From 725aecafd23065a6d4ac720dc9ee807ce85d5a8d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jaakko=20Ker=C3=A4nen?= <jaakko.keranen@iki.fi>
Date: Fri, 4 Apr 2014 14:16:14 +0300
Subject: [PATCH] libgui|Sound: Added more 3D audio properties

---
 doomsday/libgui/include/de/audio/sound.h |  4 ++++
 doomsday/libgui/src/audio/sound.cpp      | 28 ++++++++++++++++++++++++
 2 files changed, 32 insertions(+)

diff --git a/doomsday/libgui/include/de/audio/sound.h b/doomsday/libgui/include/de/audio/sound.h
index 5569bf037f..e3b9ee1ce0 100644
--- a/doomsday/libgui/include/de/audio/sound.h
+++ b/doomsday/libgui/include/de/audio/sound.h
@@ -85,6 +85,8 @@ class Sound
     virtual Sound &setFrequency(dfloat factor);
     virtual Sound &setPosition(de::Vector3f const &position, Positioning positioning = Absolute);
     virtual Sound &setVelocity(de::Vector3f const &velocity);
+    virtual Sound &setMinDistance(dfloat minDistance);
+    virtual Sound &setSpatialSpread(dfloat degrees);
 
     // Methods for querying the sound status:
 
@@ -98,6 +100,8 @@ class Sound
     virtual Positioning positioning() const;
     virtual de::Vector3f position() const;
     virtual de::Vector3f velocity() const;
+    virtual dfloat minDistance() const;
+    virtual dfloat spatialSpread() const;
 
     DENG2_AS_IS_METHODS()
 
diff --git a/doomsday/libgui/src/audio/sound.cpp b/doomsday/libgui/src/audio/sound.cpp
index 0c9e914d12..cad6807654 100644
--- a/doomsday/libgui/src/audio/sound.cpp
+++ b/doomsday/libgui/src/audio/sound.cpp
@@ -28,12 +28,16 @@ DENG2_PIMPL_NOREF(Sound)
     Vector3f position;
     Vector3f velocity;
     Positioning positioning;
+    dfloat minDistance;
+    dfloat spread;
 
     Instance()
         : volume(1.f)
         , pan(0.f)
         , frequency(1.f)
         , positioning(Stereo)
+        , minDistance(1.f)
+        , spread(0)
     {}
 
     DENG2_PIMPL_AUDIENCE(Stop)
@@ -82,6 +86,20 @@ Sound &Sound::setVelocity(Vector3f const &velocity)
     return *this;
 }
 
+Sound &Sound::setMinDistance(dfloat minDistance)
+{
+    d->minDistance = minDistance;
+    update();
+    return *this;
+}
+
+Sound &Sound::setSpatialSpread(dfloat degrees)
+{
+    d->spread = degrees;
+    update();
+    return *this;
+}
+
 bool Sound::isPlaying() const
 {
     return mode() != NotPlaying;
@@ -117,4 +135,14 @@ Vector3f Sound::velocity() const
     return d->velocity;
 }
 
+dfloat Sound::minDistance() const
+{
+    return d->minDistance;
+}
+
+dfloat Sound::spatialSpread() const
+{
+    return d->spread;
+}
+
 } // namespace de