From 89cab3cd393a8fd9b3fd9e33a19103108258e938 Mon Sep 17 00:00:00 2001
From: Chris Robinson <chris.kcat@gmail.com>
Date: Sat, 8 Sep 2012 22:09:34 -0700
Subject: Remove STACK_DATA_SIZE in favor of BUFFERSIZE

---
 OpenAL32/Include/alu.h | 24 ++++++++++++------------
 1 file changed, 12 insertions(+), 12 deletions(-)

(limited to 'OpenAL32/Include')

diff --git a/OpenAL32/Include/alu.h b/OpenAL32/Include/alu.h
index 7402fa0e..85d44221 100644
--- a/OpenAL32/Include/alu.h
+++ b/OpenAL32/Include/alu.h
@@ -154,25 +154,25 @@ enum DistanceModel {
     DefaultDistanceModel = InverseDistanceClamped
 };
 
-#define BUFFERSIZE 4096
-
-#define FRACTIONBITS (14)
-#define FRACTIONONE  (1<<FRACTIONBITS)
-#define FRACTIONMASK (FRACTIONONE-1)
 
-/* 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.
+/* Size for temporary storage of buffer data, in ALfloats. 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, as well as the maximum number of samples per mixing iteration.
  * 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
  * step to about 508. This means that buffer_freq*source_pitch cannot exceed
- * device_freq*508 for an 8-channel 32-bit buffer. */
-#ifndef STACK_DATA_SIZE
-#define STACK_DATA_SIZE  16384
+ * device_freq*508 for an 8-channel 32-bit buffer.
+ */
+#ifndef BUFFERSIZE
+#define BUFFERSIZE 4096
 #endif
 
+#define FRACTIONBITS (14)
+#define FRACTIONONE  (1<<FRACTIONBITS)
+#define FRACTIONMASK (FRACTIONONE-1)
+
 
 static __inline ALfloat minf(ALfloat a, ALfloat b)
 { return ((a > b) ? b : a); }
-- 
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