From 842aeb888b79883a08c672ed12f1f2b87a0fb46e Mon Sep 17 00:00:00 2001
From: Chris Robinson <chris.kcat@gmail.com>
Date: Sat, 22 Mar 2014 02:39:57 -0700
Subject: Move some HRTF and mixer structs to alu.h

---
 OpenAL32/Include/alSource.h | 57 ---------------------------------------
 OpenAL32/Include/alu.h      | 66 ++++++++++++++++++++++++++++++++++++++++-----
 2 files changed, 60 insertions(+), 63 deletions(-)

(limited to 'OpenAL32')

diff --git a/OpenAL32/Include/alSource.h b/OpenAL32/Include/alSource.h
index 0cc72d27..3d3f3029 100644
--- a/OpenAL32/Include/alSource.h
+++ b/OpenAL32/Include/alSource.h
@@ -5,18 +5,12 @@
 
 #include "alMain.h"
 #include "alu.h"
-#include "alFilter.h"
-#include "alBuffer.h"
 #include "hrtf.h"
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-#define SRC_HISTORY_BITS   (6)
-#define SRC_HISTORY_LENGTH (1<<SRC_HISTORY_BITS)
-#define SRC_HISTORY_MASK   (SRC_HISTORY_LENGTH-1)
-
 extern enum Resampler DefaultResampler;
 
 extern const ALsizei ResamplerPadding[ResamplerMax];
@@ -30,57 +24,6 @@ typedef struct ALbufferlistitem {
 } ALbufferlistitem;
 
 
-typedef struct HrtfState {
-    ALboolean Moving;
-    ALuint Counter;
-    ALIGN(16) ALfloat History[MAX_INPUT_CHANNELS][SRC_HISTORY_LENGTH];
-    ALIGN(16) ALfloat Values[MAX_INPUT_CHANNELS][HRIR_LENGTH][2];
-    ALuint Offset;
-} HrtfState;
-
-typedef struct HrtfParams {
-    ALfloat Gain;
-    ALfloat Dir[3];
-    ALIGN(16) ALfloat Coeffs[MAX_INPUT_CHANNELS][HRIR_LENGTH][2];
-    ALIGN(16) ALfloat CoeffStep[HRIR_LENGTH][2];
-    ALuint Delay[MAX_INPUT_CHANNELS][2];
-    ALint DelayStep[2];
-    ALuint IrSize;
-} HrtfParams;
-
-typedef struct DirectParams {
-    ALfloat (*OutBuffer)[BUFFERSIZE];
-    ALfloat *ClickRemoval;
-    ALfloat *PendingClicks;
-
-    union {
-        struct {
-            HrtfParams Params;
-            HrtfState *State;
-        } Hrtf;
-
-        /* A mixing matrix. First subscript is the channel number of the input
-         * data (regardless of channel configuration) and the second is the
-         * channel target (eg. FrontLeft). Not used with HRTF. */
-        ALfloat Gains[MAX_INPUT_CHANNELS][MaxChannels];
-    } Mix;
-
-    ALfilterState LpFilter[MAX_INPUT_CHANNELS];
-} DirectParams;
-
-typedef struct SendParams {
-    ALfloat (*OutBuffer)[BUFFERSIZE];
-    ALfloat *ClickRemoval;
-    ALfloat *PendingClicks;
-
-    /* Gain control, which applies to all input channels to a single (mono)
-     * output buffer. */
-    ALfloat Gain;
-
-    ALfilterState LpFilter[MAX_INPUT_CHANNELS];
-} SendParams;
-
-
 typedef struct ALactivesource {
     struct ALsource *Source;
 
diff --git a/OpenAL32/Include/alu.h b/OpenAL32/Include/alu.h
index f8174e0e..6b75d96f 100644
--- a/OpenAL32/Include/alu.h
+++ b/OpenAL32/Include/alu.h
@@ -1,8 +1,6 @@
 #ifndef _ALU_H_
 #define _ALU_H_
 
-#include "alMain.h"
-
 #include <limits.h>
 #include <math.h>
 #ifdef HAVE_FLOAT_H
@@ -12,6 +10,11 @@
 #include <ieeefp.h>
 #endif
 
+#include "alMain.h"
+#include "alBuffer.h"
+#include "alFilter.h"
+#include "hrtf.h"
+
 
 #define F_PI    (3.14159265358979323846f)
 #define F_PI_2  (1.57079632679489661923f)
@@ -25,14 +28,65 @@
 #define RAD2DEG(x)  ((ALfloat)(x) * (180.0f/F_PI))
 
 
+#define SRC_HISTORY_BITS   (6)
+#define SRC_HISTORY_LENGTH (1<<SRC_HISTORY_BITS)
+#define SRC_HISTORY_MASK   (SRC_HISTORY_LENGTH-1)
+
+
 #ifdef __cplusplus
 extern "C" {
 #endif
 
-struct ALsource;
-struct ALbuffer;
-struct DirectParams;
-struct SendParams;
+typedef struct HrtfState {
+    ALboolean Moving;
+    ALuint Counter;
+    ALIGN(16) ALfloat History[MAX_INPUT_CHANNELS][SRC_HISTORY_LENGTH];
+    ALIGN(16) ALfloat Values[MAX_INPUT_CHANNELS][HRIR_LENGTH][2];
+    ALuint Offset;
+} HrtfState;
+
+typedef struct HrtfParams {
+    ALfloat Gain;
+    ALfloat Dir[3];
+    ALIGN(16) ALfloat Coeffs[MAX_INPUT_CHANNELS][HRIR_LENGTH][2];
+    ALIGN(16) ALfloat CoeffStep[HRIR_LENGTH][2];
+    ALuint Delay[MAX_INPUT_CHANNELS][2];
+    ALint DelayStep[2];
+    ALuint IrSize;
+} HrtfParams;
+
+typedef struct DirectParams {
+    ALfloat (*OutBuffer)[BUFFERSIZE];
+    ALfloat *ClickRemoval;
+    ALfloat *PendingClicks;
+
+    union {
+        struct {
+            HrtfParams Params;
+            HrtfState *State;
+        } Hrtf;
+
+        /* A mixing matrix. First subscript is the channel number of the input
+         * data (regardless of channel configuration) and the second is the
+         * channel target (eg. FrontLeft). Not used with HRTF. */
+        ALfloat Gains[MAX_INPUT_CHANNELS][MaxChannels];
+    } Mix;
+
+    ALfilterState LpFilter[MAX_INPUT_CHANNELS];
+} DirectParams;
+
+typedef struct SendParams {
+    ALfloat (*OutBuffer)[BUFFERSIZE];
+    ALfloat *ClickRemoval;
+    ALfloat *PendingClicks;
+
+    /* Gain control, which applies to all input channels to a single (mono)
+     * output buffer. */
+    ALfloat Gain;
+
+    ALfilterState LpFilter[MAX_INPUT_CHANNELS];
+} SendParams;
+
 
 typedef void (*ResamplerFunc)(const ALfloat *src, ALuint frac, ALuint increment,
                               ALfloat *restrict dst, ALuint dstlen);
-- 
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