Merge pull request #44844 from KoBeWi/hey_listen!_but_2d

Add Listener2D

3 files changed, 27 insertions, 10 deletions

diff --git a/scene/main/scene_tree.cpp b/scene/main/scene_tree.cpp
index 8260d0dff5..bef7ecb462 100644
--- a/scene/main/scene_tree.cpp
+++ b/scene/main/scene_tree.cpp
@@ -858,15 +858,6 @@ void SceneTree::_notify_group_pause(const StringName &p_group, int p_notificatio
 	}
 }
 
-/*
-void SceneMainLoop::_update_listener_2d() {
-	if (listener_2d.is_valid()) {
-		SpatialSound2DServer::get_singleton()->listener_set_space( listener_2d, world_2d->get_sound_space() );
-	}
-}
-
-*/
-
 void SceneTree::_call_input_pause(const StringName &p_group, CallInputType p_call_type, const Ref<InputEvent> &p_input, Viewport *p_viewport) {
 	Map<StringName, Group>::Element *E = group_map.find(p_group);
 	if (!E) {
diff --git a/scene/main/viewport.cpp b/scene/main/viewport.cpp
index 8ec8c193fb..c5b0f47140 100644
--- a/scene/main/viewport.cpp
+++ b/scene/main/viewport.cpp
@@ -37,6 +37,7 @@
 #include "core/templates/pair.h"
 #include "scene/2d/camera_2d.h"
 #include "scene/2d/collision_object_2d.h"
+#include "scene/2d/listener_2d.cpp"
 #ifndef _3D_DISABLED
 #include "scene/3d/camera_3d.h"
 #include "scene/3d/collision_object_3d.h"
@@ -831,7 +832,6 @@ void Viewport::set_as_audio_listener_2d(bool p_enable) {
 	}
 
 	audio_listener_2d = p_enable;
-
 	_update_listener_2d();
 }
 
@@ -839,6 +839,10 @@ bool Viewport::is_audio_listener_2d() const {
 	return audio_listener_2d;
 }
 
+Listener2D *Viewport::get_listener_2d() const {
+	return listener_2d;
+}
+
 void Viewport::enable_canvas_transform_override(bool p_enable) {
 	if (override_canvas_transform == p_enable) {
 		return;
@@ -903,6 +907,21 @@ void Viewport::_camera_2d_set(Camera2D *p_camera_2d) {
 	camera_2d = p_camera_2d;
 }
 
+void Viewport::_listener_2d_set(Listener2D *p_listener) {
+	if (listener_2d == p_listener) {
+		return;
+	} else if (listener_2d) {
+		listener_2d->clear_current();
+	}
+	listener_2d = p_listener;
+}
+
+void Viewport::_listener_2d_remove(Listener2D *p_listener) {
+	if (listener_2d == p_listener) {
+		listener_2d = nullptr;
+	}
+}
+
 void Viewport::_canvas_layer_add(CanvasLayer *p_canvas_layer) {
 	canvas_layers.insert(p_canvas_layer);
 }
diff --git a/scene/main/viewport.h b/scene/main/viewport.h
index d9b21ce6a8..06efd27073 100644
--- a/scene/main/viewport.h
+++ b/scene/main/viewport.h
@@ -41,6 +41,7 @@ class Listener3D;
 class World3D;
 #endif // _3D_DISABLED
 
+class Listener2D;
 class Camera2D;
 class CanvasItem;
 class CanvasLayer;
@@ -201,6 +202,7 @@ private:
 
 	Viewport *parent = nullptr;
 
+	Listener2D *listener_2d = nullptr;
 	Camera2D *camera_2d = nullptr;
 	Set<CanvasLayer *> canvas_layers;
 
@@ -416,6 +418,10 @@ private:
 
 	bool _gui_drop(Control *p_at_control, Point2 p_at_pos, bool p_just_check);
 
+	friend class Listener2D;
+	void _listener_2d_set(Listener2D *p_listener);
+	void _listener_2d_remove(Listener2D *p_listener);
+
 	friend class Camera2D;
 	void _camera_2d_set(Camera2D *p_camera_2d);
 
@@ -457,6 +463,7 @@ protected:
 public:
 	uint64_t get_processed_events_count() const { return event_count; }
 
+	Listener2D *get_listener_2d() const;
 	Camera2D *get_camera_2d() const;
 	void set_as_audio_listener_2d(bool p_enable);
 	bool is_audio_listener_2d() const;