Implement AL_EXTX_source_distance_model

As with other EXTX extensions, this is subject to change and removal as the
spec gets worked on

1 files changed, 1 insertions, 0 deletions

diff --git a/OpenAL32/Include/alSource.h b/OpenAL32/Include/alSource.h
index 617dc4e3..b79f43d6 100644
--- a/OpenAL32/Include/alSource.h
+++ b/OpenAL32/Include/alSource.h
@@ -48,6 +48,7 @@ typedef struct ALsource
     ALfloat      vOrientation[3];
     ALboolean    bHeadRelative;
     ALboolean    bLooping;
+    ALenum       DistanceModel;
 
     ALuint       ulBufferID;