/// <summary>
/// Get the world position of a local space normalized point of a Quad
/// </summary>
/// <param name="fp"></param>
/// <returns></returns>
Vector3 GetWorldPoint(FeaturePoint fp)
{
Vector3 fpLocal = NormalizePoint(fp);
return(transform.TransformPoint(fpLocal));
}
/// <summary>
/// Get a normalized position based on the input texture
/// </summary>
/// <param name="fp">Feature point to normalize</param>
/// <returns>A normalized local point with XY coordinates</returns>
Vector3 NormalizePoint(FeaturePoint fp)
{
if (DebugTexture == null)
{
return(Vector3.zero);
}
return(new Vector3(fp.x / (float)DebugTexture.width - 0.5f, (1 - fp.y / (float)DebugTexture.height) - 0.5f, 0));
}
Affdex.FeaturePoint maxPoint(Affdex.FeaturePoint[] points)
{
Affdex.FeaturePoint ret = points[0];
foreach (Affdex.FeaturePoint point in points)
{
if (point.X > ret.X)
{
ret.X = point.X;
}
if (point.Y > ret.Y)
{
ret.Y = point.Y;
}
}
return(ret);
}
private void DrawResults(Graphics g, Dictionary <int, Affdex.Face> faces)
{
Pen whitePen = new Pen(Color.OrangeRed);
Pen redPen = new Pen(Color.DarkRed);
Pen bluePen = new Pen(Color.DarkBlue);
Font aFont = new Font(FontFamily.GenericSerif, 8, FontStyle.Bold);
float radius = 2;
int spacing = 10;
int left_margin = 30;
foreach (KeyValuePair <int, Affdex.Face> pair in faces)
{
Affdex.Face face = pair.Value;
foreach (Affdex.FeaturePoint fp in face.FeaturePoints)
{
g.DrawCircle(whitePen, fp.X, fp.Y, radius);
}
Affdex.FeaturePoint tl = minPoint(face.FeaturePoints);
Affdex.FeaturePoint br = maxPoint(face.FeaturePoints);
int padding = (int)tl.Y;
g.DrawString(String.Format("ID: {0}", pair.Key), aFont, whitePen.Brush, new PointF(br.X, padding += spacing));
g.DrawString("APPEARANCE", aFont, bluePen.Brush, new PointF(br.X, padding += (spacing * 2)));
g.DrawString(face.Appearance.Gender.ToString(), aFont, whitePen.Brush, new PointF(br.X, padding += spacing));
g.DrawString(face.Appearance.Age.ToString(), aFont, whitePen.Brush, new PointF(br.X, padding += spacing));
g.DrawString(face.Appearance.Ethnicity.ToString(), aFont, whitePen.Brush, new PointF(br.X, padding += spacing));
g.DrawString("Glasses: " + face.Appearance.Glasses.ToString(), aFont, whitePen.Brush, new PointF(br.X, padding += spacing));
g.DrawString("EMOJIs", aFont, bluePen.Brush, new PointF(br.X, padding += (spacing * 2)));
g.DrawString("DominantEmoji: " + face.Emojis.dominantEmoji.ToString(), aFont,
(face.Emojis.dominantEmoji != Affdex.Emoji.Unknown) ? whitePen.Brush : redPen.Brush,
new PointF(br.X, padding += spacing));
foreach (String emojiName in Enum.GetNames(typeof(Affdex.Emoji)))
{
PropertyInfo prop = face.Emojis.GetType().GetProperty(emojiName.ToLower());
if (prop != null)
{
float value = (float)prop.GetValue(face.Emojis, null);
string c = String.Format("{0}: {1:0.00}", emojiName, value);
g.DrawString(c, aFont, (value > 50) ? whitePen.Brush : redPen.Brush, new PointF(br.X, padding += spacing));
}
}
g.DrawString("EXPRESSIONS", aFont, bluePen.Brush, new PointF(br.X, padding += (spacing * 2)));
foreach (PropertyInfo prop in typeof(Affdex.Expressions).GetProperties())
{
float value = (float)prop.GetValue(face.Expressions, null);
String c = String.Format("{0}: {1:0.00}", prop.Name, value);
g.DrawString(c, aFont, (value > 50) ? whitePen.Brush : redPen.Brush, new PointF(br.X, padding += spacing));
}
g.DrawString("EMOTIONS", aFont, bluePen.Brush, new PointF(br.X, padding += (spacing * 2)));
foreach (PropertyInfo prop in typeof(Affdex.Emotions).GetProperties())
{
float value = (float)prop.GetValue(face.Emotions, null);
String c = String.Format("{0}: {1:0.00}", prop.Name, value);
g.DrawString(c, aFont, (value > 50) ? whitePen.Brush : redPen.Brush, new PointF(br.X, padding += spacing));
}
}
}