mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-12-03 05:41:55 +03:00
129 lines
3.4 KiB
C
129 lines
3.4 KiB
C
// Emacs style mode select -*- C++ -*-
|
|
//-----------------------------------------------------------------------------
|
|
//
|
|
// $Id:$
|
|
//
|
|
// Copyright (C) 1993-1996 by id Software, Inc.
|
|
//
|
|
// This source is available for distribution and/or modification
|
|
// only under the terms of the DOOM Source Code License as
|
|
// published by id Software. All rights reserved.
|
|
//
|
|
// The source is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
|
|
// for more details.
|
|
//
|
|
// $Log:$
|
|
//
|
|
// DESCRIPTION:
|
|
// System interface for sound.
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
|
|
static const char
|
|
rcsid[] = "$Id: i_unix.c,v 1.5 1997/02/03 22:45:10 b1 Exp $";
|
|
|
|
#include "sounds.h"
|
|
|
|
char MsgText[256];
|
|
void WriteDebug(char *);
|
|
|
|
#define NUM_SOUND_FX 128
|
|
#define SB_SIZE 20480
|
|
|
|
void CreateSoundBuffer(int Channel, int length, unsigned char *data);
|
|
void I_PlaySoundEffect(int sfxid, int Channel, int volume, int pan);
|
|
void DS_Error( HRESULT hresult, char *msg );
|
|
|
|
LPDIRECTSOUND8 lpDS;
|
|
LPDIRECTSOUNDBUFFER lpMix[2];
|
|
extern int gametic;
|
|
int swap_stereo;
|
|
|
|
static int mixbuff=0;
|
|
|
|
// Needed for calling the actual sound output.
|
|
#define SAMPLECOUNT 512
|
|
#define NUM_CHANNELS 16
|
|
// It is 2 for 16bit, and 2 for two channels.
|
|
#define BUFMUL 4
|
|
#define MIXBUFFERSIZE (SAMPLECOUNT*BUFMUL)
|
|
|
|
#define SAMPLERATE 11025 // Hz
|
|
#define SAMPLESIZE 2 // 16bit
|
|
|
|
extern HWND win;
|
|
|
|
void I_CreateSound(void)
|
|
{
|
|
HRESULT hret;
|
|
int buff;
|
|
DSBUFFERDESC dsbd;
|
|
WAVEFORMATEX wfx;
|
|
|
|
hret = DirectSoundCreate8(NULL, &lpDS, NULL);
|
|
if (hret != DS_OK)
|
|
{
|
|
//printf("failed DirectSoundCreate");
|
|
return;
|
|
}
|
|
|
|
hret = lpDS->lpVtbl->SetCooperativeLevel(lpDS, win, DSSCL_PRIORITY);
|
|
if (hret != DS_OK)
|
|
//printf("failled DirectSound.SetCooperativeLevel");
|
|
|
|
memset( &wfx,0, sizeof(WAVEFORMATEX) );
|
|
wfx.wFormatTag = WAVE_FORMAT_PCM;
|
|
wfx.nChannels = 2;
|
|
wfx.nSamplesPerSec = 11025;
|
|
wfx.wBitsPerSample = 16;
|
|
wfx.nBlockAlign = 4;
|
|
wfx.nAvgBytesPerSec = 44100;
|
|
|
|
memset(&dsbd,0,sizeof(DSBUFFERDESC));
|
|
dsbd.dwSize = sizeof(DSBUFFERDESC);
|
|
dsbd.dwFlags = 0;
|
|
dsbd.dwBufferBytes = MIXBUFFERSIZE;
|
|
dsbd.lpwfxFormat = &wfx;
|
|
|
|
hret=lpDS->lpVtbl->CreateSoundBuffer(lpDS,&dsbd, &lpMix[0], NULL);
|
|
hret=lpDS->lpVtbl->CreateSoundBuffer(lpDS,&dsbd, &lpMix[1], NULL);
|
|
|
|
|
|
return;
|
|
};
|
|
|
|
void ShutdownDirectSound(void)
|
|
{
|
|
int buff;
|
|
DWORD BufferStatus;
|
|
|
|
if (lpMix[0] !=NULL)
|
|
lpMix[0]->lpVtbl->Release(lpMix[0]);
|
|
if(lpDS != NULL)
|
|
lpDS->lpVtbl->Release(lpDS);
|
|
}
|
|
|
|
void I_SubmitSound(signed short *mixbuffer)
|
|
{
|
|
DWORD hret;
|
|
void* pPtr1=NULL,*pPtr2=NULL;
|
|
DWORD dwSize1=0,dwSize2=0;
|
|
|
|
hret = lpMix[mixbuff]->lpVtbl->Stop(lpMix[mixbuff]);
|
|
hret = lpMix[mixbuff]->lpVtbl->SetCurrentPosition(lpMix[mixbuff],0);
|
|
|
|
hret=lpMix[mixbuff]->lpVtbl->Lock(lpMix[mixbuff],0,MIXBUFFERSIZE,&pPtr1,
|
|
&dwSize1,&pPtr2,&dwSize2,0);
|
|
if (hret!=DS_OK)
|
|
{ //printf("Error locking on play start");
|
|
return ;
|
|
}
|
|
memcpy(pPtr1, (void*)mixbuffer, MIXBUFFERSIZE);
|
|
hret-lpMix[mixbuff]->lpVtbl->Unlock(lpMix[mixbuff],pPtr1, dwSize1, pPtr2, dwSize2);
|
|
hret = lpMix[mixbuff]->lpVtbl->Play(lpMix[mixbuff],0,0,0);
|
|
mixbuff= (mixbuff+1)&1;
|
|
|
|
};
|