public void ProcessFoundReward()
{
if ((bool)AStarRadioButton.IsChecked)
{
// Stop the search
Stop();
AStarExport.Save(gridWorld.GetCells());
bestPath = aStarSearch.GetBestPath();
showBestPathTimer = new DispatcherTimer();
showBestPathTimer.Interval = TimeSpan.FromMilliseconds(BEST_PATH_UPDATE_FREQUENCY);
showBestPathTimer.Tick += new EventHandler(StepThroughBestPath);
showBestPathTimer.Start();
}
else // Q-Learning is checked
{
if (qLearningSearch.IsTraining())
{
qLearningSearch.RestartEpisode(null);
}
else
{
// Stop the search
Stop();
toggleAgentImage();
QTableExport.Save(qLearningSearch.GetQTable());
}
}
}
private void LoadGridButton_Click(object sender, RoutedEventArgs e)
{
// Create OpenFileDialog
OpenFileDialog fileDialog = new OpenFileDialog();
// Set the filter to CSV
fileDialog.DefaultExt = ".csv";
fileDialog.Filter = "CSV Files (*.csv)|*.*";
Nullable <bool> result = fileDialog.ShowDialog();
// Get the selected filename
if (result == true)
{
// Setup the grid world
gridWorld = new GridWorld(grid, GridMapParser.Parse(fileDialog.FileName), CELL_HEIGHT, CELL_WIDTH);
// Add click events for the rectangles
foreach (Cell cell in gridWorld.GetCells())
{
cell.GetRectangle().MouseLeftButtonDown += new MouseButtonEventHandler(MoveAgent);
}
// Setup the agent
if (gridWorld.GetAgentStartingPosition() != null && gridWorld.GetAgentStartingPosition().Length == 2)
{
int agentRowIndex = gridWorld.GetAgentStartingPosition()[0], agentColumnIndex = gridWorld.GetAgentStartingPosition()[1];
gridWorld.SetAgent(new Agent(grid, CELL_HEIGHT, CELL_WIDTH, agentRowIndex, agentColumnIndex));
// Get the starting cell
startingCell = gridWorld.GetCells()[agentRowIndex, agentColumnIndex];
}
else
{
MessageBox.Show("Error: The agent starting position must be specified in the grid map file with the number 1. Please correct and try again.");
return;
}
// Setup the reward
if (gridWorld.GetRewardPosition() != null && gridWorld.GetRewardPosition().Length == 2)
{
int rewardRowIndex = gridWorld.GetRewardPosition()[0], rewardColumnIndex = gridWorld.GetRewardPosition()[1];
gridWorld.SetReward(new Reward(grid, CELL_HEIGHT, CELL_WIDTH, rewardRowIndex, rewardColumnIndex));
// Get the reward cell
rewardCell = gridWorld.GetCells()[rewardRowIndex, rewardColumnIndex];
}
else
{
MessageBox.Show("Error: The reward starting position must be specified in the grid map file with the number 2. Please correct and try again.");
return;
}
}
// Make the start button active
StartButton.IsEnabled = true;
ResetButton.IsEnabled = true;
}
private void LoadGridButton_Click(object sender, RoutedEventArgs e)
{
// Create OpenFileDialog
OpenFileDialog fileDialog = new OpenFileDialog();
// Set the filter to CSV
fileDialog.DefaultExt = ".csv";
fileDialog.Filter = "CSV Files (*.csv)|*.*";
Nullable<bool> result = fileDialog.ShowDialog();
// Get the selected filename
if (result == true)
{
// Setup the grid world
gridWorld = new GridWorld(grid, GridMapParser.Parse(fileDialog.FileName), CELL_HEIGHT, CELL_WIDTH);
// Add click events for the rectangles
foreach (Cell cell in gridWorld.GetCells())
{
cell.GetRectangle().MouseLeftButtonDown += new MouseButtonEventHandler(MoveAgent);
}
// Setup the agent
if (gridWorld.GetAgentStartingPosition() != null && gridWorld.GetAgentStartingPosition().Length == 2)
{
int agentRowIndex = gridWorld.GetAgentStartingPosition()[0], agentColumnIndex = gridWorld.GetAgentStartingPosition()[1];
gridWorld.SetAgent(new Agent(grid, CELL_HEIGHT, CELL_WIDTH, agentRowIndex, agentColumnIndex));
// Get the starting cell
startingCell = gridWorld.GetCells()[agentRowIndex, agentColumnIndex];
}
else
{
MessageBox.Show("Error: The agent starting position must be specified in the grid map file with the number 1. Please correct and try again.");
return;
}
// Setup the reward
if (gridWorld.GetRewardPosition() != null && gridWorld.GetRewardPosition().Length == 2)
{
int rewardRowIndex = gridWorld.GetRewardPosition()[0], rewardColumnIndex = gridWorld.GetRewardPosition()[1];
gridWorld.SetReward(new Reward(grid, CELL_HEIGHT, CELL_WIDTH, rewardRowIndex, rewardColumnIndex));
// Get the reward cell
rewardCell = gridWorld.GetCells()[rewardRowIndex, rewardColumnIndex];
}
else
{
MessageBox.Show("Error: The reward starting position must be specified in the grid map file with the number 2. Please correct and try again.");
return;
}
}
// Make the start button active
StartButton.IsEnabled = true;
ResetButton.IsEnabled = true;
}
