aboutsummaryrefslogtreecommitdiffstats
path: root/WinQuake/snd_next.c
diff options
context:
space:
mode:
Diffstat (limited to 'WinQuake/snd_next.c')
-rw-r--r--WinQuake/snd_next.c55
1 files changed, 55 insertions, 0 deletions
diff --git a/WinQuake/snd_next.c b/WinQuake/snd_next.c
new file mode 100644
index 0000000..e732da3
--- /dev/null
+++ b/WinQuake/snd_next.c
@@ -0,0 +1,55 @@
+/*
+Copyright (C) 1996-1997 Id Software, Inc.
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+*/
+
+#include "quakedef.h"
+
+extern int desired_speed;
+extern int desired_bits;
+
+qboolean SNDDMA_Init(void)
+{
+ int size;
+
+ size = 16384 + sizeof(dma_t);
+ shm = malloc (size);
+ memset((void*)shm, 0, size);
+
+ shm->buffer = (char*)shm + sizeof(dma_t);
+ shm->channels = 2;
+ shm->speed = desired_speed;
+ shm->samplebits = desired_bits;
+ shm->samples = 16384 / (desired_bits / 8);
+ shm->submission_chunk = 1;
+
+ return true;
+}
+
+// return the current sample position (in mono samples read)
+// inside the recirculating dma buffer
+int SNDDMA_GetDMAPos(void)
+{
+ shm->samplepos = (int)(realtime*shm->speed*shm->channels) & (shm->samples-1);
+
+ return shm->samplepos;
+}
+
+void SNDDMA_Shutdown(void)
+{
+}