private void QueueNextSound()
{
Channel playingChannel = Channels[Slot ^ 1];
int newIndex = RNG.Next(0, Sounds.Length);
Sound newSound = Sounds[newIndex];
Channel newChannel = System.PlaySound(newSound, paused: true);
if (playingChannel != null)
{
ulong startDelay;
uint soundLength;
float soundFreq;
Sound PlayingSound;
playingChannel.GetDelay(out startDelay, out _, out _);
PlayingSound = playingChannel.CurrentSound;
soundLength = PlayingSound.GetLength(TimeUnit.PCM);
soundFreq = playingChannel.Frequency;
soundLength *= (uint)OutputRate;
soundLength /= (uint)soundFreq;
startDelay += soundLength;
newChannel.SetDelay(startDelay, 0);
}
else
{
uint bufferLen;
ulong startDelay;
System.GetDSPBufferSize(out bufferLen, out _);
newChannel.GetDSPClock(out _, out startDelay);
startDelay += 2 * bufferLen;
newChannel.SetDelay(startDelay, 0);
}
float val = newChannel.Frequency;
float variation = (float)RNG.NextDouble() * 2f - 1f;
val *= 1f - (variation * 0.2f);
newChannel.Frequency = val;
val = newChannel.Volume;
variation = (float)RNG.NextDouble();
val *= 1f - (variation * 0.2f);
newChannel.Volume = val;
newChannel.Paused = false;
Channels[Slot] = newChannel;
Slot ^= 1;
}
