private void GenerateImage() {
animationTimer.Stop();
pictureBox.Image = null;
if ((pictureBox.Width > 0) && (pictureBox.Height > 0)) {
if (Content != null) {
var nodeStack = new Stack<SymbolicExpressionTreeNode>();
int rows = Content.World.Rows;
int columns = Content.World.Columns;
var expression = Content.SymbolicExpressionTree;
DrawWorld();
using (Graphics graphics = Graphics.FromImage(pictureBox.Image)) {
float cellHeight = pictureBox.Height / (float)rows;
float cellWidth = pictureBox.Width / (float)columns;
Interpreter interpreter = new Interpreter(Content.SymbolicExpressionTree, Content.World, Content.MaxTimeSteps);
int currentAntLocationColumn;
int currentAntLocationRow;
// draw initial ant
interpreter.AntLocation(out currentAntLocationRow, out currentAntLocationColumn);
DrawAnt(graphics, currentAntLocationRow, currentAntLocationColumn, interpreter.AntDirection, cellWidth, cellHeight);
// interpret ant code and draw trail
while (interpreter.ElapsedTime < interpreter.MaxTimeSteps) {
interpreter.Step();
interpreter.AntLocation(out currentAntLocationRow, out currentAntLocationColumn);
DrawAnt(graphics, currentAntLocationRow, currentAntLocationColumn, interpreter.AntDirection, cellWidth, cellHeight);
}
}
pictureBox.Refresh();
}
}
}
public override double Evaluate(ISymbolicExpressionTree tree, IRandom random) {
var interpreter = new Interpreter(tree, World, MaxTimeSteps.Value);
interpreter.Run();
return interpreter.FoodEaten;
}
private void playButton_Click(object sender, EventArgs e) {
playButton.Enabled = false;
animationInterpreter = new Interpreter(Content.SymbolicExpressionTree, Content.World, Content.MaxTimeSteps);
DrawWorld();
using (Graphics graphics = Graphics.FromImage(pictureBox.Image)) {
float cellHeight = pictureBox.Height / (float)Content.World.Rows;
float cellWidth = pictureBox.Width / (float)Content.World.Columns;
// draw initial ant
int currentAntLocationColumn;
int currentAntLocationRow;
animationInterpreter.AntLocation(out currentAntLocationRow, out currentAntLocationColumn);
DrawAnt(graphics, currentAntLocationRow, currentAntLocationColumn, animationInterpreter.AntDirection, cellWidth, cellHeight);
pictureBox.Refresh();
}
animationTimer.Start();
}
