	for (List<ResourceUsage>::Element *E = usage.front(); E; E = E->next()) {
-
-		packet_peer_stream->put_var(E->get().path);
-		packet_peer_stream->put_var(E->get().type);
-		packet_peer_stream->put_var(E->get().format);
-		packet_peer_stream->put_var(E->get().vram);
-	}
-}
-
-Error ScriptDebuggerRemote::connect_to_host(const String &p_host, uint16_t p_port) {
-
-	IP_Address ip;
-	if (p_host.is_valid_ip_address())
-		ip = p_host;
-	else
-		ip = IP::get_singleton()->resolve_hostname(p_host);
-
-	int port = p_port;
-
-	const int tries = 6;
-	int waits[tries] = { 1, 10, 100, 1000, 1000, 1000 };
-
-	tcp_client->connect_to_host(ip, port);
-
-	for (int i = 0; i < tries; i++) {
-
-		if (tcp_client->get_status() == StreamPeerTCP::STATUS_CONNECTED) {
-			print_verbose("Remote Debugger: Connected!");
-			break;
-		} else {
-
-			const int ms = waits[i];
-			OS::get_singleton()->delay_usec(ms * 1000);
-			print_verbose("Remote Debugger: Connection failed with status: '" + String::num(tcp_client->get_status()) + "', retrying in " + String::num(ms) + " msec.");
-		};
-	};
-
-	if (tcp_client->get_status() != StreamPeerTCP::STATUS_CONNECTED) {
-
-		ERR_PRINT("Remote Debugger: Unable to connect. Status: " + String::num(tcp_client->get_status()) + ".");
-		return FAILED;
-	};
-
-	packet_peer_stream->set_stream_peer(tcp_client);
-
-	return OK;
-}
-
-void ScriptDebuggerRemote::_put_variable(const String &p_name, const Variant &p_variable) {
-
-	packet_peer_stream->put_var(p_name);
-
-	Variant var = p_variable;
-	if (p_variable.get_type() == Variant::OBJECT && p_variable.get_validated_object() == nullptr) {
-		var = Variant();
-	}
-
-	int len = 0;
-	Error err = encode_variant(var, NULL, len, true);
-	if (err != OK)
-		ERR_PRINT("Failed to encode variant.");
-
-	if (len > packet_peer_stream->get_output_buffer_max_size()) { //limit to max size
-		packet_peer_stream->put_var(Variant());
-	} else {
-		packet_peer_stream->put_var(var);
-	}
-}
-
-void ScriptDebuggerRemote::_save_node(ObjectID id, const String &p_path) {
-
-	Node *node = Object::cast_to<Node>(ObjectDB::get_instance(id));
-	ERR_FAIL_COND(!node);
-
-	Ref<PackedScene> ps = memnew(PackedScene);
-	ps->pack(node);
-	ResourceSaver::save(p_path, ps);
-}
-
-void ScriptDebuggerRemote::debug(ScriptLanguage *p_script, bool p_can_continue, bool p_is_error_breakpoint) {
-
-	//this function is called when there is a debugger break (bug on script)
-	//or when execution is paused from editor
-
-	if (skip_breakpoints && !p_is_error_breakpoint)
-		return;
-
-	ERR_FAIL_COND_MSG(!tcp_client->is_connected_to_host(), "Script Debugger failed to connect, but being used anyway.");
-
-	packet_peer_stream->put_var("debug_enter");
-	packet_peer_stream->put_var(2);
-	packet_peer_stream->put_var(p_can_continue);
-	packet_peer_stream->put_var(p_script->debug_get_error());
-
-	skip_profile_frame = true; // to avoid super long frame time for the frame
-
-	Input::MouseMode mouse_mode = Input::get_singleton()->get_mouse_mode();
-	if (mouse_mode != Input::MOUSE_MODE_VISIBLE)
-		Input::get_singleton()->set_mouse_mode(Input::MOUSE_MODE_VISIBLE);
-
-	uint64_t loop_begin_usec = 0;
-	uint64_t loop_time_sec = 0;
-	while (true) {
-		loop_begin_usec = OS::get_singleton()->get_ticks_usec();
-
-		_get_output();
-
-		if (packet_peer_stream->get_available_packet_count() > 0) {
-
-			Variant var;
-			Error err = packet_peer_stream->get_var(var);
-
-			ERR_CONTINUE(err != OK);
-			ERR_CONTINUE(var.get_type() != Variant::ARRAY);
-
-			Array cmd = var;
-
-			ERR_CONTINUE(cmd.size() == 0);
-			ERR_CONTINUE(cmd[0].get_type() != Variant::STRING);
-
-			String command = cmd[0];
-
-			if (command == "get_stack_dump") {
-
-				packet_peer_stream->put_var("stack_dump");
-				int slc = p_script->debug_get_stack_level_count();
-				packet_peer_stream->put_var(slc);
-
-				for (int i = 0; i < slc; i++) {
-
-					Dictionary d;
-					d["file"] = p_script->debug_get_stack_level_source(i);
-					d["line"] = p_script->debug_get_stack_level_line(i);
-					d["function"] = p_script->debug_get_stack_level_function(i);
-					//d["id"]=p_script->debug_get_stack_level_
-					d["id"] = 0;
-
-					packet_peer_stream->put_var(d);
-				}
-
-			} else if (command == "get_stack_frame_vars") {
-
-				cmd.remove(0);
-				ERR_CONTINUE(cmd.size() != 1);
-				int lv = cmd[0];
-
-				List<String> members;
-				List<Variant> member_vals;
-				if (ScriptInstance *inst = p_script->debug_get_stack_level_instance(lv)) {
-					members.push_back("self");
-					member_vals.push_back(inst->get_owner());
-				}
-				p_script->debug_get_stack_level_members(lv, &members, &member_vals);
-				ERR_CONTINUE(members.size() != member_vals.size());
-
-				List<String> locals;
-				List<Variant> local_vals;
-				p_script->debug_get_stack_level_locals(lv, &locals, &local_vals);
-				ERR_CONTINUE(locals.size() != local_vals.size());
-
-				List<String> globals;
-				List<Variant> globals_vals;
-				p_script->debug_get_globals(&globals, &globals_vals);
-				ERR_CONTINUE(globals.size() != globals_vals.size());
-
-				packet_peer_stream->put_var("stack_frame_vars");
-				packet_peer_stream->put_var(3 + (locals.size() + members.size() + globals.size()) * 2);
-
-				{ //locals
-					packet_peer_stream->put_var(locals.size());
-
-					List<String>::Element *E = locals.front();
-					List<Variant>::Element *F = local_vals.front();
-
-					while (E) {
-						_put_variable(E->get(), F->get());
-
-						E = E->next();
-						F = F->next();
-					}
-				}
-
-				{ //members
-					packet_peer_stream->put_var(members.size());
-
-					List<String>::Element *E = members.front();
-					List<Variant>::Element *F = member_vals.front();
-
-					while (E) {
-
-						_put_variable(E->get(), F->get());
-
-						E = E->next();
-						F = F->next();
-					}
-				}
-
-				{ //globals
-					packet_peer_stream->put_var(globals.size());
-
-					List<String>::Element *E = globals.front();
-					List<Variant>::Element *F = globals_vals.front();
-
-					while (E) {
-						_put_variable(E->get(), F->get());
-
-						E = E->next();
-						F = F->next();
-					}
-				}
-
-			} else if (command == "step") {
-
-				set_depth(-1);
-				set_lines_left(1);
-				break;
-			} else if (command == "next") {
-
-				set_depth(0);
-				set_lines_left(1);
-				break;
-
-			} else if (command == "continue") {
-				set_depth(-1);
-				set_lines_left(-1);
-				OS::get_singleton()->move_window_to_foreground();
-				break;
-			} else if (command == "break") {
-				ERR_PRINT("Got break when already broke!");
-				break;
-			} else if (command == "request_scene_tree") {
-
-#ifdef DEBUG_ENABLED
-				if (scene_tree)
-					scene_tree->_debugger_request_tree();
-#endif
-			} else if (command == "request_video_mem") {
-
-				_send_video_memory();
-			} else if (command == "inspect_object") {
-
-				ObjectID id = cmd[1];
-				_send_object_id(id);
-			} else if (command == "set_object_property") {
-
-				_set_object_property(cmd[1], cmd[2], cmd[3]);
-
-			} else if (command == "override_camera_2D:set") {
-				bool enforce = cmd[1];
-
-				if (scene_tree) {
-					scene_tree->get_root()->enable_canvas_transform_override(enforce);
-				}
-			} else if (command == "override_camera_2D:transform") {
-				Transform2D transform = cmd[1];
-
-				if (scene_tree) {
-					scene_tree->get_root()->set_canvas_transform_override(transform);
-				}
-			} else if (command == "override_camera_3D:set") {
-				bool enable = cmd[1];
-
-				if (scene_tree) {
-					scene_tree->get_root()->enable_camera_override(enable);
-				}
-			} else if (command == "override_camera_3D:transform") {
-				Transform transform = cmd[1];
-				bool is_perspective = cmd[2];
-				float size_or_fov = cmd[3];
-				float near = cmd[4];
-				float far = cmd[5];
-
-				if (scene_tree) {
-					if (is_perspective) {
-						scene_tree->get_root()->set_camera_override_perspective(size_or_fov, near, far);
-					} else {
-						scene_tree->get_root()->set_camera_override_orthogonal(size_or_fov, near, far);
-					}
-					scene_tree->get_root()->set_camera_override_transform(transform);
-				}
-
-			} else if (command == "reload_scripts") {
-				reload_all_scripts = true;
-			} else if (command == "breakpoint") {
-
-				bool set = cmd[3];
-				if (set)
-					insert_breakpoint(cmd[2], cmd[1]);
-				else
-					remove_breakpoint(cmd[2], cmd[1]);
-
-			} else if (command == "save_node") {
-				_save_node(cmd[1], cmd[2]);
-			} else if (command == "set_skip_breakpoints") {
-				skip_breakpoints = cmd[1];
-			} else {
-				_parse_live_edit(cmd);
-			}
-
-		} else {
-			OS::get_singleton()->delay_usec(10000);
-			OS::get_singleton()->process_and_drop_events();
-		}
-
-		// This is for the camera override to stay live even when the game is paused from the editor
-		loop_time_sec = (OS::get_singleton()->get_ticks_usec() - loop_begin_usec) / 1000000.0f;
-		VisualServer::get_singleton()->sync();
-		if (VisualServer::get_singleton()->has_changed()) {
-			VisualServer::get_singleton()->draw(true, loop_time_sec * Engine::get_singleton()->get_time_scale());
-		}
-	}
-
-	packet_peer_stream->put_var("debug_exit");
-	packet_peer_stream->put_var(0);
-
-	if (mouse_mode != Input::MOUSE_MODE_VISIBLE)
-		Input::get_singleton()->set_mouse_mode(mouse_mode);
-}
-
-void ScriptDebuggerRemote::_get_output() {
-
-	mutex->lock();
-	if (output_strings.size()) {
-
-		locking = true;
-		packet_peer_stream->put_var("output");
-		packet_peer_stream->put_var(output_strings.size());
-
-		while (output_strings.size()) {
-
-			packet_peer_stream->put_var(output_strings.front()->get());
-			output_strings.pop_front();
-		}
-		locking = false;
-	}
-
-	if (n_messages_dropped > 0) {
-		Message msg;
-		msg.message = "Too many messages! " + String::num_int64(n_messages_dropped) + " messages were dropped.";
-		messages.push_back(msg);
-		n_messages_dropped = 0;
-	}
-
-	while (messages.size()) {
-		locking = true;
-		packet_peer_stream->put_var("message:" + messages.front()->get().message);
-		packet_peer_stream->put_var(messages.front()->get().data.size());
-		for (int i = 0; i < messages.front()->get().data.size(); i++) {
-			packet_peer_stream->put_var(messages.front()->get().data[i]);
-		}
-		messages.pop_front();
-		locking = false;
-	}
-
-	if (n_errors_dropped == 1) {
-		// Only print one message about dropping per second
-		OutputError oe;
-		oe.error = "TOO_MANY_ERRORS";
-		oe.error_descr = "Too many errors! Ignoring errors for up to 1 second.";
-		oe.warning = false;
-		uint64_t time = OS::get_singleton()->get_ticks_msec();
-		oe.hr = time / 3600000;
-		oe.min = (time / 60000) % 60;
-		oe.sec = (time / 1000) % 60;
-		oe.msec = time % 1000;
-		errors.push_back(oe);
-	}
-
-	if (n_warnings_dropped == 1) {
-		// Only print one message about dropping per second
-		OutputError oe;
-		oe.error = "TOO_MANY_WARNINGS";
-		oe.error_descr = "Too many warnings! Ignoring warnings for up to 1 second.";
-		oe.warning = true;
-		uint64_t time = OS::get_singleton()->get_ticks_msec();
-		oe.hr = time / 3600000;
-		oe.min = (time / 60000) % 60;
-		oe.sec = (time / 1000) % 60;
-		oe.msec = time % 1000;
-		errors.push_back(oe);
-	}
-
-	while (errors.size()) {
-		locking = true;
-		packet_peer_stream->put_var("error");
-		OutputError oe = errors.front()->get();
-
-		packet_peer_stream->put_var(oe.callstack.size() + 2);
-
-		Array error_data;
-
-		error_data.push_back(oe.hr);
-		error_data.push_back(oe.min);
-		error_data.push_back(oe.sec);
-		error_data.push_back(oe.msec);
-		error_data.push_back(oe.source_func);
-		error_data.push_back(oe.source_file);
-		error_data.push_back(oe.source_line);
-		error_data.push_back(oe.error);
-		error_data.push_back(oe.error_descr);
-		error_data.push_back(oe.warning);
-		packet_peer_stream->put_var(error_data);
-		packet_peer_stream->put_var(oe.callstack.size());
-		for (int i = 0; i < oe.callstack.size(); i++) {
-			packet_peer_stream->put_var(oe.callstack[i]);
-		}
-
-		errors.pop_front();
-		locking = false;
-	}
-	mutex->unlock();
-}
-
-void ScriptDebuggerRemote::line_poll() {
-
-	//the purpose of this is just processing events every now and then when the script might get too busy
-	//otherwise bugs like infinite loops can't be caught
-	if (poll_every % 2048 == 0)
-		_poll_events();
-	poll_every++;
-}
-
-void ScriptDebuggerRemote::_err_handler(void *ud, const char *p_func, const char *p_file, int p_line, const char *p_err, const char *p_descr, ErrorHandlerType p_type) {
-
-	if (p_type == ERR_HANDLER_SCRIPT)
-		return; //ignore script errors, those go through debugger
-
-	Vector<ScriptLanguage::StackInfo> si;
-
-	for (int i = 0; i < ScriptServer::get_language_count(); i++) {
-		si = ScriptServer::get_language(i)->debug_get_current_stack_info();
-		if (si.size())
-			break;
-	}
-
-	ScriptDebuggerRemote *sdr = (ScriptDebuggerRemote *)ud;
-	sdr->send_error(p_func, p_file, p_line, p_err, p_descr, p_type, si);
-}
-
-bool ScriptDebuggerRemote::_parse_live_edit(const Array &p_command) {
-
-#ifdef DEBUG_ENABLED
-
-	String cmdstr = p_command[0];
-	if (!scene_tree || !cmdstr.begins_with("live_"))
-		return false;
-
-	if (cmdstr == "live_set_root") {
-
-		scene_tree->_live_edit_root_func(p_command[1], p_command[2]);
-
-	} else if (cmdstr == "live_node_path") {
-
-		scene_tree->_live_edit_node_path_func(p_command[1], p_command[2]);
-
-	} else if (cmdstr == "live_res_path") {
-
-		scene_tree->_live_edit_res_path_func(p_command[1], p_command[2]);
-
-	} else if (cmdstr == "live_node_prop_res") {
-
-		scene_tree->_live_edit_node_set_res_func(p_command[1], p_command[2], p_command[3]);
-
-	} else if (cmdstr == "live_node_prop") {
-
-		scene_tree->_live_edit_node_set_func(p_command[1], p_command[2], p_command[3]);
-
-	} else if (cmdstr == "live_res_prop_res") {
-
-		scene_tree->_live_edit_res_set_res_func(p_command[1], p_command[2], p_command[3]);
-
-	} else if (cmdstr == "live_res_prop") {
-
-		scene_tree->_live_edit_res_set_func(p_command[1], p_command[2], p_command[3]);
-
-	} else if (cmdstr == "live_node_call") {
-
-		scene_tree->_live_edit_node_call_func(p_command[1], p_command[2], p_command[3], p_command[4], p_command[5], p_command[6], p_command[7]);
-
-	} else if (cmdstr == "live_res_call") {
-
-		scene_tree->_live_edit_res_call_func(p_command[1], p_command[2], p_command[3], p_command[4], p_command[5], p_command[6], p_command[7]);
-
-	} else if (cmdstr == "live_create_node") {
-
-		scene_tree->_live_edit_create_node_func(p_command[1], p_command[2], p_command[3]);
-
-	} else if (cmdstr == "live_instance_node") {
-
-		scene_tree->_live_edit_instance_node_func(p_command[1], p_command[2], p_command[3]);
-
-	} else if (cmdstr == "live_remove_node") {
-
-		scene_tree->_live_edit_remove_node_func(p_command[1]);
-
-	} else if (cmdstr == "live_remove_and_keep_node") {
-
-		scene_tree->_live_edit_remove_and_keep_node_func(p_command[1], p_command[2]);
-
-	} else if (cmdstr == "live_restore_node") {
-
-		scene_tree->_live_edit_restore_node_func(p_command[1], p_command[2], p_command[3]);
-
-	} else if (cmdstr == "live_duplicate_node") {
-
-		scene_tree->_live_edit_duplicate_node_func(p_command[1], p_command[2]);
-
-	} else if (cmdstr == "live_reparent_node") {
-
-		scene_tree->_live_edit_reparent_node_func(p_command[1], p_command[2], p_command[3], p_command[4]);
-
-	} else {
-
-		return false;
-	}
-
-	return true;
-#else
-
-	return false;
-#endif
-}
-
-void ScriptDebuggerRemote::_send_object_id(ObjectID p_id) {
-
-	Object *obj = ObjectDB::get_instance(p_id);
-	if (!obj)
-		return;
-
-	typedef Pair<PropertyInfo, Variant> PropertyDesc;
-	List<PropertyDesc> properties;
-
-	if (ScriptInstance *si = obj->get_script_instance()) {
-		if (!si->get_script().is_null()) {
-
-			typedef Map<const Script *, Set<StringName> > ScriptMemberMap;
-			typedef Map<const Script *, Map<StringName, Variant> > ScriptConstantsMap;
-
-			ScriptMemberMap members;
-			members[si->get_script().ptr()] = Set<StringName>();
-			si->get_script()->get_members(&(members[si->get_script().ptr()]));
-
-			ScriptConstantsMap constants;
-			constants[si->get_script().ptr()] = Map<StringName, Variant>();
-			si->get_script()->get_constants(&(constants[si->get_script().ptr()]));
-
-			Ref<Script> base = si->get_script()->get_base_script();
-			while (base.is_valid()) {
-
-				members[base.ptr()] = Set<StringName>();
-				base->get_members(&(members[base.ptr()]));
-
-				constants[base.ptr()] = Map<StringName, Variant>();
-				base->get_constants(&(constants[base.ptr()]));
-
-				base = base->get_base_script();
-			}
-
-			for (ScriptMemberMap::Element *sm = members.front(); sm; sm = sm->next()) {
-				for (Set<StringName>::Element *E = sm->get().front(); E; E = E->next()) {
-					Variant m;
-					if (si->get(E->get(), m)) {
-						String script_path = sm->key() == si->get_script().ptr() ? "" : sm->key()->get_path().get_file() + "/";
-						PropertyInfo pi(m.get_type(), "Members/" + script_path + E->get());
-						properties.push_back(PropertyDesc(pi, m));
-					}
-				}
-			}
-
-			for (ScriptConstantsMap::Element *sc = constants.front(); sc; sc = sc->next()) {
-				for (Map<StringName, Variant>::Element *E = sc->get().front(); E; E = E->next()) {
-					String script_path = sc->key() == si->get_script().ptr() ? "" : sc->key()->get_path().get_file() + "/";
-					if (E->value().get_type() == Variant::OBJECT) {
-						Variant id = ((Object *)E->value())->get_instance_id();
-						PropertyInfo pi(id.get_type(), "Constants/" + E->key(), PROPERTY_HINT_OBJECT_ID, "Object");
-						properties.push_back(PropertyDesc(pi, id));
-					} else {
-						PropertyInfo pi(E->value().get_type(), "Constants/" + script_path + E->key());
-						properties.push_back(PropertyDesc(pi, E->value()));
-					}
-				}
-			}
-		}
-	}
-
-	if (Node *node = Object::cast_to<Node>(obj)) {
-		// in some cases node will not be in tree here
-		// for instance where it created as variable and not yet added to tree
-		// in such cases we can't ask for it's path
-		if (node->is_inside_tree()) {
-			PropertyInfo pi(Variant::NODE_PATH, String("Node/path"));
-			properties.push_front(PropertyDesc(pi, node->get_path()));
-		} else {
-			PropertyInfo pi(Variant::STRING, String("Node/path"));
-			properties.push_front(PropertyDesc(pi, "[Orphan]"));
-		}
-
-	} else if (Resource *res = Object::cast_to<Resource>(obj)) {
-		if (Script *s = Object::cast_to<Script>(res)) {
-			Map<StringName, Variant> constants;
-			s->get_constants(&constants);
-			for (Map<StringName, Variant>::Element *E = constants.front(); E; E = E->next()) {
-				if (E->value().get_type() == Variant::OBJECT) {
-					Variant id = ((Object *)E->value())->get_instance_id();
-					PropertyInfo pi(id.get_type(), "Constants/" + E->key(), PROPERTY_HINT_OBJECT_ID, "Object");
-					properties.push_front(PropertyDesc(pi, E->value()));
-				} else {
-					PropertyInfo pi(E->value().get_type(), String("Constants/") + E->key());
-					properties.push_front(PropertyDesc(pi, E->value()));
-				}
-			}
-		}
-	}
-
-	List<PropertyInfo> pinfo;
-	obj->get_property_list(&pinfo, true);
-	for (List<PropertyInfo>::Element *E = pinfo.front(); E; E = E->next()) {
-		if (E->get().usage & (PROPERTY_USAGE_EDITOR | PROPERTY_USAGE_CATEGORY)) {
-			properties.push_back(PropertyDesc(E->get(), obj->get(E->get().name)));
-		}
-	}
-
-	Array send_props;
-	for (int i = 0; i < properties.size(); i++) {
-		const PropertyInfo &pi = properties[i].first;
-		Variant &var = properties[i].second;
-
-		WeakRef *ref = Object::cast_to<WeakRef>(var);
-		if (ref) {
-			var = ref->get_ref();
-		}
-
-		RES res = var;
-
-		Array prop;
-		prop.push_back(pi.name);
-		prop.push_back(pi.type);
-
-		//only send information that can be sent..
-		int len = 0; //test how big is this to encode
-		encode_variant(var, NULL, len);
-		if (len > packet_peer_stream->get_output_buffer_max_size()) { //limit to max size
-			prop.push_back(PROPERTY_HINT_OBJECT_TOO_BIG);
-			prop.push_back("");
-			prop.push_back(pi.usage);
-			prop.push_back(Variant());
-		} else {
-			prop.push_back(pi.hint);
-			prop.push_back(pi.hint_string);
-			prop.push_back(pi.usage);
-
-			if (!res.is_null()) {
-				var = res->get_path();
-			}
-
-			prop.push_back(var);
-		}
-		send_props.push_back(prop);
-	}
-
-	packet_peer_stream->put_var("message:inspect_object");
-	packet_peer_stream->put_var(3);
-	packet_peer_stream->put_var(p_id);
-	packet_peer_stream->put_var(obj->get_class());
-	packet_peer_stream->put_var(send_props);
-}
-
-void ScriptDebuggerRemote::_set_object_property(ObjectID p_id, const String &p_property, const Variant &p_value) {
-
-	Object *obj = ObjectDB::get_instance(p_id);
-	if (!obj)
-		return;
-
-	String prop_name = p_property;
-	if (p_property.begins_with("Members/")) {
-		Vector<String> ss = p_property.split("/");
-		prop_name = ss[ss.size() - 1];
-	}
-
-	obj->set(prop_name, p_value);
-}
-
-void ScriptDebuggerRemote::_poll_events() {
-
-	//this si called from ::idle_poll, happens only when running the game,
-	//does not get called while on debug break
-
-	while (packet_peer_stream->get_available_packet_count() > 0) {
-
-		_get_output();
-
-		//send over output_strings
-
-		Variant var;
-		Error err = packet_peer_stream->get_var(var);
-
-		ERR_CONTINUE(err != OK);
-		ERR_CONTINUE(var.get_type() != Variant::ARRAY);
-
-		Array cmd = var;
-
-		ERR_CONTINUE(cmd.size() == 0);
-		ERR_CONTINUE(cmd[0].get_type() != Variant::STRING);
-
-		String command = cmd[0];
-		//cmd.remove(0);
-
-		if (command == "break") {
-
-			if (get_break_language())
-				debug(get_break_language());
-		} else if (command == "request_scene_tree") {
-
-#ifdef DEBUG_ENABLED
-			if (scene_tree)
-				scene_tree->_debugger_request_tree();
-#endif
-		} else if (command == "request_video_mem") {
-
-			_send_video_memory();
-		} else if (command == "inspect_object") {
-
-			ObjectID id = cmd[1];
-			_send_object_id(id);
-		} else if (command == "set_object_property") {
-
-			_set_object_property(cmd[1], cmd[2], cmd[3]);
-
-		} else if (command == "start_profiling") {
-
-			for (int i = 0; i < ScriptServer::get_language_count(); i++) {
-				ScriptServer::get_language(i)->profiling_start();
-			}
-
-			max_frame_functions = cmd[1];
-			profiler_function_signature_map.clear();
-			profiling = true;
-			frame_time = 0;
-			idle_time = 0;
-			physics_time = 0;
-			physics_frame_time = 0;
-
-			print_line("PROFILING ALRIGHT!");
-
-		} else if (command == "stop_profiling") {
-
-			for (int i = 0; i < ScriptServer::get_language_count(); i++) {
-				ScriptServer::get_language(i)->profiling_stop();
-			}
-			profiling = false;
-			_send_profiling_data(false);
-			print_line("PROFILING END!");
-		} else if (command == "start_visual_profiling") {
-
-			visual_profiling = true;
-			VS::get_singleton()->set_frame_profiling_enabled(true);
-		} else if (command == "stop_visual_profiling") {
-
-			visual_profiling = false;
-			VS::get_singleton()->set_frame_profiling_enabled(false);
-		} else if (command == "start_network_profiling") {
-
-			network_profiling = true;
-			multiplayer->profiling_start();
-		} else if (command == "stop_network_profiling") {
-
-			network_profiling = false;
-			multiplayer->profiling_end();
-		} else if (command == "override_camera_2D:set") {
-			bool enforce = cmd[1];
-
-			if (scene_tree) {
-				scene_tree->get_root()->enable_canvas_transform_override(enforce);
-			}
-		} else if (command == "override_camera_2D:transform") {
-			Transform2D transform = cmd[1];
-
-			if (scene_tree) {
-				scene_tree->get_root()->set_canvas_transform_override(transform);
-			}
-		} else if (command == "override_camera_3D:set") {
-			bool enable = cmd[1];
-
-			if (scene_tree) {
-				scene_tree->get_root()->enable_camera_override(enable);
-			}
-		} else if (command == "override_camera_3D:transform") {
-			Transform transform = cmd[1];
-			bool is_perspective = cmd[2];
-			float size_or_fov = cmd[3];
-			float near = cmd[4];
-			float far = cmd[5];
-
-			if (scene_tree) {
-				if (is_perspective) {
-					scene_tree->get_root()->set_camera_override_perspective(size_or_fov, near, far);
-				} else {
-					scene_tree->get_root()->set_camera_override_orthogonal(size_or_fov, near, far);
-				}
-				scene_tree->get_root()->set_camera_override_transform(transform);
-			}
-
-		} else if (command == "reload_scripts") {
-			reload_all_scripts = true;
-		} else if (command == "breakpoint") {
-
-			bool set = cmd[3];
-			if (set)
-				insert_breakpoint(cmd[2], cmd[1]);
-			else
-				remove_breakpoint(cmd[2], cmd[1]);
-		} else if (command == "set_skip_breakpoints") {
-			skip_breakpoints = cmd[1];
-		} else {
-			_parse_live_edit(cmd);
-		}
-	}
-}
-
-void ScriptDebuggerRemote::_send_profiling_data(bool p_for_frame) {
-
-	int ofs = 0;
-
-	for (int i = 0; i < ScriptServer::get_language_count(); i++) {
-		if (p_for_frame)
-			ofs += ScriptServer::get_language(i)->profiling_get_frame_data(&profile_info.write[ofs], profile_info.size() - ofs);
-		else
-			ofs += ScriptServer::get_language(i)->profiling_get_accumulated_data(&profile_info.write[ofs], profile_info.size() - ofs);
-	}
-
-	for (int i = 0; i < ofs; i++) {
-		profile_info_ptrs.write[i] = &profile_info.write[i];
-	}
-
-	SortArray<ScriptLanguage::ProfilingInfo *, ProfileInfoSort> sa;
-	sa.sort(profile_info_ptrs.ptrw(), ofs);
-
-	int to_send = MIN(ofs, max_frame_functions);
-
-	//check signatures first
-	uint64_t total_script_time = 0;
-
-	for (int i = 0; i < to_send; i++) {
-
-		if (!profiler_function_signature_map.has(profile_info_ptrs[i]->signature)) {
-
-			int idx = profiler_function_signature_map.size();
-			packet_peer_stream->put_var("profile_sig");
-			packet_peer_stream->put_var(2);
-			packet_peer_stream->put_var(profile_info_ptrs[i]->signature);
-			packet_peer_stream->put_var(idx);
-
-			profiler_function_signature_map[profile_info_ptrs[i]->signature] = idx;
-		}
-
-		total_script_time += profile_info_ptrs[i]->self_time;
-	}
-
-	//send frames then
-
-	if (p_for_frame) {
-		packet_peer_stream->put_var("profile_frame");
-		packet_peer_stream->put_var(8 + profile_frame_data.size() * 2 + to_send * 4);
-	} else {
-		packet_peer_stream->put_var("profile_total");
-		packet_peer_stream->put_var(8 + to_send * 4);
-	}
-
-	packet_peer_stream->put_var(Engine::get_singleton()->get_frames_drawn()); //total frame time
-	packet_peer_stream->put_var(frame_time); //total frame time
-	packet_peer_stream->put_var(idle_time); //idle frame time
-	packet_peer_stream->put_var(physics_time); //fixed frame time
-	packet_peer_stream->put_var(physics_frame_time); //fixed frame time
-
-	packet_peer_stream->put_var(USEC_TO_SEC(total_script_time)); //total script execution time
-
-	if (p_for_frame) {
-
-		packet_peer_stream->put_var(profile_frame_data.size()); //how many profile framedatas to send
-		packet_peer_stream->put_var(to_send); //how many script functions to send
-		for (int i = 0; i < profile_frame_data.size(); i++) {
-
-			packet_peer_stream->put_var(profile_frame_data[i].name);
-			packet_peer_stream->put_var(profile_frame_data[i].data);
-		}
-	} else {
-		packet_peer_stream->put_var(0); //how many script functions to send
-		packet_peer_stream->put_var(to_send); //how many script functions to send
-	}
-
-	for (int i = 0; i < to_send; i++) {
-
-		int sig_id = -1;
-
-		if (profiler_function_signature_map.has(profile_info_ptrs[i]->signature)) {
-			sig_id = profiler_function_signature_map[profile_info_ptrs[i]->signature];
-		}
-
-		packet_peer_stream->put_var(sig_id);
-		packet_peer_stream->put_var(profile_info_ptrs[i]->call_count);
-		packet_peer_stream->put_var(profile_info_ptrs[i]->total_time / 1000000.0);
-		packet_peer_stream->put_var(profile_info_ptrs[i]->self_time / 1000000.0);
-	}
-
-	if (p_for_frame) {
-		profile_frame_data.clear();
-	}
-}
-
-void ScriptDebuggerRemote::idle_poll() {
-
-	// this function is called every frame, except when there is a debugger break (::debug() in this class)
-	// execution stops and remains in the ::debug function
-
-	_get_output();
-
-	if (requested_quit) {
-
-		packet_peer_stream->put_var("kill_me");
-		packet_peer_stream->put_var(0);
-		requested_quit = false;
-	}
-
-	if (performance) {
-
-		uint64_t pt = OS::get_singleton()->get_ticks_msec();
-		if (pt - last_perf_time > 1000) {
-
-			last_perf_time = pt;
-			int max = performance->get("MONITOR_MAX");
-			Array arr;
-			arr.resize(max);
-			for (int i = 0; i < max; i++) {
-				arr[i] = performance->call("get_monitor", i);
-			}
-			packet_peer_stream->put_var("performance");
-			packet_peer_stream->put_var(1);
-			packet_peer_stream->put_var(arr);
-		}
-	}
-	if (visual_profiling) {
-		Vector<VS::FrameProfileArea> profile_areas = VS::get_singleton()->get_frame_profile();
-		if (profile_areas.size()) {
-			Vector<String> area_names;
-			Vector<real_t> area_times;
-			area_names.resize(profile_areas.size());
-			area_times.resize(profile_areas.size() * 2);
-			{
-				String *area_namesw = area_names.ptrw();
-				real_t *area_timesw = area_times.ptrw();
-
-				for (int i = 0; i < profile_areas.size(); i++) {
-					area_namesw[i] = profile_areas[i].name;
-					area_timesw[i * 2 + 0] = profile_areas[i].cpu_msec;
-					area_timesw[i * 2 + 1] = profile_areas[i].gpu_msec;
-				}
-			}
-			packet_peer_stream->put_var("visual_profile");
-			packet_peer_stream->put_var(3);
-			packet_peer_stream->put_var(VS::get_singleton()->get_frame_profile_frame());
-			packet_peer_stream->put_var(area_names);
-			packet_peer_stream->put_var(area_times);
-		}
-	}
-
-	if (profiling) {
-
-		if (skip_profile_frame) {
-			skip_profile_frame = false;
-		} else {
-			//send profiling info normally
-			_send_profiling_data(true);
-		}
-	}
-
-	if (network_profiling) {
-		uint64_t pt = OS::get_singleton()->get_ticks_msec();
-		if (pt - last_net_bandwidth_time > 200) {
-			last_net_bandwidth_time = pt;
-			_send_network_bandwidth_usage();
-		}
-		if (pt - last_net_prof_time > 100) {
-			last_net_prof_time = pt;
-			_send_network_profiling_data();
-		}
-	}
-
-	if (reload_all_scripts) {
-
-		for (int i = 0; i < ScriptServer::get_language_count(); i++) {
-			ScriptServer::get_language(i)->reload_all_scripts();
-		}
-		reload_all_scripts = false;
-	}
-
-	_poll_events();
-}
-
-void ScriptDebuggerRemote::_send_network_profiling_data() {
-	ERR_FAIL_COND(multiplayer.is_null());
-
-	int n_nodes = multiplayer->get_profiling_frame(&network_profile_info.write[0]);
-
-	packet_peer_stream->put_var("network_profile");
-	packet_peer_stream->put_var(n_nodes * 6);
-	for (int i = 0; i < n_nodes; ++i) {
-		packet_peer_stream->put_var(network_profile_info[i].node);
-		packet_peer_stream->put_var(network_profile_info[i].node_path);
-		packet_peer_stream->put_var(network_profile_info[i].incoming_rpc);
-		packet_peer_stream->put_var(network_profile_info[i].incoming_rset);
-		packet_peer_stream->put_var(network_profile_info[i].outgoing_rpc);
-		packet_peer_stream->put_var(network_profile_info[i].outgoing_rset);
-	}
-}
-
-void ScriptDebuggerRemote::_send_network_bandwidth_usage() {
-	ERR_FAIL_COND(multiplayer.is_null());
-
-	int incoming_bandwidth = multiplayer->get_incoming_bandwidth_usage();
-	int outgoing_bandwidth = multiplayer->get_outgoing_bandwidth_usage();
-
-	packet_peer_stream->put_var("network_bandwidth");
-	packet_peer_stream->put_var(2);
-	packet_peer_stream->put_var(incoming_bandwidth);
-	packet_peer_stream->put_var(outgoing_bandwidth);
-}
-
-void ScriptDebuggerRemote::send_message(const String &p_message, const Array &p_args) {
-
-	mutex->lock();
-	if (!locking && tcp_client->is_connected_to_host()) {
-
-		if (messages.size() >= max_messages_per_frame) {
-			n_messages_dropped++;
-		} else {
-			Message msg;
-			msg.message = p_message;
-			msg.data = p_args;
-			messages.push_back(msg);
-		}
-	}
-	mutex->unlock();
-}
-
-void ScriptDebuggerRemote::send_error(const String &p_func, const String &p_file, int p_line, const String &p_err, const String &p_descr, ErrorHandlerType p_type, const Vector<ScriptLanguage::StackInfo> &p_stack_info) {
-
-	OutputError oe;
-	oe.error = p_err;
-	oe.error_descr = p_descr;
-	oe.source_file = p_file;
-	oe.source_line = p_line;
-	oe.source_func = p_func;
-	oe.warning = p_type == ERR_HANDLER_WARNING;
-	uint64_t time = OS::get_singleton()->get_ticks_msec();
-	oe.hr = time / 3600000;
-	oe.min = (time / 60000) % 60;
-	oe.sec = (time / 1000) % 60;
-	oe.msec = time % 1000;
-	Array cstack;
-
-	uint64_t ticks = OS::get_singleton()->get_ticks_usec() / 1000;
-	msec_count += ticks - last_msec;
-	last_msec = ticks;
-
-	if (msec_count > 1000) {
-		msec_count = 0;
-
-		err_count = 0;
-		n_errors_dropped = 0;
-		warn_count = 0;
-		n_warnings_dropped = 0;
-	}
-
-	cstack.resize(p_stack_info.size() * 3);
-	for (int i = 0; i < p_stack_info.size(); i++) {
-		cstack[i * 3 + 0] = p_stack_info[i].file;
-		cstack[i * 3 + 1] = p_stack_info[i].func;
-		cstack[i * 3 + 2] = p_stack_info[i].line;
-	}
-
-	oe.callstack = cstack;
-	if (oe.warning) {
-		warn_count++;
-	} else {
-		err_count++;
-	}
-
-	mutex->lock();
-
-	if (!locking && tcp_client->is_connected_to_host()) {
-
-		if (oe.warning) {
-			if (warn_count > max_warnings_per_second) {
-				n_warnings_dropped++;
-			} else {
-				errors.push_back(oe);
-			}
-		} else {
-			if (err_count > max_errors_per_second) {
-				n_errors_dropped++;
-			} else {
-				errors.push_back(oe);
-			}
-		}
-	}
-
-	mutex->unlock();
-}
-
-void ScriptDebuggerRemote::_print_handler(void *p_this, const String &p_string, bool p_error) {
-
-	ScriptDebuggerRemote *sdr = (ScriptDebuggerRemote *)p_this;
-
-	uint64_t ticks = OS::get_singleton()->get_ticks_usec() / 1000;
-	sdr->msec_count += ticks - sdr->last_msec;
-	sdr->last_msec = ticks;
-
-	if (sdr->msec_count > 1000) {
-		sdr->char_count = 0;
-		sdr->msec_count = 0;
-	}
-
-	String s = p_string;
-	int allowed_chars = MIN(MAX(sdr->max_cps - sdr->char_count, 0), s.length());
-
-	if (allowed_chars == 0)
-		return;
-
-	if (allowed_chars < s.length()) {
-		s = s.substr(0, allowed_chars);
-	}
-
-	sdr->char_count += allowed_chars;
-	bool overflowed = sdr->char_count >= sdr->max_cps;
-
-	sdr->mutex->lock();
-	if (!sdr->locking && sdr->tcp_client->is_connected_to_host()) {
-
-		if (overflowed)
-			s += "[...]";
-
-		sdr->output_strings.push_back(s);
-
-		if (overflowed) {
-			sdr->output_strings.push_back("[output overflow, print less text!]");
-		}
-	}
-	sdr->mutex->unlock();
-}
-
-void ScriptDebuggerRemote::request_quit() {
-
-	requested_quit = true;
-}
-
-void ScriptDebuggerRemote::set_multiplayer(Ref<MultiplayerAPI> p_multiplayer) {
-	multiplayer = p_multiplayer;
-}
-
-bool ScriptDebuggerRemote::is_profiling() const {
-
-	return profiling;
-}
-void ScriptDebuggerRemote::add_profiling_frame_data(const StringName &p_name, const Array &p_data) {
-
-	int idx = -1;
-	for (int i = 0; i < profile_frame_data.size(); i++) {
-		if (profile_frame_data[i].name == p_name) {
-			idx = i;
-			break;
-		}
-	}
-
-	FrameData fd;
-	fd.name = p_name;
-	fd.data = p_data;
-
-	if (idx == -1) {
-		profile_frame_data.push_back(fd);
-	} else {
-		profile_frame_data.write[idx] = fd;
-	}
-}
-
-void ScriptDebuggerRemote::profiling_start() {
-	//ignores this, uses it via connection
-}
-
-void ScriptDebuggerRemote::profiling_end() {
-	//ignores this, uses it via connection
-}
-
-void ScriptDebuggerRemote::profiling_set_frame_times(float p_frame_time, float p_idle_time, float p_physics_time, float p_physics_frame_time) {
-
-	frame_time = p_frame_time;
-	idle_time = p_idle_time;
-	physics_time = p_physics_time;
-	physics_frame_time = p_physics_frame_time;
-}
-
-void ScriptDebuggerRemote::set_skip_breakpoints(bool p_skip_breakpoints) {
-	skip_breakpoints = p_skip_breakpoints;
-}
-
-ScriptDebuggerRemote::ResourceUsageFunc ScriptDebuggerRemote::resource_usage_func = NULL;
-
-ScriptDebuggerRemote::ScriptDebuggerRemote() :
-		profiling(false),
-		visual_profiling(false),
-		network_profiling(false),
-		max_frame_functions(16),
-		skip_profile_frame(false),
-		reload_all_scripts(false),
-		tcp_client(Ref<StreamPeerTCP>(memnew(StreamPeerTCP))),
-		packet_peer_stream(Ref<PacketPeerStream>(memnew(PacketPeerStream))),
-		last_perf_time(0),
-		last_net_prof_time(0),
-		last_net_bandwidth_time(0),
-		performance(Engine::get_singleton()->get_singleton_object("Performance")),
-		requested_quit(false),
-		mutex(Mutex::create()),
-		max_messages_per_frame(GLOBAL_GET("network/limits/debugger_stdout/max_messages_per_frame")),
-		n_messages_dropped(0),
-		max_errors_per_second(GLOBAL_GET("network/limits/debugger_stdout/max_errors_per_second")),
-		max_warnings_per_second(GLOBAL_GET("network/limits/debugger_stdout/max_warnings_per_second")),
-		n_errors_dropped(0),
-		max_cps(GLOBAL_GET("network/limits/debugger_stdout/max_chars_per_second")),
-		char_count(0),
-		err_count(0),
-		warn_count(0),
-		last_msec(0),
-		msec_count(0),
-		locking(false),
-		poll_every(0),
-		scene_tree(NULL) {
-
-	packet_peer_stream->set_stream_peer(tcp_client);
-	packet_peer_stream->set_output_buffer_max_size((1024 * 1024 * 8) - 4); // 8 MiB should be way more than enough, minus 4 bytes for separator.
-
-	phl.printfunc = _print_handler;
-	phl.userdata = this;
-	add_print_handler(&phl);
-
-	eh.errfunc = _err_handler;
-	eh.userdata = this;
-	add_error_handler(&eh);
-
-	profile_info.resize(GLOBAL_GET("debug/settings/profiler/max_functions"));
-	network_profile_info.resize(GLOBAL_GET("debug/settings/profiler/max_functions"));
-	profile_info_ptrs.resize(profile_info.size());
-}
-
-ScriptDebuggerRemote::~ScriptDebuggerRemote() {
-
-	remove_print_handler(&phl);
-	remove_error_handler(&eh);
-	memdelete(mutex);
-}
diff --git a/scene/debugger/script_debugger_remote.h b/scene/debugger/script_debugger_remote.h
deleted file mode 100644
index ae44bf9ca2..0000000000
--- a/scene/debugger/script_debugger_remote.h
+++ /dev/null
@@ -1,197 +0,0 @@
-/*************************************************************************/
-/*  script_debugger_remote.h                                             */
-/*************************************************************************/
-/*                       This file is part of:                           */
-/*                           GODOT ENGINE                                */
-/*                      https://godotengine.org                          */
-/*************************************************************************/
-/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
-/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
-/*                                                                       */
-/* 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.                */
-/*************************************************************************/
-
-#ifndef SCRIPT_DEBUGGER_REMOTE_H
-#define SCRIPT_DEBUGGER_REMOTE_H
-
-#include "core/io/packet_peer.h"
-#include "core/io/stream_peer_tcp.h"
-#include "core/list.h"
-#include "core/os/os.h"
-#include "core/script_language.h"
-
-class SceneTree;
-
-class ScriptDebuggerRemote : public ScriptDebugger {
-
-	struct Message {
-
-		String message;
-		Array data;
-	};
-
-	struct ProfileInfoSort {
-
-		bool operator()(ScriptLanguage::ProfilingInfo *A, ScriptLanguage::ProfilingInfo *B) const {
-			return A->total_time < B->total_time;
-		}
-	};
-
-	Vector<ScriptLanguage::ProfilingInfo> profile_info;
-	Vector<ScriptLanguage::ProfilingInfo *> profile_info_ptrs;
-	Vector<MultiplayerAPI::ProfilingInfo> network_profile_info;
-
-	Map<StringName, int> profiler_function_signature_map;
-	float frame_time, idle_time, physics_time, physics_frame_time;
-
-	bool profiling;
-	bool visual_profiling;
-	bool network_profiling;
-	int max_frame_functions;
-	bool skip_profile_frame;
-	bool reload_all_scripts;
-
-	Ref<StreamPeerTCP> tcp_client;
-	Ref<PacketPeerStream> packet_peer_stream;
-
-	uint64_t last_perf_time;
-	uint64_t last_net_prof_time;
-	uint64_t last_net_bandwidth_time;
-	Object *performance;
-	bool requested_quit;
-	Mutex *mutex;
-
-	struct OutputError {
-
-		int hr;
-		int min;
-		int sec;
-		int msec;
-		String source_file;
-		String source_func;
-		int source_line;
-		String error;
-		String error_descr;
-		bool warning;
-		Array callstack;
-	};
-
-	List<String> output_strings;
-	List<Message> messages;
-	int max_messages_per_frame;
-	int n_messages_dropped;
-	List<OutputError> errors;
-	int max_errors_per_second;
-	int max_warnings_per_second;
-	int n_errors_dropped;
-	int n_warnings_dropped;
-
-	int max_cps;
-	int char_count;
-	int err_count;
-	int warn_count;
-	uint64_t last_msec;
-	uint64_t msec_count;
-
-	bool locking; //hack to avoid a deadloop
-	static void _print_handler(void *p_this, const String &p_string, bool p_error);
-
-	PrintHandlerList phl;
-
-	void _get_output();
-	void _poll_events();
-	uint32_t poll_every;
-
-	SceneTree *scene_tree;
-
-	bool _parse_live_edit(const Array &p_command);
-
-	void _set_object_property(ObjectID p_id, const String &p_property, const Variant &p_value);
-
-	void _send_object_id(ObjectID p_id);
-	void _send_video_memory();
-
-	Ref<MultiplayerAPI> multiplayer;
-
-	ErrorHandlerList eh;
-	static void _err_handler(void *, const char *, const char *, int p_line, const char *, const char *, ErrorHandlerType p_type);
-
-	void _send_profiling_data(bool p_for_frame);
-	void _send_network_profiling_data();
-	void _send_network_bandwidth_usage();
-
-	struct FrameData {
-
-		StringName name;
-		Array data;
-	};
-
-	Vector<FrameData> profile_frame_data;
-
-	void _put_variable(const String &p_name, const Variant &p_variable);
-
-	void _save_node(ObjectID id, const String &p_path);
-
-	bool skip_breakpoints;
-
-public:
-	struct ResourceUsage {
-
-		String path;
-		String format;
-		String type;
-		RID id;
-		int vram;
-		bool operator<(const ResourceUsage &p_img) const { return vram == p_img.vram ? id < p_img.id : vram > p_img.vram; }
-	};
-
-	typedef void (*ResourceUsageFunc)(List<ResourceUsage> *);
-
-	static ResourceUsageFunc resource_usage_func;
-
-	Error connect_to_host(const String &p_host, uint16_t p_port);
-	virtual void debug(ScriptLanguage *p_script, bool p_can_continue = true, bool p_is_error_breakpoint = false);
-	virtual void idle_poll();
-	virtual void line_poll();
-
-	virtual bool is_remote() const { return true; }
-	virtual void request_quit();
-
-	virtual void send_message(const String &p_message, const Array &p_args);
-	virtual void send_error(const String &p_func, const String &p_file, int p_line, const String &p_err, const String &p_descr, ErrorHandlerType p_type, const Vector<ScriptLanguage::StackInfo> &p_stack_info);
-
-	virtual void set_multiplayer(Ref<MultiplayerAPI> p_multiplayer);
-
-	virtual bool is_profiling() const;
-	virtual void add_profiling_frame_data(const StringName &p_name, const Array &p_data);
-
-	virtual void profiling_start();
-	virtual void profiling_end();
-	virtual void profiling_set_frame_times(float p_frame_time, float p_idle_time, float p_physics_time, float p_physics_frame_time);
-
-	virtual void set_skip_breakpoints(bool p_skip_breakpoints);
-
-	void set_scene_tree(SceneTree *p_scene_tree) { scene_tree = p_scene_tree; };
-
-	ScriptDebuggerRemote();
-	~ScriptDebuggerRemote();
-};
-
-#endif // SCRIPT_DEBUGGER_REMOTE_H
diff --git a/scene/main/node.cpp b/scene/main/node.cpp
index 2c15ac6aae..6556dd6d6c 100644
--- a/scene/main/node.cpp
+++ b/scene/main/node.cpp
@@ -37,6 +37,7 @@
 #include "core/message_queue.h"
 #include "core/print_string.h"
 #include "instance_placeholder.h"
+#include "scene/debugger/scene_debugger.h"
 #include "scene/resources/packed_scene.h"
 #include "scene/scene_string_names.h"
 #include "viewport.h"
@@ -244,11 +245,7 @@ void Node::_propagate_enter_tree() {
 	data.blocked--;
 
 #ifdef DEBUG_ENABLED
-
-	if (ScriptDebugger::get_singleton() && data.filename != String()) {
-		//used for live edit
-		data.tree->live_scene_edit_cache[data.filename].insert(this);
-	}
+	SceneDebugger::add_to_cache(data.filename, this);
 #endif
 	// enter groups
 }
@@ -268,26 +265,7 @@ void Node::_propagate_exit_tree() {
 	//block while removing children
 
 #ifdef DEBUG_ENABLED
-
-	if (ScriptDebugger::get_singleton() && data.filename != String()) {
-		//used for live edit
-		Map<String, Set<Node *> >::Element *E = data.tree->live_scene_edit_cache.find(data.filename);
-		if (E) {
-			E->get().erase(this);
-			if (E->get().size() == 0) {
-				data.tree->live_scene_edit_cache.erase(E);
-			}
-		}
-
-		Map<Node *, Map<ObjectID, Node *> >::Element *F = data.tree->live_edit_remove_list.find(this);
-		if (F) {
-			for (Map<ObjectID, Node *>::Element *G = F->get().front(); G; G = G->next()) {
-
-				memdelete(G->get());
-			}
-			data.tree->live_edit_remove_list.erase(F);
-		}
-	}
+	SceneDebugger::remove_from_cache(data.filename, this);
 #endif
 	data.blocked++;
 
diff --git a/scene/main/scene_tree.cpp b/scene/main/scene_tree.cpp
index f558670693..9f9dace9f9 100644
--- a/scene/main/scene_tree.cpp
+++ b/scene/main/scene_tree.cpp
@@ -38,9 +38,10 @@
 #include "core/os/os.h"
 #include "core/print_string.h"
 #include "core/project_settings.h"
+#include "core/script_debugger_remote.h"
 #include "main/input_default.h"
 #include "node.h"
-#include "scene/debugger/script_debugger_remote.h"
+#include "scene/debugger/scene_debugger.h"
 #include "scene/resources/dynamic_font.h"
 #include "scene/resources/material.h"
 #include "scene/resources/mesh.h"
@@ -1329,380 +1330,6 @@ void SceneTree::add_current_scene(Node *p_current) {
 	root->add_child(p_current);
 }
 
-#ifdef DEBUG_ENABLED
-
-static void _fill_array(Node *p_node, Array &array, int p_level) {
-
-	array.push_back(p_node->get_child_count());
-	array.push_back(p_node->get_name());
-	array.push_back(p_node->get_class());
-	array.push_back(p_node->get_instance_id());
-	for (int i = 0; i < p_node->get_child_count(); i++) {
-
-		_fill_array(p_node->get_child(i), array, p_level + 1);
-	}
-}
-
-void SceneTree::_debugger_request_tree() {
-
-	Array arr;
-	_fill_array(root, arr, 0);
-	ScriptDebugger::get_singleton()->send_message("scene_tree", arr);
-}
-
-void SceneTree::_live_edit_node_path_func(const NodePath &p_path, int p_id) {
-
-	live_edit_node_path_cache[p_id] = p_path;
-}
-
-void SceneTree::_live_edit_res_path_func(const String &p_path, int p_id) {
-
-	live_edit_resource_cache[p_id] = p_path;
-}
-
-void SceneTree::_live_edit_node_set_func(int p_id, const StringName &p_prop, const Variant &p_value) {
-
-	if (!live_edit_node_path_cache.has(p_id))
-		return;
-
-	NodePath np = live_edit_node_path_cache[p_id];
-	Node *base = NULL;
-	if (root->has_node(live_edit_root))
-		base = root->get_node(live_edit_root);
-
-	Map<String, Set<Node *> >::Element *E = live_scene_edit_cache.find(live_edit_scene);
-	if (!E)
-		return; //scene not editable
-
-	for (Set<Node *>::Element *F = E->get().front(); F; F = F->next()) {
-
-		Node *n = F->get();
-
-		if (base && !base->is_a_parent_of(n))
-			continue;
-
-		if (!n->has_node(np))
-			continue;
-		Node *n2 = n->get_node(np);
-
-		n2->set(p_prop, p_value);
-	}
-}
-
-void SceneTree::_live_edit_node_set_res_func(int p_id, const StringName &p_prop, const String &p_value) {
-
-	RES r = ResourceLoader::load(p_value);
-	if (!r.is_valid())
-		return;
-	_live_edit_node_set_func(p_id, p_prop, r);
-}
-void SceneTree::_live_edit_node_call_func(int p_id, const StringName &p_method, VARIANT_ARG_DECLARE) {
-
-	if (!live_edit_node_path_cache.has(p_id))
-		return;
-
-	NodePath np = live_edit_node_path_cache[p_id];
-	Node *base = NULL;
-	if (root->has_node(live_edit_root))
-		base = root->get_node(live_edit_root);
-
-	Map<String, Set<Node *> >::Element *E = live_scene_edit_cache.find(live_edit_scene);
-	if (!E)
-		return; //scene not editable
-
-	for (Set<Node *>::Element *F = E->get().front(); F; F = F->next()) {
-
-		Node *n = F->get();
-
-		if (base && !base->is_a_parent_of(n))
-			continue;
-
-		if (!n->has_node(np))
-			continue;
-		Node *n2 = n->get_node(np);
-
-		n2->call(p_method, VARIANT_ARG_PASS);
-	}
-}
-void SceneTree::_live_edit_res_set_func(int p_id, const StringName &p_prop, const Variant &p_value) {
-
-	if (!live_edit_resource_cache.has(p_id))
-		return;
-
-	String resp = live_edit_resource_cache[p_id];
-
-	if (!ResourceCache::has(resp))
-		return;
-
-	RES r = ResourceCache::get(resp);
-	if (!r.is_valid())
-		return;
-
-	r->set(p_prop, p_value);
-}
-void SceneTree::_live_edit_res_set_res_func(int p_id, const StringName &p_prop, const String &p_value) {
-
-	RES r = ResourceLoader::load(p_value);
-	if (!r.is_valid())
-		return;
-	_live_edit_res_set_func(p_id, p_prop, r);
-}
-void SceneTree::_live_edit_res_call_func(int p_id, const StringName &p_method, VARIANT_ARG_DECLARE) {
-
-	if (!live_edit_resource_cache.has(p_id))
-		return;
-
-	String resp = live_edit_resource_cache[p_id];
-
-	if (!ResourceCache::has(resp))
-		return;
-
-	RES r = ResourceCache::get(resp);
-	if (!r.is_valid())
-		return;
-
-	r->call(p_method, VARIANT_ARG_PASS);
-}
-
-void SceneTree::_live_edit_root_func(const NodePath &p_scene_path, const String &p_scene_from) {
-
-	live_edit_root = p_scene_path;
-	live_edit_scene = p_scene_from;
-}
-
-void SceneTree::_live_edit_create_node_func(const NodePath &p_parent, const String &p_type, const String &p_name) {
-
-	Node *base = NULL;
-	if (root->has_node(live_edit_root))
-		base = root->get_node(live_edit_root);
-
-	Map<String, Set<Node *> >::Element *E = live_scene_edit_cache.find(live_edit_scene);
-	if (!E)
-		return; //scene not editable
-
-	for (Set<Node *>::Element *F = E->get().front(); F; F = F->next()) {
-
-		Node *n = F->get();
-
-		if (base && !base->is_a_parent_of(n))
-			continue;
-
-		if (!n->has_node(p_parent))
-			continue;
-		Node *n2 = n->get_node(p_parent);
-
-		Node *no = Object::cast_to<Node>(ClassDB::instance(p_type));
-		if (!no) {
-			continue;
-		}
-
-		no->set_name(p_name);
-		n2->add_child(no);
-	}
-}
-void SceneTree::_live_edit_instance_node_func(const NodePath &p_parent, const String &p_path, const String &p_name) {
-
-	Ref<PackedScene> ps = ResourceLoader::load(p_path);
-
-	if (!ps.is_valid())
-		return;
-
-	Node *base = NULL;
-	if (root->has_node(live_edit_root))
-		base = root->get_node(live_edit_root);
-
-	Map<String, Set<Node *> >::Element *E = live_scene_edit_cache.find(live_edit_scene);
-	if (!E)
-		return; //scene not editable
-
-	for (Set<Node *>::Element *F = E->get().front(); F; F = F->next()) {
-
-		Node *n = F->get();
-
-		if (base && !base->is_a_parent_of(n))
-			continue;
-
-		if (!n->has_node(p_parent))
-			continue;
-		Node *n2 = n->get_node(p_parent);
-
-		Node *no = ps->instance();
-		if (!no) {
-			continue;
-		}
-
-		no->set_name(p_name);
-		n2->add_child(no);
-	}
-}
-void SceneTree::_live_edit_remove_node_func(const NodePath &p_at) {
-
-	Node *base = NULL;
-	if (root->has_node(live_edit_root))
-		base = root->get_node(live_edit_root);
-
-	Map<String, Set<Node *> >::Element *E = live_scene_edit_cache.find(live_edit_scene);
-	if (!E)
-		return; //scene not editable
-
-	for (Set<Node *>::Element *F = E->get().front(); F;) {
-
-		Set<Node *>::Element *N = F->next();
-
-		Node *n = F->get();
-
-		if (base && !base->is_a_parent_of(n))
-			continue;
-
-		if (!n->has_node(p_at))
-			continue;
-		Node *n2 = n->get_node(p_at);
-
-		memdelete(n2);
-
-		F = N;
-	}
-}
-void SceneTree::_live_edit_remove_and_keep_node_func(const NodePath &p_at, ObjectID p_keep_id) {
-
-	Node *base = NULL;
-	if (root->has_node(live_edit_root))
-		base = root->get_node(live_edit_root);
-
-	Map<String, Set<Node *> >::Element *E = live_scene_edit_cache.find(live_edit_scene);
-	if (!E)
-		return; //scene not editable
-
-	for (Set<Node *>::Element *F = E->get().front(); F;) {
-
-		Set<Node *>::Element *N = F->next();
-
-		Node *n = F->get();
-
-		if (base && !base->is_a_parent_of(n))
-			continue;
-
-		if (!n->has_node(p_at))
-			continue;
-
-		Node *n2 = n->get_node(p_at);
-
-		n2->get_parent()->remove_child(n2);
-
-		live_edit_remove_list[n][p_keep_id] = n2;
-
-		F = N;
-	}
-}
-void SceneTree::_live_edit_restore_node_func(ObjectID p_id, const NodePath &p_at, int p_at_pos) {
-
-	Node *base = NULL;
-	if (root->has_node(live_edit_root))
-		base = root->get_node(live_edit_root);
-
-	Map<String, Set<Node *> >::Element *E = live_scene_edit_cache.find(live_edit_scene);
-	if (!E)
-		return; //scene not editable
-
-	for (Set<Node *>::Element *F = E->get().front(); F;) {
-
-		Set<Node *>::Element *N = F->next();
-
-		Node *n = F->get();
-
-		if (base && !base->is_a_parent_of(n))
-			continue;
-
-		if (!n->has_node(p_at))
-			continue;
-		Node *n2 = n->get_node(p_at);
-
-		Map<Node *, Map<ObjectID, Node *> >::Element *EN = live_edit_remove_list.find(n);
-
-		if (!EN)
-			continue;
-
-		Map<ObjectID, Node *>::Element *FN = EN->get().find(p_id);
-
-		if (!FN)
-			continue;
-		n2->add_child(FN->get());
-
-		EN->get().erase(FN);
-
-		if (EN->get().size() == 0) {
-			live_edit_remove_list.erase(EN);
-		}
-
-		F = N;
-	}
-}
-void SceneTree::_live_edit_duplicate_node_func(const NodePath &p_at, const String &p_new_name) {
-
-	Node *base = NULL;
-	if (root->has_node(live_edit_root))
-		base = root->get_node(live_edit_root);
-
-	Map<String, Set<Node *> >::Element *E = live_scene_edit_cache.find(live_edit_scene);
-	if (!E)
-		return; //scene not editable
-
-	for (Set<Node *>::Element *F = E->get().front(); F; F = F->next()) {
-
-		Node *n = F->get();
-
-		if (base && !base->is_a_parent_of(n))
-			continue;
-
-		if (!n->has_node(p_at))
-			continue;
-		Node *n2 = n->get_node(p_at);
-
-		Node *dup = n2->duplicate(Node::DUPLICATE_SIGNALS | Node::DUPLICATE_GROUPS | Node::DUPLICATE_SCRIPTS);
-
-		if (!dup)
-			continue;
-
-		dup->set_name(p_new_name);
-		n2->get_parent()->add_child(dup);
-	}
-}
-void SceneTree::_live_edit_reparent_node_func(const NodePath &p_at, const NodePath &p_new_place, const String &p_new_name, int p_at_pos) {
-
-	Node *base = NULL;
-	if (root->has_node(live_edit_root))
-		base = root->get_node(live_edit_root);
-
-	Map<String, Set<Node *> >::Element *E = live_scene_edit_cache.find(live_edit_scene);
-	if (!E)
-		return; //scene not editable
-
-	for (Set<Node *>::Element *F = E->get().front(); F; F = F->next()) {
-
-		Node *n = F->get();
-
-		if (base && !base->is_a_parent_of(n))
-			continue;
-
-		if (!n->has_node(p_at))
-			continue;
-		Node *nfrom = n->get_node(p_at);
-
-		if (!n->has_node(p_new_place))
-			continue;
-		Node *nto = n->get_node(p_new_place);
-
-		nfrom->get_parent()->remove_child(nfrom);
-		nfrom->set_name(p_new_name);
-
-		nto->add_child(nfrom);
-		if (p_at_pos >= 0)
-			nto->move_child(nfrom, p_at_pos);
-	}
-}
-
-#endif
-
 void SceneTree::drop_files(const Vector<String> &p_files, int p_from_screen) {
 
 	emit_signal("files_dropped", p_files, p_from_screen);
@@ -2116,11 +1743,6 @@ SceneTree::SceneTree() {
 	_update_root_rect();
 
 	if (ScriptDebugger::get_singleton()) {
-		if (ScriptDebugger::get_singleton()->is_remote()) {
-			ScriptDebuggerRemote *remote_debugger = static_cast<ScriptDebuggerRemote *>(ScriptDebugger::get_singleton());
-
-			remote_debugger->set_scene_tree(this);
-		}
 		ScriptDebugger::get_singleton()->set_multiplayer(multiplayer);
 	}
 
@@ -2129,12 +1751,6 @@ SceneTree::SceneTree() {
 #ifdef TOOLS_ENABLED
 	edited_scene_root = NULL;
 #endif
-
-#ifdef DEBUG_ENABLED
-
-	live_edit_root = NodePath("/root");
-
-#endif
 }
 
 SceneTree::~SceneTree() {
diff --git a/scene/main/scene_tree.h b/scene/main/scene_tree.h
index 80f0da66e2..1bef0d3131 100644
--- a/scene/main/scene_tree.h
+++ b/scene/main/scene_tree.h
@@ -44,6 +44,7 @@ class Node;
 class Viewport;
 class Material;
 class Mesh;
+class SceneDebugger;
 
 class SceneTreeTimer : public Reference {
 	GDCLASS(SceneTreeTimer, Reference);
@@ -219,39 +220,8 @@ private:
 
 	SelfList<Node>::List xform_change_list;
 
-	friend class ScriptDebuggerRemote;
-#ifdef DEBUG_ENABLED
-
-	Map<int, NodePath> live_edit_node_path_cache;
-	Map<int, String> live_edit_resource_cache;
-
-	NodePath live_edit_root;
-	String live_edit_scene;
-
-	Map<String, Set<Node *> > live_scene_edit_cache;
-	Map<Node *, Map<ObjectID, Node *> > live_edit_remove_list;
-
-	void _debugger_request_tree();
-
-	void _live_edit_node_path_func(const NodePath &p_path, int p_id);
-	void _live_edit_res_path_func(const String &p_path, int p_id);
-
-	void _live_edit_node_set_func(int p_id, const StringName &p_prop, const Variant &p_value);
-	void _live_edit_node_set_res_func(int p_id, const StringName &p_prop, const String &p_value);
-	void _live_edit_node_call_func(int p_id, const StringName &p_method, VARIANT_ARG_DECLARE);
-	void _live_edit_res_set_func(int p_id, const StringName &p_prop, const Variant &p_value);
-	void _live_edit_res_set_res_func(int p_id, const StringName &p_prop, const String &p_value);
-	void _live_edit_res_call_func(int p_id, const StringName &p_method, VARIANT_ARG_DECLARE);
-	void _live_edit_root_func(const NodePath &p_scene_path, const String &p_scene_from);
-
-	void _live_edit_create_node_func(const NodePath &p_parent, const String &p_type, const String &p_name);
-	void _live_edit_instance_node_func(const NodePath &p_parent, const String &p_path, const String &p_name);
-	void _live_edit_remove_node_func(const NodePath &p_at);
-	void _live_edit_remove_and_keep_node_func(const NodePath &p_at, ObjectID p_keep_id);
-	void _live_edit_restore_node_func(ObjectID p_id, const NodePath &p_at, int p_at_pos);
-	void _live_edit_duplicate_node_func(const NodePath &p_at, const String &p_new_name);
-	void _live_edit_reparent_node_func(const NodePath &p_at, const NodePath &p_new_place, const String &p_new_name, int p_at_pos);
-
+#ifdef DEBUG_ENABLED // No live editor in release build.
+	friend class LiveEditor;
 #endif
 
 	enum {
diff --git a/scene/register_scene_types.cpp b/scene/register_scene_types.cpp
index 40f24ece87..7ffead9b86 100644
--- a/scene/register_scene_types.cpp
+++ b/scene/register_scene_types.cpp
@@ -76,6 +76,7 @@
 #include "scene/animation/root_motion_view.h"
 #include "scene/animation/tween.h"
 #include "scene/audio/audio_stream_player.h"
+#include "scene/debugger/scene_debugger.h"
 #include "scene/gui/box_container.h"
 #include "scene/gui/button.h"
 #include "scene/gui/center_container.h"
@@ -777,10 +778,12 @@ void register_scene_types() {
 			ERR_PRINT("Error loading custom theme '" + theme_path + "'");
 		}
 	}
+	SceneDebugger::initialize();
 }
 
 void unregister_scene_types() {
 
+	SceneDebugger::deinitialize();
 	clear_default_theme();
 
 	ResourceLoader::remove_resource_format_loader(resource_loader_dynamic_font);