public void StartSound(float[] origin, int entnum, int entchannel, sfx_t sfx, float fvol, float attenuation, float timeofs)
{
}
public static sfxcache_t LoadSound(sfx_t s)
{
if (s.name[0] == '*')
{
return(null);
}
sfxcache_t sc = s.cache;
if (sc != null)
{
return(sc);
}
string name;
if (s.truename != null)
{
name = s.truename;
}
else
{
name = s.name;
}
string namebuffer;
if (name[0] == '#')
{
namebuffer = name.Substring(1);
}
else
{
namebuffer = "sound/" + name;
}
byte[] data = FS.LoadFile(namebuffer);
if (data == null)
{
Com.DPrintf("Couldn't load " + namebuffer + "\\n");
return(null);
}
int size = data.Length;
wavinfo_t info = GetWavinfo(s.name, data, size);
if (info.channels != 1)
{
Com.Printf(s.name + " is a stereo sample - ignoring\\n");
return(null);
}
float stepscale;
if (DONT_DO_A_RESAMPLING_FOR_JOAL_AND_LWJGL)
{
stepscale = 1;
}
else
{
stepscale = (float)info.rate / S.GetDefaultSampleRate();
}
int len = (int)(info.samples / stepscale);
len = len * info.width * info.channels;
if (len >= maxsamplebytes)
{
Com.Printf(s.name + " is too long: " + len + " bytes?! ignoring.\\n");
return(null);
}
sc = s.cache = new sfxcache_t(len);
sc.length = info.samples;
sc.loopstart = info.loopstart;
sc.speed = info.rate;
sc.width = info.width;
sc.stereo = info.channels;
ResampleSfx(s, sc.speed, sc.width, data, info.dataofs);
data = null;
return(sc);
}
public static void ResampleSfx(sfx_t sfx, int inrate, int inwidth, byte[] data, int offset)
{
int outcount;
int srcsample;
int i;
int sample, samplefrac, fracstep;
sfxcache_t sc;
sc = sfx.cache;
if (sc == null)
{
return;
}
float stepscale;
if (DONT_DO_A_RESAMPLING_FOR_JOAL_AND_LWJGL)
{
stepscale = 1;
}
else
{
stepscale = (float)inrate / S.GetDefaultSampleRate();
}
outcount = (int)(sc.length / stepscale);
sc.length = outcount;
if (sc.loopstart != -1)
{
sc.loopstart = (int)(sc.loopstart / stepscale);
}
if (DONT_DO_A_RESAMPLING_FOR_JOAL_AND_LWJGL == false)
{
sc.speed = S.GetDefaultSampleRate();
}
sc.width = inwidth;
sc.stereo = 0;
samplefrac = 0;
fracstep = (int)(stepscale * 256);
for (i = 0; i < outcount; i++)
{
srcsample = samplefrac >> 8;
samplefrac += fracstep;
if (inwidth == 2)
{
sample = (data[offset + srcsample * 2] & 0xff) + (data[offset + srcsample * 2 + 1] << 8);
}
else
{
sample = ((data[offset + srcsample] & 0xff) - 128) << 8;
}
if (sc.width == 2)
{
if (Defines.LITTLE_ENDIAN)
{
sc.data[i * 2] = (byte)(sample & 0xff);
sc.data[i * 2 + 1] = (byte)((sample >> 8) & 0xff);
}
else
{
sc.data[i * 2] = (byte)((sample >> 8) & 0xff);
sc.data[i * 2 + 1] = (byte)(sample & 0xff);
}
}
else
{
sc.data[i] = (byte)(sample >> 8);
}
}
}
public static void StartSound(Single[] origin, Int32 entnum, Int32 entchannel, sfx_t sfx, Single fvol, Single attenuation, Single timeofs)
{
impl.StartSound(origin, entnum, entchannel, sfx, fvol, attenuation, timeofs);
}
