/// <summary>
/// Provides the graph of this function if it has been statically defined
/// </summary>
/// <param name="context">the context used to create the graph</param>
/// <param name="parameter"></param>
/// <param name="explain"></param>
/// <returns></returns>
public override Graph createGraph(InterpretationContext context, Parameter parameter, ExplanationPart explain)
{
Graph retVal = null;
Graph graph = null;
Function function = context.findOnStack(Function).Value as Function;
if (function != null)
{
int token = context.LocalScope.PushContext();
Parameter p = (Parameter) function.FormalParameters[0];
context.LocalScope.setGraphParameter(p);
graph = createGraphForValue(context, function, explain, p);
context.LocalScope.PopContext(token);
}
if (graph != null)
{
Function increment = context.findOnStack(Increment).Value as Function;
retVal = graph.AddIncrement(context, increment, explain);
}
else
{
Log.Error("Cannot create graph for " + Function.ToString());
}
return retVal;
}
private StructureValue GetStructFromParam(Parameter parameter)
{
StructureValue retVal = null;
if (parameter != null)
{
}
return retVal;
}
public virtual void visit(Parameter obj)
{
visit(obj, true);
}
public virtual void visit(Parameter obj, bool visitSubNodes)
{
visit ((Namable) obj, false);
if (visitSubNodes){
IXmlBBase[] Subs = acceptor.subElements((IXmlBBase)obj);
if (Subs != null){
for (int i=0; i<Subs.Length; i++) {
dispatch(Subs[i], true);
} // If
} // If
}
}
public void appendParameters(Lock aLock,Parameter el)
{
__setDirty(true);
el.__setDirty(true);
allParameters().Add(el);
acceptor.connectSon (this, el);
NotifyControllers(aLock);
}
public void insertParameters(int idx, Parameter el,Lock aLock)
{
__setDirty(true);
allParameters().Insert (idx, el);
NotifyControllers(aLock);
}
/// <summary>
/// Provides the graph of this function if it has been statically defined
/// </summary>
/// <param name="context">the context used to create the graph</param>
/// <returns></returns>
public override Graph createGraph(InterpretationContext context, Parameter parameter, ExplanationPart explain)
{
Graph retVal = null;
Graph graph = createGraphForValue(context, context.findOnStack(Function).Value, explain, parameter);
if (graph != null)
{
double speed = getDoubleValue(context.findOnStack(Speed).Value);
double solutionX = graph.SolutionX(speed);
if (solutionX == double.MaxValue)
{
// No value found, return Unknown
Range distanceType = (Range) EFSSystem.FindByFullName("Default.BaseTypes.Distance");
EnumValue unknownDistance = distanceType.findEnumValue("Unknown");
retVal = Graph.createGraph(distanceType.getValueAsDouble(unknownDistance));
}
else
{
// Create the graph for this solution
retVal = Graph.createGraph(solutionX);
}
}
else
{
Log.Error("Cannot create graph for " + Function.ToString());
}
return retVal;
}
public void copyTo(Parameter other)
{
base.copyTo(other);
other.aTypeName = aTypeName;
}
/// <summary>
/// Provides the graph of this function if it has been statically defined
/// </summary>
/// <param name="context">the context used to create the graph</param>
/// <param name="parameter"></param>
/// <param name="explain"></param>
/// <returns></returns>
public override Graph CreateGraph(InterpretationContext context, Parameter parameter, ExplanationPart explain)
{
Graph retVal = null;
Graph mrspGraph = null;
Function speedRestriction = context.FindOnStack(SpeedRestrictions).Value as Function;
if (speedRestriction != null)
{
Parameter p = (Parameter) speedRestriction.FormalParameters[0];
int token = context.LocalScope.PushContext();
context.LocalScope.SetGraphParameter(p);
mrspGraph = createGraphForValue(context, context.FindOnStack(SpeedRestrictions).Value, explain, p);
context.LocalScope.PopContext(token);
}
if (mrspGraph != null)
{
Function deceleratorFactor = context.FindOnStack(DecelerationFactor).Value as Function;
if (deceleratorFactor != null)
{
Surface decelerationSurface = deceleratorFactor.CreateSurface(context, explain);
if (decelerationSurface != null)
{
FlatSpeedDistanceCurve mrspCurve = mrspGraph.FlatSpeedDistanceCurve(mrspGraph.ExpectedEndX());
AccelerationSpeedDistanceSurface accelerationSurface =
decelerationSurface.createAccelerationSpeedDistanceSurface(double.MaxValue, double.MaxValue);
QuadraticSpeedDistanceCurve brakingCurve = null;
try
{
brakingCurve = EtcsBrakingCurveBuilder.Build_A_Safe_Backward(accelerationSurface, mrspCurve);
}
catch (Exception)
{
retVal = new Graph();
retVal.AddSegment(new Graph.Segment(0, double.MaxValue, new Graph.Segment.Curve(0, 0, 0)));
}
if (brakingCurve != null)
{
retVal = new Graph();
// TODO : Remove the distinction between linear curves and quadratic curves
bool isLinear = true;
for (int i = 0; i < brakingCurve.SegmentCount; i++)
{
QuadraticCurveSegment segment = brakingCurve[i];
if (segment.A.ToUnits() != 0.0 || segment.V0.ToUnits() != 0.0)
{
isLinear = false;
break;
}
}
for (int i = 0; i < brakingCurve.SegmentCount; i++)
{
QuadraticCurveSegment segment = brakingCurve[i];
Graph.Segment newSegment;
if (isLinear)
{
newSegment = new Graph.Segment(
segment.X.X0.ToUnits(),
segment.X.X1.ToUnits(),
new Graph.Segment.Curve(0.0,
segment.V0.ToSubUnits(SiSpeed_SubUnits.KiloMeter_per_Hour), 0.0));
}
else
{
newSegment = new Graph.Segment(
segment.X.X0.ToUnits(),
segment.X.X1.ToUnits(),
new Graph.Segment.Curve(
segment.A.ToSubUnits(SiAcceleration_SubUnits.Meter_per_SecondSquare),
segment.V0.ToSubUnits(SiSpeed_SubUnits.KiloMeter_per_Hour),
segment.D0.ToSubUnits(SiDistance_SubUnits.Meter)
)
);
}
retVal.AddSegment(newSegment);
}
}
}
else
{
DecelerationFactor.AddError("Cannot create surface for " + DecelerationFactor);
}
}
else
{
DecelerationFactor.AddError("Cannot evaluate " + DecelerationFactor + " as a function");
}
}
else
{
SpeedRestrictions.AddError("Cannot create graph for " + SpeedRestrictions);
}
return retVal;
}
/// <summary>
/// Provides the graph of this function if it has been statically defined
/// </summary>
/// <param name="context">the context used to create the graph</param>
/// <param name="parameter"></param>
/// <param name="explain"></param>
/// <returns></returns>
public override Graph createGraph(InterpretationContext context, Parameter parameter, ExplanationPart explain)
{
Graph retVal = null;
IValue firstValue = context.findOnStack(First).Value;
IValue secondValue = context.findOnStack(Second).Value;
Graph firstGraph = createGraphForValue(context, firstValue, explain, parameter);
if (firstGraph != null)
{
Graph secondGraph = createGraphForValue(context, secondValue, explain, parameter);
if (secondGraph != null)
{
retVal = firstGraph.Max(secondGraph) as Graph;
}
else
{
Log.Error("Cannot create graph for " + Second.ToString());
}
}
else
{
Log.Error("Cannot create graph for " + First.ToString());
}
return retVal;
}
/// <summary>
/// Provides the graph of this function if it has been statically defined
/// </summary>
/// <param name="context">the context used to create the graph</param>
/// <param name="parameter"></param>
/// <param name="explain"></param>
/// <returns></returns>
public override Graph CreateGraph(InterpretationContext context, Parameter parameter, ExplanationPart explain)
{
Graph retVal = null;
IVariable variable = context.FindOnStack(Value);
if (variable != null)
{
retVal = Graph.createGraph(GetDoubleValue(variable.Value), parameter);
}
else
{
AddError("Cannot find variable " + Value + " on the stack");
}
return retVal;
}
/// <summary>
/// Creates a graph for the function
/// </summary>
/// <param name="context"></param>
/// <param name="parameter"></param>
/// <param name="explain"></param>
/// <returns></returns>
public override Graph CreateGraph(InterpretationContext context, Parameter parameter, ExplanationPart explain)
{
Graph retVal = new Graph();
StructureValue LocationStruct = context.FindOnStack(Target).Value as StructureValue;
SiDistance location;
SiSpeed speed;
if (LocationStruct != null)
{
IVariable locationField = LocationStruct.Val["Location"] as IVariable;
location = new SiDistance((locationField.Value as DoubleValue).Val);
IVariable speedField = LocationStruct.Val["Speed"] as IVariable;
speed = new SiSpeed((speedField.Value as DoubleValue).Val, SiSpeed_SubUnits.KiloMeter_per_Hour);
Function decelerationFactor = context.FindOnStack(DecelerationFactor).Value as Function;
if (decelerationFactor != null)
{
Surface DecelerationSurface = decelerationFactor.CreateSurface(context, explain);
if (DecelerationSurface != null)
{
AccelerationSpeedDistanceSurface accelerationSurface =
DecelerationSurface.createAccelerationSpeedDistanceSurface(double.MaxValue, double.MaxValue);
QuadraticSpeedDistanceCurve BrakingCurve = null;
try
{
BrakingCurve = EtcsBrakingCurveBuilder.Build_Deceleration_Curve(accelerationSurface, speed,
location);
}
catch (Exception e)
{
retVal.AddSegment(new Graph.Segment(0, double.MaxValue, new Graph.Segment.Curve(0, 0, 0)));
}
SiSpeed finalSpeed = new SiSpeed(GetDoubleValue(context.FindOnStack(EndSpeed).Value),
SiSpeed_SubUnits.KiloMeter_per_Hour);
for (int i = 0; i < BrakingCurve.SegmentCount; i++)
{
QuadraticCurveSegment segment = BrakingCurve[i];
SiSpeed endSpeed = Max(finalSpeed, segment.Get(segment.X.X1));
SiDistance endDistance;
if (endSpeed == finalSpeed)
{
// Ensures that a braking curve is calculated until the finalSpeed
// but not further than the end of the curve segment
SiSpeed tmp = Max(segment.Get(segment.X.X1),
endSpeed - new SiSpeed(0.001));
endDistance = segment.IntersectAt(tmp);
}
else
{
endDistance = segment.X.X1;
}
Graph.Segment newSegment = new Graph.Segment(
segment.X.X0.ToUnits(),
endDistance.ToUnits(),
new Graph.Segment.Curve(
segment.A.ToSubUnits(SiAcceleration_SubUnits.Meter_per_SecondSquare),
segment.V0.ToSubUnits(SiSpeed_SubUnits.KiloMeter_per_Hour),
segment.D0.ToSubUnits(SiDistance_SubUnits.Meter)
)
);
retVal.AddSegment(newSegment);
if (endSpeed == finalSpeed)
{
break;
}
}
}
}
}
return retVal;
}
/// <summary>
/// Provides the graph of this function if it has been statically defined
/// </summary>
/// <param name="context">the context used to create the graph</param>
/// <param name="parameter"></param>
/// <param name="explain"></param>
/// <returns></returns>
public override Graph CreateGraph(InterpretationContext context, Parameter parameter, ExplanationPart explain)
{
Graph retVal = null;
Graph firstGraph = createGraphForValue(context, context.FindOnStack(First).Value, explain);
if (firstGraph != null)
{
Graph secondGraph = createGraphForValue(context, context.FindOnStack(Second).Value, explain);
if (secondGraph != null)
{
retVal = firstGraph.Min(secondGraph) as Graph;
}
else
{
Second.AddError("Cannot create graph for " + Second);
}
}
else
{
First.AddError("Cannot create graph for " + First);
}
return retVal;
}
