public SubjectView()
{
input = (EinputMode)Enum.Parse(typeof(EinputMode), ConfigurationManager.AppSettings["inputMode"], true);
projection = (EprojectionMode)Enum.Parse(typeof(EprojectionMode), ConfigurationManager.AppSettings["projectionMode"], true);
Boolean.TryParse(ConfigurationManager.AppSettings["drawSkeleton"], out drawSkeleton);
Boolean.TryParse(ConfigurationManager.AppSettings["drawLineModel"], out drawLineModel);
Boolean.TryParse(ConfigurationManager.AppSettings["drawSilhouette"], out drawSilhouette);
Boolean.TryParse(ConfigurationManager.AppSettings["drawGrid"], out drawGrid);
float.TryParse(ConfigurationManager.AppSettings["xRange"], out xRange);
float.TryParse(ConfigurationManager.AppSettings["yRange"], out yRange);
float.TryParse(ConfigurationManager.AppSettings["zRange"], out zRange);
InitializeComponent();
if (drawGrid)
{
sideGrid = new Line[17];
for (int i = 0; i < sideGrid.Length; i++)
{
Line l = new Line();
sideGrid[i] = l;
l.StrokeThickness = 1;
l.Stroke = new SolidColorBrush(Colors.Gray);
l.Opacity = 0.25;
sideView.Children.Add(l);
}
sideLabels = new Label[7];
for (int i = 0; i < sideLabels.Length; i++)
{
Label l = new Label
{
Content = (i + 1).ToString(),
FontSize = 10,
Opacity = 0.25
};
sideView.Children.Add(l);
sideLabels[i] = l;
}
frontGrid = new Line[7];
for (int i = 0; i < frontGrid.Length; i++)
{
Line l = new Line();
frontGrid[i] = l;
l.StrokeThickness = 1;
l.Stroke = new SolidColorBrush(Colors.Gray);
l.Opacity = 0.25;
frontView.Children.Add(l);
}
frontLabels = new Label[7];
for (int i = 0; i < frontLabels.Length; i++)
{
Label l = new Label();
if (i == 0)
{
l.Content = "left";
}
else if (i == frontLabels.Length - 1)
{
l.Content = "right";
}
else
{
l.Content = ((0.5 + i - frontLabels.Length * 0.5) * 0.5).ToString();
}
l.FontSize = 10;
l.Opacity = 0.25;
frontView.Children.Add(l);
frontLabels[i] = l;
}
}
if (drawSkeleton)
{
frontViewBones = new Line[bonesEndPoints.Length / 2];
sideViewBones = new Line[bonesEndPoints.Length / 2];
for (int i = 0; i < frontViewBones.Length; i++)
{
Line l = new Line();
frontViewBones[i] = l;
l.StrokeThickness = 4;
frontView.Children.Add(l);
l = new Line();
sideViewBones[i] = l;
l.StrokeThickness = 4;
sideView.Children.Add(l);
}
}
if (drawLineModel)
{
frontStick = new Line
{
Stroke = Brushes.Maroon,
StrokeThickness = 1,
StrokeDashArray = new DoubleCollection()
{
4
}
};
frontView.Children.Add(frontStick);
frontAngel = new Label
{
FontSize = 20,
Foreground = Brushes.Maroon
};
frontView.Children.Add(frontAngel);
sideStick = new Line
{
Stroke = Brushes.Maroon,
StrokeThickness = 1,
StrokeDashArray = new DoubleCollection()
{
4
}
};
sideView.Children.Add(sideStick);
sideAngel = new Label
{
FontSize = 20,
Foreground = Brushes.Maroon
};
sideView.Children.Add(sideAngel);
}
this.SizeChanged += ViewChanged;
}
public void getStickModelFromSilhouette(out float slopeX, out float slopeZ, out float offsetX, out float offsetZ, EprojectionMode projection)
{
float x, y, z;
float silhouettexy = silhouette.depthMeanXY;
float silhouetteyy = silhouette.depthMeanYY;
float silhouetteyz = silhouette.depthMeanYZ;
slopeX = slopeZ = offsetX = offsetZ = -1;
x = silhouette.depthMeanX;
y = silhouette.depthMeanY;
z = silhouette.depthMeanZ;
if (projection == EprojectionMode.ground)
{
projectPointToTheGround(this, ref x, ref y, ref z, false);
projectCovarianceToTheGround(this, out silhouettexy, out silhouetteyy, out silhouetteyz, false);
}
if ((silhouetteyy - y * y) < 1e-10)
{
x = z = 0;
return;
}
slopeX = (silhouettexy - x * y) / (silhouetteyy - y * y);
slopeZ = (silhouetteyz - z * y) / (silhouetteyy - y * y);
offsetX = x - slopeX * y;
offsetZ = z - slopeZ * y;
}
public Trajectory()
{
input = (EinputMode)Enum.Parse(typeof(EinputMode), ConfigurationManager.AppSettings["inputMode"], true);
projection = (EprojectionMode)Enum.Parse(typeof(EprojectionMode), ConfigurationManager.AppSettings["projectionMode"], true);
useKinectGround = !(input == EinputMode.silhouetteLine || input == EinputMode.silhouetteMean);
}
/// <summary>
/// estimates the center of mass
/// </summary>
/// <param name="x"></param>
/// <param name="z"></param>
/// <param name="slopeX"></param>
/// <param name="slopeZ"></param>
/// <param name="input"></param>
/// <param name="projection"></param>
/// <returns>returns false if the quality of the frame is too low</returns>
public bool getCOM(out float x, out float z, out float slopeX, out float slopeZ, out Extreams extreamValues, EinputMode input = EinputMode.line, EprojectionMode projection = EprojectionMode.ground)
{
slopeX = slopeZ = 0;
float minX = -1, maxX = -1, minZ = -1, maxZ = -1;
float y;
if (input != EinputMode.wii && silhouette.points.Length > 0)
{
var halfX = silhouette.xRange / 2;
minX = silhouette.points.Min(p => p.X) * silhouette.xRange / 256 - halfX;
maxX = silhouette.points.Max(p => p.X) * silhouette.xRange / 256 - halfX;
minZ = silhouette.points.Min(p => p.Z) * silhouette.zRange / 256;
maxZ = silhouette.points.Max(p => p.Z) * silhouette.zRange / 256;
}
extreamValues = new Extreams(minX, maxX, minZ, maxZ, FrameTime);
switch (input)
{
case EinputMode.wii:
x = WiiBoardData.CenterOfPressureY / 1000;
z = WiiBoardData.CenterOfPressureX / 1000;
break;
case EinputMode.mean:
if (projection == EprojectionMode.ground)
{
x = depthMeanX; y = depthMeanY; z = depthMeanZ;
projectPointToTheGround(this, ref x, ref y, ref z, true);
}
else
{
x = depthMeanX;
z = depthMeanZ;
}
break;
case EinputMode.silhouetteMean:
if (silhouette.numberOfPixelsInBody < 10)
{
x = z = -2;
return(false);
}
if (projection == EprojectionMode.ground)
{
x = silhouette.depthMeanX; y = silhouette.depthMeanY; z = silhouette.depthMeanZ;
projectPointToTheGround(this, ref x, ref y, ref z, false);
}
else
{
x = silhouette.depthMeanX;
z = silhouette.depthMeanZ;
}
break;
case EinputMode.neck:
getJointPosition(JointTypeGait.Neck, false, out x, out y, out z);
if (projection == EprojectionMode.ground)
{
projectPointToTheGround(this, ref x, ref y, ref z, true);
}
break;
case EinputMode.line:
float xy = depthMeanXY;
float yy = depthMeanYY;
float yz = depthMeanYZ;
x = depthMeanX;
y = depthMeanY;
z = depthMeanZ;
if (projection == EprojectionMode.ground)
{
projectPointToTheGround(this, ref x, ref y, ref z, true);
projectCovarianceToTheGround(this, out xy, out yy, out yz, true);
}
slopeX = (xy - x * y) / (yy - y * y);
slopeZ = (yz - z * y) / (yy - y * y);
float offsetX = x - slopeX * y;
float offsetZ = z - slopeZ * y;
x = slopeX + offsetX;
z = slopeZ + offsetZ;
break;
case EinputMode.silhouetteLine:
if (silhouette.numberOfPixelsInBody < 10)
{
x = z = -2;
return(false);
}
float silhouetteOffsetX;
float silhouetteOffsetZ;
getStickModelFromSilhouette(out slopeX, out slopeZ, out silhouetteOffsetX, out silhouetteOffsetZ, projection);
x = slopeX + silhouetteOffsetX;
z = slopeZ + silhouetteOffsetZ;
break;
default:
throw new Exception("Unknown input mode");
}
return(true);
}
public Trajectory(EinputMode input, EprojectionMode projection)
{
this.input = input;
this.projection = projection;
useKinectGround = !(input == EinputMode.silhouetteLine || input == EinputMode.silhouetteMean);
}