public AUGraphError SetNodeInputCallback(int destNode, uint destInputNumber, RenderDelegate renderDelegate)
{
if (nodesCallbacks == null)
{
nodesCallbacks = new Dictionary <uint, RenderDelegate> ();
}
nodesCallbacks [destInputNumber] = renderDelegate;
var cb = new AURenderCallbackStruct();
cb.Proc = CreateRenderCallback;
cb.ProcRefCon = GCHandle.ToIntPtr(gcHandle);
return(AUGraphSetNodeInputCallback(handle, destNode, destInputNumber, ref cb));
}
static extern AUGraphError AUGraphSetNodeInputCallback(IntPtr inGraph, int /* AUNode = SInt32 */ inDestNode, uint /* UInt32 */ inDestInputNumber, ref AURenderCallbackStruct inInputCallback);