public ConstantVector(ConstantVector other) : this(CNTKLibPINVOKE.new_ConstantVector__SWIG_1(ConstantVector.getCPtr(other)), true)
{
if (CNTKLibPINVOKE.SWIGPendingException.Pending)
{
throw CNTKLibPINVOKE.SWIGPendingException.Retrieve();
}
}
public ConstantVectorEnumerator(ConstantVector collection)
{
collectionRef = collection;
currentIndex = -1;
currentObject = null;
currentSize = collectionRef.Count;
}
public void SetRange(int index, ConstantVector values)
{
CNTKLibPINVOKE.ConstantVector_SetRange(swigCPtr, index, ConstantVector.getCPtr(values));
if (CNTKLibPINVOKE.SWIGPendingException.Pending)
{
throw CNTKLibPINVOKE.SWIGPendingException.Retrieve();
}
}
public ConstantVector Constants()
{
ConstantVector ret = new ConstantVector(CNTKLibPINVOKE.Function_Constants(swigCPtr), true);
if (CNTKLibPINVOKE.SWIGPendingException.Pending)
{
throw CNTKLibPINVOKE.SWIGPendingException.Retrieve();
}
return(ret);
}
public static ConstantVector Repeat(Constant value, int count)
{
global::System.IntPtr cPtr = CNTKLibPINVOKE.ConstantVector_Repeat(Constant.getCPtr(value), count);
ConstantVector ret = (cPtr == global::System.IntPtr.Zero) ? null : new ConstantVector(cPtr, true);
if (CNTKLibPINVOKE.SWIGPendingException.Pending)
{
throw CNTKLibPINVOKE.SWIGPendingException.Retrieve();
}
return(ret);
}
public ConstantVector GetRange(int index, int count)
{
global::System.IntPtr cPtr = CNTKLibPINVOKE.ConstantVector_GetRange(swigCPtr, index, count);
ConstantVector ret = (cPtr == global::System.IntPtr.Zero) ? null : new ConstantVector(cPtr, true);
if (CNTKLibPINVOKE.SWIGPendingException.Pending)
{
throw CNTKLibPINVOKE.SWIGPendingException.Retrieve();
}
return(ret);
}
/// <summary>
/// Given a transition and the residual weight of its source state, adds weighted non-zero probability character segments
/// associated with the transition to the list.
/// </summary>
/// <param name="transition">The transition.</param>
/// <param name="sourceStateResidualWeight">The logarithm of the residual weight of the source state of the transition.</param>
/// <param name="bounds">The list for storing numbered segment bounds.</param>
private static void AddTransitionCharSegmentBounds(
Transition transition, Weight sourceStateResidualWeight, List <Tuple <int, TransitionCharSegmentBound> > bounds)
{
var probs = (PiecewiseVector)transition.ElementDistribution.GetProbs();
int commonValueStart = char.MinValue;
Weight commonValue = Weight.FromValue(probs.CommonValue);
Weight weightBase = Weight.Product(transition.Weight, sourceStateResidualWeight);
TransitionCharSegmentBound newSegmentBound;
////if (double.IsInfinity(weightBase.Value))
////{
//// Console.WriteLine("Weight base infinity");
////}
for (int i = 0; i < probs.Pieces.Count; ++i)
{
ConstantVector piece = probs.Pieces[i];
if (piece.Start > commonValueStart && !commonValue.IsZero)
{
// Add endpoints for the common value
Weight segmentWeight = Weight.Product(commonValue, weightBase);
newSegmentBound = new TransitionCharSegmentBound(commonValueStart, transition.DestinationStateIndex, segmentWeight, true);
bounds.Add(new Tuple <int, TransitionCharSegmentBound>(bounds.Count, newSegmentBound));
newSegmentBound = new TransitionCharSegmentBound(piece.Start, transition.DestinationStateIndex, segmentWeight, false);
bounds.Add(new Tuple <int, TransitionCharSegmentBound>(bounds.Count, newSegmentBound));
}
// Add segment endpoints
Weight pieceValue = Weight.FromValue(piece.Value);
if (!pieceValue.IsZero)
{
Weight segmentWeight = Weight.Product(pieceValue, weightBase);
newSegmentBound = new TransitionCharSegmentBound(piece.Start, transition.DestinationStateIndex, segmentWeight, true);
bounds.Add(new Tuple <int, TransitionCharSegmentBound>(bounds.Count, newSegmentBound));
newSegmentBound = new TransitionCharSegmentBound(piece.End + 1, transition.DestinationStateIndex, segmentWeight, false);
bounds.Add(new Tuple <int, TransitionCharSegmentBound>(bounds.Count, newSegmentBound));
}
commonValueStart = piece.End + 1;
}
if (!commonValue.IsZero && (probs.Pieces.Count == 0 || probs.Pieces[probs.Pieces.Count - 1].End != char.MaxValue))
{
// Add endpoints for the last common value segment
Weight segmentWeight = Weight.Product(commonValue, weightBase);
newSegmentBound = new TransitionCharSegmentBound(commonValueStart, transition.DestinationStateIndex, segmentWeight, true);
bounds.Add(new Tuple <int, TransitionCharSegmentBound>(bounds.Count, newSegmentBound));
newSegmentBound = new TransitionCharSegmentBound(char.MaxValue + 1, transition.DestinationStateIndex, segmentWeight, false);
bounds.Add(new Tuple <int, TransitionCharSegmentBound>(bounds.Count, newSegmentBound));
}
}
internal static global::System.Runtime.InteropServices.HandleRef getCPtr(ConstantVector obj)
{
return((obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr);
}
