Convert samples to float when copying to the stack

1 files changed, 4 insertions, 4 deletions

diff --git a/OpenAL32/Include/alu.h b/OpenAL32/Include/alu.h
index a5e71ad3..b3288471 100644
--- a/OpenAL32/Include/alu.h
+++ b/OpenAL32/Include/alu.h
@@ -140,10 +140,10 @@ enum DistanceModel {
 #define FRACTIONONE  (1<<FRACTIONBITS)
 #define FRACTIONMASK (FRACTIONONE-1)
 
-/* Size for temporary stack storage of buffer data. Larger values need more
- * stack, while smaller values may need more iterations. The value needs to be
- * a sensible size, however, as it constrains the max stepping value used for
- * mixing.
+/* Size for temporary stack storage of buffer data. Must be a multiple of the
+ * size of ALfloat, ie, 4. Larger values need more stack, while smaller values
+ * may need more iterations. The value needs to be a sensible size, however, as
+ * it constrains the max stepping value used for mixing.
  * The mixer requires being able to do two samplings per mixing loop. A 16KB
  * buffer can hold 512 sample frames for a 7.1 float buffer. With the cubic
  * resampler (which requires 3 padding sample frames), this limits the maximum