From 5f22d30fc91e677933e12034979f42f74c4f653d Mon Sep 17 00:00:00 2001
From: Chris Robinson <chris.kcat@gmail.com>
Date: Sat, 7 Aug 2010 05:43:16 -0700
Subject: Calculate the source stepping value with the param calculations

---
 OpenAL32/Include/alSource.h | 2 +-
 OpenAL32/Include/alu.h      | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)

(limited to 'OpenAL32')

diff --git a/OpenAL32/Include/alSource.h b/OpenAL32/Include/alSource.h
index 97ecbecf..9cee835b 100644
--- a/OpenAL32/Include/alSource.h
+++ b/OpenAL32/Include/alSource.h
@@ -91,7 +91,7 @@ typedef struct ALsource
     struct {
         ALfloat DryGains[OUTPUTCHANNELS];
         ALfloat WetGains[MAX_SENDS];
-        ALfloat Pitch;
+        ALint Step;
 
         struct {
             FILTER iirFilter;
diff --git a/OpenAL32/Include/alu.h b/OpenAL32/Include/alu.h
index 73f70224..fe2f42ba 100644
--- a/OpenAL32/Include/alu.h
+++ b/OpenAL32/Include/alu.h
@@ -5,6 +5,7 @@
 #include "AL/alc.h"
 #include "AL/alext.h"
 
+#include <limits.h>
 #include <math.h>
 #ifdef HAVE_FLOAT_H
 #include <float.h>
@@ -76,6 +77,10 @@ typedef enum {
 
 #define BUFFERSIZE 8192
 
+#define FRACTIONBITS (14)
+#define FRACTIONMASK ((1<<FRACTIONBITS)-1)
+#define MAX_PITCH    (INT_MAX & ~FRACTIONMASK)
+
 /* NOTE: The AL_FORMAT_REAR* enums aren't handled here because they're
  *       converted to AL_FORMAT_QUAD* when loaded */
 static __inline ALuint aluBytesFromFormat(ALenum format)
-- 
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