1 files changed, 41 insertions, 0 deletions
diff --git a/src/audio/audio.cc b/src/audio/audio.cc
index 1895d21..ff0918d 100644
--- a/src/audio/audio.cc
+++ b/src/audio/audio.cc
@@ -91,4 +91,45 @@ void play(const char *name)
 	}
 }
 
+void update_source(size_t source_index, math::Vector3f const & location, math::Vector3f const & velocity, float pitch, float gain)
+{
+	ALuint source = Sources::source(source_index);
+	alSourcefv(source, AL_POSITION, location.ptr());
+	//alSourcefv(source, AL_VELOCITY, velocity.ptr());
+	alSourcef(source, AL_PITCH, pitch);
+    	alSourcef(source, AL_GAIN, gain);
+}
+
+void loop( size_t source_index, const char *name, float pitch, float gain)
+{
+	if (!audio_context)
+		return;
+
+	ALuint source = Sources::source(source_index);
+	Buffers::bind(source, Buffers::load(std::string(name)));
+
+	alSourcef(source, AL_PITCH, pitch);
+    	alSourcef(source, AL_GAIN, gain);
+
+ 	alSourcei(source, AL_LOOPING,  AL_TRUE);
+	alSourceRewind(source);
+	alSourcePlay(source);
+}
+
+void update_listener(math::Vector3f const &location, math::Axis const &axis, float speed)
+{
+	alListenerfv(AL_POSITION, location.ptr());
+
+	math::Vector3f velocity(axis.forward());
+	velocity = velocity * speed;
+	//alListenerfv(AL_VELOCITY, velocity.ptr());
+
+	ALfloat orientation[6];
+	for (size_t i =0; i <3; i++) {
+		orientation[i] = axis.forward()[i];
+		orientation[i+3] = axis.up()[i];
+	}
+	alListenerfv(AL_ORIENTATION, orientation);
+}
+	
 }