89 lines
3 KiB
Python
89 lines
3 KiB
Python
"""In-game state detection for D2R.
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Detects health/mana, location, enemies, items on ground, etc.
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"""
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from typing import Optional, List, Tuple
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import logging
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import numpy as np
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from engine.vision.color import ColorAnalyzer
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from engine.vision.detector import ElementDetector, Detection
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from games.d2r.config import D2RConfig
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logger = logging.getLogger(__name__)
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class InGameDetector:
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"""Detects in-game state from screen captures."""
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def __init__(self, config: D2RConfig):
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self.config = config
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self.color = ColorAnalyzer()
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self.detector = ElementDetector()
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def is_in_game(self, screen: np.ndarray) -> bool:
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"""Check if we're in an active game (health/mana orbs visible)."""
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health = self.get_health_percentage(screen)
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return health > 0
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def get_health_percentage(self, screen: np.ndarray) -> float:
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"""Read current health from the health orb."""
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return self.color.read_bar_percentage(
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screen,
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self.config.regions.health_orb,
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self.config.colors.health_filled,
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)
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def get_mana_percentage(self, screen: np.ndarray) -> float:
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"""Read current mana from the mana orb."""
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return self.color.read_bar_percentage(
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screen,
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self.config.regions.mana_orb,
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self.config.colors.mana_filled,
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)
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def is_dead(self, screen: np.ndarray) -> bool:
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"""Check if character is dead."""
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# Health at 0 + death screen elements
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return self.get_health_percentage(screen) == 0
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def should_use_health_potion(self, screen: np.ndarray) -> bool:
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"""Check if health is below potion threshold."""
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return self.get_health_percentage(screen) < self.config.health_potion_threshold
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def should_chicken(self, screen: np.ndarray) -> bool:
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"""Check if health is critically low (exit game)."""
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return self.get_health_percentage(screen) < self.config.chicken_threshold
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def find_items_on_ground(self, screen: np.ndarray) -> List[Detection]:
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"""Detect item labels on the ground."""
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items = []
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if self.config.pickup_uniques:
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items.extend(self.detector.find_by_color(
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screen, *self.config.colors.item_unique,
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min_area=50, label="unique",
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))
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if self.config.pickup_sets:
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items.extend(self.detector.find_by_color(
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screen, *self.config.colors.item_set,
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min_area=50, label="set",
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))
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return items
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def find_portal(self, screen: np.ndarray) -> Optional[Detection]:
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"""Detect a town portal on screen."""
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portals = self.detector.find_by_color(
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screen, *self.config.colors.portal_blue,
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min_area=200, label="portal",
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)
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return portals[0] if portals else None
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def is_inventory_open(self, screen: np.ndarray) -> bool:
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"""Check if the inventory panel is open."""
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# TODO: Template match inventory panel
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return False
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