private void LanderGui_KeyDown(object sender, KeyEventArgs e)
{
switch (e.KeyCode)
{
case Keys.W:
_lander.IsMainEngineFiring = true;
break;
case Keys.A:
_lander.IsRightThrusterFiring = true;
break;
case Keys.D:
_lander.IsLeftThrusterFiring = true;
break;
case Keys.Space:
_lander.Halt();
break;
case Keys.F5:
_lander.Reset();
break;
}
}
/// <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();
}
//}
}