bool RecognizeCustom(CustomGesture gesture)
{
gesture.MatchDistance = 0;
gesture.MatchScore = 0;
gesture.RecognizedTemplate = null;
gesture.NormalizedPoints.Clear();
if (gesture.RawPoints.Count < 2)
{
return(false);
}
gesture.NormalizedPoints.AddRange(normalizer.Apply(gesture.RawPoints, NormalizedPointCount));
float bestDist = float.PositiveInfinity;
for (int i = 0; i < normalizedTemplates.Count; ++i)
{
NormalizedTemplate template = normalizedTemplates[i];
float d = 0;
d = GreedyCloudMatch(gesture.NormalizedPoints, template.Points);
if (d < bestDist)
{
bestDist = d;
gesture.RecognizedTemplate = template.Source;
}
}
if (gesture.RecognizedTemplate != null)
{
gesture.MatchDistance = bestDist;
gesture.MatchScore = UnityEngine.Mathf.Max((MaxMatchDistance - bestDist) / MaxMatchDistance, 0.0f);
}
if (gesture.MatchScore > 0)
{
if ((int)CurActiveSection >= SectionNumber - 1 || SkillCategory.kNone == gesture.SkillTags)
{
gesture.Recognizer.ResetMode = GestureResetMode.EndOfTouchSequence;
}
else
{
gesture.Recognizer.ResetMode = GestureResetMode.NextFrame;
}
}
else
{
gesture.Recognizer.ResetMode = GestureResetMode.EndOfTouchSequence;
}
return(gesture.MatchScore > 0);
}
public bool AddTemplate(CustomGestureTemplate template)
{
if (FindNormalizedTemplate(template) != null)
{
Debug.Log("AddTemplate Exist");
return(false);
}
List <Point> points = new List <Point>();
for (int i = 0; i < template.PointCount; ++i)
{
points.Add(new Point(template.GetStrokeId(i), template.GetPosition(i)));
}
NormalizedTemplate nt = new NormalizedTemplate();
nt.Source = template;
nt.Points = Normalize(points);
normalizedTemplates.Add(nt);
if (template.isRotate)
{
const float PI = 3.141592f;
const float Angle = 1.0f / 180.0f * PI;
float ox = template.GetPosition(template.PointCount / 2).x;
float oy = template.GetPosition(template.PointCount / 2).y;
List <Point> newPoints = new List <Point>();
for (int i = (int)template.RotateStep; i < template.RotateAngle; i += (int)template.RotateStep)
{
for (int j = 0; j < template.PointCount; ++j)
{
float curAngle = i * Angle;
float px = template.GetPosition(j).x;
float py = template.GetPosition(j).y;
float x = ox - (px - ox) * UnityEngine.Mathf.Cos(curAngle) - (py - oy) * UnityEngine.Mathf.Sin(curAngle);
float y = oy - (px - ox) * UnityEngine.Mathf.Sin(curAngle) + (py - oy) * UnityEngine.Mathf.Cos(curAngle);
newPoints.Add(new Point(0, new UnityEngine.Vector2(x, y)));
}
NormalizedTemplate newNT = new NormalizedTemplate();
newNT.Source = template;
newNT.Points = Normalize(newPoints);
normalizedTemplates.Add(newNT);
newPoints.Clear();
}
}
return(true);
}
bool RecognizePointCloud(PointCloudGesture gesture)
{
debugLastGesture = gesture;
gesture.MatchDistance = 0;
gesture.MatchScore = 0;
gesture.RecognizedTemplate = null;
gesture.NormalizedPoints.Clear();
if (gesture.RawPoints.Count < 2)
{
return(false);
}
gesture.NormalizedPoints.AddRange(normalizer.Apply(gesture.RawPoints, NormalizedPointCount));
float bestDist = float.PositiveInfinity;
for (int i = 0; i < normalizedTemplates.Count; ++i)
{
NormalizedTemplate template = normalizedTemplates[i];
float d = GreedyCloudMatch(gesture.NormalizedPoints, template.Points);
if (d < bestDist)
{
bestDist = d;
gesture.RecognizedTemplate = template.Source;
debugLastMatchedTemplate = template;
}
}
if (gesture.RecognizedTemplate != null)
{
gesture.MatchDistance = bestDist;
gesture.MatchScore = Mathf.Max((MaxMatchDistance - bestDist) / MaxMatchDistance, 0.0f);
//Debug.Log( "Matched: " + recognizedTemplateOut + " dist: " + bestDist + " Score: " + matchScoreOut );
}
return(gesture.MatchScore > 0);
}
public bool AddTemplate(PointCloudGestureTemplate template)
{
if (FindNormalizedTemplate(template) != null)
{
Debug.LogWarning("The PointCloud template " + template.name + " is already present in the list");
return(false);
}
// convert template point entry to recognizer point
List <Point> points = new List <Point>();
for (int i = 0; i < template.PointCount; ++i)
{
points.Add(new Point(template.GetStrokeId(i), template.GetPosition(i)));
}
NormalizedTemplate nt = new NormalizedTemplate();
nt.Source = template;
nt.Points = Normalize(points);
normalizedTemplates.Add(nt);
return(true);
}
