/// <summary>
/// This private method goes from Train tail to Train head and records the ceiling speed for the Train
/// </summary>
/// <returns> false in case of error - e.g. chaining braking under the Train - true otherwise </returns>
private bool RefreshCeilingSpeed()
{
CeilingSpeed = 0;
Block CurrentBlock = BlockTail;
bool ScrutationFinished = false;
while (!ScrutationFinished)
{
if (CurrentBlock.ListPSR.Count == 0)
{
return(false);
}
foreach (PSR psr in CurrentBlock.ListPSR)
{
if ((CurrentBlock == BlockTail) && (psr.KP <= LocTail))
{
CeilingSpeed = (CeilingSpeed > psr.Speed) ? CeilingSpeed : psr.Speed;
}
else if (CurrentBlock == BlockHead)
{
if (psr.KP <= LocHead)
{
CeilingSpeed = (CeilingSpeed > psr.Speed) ? psr.Speed : CeilingSpeed;
}
}
else
{
CeilingSpeed = (CeilingSpeed > psr.Speed) ? psr.Speed : CeilingSpeed;
}
}
if (CurrentBlock == BlockHead)
{
ScrutationFinished = true;
}
else
{
CurrentBlock = CurrentBlock.GetNextBlock(DoT);
if (CurrentBlock == null)
{
return(false);
}
}
}
return(true);
}
/// <summary>
/// This method computes the current effect of the slope under the Train
/// </summary>
/// <returns> false if there is an issue during computation, e.g. chainage breaking, true otherwise </returns>
private bool RefreshSlope()
{
Block CurrentBlock = BlockTail;
bool ScrutationFinished = false;
double KP1, KP2, SlopeSegmentValue;
TrainGradient = KP1 = KP2 = SlopeSegmentValue = 0;
while (!ScrutationFinished)
{
if (CurrentBlock.ListGradient.Count == 0)
{
return(false);
}
foreach (Gradient gradient in CurrentBlock.ListGradient)
{
if (CurrentBlock == BlockTail && gradient.KP <= LocTail)
{
KP2 = LocTail;
SlopeSegmentValue = gradient.Slope;
}
else if (CurrentBlock != BlockHead)
{
KP1 = KP2;
KP2 = gradient.KP;
TrainGradient += (KP2 - KP1) / Length * SlopeSegmentValue;
SlopeSegmentValue = gradient.Slope;
}
else if (CurrentBlock == BlockHead && gradient.KP < LocHead)
{
KP1 = KP2;
KP2 = gradient.KP;
TrainGradient += (KP2 - KP1) / Length * SlopeSegmentValue;
SlopeSegmentValue = gradient.Slope;
}
else if (CurrentBlock == BlockHead && gradient.KP >= LocHead)
{
KP1 = KP2;
KP2 = LocHead;
TrainGradient += (KP2 - KP1) / Length * SlopeSegmentValue;
SlopeSegmentValue = gradient.Slope;
ScrutationFinished = true;
}
}
if (CurrentBlock == BlockHead)
{
KP1 = KP2;
KP2 = LocHead;
TrainGradient += (KP2 - KP1) / Length * SlopeSegmentValue;
ScrutationFinished = true;
}
else
{
KP1 = KP2;
TrainGradient += (CurrentBlock.Length - KP1) / Length * SlopeSegmentValue;
KP1 = KP2 = 0;
}
CurrentBlock = CurrentBlock.GetNextBlock(DoT);
}
return(true);
}