BOOL InitSound()
{
DSBUFFERDESC dsbdesc;
if (!hWnd)
{
return true;
}
if (!lpds)
{
//Create DirectSound interface
if (DirectSoundCreate8(NULL, &lpds, NULL))
{
Error("DirectSoundCreate8(NULL, &lpds, NULL)");
return true;
}
//Set cooperative level
if (lpds->SetCooperativeLevel(hWnd, DSSCL_NORMAL))
{
Error("lpds->SetCooperativeLevel(hWnd, DSSCL_NORMAL)");
CloseSound();
return true;
}
}
//Get primary buffer and set it to run silently
if (!lpdsbPrimary)
{
ZeroMemory(&dsbdesc, sizeof(dsbdesc));
dsbdesc.dwSize = sizeof(dsbdesc);
dsbdesc.dwFlags = DSBCAPS_PRIMARYBUFFER;
if (lpds->CreateSoundBuffer(&dsbdesc, &lpdsbPrimary, NULL))
{
Error("lpds->CreateSoundBuffer(&dsbdesc, &lpdsbPrimary, NULL)");
CloseSound();
return true;
}
if (lpdsbPrimary->Play(0, 0, DSBPLAY_LOOPING))
{
Error("lpdsbPrimary->Play(0, 0, DSBPLAY_LOOPING)");
CloseSound();
return true;
}
}
Settings.SoundEnabled = true;
return false;
}
/*
* make a sound like thunder
* this function is called after each time BoltSound is called
*/
static void BoomSound()
/*********************/
{
short i;
short low;
short high;
StopSound();
SetVoiceQueueSize( 1, 600 );
SetVoiceAccent( 1, 120, 50, S_STACCATO, 0 );
for( i=0; i < 1000; i++ ) {
/*
* create a random low-pitched sound
*/
high = rand() % 200 + 1;
low = rand() % high + 1;
SetVoiceSound( 1, MAKELONG( low, high ), 1 );
}
StartSound();
WaitSoundState( S_QUEUEEMPTY ); /* wait for the sound to finish */
StopSound();
CloseSound();
} /* BoomSound */
SoundHubObject::~SoundHubObject()
{
CloseSound();
}
void WindowsTerm()
{
CloseSound( sd );
}