in additive_vbap(), only try to return 3 dimensions of data if there are 3 dimensions

svn path=/trunk/externals/vbap/; revision=15529

1 files changed, 2 insertions, 1 deletions

diff --git a/vbap.c b/vbap.c
index e60413b..66d9953 100644
--- a/vbap.c
+++ b/vbap.c
@@ -415,7 +415,8 @@ static void additive_vbap(float *final_gs, float cartdir[3], t_vbap *x)
   		
   		final_gs[ls[0]-1] += g[0];
   		final_gs[ls[1]-1] += g[1];
-  		final_gs[ls[2]-1] += g[2];
+  		if (dim==3)
+  			final_gs[ls[2]-1] += g[2];
   	}
 }