/// <summary>
/// Draws the specified body.
/// </summary>
/// <param name="body">The body to draw.</param>
/// <param name="jointRadius">The size of the joint ellipses.</param>
/// <param name="jointBrush">The brush used to draw the joints.</param>
/// <param name="boneThickness">The thickness of the bone lines.</param>
/// <param name="boneBrush">The brush used to draw the bones.</param>
public void DrawBody(Body body, double jointRadius, Brush jointBrush, double boneThickness, Brush boneBrush)
{
if (body == null || !body.IsTracked)
{
return;
}
BodyVisual visual = _bodyVisuals.Where(b => b.TrackingId == body.TrackingId).FirstOrDefault();
if (visual == null)
{
visual = BodyVisual.Create(body.TrackingId, body.Joints.Keys, jointRadius, jointBrush, boneThickness, boneBrush);
foreach (var ellipse in visual.Joints.Values)
{
canvas.Children.Add(ellipse);
}
foreach (var line in visual.Bones.Values)
{
canvas.Children.Add(line);
}
_bodyVisuals.Add(visual);
}
foreach (var joint in body.Joints)
{
if (joint.Key != JointType.Head)
{
Point point = GetPoint(joint.Value.Position);
visual.UpdateJoint(joint.Key, point);
}
}
foreach (var bone in visual.CONNECTIONS)
{
Point first = GetPoint(body.Joints[bone.Item1].Position);
Point second = GetPoint(body.Joints[bone.Item2].Position);
visual.UpdateBone(bone, first, second);
}
}
/// <summary>
/// Creates a new BodyVisual object with the specified parameters.
/// </summary>
/// <param name="trackingId">The tracking ID of the corresponding body.</param>
/// <param name="joints">The joint types of the body.</param>
/// <param name="jointRadius">The desired joint size.</param>
/// <param name="jointBrush">The desired joint brush.</param>
/// <param name="boneThickness">The desired line thickness.</param>
/// <param name="boneBrush">The desired line brush.</param>
/// <returns>A new instance of BodyVisual.</returns>
public static BodyVisual Create(ulong trackingId, IEnumerable <JointType> joints, double jointRadius, Brush jointBrush, double boneThickness, Brush boneBrush)
{
BodyVisual bodyVisual = new BodyVisual
{
TrackingId = trackingId
};
foreach (var joint in joints)
{
bodyVisual.AddJoint(joint, jointRadius, jointBrush);
}
foreach (var bone in bodyVisual.CONNECTIONS)
{
bodyVisual.AddBone(bone, boneThickness, boneBrush);
}
return(bodyVisual);
}
/// <summary>
/// Creates a new BodyVisual object with the specified parameters.
/// </summary>
/// <param name="trackingId">The tracking ID of the corresponding body.</param>
/// <param name="joints">The joint types of the body.</param>
/// <param name="jointRadius">The desired joint size.</param>
/// <param name="jointBrush">The desired joint brush.</param>
/// <param name="boneThickness">The desired line thickness.</param>
/// <param name="boneBrush">The desired line brush.</param>
/// <returns>A new instance of BodyVisual.</returns>
public static BodyVisual Create(ulong trackingId, IEnumerable<JointType> joints, double jointRadius, Brush jointBrush, double boneThickness, Brush boneBrush)
{
BodyVisual bodyVisual = new BodyVisual
{
TrackingId = trackingId
};
foreach (var joint in joints)
{
bodyVisual.AddJoint(joint, jointRadius, jointBrush);
}
foreach (var bone in bodyVisual.CONNECTIONS)
{
bodyVisual.AddBone(bone, boneThickness, boneBrush);
}
return bodyVisual;
}