kennel/kennel/engine/game.py

54 lines
1.6 KiB
Python

from kennel.engine.entities.entity import EntityManager
from kennel.engine.systems.system import SystemManager
from kennel.app import logger
from typing import List, Optional
import time
import asyncio
class Game:
def __init__(
self,
entity_manager: EntityManager,
system_manager: SystemManager,
min_time_step: float,
):
self.entity_manager = entity_manager
self.system_manager = system_manager
self.min_time_step = min_time_step
self.last_time = time.time()
self.running = False
async def update(self, delta_time: float) -> None:
self.entity_manager.update()
await self.system_manager.update(self.entity_manager, delta_time)
async def run(self) -> None:
logger.info("Game started")
self.running = True
self.last_time = time.time()
steps_since_log = 0
while self.running:
current_time = time.time()
if (int(current_time) - int(self.last_time)) == 1 and int(
current_time
) % 10 == 0:
logger.info(f"Game loop: {steps_since_log} steps since last log time")
steps_since_log = 0
delta_time = current_time - self.last_time
self.last_time = current_time
await self.update(delta_time)
await asyncio.sleep(
max(self.min_time_step - (time.time() - current_time), 0)
)
steps_since_log += 1
def stop(self) -> None:
self.running = False
logger.info("Game stopped")