mirror of
https://gitlab.winehq.org/wine/wine-staging.git
synced 2024-09-13 09:17:20 -07:00
68 lines
1.9 KiB
Diff
68 lines
1.9 KiB
Diff
From de72257b18ac1a07ed770f20bede6b42e5baa99b Mon Sep 17 00:00:00 2001
|
|
From: Mark Harmstone <mark@harmstone.com>
|
|
Date: Sun, 22 Mar 2015 15:38:15 +0000
|
|
Subject: dsound: Add EAX VerbPass stub.
|
|
|
|
---
|
|
dlls/dsound/eax.c | 37 ++++++++++++++++++++++++++++++++++++-
|
|
1 file changed, 36 insertions(+), 1 deletion(-)
|
|
|
|
diff --git a/dlls/dsound/eax.c b/dlls/dsound/eax.c
|
|
index babc2a7..6ac4cdf 100644
|
|
--- a/dlls/dsound/eax.c
|
|
+++ b/dlls/dsound/eax.c
|
|
@@ -92,6 +92,14 @@ 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 */
|
|
};
|
|
|
|
+static void VerbPass(IDirectSoundBufferImpl* dsb, float in, float* out)
|
|
+{
|
|
+ /* stub */
|
|
+
|
|
+ /* Step all delays forward one sample. */
|
|
+ dsb->eax.Offset++;
|
|
+}
|
|
+
|
|
static unsigned int fastf2u(float f)
|
|
{
|
|
return (unsigned int)f;
|
|
@@ -99,7 +107,34 @@ static unsigned int fastf2u(float f)
|
|
|
|
void process_eax_buffer(IDirectSoundBufferImpl *dsb, float *buf, DWORD count)
|
|
{
|
|
- /* stub */
|
|
+ int i;
|
|
+ float* out;
|
|
+ float gain;
|
|
+
|
|
+ if (dsb->device->eax.volume == 0.0f)
|
|
+ return;
|
|
+
|
|
+ if (dsb->mix_channels > 1) {
|
|
+ WARN("EAX not yet supported for non-mono sources\n");
|
|
+ return;
|
|
+ }
|
|
+
|
|
+ out = HeapAlloc(GetProcessHeap(), 0, sizeof(float)*count*4);
|
|
+
|
|
+ for (i = 0; i < count; i++) {
|
|
+ VerbPass(dsb, buf[i], &out[i*4]);
|
|
+ }
|
|
+
|
|
+ if (dsb->eax.reverb_mix == EAX_REVERBMIX_USEDISTANCE)
|
|
+ gain = 1.0f; /* FIXME - should be calculated from distance */
|
|
+ else
|
|
+ gain = dsb->eax.reverb_mix;
|
|
+
|
|
+ for (i = 0; i < count; i++) {
|
|
+ buf[i] += gain * out[i*4];
|
|
+ }
|
|
+
|
|
+ HeapFree(GetProcessHeap(), 0, out);
|
|
}
|
|
|
|
static unsigned int NextPowerOf2(unsigned int value)
|
|
--
|
|
2.3.3
|
|
|