/// <summary>
/// a very naive implementation that tries to guess which key a melody is in.
/// It will return null if there is any deviation from a pure key scale or if there are too many possible solutions.
/// </summary>
/// <param name="pitches">The melody that we want to guess what key it is in.</param>
/// <returns>The guessed key the melody is in. If it could not guess it, the return value is null.</returns>
public static Key GuessKey(List <Pitch> pitches)
{
// Find all distinct pitches to avoid iterating through a long melody.
List <Pitch> distinct = pitches.Distinct().ToList();
// Find the keys that include the same pitches as the given melody.
List <Key> possibleKeys = (from key in Keys let excpt = distinct.Except(key.Pitches) where excpt.ToList().Count == 0 select key).ToList();
// If we end up with two possible keys, we know it is either major or the relative minor.
if (possibleKeys.Count == 2)
{
// Find the ending pitch of the melody.
Pitch endingPitch = pitches[pitches.Count - 1];
// If the last pitch is not part of the tonika chord, we assume it must the other relative key.
Key first = possibleKeys[0];
Key second = possibleKeys[1];
if (first.Kind == KeyKind.Major && endingPitch.Equals(first.Pitches[5]))
{
return(second);
}
if (first.Kind != KeyKind.Major && endingPitch.Equals(first.Pitches[4]))
{
return(first);
}
// If we were not able to tell a difference we just return the Major of the keys.
return(first.Kind == KeyKind.Major ? first : second);
}
return(null);
}
public void TestPitchesEqual()
{
Pitch first = new Pitch(PitchClasses.ASharp, 3);
Pitch second = new Pitch(PitchClasses.ASharp, 3);
Assert.True(first.Equals(second));
}
public void TestPitchesNotEqual2()
{
Pitch first = new Pitch(PitchClasses.ASharp, 3);
Pitch second = new Pitch(PitchClasses.ASharp, 4);
Assert.False(first.Equals(second));
}
/// <inheritdoc />
public bool Equals([AllowNull] MapBox other)
{
if (other == null)
{
return(false);
}
if (ReferenceEquals(this, other))
{
return(true);
}
return
((
Domain == other.Domain ||
Domain != null &&
Domain.Equals(other.Domain)
) &&
(
AccessToken == other.AccessToken ||
AccessToken != null &&
AccessToken.Equals(other.AccessToken)
) &&
(
Style == other.Style ||
Style != null &&
Style.Equals(other.Style)
) &&
(
Center == other.Center ||
Center != null &&
Center.Equals(other.Center)
) &&
(
Zoom == other.Zoom ||
Zoom != null &&
Zoom.Equals(other.Zoom)
) &&
(
Bearing == other.Bearing ||
Bearing != null &&
Bearing.Equals(other.Bearing)
) &&
(
Pitch == other.Pitch ||
Pitch != null &&
Pitch.Equals(other.Pitch)
) &&
(
Equals(Layers, other.Layers) ||
Layers != null && other.Layers != null &&
Layers.SequenceEqual(other.Layers)
) &&
(
UiRevision == other.UiRevision ||
UiRevision != null &&
UiRevision.Equals(other.UiRevision)
));
}
public bool Equals(CompassLogEntry other)
{
if (ReferenceEquals(null, other))
{
return(false);
}
if (ReferenceEquals(this, other))
{
return(true);
}
return(EntryDateTimeOffset.Equals(other.EntryDateTimeOffset) &&
Equals(Point, other.Point) &&
Heading.Equals(other.Heading) &&
Pitch.Equals(other.Pitch) &&
Roll.Equals(other.Roll));
}
public bool Equals(Euler3 other) => Yaw.Equals(other.Yaw) && Pitch.Equals(other.Pitch) && Roll.Equals(other.Roll);
protected bool Equals(HeadPoseData other)
{
return(X.Equals(other.X) && Y.Equals(other.Y) && Z.Equals(other.Z) && Yaw.Equals(other.Yaw) && Pitch.Equals(other.Pitch) && Roll.Equals(other.Roll));
}
public bool Equals(RealEulerAngles3d other) => Yaw.Equals(other.Yaw) && Pitch.Equals(other.Pitch) && Roll.Equals(other.Roll);
void nui_SkeletonFrameReady(object sender, SkeletonFrameReadyEventArgs e)
{
SkeletonData skeleton = (from s in e.SkeletonFrame.Skeletons
where s.TrackingState == SkeletonTrackingState.Tracked
select s).FirstOrDefault();
if (skeleton != null && skeleton.TrackingState == SkeletonTrackingState.Tracked)
{
this.handRight = getAndDrawJoint(skeleton, JointID.HandRight, handRightEllipse);
this.handLeft = getAndDrawJoint(skeleton, JointID.HandLeft, handLeftEllipse);
this.spine = getAndDrawJoint(skeleton, JointID.Spine, spineEllipse);
this.head = getAndDrawJoint(skeleton, JointID.Head, headEllipse);
this.hipLeft = getAndDrawJoint(skeleton, JointID.HipLeft, hipLeftEllipse);
this.hipRight = getAndDrawJoint(skeleton, JointID.HipRight, hipRightEllipse);
this.shoulderCenter = getAndDrawJoint(skeleton, JointID.ShoulderCenter, shoulderCenterEllipse);
this.kneeLeft = getAndDrawJoint(skeleton, JointID.KneeLeft, kneeLeftEllipse);
this.kneeRight = getAndDrawJoint(skeleton, JointID.KneeRight, kneeRightEllipse);
if (dictType == RegionToPitchDictType.Random)
{
this.shoulderLeft = getAndDrawJoint(skeleton, JointID.ShoulderLeft, shoulderLeftEllipse);
this.shoulderRight = getAndDrawJoint(skeleton, JointID.ShoulderRight, shoulderRightEllipse);
this.elbowLeft = getAndDrawJoint(skeleton, JointID.ElbowLeft, elbowLeftEllipse);
this.elbowRight = getAndDrawJoint(skeleton, JointID.ElbowRight, elbowRightEllipse);
this.wristLeft = getAndDrawJoint(skeleton, JointID.WristLeft, wristLeftEllipse);
this.wristRight = getAndDrawJoint(skeleton, JointID.WristRight, wristRightEllipse);
}
switch (dictType)
{
case RegionToPitchDictType.Random:
if (!(this.jointsOnList.Count == 11))
{
this.jointsOnList.Clear();
}
this.jointsOnList.Add(this.head);
this.jointsOnList.Add(this.shoulderCenter);
this.jointsOnList.Add(this.shoulderLeft);
this.jointsOnList.Add(this.shoulderRight);
this.jointsOnList.Add(this.elbowLeft);
this.jointsOnList.Add(this.elbowRight);
this.jointsOnList.Add(this.wristLeft);
this.jointsOnList.Add(this.wristRight);
this.jointsOnList.Add(this.handLeft);
this.jointsOnList.Add(this.handRight);
this.jointsOnList.Add(this.spine);
break;
case RegionToPitchDictType.Piano:
if (!(this.jointsOnList.Count == 2))
{
this.jointsOnList.Clear();
}
this.jointsOnList.Add(this.handLeft);
this.jointsOnList.Add(this.handRight);
break;
case RegionToPitchDictType.ModBeats:
break;
case RegionToPitchDictType.GestureMusic:
if (!(this.jointsOnList.Count == 7))
{
this.jointsOnList.Clear();
}
this.jointsOnList.Add(this.handRight);
this.jointsOnList.Add(this.handLeft);
this.jointsOnList.Add(this.spine);
this.jointsOnList.Add(this.head);
this.jointsOnList.Add(this.hipRight);
this.jointsOnList.Add(this.hipLeft);
this.jointsOnList.Add(this.shoulderCenter);
this.jointsOnList.Add(this.kneeLeft);
this.jointsOnList.Add(this.kneeRight);
break;
}
if (this.soundOut.IsOpen)
{
//only for GestureMusic
if (dictType == RegionToPitchDictType.GestureMusic)
{
//TODO: do real gestures. for now do a hacky version of gestures
Microsoft.Research.Kinect.Nui.Vector rightHandPos = this.handRight.Position;
Microsoft.Research.Kinect.Nui.Vector leftHandPos = this.handLeft.Position;
Microsoft.Research.Kinect.Nui.Vector spinePos = this.spine.Position;
Microsoft.Research.Kinect.Nui.Vector headPos = this.head.Position;
Microsoft.Research.Kinect.Nui.Vector hipLeftPos = this.hipLeft.Position;
Microsoft.Research.Kinect.Nui.Vector hipRightPos = this.hipRight.Position;
Microsoft.Research.Kinect.Nui.Vector shoulderCenterPos = this.shoulderCenter.Position;
Microsoft.Research.Kinect.Nui.Vector kneeLeftPos = this.kneeLeft.Position;
Microsoft.Research.Kinect.Nui.Vector kneeRightPos = this.kneeRight.Position;
//if the hands are close together above the spine
if (distance(rightHandPos, leftHandPos) < 50.0)
{
if (rightHandPos.Y < spinePos.Y)
{
//to the right of the spine
if (rightHandPos.X > spinePos.X)
{
if (!(this.pianoUp.IsRunning))
{
this.pianoUp.Schedule(new NoteOnOffMessage(this.soundOut, Channel.Channel1, Pitch.C4, this.soundVelocity, 0, pianoUp, .5F));
this.pianoUp.Schedule(new NoteOnOffMessage(this.soundOut, Channel.Channel1, Pitch.D4, this.soundVelocity, .5F, pianoUp, .5F));
this.pianoUp.Schedule(new NoteOnOffMessage(this.soundOut, Channel.Channel1, Pitch.E4, this.soundVelocity, 1, pianoUp, .5F));
this.pianoUp.Schedule(new NoteOnOffMessage(this.soundOut, Channel.Channel1, Pitch.F4, this.soundVelocity, 1.5F, pianoUp, .5F));
this.pianoUp.Schedule(new NoteOnOffMessage(this.soundOut, Channel.Channel1, Pitch.G4, this.soundVelocity, 2, pianoUp, .5F));
this.pianoUp.Schedule(new NoteOnOffMessage(this.soundOut, Channel.Channel1, Pitch.A4, this.soundVelocity, 2.5F, pianoUp, .5F));
this.pianoUp.Schedule(new NoteOnOffMessage(this.soundOut, Channel.Channel1, Pitch.B4, this.soundVelocity, 3, pianoUp, .5F));
this.pianoUp.Start();
}
}
//to the left of the spine
else
{
if (!(this.pianoDown.IsRunning))
{
this.pianoDown.Schedule(new NoteOnOffMessage(this.soundOut, Channel.Channel1, Pitch.B4, this.soundVelocity, 0, pianoDown, .25F));
this.pianoDown.Schedule(new NoteOnOffMessage(this.soundOut, Channel.Channel1, Pitch.A4, this.soundVelocity, .25F, pianoDown, .25F));
this.pianoDown.Schedule(new NoteOnOffMessage(this.soundOut, Channel.Channel1, Pitch.G4, this.soundVelocity, .5F, pianoDown, .25F));
this.pianoDown.Schedule(new NoteOnOffMessage(this.soundOut, Channel.Channel1, Pitch.F4, this.soundVelocity, .75F, pianoDown, .25F));
this.pianoDown.Schedule(new NoteOnOffMessage(this.soundOut, Channel.Channel1, Pitch.E4, this.soundVelocity, 1, pianoDown, .25F));
this.pianoDown.Schedule(new NoteOnOffMessage(this.soundOut, Channel.Channel1, Pitch.D4, this.soundVelocity, 1.25F, pianoDown, .25F));
this.pianoDown.Schedule(new NoteOnOffMessage(this.soundOut, Channel.Channel1, Pitch.C4, this.soundVelocity, 1.5F, pianoDown, .25F));
this.pianoDown.Start();
}
}
}
}
//raise both hands above the head when one is on one side and one is on the other
else if ((rightHandPos.X > kinectColorOut.Width / 2) && (leftHandPos.X < kinectColorOut.Width / 2)
&& (rightHandPos.Y < shoulderCenterPos.Y) && (leftHandPos.Y < shoulderCenterPos.Y) && (distance(rightHandPos, leftHandPos) > 50.0))
{
this.soundOut.SendPercussion(Percussion.CrashCymbal1, this.soundVelocity);
this.soundOut.SendPercussion(Percussion.CrashCymbal2, this.soundVelocity);
}
//raise right hand and play a really high note
else if ((distance(headPos, rightHandPos) > 150.0) && (rightHandPos.X > kinectColorOut.Width / 2)
&& (rightHandPos.Y < headPos.Y))
{
this.soundOut.SendNoteOn(Channel.Channel1, Pitch.A6, this.soundVelocity);
}
//both hands on hips is a cowbell
else if ((distance(hipLeftPos, leftHandPos) < 150.0) && (distance(hipRightPos, rightHandPos) < 150.0))
{
this.soundOut.SendPercussion(Percussion.Cowbell, this.soundVelocity);
}
//right hand on hip is a bass drum
else if (distance(hipRightPos, rightHandPos) < 50.0)
{
this.soundOut.SendPercussion(Percussion.BassDrum1, this.soundVelocity);
this.soundOut.SendPercussion(Percussion.BassDrum2, this.soundVelocity);
}
else if ((distance(kneeLeftPos, leftHandPos) < 50.0))// && (distance(kneeRightPos, rightHandPos) < 50.0))
{
if (!(this.beat1.IsRunning))
{
Console.Out.WriteLine("starting beat!");
//this.beat1.Schedule(new NoteOnOffMessage(this.soundOut, Channel.Channel10, (Pitch)(Percussion.BassDrum1), this.soundVelocity, 0.5F, this.beat1, 12.5F));
this.beat1.Start();
Console.Out.WriteLine("started!");
}
}
else
{
if (this.pianoUp.IsRunning)
{
this.pianoUp.Stop();
}
this.pianoUp.Reset();
if (this.pianoDown.IsRunning)
{
this.pianoDown.Stop();
}
this.pianoDown.Reset();
}
}
foreach (Joint noteJoint in this.jointsOnList)
{
//Console.Out.WriteLine(noteJoint.ID.ToString());
if (!(bool)multNoteCheck.IsChecked)
{
this.soundOut.SilenceAllNotes();
}
double xreg = (double)noteJoint.Position.X;
double yreg = (double)noteJoint.Position.Y;
Tuple<int, int> pitchreg = coordToRegion(xreg, yreg);
//Console.Out.WriteLine(pitchreg.ToString());
if (dictType == RegionToPitchDictType.Piano)
{
this.soundOut.SendNoteOff(Channel.Channel1, pitchToPlay, this.soundVelocity);
}
//only play the sound if the key is contained in the dictionary
if (regionToPitch.ContainsKey(pitchreg))
{
if (!(regionToPitch[pitchreg].Equals(pitchToPlay)))
{
pitchToPlay = regionToPitch[pitchreg];
//make sure the pitch is not "zero"
if (!(pitchToPlay.Equals(Pitch.GSharpNeg1)))
{
if (dictType != RegionToPitchDictType.GestureMusic)
{
this.soundOut.SendNoteOn(Channel.Channel1, pitchToPlay, this.soundVelocity);
}
//Console.Out.WriteLine(pitchToPlay.ToString());
}
}
else
{
//make sure the pitch is not "zero"
if (!(pitchToPlay.Equals(Pitch.GSharpNeg1)))
{
this.soundOut.SendControlChange(Channel.Channel1, Midi.Control.SustainPedal, this.soundVelocity);
}
}
}
}
}
}
}
public bool Equals(Location other)
{
if (ReferenceEquals(null, other))
{
return(false);
}
if (ReferenceEquals(this, other))
{
return(true);
}
return(Equals(World, other.World) && X.Equals(other.X) && Y.Equals(other.Y) && Z.Equals(other.Z) && Pitch.Equals(other.Pitch) && Yaw.Equals(other.Yaw));
}
