From 735da63bda0fed9b01779bd8922a4cc13b05d598 Mon Sep 17 00:00:00 2001
From: Mark Harmstone <mark@harmstone.com>
Date: Fri, 27 Mar 2015 20:59:57 +0000
Subject: dsound: Feed data through EAX function.

---
 dlls/dsound/dsound_private.h | 1 +
 dlls/dsound/eax.c            | 5 +++++
 dlls/dsound/mixer.c          | 5 ++++-
 3 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/dlls/dsound/dsound_private.h b/dlls/dsound/dsound_private.h
index a918cd2..cc55d70 100644
--- a/dlls/dsound/dsound_private.h
+++ b/dlls/dsound/dsound_private.h
@@ -242,6 +242,7 @@ HRESULT WINAPI EAX_Set(IDirectSoundBufferImpl *buf, REFGUID guidPropSet,
         ULONG cbPropData) DECLSPEC_HIDDEN;
 void free_eax_buffer(IDirectSoundBufferImpl *dsb) DECLSPEC_HIDDEN;
 void init_eax_buffer(IDirectSoundBufferImpl *dsb) DECLSPEC_HIDDEN;
+void process_eax_buffer(IDirectSoundBufferImpl *dsb, float *buf, DWORD count) DECLSPEC_HIDDEN;
 
 /* mixer.c */
 void DSOUND_CheckEvent(const IDirectSoundBufferImpl *dsb, DWORD playpos, int len) DECLSPEC_HIDDEN;
diff --git a/dlls/dsound/eax.c b/dlls/dsound/eax.c
index c0afb0f..4368594 100644
--- a/dlls/dsound/eax.c
+++ b/dlls/dsound/eax.c
@@ -92,6 +92,11 @@ static const EFXEAXREVERBPROPERTIES efx_presets[] = {
     { 0.0625f, 0.5000f, 0.3162f, 0.8404f, 1.0000f, 7.5600f, 0.9100f, 1.0000f, 0.4864f, 0.0200f, { 0.0000f, 0.0000f, 0.0000f }, 2.4378f, 0.0300f, { 0.0000f, 0.0000f, 0.0000f }, 0.2500f, 0.0000f, 4.0000f, 1.0000f, 0.9943f, 5000.0000f, 250.0000f, 0.0000f, 0x0 } /* psychotic */
 };
 
+void process_eax_buffer(IDirectSoundBufferImpl *dsb, float *buf, DWORD count)
+{
+    /* stub */
+}
+
 static void ReverbUpdate(IDirectSoundBufferImpl *dsb)
 {
     /* stub */
diff --git a/dlls/dsound/mixer.c b/dlls/dsound/mixer.c
index ff92cc1..b159834 100644
--- a/dlls/dsound/mixer.c
+++ b/dlls/dsound/mixer.c
@@ -453,7 +453,7 @@ static void putieee32_dsp(const IDirectSoundBufferImpl *dsb, DWORD pos, DWORD ch
  */
 static void DSOUND_MixToTemporary(IDirectSoundBufferImpl *dsb, DWORD frames)
 {
-    BOOL using_filters = dsb->num_filters > 0;
+    BOOL using_filters = dsb->num_filters > 0 || dsb->device->eax.using_eax;
     UINT istride, ostride, size_bytes;
     DWORD channel, i;
     bitsputfunc put;
@@ -500,6 +500,9 @@ static void DSOUND_MixToTemporary(IDirectSoundBufferImpl *dsb, DWORD frames)
             }
         }
 
+        if (dsb->device->eax.using_eax)
+            process_eax_buffer(dsb, dsb->device->dsp_buffer, frames * dsb->mix_channels);
+
         istride = ostride;
         ostride = dsb->device->pwfx->nChannels * sizeof(float);
         for (i = 0; i < frames; i++) {
-- 
2.3.3