public override float CalculateV(IZone origin, IZone destination, XTMF.Time time)
{
if ( this.IsContained( origin, destination ) )
{
return this.Factor * ( this.Root.ZoneSystem.Distances[origin.ZoneNumber, destination.ZoneNumber] / 1000f );
}
return 0;
}
public override float CalculateV(IZone origin, IZone destination, XTMF.Time time)
{
if ( IsContained( origin, destination ) )
{
return this.Aivtt * this.NetworkData.TravelTime( origin, destination, time ).ToMinutes();
}
return 0;
}
public override float CalculateV(IZone origin, IZone destination, XTMF.Time time)
{
if ( this.IsContained( origin, destination ) )
{
return this.Constant;
}
return 0f;
}
private float CalculateUtilityComponents(IZone originZone, IZone destinationZone, XTMF.Time time)
{
float total = 0f;
if ( this.UtilityComponents != null )
{
foreach ( var uc in this.UtilityComponents )
{
total += uc.CalculateV( originZone, destinationZone, time );
}
}
return total;
}
public override float CalculateV(IZone origin, IZone destination, XTMF.Time time)
{
Time ivtt, waitTime, walkTime, boarding;
float cost;
if ( this.IsContained( origin, destination ) )
{
if ( this.NetworkData.GetAllData( origin, destination, time, out ivtt, out walkTime, out waitTime, out boarding, out cost ) )
{
return this.IVTT * ivtt.ToMinutes() + this.Wait * waitTime.ToMinutes()
+ this.Walk * walkTime.ToMinutes() + this.Boarding * boarding.ToMinutes() + this.Cost * cost;
}
}
return 0f;
}
public abstract float CalculateV(IZone origin, IZone destination, XTMF.Time time);
public bool AddCommand(XTMF.Commands.ICommand command, ref string error)
{
if(command.Do(ref error))
{
this.CommandStack.Push(command);
return true;
}
return false;
}
public float CalculateV(IZone origin, IZone destination, XTMF.Time time)
{
return Constant;
}
public override float CalculateV(IZone originZone, IZone destinationZone, XTMF.Time time)
{
return base.CalculateV( originZone, destinationZone, time ) + CalculateUtilityComponents( originZone, destinationZone, time );
}
public float CalculateV(IZone origin, IZone destination, XTMF.Time time)
{
if ( this.Children != null )
{
var length = this.Children.Count;
var total = 0f;
int alternatives = 0;
for ( int i = 0; i < length; i++ )
{
if ( this.Children[i].Feasible( origin, destination, time ) )
{
var u = this.Children[i].CalculateV( origin, destination, time );
if ( !float.IsNaN( u ) )
{
alternatives++;
total += (float)Math.Exp( u );
}
}
}
if ( alternatives == 0 )
{
return float.NaN;
}
else
{
var thisLevel = this.CalculateCombinedV( origin, destination, time );
return float.IsNaN( thisLevel ) ? float.NaN : ( (float)Math.Log( total ) * this.Correlation + thisLevel );
}
}
return float.MinValue;
}
