Add "Mute Game" toggle in Game view

editor/debugger/editor_debugger_node.cpp

@@ -801,6 +801,13 @@ void EditorDebuggerNode::live_debug_reparent_node(const NodePath &p_at, const No
 	});
 }
 
+void EditorDebuggerNode::set_debug_mute_audio(bool p_mute) {
+	_for_all(tabs, [&](ScriptEditorDebugger *dbg) {
+		dbg->set_debug_mute_audio(p_mute);
+	});
+	debug_mute_audio = p_mute;
+}
+
 void EditorDebuggerNode::set_camera_override(CameraOverride p_override) {
 	_for_all(tabs, [&](ScriptEditorDebugger *dbg) {
 		dbg->set_camera_override(p_override);

editor/debugger/editor_debugger_node.h

@@ -111,6 +111,8 @@ class EditorDebuggerNode : public MarginContainer {
 	bool keep_open = false;
 	String current_uri;
 
+	bool debug_mute_audio = false;
+
 	CameraOverride camera_override = OVERRIDE_NONE;
 	HashMap<Breakpoint, bool, Breakpoint> breakpoints;
 
@@ -205,6 +207,8 @@ class EditorDebuggerNode : public MarginContainer {
 	void live_debug_duplicate_node(const NodePath &p_at, const String &p_new_name);
 	void live_debug_reparent_node(const NodePath &p_at, const NodePath &p_new_place, const String &p_new_name, int p_at_pos);
 
+	void set_debug_mute_audio(bool p_mute);
+
 	void set_camera_override(CameraOverride p_override);
 	CameraOverride get_camera_override();
 

editor/debugger/script_editor_debugger.cpp

@@ -1482,6 +1482,17 @@ void ScriptEditorDebugger::live_debug_reparent_node(const NodePath &p_at, const
 	}
 }
 
+bool ScriptEditorDebugger::get_debug_mute_audio() const {
+	return debug_mute_audio;
+}
+
+void ScriptEditorDebugger::set_debug_mute_audio(bool p_mute) {
+	Array msg;
+	msg.push_back(p_mute);
+	_put_msg("scene:debug_mute_audio", msg);
+	debug_mute_audio = p_mute;
+}
+
 CameraOverride ScriptEditorDebugger::get_camera_override() const {
 	return camera_override;
 }

editor/debugger/script_editor_debugger.h

@@ -183,6 +183,8 @@ class ScriptEditorDebugger : public MarginContainer {
 
 	void _select_thread(int p_index);
 
+	bool debug_mute_audio = false;
+
 	EditorDebuggerNode::CameraOverride camera_override;
 
 	void _stack_dump_frame_selected();
@@ -299,6 +301,9 @@ class ScriptEditorDebugger : public MarginContainer {
 	void live_debug_duplicate_node(const NodePath &p_at, const String &p_new_name);
 	void live_debug_reparent_node(const NodePath &p_at, const NodePath &p_new_place, const String &p_new_name, int p_at_pos);
 
+	bool get_debug_mute_audio() const;
+	void set_debug_mute_audio(bool p_mute);
+
 	EditorDebuggerNode::CameraOverride get_camera_override() const;
 	void set_camera_override(EditorDebuggerNode::CameraOverride p_override);
 

editor/plugins/game_view_plugin.cpp

@@ -60,6 +60,9 @@ void GameViewDebugger::_session_started(Ref<EditorDebuggerSession> p_session) {
 	Array mode;
 	mode.append(select_mode);
 	p_session->send_message("scene:runtime_node_select_set_mode", mode);
+	Array mute_audio;
+	mute_audio.append(debug_mute_audio);
+	p_session->send_message("scene:debug_mute_audio", mute_audio);
 
 	emit_signal(SNAME("session_started"));
 }
@@ -126,6 +129,11 @@ void GameViewDebugger::set_select_mode(int p_mode) {
 	}
 }
 
+void GameViewDebugger::set_debug_mute_audio(bool p_enabled) {
+	debug_mute_audio = p_enabled;
+	EditorDebuggerNode::get_singleton()->set_debug_mute_audio(p_enabled);
+}
+
 void GameViewDebugger::set_camera_override(bool p_enabled) {
 	EditorDebuggerNode::get_singleton()->set_camera_override(p_enabled ? camera_override_mode : EditorDebuggerNode::OVERRIDE_NONE);
 }
@@ -235,6 +243,13 @@ void GameView::_hide_selection_toggled(bool p_pressed) {
 	debugger->set_selection_visible(!p_pressed);
 }
 
+void GameView::_debug_mute_audio_button_pressed() {
+	debug_mute_audio = !debug_mute_audio;
+	debug_mute_audio_button->set_button_icon(get_editor_theme_icon(debug_mute_audio ? SNAME("AudioMute") : SNAME("AudioStreamPlayer")));
+	debug_mute_audio_button->set_tooltip_text(debug_mute_audio ? TTR("Unmute game audio.") : TTR("Mute game audio."));
+	debugger->set_debug_mute_audio(debug_mute_audio);
+}
+
 void GameView::_camera_override_button_toggled(bool p_pressed) {
 	_update_debugger_buttons();
 
@@ -288,6 +303,8 @@ void GameView::_notification(int p_what) {
 
 			hide_selection->set_button_icon(get_editor_theme_icon(hide_selection->is_pressed() ? SNAME("GuiVisibilityHidden") : SNAME("GuiVisibilityVisible")));
 
+			debug_mute_audio_button->set_button_icon(get_editor_theme_icon(debug_mute_audio ? SNAME("AudioMute") : SNAME("AudioStreamPlayer")));
+
 			camera_override_button->set_button_icon(get_editor_theme_icon(SNAME("Camera")));
 			camera_override_menu->set_button_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
 		} break;
@@ -415,6 +432,14 @@ GameView::GameView(Ref<GameViewDebugger> p_debugger) {
 
 	main_menu_hbox->add_child(memnew(VSeparator));
 
+	debug_mute_audio_button = memnew(Button);
+	main_menu_hbox->add_child(debug_mute_audio_button);
+	debug_mute_audio_button->set_theme_type_variation("FlatButton");
+	debug_mute_audio_button->connect(SceneStringName(pressed), callable_mp(this, &GameView::_debug_mute_audio_button_pressed));
+	debug_mute_audio_button->set_tooltip_text(debug_mute_audio ? TTR("Unmute game audio.") : TTR("Mute game audio."));
+
+	main_menu_hbox->add_child(memnew(VSeparator));
+
 	camera_override_button = memnew(Button);
 	main_menu_hbox->add_child(camera_override_button);
 	camera_override_button->set_toggle_mode(true);

editor/plugins/game_view_plugin.h

@@ -46,6 +46,7 @@ class GameViewDebugger : public EditorDebuggerPlugin {
 	int node_type = RuntimeNodeSelect::NODE_TYPE_NONE;
 	bool selection_visible = true;
 	int select_mode = RuntimeNodeSelect::SELECT_MODE_SINGLE;
+	bool debug_mute_audio = false;
 	EditorDebuggerNode::CameraOverride camera_override_mode = EditorDebuggerNode::OVERRIDE_INGAME;
 
 	void _session_started(Ref<EditorDebuggerSession> p_session);
@@ -63,6 +64,8 @@ class GameViewDebugger : public EditorDebuggerPlugin {
 
 	void set_selection_visible(bool p_visible);
 
+	void set_debug_mute_audio(bool p_enabled);
+
 	void set_camera_override(bool p_enabled);
 	void set_camera_manipulate_mode(EditorDebuggerNode::CameraOverride p_mode);
 
@@ -88,6 +91,8 @@ class GameView : public VBoxContainer {
 
 	int active_sessions = 0;
 
+	bool debug_mute_audio = false;
+
 	Button *suspend_button = nullptr;
 	Button *next_frame_button = nullptr;
 
@@ -96,6 +101,8 @@ class GameView : public VBoxContainer {
 
 	Button *hide_selection = nullptr;
 
+	Button *debug_mute_audio_button = nullptr;
+
 	Button *camera_override_button = nullptr;
 	MenuButton *camera_override_menu = nullptr;
 
@@ -112,6 +119,8 @@ class GameView : public VBoxContainer {
 
 	void _hide_selection_toggled(bool p_pressed);
 
+	void _debug_mute_audio_button_pressed();
+
 	void _camera_override_button_toggled(bool p_pressed);
 	void _camera_override_menu_id_pressed(int p_id);
 

scene/debugger/scene_debugger.cpp

@@ -52,6 +52,7 @@
 #include "scene/main/window.h"
 #include "scene/resources/packed_scene.h"
 #include "scene/theme/theme_db.h"
+#include "servers/audio_server.h"
 
 SceneDebugger::SceneDebugger() {
 	singleton = this;
@@ -144,6 +145,11 @@ Error SceneDebugger::parse_message(void *p_user, const String &p_msg, const Arra
 	} else if (p_msg == "next_frame") {
 		_next_frame();
 
+	} else if (p_msg == "debug_mute_audio") { // Enable/disable audio
+		ERR_FAIL_COND_V(p_args.is_empty(), ERR_INVALID_DATA);
+		bool do_mute = p_args[0];
+		AudioServer::get_singleton()->set_debug_mute(do_mute);
+
 	} else if (p_msg == "override_cameras") { // Camera
 		ERR_FAIL_COND_V(p_args.is_empty(), ERR_INVALID_DATA);
 		bool enable = p_args[0];

servers/audio_server.cpp

@@ -295,7 +295,7 @@ void AudioServer::_driver_process(int p_frames, int32_t *p_buffer) {
 			// The destination start for data will be the same in all cases.
 			int32_t *dest = &p_buffer[from_buf * (cs * 2) + (k * 2)];
 
-			if (master->channels[k].active) {
+			if (!debug_mute && master->channels[k].active) {
 				const AudioFrame *buf = master->channels[k].buffer.ptr();
 
 				for (int j = 0; j < to_copy; j++) {
@@ -766,6 +766,14 @@ int AudioServer::thread_find_bus_index(const StringName &p_name) {
 	}
 }
 
+void AudioServer::set_debug_mute(bool p_mute) {
+	debug_mute = p_mute;
+}
+
+bool AudioServer::get_debug_mute() const {
+	return debug_mute;
+}
+
 void AudioServer::set_bus_count(int p_count) {
 	ERR_FAIL_COND(p_count < 1);
 	ERR_FAIL_INDEX(p_count, 256);

servers/audio_server.h

@@ -229,6 +229,8 @@ class AudioServer : public Object {
 
 	bool tag_used_audio_streams = false;
 
+	bool debug_mute = false;
+
 	struct Bus {
 		StringName name;
 		bool solo = false;
@@ -367,6 +369,9 @@ class AudioServer : public Object {
 	int thread_get_mix_buffer_size() const;
 	int thread_find_bus_index(const StringName &p_name);
 
+	void set_debug_mute(bool p_mute);
+	bool get_debug_mute() const;
+
 	void set_bus_count(int p_count);
 	int get_bus_count() const;