public override void Update(GameTime gameTime, StateManager screen, GamePadState gamePadState, MouseState mouseState, KeyboardState keyState, InputHandler input)
{
if (input.KeyboardState.WasKeyPressed(Keys.Escape) || input.WasPressed(0, InputHandler.ButtonType.B, Keys.B))
{
screen.Pop();
}
if (input.KeyboardState.WasKeyPressed(Keys.P) || input.WasPressed(0, InputHandler.ButtonType.Start, Keys.Tab))
{
PauseScreen pause = new PauseScreen();
screen.Push(pause);
}
elapsedTime += gameTime.ElapsedGameTime;
if (Keyboard.GetState().IsKeyDown(Keys.Up))
{
if (elapsedTime > TimeSpan.FromSeconds(2))
{
if (lander.fuel > 0)
{
soundEffects[0].Play();
}
elapsedTime = TimeSpan.Zero;
}
}
lander.Update(gameTime);
fuelWord.Update("Fuel " + lander.fuel);
lander.CreateLines();
CollisionCheck();
}
public override void Update(GameTime gameTime, StateManager screens, GamePadState gamePadState, MouseState mouseState, KeyboardState keyState, InputHandler input)
{
if (oldKeyboardState != keyState)
{
if (keyState.IsKeyDown(Keys.P))
{
StateManager.Push(new PauseScreen());
}
if (keyState.IsKeyDown(Keys.Escape))
{
StateManager.Pop();
}
if (keyState.IsKeyDown(Keys.Enter) && lander.State == Lander.landerState.landed)
{
StateManager.Pop();
terrainNumber += 1;
StateManager.Push(new PlayScreen((terrainNumber % 3)));
}
oldKeyboardState = keyState;
}
lander.Update(gameTime);
terrain.Update(gameTime);
if (testCollision(lander.Points.ToArray(), terrain.Land.ToArray()))
{
lander.Crash();
bgColor = Color.DarkRed;
}
else if (testCollision(lander.Points.ToArray(), terrain.LandingPads.ToArray()))
{
if (lander.XSpeed < 0.3f && lander.YSpeed < 0.6f && lander.Angle == 0)
{
if (!sentScore)
{
StateManager.Score = StateManager.Score + (int)(lander.Fuel * 100);
sentScore = true;
}
lander.winGame();
bgColor = Color.DarkGreen;
}
else
{
lander.Crash();
bgColor = Color.DarkRed;
}
}
handleSound();
}
public override void Update(GameTime gameTime, StateManager screen, GamePadState gamePadState, MouseState mouseState, KeyboardState keyboardState, InputHandler input)
{
#region Key Presses
if (input.KeyboardState.WasKeyPressed(Keys.Escape) || input.WasPressed(0, InputHandler.ButtonType.A, Keys.P))
{
screen.Push(new PauseScreen());
}
#endregion
#region Global Checks [Reset Game, Main Menu]
if (GlobalValues.ResetGame)
{
ResetValues();
}
if (GlobalValues.GoToMainMenu)
{
screen.Pop();
}
else
{
lander.Update(gameTime);
}
#endregion
#region Scroll Map
if (GlobalValues.LevelLoaded == "Random")
{
shiftTime += gameTime.ElapsedGameTime;
float xVelocity = LanderValues.Velocity.X;
if (xVelocity < 0)
{
xVelocity *= -1;
}
float speed = (MathHelper.Lerp(800, 75, (xVelocity / 5f)));
if (speed < 0)
{
speed *= -1;
}
if (shiftTime > TimeSpan.FromMilliseconds(speed))
{
shiftTime -= TimeSpan.FromMilliseconds(speed);
if (LanderValues.RightBoundHit)
{
mapShiftPosition -= new Vector2(GlobalValues.ScreenBuffer, 0);
Terrain.NewRandomLine(false, mapShiftPosition.X);
}
if (LanderValues.LeftBoundHit)
{
mapShiftPosition += new Vector2(GlobalValues.ScreenBuffer, 0);
Terrain.NewRandomLine(true, mapShiftPosition.X);
}
Terrain.FixTerrainHitboxes(mapShiftPosition);
Terrain.FixPadHitboxes(mapShiftPosition);
}
}
#endregion
#region Win Loss Check
if (lander.DidLose())
{
LoadContent();
ResetValues();
screen.Push(new LoseScreen());
}
if (lander.DidWin())
{
TimeSpan landerTime = lander.GetGameTime();
LoadContent();
lander.SetGameTime(landerTime);
screen.Push(new WinScreen());
}
#endregion
#region Debug
//Show debug info
if (input.KeyboardState.WasKeyPressed(Keys.OemTilde))
{
//Switches debug mode on or off
debugMode = !debugMode;
}
#endregion
}
/// <summary>
/// Updates the Fitness property by running a landing simulation.
/// TODO implement running multiple simulations for varying environments.
/// </summary>
public void CalculateFitness()
{
List<double> inputs = new List<double>();
Model.Environment environment = new Model.Environment();
Lander lander = new Lander(environment, this.settings.StartingFuel, this.settings.StartingHorizontal, this.settings.StartingHeight);
IList<double> output;
for (int i = 0; i < 7; i++)
{
inputs.Add(0);
}
this.Fitness = 0;
//for (double varWind = -1.0; varWind < 1.0; varWind += 0.1)
//{
// this.settings.LanderEnvironment.WindSpeed = varWind;
// lander.Enviroment.WindSpeed = varWind;
for (double varGravity = 1; varGravity < 3; varGravity += 0.5)
{
//this.settings.LanderEnvironment.Gravity = varGravity;
lander.Enviroment.Gravity = varGravity;
lander.Reset();
do
{
inputs[0] = lander.PositionX;
inputs[1] = lander.PositionY;
inputs[2] = lander.VelocityX;
inputs[3] = lander.VelocityY;
inputs[4] = lander.Enviroment.WindSpeed; // this.settings.LanderEnvironment.WindSpeed;
inputs[5] = lander.Enviroment.Gravity; // varGravity; // this.settings.LanderEnvironment.Gravity;
inputs[6] = lander.Fuel;
output = this.neuralNet.Run(inputs);
lander.Burn = output[0];
lander.Thrust = output[1];
lander.Update();
//this.settings.LanderEnvironment.Update();
} while (lander.Status == LanderStatus.Flying);
this.Fitness += lander.CalculateFitness();
}
//}
}