private void ChangeAgentStartPosition(MazeAgent agent, TextBox sourceTextBox)
{
int newStartPosition;
int oldStartPosition;
if (agent.StartPosition.ToString() != sourceTextBox.Text &&
MazeTextChanged(sourceTextBox, false))
{
oldStartPosition = agent.StartPosition;
newStartPosition = Convert.ToInt32(sourceTextBox.Text);
agent.StartPosition = newStartPosition;
bool isPrimary = (agent == _agentPrimary);
var otherAgent = (isPrimary ? _agentSecondary : _agentPrimary);
GetSpaceByPosition(oldStartPosition).SetStart(false, isPrimary);
GetSpaceByPosition(newStartPosition).SetStart(true, isPrimary);
if (otherAgent.StartPosition == oldStartPosition &&
_useSecondaryAgent)
{
var space = GetSpaceByPosition(oldStartPosition);
space.SetStart(true, !isPrimary);
space.SetActive(!isPrimary);
}
}
}
private void OpenMenuItem_Click(object sender, EventArgs e)
{
OpenFileDialog dlg = new OpenFileDialog();
dlg.Filter = "Maze Files (*.maze)|*.maze";
if (dlg.ShowDialog() == DialogResult.OK)
{
_walls.Clear();
mazeSpace.Enabled = false;
var loaded = MazeUtilities.LoadObject <MazeAgent>(dlg.FileName);
_agentPrimary = MazeUtilities.ConvertLoadedAgent(loaded);
_agentSecondary = MazeUtilities.ConvertLoadedAgent(loaded);
_agentSecondary.Environment = MazeUtilities.CopyEnvironment(loaded.Environment);
_agentSecondary.StartPosition = _agentPrimary.StartPosition;
AgentSubscribeEvents(_agentPrimary);
AgentSubscribeEvents(_agentSecondary);
SetFormValuesFromMaze();
_needsRetrain = true;
mazeSpace.Enabled = true;
}
}
private void OnTriggerEnter(Collider otherCollider)
{
if (otherCollider.CompareTag("agent"))
{
MazeAgent agent = otherCollider.GetComponent <MazeAgent>();
agent.MazeSuccesful();
}
}
public void UpdateGraphics(MazeAgent agent)
{
for (int i = 0; i < agent.mazeDimension.x; ++i)
{
for (int j = 0; j < agent.mazeDimension.y; ++j)
{
blocks[i, j].color = ChooseColor((int)agent.map[i, j], agent);
}
}
}
private void ChangeStartPosition(MazeAgent agent, int newStart)
{
var space = MazeVm.GetSpaceByPosition(agent.StartPosition);
space.IsStart = false;
agent.StartPosition = newStart;
space = MazeVm.GetSpaceByPosition(agent.StartPosition);
space.IsStart = true;
MazeVm.SetActiveState(newStart, agent == PrimaryAgent);
}
private MazeAgent InitializeAgent()
{
var agent = new MazeAgent(
0.5,
0.5,
1000,
1000,
3);
AgentSubscribeEvents(agent);
return(agent);
}
private Task RunAgent(MazeAgent agent)
{
try
{
agent.Run(agent.StartPosition);
}
catch (Exception ex)
{
string agentVal = agent == PrimaryAgent ? "Primary" : "Secondary";
MessageBox.Show($"Error with {agentVal} Agent: {ex.Message}");
}
return(Task.CompletedTask);
}
public void InitializeGraphic(MazeAgent agent)
{
blocks = new SpriteRenderer[agent.mazeDimension.x, agent.mazeDimension.y];
Vector3 offset = transform.position - new Vector3((agent.mazeDimension.x - 1) * blockDimension / 2, (agent.mazeDimension.y - 1) * blockDimension / 2);
for (int i = 0; i < agent.mazeDimension.x; ++i)
{
for (int j = 0; j < agent.mazeDimension.y; ++j)
{
GameObject obj = GameObject.Instantiate(blockPrefab, new Vector3(i * blockDimension, j * blockDimension) + offset, Quaternion.identity, this.transform);
blocks[i, j] = obj.GetComponent <SpriteRenderer>();
}
}
}
private void NewAgentMaze()
{
PrimaryAgent = new MazeAgent(0.5, 0.5, 1000, 1000, 3);
PrimaryAgent.MaximumAllowedBacktracks = 3;
PrimaryAgent.MaximumAllowedMoves = 1000;
PrimaryAgent.Environment = new MazeBase(1, 1, 0, 0, 200);
SecondaryAgent = MazeUtilities.ConvertLoadedAgent(PrimaryAgent);
SecondaryAgent.Environment = MazeUtilities.CopyEnvironment(PrimaryAgent.Environment);
MazeVm = new MazeViewModel(PrimaryAgent.Environment);
OnPropertyChanged(nameof(PrimaryAgent));
OnPropertyChanged(nameof(SecondaryAgent));
OnPropertyChanged(nameof(GoalPosition));
}
private Color ChooseColor(int blockType, MazeAgent agent)
{
if (blockType == agent.WallInt)
{
return(Color.red);
}
else if (blockType == agent.GoalInt)
{
return(Color.green);
}
else if (blockType == agent.PlayerInt)
{
return(Color.yellow);
}
else
{
return(Color.black);
}
}
public bool LoadState(int key)
{
MazeAgent fromEnv = this;
if (fromEnv.savedState.ContainsKey(key))
{
GameState state = fromEnv.savedState[key];
System.Buffer.BlockCopy(state.map, 0, map, 0, map.Length * sizeof(float));
currentPlayerPosition = state.currentPlayerPosition;
goalPosition = state.goalPosition;
startPosition = state.startPosition;
Win = state.win;
viewer.UpdateGraphics(this);
return(true);
}
else
{
return(false);
}
}
public TrainingProgress(MazeAgent agentPrimary, MazeAgent agentSecondary)
{
InitializeComponent();
_agentPrimary = agentPrimary;
_agentSecondary = agentSecondary;
if (_agentPrimary.MaximumAllowedBacktracks < 0)
{
_agentPrimary.MaximumAllowedBacktracks = 3;
}
_showEvery = _agentPrimary.NumberOfTrainingEpisodes / 5;
//_maze = agent.Environment;
_agentPrimary.TrainingEpisodeCompleted += _maze_TrainingEpisodeCompleted;
_totalMoves = 0;
_totalScore = 0;
_averageMoves = 0;
_averageScore = 0;
}
private MazeAgent GetTestAgent()
{
MazeAgent agent = new MazeAgent
{
DiscountFactor = _agent.DiscountFactor,
Environment = GetTestMaze(),
EpsilonDecayEnd = _agent.EpsilonDecayEnd,
EpsilonDecayStart = _agent.EpsilonDecayStart,
LearningRate = _agent.LearningRate,
MaximumAllowedBacktracks = _agent.MaximumAllowedBacktracks,
MaximumAllowedMoves = _agent.MaximumAllowedMoves,
NumberOfTrainingEpisodes = _agent.NumberOfTrainingEpisodes
};
if (agent.MaximumAllowedBacktracks < 0)
{
agent.MaximumAllowedBacktracks = 3;
}
return(agent);
}
private Task RunAgentAsync(MazeAgent agent)
{
try
{
agent.Run(agent.StartPosition);
}
catch (Exception ex)
{
string prefix;
if (agent == _agentPrimary)
{
prefix = "Primary";
}
else
{
prefix = "Secondary";
}
MessageBox.Show($"{prefix} Agent Error: {ex.Message}");
}
return(Task.CompletedTask);
}
public static MazeAgent ConvertLoadedAgent(MazeAgent loaded)
{
var converted = new MazeAgent
{
DiscountFactor = loaded.DiscountFactor,
Environment = loaded.Environment,
StartPosition = loaded.StartPosition,
EpsilonDecayEnd = loaded.EpsilonDecayEnd,
EpsilonDecayStart = loaded.EpsilonDecayStart,
LearningRate = loaded.LearningRate,
MaximumAllowedBacktracks = loaded.MaximumAllowedBacktracks,
MaximumAllowedMoves = loaded.MaximumAllowedMoves,
NumberOfTrainingEpisodes = loaded.NumberOfTrainingEpisodes,
TrainingSessions = loaded.TrainingSessions
};
if (converted.Environment.ObjectiveReward == 0)
{
converted.Environment.ObjectiveReward = 20;
}
return(converted);
}
private Task TrainAgent(MazeAgent agent)
{
agent.Train();
return(Task.CompletedTask);
}
public TrainingSessionsViewModel()
{
_agent = new MazeAgent();
}
private void AgentUnsubscribeEvents(MazeAgent agent)
{
agent.AgentStateChanged -= Maze_AgentStateChanged;
agent.AgentCompleted -= Maze_AgentCompleted;
}
public TrainingSessionsViewModel(MazeAgent agent)
{
_agent = agent;
}
private void InitializeAgents()
{
_agentPrimary = InitializeAgent();
_agentSecondary = InitializeAgent();
}
public TrainingSessionSelector(MazeAgent agent)
{
InitializeComponent();
_agent = agent;
}
