private void DrawStrokePart(StrokePart part, Graphics graphics, Pen pen1, Pen pen2)
{
Vector2f topLeft = new Vector2f(10, 10);
Vector2f scale = new Vector2f(0.01f, 0.01f);
if (allStrokes.Count > 0)
{
KanjiMatcher.CalcResize(allStrokes, matchedTemplate, out topLeft, out scale);
}
graphics.DrawLine(pen1,
new PointF(topLeft.X + part.StartPoint.X / scale.X, topLeft.Y + part.StartPoint.Y / scale.Y),
new PointF(topLeft.X + part.EndPoint.X / scale.X, topLeft.Y + part.EndPoint.Y / scale.Y));
const int sections = 64;
PointF[] roundPoints = new PointF[sections + 1];
Vector2f delta = part.EndPoint - part.StartPoint;
Vector2f ortho = new Vector2f(delta.Y, -delta.X);
for (int i = 0; i <= sections; i++)
{
float pos = (float)i / sections;
Vector2f point = part.GetGlobalFromProgress(pos);
float param = 1 - (2 * pos - 1) * (2 * pos - 1);
point = topLeft + new Vector2f(point.X / scale.X, point.Y / scale.Y);
roundPoints[i] = new PointF(point.X, point.Y);
}
graphics.DrawLines(pen2, roundPoints);
}
public static float Match(List<List<Vector2f>> input, List<StrokeTemplate> template, out List<StrokeMatch> match)
{
match = null;
if (input.Count != template.Count)
return float.PositiveInfinity;
KanjiMatcher matcher = new KanjiMatcher();
matcher.Input = input.Select(stroke => stroke.ToList()).ToList();//Deep copy input
matcher.Template = template;
matcher.Resize();
matcher.MatchStrokes();
float cost = matcher.TotalCost();
match = matcher.BestMatch;
return cost;
}
private void match_Click(object sender, EventArgs e)
{
float bestMatchCost = float.PositiveInfinity;
foreach (var template in templates)
{
List <StrokeMatch> match;
float cost = KanjiMatcher.Match(allStrokes, template, out match);
if (cost < bestMatchCost)
{
bestMatchCost = cost;
bestMatch = match;
matchedTemplate = template;
}
}
matchQuality.Text = bestMatchCost.ToString();
}
public static float Match(List <List <Vector2f> > input, List <StrokeTemplate> template, out List <StrokeMatch> match)
{
match = null;
if (input.Count != template.Count)
{
return(float.PositiveInfinity);
}
KanjiMatcher matcher = new KanjiMatcher();
matcher.Input = input.Select(stroke => stroke.ToList()).ToList(); //Deep copy input
matcher.Template = template;
matcher.Resize();
matcher.MatchStrokes();
float cost = matcher.TotalCost();
match = matcher.BestMatch;
return(cost);
}