1 files changed, 135 insertions, 0 deletions
diff --git a/js/ant.js b/js/ant.js
new file mode 100644
index 0000000..f6ef4c6
--- /dev/null
+++ b/js/ant.js
@@ -0,0 +1,135 @@
+var cells = [];
+var direction = 'u';
+var antPos;
+var running = false;
+
+function turnright(d)
+{
+	switch(d)
+	{
+	case 'u':
+		return 'r';
+	case 'd':
+		return 'l';
+	case 'r':
+		return 'd';
+	case 'l':
+		return 'u';
+	}
+}
+
+function turnleft(d)
+{
+	return turnright(turnright(turnright(d)));
+}
+
+
+function setup()
+{
+	frameRate(100);
+	createCanvas(500, 500);
+	antPos = [width/2, height/2];
+	
+	for (var i = 0; i < height; i++)
+	{
+		cells.push([]);
+		for (var j = 0; j < width; j++)
+		{
+			cells[i].push(1);
+		}
+	}
+	stroke(255, 0, 0);
+	point(antPos[0], antPos[1]);
+}
+
+
+
+function start()
+{
+	running = true;
+}
+
+function stop()
+{
+	running = false;
+}
+
+
+
+function resetPos()
+{
+	drawCell(antPos[0], antPos[1]);
+	antPos[0] = width/2;
+	antPos[1] = height/2;
+	stroke(255, 0, 0);
+	point(antPos[0], antPos[1]);
+}
+
+function drawCell(x, y)
+{
+	stroke(cells[y][x]*255);
+	point(x, y);
+}
+
+function draw()
+{
+	if (!running)
+		return;
+	
+	for (var i = 0; i < parseInt(document.getElementById("speed").value); i++)
+	{
+		
+		if (antPos[0] < 0 || antPos[0] >= width || antPos[1] < 0 || antPos[1] >= height)
+		{
+			running = false;
+		}
+		
+		if (!running)
+			return;
+	
+		if (cells[antPos[1]][antPos[0]] == 1)
+			direction = turnright(direction);
+		else
+			direction = turnleft(direction);
+	
+	
+		cells[antPos[1]][antPos[0]] = 1-cells[antPos[1]][antPos[0]];
+		drawCell(antPos[0], antPos[1]);
+	
+		if (direction == 'u')
+			antPos[1]--;
+		else if (direction == 'l')
+			antPos[0]--;
+		else if (direction == 'd')
+			antPos[1]++;
+		else if (direction == 'r')
+			antPos[0]++;
+	
+		stroke(255, 0, 0);
+		point(antPos[0], antPos[1]);
+	}
+}
+
+function mouseDragged() 
+{
+	if (mouseX < 0 || mouseX >= width || mouseY < 0 || mouseY >= height)
+		return;
+	cells[mouseY][mouseX] = 1-cells[mouseY][mouseX];
+	drawCell(mouseX, mouseY);
+}
+
+function clearCells()
+{
+	cells = [];
+	for (var i = 0; i < height; i++)
+	{
+		cells.push([]);
+		for (var j = 0; j < width; j++)
+		{
+			cells[i].push(1);
+		}
+	}
+	background(255);
+	stroke(255, 0, 0);
+	point(antPos[0], antPos[1]);
+}
+\ No newline at end of file