Support multiple debug protocols.

editor/debugger/editor_debugger_node.cpp

@@ -173,7 +173,7 @@ ScriptEditorDebugger *EditorDebuggerNode::get_default_debugger() const {
 	return Object::cast_to<ScriptEditorDebugger>(tabs->get_tab_control(0));
 }
 
-Error EditorDebuggerNode::start() {
+Error EditorDebuggerNode::start(const String &p_protocol) {
 	stop();
 	if (EDITOR_GET("run/output/always_open_output_on_play")) {
 		EditorNode::get_singleton()->make_bottom_panel_item_visible(EditorNode::get_log());
@@ -181,7 +181,7 @@ Error EditorDebuggerNode::start() {
 		EditorNode::get_singleton()->make_bottom_panel_item_visible(this);
 	}
 
-	server = Ref<EditorDebuggerServer>(EditorDebuggerServer::create_default());
+	server = Ref<EditorDebuggerServer>(EditorDebuggerServer::create(p_protocol));
 	const Error err = server->start();
 	if (err != OK) {
 		return err;
@@ -213,14 +213,6 @@ void EditorDebuggerNode::stop() {
 
 void EditorDebuggerNode::_notification(int p_what) {
 	switch (p_what) {
-		case NOTIFICATION_ENTER_TREE: {
-			EditorNode::get_singleton()->connect("play_pressed", callable_mp(this, &EditorDebuggerNode::start));
-			EditorNode::get_singleton()->connect("stop_pressed", callable_mp(this, &EditorDebuggerNode::stop));
-		} break;
-		case NOTIFICATION_EXIT_TREE: {
-			EditorNode::get_singleton()->disconnect("play_pressed", callable_mp(this, &EditorDebuggerNode::start));
-			EditorNode::get_singleton()->disconnect("stop_pressed", callable_mp(this, &EditorDebuggerNode::stop));
-		} break;
 		case EditorSettings::NOTIFICATION_EDITOR_SETTINGS_CHANGED: {
 			if (tabs->get_tab_count() > 1) {
 				add_theme_constant_override("margin_left", -EditorNode::get_singleton()->get_gui_base()->get_theme_stylebox("BottomPanelDebuggerOverride", "EditorStyles")->get_margin(MARGIN_LEFT));

editor/debugger/editor_debugger_node.h

@@ -183,7 +183,7 @@ public:
 	void set_camera_override(CameraOverride p_override) { camera_override = p_override; }
 	CameraOverride get_camera_override() { return camera_override; }
 
-	Error start();
+	Error start(const String &p_protocol = "tcp://");
 
 	void stop();
 };

editor/debugger/editor_debugger_server.cpp

@@ -44,6 +44,7 @@ private:
 	Ref<TCP_Server> server;
 
 public:
+	static EditorDebuggerServer *create(const String &p_protocol);
 	virtual void poll() {}
 	virtual Error start();
 	virtual void stop();
@@ -54,6 +55,11 @@ public:
 	EditorDebuggerServerTCP();
 };
 
+EditorDebuggerServer *EditorDebuggerServerTCP::create(const String &p_protocol) {
+	ERR_FAIL_COND_V(p_protocol != "tcp://", nullptr);
+	return memnew(EditorDebuggerServerTCP);
+}
+
 EditorDebuggerServerTCP::EditorDebuggerServerTCP() {
 	server.instance();
 }
@@ -85,6 +91,23 @@ Ref<RemoteDebuggerPeer> EditorDebuggerServerTCP::take_connection() {
 	return memnew(RemoteDebuggerPeerTCP(server->take_connection()));
 }
 
-EditorDebuggerServer *EditorDebuggerServer::create_default() {
+/// EditorDebuggerServer
-	return memnew(EditorDebuggerServerTCP);
+Map<StringName, EditorDebuggerServer::CreateServerFunc> EditorDebuggerServer::protocols;
+
+EditorDebuggerServer *EditorDebuggerServer::create(const String &p_protocol) {
+	ERR_FAIL_COND_V(!protocols.has(p_protocol), nullptr);
+	return protocols[p_protocol](p_protocol);
+}
+
+void EditorDebuggerServer::register_protocol_handler(const String &p_protocol, CreateServerFunc p_func) {
+	ERR_FAIL_COND(protocols.has(p_protocol));
+	protocols[p_protocol] = p_func;
+}
+
+void EditorDebuggerServer::initialize() {
+	register_protocol_handler("tcp://", EditorDebuggerServerTCP::create);
+}
+
+void EditorDebuggerServer::deinitialize() {
+	protocols.clear();
 }

editor/debugger/editor_debugger_server.h

@@ -37,7 +37,17 @@
 class EditorDebuggerServer : public Reference {
 
 public:
-	static EditorDebuggerServer *create_default();
+	typedef EditorDebuggerServer *(*CreateServerFunc)(const String &p_uri);
+
+private:
+	static Map<StringName, CreateServerFunc> protocols;
+
+public:
+	static void initialize();
+	static void deinitialize();
+
+	static void register_protocol_handler(const String &p_protocol, CreateServerFunc p_func);
+	static EditorDebuggerServer *create(const String &p_protocol);
 	virtual void poll() = 0;
 	virtual Error start() = 0;
 	virtual void stop() = 0;

editor/debugger/script_editor_debugger.cpp

@@ -846,6 +846,8 @@ void ScriptEditorDebugger::_notification(int p_what) {
 
 			if (is_session_active()) {
 
+				peer->poll();
+
 				if (camera_override == CameraOverride::OVERRIDE_2D) {
 					CanvasItemEditor *editor = CanvasItemEditor::get_singleton();
 

editor/editor_export.cpp

@@ -284,7 +284,7 @@ void EditorExportPlatform::gen_debug_flags(Vector<String> &r_flags, int p_flags)
 
 		r_flags.push_back("--remote-debug");
 
-		r_flags.push_back(host + ":" + String::num(remote_port));
+		r_flags.push_back(get_debug_protocol() + host + ":" + String::num(remote_port));
 
 		List<String> breakpoints;
 		ScriptEditor::get_singleton()->get_breakpoints(&breakpoints);
@@ -1127,7 +1127,7 @@ void EditorExportPlatform::gen_export_flags(Vector<String> &r_flags, int p_flags
 
 		r_flags.push_back("--remote-debug");
 
-		r_flags.push_back(host + ":" + String::num(remote_port));
+		r_flags.push_back(get_debug_protocol() + host + ":" + String::num(remote_port));
 
 		List<String> breakpoints;
 		ScriptEditor::get_singleton()->get_breakpoints(&breakpoints);

editor/editor_export.h

@@ -270,6 +270,7 @@ public:
 	virtual Error export_zip(const Ref<EditorExportPreset> &p_preset, bool p_debug, const String &p_path, int p_flags = 0);
 	virtual void get_platform_features(List<String> *r_features) = 0;
 	virtual void resolve_platform_feature_priorities(const Ref<EditorExportPreset> &p_preset, Set<String> &p_features) = 0;
+	virtual String get_debug_protocol() const { return "tcp://"; }
 
 	EditorExportPlatform();
 };

editor/editor_node.cpp

@@ -2072,9 +2072,11 @@ void EditorNode::_run(bool p_current, const String &p_custom) {
 	args = ProjectSettings::get_singleton()->get("editor/main_run_args");
 	skip_breakpoints = EditorDebuggerNode::get_singleton()->is_skip_breakpoints();
 
+	EditorDebuggerNode::get_singleton()->start();
 	Error error = editor_run.run(run_filename, args, breakpoints, skip_breakpoints);
 	if (error != OK) {
 
+		EditorDebuggerNode::get_singleton()->stop();
 		show_accept(TTR("Could not start subprocess!"), TTR("OK"));
 		return;
 	}
@@ -2096,6 +2098,24 @@ void EditorNode::_run(bool p_current, const String &p_custom) {
 	_playing_edited = p_current;
 }
 
+void EditorNode::_run_native(const Ref<EditorExportPreset> &p_preset) {
+
+	bool autosave = EDITOR_GET("run/auto_save/save_before_running");
+	if (autosave) {
+		_menu_option_confirm(FILE_SAVE_ALL_SCENES, false);
+	}
+	if (run_native->is_deploy_debug_remote_enabled()) {
+		_menu_option_confirm(RUN_STOP, true);
+
+		if (!call_build())
+			return; // build failed
+
+		EditorDebuggerNode::get_singleton()->start(p_preset->get_platform()->get_debug_protocol());
+		emit_signal("play_pressed");
+		editor_run.run_native_notify();
+	}
+}
+
 void EditorNode::_menu_option_confirm(int p_option, bool p_confirmed) {
 
 	if (!p_confirmed) //this may be a hack..
@@ -2464,6 +2484,7 @@ void EditorNode::_menu_option_confirm(int p_option, bool p_confirmed) {
 					}
 				}
 			}
+			EditorDebuggerNode::get_singleton()->stop();
 			emit_signal("stop_pressed");
 
 		} break;
@@ -2482,22 +2503,6 @@ void EditorNode::_menu_option_confirm(int p_option, bool p_confirmed) {
 			_run(true);
 
 		} break;
-		case RUN_PLAY_NATIVE: {
-
-			bool autosave = EDITOR_GET("run/auto_save/save_before_running");
-			if (autosave) {
-				_menu_option_confirm(FILE_SAVE_ALL_SCENES, false);
-			}
-			if (run_native->is_deploy_debug_remote_enabled()) {
-				_menu_option_confirm(RUN_STOP, true);
-
-				if (!call_build())
-					break; // build failed
-
-				emit_signal("play_pressed");
-				editor_run.run_native_notify();
-			}
-		} break;
 		case RUN_SCENE_SETTINGS: {
 
 			run_settings_dialog->popup_run_settings();
@@ -6346,7 +6351,7 @@ EditorNode::EditorNode() {
 
 	run_native = memnew(EditorRunNative);
 	play_hb->add_child(run_native);
-	run_native->connect("native_run", callable_mp(this, &EditorNode::_menu_option), varray(RUN_PLAY_NATIVE));
+	run_native->connect("native_run", callable_mp(this, &EditorNode::_run_native));
 
 	play_scene_button = memnew(ToolButton);
 	play_hb->add_child(play_scene_button);

editor/editor_node.h

@@ -32,6 +32,7 @@
 #define EDITOR_NODE_H
 
 #include "editor/editor_data.h"
+#include "editor/editor_export.h"
 #include "editor/editor_folding.h"
 #include "editor/editor_run.h"
 #include "editor/inspector_dock.h"
@@ -161,7 +162,6 @@ private:
 
 		RUN_STOP,
 		RUN_PLAY_SCENE,
-		RUN_PLAY_NATIVE,
 		RUN_PLAY_CUSTOM_SCENE,
 		RUN_SCENE_SETTINGS,
 		RUN_SETTINGS,
@@ -492,6 +492,7 @@ private:
 	void _quick_run();
 
 	void _run(bool p_current = false, const String &p_custom = "");
+	void _run_native(const Ref<EditorExportPreset> &p_preset);
 
 	void _save_optimized();
 	void _import_action(const String &p_action);

editor/editor_run.cpp

@@ -53,7 +53,7 @@ Error EditorRun::run(const String &p_scene, const String &p_custom_args, const L
 	}
 
 	args.push_back("--remote-debug");
-	args.push_back(remote_host + ":" + String::num(remote_port));
+	args.push_back("tcp://" + remote_host + ":" + String::num(remote_port));
 
 	args.push_back("--allow_focus_steal_pid");
 	args.push_back(itos(OS::get_singleton()->get_process_id()));

editor/editor_run_native.cpp

@@ -133,7 +133,7 @@ void EditorRunNative::_run_native(int p_idx, int p_platform) {
 		return;
 	}
 
-	emit_signal("native_run");
+	emit_signal("native_run", preset);
 
 	int flags = 0;
 
@@ -160,7 +160,7 @@ void EditorRunNative::resume_run_native() {
 
 void EditorRunNative::_bind_methods() {
 
-	ADD_SIGNAL(MethodInfo("native_run"));
+	ADD_SIGNAL(MethodInfo("native_run", PropertyInfo(Variant::OBJECT, "preset", PROPERTY_HINT_RESOURCE_TYPE, "EditorExportPreset")));
 }
 
 bool EditorRunNative::is_deploy_debug_remote_enabled() const {

editor/plugins/debugger_editor_plugin.cpp

@@ -32,11 +32,14 @@
 
 #include "core/os/keyboard.h"
 #include "editor/debugger/editor_debugger_node.h"
+#include "editor/debugger/editor_debugger_server.h"
 #include "editor/editor_node.h"
 #include "editor/fileserver/editor_file_server.h"
 #include "scene/gui/menu_button.h"
 
 DebuggerEditorPlugin::DebuggerEditorPlugin(EditorNode *p_editor, MenuButton *p_debug_menu) {
+	EditorDebuggerServer::initialize();
+
 	ED_SHORTCUT("debugger/step_into", TTR("Step Into"), KEY_F11);
 	ED_SHORTCUT("debugger/step_over", TTR("Step Over"), KEY_F10);
 	ED_SHORTCUT("debugger/break", TTR("Break"));
@@ -96,6 +99,7 @@ DebuggerEditorPlugin::DebuggerEditorPlugin(EditorNode *p_editor, MenuButton *p_d
 }
 
 DebuggerEditorPlugin::~DebuggerEditorPlugin() {
+	EditorDebuggerServer::deinitialize();
 	memdelete(file_server);
 }
 

main/main.cpp

@@ -324,7 +324,7 @@ void Main::print_help(const char *p_binary) {
 	OS::get_singleton()->print("  -b, --breakpoints                Breakpoint list as source::line comma-separated pairs, no spaces (use %%20 instead).\n");
 	OS::get_singleton()->print("  --profiling                      Enable profiling in the script debugger.\n");
 	OS::get_singleton()->print("  --gpu-abort                      Abort on GPU errors (usually validation layer errors), may help see the problem if your system freezes.\n");
-	OS::get_singleton()->print("  --remote-debug <address>         Remote debug (<host/IP>:<port> address).\n");
+	OS::get_singleton()->print("  --remote-debug <uri>             Remote debug (<protocol>://<host/IP>[:<port>], e.g. tcp://127.0.0.1:6007).\n");
 #if defined(DEBUG_ENABLED) && !defined(SERVER_ENABLED)
 	OS::get_singleton()->print("  --debug-collisions               Show collision shapes when running the scene.\n");
 	OS::get_singleton()->print("  --debug-navigation               Show navigation polygons when running the scene.\n");
@@ -844,11 +844,10 @@ Error Main::setup(const char *execpath, int argc, char *argv[], bool p_second_ph
 			if (I->next()) {
 
 				debug_uri = I->next()->get();
-				if (debug_uri.find(":") == -1) { // wrong address
+				if (debug_uri.find("://") == -1) { // wrong address
-					OS::get_singleton()->print("Invalid debug host address, it should be of the form <host/IP>:<port>.\n");
+					OS::get_singleton()->print("Invalid debug host address, it should be of the form <protocol>://<host/IP>:<port>.\n");
 					goto error;
 				}
-				debug_uri = "tcp://" + debug_uri; // will support multiple protocols eventually.
 				N = I->next()->next();
 			} else {
 				OS::get_singleton()->print("Missing remote debug host address, aborting.\n");