/// <summary>
/// Legacy channel access method. Should be avoided in favor of csound 6's new thread-safe
/// access methods as used in subclasses.
/// Used internally by Get/SetValueDirect methods in subclasses ideally called from
/// within the same thread between calls to PerformKsmps or PerformBuffer.
/// If used between different threads (not recommended - use threadsafe property "Value" instead),
/// you should acquire and use a lock (see GetLock method) to arbitrate potential race conditions.
/// </summary>
/// <returns>a pointer to unmanaged memory where the channel's data begins</returns>
internal IntPtr GetChannelPointer()
{
if (m_pChannel == IntPtr.Zero)
{
int flags = ((int)Type) + (int)(((uint)Direction) << 4);
CsoundStatus result = Csound6Net.Int2StatusEnum(NativeMethods.csoundGetChannelPtr(m_csound.Engine, out m_pChannel, Name, flags));
if (((int)result) < 0)
{
throw new Csound6NetException(Csound6NetException.ChannelAccessFailed, Name, result);
}
}
return(m_pChannel);
}
/**
* \addtogroup PARAMETERS
* @{
*/
/// <summary>
/// Static implementation of SetOption to allow parameter setting
/// without instantiating a Csound6Parameters object just to set a single parameter.
/// </summary>
/// <param name="csound">the current running instance of csound via Csound6Net</param>
/// <param name="option">a string containing a single command line parameter spec (without spaces)</param>
/// <returns>Success if parameter spec was understood and used. Other codes imply failure.</returns>
public static CsoundStatus SetOption(Csound6Net csound, string option)
{
return(Csound6Net.Int2StatusEnum(NativeMethods.csoundSetOption(csound.Engine, option)));
}