90 lines
2.5 KiB
Python
90 lines
2.5 KiB
Python
# main.py
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import pygame
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from core.lua_api import LuaAPI
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from core.renderer import Renderer
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from core.input_handler import InputHandler
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from lupa import LuaRuntime
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import os
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import sys
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# Constants for 8-bit style
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SCREEN_WIDTH = 160
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SCREEN_HEIGHT = 144
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SCALE_FACTOR = 5 # Scale up for visibility
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FPS = 60
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def main():
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pygame.init()
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pygame.display.set_caption("8-Bit Python Engine")
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window = pygame.display.set_mode((SCREEN_WIDTH * SCALE_FACTOR, SCREEN_HEIGHT * SCALE_FACTOR))
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clock = pygame.time.Clock()
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# Create a surface for the 8-bit display
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display_surface = pygame.Surface((SCREEN_WIDTH, SCREEN_HEIGHT))
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# Initialize components
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renderer = Renderer(display_surface)
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input_handler = InputHandler()
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lua = LuaRuntime(unpack_returned_tuples=True)
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api = LuaAPI(renderer, input_handler)
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api.get_api(lua) # Expose API to Lua
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# Load Lua game script
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script_path = os.path.join("scripts", "game.lua")
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if not os.path.exists(script_path):
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print(f"Error: Lua script '{script_path}' not found.")
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pygame.quit()
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sys.exit(1)
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with open(script_path, "r") as f:
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lua_script = f.read()
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try:
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lua.execute(lua_script)
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except Exception as e:
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print(f"Error executing Lua script: {e}")
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pygame.quit()
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sys.exit(1)
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# Retrieve update and draw functions from Lua
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lua_globals = lua.globals()
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if not hasattr(lua_globals, 'update') or not hasattr(lua_globals, 'draw'):
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print("Error: Lua script must define 'update' and 'draw' functions.")
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pygame.quit()
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sys.exit(1)
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update = lua_globals.update
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draw = lua_globals.draw
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running = True
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while running:
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delta_time = clock.tick(FPS) / 1000.0 # Seconds since last frame
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for event in pygame.event.get():
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if event.type == pygame.QUIT:
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running = False
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input_handler.process_event(event)
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try:
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# Update game logic via Lua
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update(delta_time)
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# Clear the display
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renderer.clear()
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# Draw game elements via Lua
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draw()
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except Exception as e:
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print(f"Error during Lua execution: {e}")
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running = False
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# Scale and blit to the window
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scaled_surface = pygame.transform.scale(display_surface, (SCREEN_WIDTH * SCALE_FACTOR, SCREEN_HEIGHT * SCALE_FACTOR))
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window.blit(scaled_surface, (0, 0))
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pygame.display.flip()
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pygame.quit()
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if __name__ == "__main__":
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main()
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