engine.py

from settings import *
from level_data import LevelData
from map_renderer import MapRenderer
from bsp.bsp_builder import BSPTreeBuilder
from bsp.bsp_traverser import BSPTreeTraverser
from camera import Camera
from input_handler import InputHandler
from view_renderer import ViewRenderer
from time import perf_counter


class Engine:
    def __init__(self, app):
        self.app = app
        #
        self.level_data = LevelData(self)
        self.bsp_builder = BSPTreeBuilder(self)
        #
        self.camera = Camera(self)
        self.input_handler = InputHandler(self)
        #
        self.bsp_traverser = BSPTreeTraverser(self)
        self.map_renderer = MapRenderer(self)
        self.view_renderer = ViewRenderer(self)

    def update(self):
        self.camera.pre_update()
        #
        self.input_handler.update()
        #
        self.camera.update()
        self.bsp_traverser.update()
        # start = perf_counter()
        self.view_renderer.update()
        # print(perf_counter() - start)

    def draw_2d(self):
        self.map_renderer.draw() if self.map_renderer.should_draw else ray.draw_fps(10, 10)

    def draw_3d(self):
        ray.begin_mode_3d(self.camera.m_cam)
        #
        self.view_renderer.draw()
        #
        ray.end_mode_3d()

    def draw(self):
        ray.begin_drawing()
        #
        ray.clear_background(BLACK_COLOR)
        self.draw_3d()
        self.draw_2d()
        #
        ray.end_drawing()