public Spell chooseSpell(List<Position> data)
{
if (data.Count < 2) return null;
PositionStatistics stats = new PositionStatistics(data);
if (stats.Width() < 100 || stats.Height() < 100) return null;
double xScale = ((double) BRAIN_PIXELS / (stats.Width()));
double yScale = ((double) BRAIN_PIXELS / (stats.Height()));
int[] newData = new int[BRAIN_PIXELS * BRAIN_PIXELS];
for (int i = 0; i < newData.Length; i++)
{
newData[i] = 0;
}
for (int i = 1; i < data.Count; i++)
{
var position = data[i-1];
int x = scaleCoordinate(position.point.X, stats.xMin, xScale);
int y = scaleCoordinate(position.point.Y, stats.yMin, yScale);
var nextPosition = data[i];
int nextX = scaleCoordinate(nextPosition.point.X, stats.xMin, xScale);
int nextY = scaleCoordinate(nextPosition.point.Y, stats.yMin, yScale);
setDataPoint(newData, x, y);
setDataPoint(newData, nextX, nextY);
// Set any in-between points
if (nextX - x != 0)
{
double slope = ((double)nextY - y) / (nextX - x);
for (int j = 1; x + j < nextX; j++)
{
int newX = x + j;
int newY = y + ((int)(j * slope));
setDataPoint(newData, newX, newY);
}
}
if (nextY - y != 0)
{
double slope = ((double)nextX - x) / (nextY - y);
for (int j = 1; y + j < nextY; j++)
{
int newY = y + j;
int newX = x + ((int)(j * slope));
setDataPoint(newData, newX, newY);
}
}
}
var spell = calculateSpell(data, newData);
return spell;
}
protected override bool verifyTrigger(List<Position> positions)
{
bool verified = base.verifyTrigger(positions);
if (verified)
{
// Verify that the start and end points are near the bottom, to avoid confusion with Tarantallegra
var stats = new PositionStatistics(positions);
if ((Math.Abs(stats.Start().point.Y - stats.yMin) > Math.Abs(stats.Start().point.Y - stats.yMax))
|| (Math.Abs(stats.End().point.Y - stats.yMin) > Math.Abs(stats.End().point.Y - stats.yMax)))
{
verified = false;
}
}
return verified;
}
protected bool wandIsPaused(List<Position> positions)
{
bool paused = false;
//PositionStatistics stats = new PositionStatistics(positions);
var lastFive = positions.GetRange(positions.Count - 5, 5);
var lastFiveStats = new PositionStatistics(lastFive);
if (lastFiveStats.Diagonal() < 10)
{
paused = true;
//Console.WriteLine("Paused. Diagonal: " + lastFiveStats.Diagonal());
}
//paused = true;
return paused;
}
protected virtual bool verifyTrigger(List<Position> positions)
{
PositionStatistics stats = new PositionStatistics(positions);
StrokeDirection direction = StrokeDecomposer.determineDirection(stats.Start(), stats.End());
double distance = stats.Diagonal();
double relativeStartAndEndDistance = stats.FractionOfTotal(stats.Start(), stats.End());
/*
if (this.GetType() == typeof(Ascendio))
{
Console.WriteLine(
"Confidence: " + confidence
+ " direction: " + direction
+ " (" + stats.Start().point.ToString() + " -> " + stats.End().point.ToString() + ")"
+ " distance: " + distance + " (" + relativeStartAndEndDistance + ")");
}
*/
bool verified = false;
foreach (StrokeDirection dir in acceptableDirectionsFromStartToEndPoint)
{
if (dir == direction)
{
verified = true;
}
}
verified = verified && confidence >= minConfidence;
verified = verified && distance >= 400.0;
verified = verified && (relativeStartAndEndDistance * 100) >= minPercentOfTotalBetweenStartAndEndPoints;
verified = verified && (relativeStartAndEndDistance * 100) <= maxPercentOfTotalBetweenStartAndEndPoints;
return verified;
}
