Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
-#include "quakedef.h"
-#include "snd_main.h"
+
+#ifdef SUPPORTDIRECTX
+#ifndef DIRECTSOUND_VERSION
+# define DIRECTSOUND_VERSION 0x0500 /* Version 5.0 */
+#endif
+#endif
#include <windows.h>
+#include <mmsystem.h>
+#ifdef SUPPORTDIRECTX
#include <dsound.h>
+#endif
+
+#include "qtypes.h"
+#include "quakedef.h"
+#include "snd_main.h"
+
+// ==============================================================================
+
+#ifndef _WAVEFORMATEXTENSIBLE_
+#define _WAVEFORMATEXTENSIBLE_
+typedef struct
+{
+ WAVEFORMATEX Format;
+ union
+ {
+ WORD wValidBitsPerSample; // bits of precision
+ WORD wSamplesPerBlock; // valid if wBitsPerSample==0
+ WORD wReserved; // If neither applies, set to zero
+ } Samples;
+ DWORD dwChannelMask; // which channels are present in stream
+ GUID SubFormat;
+} WAVEFORMATEXTENSIBLE, *PWAVEFORMATEXTENSIBLE;
+#endif
+
+#if !defined(WAVE_FORMAT_EXTENSIBLE)
+# define WAVE_FORMAT_EXTENSIBLE 0xFFFE
+#endif
+
+// Some speaker positions
+#ifndef SPEAKER_FRONT_LEFT
+# define SPEAKER_FRONT_LEFT 0x1
+# define SPEAKER_FRONT_RIGHT 0x2
+# define SPEAKER_FRONT_CENTER 0x4
+# define SPEAKER_LOW_FREQUENCY 0x8
+# define SPEAKER_BACK_LEFT 0x10
+# define SPEAKER_BACK_RIGHT 0x20
+# define SPEAKER_FRONT_LEFT_OF_CENTER 0x40
+# define SPEAKER_FRONT_RIGHT_OF_CENTER 0x80
+// ... we never use the other values
+#endif
+
+// KSDATAFORMAT_SUBTYPE_PCM = GUID "00000001-0000-0010-8000-00aa00389b71"
+static const GUID MY_KSDATAFORMAT_SUBTYPE_PCM =
+{
+ 0x00000001,
+ 0x0000,
+ 0x0010,
+ {
+ 0x80, 0x00,
+ 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71
+ }
+};
-extern HWND mainwindow;
-#define iDirectSoundCreate(a,b,c) pDirectSoundCreate(a,b,c)
+// ==============================================================================
+extern HWND mainwindow;
+static cvar_t snd_wav_partitionsize = {CVAR_SAVE, "snd_wav_partitionsize", "1024", "controls sound delay in samples, values too low will cause crackling, too high will cause delayed sounds"};
+static qboolean sndsys_registeredcvars = false;
+
+#ifdef SUPPORTDIRECTX
HRESULT (WINAPI *pDirectSoundCreate)(GUID FAR *lpGUID, LPDIRECTSOUND FAR *lplpDS, IUnknown FAR *pUnkOuter);
+#endif
-// Wave output: 64KB in 64 buffers of 1KB
-// (64KB is > 1 sec at 16-bit 22050 Hz mono, and is 1/3 sec at 16-bit 44100 Hz stereo)
-#define WAV_BUFFERS 64
-#define WAV_MASK (WAV_BUFFERS - 1)
-#define WAV_BUFFER_SIZE 1024
+// Wave output: queue of this many sound buffers to play, reused cyclically
+#define WAV_BUFFERS 16
+#define WAV_MASK (WAV_BUFFERS - 1)
+static unsigned int wav_buffer_size;
// DirectSound output: 64KB in 1 buffer
-#define SECONDARY_BUFFER_SIZE (64 * 1024)
+//#define SECONDARY_BUFFER_SIZE(fmt_ptr) ((fmt_ptr)->width * (fmt_ptr)->channels * (fmt_ptr)->speed / 2)
+// LordHavoc: changed this to be a multiple of 32768
+#define SECONDARY_BUFFER_SIZE(fmt_ptr) ((fmt_ptr)->channels * 32768)
typedef enum sndinitstat_e {SIS_SUCCESS, SIS_FAILURE, SIS_NOTAVAIL} sndinitstat;
-static qboolean wavonly;
+#ifdef SUPPORTDIRECTX
static qboolean dsound_init;
-static qboolean wav_init;
+static unsigned int dsound_time;
static qboolean primary_format_set;
+#endif
+
+static qboolean wav_init;
static int snd_sent, snd_completed;
static unsigned int paintpot;
+
/*
* Global variables. Must be visible to window-procedure function
* so it can unlock and free the data block after it has been played.
DWORD dwStartTime;
+#ifdef SUPPORTDIRECTX
LPDIRECTSOUND pDS;
LPDIRECTSOUNDBUFFER pDSBuf, pDSPBuf;
HINSTANCE hInstDS;
+#endif
qboolean SNDDMA_InitWav (void);
+#ifdef SUPPORTDIRECTX
sndinitstat SNDDMA_InitDirect (void);
-
-/*
-==================
-S_BlockSound
-==================
-*/
-void S_BlockSound (void)
-{
- // DirectSound takes care of blocking itself
- if (wav_init)
- {
- snd_blocked++;
-
- if (snd_blocked == 1)
- waveOutReset (hWaveOut);
- }
-}
+#endif
/*
==================
-S_UnblockSound
+SndSys_BuildWaveFormat
==================
*/
-void S_UnblockSound (void)
+static qboolean SndSys_BuildWaveFormat (const snd_format_t* requested, WAVEFORMATEXTENSIBLE* fmt_ptr)
{
- // DirectSound takes care of blocking itself
- if (wav_init)
- snd_blocked--;
-}
+ WAVEFORMATEX* pfmtex;
+ memset (fmt_ptr, 0, sizeof(*fmt_ptr));
-/*
-==================
-FreeSound
-==================
-*/
-void FreeSound (void)
-{
- int i;
+ pfmtex = &fmt_ptr->Format;
+ pfmtex->nChannels = requested->channels;
+ pfmtex->wBitsPerSample = requested->width * 8;
+ pfmtex->nSamplesPerSec = requested->speed;
+ pfmtex->nBlockAlign = pfmtex->nChannels * pfmtex->wBitsPerSample / 8;
+ pfmtex->nAvgBytesPerSec = pfmtex->nSamplesPerSec * pfmtex->nBlockAlign;
- if (pDSBuf)
+ // LordHavoc: disabled this WAVE_FORMAT_EXTENSIBLE support because it does not seem to be working
+#if 0
+ if (requested->channels <= 2)
{
- pDSBuf->lpVtbl->Stop(pDSBuf);
- pDSBuf->lpVtbl->Release(pDSBuf);
+#endif
+ pfmtex->wFormatTag = WAVE_FORMAT_PCM;
+ pfmtex->cbSize = 0;
+#if 0
}
-
- // only release primary buffer if it's not also the mixing buffer we just released
- if (pDSPBuf && (pDSBuf != pDSPBuf))
- {
- pDSPBuf->lpVtbl->Release(pDSPBuf);
- }
-
- if (pDS)
- {
- pDS->lpVtbl->SetCooperativeLevel (pDS, mainwindow, DSSCL_NORMAL);
- pDS->lpVtbl->Release(pDS);
- }
-
- if (hWaveOut)
+ else
{
- waveOutReset (hWaveOut);
-
- if (lpWaveHdr)
- {
- for (i=0 ; i< WAV_BUFFERS ; i++)
- waveOutUnprepareHeader (hWaveOut, lpWaveHdr+i, sizeof(WAVEHDR));
- }
-
- waveOutClose (hWaveOut);
-
- if (hWaveHdr)
+ pfmtex->wFormatTag = WAVE_FORMAT_EXTENSIBLE;
+ pfmtex->cbSize = sizeof(*fmt_ptr) - sizeof(fmt_ptr->Format);
+ fmt_ptr->Samples.wValidBitsPerSample = fmt_ptr->Format.wBitsPerSample;
+ fmt_ptr->SubFormat = MY_KSDATAFORMAT_SUBTYPE_PCM;
+
+ // Build the channel mask
+ fmt_ptr->dwChannelMask = SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT;
+ switch (requested->channels)
{
- GlobalUnlock(hWaveHdr);
- GlobalFree(hWaveHdr);
- }
+ case 8:
+ fmt_ptr->dwChannelMask |= SPEAKER_FRONT_LEFT_OF_CENTER | SPEAKER_FRONT_RIGHT_OF_CENTER;
+ // no break
+ case 6:
+ fmt_ptr->dwChannelMask |= SPEAKER_FRONT_CENTER | SPEAKER_LOW_FREQUENCY;
+ // no break
+ case 4:
+ fmt_ptr->dwChannelMask |= SPEAKER_BACK_LEFT | SPEAKER_BACK_RIGHT;
+ break;
- if (hData)
- {
- GlobalUnlock(hData);
- GlobalFree(hData);
+ default:
+ Con_Printf("SndSys_BuildWaveFormat: invalid number of channels (%hu)\n", requested->channels);
+ return false;
}
-
}
+#endif
- pDS = NULL;
- pDSBuf = NULL;
- pDSPBuf = NULL;
- hWaveOut = 0;
- hData = 0;
- hWaveHdr = 0;
- lpData = NULL;
- lpWaveHdr = NULL;
- dsound_init = false;
- wav_init = false;
+ return true;
}
+#ifdef SUPPORTDIRECTX
/*
==================
-SNDDMA_InitDirect
+SndSys_InitDirectSound
-Direct-Sound support
+DirectSound 5 support
==================
*/
-sndinitstat SNDDMA_InitDirect (void)
+static sndinitstat SndSys_InitDirectSound (const snd_format_t* requested)
{
- DSBUFFERDESC dsbuf;
- DSBCAPS dsbcaps;
- DWORD dwSize;
- DSCAPS dscaps;
- WAVEFORMATEX format, pformat;
- HRESULT hresult;
- int reps;
- int i;
-
- memset((void *)shm, 0, sizeof(*shm));
- shm->format.channels = 2;
- shm->format.width = 2;
-// COMMANDLINEOPTION: Windows Sound: -sndspeed <hz> chooses 44100 hz, 22100 hz, or 11025 hz sound output rate
- i = COM_CheckParm ("-sndspeed");
- if (i && i != (com_argc - 1))
- shm->format.speed = atoi(com_argv[i+1]);
- else
- shm->format.speed = 44100;
-
- memset (&format, 0, sizeof(format));
- format.wFormatTag = WAVE_FORMAT_PCM;
- format.nChannels = shm->format.channels;
- format.wBitsPerSample = shm->format.width * 8;
- format.nSamplesPerSec = shm->format.speed;
- format.nBlockAlign = format.nChannels * format.wBitsPerSample / 8;
- format.cbSize = 0;
- format.nAvgBytesPerSec = format.nSamplesPerSec * format.nBlockAlign;
+ DSBUFFERDESC dsbuf;
+ DSBCAPS dsbcaps;
+ DWORD dwSize;
+ DSCAPS dscaps;
+ WAVEFORMATEXTENSIBLE format, pformat;
+ HRESULT hresult;
+ int reps;
+
+ if (! SndSys_BuildWaveFormat(requested, &format))
+ return SIS_FAILURE;
if (!hInstDS)
{
return SIS_FAILURE;
}
- pDirectSoundCreate = (void *)GetProcAddress(hInstDS,"DirectSoundCreate");
+ pDirectSoundCreate = (HRESULT (__stdcall *)(GUID *, LPDIRECTSOUND *,IUnknown *))GetProcAddress(hInstDS,"DirectSoundCreate");
if (!pDirectSoundCreate)
{
}
}
- while ((hresult = iDirectSoundCreate(NULL, &pDS, NULL)) != DS_OK)
+ while ((hresult = pDirectSoundCreate(NULL, &pDS, NULL)) != DS_OK)
{
if (hresult != DSERR_ALLOCATED)
{
dscaps.dwSize = sizeof(dscaps);
- if (DS_OK != pDS->lpVtbl->GetCaps (pDS, &dscaps))
+ if (DS_OK != IDirectSound_GetCaps (pDS, &dscaps))
{
Con_Print("Couldn't get DS caps\n");
}
if (dscaps.dwFlags & DSCAPS_EMULDRIVER)
{
Con_Print("No DirectSound driver installed\n");
- FreeSound ();
+ SndSys_Shutdown ();
return SIS_FAILURE;
}
- if (DS_OK != pDS->lpVtbl->SetCooperativeLevel (pDS, mainwindow, DSSCL_EXCLUSIVE))
+ if (DS_OK != IDirectSound_SetCooperativeLevel (pDS, mainwindow, DSSCL_EXCLUSIVE))
{
Con_Print("Set coop level failed\n");
- FreeSound ();
+ SndSys_Shutdown ();
return SIS_FAILURE;
}
// COMMANDLINEOPTION: Windows DirectSound: -snoforceformat uses the format that DirectSound returns, rather than forcing it
if (!COM_CheckParm ("-snoforceformat"))
{
- if (DS_OK == pDS->lpVtbl->CreateSoundBuffer(pDS, &dsbuf, &pDSPBuf, NULL))
+ if (DS_OK == IDirectSound_CreateSoundBuffer(pDS, &dsbuf, &pDSPBuf, NULL))
{
pformat = format;
- if (DS_OK != pDSPBuf->lpVtbl->SetFormat (pDSPBuf, &pformat))
+ if (DS_OK != IDirectSoundBuffer_SetFormat (pDSPBuf, (WAVEFORMATEX*)&pformat))
{
Con_Print("Set primary sound buffer format: no\n");
}
// COMMANDLINEOPTION: Windows DirectSound: -primarysound locks the sound hardware for exclusive use
if (!primary_format_set || !COM_CheckParm ("-primarysound"))
{
+ HRESULT result;
+
// create the secondary buffer we'll actually work with
memset (&dsbuf, 0, sizeof(dsbuf));
dsbuf.dwSize = sizeof(DSBUFFERDESC);
dsbuf.dwFlags = DSBCAPS_CTRLFREQUENCY | DSBCAPS_LOCSOFTWARE;
- dsbuf.dwBufferBytes = SECONDARY_BUFFER_SIZE;
- dsbuf.lpwfxFormat = &format;
+ dsbuf.dwBufferBytes = SECONDARY_BUFFER_SIZE(requested);
+ dsbuf.lpwfxFormat = (WAVEFORMATEX*)&format;
memset(&dsbcaps, 0, sizeof(dsbcaps));
dsbcaps.dwSize = sizeof(dsbcaps);
- if (DS_OK != pDS->lpVtbl->CreateSoundBuffer(pDS, &dsbuf, &pDSBuf, NULL))
+ result = IDirectSound_CreateSoundBuffer(pDS, &dsbuf, &pDSBuf, NULL);
+ if (result != DS_OK ||
+ requested->channels != format.Format.nChannels ||
+ requested->width != format.Format.wBitsPerSample / 8 ||
+ requested->speed != format.Format.nSamplesPerSec)
{
- Con_Print("DS:CreateSoundBuffer Failed\n");
- FreeSound ();
+ Con_Printf("DS:CreateSoundBuffer Failed (%d): channels=%u, width=%u, speed=%u\n",
+ (int)result, (unsigned)format.Format.nChannels, (unsigned)format.Format.wBitsPerSample / 8, (unsigned)format.Format.nSamplesPerSec);
+ SndSys_Shutdown ();
return SIS_FAILURE;
}
- shm->format.channels = format.nChannels;
- shm->format.width = format.wBitsPerSample / 8;
- shm->format.speed = format.nSamplesPerSec;
-
- if (DS_OK != pDSBuf->lpVtbl->GetCaps (pDSBuf, &dsbcaps))
+ if (DS_OK != IDirectSoundBuffer_GetCaps (pDSBuf, &dsbcaps))
{
Con_Print("DS:GetCaps failed\n");
- FreeSound ();
+ SndSys_Shutdown ();
return SIS_FAILURE;
}
}
else
{
- if (DS_OK != pDS->lpVtbl->SetCooperativeLevel (pDS, mainwindow, DSSCL_WRITEPRIMARY))
+ if (DS_OK != IDirectSound_SetCooperativeLevel (pDS, mainwindow, DSSCL_WRITEPRIMARY))
{
Con_Print("Set coop level failed\n");
- FreeSound ();
+ SndSys_Shutdown ();
return SIS_FAILURE;
}
- if (DS_OK != pDSPBuf->lpVtbl->GetCaps (pDSPBuf, &dsbcaps))
+ if (DS_OK != IDirectSoundBuffer_GetCaps (pDSPBuf, &dsbcaps))
{
Con_Print("DS:GetCaps failed\n");
return SIS_FAILURE;
}
// Make sure mixer is active
- pDSBuf->lpVtbl->Play(pDSBuf, 0, 0, DSBPLAY_LOOPING);
+ IDirectSoundBuffer_Play(pDSBuf, 0, 0, DSBPLAY_LOOPING);
Con_Printf(" %d channel(s)\n"
- " %d bits/sample\n"
- " %d samples/sec\n",
- shm->format.channels, shm->format.width * 8, shm->format.speed);
+ " %d bits/sample\n"
+ " %d samples/sec\n",
+ requested->channels, requested->width * 8, requested->speed);
gSndBufSize = dsbcaps.dwBufferBytes;
// initialize the buffer
reps = 0;
- while ((hresult = pDSBuf->lpVtbl->Lock(pDSBuf, 0, gSndBufSize, (LPVOID*)&lpData, &dwSize, NULL, NULL, 0)) != DS_OK)
+ while ((hresult = IDirectSoundBuffer_Lock(pDSBuf, 0, gSndBufSize, (LPVOID*)&lpData, &dwSize, NULL, NULL, 0)) != DS_OK)
{
if (hresult != DSERR_BUFFERLOST)
{
Con_Print("SNDDMA_InitDirect: DS::Lock Sound Buffer Failed\n");
- FreeSound ();
+ SndSys_Shutdown ();
return SIS_FAILURE;
}
if (++reps > 10000)
{
Con_Print("SNDDMA_InitDirect: DS: couldn't restore buffer\n");
- FreeSound ();
+ SndSys_Shutdown ();
return SIS_FAILURE;
}
}
memset(lpData, 0, dwSize);
+ IDirectSoundBuffer_Unlock(pDSBuf, lpData, dwSize, NULL, 0);
- pDSBuf->lpVtbl->Unlock(pDSBuf, lpData, dwSize, NULL, 0);
-
- // we don't want anyone to access the buffer directly w/o locking it first.
- lpData = NULL;
-
- pDSBuf->lpVtbl->Stop(pDSBuf);
- pDSBuf->lpVtbl->GetCurrentPosition(pDSBuf, &dwStartTime, NULL);
- pDSBuf->lpVtbl->Play(pDSBuf, 0, 0, DSBPLAY_LOOPING);
+ IDirectSoundBuffer_Stop(pDSBuf);
+ IDirectSoundBuffer_Play(pDSBuf, 0, 0, DSBPLAY_LOOPING);
- shm->samples = gSndBufSize / shm->format.width;
- shm->sampleframes = shm->samples / shm->format.channels;
- shm->samplepos = 0;
- shm->buffer = (unsigned char *) lpData;
+ dwStartTime = 0;
+ dsound_time = 0;
+ snd_renderbuffer = Snd_CreateRingBuffer(requested, gSndBufSize / (requested->width * requested->channels), lpData);
dsound_init = true;
return SIS_SUCCESS;
}
+#endif
/*
==================
-SNDDM_InitWav
+SndSys_InitMmsystem
Crappy windows multimedia base
==================
*/
-qboolean SNDDMA_InitWav (void)
+static qboolean SndSys_InitMmsystem (const snd_format_t* requested)
{
- WAVEFORMATEX format;
+ WAVEFORMATEXTENSIBLE format;
int i;
HRESULT hr;
- snd_sent = 0;
- snd_completed = 0;
-
- memset((void *)shm, 0, sizeof(*shm));
- shm->format.channels = 2;
- shm->format.width = 2;
-// COMMANDLINEOPTION: Windows Sound: -sndspeed <hz> chooses 44100 hz, 22100 hz, or 11025 hz sound output rate
- i = COM_CheckParm ("-sndspeed");
- if (i && i != (com_argc - 1))
- shm->format.speed = atoi(com_argv[i+1]);
- else
- shm->format.speed = 44100;
-
- memset (&format, 0, sizeof(format));
- format.wFormatTag = WAVE_FORMAT_PCM;
- format.nChannels = shm->format.channels;
- format.wBitsPerSample = shm->format.width * 8;
- format.nSamplesPerSec = shm->format.speed;
- format.nBlockAlign = format.nChannels * format.wBitsPerSample / 8;
- format.cbSize = 0;
- format.nAvgBytesPerSec = format.nSamplesPerSec * format.nBlockAlign;
+ if (! SndSys_BuildWaveFormat(requested, &format))
+ return false;
// Open a waveform device for output using window callback
- while ((hr = waveOutOpen((LPHWAVEOUT)&hWaveOut, WAVE_MAPPER,
- &format,
+ while ((hr = waveOutOpen((LPHWAVEOUT)&hWaveOut, WAVE_MAPPER, (WAVEFORMATEX*)&format,
0, 0L, CALLBACK_NULL)) != MMSYSERR_NOERROR)
{
if (hr != MMSYSERR_ALLOCATED)
}
}
+ wav_buffer_size = bound(128, snd_wav_partitionsize.integer, 8192) * requested->channels * requested->width;
+
/*
* Allocate and lock memory for the waveform data. The memory
* for waveform data must be globally allocated with
* GMEM_MOVEABLE and GMEM_SHARE flags.
*/
- gSndBufSize = WAV_BUFFERS*WAV_BUFFER_SIZE;
+ gSndBufSize = WAV_BUFFERS * wav_buffer_size;
hData = GlobalAlloc(GMEM_MOVEABLE | GMEM_SHARE, gSndBufSize);
if (!hData)
{
Con_Print("Sound: Out of memory.\n");
- FreeSound ();
+ SndSys_Shutdown ();
return false;
}
- lpData = GlobalLock(hData);
+ lpData = (HPSTR)GlobalLock(hData);
if (!lpData)
{
Con_Print("Sound: Failed to lock.\n");
- FreeSound ();
+ SndSys_Shutdown ();
return false;
}
memset (lpData, 0, gSndBufSize);
* also be globally allocated with GMEM_MOVEABLE and
* GMEM_SHARE flags.
*/
- hWaveHdr = GlobalAlloc(GMEM_MOVEABLE | GMEM_SHARE,
- (DWORD) sizeof(WAVEHDR) * WAV_BUFFERS);
+ hWaveHdr = GlobalAlloc(GMEM_MOVEABLE | GMEM_SHARE, (DWORD) sizeof(WAVEHDR) * WAV_BUFFERS);
if (hWaveHdr == NULL)
{
Con_Print("Sound: Failed to Alloc header.\n");
- FreeSound ();
+ SndSys_Shutdown ();
return false;
}
if (lpWaveHdr == NULL)
{
Con_Print("Sound: Failed to lock header.\n");
- FreeSound ();
+ SndSys_Shutdown ();
return false;
}
// After allocation, set up and prepare headers
for (i=0 ; i<WAV_BUFFERS ; i++)
{
- lpWaveHdr[i].dwBufferLength = WAV_BUFFER_SIZE;
- lpWaveHdr[i].lpData = lpData + i*WAV_BUFFER_SIZE;
+ lpWaveHdr[i].dwBufferLength = wav_buffer_size;
+ lpWaveHdr[i].lpData = lpData + i * wav_buffer_size;
- if (waveOutPrepareHeader(hWaveOut, lpWaveHdr+i, sizeof(WAVEHDR)) !=
- MMSYSERR_NOERROR)
+ if (waveOutPrepareHeader(hWaveOut, lpWaveHdr+i, sizeof(WAVEHDR)) != MMSYSERR_NOERROR)
{
Con_Print("Sound: failed to prepare wave headers\n");
- FreeSound ();
+ SndSys_Shutdown ();
return false;
}
}
- shm->samples = gSndBufSize / shm->format.width;
- shm->sampleframes = shm->samples / shm->format.channels;
- shm->samplepos = 0;
- shm->buffer = (unsigned char *) lpData;
+ snd_renderbuffer = Snd_CreateRingBuffer(requested, gSndBufSize / (requested->width * requested->channels), lpData);
prev_painted = 0;
paintpot = 0;
+ snd_sent = 0;
+ snd_completed = 0;
+
wav_init = true;
return true;
}
+
/*
-==================
-SNDDMA_Init
+====================
+SndSys_Init
-Try to find a sound device to mix for.
-Returns false if nothing is found.
-==================
+Create "snd_renderbuffer" with the proper sound format if the call is successful
+May return a suggested format if the requested format isn't available
+====================
*/
-qboolean SNDDMA_Init(void)
+qboolean SndSys_Init (const snd_format_t* requested, snd_format_t* suggested)
{
+#ifdef SUPPORTDIRECTX
+ qboolean wavonly;
+#endif
sndinitstat stat;
-// COMMANDLINEOPTION: Windows Sound: -wavonly uses wave sound instead of DirectSound
- if (COM_CheckParm ("-wavonly"))
- wavonly = true;
+ if (!sndsys_registeredcvars)
+ {
+ sndsys_registeredcvars = true;
+ Cvar_RegisterVariable(&snd_wav_partitionsize);
+ }
+
+ Con_Print ("SndSys_Init: using the Win32 module\n");
+#ifdef SUPPORTDIRECTX
+// COMMANDLINEOPTION: Windows Sound: -wavonly uses wave sound instead of DirectSound
+ wavonly = (COM_CheckParm ("-wavonly") != 0);
dsound_init = false;
+#endif
wav_init = false;
stat = SIS_FAILURE; // assume DirectSound won't initialize
+#ifdef SUPPORTDIRECTX
// Init DirectSound
if (!wavonly)
{
- stat = SNDDMA_InitDirect ();
+ stat = SndSys_InitDirectSound (requested);
if (stat == SIS_SUCCESS)
Con_Print("DirectSound initialized\n");
else
Con_Print("DirectSound failed to init\n");
}
+#endif
// if DirectSound didn't succeed in initializing, try to initialize
// waveOut sound, unless DirectSound failed because the hardware is
// already allocated (in which case the user has already chosen not
// to have sound)
+#ifdef SUPPORTDIRECTX
if (!dsound_init && (stat != SIS_NOTAVAIL))
+#endif
{
- if (SNDDMA_InitWav ())
- Con_Print("Wave sound initialized\n");
+ if (SndSys_InitMmsystem (requested))
+ Con_Print("Wave sound (MMSYSTEM) initialized\n");
else
Con_Print("Wave sound failed to init\n");
}
- if (!dsound_init && !wav_init)
- return false;
-
- return true;
+#ifdef SUPPORTDIRECTX
+ return (dsound_init || wav_init);
+#else
+ return wav_init;
+#endif
}
+
/*
-==============
-SNDDMA_GetDMAPos
+====================
+SndSys_Shutdown
-return the current sample position (in mono samples read)
-inside the recirculating dma buffer, so the mixing code will know
-how many sample are required to fill it up.
-===============
+Stop the sound card, delete "snd_renderbuffer" and free its other resources
+====================
*/
-int SNDDMA_GetDMAPos(void)
+void SndSys_Shutdown (void)
{
- DWORD dwTime, s;
+#ifdef SUPPORTDIRECTX
+ if (pDSBuf)
+ {
+ IDirectSoundBuffer_Stop(pDSBuf);
+ IDirectSoundBuffer_Release(pDSBuf);
+ }
- if (dsound_init)
+ // only release primary buffer if it's not also the mixing buffer we just released
+ if (pDSPBuf && (pDSBuf != pDSPBuf))
{
- pDSBuf->lpVtbl->GetCurrentPosition(pDSBuf, &dwTime, NULL);
- s = dwTime - dwStartTime;
+ IDirectSoundBuffer_Release(pDSPBuf);
}
- else if (wav_init)
+
+ if (pDS)
{
- // Find which sound blocks have completed
- for (;;)
+ IDirectSound_SetCooperativeLevel (pDS, mainwindow, DSSCL_NORMAL);
+ IDirectSound_Release(pDS);
+ }
+#endif
+
+ if (hWaveOut)
+ {
+ waveOutReset (hWaveOut);
+
+ if (lpWaveHdr)
{
- if (snd_completed == snd_sent)
- {
- Con_DPrint("Sound overrun\n");
- break;
- }
+ unsigned int i;
- if (!(lpWaveHdr[snd_completed & WAV_MASK].dwFlags & WHDR_DONE))
- break;
+ for (i=0 ; i< WAV_BUFFERS ; i++)
+ waveOutUnprepareHeader (hWaveOut, lpWaveHdr+i, sizeof(WAVEHDR));
+ }
- snd_completed++; // this buffer has been played
+ waveOutClose (hWaveOut);
+
+ if (hWaveHdr)
+ {
+ GlobalUnlock(hWaveHdr);
+ GlobalFree(hWaveHdr);
}
- s = snd_completed * WAV_BUFFER_SIZE;
+ if (hData)
+ {
+ GlobalUnlock(hData);
+ GlobalFree(hData);
+ }
}
- else
- return 0;
- return (s >> (shm->format.width - 1)) & (shm->samples - 1);
+ if (snd_renderbuffer != NULL)
+ {
+ Mem_Free(snd_renderbuffer);
+ snd_renderbuffer = NULL;
+ }
+
+#ifdef SUPPORTDIRECTX
+ pDS = NULL;
+ pDSBuf = NULL;
+ pDSPBuf = NULL;
+ dsound_init = false;
+#endif
+ hWaveOut = 0;
+ hData = 0;
+ hWaveHdr = 0;
+ lpData = NULL;
+ lpWaveHdr = NULL;
+ wav_init = false;
}
+
/*
-==============
-SNDDMA_Submit
+====================
+SndSys_Submit
-Send sound to device if buffer isn't really the dma buffer
-===============
+Submit the contents of "snd_renderbuffer" to the sound card
+====================
*/
-void SNDDMA_Submit(void)
+void SndSys_Submit (void)
{
LPWAVEHDR h;
int wResult;
if (!wav_init)
return;
- paintpot += (paintedtime - prev_painted) * shm->format.channels * shm->format.width;
- if (paintpot > WAV_BUFFERS * WAV_BUFFER_SIZE)
- paintpot = WAV_BUFFERS * WAV_BUFFER_SIZE;
- prev_painted = paintedtime;
+ paintpot += (snd_renderbuffer->endframe - prev_painted) * snd_renderbuffer->format.channels * snd_renderbuffer->format.width;
+ if (paintpot > WAV_BUFFERS * wav_buffer_size)
+ paintpot = WAV_BUFFERS * wav_buffer_size;
+ prev_painted = snd_renderbuffer->endframe;
// submit new sound blocks
- while (paintpot > WAV_BUFFER_SIZE)
+ while (paintpot > wav_buffer_size)
{
h = lpWaveHdr + (snd_sent & WAV_MASK);
- snd_sent++;
/*
* Now the data block can be sent to the output device. The
* waveOutWrite function returns immediately and waveform
* data is sent to the output device in the background.
*/
wResult = waveOutWrite(hWaveOut, h, sizeof(WAVEHDR));
-
- if (wResult != MMSYSERR_NOERROR)
+ if (wResult == MMSYSERR_NOERROR)
+ snd_sent++;
+ else if (wResult == WAVERR_STILLPLAYING)
+ {
+ if(developer_insane.integer)
+ Con_DPrint("waveOutWrite failed (too much sound data)\n");
+ //h->dwFlags |= WHDR_DONE;
+ //snd_sent++;
+ }
+ else
{
- Con_Print("Failed to write block to device\n");
- FreeSound ();
+ Con_Printf("waveOutWrite failed, error code %d\n", (int) wResult);
+ SndSys_Shutdown ();
return;
}
- paintpot -= WAV_BUFFER_SIZE;
+ paintpot -= wav_buffer_size;
}
+
}
+
/*
-==============
-SNDDMA_Shutdown
+====================
+SndSys_GetSoundTime
-Reset the sound device for exiting
-===============
+Returns the number of sample frames consumed since the sound started
+====================
*/
-void SNDDMA_Shutdown(void)
+unsigned int SndSys_GetSoundTime (void)
{
- FreeSound ();
+ unsigned int factor;
+
+ factor = snd_renderbuffer->format.width * snd_renderbuffer->format.channels;
+
+#ifdef SUPPORTDIRECTX
+ if (dsound_init)
+ {
+ DWORD dwTime;
+ unsigned int diff;
+
+ IDirectSoundBuffer_GetCurrentPosition(pDSBuf, &dwTime, NULL);
+ diff = (unsigned int)(dwTime - dwStartTime) % (unsigned int)gSndBufSize;
+ dwStartTime = dwTime;
+
+ dsound_time += diff / factor;
+ return dsound_time;
+ }
+#endif
+
+ if (wav_init)
+ {
+ // Find which sound blocks have completed
+ for (;;)
+ {
+ if (snd_completed == snd_sent)
+ {
+ // Con_DPrint("Sound overrun\n");
+ break;
+ }
+
+ if (!(lpWaveHdr[snd_completed & WAV_MASK].dwFlags & WHDR_DONE))
+ break;
+
+ snd_completed++; // this buffer has been played
+ }
+
+ return (snd_completed * wav_buffer_size) / factor;
+
+ /*
+ * S_PaintAndSubmit: WARNING: newsoundtime (soundtime (275 < 134217707)
+ * apparently this sound time wraps quite early?
+ {
+ MMRESULT res;
+ MMTIME mmtime;
+
+ mmtime.wType = TIME_SAMPLES;
+ res = waveOutGetPosition(hWaveOut, &mmtime, sizeof(mmtime));
+ if(res == MMSYSERR_NOERROR)
+ return mmtime.u.sample;
+ }
+ */
+ }
+
+ return 0;
}
+#ifdef SUPPORTDIRECTX
static DWORD dsound_dwSize;
static DWORD dsound_dwSize2;
static DWORD *dsound_pbuf;
static DWORD *dsound_pbuf2;
+#endif
-void *S_LockBuffer(void)
+/*
+====================
+SndSys_LockRenderBuffer
+
+Get the exclusive lock on "snd_renderbuffer"
+====================
+*/
+qboolean SndSys_LockRenderBuffer (void)
{
+#ifdef SUPPORTDIRECTX
int reps;
HRESULT hresult;
DWORD dwStatus;
if (pDSBuf)
{
// if the buffer was lost or stopped, restore it and/or restart it
- if (pDSBuf->lpVtbl->GetStatus (pDSBuf, &dwStatus) != DS_OK)
+ if (IDirectSoundBuffer_GetStatus (pDSBuf, &dwStatus) != DS_OK)
Con_Print("Couldn't get sound buffer status\n");
if (dwStatus & DSBSTATUS_BUFFERLOST)
- pDSBuf->lpVtbl->Restore (pDSBuf);
+ {
+ Con_Print("DSound buffer is lost!!\n");
+ IDirectSoundBuffer_Restore (pDSBuf);
+ }
if (!(dwStatus & DSBSTATUS_PLAYING))
- pDSBuf->lpVtbl->Play(pDSBuf, 0, 0, DSBPLAY_LOOPING);
+ IDirectSoundBuffer_Play(pDSBuf, 0, 0, DSBPLAY_LOOPING);
reps = 0;
- while ((hresult = pDSBuf->lpVtbl->Lock(pDSBuf, 0, gSndBufSize, (LPVOID*)&dsound_pbuf, &dsound_dwSize, (LPVOID*)&dsound_pbuf2, &dsound_dwSize2, 0)) != DS_OK)
+ while ((hresult = IDirectSoundBuffer_Lock(pDSBuf, 0, gSndBufSize, (LPVOID*)&dsound_pbuf, &dsound_dwSize, (LPVOID*)&dsound_pbuf2, &dsound_dwSize2, 0)) != DS_OK)
{
if (hresult != DSERR_BUFFERLOST)
{
Con_Print("S_LockBuffer: DS: Lock Sound Buffer Failed\n");
S_Shutdown ();
S_Startup ();
- return NULL;
+ return false;
}
if (++reps > 10000)
Con_Print("S_LockBuffer: DS: couldn't restore buffer\n");
S_Shutdown ();
S_Startup ();
- return NULL;
+ return false;
}
}
- return dsound_pbuf;
+
+ if ((void*)dsound_pbuf != snd_renderbuffer->ring)
+ Sys_Error("SndSys_LockRenderBuffer: the ring address has changed!!!\n");
+ return true;
}
- else if (wav_init)
- return shm->buffer;
- else
- return NULL;
+#endif
+
+ return wav_init;
}
-void S_UnlockBuffer(void)
+
+/*
+====================
+SndSys_UnlockRenderBuffer
+
+Release the exclusive lock on "snd_renderbuffer"
+====================
+*/
+void SndSys_UnlockRenderBuffer (void)
{
+#ifdef SUPPORTDIRECTX
if (pDSBuf)
- pDSBuf->lpVtbl->Unlock(pDSBuf, dsound_pbuf, dsound_dwSize, dsound_pbuf2, dsound_dwSize2);
+ IDirectSoundBuffer_Unlock(pDSBuf, dsound_pbuf, dsound_dwSize, dsound_pbuf2, dsound_dwSize2);
+#endif
}
+/*
+====================
+SndSys_SendKeyEvents
+
+Send keyboard events originating from the sound system (e.g. MIDI)
+====================
+*/
+void SndSys_SendKeyEvents(void)
+{
+ // not supported
+}