class ClearBall(UtilityState):
def __init__(self, bot):
if bot.team == 0:
# blue
self.aim_cone = AimCone(.8 * math.pi, .2 * math.pi)
else:
# orange
self.aim_cone = AimCone(-.1 * math.pi, -.9 * math.pi)
def utility_score(self, bot) -> float:
team_sign = bot.info.team_sign
length = team_sign * Field.LENGTH / 2
ball_own_half_01 = clip01(
remap(-length, length, -0.2, 1.2, bot.info.ball.pos.y))
reachable_ball = predict.ball_predict(
bot, predict.time_till_reach_ball(bot.info.my_car, bot.info.ball))
car_to_ball = reachable_ball.pos - bot.info.my_car.pos
in_position = self.aim_cone.contains_direction(car_to_ball,
math.pi / 8)
obj_bonus = {
Objective.UNKNOWN: 0,
Objective.GO_FOR_IT: 0.15,
Objective.FOLLOW_UP: 0,
Objective.ROTATE_BACK_OR_DEF: 0.0,
}[bot.info.my_car.objective]
return ball_own_half_01 * in_position + obj_bonus
def run(self, bot) -> SimpleControllerState:
car = bot.info.my_car
shoot_controls = bot.shoot.with_aiming(
bot, self.aim_cone,
predict.time_till_reach_ball(bot.info.my_car, bot.info.ball))
hit_pos = bot.shoot.ball_when_hit.pos
if bot.do_rendering:
self.aim_cone.draw(bot, hit_pos, r=0, g=170, b=255)
if bot.shoot.can_shoot:
if bot.shoot.using_curve and bot.do_rendering:
rendering.draw_bezier(
bot, [car.pos, bot.shoot.curve_point, hit_pos])
return shoot_controls
else:
# go home-ish
own_goal = lerp(bot.info.own_goal.pos, bot.info.ball.pos, 0.5)
return bot.drive.towards_point(bot,
own_goal,
target_vel=1460,
slide=True,
boost_min=0,
can_keep_speed=True)
class ClearBall(UtilityState):
def __init__(self, bot):
if bot.team == 0:
# blue
ra = 0.85 * math.pi
la = 0.15 * math.pi
self.aim_cone = AimCone(
Vec3(math.cos(ra), math.sin(ra), 0),
Vec3(math.cos(la), math.sin(la), 0)
)
else:
# orange
ra = -0.15 * math.pi
la = -0.85 * math.pi
self.aim_cone = AimCone(
Vec3(math.cos(ra), math.sin(ra), 0),
Vec3(math.cos(la), math.sin(la), 0)
)
def utility_score(self, bot) -> float:
team_sign = bot.info.team_sign
length = team_sign * Field.LENGTH2
ball_own_half_01 = clip01(remap(-length, length, -0.8, 1.8, bot.info.ball.pos.y))
reachable_ball = predict.ball_predict(bot, predict.time_till_reach_ball(bot.info.my_car, bot.info.ball))
car_to_ball = reachable_ball.pos - bot.info.my_car.pos
in_position = self.aim_cone.contains_direction(car_to_ball, math.pi / 8)
obj_bonus = {
Objective.UNKNOWN: 1,
Objective.GO_FOR_IT: 1,
Objective.FOLLOW_UP: 0,
Objective.ROTATING: 0,
Objective.SOLO: 1.0,
}[bot.info.my_car.objective]
return ball_own_half_01 * in_position * obj_bonus
def run(self, bot) -> SimpleControllerState:
car = bot.info.my_car
shoot_controls = bot.shoot.with_aiming(bot, self.aim_cone, predict.time_till_reach_ball(bot.info.my_car, bot.info.ball))
hit_pos = bot.shoot.ball_when_hit.pos
self.aim_cone.draw(hit_pos, r=0, g=170, b=255)
if bot.shoot.can_shoot:
if bot.shoot.using_curve:
draw.bezier([car.pos, bot.shoot.curve_point, hit_pos], draw.color(100, 100, 255))
return shoot_controls
else:
# go home-ish
own_goal = lerp(bot.info.own_goal.pos, bot.info.ball.pos, 0.5)
return bot.drive.towards_point(bot, own_goal, target_vel=1460, slide=True, boost_min=0, can_keep_speed=True)
def with_aiming(self,
bot,
aim_cone: AimCone,
time: float,
dodge_hit: bool = True):
# aim: | | | |
# ball | bad | ok | good |
# z pos: | | | |
# -----------+-----------+-----------+-----------+
# too high | give | give | wait/ |
# | up | up | improve |
# -----------+ - - - - - + - - - - - + - - - - - +
# medium | give | improve | aerial |
# | up | aim | |
# -----------+ - - - - - + - - - - - + - - - - - +
# soon on | improve | slow | small |
# ground | aim | curve | jump |
# -----------+ - - - - - + - - - - - + - - - - - +
# on ground | improve | fast | fast |
# | aim?? | curve | straight |
# -----------+ - - - - - + - - - - - + - - - - - +
# FIXME if the ball is not on the ground we treat it as 'soon on ground' in all other cases
self.controls = SimpleControllerState()
self.aim_is_ok = False
self.waits_for_fall = False
self.ball_is_flying = False
self.can_shoot = False
self.using_curve = False
self.curve_point = None
self.ball_when_hit = None
car = bot.info.my_car
ball_soon = ball_predict(bot, time)
car_to_ball_soon = ball_soon.pos - car.pos
dot_facing_score = dot(normalize(car_to_ball_soon),
normalize(car.forward))
vel_towards_ball_soon = proj_onto_size(car.vel, car_to_ball_soon)
is_facing = 0 < dot_facing_score
if ball_soon.pos.z < 110 or (ball_soon.pos.z < 475 and ball_soon.vel.z
<= 0) or True: #FIXME Always true
# The ball is on the ground or soon on the ground
if 275 < ball_soon.pos.z < 475 and aim_cone.contains_direction(
car_to_ball_soon):
# Can we hit it if we make a small jump?
vel_f = proj_onto_size(car.vel, xy(car_to_ball_soon))
car_expected_pos = car.pos + car.vel * time
ball_soon_flat = xy(ball_soon.pos)
diff = norm(car_expected_pos - ball_soon_flat)
ball_in_front = dot(ball_soon.pos - car_expected_pos,
car.vel) > 0
if bot.do_rendering:
bot.renderer.draw_line_3d(car.pos, car_expected_pos,
bot.renderer.lime())
bot.renderer.draw_rect_3d(car_expected_pos, 12, 12, True,
bot.renderer.lime())
if vel_f > 400:
if diff < 150 and ball_in_front:
bot.maneuver = SmallJumpManeuver(
bot, lambda b: b.info.ball.pos)
if 110 < ball_soon.pos.z: # and ball_soon.vel.z <= 0:
# The ball is slightly in the air, lets wait just a bit more
self.waits_for_fall = True
ball_landing = next_ball_landing(bot, ball_soon, size=100)
time = time + ball_landing.time
ball_soon = ball_predict(bot, time)
car_to_ball_soon = ball_soon.pos - car.pos
self.ball_when_hit = ball_soon
# The ball is on the ground, are we in position for a shot?
if aim_cone.contains_direction(car_to_ball_soon) and is_facing:
# Straight shot
self.aim_is_ok = True
self.can_shoot = True
if norm(car_to_ball_soon) < 240 + Ball.RADIUS and aim_cone.contains_direction(car_to_ball_soon)\
and vel_towards_ball_soon > 300:
bot.drive.start_dodge(bot)
offset_point = xy(
ball_soon.pos) - 50 * aim_cone.get_center_dir()
speed = self._determine_speed(norm(car_to_ball_soon), time)
self.controls = bot.drive.towards_point(bot,
offset_point,
target_vel=speed,
slide=True,
boost_min=0,
can_keep_speed=False)
return self.controls
elif aim_cone.contains_direction(car_to_ball_soon, math.pi / 5):
# Curve shot
self.aim_is_ok = True
self.using_curve = True
self.can_shoot = True
offset_point = xy(
ball_soon.pos) - 50 * aim_cone.get_center_dir()
closest_dir = aim_cone.get_closest_dir_in_cone(
car_to_ball_soon)
self.curve_point = curve_from_arrival_dir(
car.pos, offset_point, closest_dir)
self.curve_point.x = clip(self.curve_point.x, -Field.WIDTH / 2,
Field.WIDTH / 2)
self.curve_point.y = clip(self.curve_point.y,
-Field.LENGTH / 2, Field.LENGTH / 2)
if dodge_hit and norm(car_to_ball_soon) < 240 + Ball.RADIUS and angle_between(car.forward, car_to_ball_soon) < 0.5\
and aim_cone.contains_direction(car_to_ball_soon) and vel_towards_ball_soon > 300:
bot.drive.start_dodge(bot)
speed = self._determine_speed(norm(car_to_ball_soon), time)
self.controls = bot.drive.towards_point(bot,
self.curve_point,
target_vel=speed,
slide=True,
boost_min=0,
can_keep_speed=False)
return self.controls
else:
# We are NOT in position!
self.aim_is_ok = False
pass
else:
if aim_cone.contains_direction(car_to_ball_soon):
self.waits_for_fall = True
self.aim_is_ok = True
#self.can_shoot = False
pass # Allow small aerial (wait if ball is too high)
elif aim_cone.contains_direction(car_to_ball_soon, math.pi / 4):
self.ball_is_flying = True
pass # Aim is ok, but ball is in the air
class ShootAtGoal(UtilityState):
def __init__(self):
self.aim_cone = None
self.ball_to_goal_right = None
self.ball_to_goal_left = None
self.temp_utility_desire_boost = 0
def utility_score(self, bot) -> float:
if self.temp_utility_desire_boost > 0:
self.temp_utility_desire_boost = max(0, self.temp_utility_desire_boost - bot.info.dt)
elif self.temp_utility_desire_boost < 0:
self.temp_utility_desire_boost = min(0, self.temp_utility_desire_boost + bot.info.dt)
car = bot.info.my_car
ball_soon = predict.ball_predict(bot, 1)
arena_length2 = bot.info.team_sign * Field.LENGTH2
own_half_01 = clip01(remap(arena_length2, -arena_length2, 0.0, 1.1, ball_soon.pos.y))
close_to_ball01 = clip01(1.0 - norm(car.pos - ball_soon.pos) / 3500) ** 0.5
reachable_ball = predict.ball_predict(bot, predict.time_till_reach_ball(bot.info.my_car, bot.info.ball))
self.ball_to_goal_right = bot.info.opp_goal.right_post - reachable_ball.pos
self.ball_to_goal_left = bot.info.opp_goal.left_post - reachable_ball.pos
self.aim_cone = AimCone(self.ball_to_goal_right, self.ball_to_goal_left)
car_to_ball = reachable_ball.pos - bot.info.my_car.pos
in_position = self.aim_cone.contains_direction(car_to_ball)
# Chase ball right after kickoff. High right after kickoff
kickoff_bias01 = max(0, 1 - bot.info.time_since_last_kickoff * 0.3) * float(bot.info.my_car.objective == Objective.UNKNOWN)
obj_bonus = {
Objective.UNKNOWN: 0,
Objective.GO_FOR_IT: 0.2,
Objective.FOLLOW_UP: 0,
Objective.ROTATE_BACK_OR_DEF: -0.2,
}[bot.info.my_car.objective]
return clip01(close_to_ball01 * own_half_01 + 0.1 * in_position + self.temp_utility_desire_boost + kickoff_bias01) + obj_bonus
def run(self, bot) -> SimpleControllerState:
car = bot.info.my_car
ball = bot.info.ball
my_hit_time = predict.time_till_reach_ball(car, ball)
shoot_controls = bot.shoot.with_aiming(bot, self.aim_cone, my_hit_time)
hit_pos = bot.shoot.ball_when_hit.pos
dist = norm(car.pos - hit_pos)
closest_enemy, enemy_dist = bot.info.closest_enemy(0.5 * (hit_pos + ball.pos))
if not bot.shoot.can_shoot and is_closer_to_goal_than(car.pos, hit_pos, bot.info.team):
# Can't shoot but or at least on the right side: Chase
goal_to_ball = normalize(hit_pos - bot.info.opp_goal.pos)
offset_ball = hit_pos + goal_to_ball * Ball.RADIUS * 0.9
enemy_hit_time = predict.time_till_reach_ball(closest_enemy, ball)
enemy_hit_pos = predict.ball_predict(bot, enemy_hit_time).pos
if enemy_hit_time < 1.5 * my_hit_time:
self.temp_utility_desire_boost -= bot.info.dt
if bot.do_rendering:
bot.renderer.draw_line_3d(closest_enemy.pos, enemy_hit_pos, bot.renderer.red())
return bot.drive.home(bot)
if bot.do_rendering:
bot.renderer.draw_line_3d(car.pos, offset_ball, bot.renderer.yellow())
return bot.drive.towards_point(bot, offset_ball, target_vel=2200, slide=False, boost_min=0)
elif len(bot.info.teammates) == 0 and not bot.shoot.aim_is_ok and hit_pos.y * -bot.info.team_sign > 4250 and abs(hit_pos.x) > 900 and not dist < 420:
# hit_pos is an enemy corner and we are not close: Avoid enemy corners in 1s and just wait
enemy_to_ball = normalize(hit_pos - closest_enemy.pos)
wait_point = hit_pos + enemy_to_ball * enemy_dist # a point 50% closer to the center of the field
wait_point = lerp(wait_point, ball.pos + Vec3(0, bot.info.team_sign * 3000, 0), 0.5)
if bot.do_rendering:
bot.renderer.draw_line_3d(car.pos, wait_point, bot.renderer.yellow())
return bot.drive.towards_point(bot, wait_point, norm(car.pos - wait_point), slide=False, can_keep_speed=True, can_dodge=False)
elif bot.shoot.can_shoot:
# Shoot !
if bot.do_rendering:
self.aim_cone.draw(bot, bot.shoot.ball_when_hit.pos, r=0, b=0)
if bot.shoot.using_curve:
rendering.draw_bezier(bot, [car.pos, bot.shoot.curve_point, hit_pos])
return shoot_controls
else:
# We can't shoot at goal reliably
# How about a shot to the corners then?
corners = [
Vec3(-Field.WIDTH2, -bot.info.team_sign * Field.LENGTH2, 0),
Vec3(Field.WIDTH2, -bot.info.team_sign * Field.LENGTH2, 0),
]
for corner in corners:
ctrls = bot.shoot.towards(bot, corner, bot.info.my_car.reach_ball_time)
if bot.shoot.can_shoot:
self.aim_cone.draw(bot, bot.shoot.ball_when_hit.pos, b=0)
if bot.shoot.using_curve:
rendering.draw_bezier(bot, [car.pos, bot.shoot.curve_point, hit_pos])
return ctrls
enemy_to_ball = normalize(xy(ball.pos - closest_enemy.pos))
ball_to_my_goal = normalize(xy(bot.info.own_goal.pos - ball.pos))
dot_threat = dot(enemy_to_ball, ball_to_my_goal) # 1 = enemy is in position, -1 = enemy is NOT in position
if car.boost <= 10 and ball.pos.y * bot.info.team_sign < 0 and dot_threat < 0.15:
collect_center = ball.pos.y * bot.info.team_sign <= 0
collect_small = closest_enemy.pos.y * bot.info.team_sign <= 0 or enemy_dist < 900
pads = filter_pads(bot, bot.info.big_boost_pads, big_only=not collect_small, enemy_side=False,
center=collect_center)
bot.maneuver = CollectClosestBoostManeuver(bot, pads)
# return home-ish
return bot.drive.stay_at(bot, lerp(bot.info.own_goal.pos, ball.pos, 0.2), ball.pos)
def with_aiming(self, bot, aim_cone: AimCone, time: float, dodge_hit: bool = True):
# aim: | | | |
# ball | bad | ok | good |
# z pos: | | | |
# -----------+-----------+-----------+-----------+
# too high | give | give | wait/ |
# > 1200 | up | up | improve |
# -----------+ - - - - - + - - - - - + - - - - - +
# medium | give | improve | aerial |
# | up | aim | |
# -----------+ - - - - - + - - - - - + - - - - - +
# soon on | improve | slow | small |
# ground | aim | curve | jump |
# -----------+ - - - - - + - - - - - + - - - - - +
# on ground | improve | fast | fast |
# | aim?? | curve | straight |
# -----------+ - - - - - + - - - - - + - - - - - +
# FIXME if the ball is not on the ground we treat it as 'soon on ground' in all other cases
self.controls = SimpleControllerState()
self.aim_is_ok = False
self.waits_for_fall = False
self.ball_is_flying = False
self.can_shoot = False
self.using_curve = False
self.curve_point = None
car = bot.info.my_car
ball_soon = ball_predict(bot, time)
car_to_ball_soon = ball_soon.pos - car.pos
dot_facing_score = dot(normalize(car_to_ball_soon), normalize(car.forward))
dot_facing_score_2d = dot(normalize(xy(car_to_ball_soon)), normalize(xy(car.forward)))
vel_towards_ball_soon = proj_onto_size(car.vel, car_to_ball_soon)
is_facing = 0.1 < dot_facing_score
is_facing_2d = 0.3 < dot_facing_score
self.ball_when_hit = ball_soon
if ball_soon.pos.z < 110:
# The ball is on the ground
if 110 < ball_soon.pos.z: # and ball_soon.vel.z <= 0:
# The ball is slightly in the air, lets wait just a bit more
self.waits_for_fall = True
ball_landing = next_ball_landing(bot, ball_soon, size=100)
time = time + ball_landing.time
ball_soon = ball_predict(bot, time)
car_to_ball_soon = ball_soon.pos - car.pos
self.ball_when_hit = ball_soon
# The ball is on the ground, are we in position for a shot?
if aim_cone.contains_direction(car_to_ball_soon) and is_facing:
# Straight shot
self.aim_is_ok = True
self.can_shoot = True
if norm(car_to_ball_soon) < 400 + Ball.RADIUS and aim_cone.contains_direction(car_to_ball_soon)\
and vel_towards_ball_soon > 300:
bot.drive.start_dodge(bot, towards_ball=True)
offset_point = xy(ball_soon.pos) - 50 * aim_cone.get_center_dir()
speed = self._determine_speed(norm(car_to_ball_soon), time)
self.controls = bot.drive.towards_point(bot, offset_point, target_vel=speed, slide=True, boost_min=0, can_keep_speed=False)
return self.controls
elif aim_cone.contains_direction(car_to_ball_soon, math.pi / 5):
# Curve shot
self.aim_is_ok = True
self.using_curve = True
self.can_shoot = True
offset_point = xy(ball_soon.pos) - 50 * aim_cone.get_center_dir()
closest_dir = aim_cone.get_closest_dir_in_cone(car_to_ball_soon)
self.curve_point = curve_from_arrival_dir(car.pos, offset_point, closest_dir)
self.curve_point.x = clip(self.curve_point.x, -Field.WIDTH / 2, Field.WIDTH / 2)
self.curve_point.y = clip(self.curve_point.y, -Field.LENGTH / 2, Field.LENGTH / 2)
if dodge_hit and norm(car_to_ball_soon) < 400 + Ball.RADIUS and angle_between(car.forward, car_to_ball_soon) < 0.5\
and aim_cone.contains_direction(car_to_ball_soon) and vel_towards_ball_soon > 300:
bot.drive.start_dodge(bot, towards_ball=True)
speed = self._determine_speed(norm(car_to_ball_soon), time)
self.controls = bot.drive.towards_point(bot, self.curve_point, target_vel=speed, slide=True, boost_min=0, can_keep_speed=False)
return self.controls
else:
# We are NOT in position!
return None
elif ball_soon.pos.z < 600 and ball_soon.vel.z <= 0:
# Ball is on ground soon. Is it worth waiting? TODO if aim is bad, do a slow curve - or delete case?
pass
# ---------------------------------------
# Ball is in the air, or going in the air
if 200 < ball_soon.pos.z < 1400 and aim_cone.contains_direction(car_to_ball_soon) and is_facing_2d:
# Can we hit it if we make jump shot or aerial shot?
vel_f = proj_onto_size(car.vel, xy(car_to_ball_soon))
aerial = ball_soon.pos.z > 750
if vel_f > 400: # Some forward momentum is required
flat_dist = norm(xy(car_to_ball_soon))
# This range should be good https://www.desmos.com/calculator/bx9imtiqi5
good_height = 0.3 * ball_soon.pos.z < flat_dist < 4 * ball_soon.pos.z
if good_height:
# Alternative ball positions
alternatives = [
(ball_predict(bot, time * 0.8), time * 0.8),
(ball_predict(bot, time * 0.9), time * 0.9),
(ball_soon, time),
(ball_predict(bot, time * 1.1), time * 1.1),
(ball_predict(bot, time * 1.2), time * 1.2)
]
for alt_ball, alt_time in alternatives:
potential_small_jump_shot = JumpShotManeuver(bot, alt_ball.pos, bot.info.time + alt_time, do_second_jump=aerial)
jump_shot_viable = potential_small_jump_shot.is_viable(car, bot.info.time)
if jump_shot_viable:
self.can_shoot = True
self.aim_is_ok = True
bot.maneuver = potential_small_jump_shot
return bot.maneuver.exec(bot)
self.ball_is_flying = True
return self.controls