raycaster/raycaster.py

75 lines
2.1 KiB
Python
Executable File

#!/usr/bin/env python3
# RAYCASTER
#
# pip install pysdl2 pysdl2-dll
import sys
import sdl2.ext
WIN_WIDTH = 640
WIN_HEIGHT = 480
DUNGEON_WIDTH = WIN_WIDTH
DUNGEON_HEIGHT = WIN_HEIGHT
PLAYER_SPEED = 10
class Main:
def __init__(self):
# Graphics
sdl2.ext.init()
self.window = sdl2.ext.Window("Raycaster", size=(WIN_WIDTH, WIN_HEIGHT))
self.window.show()
self.surface = self.window.get_surface()
# Player
self.player_position = {"x": WIN_WIDTH/2, "y": WIN_HEIGHT/2, "r": 0}
return
def run(self):
running = True
while running:
events = sdl2.ext.get_events()
for event in events:
if event.type == sdl2.SDL_QUIT:
running = False
break
if event.type == sdl2.SDL_KEYDOWN:
if event.key.keysym.sym == sdl2.SDLK_UP:
self.player_position["y"] = int(self.player_position["y"] - PLAYER_SPEED)
elif event.key.keysym.sym == sdl2.SDLK_DOWN:
self.player_position["y"] = int(self.player_position["y"] + PLAYER_SPEED)
if event.key.keysym.sym == sdl2.SDLK_LEFT:
self.player_position["x"] = int(self.player_position["x"] - PLAYER_SPEED)
elif event.key.keysym.sym == sdl2.SDLK_RIGHT:
self.player_position["x"] = int(self.player_position["x"] + PLAYER_SPEED)
# Limit position
if self.player_position["x"] < 0:
self.player_position["x"] = 0
if self.player_position["x"] > DUNGEON_WIDTH:
self.player_position["x"] = DUNGEON_WIDTH
if self.player_position["y"] < 0:
self.player_position["y"] = 0
if self.player_position["y"] > DUNGEON_HEIGHT:
self.player_position["y"] = DUNGEON_HEIGHT
sdl2.ext.draw.fill(self.surface, sdl2.ext.Color(0,0,0,0)) # Clears screen
self.draw()
self.window.refresh()
return 0
def draw(self):
#sdl2.ext.draw.line(self.surface, sdl2.ext.Color(255,0,0,255), (0, 0, self.player_position["x"], self.player_position["y"]))
sdl2.ext.draw.fill(self.surface, sdl2.ext.Color(0,255,0,255), (self.player_position["x"] - 4, self.player_position["y"] - 4, 4, 4))
return
if __name__ == '__main__':
try:
main = Main()
main.run()
except KeyboardInterrupt:
exit(0)