/// <summary>
/// Provides the flat acceleration / speed curve for this graph
/// </summary>
/// <param name="expectedEnd">The expected end for the curve</param>
/// <returns></returns>
public FlatAccelerationSpeedCurve FlatAccelerationSpeedCurve(double expectedEnd)
{
FlatAccelerationSpeedCurve curve = new FlatAccelerationSpeedCurve();
double totalSegmentSize = 0;
int segmentCount = 0;
foreach (Segment segment in Segments)
{
double start = segment.Start;
if (start <= expectedEnd)
{
double end = Math.Min(segment.End, expectedEnd);
totalSegmentSize = totalSegmentSize + (end - start);
segmentCount = segmentCount + 1;
curve.Add(
new SiSpeed(segment.Start, SiSpeed_SubUnits.KiloMeter_per_Hour),
new SiSpeed(end, SiSpeed_SubUnits.KiloMeter_per_Hour),
new SiAcceleration(-segment.Expression.v0, SiAcceleration_SubUnits.Meter_per_SecondSquare)); // decelerations are negative
}
}
return(curve);
}
/// <summary>
/// Creates the surface for the Acceleration based on speed and distance (A(V,d))
/// </summary>
/// <returns></returns>
public AccelerationSpeedDistanceSurface createAccelerationSpeedDistanceSurface(double expectedEndX, double expectedEndY)
{
AccelerationSpeedDistanceSurface retVal = new AccelerationSpeedDistanceSurface();
foreach (Segment segment in Segments)
{
Graph graph = segment.Graph;
FlatAccelerationSpeedCurve acc = graph.FlatAccelerationSpeedCurve(expectedEndY);
for (int i = 0; i < acc.SegmentCount; i++)
{
double start = segment.Start;
double end = segment.End;
if (end == double.MaxValue)
{
end = expectedEndX;
}
ConstantCurveSegment <SiSpeed, SiAcceleration> seg = acc[i];
SurfaceTile tile = new SurfaceTile(
new SiDistance(start, SiDistance_SubUnits.Meter),
new SiDistance(end, SiDistance_SubUnits.Meter),
seg.X.X0,
seg.X.X1,
seg.Y
);
retVal.Tiles.Add(tile);
}
}
return(retVal);
}
public InputData()
{
AD_EB = new FlatAccelerationSpeedCurve();
AD_SB = new FlatAccelerationSpeedCurve();
}
