mirror of
https://github.com/ZDoom/raze-gles.git
synced 2024-12-27 04:00:42 +00:00
137 lines
2.8 KiB
C++
137 lines
2.8 KiB
C++
|
|
#include "compat.h"
|
|
|
|
#include "../../audiolib/src/_multivc.h"
|
|
#include "multivoc.h"
|
|
#include "../../audiolib/src/pitch.h"
|
|
#include "pragmas.h"
|
|
#include "zmusic/zmusic.h"
|
|
#include "s_music.h"
|
|
#include "templates.h"
|
|
#include "fx_man.h"
|
|
#include "gamecvars.h"
|
|
|
|
static short buffer[2][16384];
|
|
static float readbuffer[16384];
|
|
static int whichbuffer;
|
|
static bool StreamPaused;
|
|
static int StreamHandle;
|
|
static VoiceNode* voice;
|
|
|
|
static bool FillStream(void* buff, int len)
|
|
{
|
|
if (StreamPaused)
|
|
{
|
|
memset((char*)buff, 0, len);
|
|
return true;
|
|
}
|
|
|
|
bool written = ZMusic_FillStream(mus_playing.handle, buff, len);
|
|
|
|
if (!written)
|
|
{
|
|
memset((char*)buff, 0, len);
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
static playbackstatus MV_GetNextZMusicBlock(VoiceNode *voice)
|
|
{
|
|
if (!FillStream(readbuffer, 32768))
|
|
return NoMoreData;
|
|
|
|
for (int i = 0; i <16384; i++)
|
|
{
|
|
buffer[whichbuffer][i] = (short)clamp(readbuffer[i]*32767., -32768., 32767.);
|
|
}
|
|
|
|
voice->sound = (const char*)buffer[whichbuffer];
|
|
voice->length = 8192;
|
|
voice->position = 0;
|
|
voice->BlockLength = 0;
|
|
whichbuffer ^= 1;
|
|
|
|
MV_SetVoiceMixMode(voice);
|
|
|
|
return KeepPlaying;
|
|
}
|
|
|
|
void S_CreateStream()
|
|
{
|
|
if (!MV_Installed)
|
|
return;// MV_SetErrorCode(MV_NotInstalled);
|
|
|
|
// Request a voice from the voice pool
|
|
voice = MV_AllocVoice(FX_MUSIC_PRIORITY);
|
|
if (voice == nullptr)
|
|
{
|
|
return;// MV_SetErrorCode(MV_NoVoices);
|
|
}
|
|
|
|
voice->length = 0;
|
|
voice->sound = 0;
|
|
|
|
voice->wavetype = FMT_ZMUSIC;
|
|
voice->rawdataptr = nullptr;
|
|
voice->GetSound = MV_GetNextZMusicBlock;
|
|
voice->LoopCount = 0;
|
|
voice->BlockLength = 0;
|
|
voice->PitchScale = PITCH_GetScale(0);
|
|
voice->next = nullptr;
|
|
voice->prev = nullptr;
|
|
voice->priority = FX_MUSIC_PRIORITY;
|
|
voice->callbackval = 0;
|
|
|
|
voice->bits = 16;
|
|
voice->channels = 2;
|
|
voice->SamplingRate = MV_MixRate;
|
|
|
|
voice->Paused = FALSE;
|
|
|
|
voice->LoopStart = 0;
|
|
voice->LoopEnd = 0;
|
|
voice->LoopSize = 1;
|
|
|
|
// CODEDUP multivoc.c MV_SetVoicePitch
|
|
voice->RateScale = divideu32(voice->SamplingRate * voice->PitchScale, MV_MixRate);
|
|
voice->FixedPointBufferSize = (voice->RateScale * MV_MIXBUFFERSIZE) - voice->RateScale;
|
|
MV_SetVoiceMixMode(voice);
|
|
|
|
mus_volume.Callback();
|
|
MV_PlayVoice(voice);
|
|
|
|
return;// voice->handle;
|
|
}
|
|
|
|
void MV_ReleaseZMusicVoice(VoiceNode * voice)
|
|
{
|
|
if (voice->wavetype != FMT_ZMUSIC)
|
|
return;
|
|
|
|
voice->rawdataptr = 0;
|
|
voice->length = 0;
|
|
voice->sound = nullptr;
|
|
StreamHandle = 0;
|
|
::voice = nullptr;
|
|
}
|
|
|
|
void S_PauseStream(bool pause)
|
|
{
|
|
StreamPaused = true;
|
|
}
|
|
|
|
void S_StopStream()
|
|
{
|
|
if (StreamHandle > 0)
|
|
FX_StopSound(StreamHandle);
|
|
StreamHandle = 0;
|
|
voice = nullptr;
|
|
}
|
|
|
|
void S_SetStreamVolume(float vol)
|
|
{
|
|
if (voice)
|
|
MV_SetVoiceVolume(voice, int(vol * 255), int(vol * 255), int(vol * 255), 1);
|
|
}
|