walker_same_direction.gd

func _create_random_path():
	var max_iterations = 1000
	var itr = 0
	
	var walker = Vector2.ZERO
	var current_stride = 0
	var current_direction = Vector2.ZERO
	var max_steps_direction = 5;
	
	while itr < max_iterations:
		
		# Perform random walk
		# 1- choose random direction
		# 2- check that direction is in bounds
		# 3- move in that direction
		if current_stride == 0:
		
			var random_direction = GetRandomDirection()
			
			if (walker.x + random_direction.x >= 0 and 
				walker.x + random_direction.x < width and
				walker.y + random_direction.y >= 0 and
				walker.y + random_direction.y < height):
					
					walker += random_direction
					current_direction = random_direction;
					grid[walker.x][walker.y] = Tiles.floor
					
					current_stride += 1
	
		else:
			current_stride += 1
			if current_stride == max_steps_direction:
				current_stride = 0
			
			if (walker.x + current_direction.x >= 0 and 
				walker.x + current_direction.x < width and
				walker.y + current_direction.y >= 0 and
				walker.y + current_direction.y < height):
					
					walker += current_direction
					grid[walker.x][walker.y] = Tiles.floor
			
			
		itr += 1