Add chaos 2

bots/chaos_2.rb

@@ -0,0 +1,76 @@
+class Chaos2 < RTanque::Bot::Brain
+  NAME = "Chaos 2"
+  include RTanque::Bot::BrainHelper
+
+  TURRET_FIRE_RANGE = RTanque::Heading::ONE_DEGREE * 5.0
+
+  def tick!
+    p
+    command.fire_power = 3
+    command.speed = 10
+    command.heading = sensors.heading - (RTanque::Heading::ONE_DEGREE * (rand*40-10))
+    command.turret_heading = sensors.turret_heading - (RTanque::Heading::ONE_DEGREE * (rand*40-10))
+
+    # turn turrent to face other bot
+
+    @desired_heading ||= nil
+
+    if (lock = self.get_radar_lock)
+      self.destroy_lock(lock)
+      @desired_heading = nil
+    else
+      Chaos2::NAME.replace "#{NAME.gsub(/\(.+?\)/, '')}"
+      seek_lock
+    end
+  end
+
+  def destroy_lock(reflection)
+    # head and shoot towards the target
+    command.heading = reflection.heading
+    command.radar_heading = reflection.heading
+    command.turret_heading = reflection.heading
+
+    # change speed based on how close to the target
+    command.speed = if reflection.distance > 100
+      MAX_BOT_SPEED
+    elsif reflection.distance < 50
+      -MAX_BOT_SPEED
+    else
+      MAX_BOT_SPEED.to_f/reflection.distance
+    end
+
+    if (reflection.heading.delta(sensors.turret_heading)).abs < TURRET_FIRE_RANGE
+      command.fire(2)
+    end
+  end
+
+  def seek_lock
+    if sensors.position.on_wall?
+      @desired_heading = sensors.heading + RTanque::Heading::HALF_ANGLE
+      command.speed = -MAX_BOT_SPEED
+    else
+      command.speed = MAX_BOT_SPEED
+    end
+    command.radar_heading = sensors.radar_heading + MAX_RADAR_ROTATION
+
+    if @desired_heading
+      command.heading = @desired_heading
+      command.turret_heading = @desired_heading
+    else
+      command.heading = sensors.heading - (RTanque::Heading::ONE_DEGREE * (rand*40-10))
+      command.turret_heading = sensors.turret_heading - (RTanque::Heading::ONE_DEGREE * (rand*40-10))
+    end
+  end
+
+  def get_radar_lock
+    @locked_on ||= nil
+    lock = if @locked_on
+      Chaos2::NAME.replace "#{NAME.gsub(/\(.+?\)/, '')}(#{@locked_on.gsub(/\(.+?\)/, '')})"
+      sensors.radar.find { |reflection| reflection.name == @locked_on } || sensors.radar.first
+    else
+      sensors.radar.first
+    end
+    @locked_on = lock.name if lock
+    lock
+  end
+end