public Plie(Canvas canvas, Skeleton skeleton)
{
this.skeleton = skeleton;
this.canvas = canvas;
this.position = new Position(canvas, skeleton);
Point3D leftKnee = new Point3D(skeleton.Joints[JointType.KneeLeft].Position.X,
skeleton.Joints[JointType.KneeLeft].Position.Y,
skeleton.Joints[JointType.KneeLeft].Position.Z);
Point3D rightKnee = new Point3D(skeleton.Joints[JointType.KneeRight].Position.X,
skeleton.Joints[JointType.KneeRight].Position.Y,
skeleton.Joints[JointType.KneeRight].Position.Z);
// Set initial "previous frame" to current frame position
this.leftKneePreviousFrame = leftKnee;
this.rightKneePreviousFrame = rightKnee;
this.leftKneeTopRange = new Range(leftKnee.y, Range.kneeIntermediateRange);
this.rightKneeTopRange = new Range(rightKnee.y, Range.kneeIntermediateRange);
this.leftFootXRange = new Range(skeleton.Joints[JointType.FootLeft].Position.X, Range.footEasyRange);
this.leftFootYRange = new Range(skeleton.Joints[JointType.FootLeft].Position.Y, Range.footEasyRange);
this.leftFootZRange = new Range(skeleton.Joints[JointType.FootLeft].Position.Z, Range.footEasyRange);
this.rightFootXRange = new Range(skeleton.Joints[JointType.FootRight].Position.X, Range.footEasyRange);
this.rightFootYRange = new Range(skeleton.Joints[JointType.FootRight].Position.Y, Range.footEasyRange);
this.rightFootZRange = new Range(skeleton.Joints[JointType.FootRight].Position.Z, Range.footEasyRange);
}
public Boolean firstPosition()
{
if (skeleton == null)
{
return false;
}
checkAlignment();
Joint rightAnkle = this.skeleton.Joints[JointType.AnkleRight];
Joint leftAnkle = this.skeleton.Joints[JointType.AnkleLeft];
Joint rightHip = this.skeleton.Joints[JointType.HipRight];
Joint leftHip = this.skeleton.Joints[JointType.HipLeft];
// Make sure feet are equally positioned on the floor (one foot isn't in front of the other)
Range rightAnkleYComparison = new Range(rightAnkle.Position.Y, Range.ankleEasyRange);
Range rightAnkleZComparison = new Range(rightAnkle.Position.Z, Range.ankleEasyRange);
// Make sure feet are not wider than the hips
Range rightHipXComparison = new Range(rightHip.Position.X, Range.hipEasyRange);
Range leftHipXComparison = new Range(leftHip.Position.X, Range.hipEasyRange);
return (rightAnkleYComparison.inRange(leftAnkle.Position.Y) &&
rightAnkleZComparison.inRange(leftAnkle.Position.Z) &&
rightAnkle.Position.X <= rightHipXComparison.maximum &&
leftAnkle.Position.X >= leftHipXComparison.minimum &&
rightFootStable() &&
leftFootStable() &&
rightFootTurnout() &&
leftFootTurnout()
);
}
public Position(Canvas canvas, Skeleton skeleton)
{
this.skeleton = skeleton;
this.canvas = canvas;
this.leftFootXRange = new Range(skeleton.Joints[JointType.FootLeft].Position.X, Range.footEasyRange);
this.leftFootYRange = new Range(skeleton.Joints[JointType.FootLeft].Position.Y, Range.footEasyRange);
this.leftFootZRange = new Range(skeleton.Joints[JointType.FootLeft].Position.Z, Range.footEasyRange);
this.rightFootXRange = new Range(skeleton.Joints[JointType.FootRight].Position.X, Range.footEasyRange);
this.rightFootYRange = new Range(skeleton.Joints[JointType.FootRight].Position.Y, Range.footEasyRange);
this.rightFootZRange = new Range(skeleton.Joints[JointType.FootRight].Position.Z, Range.footEasyRange);
this.correction = new TextBlock();
correction.Background = Brushes.Orange;
correction.FontSize = 40;
Canvas.SetTop(correction, 200);
}
// This returns whether or not the user is still in the correct movement
// sequence to complete a plie.
// If the user deviates from the movements involved to complete a plie,
// the method will return false.
public Boolean trackPlie()
{
if (skeleton == null)
{
return false;
}
// Alignment checks
this.position.checkAlignment();
// Grab joints observed in a plie
Joint leftKnee = skeleton.Joints[JointType.KneeLeft];
Joint rightKnee = skeleton.Joints[JointType.KneeRight];
Joint leftFoot = skeleton.Joints[JointType.FootLeft];
Joint rightFoot = skeleton.Joints[JointType.FootRight];
Joint leftAnkle = skeleton.Joints[JointType.AnkleLeft];
Joint rightAnkle = skeleton.Joints[JointType.AnkleRight];
Range leftKneeRange = new Range(this.leftKneePreviousFrame.y, Range.kneeEasyRange);
Range rightKneeRange = new Range(this.rightKneePreviousFrame.y, Range.kneeEasyRange);
// Folllow process of movement for a plie
// Make sure feet are turned out and haven't moved
if (this.position.leftFootTurnout() &&
this.position.rightFootTurnout() &&
this.position.leftFootStable() &&
this.position.rightFootStable()
)
{
// On our way down
if (!this.plieBottomReached)
{
{
if (!(leftKnee.Position.Y <= leftKneeRange.maximum ||
rightKnee.Position.Y <= rightKneeRange.maximum)
)
{
this.plieMovingUpFrames++;
if (this.plieMovingUpFrames >= 5)
{
this.plieBottomReached = true;
}
}
this.leftKneePreviousFrame = new Point3D(leftKnee.Position.X, leftKnee.Position.Y, leftKnee.Position.Z);
this.rightKneePreviousFrame = new Point3D(rightKnee.Position.X, rightKnee.Position.Y, rightKnee.Position.Z);
return true;
}
}
// On our way up
else
{
if (leftKnee.Position.Y >= leftKneeRange.minimum ||
rightKnee.Position.Y >= rightKneeRange.minimum
)
{
if (leftKnee.Position.Y >= this.leftKneeTopRange.minimum &&
rightKnee.Position.Y >= this.rightKneeTopRange.minimum)
{
this.gestureComplete = true;
}
this.leftKneePreviousFrame = new Point3D(leftKnee.Position.X, leftKnee.Position.Y, leftKnee.Position.Z);
this.rightKneePreviousFrame = new Point3D(rightKnee.Position.X, rightKnee.Position.Y, rightKnee.Position.Z);
return true;
}
}
}
return false;
}
public void hipAlignmentYAxis()
{
Joint leftHip = (skeleton.Joints[JointType.HipLeft]);
Joint rightHip = (skeleton.Joints[JointType.HipRight]);
Range range = new Range(leftHip.Position.Y, Range.hipIntermediateRange);
Point p1 = new Point(rightHip.Position.X * (windowWidth / 2) + (windowWidth / 2), rightHip.Position.Y * -(windowHeight / 2) + (windowHeight / MainWindow.windowHeightRatio));
Point p2 = new Point(leftHip.Position.X * (windowWidth / 2) + (windowWidth / 2), leftHip.Position.Y * -(windowHeight / 2) + (windowHeight / MainWindow.windowHeightRatio));
Line line = new Line() { X1 = p1.X, Y1 = p1.Y, X2 = p2.X, Y2 = p2.Y, Stroke = correctionLineColor, StrokeThickness = correctionLineThickness };
Point p3;
ArrowLine directionLine = new ArrowLine();
if (rightHip.Position.Y < range.minimum)
{
p3 = new Point(leftHip.Position.X * (windowWidth / 2) + (windowWidth / 2), leftHip.Position.Y * -(windowHeight / 2) + (windowHeight / MainWindow.windowHeightRatio + correctionArrowLength));
directionLine = new ArrowLine() { X1 = p2.X, Y1 = p2.Y, X2 = p3.X, Y2 = p3.Y, Stroke = upDownColor, StrokeThickness = correctionLineThickness };
canvas.Children.Add(line);
canvas.Children.Add(directionLine);
}
else if (rightHip.Position.Y > range.maximum)
{
p3 = new Point(rightHip.Position.X * (windowWidth / 2) + (windowWidth / 2), rightHip.Position.Y * -(windowHeight / 2) + (windowHeight / MainWindow.windowHeightRatio + correctionArrowLength));
directionLine = new ArrowLine() { X1 = p1.X, Y1 = p1.Y, X2 = p3.X, Y2 = p3.Y, Stroke = upDownColor, StrokeThickness = correctionLineThickness };
canvas.Children.Add(line);
canvas.Children.Add(directionLine);
}
}
public void spineAlignmentYAxis()
{
Joint centerHip = skeleton.Joints[JointType.HipCenter];
Joint centerShoulder = skeleton.Joints[JointType.ShoulderCenter];
Range hipsRange = new Range(centerShoulder.Position.Z, Range.hipsToShouldersIntermediateRange);
Point p1 = new Point(centerHip.Position.X * (windowWidth / 2) + (windowWidth / 2), centerHip.Position.Y * -(windowHeight / 2) + (windowHeight / MainWindow.windowHeightRatio));
Point p2 = new Point(centerShoulder.Position.X * (windowWidth / 2) + (windowWidth / 2), centerShoulder.Position.Y * -(windowHeight / 2) + (windowHeight / MainWindow.windowHeightRatio));
Line line = new Line() { X1 = p1.X, Y1 = p1.Y, X2 = p2.X, Y2 = p2.Y, Stroke = correctionLineColor, StrokeThickness = correctionLineThickness };
Point p3;
ArrowLine directionLine = new ArrowLine();
if (centerHip.Position.Z > hipsRange.maximum)
{
p3 = new Point(centerShoulder.Position.X * (windowWidth / 2) + (windowWidth / 2), centerShoulder.Position.Y * -(windowHeight / 2) + (windowHeight / MainWindow.windowHeightRatio - correctionArrowLength));
directionLine = new ArrowLine() { X1 = p2.X, Y1 = p2.Y, X2 = p3.X, Y2 = p3.Y, Stroke = frontBackColor, StrokeThickness = correctionArrowThickness };
canvas.Children.Add(line);
canvas.Children.Add(directionLine);
}
else if (centerHip.Position.Z < hipsRange.minimum)
{
p3 = new Point(centerShoulder.Position.X * (windowWidth / 2) + (windowWidth / 2), centerShoulder.Position.Y * -(windowHeight / 2) + (windowHeight / MainWindow.windowHeightRatio + correctionArrowLength));
directionLine = new ArrowLine() { X1 = p2.X, Y1 = p2.Y, X2 = p3.X, Y2 = p3.Y, Stroke = frontBackColor, StrokeThickness = correctionArrowThickness };
canvas.Children.Add(line);
canvas.Children.Add(directionLine);
}
}
public void shoulderAlignmentZAxis()
{
Joint leftShoulder = skeleton.Joints[JointType.ShoulderLeft];
Joint rightShoulder = skeleton.Joints[JointType.ShoulderRight];
Range range = new Range(leftShoulder.Position.Z, Range.shoulderIntermediateRange);
Point p1 = new Point(leftShoulder.Position.X * (windowWidth / 2) + (windowWidth / 2), leftShoulder.Position.Y * -(windowHeight / 2) + (windowHeight / MainWindow.windowHeightRatio));
Point p2 = new Point(rightShoulder.Position.X * (windowWidth / 2) + (windowWidth / 2), rightShoulder.Position.Y * -(windowHeight / 2) + (windowHeight / MainWindow.windowHeightRatio));
Line line = new Line() { X1 = p1.X, Y1 = p1.Y, X2 = p2.X, Y2 = p2.Y, Stroke = correctionLineColor, StrokeThickness = correctionLineThickness };
Point p3;
ArrowLine directionLine = new ArrowLine();
if (rightShoulder.Position.Z > range.maximum)
{
p3 = new Point(leftShoulder.Position.X * (windowWidth / 2) + (windowWidth / 2), leftShoulder.Position.Y * -(windowHeight / 2) + (windowHeight / MainWindow.windowHeightRatio - correctionArrowLength));
directionLine = new ArrowLine() { X1 = p1.X, Y1 = p1.Y, X2 = p3.X, Y2 = p3.Y, Stroke = frontBackColor, StrokeThickness = correctionArrowThickness };
canvas.Children.Add(line);
canvas.Children.Add(directionLine);
}
else if (rightShoulder.Position.Z < range.minimum)
{
p3 = new Point(rightShoulder.Position.X * (windowWidth / 2) + (windowWidth / 2), rightShoulder.Position.Y * -(windowHeight / 2) + (windowHeight / MainWindow.windowHeightRatio + correctionArrowLength));
directionLine = new ArrowLine() { X1 = p2.X, Y1 = p2.Y, X2 = p3.X, Y2 = p3.Y, Stroke = frontBackColor, StrokeThickness = correctionArrowThickness };
canvas.Children.Add(line);
canvas.Children.Add(directionLine);
}
}