public static SampleValue PreViewNextSampleValue()
{
lock (theLock)
{
SampleValue Value = DequeueSampleValue(true);
return(Value);
}
}
public static SampleValue DequeueNextSampleValue()
{
lock (theLock)
{
SampleValue Value = DequeueSampleValue(false);
return(Value);
}
}
public static void EnqueueSampleValue(SampleValue SampleValue)
{
lock (theLock)
{
if (_count == _capacity)
{
Grow();
//Debug.Print("New Capacity: " + _buffer.Length);
}
_buffer[_head] = SampleValue;
_head = (_head + 1) % _capacity;
_count++;
}
}
private static void Grow()
{
int newCapacity = _capacity << 1;
SampleValue[] newBuffer = new SampleValue[newCapacity];
if (_tail < _head)
{
Array.Copy(_buffer, _tail, newBuffer, 0, _count);
}
else
{
Array.Copy(_buffer, _tail, newBuffer, 0, _capacity - _tail);
Array.Copy(_buffer, 0, newBuffer, _capacity - _tail, _head);
}
_buffer = newBuffer;
_head = _count;
_tail = 0;
_capacity = newCapacity;
}
private static SampleValue DequeueSampleValue(bool PreView)
{
lock (theLock)
{
if (_count > 0)
{
SampleValue value = _buffer[_tail];
if (!PreView)
{
_tail = (_tail + 1) % _capacity;
_count--;
}
return(value);
}
else
{
return(null);
}
}
}