public ModelPointList(ModelPoint initStrengthPoint, ModelPoint lifetimePoint, ModelPoint[] initIntermediatePoints = null)
{
if (initStrengthPoint.Time != 0.0f)
{
Debug.LogError("Initial strength point must have a time value of zero!");
initStrengthPoint.Time = 0.0f;
}
if (lifetimePoint.Strength != 0.0f)
{
Debug.LogError("Lifetime point must have a strength value of zero!");
lifetimePoint.Strength = 0.0f;
}
_start = new ModelPointNode(initStrengthPoint);
_end = new ModelPointNode(lifetimePoint);
_comparer = new ModelPointComparer();
_start.next = _end;
_end.previous = _start;
if (initIntermediatePoints != null)
{
foreach (ModelPoint mp in initIntermediatePoints)
{
this.Add(mp);
}
}
}
public bool RecalculateLine(ModelPoint p1, ModelPoint p2)
{
if (p1.Time == p2.Time)
{
Debug.LogError("Model line cannot have an infinite slope");
return(false);
}
_slope = (float)Math.Round((p2.Strength - p1.Strength) / (p2.Time - p1.Time), 2);
_yIntercept = (float)Math.Round(p2.Strength - _slope * p2.Time, 2);
return(true);
}
public override bool Equals(object obj)
{
if (obj == null || !this.GetType().Equals(obj.GetType()))
{
return(false);
}
else
{
ModelPoint point = (ModelPoint)obj;
return(this == point);
}
}
/// <summary>
/// Checks if the list contains the given point
/// </summary>
public bool Contains(ModelPoint point)
{
ModelPointNode currentNode = _start;
while (currentNode != null)
{
if (currentNode.Value == point)
{
return(true);
}
currentNode = currentNode.next;
}
return(false);
}
/// <summary>
/// Returns the list's modelpoints as an array
/// </summary>
public ModelPoint[] ToArray()
{
ModelPoint[] pointArray = new ModelPoint[this.Count];
ModelPointNode current = _start;
int idx = 0;
while (current != null)
{
pointArray[idx] = current.Value;
idx++;
current = current.next;
}
return(pointArray);
}
/// <summary>
/// get the point's index in this list
/// returns -1 if it isn't in the list
/// </summary>
public int IndexOf(ModelPoint point)
{
int idx = 0;
ModelPointNode currentNode = _start;
while (currentNode != null)
{
if (currentNode.Value == point)
{
return(idx);
}
idx++;
currentNode = currentNode.next;
}
return(-1);
}
/// <summary>
/// Based on given points, construct dictionary relating lines to their domains
/// </summary>
public MagnitudeDropoffModel(ModelPointList pointList)
{
//_modelPoints = pointList;
_points = pointList.ToArray();
_lines = new Dictionary <ModelTimeDomain, ModelLine>();
// calculate model's lines and their corresponding time domains
for (int i = 0; i < _points.Length - 1; i++)
{
ModelPoint p1 = _points[i];
ModelPoint p2 = _points[i + 1];
ModelLine line = new ModelLine(p1, p2);
ModelTimeDomain domain = new ModelTimeDomain(p1.Time, p2.Time);
_lines.Add(domain, line);
}
}
/// <summary>
/// Adds point to list, keeping order with the other nodes
/// Returns true if addition successful, false otherwise
/// </summary>
public bool Add(ModelPoint point)
{
// check that point is within the model's bounds
if (!PointInBounds(point))
{
Debug.LogWarning("Point " + point.ToString() + " is not in bounds");
return(false);
}
// don't add if point already in the list
if (Contains(point))
{
Debug.LogWarning("List already contains point " + point.ToString());
return(false);
}
ModelPointNode currentNode = _start;
while (currentNode.next != null &&
!(_comparer.Compare(point, currentNode.Value) == 1 &&
_comparer.Compare(point, currentNode.next.Value) == -1))
{
currentNode = currentNode.next;
}
if (currentNode.next == null)
{
return(false);
}
else
{
ModelPointNode newNode = new ModelPointNode(point);
ModelPointNode nextNode = currentNode.next;
currentNode.next = newNode;
newNode.next = nextNode;
newNode.previous = currentNode;
nextNode.previous = newNode;
return(true);
}
}
/// <summary>
/// Removes point from the list
/// </summary>
public bool Remove(ModelPoint point)
{
// can't remove an out of bounds point
if (!PointInBounds(point))
{
Debug.LogWarning("Point " + point.ToString() + " is not in bounds");
return(false);
}
// can't remove the start or end points
if (point == _start.Value || point == _end.Value)
{
Debug.LogWarning("Cannot remove the start or end point");
return(false);
}
// iterate through intermediate points to find the point
ModelPointNode currentNode = _start;
while (currentNode.next != null && currentNode.next.Value != point)
{
currentNode = currentNode.next;
}
// point not in list
if (currentNode.next == null)
{
return(false);
}
else
{
ModelPointNode newNext = currentNode.next.next;
currentNode.next = newNext;
newNext.previous = currentNode;
return(true);
}
}
public bool Contains(ModelPoint mp)
{
return(Contains(mp.Time));
}
public ModelLine(ModelPoint p1, ModelPoint p2)
{
_slope = 0.0f;
_yIntercept = 0.0f;
RecalculateLine(p1, p2);
}
/// <summary>
/// Checks if the given point is within the list's start and end point's times
/// </summary>
public bool PointInBounds(ModelPoint point)
{
return(_comparer.Compare(_start.Value, point) < 0 && _comparer.Compare(_end.Value, point) > 0);
}
public ModelPointNode(float t, float s)
{
_value = new ModelPoint(t, s);
}
public ModelPointNode(ModelPoint mp)
{
_value = mp;
}
public static ModelPoint MultiplyByTimeAndStrength(float timeFactor, float strengthFactor, ModelPoint mp)
{
return(new ModelPoint(timeFactor * mp.Time, strengthFactor * mp.Strength));
}