def _generate_groups(
self,
groups: List[CombatGroup],
frontline_vector: Tuple[Point, int, int],
is_player: bool,
) -> List[Tuple[VehicleGroup, CombatGroup]]:
"""Finds valid positions for planned groups and generates a pydcs group for them"""
positioned_groups = []
position, heading, combat_width = frontline_vector
spawn_heading = (
int(heading_sum(heading, -90))
if is_player
else int(heading_sum(heading, 90))
)
country = self.game.player_country if is_player else self.game.enemy_country
for group in groups:
if group.role == CombatGroupRole.ARTILLERY:
distance_from_frontline = (
self.get_artilery_group_distance_from_frontline(group)
)
else:
distance_from_frontline = random.randint(
DISTANCE_FROM_FRONTLINE[group.role][0],
DISTANCE_FROM_FRONTLINE[group.role][1],
)
final_position = self.get_valid_position_for_group(
position, combat_width, distance_from_frontline, heading, spawn_heading
)
if final_position is not None:
g = self._generate_group(
self.mission.country(country),
group.units[0],
len(group.units),
final_position,
distance_from_frontline,
heading=opposite_heading(spawn_heading),
)
if is_player:
g.set_skill(self.game.settings.player_skill)
else:
g.set_skill(self.game.settings.enemy_vehicle_skill)
positioned_groups.append((g, group))
if group.role in [CombatGroupRole.APC, CombatGroupRole.IFV]:
self.gen_infantry_group_for_group(
g,
is_player,
self.mission.country(country),
opposite_heading(spawn_heading),
)
else:
logging.warning(f"Unable to get valid position for {group}")
return positioned_groups
def frontline_vector(cls, from_cp: ControlPoint, to_cp: ControlPoint, theater: ConflictTheater) -> Tuple[Point, int, int]:
"""
Returns a vector for a valid frontline location avoiding exclusion zones.
"""
center_position, heading = cls.frontline_position(from_cp, to_cp, theater)
left_heading = heading_sum(heading, -90)
right_heading = heading_sum(heading, 90)
left_position = cls.extend_ground_position(center_position, int(FRONTLINE_LENGTH / 2), left_heading, theater)
right_position = cls.extend_ground_position(center_position, int(FRONTLINE_LENGTH / 2), right_heading, theater)
distance = int(left_position.distance_to_point(right_position))
return left_position, right_heading, distance
def frontline_position(cls, from_cp: ControlPoint, to_cp: ControlPoint,
theater: ConflictTheater) -> Tuple[Point, int]:
frontline = FrontLine(from_cp, to_cp, theater)
attack_heading = frontline.attack_heading
position = cls.find_ground_position(frontline.position,
FRONTLINE_LENGTH,
heading_sum(attack_heading,
90), theater)
return position, opposite_heading(attack_heading)
def frontline_position(cls, frontline: FrontLine,
theater: ConflictTheater) -> Tuple[Point, int]:
attack_heading = int(frontline.attack_heading)
position = cls.find_ground_position(
frontline.position,
FRONTLINE_LENGTH,
heading_sum(attack_heading, 90),
theater,
)
if position is None:
raise RuntimeError("Could not find front line position")
return position, opposite_heading(attack_heading)
def find_retreat_point(self,
dcs_group: VehicleGroup,
frontline_heading: int,
distance: int = RETREAT_DISTANCE) -> Point:
"""
Find a point to retreat to
:param dcs_group: DCS mission group we are searching a retreat point for
:param frontline_heading: Heading of the frontline
:return: dcs.mapping.Point object with the desired position
"""
desired_point = dcs_group.points[0].position.point_from_heading(
heading_sum(frontline_heading, +180), distance)
if self.conflict.theater.is_on_land(desired_point):
return desired_point
return self.conflict.theater.nearest_land_pos(desired_point)
