Lots of work on Audio & Physics engine:

-Added new 3D stream player node
-Added ability for Area to capture sound from streams
-Added small features in physics to be able to properly guess distance to areas for sound
-Fixed 3D CollisionObject so shapes are added the same as in 2D, directly from children
-Fixed KinematicBody API to make it the same as 2D.

1 files changed, 16 insertions, 0 deletions

diff --git a/scene/3d/camera.h b/scene/3d/camera.h
index 472cfaa008..43975892b4 100644
--- a/scene/3d/camera.h
+++ b/scene/3d/camera.h
@@ -31,6 +31,7 @@
 #define CAMERA_H
 
 #include "scene/3d/spatial.h"
+#include "scene/3d/spatial_velocity_tracker.h"
 #include "scene/main/viewport.h"
 #include "scene/resources/environment.h"
 /**
@@ -52,6 +53,12 @@ public:
 		KEEP_HEIGHT
 	};
 
+	enum DopplerTracking {
+		DOPPLER_TRACKING_DISABLED,
+		DOPPLER_TRACKING_IDLE_STEP,
+		DOPPLER_TRACKING_FIXED_STEP
+	};
+
 private:
 	bool force_change;
 	bool current;
@@ -80,6 +87,9 @@ private:
 	friend class Viewport;
 	void _update_audio_listener_state();
 
+	DopplerTracking doppler_tracking;
+	Ref<SpatialVelocityTracker> velocity_tracker;
+
 protected:
 	void _update_camera();
 	virtual void _request_camera_update();
@@ -140,11 +150,17 @@ public:
 	void set_h_offset(float p_offset);
 	float get_h_offset() const;
 
+	void set_doppler_tracking(DopplerTracking p_tracking);
+	DopplerTracking get_doppler_tracking() const;
+
+	Vector3 get_doppler_tracked_velocity() const;
+
 	Camera();
 	~Camera();
 };
 
 VARIANT_ENUM_CAST(Camera::Projection);
 VARIANT_ENUM_CAST(Camera::KeepAspect);
+VARIANT_ENUM_CAST(Camera::DopplerTracking);
 
 #endif