fix crash introduced with inventory transfer, buywindow credits indicator,

removed impulse drive initialization delay.

2 files changed, 16 insertions, 0 deletions

diff --git a/src/audio/audio.cc b/src/audio/audio.cc
index b7a79d7..46d3a67 100644
--- a/src/audio/audio.cc
+++ b/src/audio/audio.cc
@@ -212,4 +212,16 @@ void update_source(size_t source_index, math::Vector3f const & location, math::V
 	alSourcef(source, AL_GAIN, gain);
 }
 
+bool is_playing(const size_t source_index)
+{
+	if (!audio_context)
+		return false;
+
+	ALuint source = Sources::source(source_index);
+	ALint srcstate = 0;
+	alGetSourcei(source , AL_SOURCE_STATE , &srcstate);
+	
+	return (srcstate == AL_PLAYING);		
+}
+
 }
diff --git a/src/audio/audio.h b/src/audio/audio.h
index ecfdf3e..ad9a024 100644
--- a/src/audio/audio.h
+++ b/src/audio/audio.h
@@ -58,6 +58,10 @@ void update_source(size_t source_index, math::Vector3f const & location, math::V
 
 /// update listener parameters
 void update_listener(math::Vector3f const &location, math::Axis const &axis, math::Vector3f const & velocity, float gain = 1.0f);
+
+/// return true is a source is playing
+bool is_playing(const size_t source_index);
+
 }
 
 #endif // __INCLUDED_AUDIO_AUDIO_H__