dcs-retribution/game/scenery_group.py
2022-08-14 14:35:36 +02:00

96 lines
3.3 KiB
Python

from __future__ import annotations
from typing import Iterable, List
from dcs.triggers import TriggerZoneCircular
from game.theater.theatergroundobject import NAME_BY_CATEGORY
class SceneryGroupError(RuntimeError):
"""Error for when there are insufficient conditions to create a SceneryGroup."""
pass
class SceneryGroup:
"""Store information about a scenery objective."""
def __init__(
self,
zone_def: TriggerZoneCircular,
zones: Iterable[TriggerZoneCircular],
category: str,
) -> None:
self.zone_def = zone_def
self.zones = zones
self.position = zone_def.position
self.category = category
@staticmethod
def from_trigger_zones(
trigger_zones: Iterable[TriggerZoneCircular],
) -> List[SceneryGroup]:
"""Define scenery objectives based on their encompassing blue/red circle."""
zone_definitions = []
white_zones = []
scenery_groups = []
# Aggregate trigger zones into different groups based on color.
for zone in trigger_zones:
if SceneryGroup.is_blue(zone):
zone_definitions.append(zone)
if SceneryGroup.is_white(zone):
white_zones.append(zone)
# For each objective definition.
for zone_def in zone_definitions:
zone_def_radius = zone_def.radius
zone_def_position = zone_def.position
zone_def_name = zone_def.name
if len(zone_def.properties) == 0:
raise SceneryGroupError(
"Undefined SceneryGroup category in TriggerZone: " + zone_def_name
)
# Arbitrary campaign design requirement: First property must define the category.
zone_def_category = zone_def.properties[1].get("value").lower()
valid_white_zones = []
for zone in list(white_zones):
if zone.position.distance_to_point(zone_def_position) < zone_def_radius:
valid_white_zones.append(zone)
white_zones.remove(zone)
if len(valid_white_zones) > 0 and zone_def_category in NAME_BY_CATEGORY:
scenery_groups.append(
SceneryGroup(zone_def, valid_white_zones, zone_def_category)
)
elif len(valid_white_zones) == 0:
raise SceneryGroupError(
"No white triggerzones found in: " + zone_def_name
)
elif zone_def_category not in NAME_BY_CATEGORY:
raise SceneryGroupError(
"Incorrect TriggerZone category definition for: "
+ zone_def_name
+ " in campaign definition. TriggerZone category: "
+ zone_def_category
)
return scenery_groups
@staticmethod
def is_blue(zone: TriggerZoneCircular) -> bool:
# Blue in RGB is [0 Red], [0 Green], [1 Blue]. Ignore the fourth position: Transparency.
return zone.color[1] == 0 and zone.color[2] == 0 and zone.color[3] == 1
@staticmethod
def is_white(zone: TriggerZoneCircular) -> bool:
# White in RGB is [1 Red], [1 Green], [1 Blue]. Ignore the fourth position: Transparency.
return zone.color[1] == 1 and zone.color[2] == 1 and zone.color[3] == 1