/// <summary>
/// Updates the pointer location
/// </summary>
public void Update()
{
//If the game is not being played
if (World.worldState != World.States.play)
{
//If there is a player currently recognized by the kinect or if the game is not in setup
if (Player.gameState != Player.States.noplayer || Player.gameState != Player.States.setup)
{
//Create variable to hold pointer location
Vector2 curPos;
//Set the pointer location to the current controller
if (kinect.KinectController)
{
SkeletonPoint rightHand = kinect.ScaledHand("right").Position;
curPos = new Vector2(rightHand.X, rightHand.Y);
}
else
{
curPos = mouse.CheckInput();
}
//Check to see if the pointer is currently being used
if (Math.Abs(curPos.X - prevPos.X) > 10 && Math.Abs(curPos.Y - prevPos.Y) > 10)
{
prevPos = curPos;
clickTimer = 0;
if (kinect.KinectController)
{
IsLeftClicked = false;
}
}
else
{
++timer;
++clickTimer;
}
if (clickTimer >= 3 * Driver.REFRESH_RATE)
{
IsLeftClicked = true;
clickTimer = 0;
}
sprite.SetPosition(curPos);
clicking.SetPosition(sprite.GetPosition);
}
}
}
/// <summary>
/// Update the player's properties and the player's location based on the state it is in
/// </summary>
public void Update()
{
switch (gameState)
{
//If the player is in the reset state:
case States.reset:
if (Lives > 1)
{
//Reset the player location
sprite.SetBounds("X", lives * sprite.Texture.Height);
sprite.SetBounds("Y", (slingshot.GetSprite.GetBounds.Y + slingshot.GetSprite.GetBounds.Height) - sprite.Texture.Height);
//Reset the player properties and change the state to setup
--Lives;
mouse.IsLeftClicked = false;
Direction = 1;
CancelGravity = false;
gameState = States.setup;
}
else
{
World.GameOutcome = "LEVEL FAILED!";
World.worldState = World.States.finished;
}
break;
//If the player is in the setup state
case States.setup:
//Update the player location based on the controller being used
if (isKinectController)
{
SkeletonPoint leftHand = kinect.ScaledHand("left").Position;
sprite.SetPosition(new Vector2(leftHand.X, leftHand.Y));
}
else
{
//Update the player's location or shoot the player if the left mouse button is clicked
if (mouse.IsLeftClicked)
{
gameState = States.shooting;
}
else
{
Vector2 mousePos = mouse.CheckInput();
//Make sure the player is within boundaries
if (mousePos.X < 16)
{
mousePos.X = 16;
}
else if (mousePos.Y < 16)
{
mousePos.Y = 16;
}
else if (mousePos.X > slingshot.GetPosition.X - sprite.GetBounds.Width)
{
mousePos.X = slingshot.GetPosition.X - sprite.GetBounds.Width;
}
else if (mousePos.Y > (slingshot.GetPosition.Y + slingshot.GetSprite.GetBounds.Height) - sprite.GetBounds.Height - sprite.GetBounds.Height * 0.5f)
{
mousePos.Y = (slingshot.GetPosition.Y + slingshot.GetSprite.GetBounds.Height) - sprite.GetBounds.Height - sprite.GetBounds.Height * 0.5f;
}
//Set the player's location to the mouse position
sprite.SetPosition(mousePos);
}
}
//Calculate the distance between the slingshot and the player
float xDiff = slingshot.GetPosition.X - sprite.GetPosition.X;
float yDiff = slingshot.GetPosition.Y - sprite.GetPosition.Y;
distance = Math.Sqrt(Math.Pow(xDiff, 2) + Math.Pow(yDiff, 2)) * scale;
//Calculate the velocity based on the distance
vel = (float)distance / (Driver.REFRESH_RATE / scale);
//Calculate the angle based on the player's position relative to the slingshot
angle = CalcAngle(slingshot.GetPosition, sprite.GetPosition);
//Call the procedure to calculate the player's rotated corners
CalcCorners();
break;
//If the player is in the shooting state
case States.shooting:
//Calculate the player's starting trajectory based on the angle, direction, and velocity calculated
startingTraj = CalcTrajectory(angle, dir, vel);
//Store the starting trajectory calculated to be used while the player is flying
traj = startingTraj;
//Calculate the player's destination for rotation during air time
float time = (float)Math.Sqrt(Math.Abs((2 * startingTraj.Y) / (GRAVITY * Driver.REFRESH_RATE)));
destination.X = (startingTraj.X * time) + sprite.GetPosition.X;
destination.Y = sprite.GetPosition.Y;
//Set the player's state to flying since all required properties and trajectories have been calcuated
gameState = States.flying;
break;
//If the player is in the flying state
case States.flying:
//Check if the player is in the bubble and change his trajectory based on that
if (isInBubble)
{
//Change the player's trajectory so that he floats and make sure no particles appear
NoParticles = true;
traj.Y -= GRAVITY / (scale * scale);
}
else
{
//Check whether or not the gravity was canceled
if (!CancelGravity)
{
//Increment the player's trajectory by gravity
traj.Y += GRAVITY;
}
else
{
//Make sure the player has no Y trajectory
traj.Y = 0;
}
}
//Update the player's particle emittor location and the particles themselves
particleEngine.EmitterLocation = sprite.GetPosition;
particleEngine.Update();
//Check to see if new particles should be generated
if (NoParticles)
{
//Change the particle engine's porperties so that no new particles are created
particleEngine.Generate = false;
}
else
{
//Continue generating new particles as the player flies around
particleEngine.Generate = true;
}
//Update the player's location based on the trajectory
sprite.SetPosition(sprite.GetPosition + (traj * scale));
//If the player hit the top of the screen, reset it's trajectory so that it bounces off
if (HitTop)
{
gameState = States.shooting;
}
//angle = CalcAngle(destination, sprite.GetPosition);
//Check if the player might still move, if not the level is failed
if (traj == Vector2.Zero)
{
gameState = States.reset;
}
//Recalculate the player's rotated corner's for future collision detection
CalcCorners();
break;
}
}
