dcs_liberation/gen/groundobjectsgen.py
Dan Albert 59179935a5 Refactor groundobjectsgen.
In preparation for deduping the building TGOs.
2020-10-29 00:57:04 -07:00

393 lines
15 KiB
Python

from __future__ import annotations
import logging
import random
from typing import Dict, Iterator, Optional, TYPE_CHECKING
from dcs import Mission
from dcs.country import Country
from dcs.statics import fortification_map, warehouse_map
from dcs.task import (
ActivateBeaconCommand,
ActivateICLSCommand,
EPLRS,
OptAlarmState,
)
from dcs.unit import Ship, Vehicle, Unit
from dcs.unitgroup import Group, ShipGroup, StaticGroup
from dcs.unittype import StaticType, UnitType
from game import db
from game.data.building_data import FORTIFICATION_UNITS, FORTIFICATION_UNITS_ID
from game.db import unit_type_from_name
from theater import ControlPoint, TheaterGroundObject
from theater.theatergroundobject import (
BuildingGroundObject, CarrierGroundObject,
GenericCarrierGroundObject,
LhaGroundObject, ShipGroundObject,
)
from .conflictgen import Conflict
from .radios import RadioFrequency, RadioRegistry
from .runways import RunwayData
from .tacan import TacanBand, TacanChannel, TacanRegistry
if TYPE_CHECKING:
from game import Game
FARP_FRONTLINE_DISTANCE = 10000
AA_CP_MIN_DISTANCE = 40000
class GenericGroundObjectGenerator:
def __init__(self, ground_object: TheaterGroundObject, country: Country,
game: Game, mission: Mission) -> None:
self.ground_object = ground_object
self.country = country
self.game = game
self.m = mission
def generate(self) -> None:
# Only covers SAMs and missile sites now.
if self.game.position_culled(self.ground_object.position):
return
for group in self.ground_object.groups:
if not group.units:
logging.warning(f"Found empty group in {self.ground_object}")
continue
unit_type = unit_type_from_name(group.units[0].type)
if unit_type is None:
raise RuntimeError(
f"Unrecognized unit type: {group.units[0].type}")
vg = self.m.vehicle_group(self.country, group.name, unit_type,
position=group.position,
heading=group.units[0].heading)
vg.units[0].name = self.m.string(group.units[0].name)
vg.units[0].player_can_drive = True
for i, u in enumerate(group.units):
if i > 0:
vehicle = Vehicle(self.m.next_unit_id(),
self.m.string(u.name), u.type)
vehicle.position.x = u.position.x
vehicle.position.y = u.position.y
vehicle.heading = u.heading
vehicle.player_can_drive = True
vg.add_unit(vehicle)
self.enable_eplrs(vg, unit_type)
self.set_alarm_state(vg)
@staticmethod
def enable_eplrs(group: Group, unit_type: UnitType) -> None:
if hasattr(unit_type, 'eplrs'):
if unit_type.eplrs:
group.points[0].tasks.append(EPLRS(group.id))
def set_alarm_state(self, group: Group) -> None:
if self.game.settings.perf_red_alert_state:
group.points[0].tasks.append(OptAlarmState(2))
else:
group.points[0].tasks.append(OptAlarmState(1))
class BuildingSiteGenerator(GenericGroundObjectGenerator):
def __init__(self, ground_object: BuildingGroundObject, country: Country,
game: Game, mission: Mission) -> None:
super().__init__(ground_object, country, game, mission)
def generate(self) -> None:
if self.game.position_culled(self.ground_object.position):
return
if self.ground_object.dcs_identifier in warehouse_map:
static_type = warehouse_map[self.ground_object.dcs_identifier]
self.generate_static(static_type)
elif self.ground_object.dcs_identifier in fortification_map:
static_type = fortification_map[self.ground_object.dcs_identifier]
self.generate_static(static_type)
elif self.ground_object.dcs_identifier in FORTIFICATION_UNITS_ID:
for f in FORTIFICATION_UNITS:
if f.id == self.ground_object.dcs_identifier:
unit_type = f
self.generate_vehicle_group(unit_type)
break
else:
logging.error(
f"{self.ground_object.dcs_identifier} not found in static maps")
def generate_vehicle_group(self, unit_type: UnitType) -> None:
if not self.ground_object.is_dead:
self.m.vehicle_group(
country=self.country,
name=self.ground_object.string_identifier,
_type=unit_type,
position=self.ground_object.position,
heading=self.ground_object.heading,
)
def generate_static(self, static_type: StaticType) -> None:
self.m.static_group(
country=self.country,
name=self.ground_object.string_identifier,
_type=static_type,
position=self.ground_object.position,
heading=self.ground_object.heading,
dead=self.ground_object.is_dead,
)
class GenericCarrierGenerator(GenericGroundObjectGenerator):
def __init__(self, ground_object: GenericCarrierGroundObject,
control_point: ControlPoint, country: Country, game: Game,
mission: Mission, radio_registry: RadioRegistry,
tacan_registry: TacanRegistry, icls_alloc: Iterator[int],
runways: Dict[str, RunwayData]) -> None:
super().__init__(ground_object, country, game, mission)
self.ground_object = ground_object
self.control_point = control_point
self.radio_registry = radio_registry
self.tacan_registry = tacan_registry
self.icls_alloc = icls_alloc
self.runways = runways
def generate(self) -> None:
# TODO: Require single group?
for group in self.ground_object.groups:
if not group.units:
logging.warning(
f"Found empty carrier group in {self.control_point}")
continue
atc = self.radio_registry.alloc_uhf()
ship_group = self.configure_carrier(group, atc)
for unit in group.units[1:]:
ship_group.add_unit(self.create_ship(unit, atc))
tacan = self.tacan_registry.alloc_for_band(TacanBand.X)
tacan_callsign = self.tacan_callsign()
icls = next(self.icls_alloc)
brc = self.steam_into_wind(ship_group)
self.activate_beacons(ship_group, tacan, tacan_callsign, icls)
self.add_runway_data(brc or 0, atc, tacan, tacan_callsign, icls)
def get_carrier_type(self, group: Group) -> UnitType:
unit_type = unit_type_from_name(group.units[0].type)
if unit_type is None:
raise RuntimeError(
f"Unrecognized carrier name: {group.units[0].type}")
return unit_type
def configure_carrier(self, group: Group,
atc_channel: RadioFrequency) -> ShipGroup:
unit_type = self.get_carrier_type(group)
ship_group = self.m.ship_group(self.country, group.name, unit_type,
position=group.position,
heading=group.units[0].heading)
ship_group.set_frequency(atc_channel.hertz)
ship_group.units[0].name = self.m.string(group.units[0].name)
return ship_group
def create_ship(self, unit: Unit, atc_channel: RadioFrequency) -> Ship:
ship = Ship(self.m.next_unit_id(),
self.m.string(unit.name),
unit_type_from_name(unit.type))
ship.position.x = unit.position.x
ship.position.y = unit.position.y
ship.heading = unit.heading
# TODO: Verify.
ship.set_frequency(atc_channel.hertz)
return ship
def steam_into_wind(self, group: ShipGroup) -> Optional[int]:
brc = self.m.weather.wind_at_ground.direction + 180
for attempt in range(5):
point = group.points[0].position.point_from_heading(
brc, 100000 - attempt * 20000)
if self.game.theater.is_in_sea(point):
group.add_waypoint(point)
return brc
return None
def tacan_callsign(self) -> str:
raise NotImplementedError
@staticmethod
def activate_beacons(group: ShipGroup, tacan: TacanChannel,
callsign: str, icls: int) -> None:
group.points[0].tasks.append(ActivateBeaconCommand(
channel=tacan.number,
modechannel=tacan.band.value,
callsign=callsign,
unit_id=group.units[0].id,
aa=False
))
group.points[0].tasks.append(ActivateICLSCommand(
icls, unit_id=group.units[0].id
))
def add_runway_data(self, brc: int, atc: RadioFrequency,
tacan: TacanChannel, callsign: str, icls: int) -> None:
# TODO: Make unit name usable.
# This relies on one control point mapping exactly
# to one LHA, carrier, or other usable "runway".
# This isn't wholly true, since the DD escorts of
# the carrier group are valid for helicopters, but
# they aren't exposed as such to the game. Should
# clean this up so that's possible. We can't use the
# unit name since it's an arbitrary ID.
self.runways[self.control_point.name] = RunwayData(
self.control_point.name,
brc,
"N/A",
atc=atc,
tacan=tacan,
tacan_callsign=callsign,
icls=icls,
)
class CarrierGenerator(GenericCarrierGenerator):
def get_carrier_type(self, group: Group) -> UnitType:
unit_type = super().get_carrier_type(group)
if self.game.settings.supercarrier:
unit_type = db.upgrade_to_supercarrier(unit_type,
self.control_point.name)
return unit_type
def tacan_callsign(self) -> str:
# TODO: Assign these properly.
return random.choice([
"STE",
"CVN",
"CVH",
"CCV",
"ACC",
"ARC",
"GER",
"ABR",
"LIN",
"TRU",
])
class LhaGenerator(GenericCarrierGenerator):
def tacan_callsign(self) -> str:
# TODO: Assign these properly.
return random.choice([
"LHD",
"LHA",
"LHB",
"LHC",
"LHD",
"LDS",
])
class ShipObjectGenerator(GenericGroundObjectGenerator):
def generate(self) -> None:
if self.game.position_culled(self.ground_object.position):
return
for group in self.ground_object.groups:
if not group.units:
logging.warning(f"Found empty group in {self.ground_object}")
continue
unit_type = unit_type_from_name(group.units[0].type)
if unit_type is None:
raise RuntimeError(
f"Unrecognized unit type: {group.units[0].type}")
self.generate_group(group, unit_type)
def generate_group(self, group_def: Group, unit_type: UnitType):
group = self.m.ship_group(self.country, group_def.name, unit_type,
position=group_def.position,
heading=group_def.units[0].heading)
group.units[0].name = self.m.string(group_def.units[0].name)
# TODO: Skipping the first unit looks like copy pasta from the carrier.
for unit in group_def.units[1:]:
unit_type = unit_type_from_name(unit.type)
ship = Ship(self.m.next_unit_id(),
self.m.string(unit.name), unit_type)
ship.position.x = unit.position.x
ship.position.y = unit.position.y
ship.heading = unit.heading
group.add_unit(ship)
self.set_alarm_state(group)
class GroundObjectsGenerator:
FARP_CAPACITY = 4
def __init__(self, mission: Mission, conflict: Conflict, game,
radio_registry: RadioRegistry, tacan_registry: TacanRegistry):
self.m = mission
self.conflict = conflict
self.game = game
self.radio_registry = radio_registry
self.tacan_registry = tacan_registry
self.icls_alloc = iter(range(1, 21))
self.runways: Dict[str, RunwayData] = {}
def generate_farps(self, number_of_units=1) -> Iterator[StaticGroup]:
if self.conflict.is_vector:
center = self.conflict.center
heading = self.conflict.heading - 90
else:
center, heading = self.conflict.frontline_position(self.conflict.theater, self.conflict.from_cp, self.conflict.to_cp)
heading -= 90
initial_position = center.point_from_heading(heading, FARP_FRONTLINE_DISTANCE)
position = self.conflict.find_ground_position(initial_position, heading)
if not position:
position = initial_position
for i, _ in enumerate(range(0, number_of_units, self.FARP_CAPACITY)):
position = position.point_from_heading(0, i * 275)
yield self.m.farp(
country=self.m.country(self.game.player_country),
name="FARP",
position=position,
)
def generate(self):
for cp in self.game.theater.controlpoints:
if cp.captured:
country_name = self.game.player_country
else:
country_name = self.game.enemy_country
country = self.m.country(country_name)
for ground_object in cp.ground_objects:
if isinstance(ground_object, BuildingGroundObject):
generator = BuildingSiteGenerator(ground_object, country,
self.game, self.m)
elif isinstance(ground_object, CarrierGroundObject):
generator = CarrierGenerator(ground_object, cp, country,
self.game, self.m,
self.radio_registry,
self.tacan_registry,
self.icls_alloc, self.runways)
elif isinstance(ground_object, LhaGroundObject):
generator = CarrierGenerator(ground_object, cp, country,
self.game, self.m,
self.radio_registry,
self.tacan_registry,
self.icls_alloc, self.runways)
elif isinstance(ground_object, ShipGroundObject):
generator = ShipObjectGenerator(ground_object, country,
self.game, self.m)
else:
generator = GenericGroundObjectGenerator(ground_object,
country, self.game,
self.m)
generator.generate()