static void SND_PaintChannelFrom8(channel_t ch, sfxcache_t sc, int count)
{
if (ch.leftvol > 255)
{
ch.leftvol = 255;
}
if (ch.rightvol > 255)
{
ch.rightvol = 255;
}
int lscale = ch.leftvol >> 3;
int rscale = ch.rightvol >> 3;
byte[] sfx = sc.data;
int offset = ch.pos;
for (int i = 0; i < count; i++)
{
int data = sfx[offset + i];
paintbuffer[i].left += _ScaleTable[lscale, data];
paintbuffer[i].right += _ScaleTable[rscale, data];
}
ch.pos += count;
}
static void PaintChannelFrom8(channel_t ch, sfxcache_t sc, Int32 count, Int32 offset)
{
Int32 data;
Int32[] lscale;
Int32[] rscale;
Int32 sfx;
Int32 i;
portable_samplepair_t samp;
if (ch.leftvol > 255)
{
ch.leftvol = 255;
}
if (ch.rightvol > 255)
{
ch.rightvol = 255;
}
lscale = snd_scaletable[ch.leftvol >> 3];
rscale = snd_scaletable[ch.rightvol >> 3];
sfx = ch.pos;
for (i = 0; i < count; i++, offset++)
{
var left = paInt32Buffer.Get(offset * 2);
var right = paInt32Buffer.Get(offset * 2 + 1);
data = sc.data[sfx + i];
left += lscale[data];
right += rscale[data];
paInt32Buffer.Put(offset * 2, left);
paInt32Buffer.Put(offset * 2 + 1, right);
}
ch.pos += count;
}
static void PaintChannelFrom16(channel_t ch, sfxcache_t sc, Int32 count, Int32 offset)
{
Int32 data;
Int32 left, right;
Int32 leftvol, rightvol;
Int32 sfx;
Int32 i;
portable_samplepair_t samp;
leftvol = ch.leftvol * snd_vol;
rightvol = ch.rightvol * snd_vol;
ByteBuffer bb = ByteBuffer.Wrap(sc.data);
bb.Order = ByteOrder.LittleEndian;
sb = bb.AsInt16Buffer();
sfx = ch.pos;
for (i = 0; i < count; i++, offset++)
{
left = paInt32Buffer.Get(offset * 2);
right = paInt32Buffer.Get(offset * 2 + 1);
data = sb.Get(sfx + i);
left += (data * leftvol) >> 8;
right += (data * rightvol) >> 8;
paInt32Buffer.Put(offset * 2, left);
paInt32Buffer.Put(offset * 2 + 1, right);
}
ch.pos += count;
}
static void S_SoundList()
{
int total = 0;
for (int i = 0; i < num_sfx; i++)
{
sfx_t sfx = _KnownSfx[i];
sfxcache_t sc = (sfxcache_t)Cache_Check(sfx.cache);
if (sc == null)
{
continue;
}
int size = sc.length * sc.width * (sc.stereo + 1);
total += size;
if (sc.loopstart >= 0)
{
Con_Printf("L");
}
else
{
Con_Printf(" ");
}
Con_Printf("({0:d2}b) {1:g6} : {2}\n", sc.width * 8, size, sfx.name);
}
Con_Printf("Total resident: {0}\n", total);
}
public void clear()
{
this.name = this.truename = null;
this.cache = null;
this.registration_sequence = 0;
this.bufferId = -1;
this.isCached = false;
}
static sfxcache_t S_LoadSound(sfx_t s)
{
// see if still in memory
sfxcache_t sc = (sfxcache_t)Cache_Check(s.cache);
if (sc != null)
{
return(sc);
}
// load it in
string namebuffer = "sound/" + s.name;
byte[] data = COM_LoadFile(namebuffer);
if (data == null)
{
Con_Printf("Couldn't load {0}\n", namebuffer);
return(null);
}
wavinfo_t info = GetWavInfo(s.name, data);
if (info.channels != 1)
{
Con_Printf("{0} is a stereo sample\n", s.name);
return(null);
}
float stepscale = info.rate / (float)shm.speed;
int len = (int)(info.samples / stepscale);
len *= info.width * info.channels;
s.cache = Cache_Alloc(len, s.name);
if (s.cache == null)
{
return(null);
}
sc = new sfxcache_t();
sc.length = info.samples;
sc.loopstart = info.loopstart;
sc.speed = info.rate;
sc.width = info.width;
sc.stereo = info.channels;
s.cache.data = sc;
ResampleSfx(s, sc.speed, sc.width, new ByteArraySegment(data, info.dataofs));
return(sc);
}
/*
* ==============
* S_LoadSound
* ==============
*/
public static sfxcache_t S_LoadSound(sfx_t s)
{
string namebuffer = new string(new char[256]);
byte[] data;
sfxcache_t sc;
// see if still in memory
sc = s.cache;
if (sc != null)
{
return(sc);
}
//Con_Printf ("S_LoadSound: %x\n", (int)stackbuf);
// load it in
namebuffer = "sound/";
namebuffer += s.name;
namebuffer += ".mp3";
// Con_Printf ("loading %s\n",namebuffer);
data = common.COM_LoadStackFile(namebuffer, null, 0);
if (data == null)
{
console.Con_Printf("Couldn't load " + namebuffer + "\n");
return(null);
}
sc = new sfxcache_t();
s.cache = sc;
if (sc == null)
{
return(null);
}
sc.loopstart = -1;
for (int kk = 0; kk < loops.Length; kk++)
{
if (s.name.CompareTo(loops[kk]) == 0)
{
sc.loopstart = 1;
break;
}
}
sc.data = data;
return(sc);
}
public sfxcache_t LoadSound(sfx_t s)
{
if (s.isCached)
{
return(s.cache);
}
sfxcache_t sc = WaveLoader.LoadSound(s);
if (sc != null)
{
InitBuffer(sc.data, s.bufferId, sc.speed);
s.isCached = true;
s.cache.data = null;
}
return(sc);
}
/*
==============
S_LoadSound
==============
*/
public static sfxcache_t S_LoadSound(sfx_t s)
{
string namebuffer = StringExtensions.StringOfLength(256);
Uint8Array data;
sfxcache_t sc;
// see if still in memory
sc = s.cache;
if (sc != null)
return sc;
//Con_Printf ("S_LoadSound: %x\n", (int)stackbuf);
// load it in
namebuffer = "sound/";
namebuffer += s.name;
namebuffer += ".mp3";
// Con_Printf ("loading %s\n",namebuffer);
data = common.COM_LoadStackFile(namebuffer, null, 0);
if (data == null)
{
console.Con_Printf ("Couldn't load " + namebuffer + "\n");
return null;
}
sc = new sfxcache_t ();
s.cache = sc;
if (sc == null)
return null;
sc.loopstart = -1;
for(int kk = 0; kk < loops.Length; kk++)
{
if (s.name.CompareTo(loops[kk]) == 0)
{
sc.loopstart = 1;
break;
}
}
sc.data = data;
return sc;
}
// SND_PaintChannelFrom16
static void PaintChannelFrom16(channel_t ch, sfxcache_t sc, int count)
{
int leftvol = ch.leftvol;
int rightvol = ch.rightvol;
byte[] sfx = sc.data;
int offset = ch.pos * 2; // sfx = (signed short *)sc->data + ch->pos;
for (int i = 0; i < count; i++)
{
int data = (short)((ushort)sfx[offset] + ((ushort)sfx[offset + 1] << 8)); // Uze: check is this is right!!!
int left = (data * leftvol) >> 8;
int right = (data * rightvol) >> 8;
_PaintBuffer[i].left += left;
_PaintBuffer[i].right += right;
offset += 2;
}
ch.pos += count;
}
// SND_PaintChannelFrom8
static void PaintChannelFrom8(channel_t ch, sfxcache_t sc, int count)
{
if (ch.leftvol > 255)
ch.leftvol = 255;
if (ch.rightvol > 255)
ch.rightvol = 255;
int lscale = ch.leftvol >> 3;
int rscale = ch.rightvol >> 3;
byte[] sfx = sc.data;
int offset = ch.pos;
for (int i = 0; i < count; i++)
{
int data = sfx[offset + i];
_PaintBuffer[i].left += _ScaleTable[lscale, data];
_PaintBuffer[i].right += _ScaleTable[rscale, data];
}
ch.pos += count;
}
static void SND_PaintChannelFrom16(channel_t ch, sfxcache_t sc, int count)
{
int leftvol = ch.leftvol;
int rightvol = ch.rightvol;
byte[] sfx = sc.data;
int offset = ch.pos * 2; // sfx = (signed short *)sc->data + ch->pos;
for (int i = 0; i < count; i++)
{
int data = (short)((ushort)sfx[offset] + ((ushort)sfx[offset + 1] << 8)); // Uze: check is this is right!!!
int left = (data * leftvol) >> 8;
int right = (data * rightvol) >> 8;
paintbuffer[i].left += left;
paintbuffer[i].right += right;
offset += 2;
}
ch.pos += count;
}
public static void S_StaticSound(sfx_t sfx, ref Vector3 origin, float vol, float attenuation)
{
if (sfx == null)
{
return;
}
if (total_channels == q_shared.MAX_CHANNELS)
{
Con_Printf("total_channels == MAX_CHANNELS\n");
return;
}
channel_t ss = channels[total_channels];
total_channels++;
sfxcache_t sc = S_LoadSound(sfx);
if (sc == null)
{
return;
}
if (sc.loopstart == -1)
{
Con_Printf("Sound {0} not looped\n", sfx.name);
return;
}
ss.sfx = sfx;
ss.origin = origin;
ss.master_vol = (int)vol;
ss.dist_mult = (attenuation / 64) / sound_nominal_clip_dist;
ss.end = paintedtime + sc.length;
SND_Spatialize(ss);
}
public static void StartSound(Single[] origin, Int32 entnum, Int32 entchannel, sfx_t sfx, Single fvol, Single attenuation, Single timeofs)
{
if (!sound_started)
{
return;
}
if (sfx == null)
{
return;
}
if (sfx.name[0] == '*')
{
sfx = RegisterSexedSound(cl_entities[entnum].current, sfx.name);
}
sfxcache_t sc = WaveLoader.LoadSound(sfx);
if (sc == null)
{
return;
}
var vol = ( Int32 )(fvol * 255);
playsound_t ps = AllocPlaysound();
if (ps == null)
{
return;
}
if (origin != null)
{
Math3D.VectorCopy(origin, ps.origin);
ps.fixed_origin = true;
}
else
{
ps.fixed_origin = false;
}
ps.entnum = entnum;
ps.entchannel = entchannel;
ps.attenuation = attenuation;
ps.volume = vol;
ps.sfx = sfx;
var start = ( Int32 )(cl.frame.servertime * 0.001F * dma.speed + s_beginofs);
if (start < paintedtime)
{
start = paintedtime;
s_beginofs = ( Int32 )(start - (cl.frame.servertime * 0.001F * dma.speed));
}
else if (start > paintedtime + 0.3F * dma.speed)
{
start = ( Int32 )(paintedtime + 0.1F * dma.speed);
s_beginofs = ( Int32 )(start - (cl.frame.servertime * 0.001F * dma.speed));
}
else
{
s_beginofs -= 10;
}
if (timeofs == 0F)
{
ps.begin = paintedtime;
}
else
{
ps.begin = ( Int64 )(start + timeofs * dma.speed);
}
playsound_t sort = new playsound_t();
ps.next = sort;
ps.prev = sort.prev;
ps.next.prev = ps;
ps.prev.next = ps;
}
static void ResampleSfx(sfx_t sfx, int inrate, int inwidth, ByteArraySegment data)
{
sfxcache_t sc = (sfxcache_t)Cache_Check(sfx.cache);
if (sc == null)
{
return;
}
float stepscale = (float)inrate / shm.speed; // this is usually 0.5, 1, or 2
int outcount = (int)(sc.length / stepscale);
sc.length = outcount;
if (sc.loopstart != -1)
{
sc.loopstart = (int)(sc.loopstart / stepscale);
}
sc.speed = shm.speed;
if (loadas8bit.value != 0)
{
sc.width = 1;
}
else
{
sc.width = inwidth;
}
sc.stereo = 0;
sc.data = new byte[outcount * sc.width]; // uze: check this later!!!
// resample / decimate to the current source rate
byte[] src = data.Data;
if (stepscale == 1 && inwidth == 1 && sc.width == 1)
{
// fast special case
for (int i = 0; i < outcount; i++)
{
int v = src[data.StartIndex + i] - 128;
sc.data[i] = (byte)((sbyte)v); //((signed char *)sc.data)[i] = (int)( (unsigned char)(data[i]) - 128);
}
}
else
{
// general case
int samplefrac = 0;
int fracstep = (int)(stepscale * 256);
int sample;
short[] sa = new short[1];
for (int i = 0; i < outcount; i++)
{
int srcsample = samplefrac >> 8;
samplefrac += fracstep;
if (inwidth == 2)
{
Buffer.BlockCopy(src, data.StartIndex + srcsample * 2, sa, 0, 2);
sample = LittleShort(sa[0]);// ((short *)data)[srcsample] );
}
else
{
sample = (int)(src[data.StartIndex + srcsample] - 128) << 8;
//sample = (int)( (unsigned char)(data[srcsample]) - 128) << 8;
}
if (sc.width == 2)
{
sa[0] = (short)sample;
Buffer.BlockCopy(sa, 0, sc.data, i * 2, 2); //((short *)sc->data)[i] = sample;
}
else
{
sc.data[i] = (byte)(sbyte)(sample >> 8); //((signed char *)sc->data)[i] = sample >> 8;
}
}
}
}
static void S_PaintChannels(int endtime)
{
while (paintedtime < endtime)
{
// if paintbuffer is smaller than DMA buffer
int end = endtime;
if (endtime - paintedtime > q_shared.PAINTBUFFER_SIZE)
{
end = paintedtime + q_shared.PAINTBUFFER_SIZE;
}
// clear the paint buffer
Array.Clear(paintbuffer, 0, end - paintedtime);
// paint in the channels.
for (int i = 0; i < total_channels; i++)
{
channel_t ch = channels[i];
if (ch.sfx == null)
{
continue;
}
if (ch.leftvol == 0 && ch.rightvol == 0)
{
continue;
}
sfxcache_t sc = S_LoadSound(ch.sfx);
if (sc == null)
{
continue;
}
int count, ltime = paintedtime;
while (ltime < end)
{
// paint up to end
if (ch.end < end)
{
count = ch.end - ltime;
}
else
{
count = end - ltime;
}
if (count > 0)
{
if (sc.width == 1)
{
SND_PaintChannelFrom8(ch, sc, count);
}
else
{
SND_PaintChannelFrom16(ch, sc, count);
}
ltime += count;
}
// if at end of loop, restart
if (ltime >= ch.end)
{
if (sc.loopstart >= 0)
{
ch.pos = sc.loopstart;
ch.end = ltime + sc.length - ch.pos;
}
else
{ // channel just stopped
ch.sfx = null;
break;
}
}
}
}
// transfer out according to DMA format
S_TransferPaintBuffer(end);
paintedtime = end;
}
}
public static void S_StartSound(int entnum, int entchannel, sfx_t sfx, ref Vector3 origin, float fvol, float attenuation)
{
if (!sound_started || sfx == null)
{
return;
}
if (nosound.value != 0)
{
return;
}
int vol = (int)(fvol * 255);
// pick a channel to play on
channel_t target_chan = SND_PickChannel(entnum, entchannel);
if (target_chan == null)
{
return;
}
// spatialize
//memset (target_chan, 0, sizeof(*target_chan));
target_chan.origin = origin;
target_chan.dist_mult = attenuation / sound_nominal_clip_dist;
target_chan.master_vol = vol;
target_chan.entnum = entnum;
target_chan.entchannel = entchannel;
SND_Spatialize(target_chan);
if (target_chan.leftvol == 0 && target_chan.rightvol == 0)
{
return; // not audible at all
}
// new channel
sfxcache_t sc = S_LoadSound(sfx);
if (sc == null)
{
target_chan.sfx = null;
return; // couldn't load the sound's data
}
target_chan.sfx = sfx;
target_chan.pos = 0;
target_chan.end = paintedtime + sc.length;
// if an identical sound has also been started this frame, offset the pos
// a bit to keep it from just making the first one louder
for (int i = q_shared.NUM_AMBIENTS; i < q_shared.NUM_AMBIENTS + q_shared.MAX_DYNAMIC_CHANNELS; i++)
{
channel_t check = channels[i];
if (check == target_chan)
{
continue;
}
if (check.sfx == sfx && check.pos == 0)
{
int skip = Random((int)(0.1 * shm.speed));// rand() % (int)(0.1 * shm->speed);
if (skip >= target_chan.end)
{
skip = target_chan.end - 1;
}
target_chan.pos += skip;
target_chan.end -= skip;
break;
}
}
}
