498 lines
16 KiB
Python
498 lines
16 KiB
Python
import math
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import os
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import sys
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import pygame
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pygame.init()
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# Configuración de Pantalla
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SCREEN_WIDTH = 800
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SCREEN_HEIGHT = 600
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FPS = 60
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# Isometría y Cuadrícula
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TILE_WIDTH = 64
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TILE_HEIGHT = 32
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GRID_SIZE_X = 8
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GRID_SIZE_Y = 120
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# Colores de Respaldo / Suelo
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COLOR_BG = (15, 15, 25)
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COLOR_ROAD = (50, 50, 65)
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COLOR_GRID = (30, 30, 45)
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def grid_to_iso(gx, gy, gz=0):
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"""Convierte coordenadas de la cuadrícula a coordenadas isométricas de pantalla."""
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iso_x = (gx - gy) * (TILE_WIDTH // 2)
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iso_y = (gx + gy) * (TILE_HEIGHT // 2) - (gz * 16)
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return iso_x, iso_y
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def create_placeholder_sprites():
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"""Genera sprites vectoriales en memoria si no existen archivos PNG locales."""
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sprites = {}
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# 1. Jugador (Lasertron)
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surf_player = pygame.Surface((64, 64), pygame.SRCALPHA)
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pygame.draw.polygon(
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surf_player,
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(255, 200, 0),
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[(32, 8), (56, 24), (32, 56), (8, 24)],
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)
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pygame.draw.polygon(
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surf_player,
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(255, 255, 255),
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[(32, 8), (56, 24), (32, 56), (8, 24)],
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2,
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)
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pygame.draw.circle(surf_player, (0, 255, 255), (32, 28), 6)
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sprites["player"] = surf_player
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# 2. VORTEX
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surf_vortex = pygame.Surface((64, 64), pygame.SRCALPHA)
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pygame.draw.polygon(
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surf_vortex,
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(220, 50, 50),
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[(32, 4), (60, 20), (52, 52), (12, 52)],
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)
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pygame.draw.polygon(
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surf_vortex,
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(255, 255, 255),
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[(32, 4), (60, 20), (52, 52), (12, 52)],
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2,
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)
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pygame.draw.circle(surf_vortex, (255, 255, 0), (32, 28), 10)
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sprites["vortex"] = surf_vortex
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# 3. Bloque empujable
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surf_block = pygame.Surface((64, 64), pygame.SRCALPHA)
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pygame.draw.polygon(
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surf_block,
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(180, 70, 40),
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[(32, 12), (58, 26), (32, 40), (6, 26)],
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)
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pygame.draw.polygon(
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surf_block,
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(120, 40, 20),
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[(6, 26), (32, 40), (32, 58), (6, 44)],
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)
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pygame.draw.polygon(
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surf_block,
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(150, 50, 30),
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[(58, 26), (32, 40), (32, 58), (58, 44)],
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)
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sprites["block"] = surf_block
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# 4. Enemigo Alienígena (Drone)
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surf_enemy = pygame.Surface((64, 64), pygame.SRCALPHA)
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pygame.draw.polygon(
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surf_enemy,
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(50, 200, 100),
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[(32, 10), (54, 28), (32, 46), (10, 28)],
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)
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pygame.draw.polygon(
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surf_enemy,
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(255, 255, 255),
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[(32, 10), (54, 28), (32, 46), (10, 28)],
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2,
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)
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pygame.draw.circle(surf_enemy, (255, 0, 0), (32, 28), 5) # Ojo rojo
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sprites["enemy"] = surf_enemy
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# 5. Bala
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surf_bullet = pygame.Surface((32, 32), pygame.SRCALPHA)
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pygame.draw.circle(surf_bullet, (0, 255, 255), (16, 16), 5)
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pygame.draw.circle(surf_bullet, (255, 255, 255), (16, 16), 2)
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sprites["bullet"] = surf_bullet
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return sprites
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class SpriteManager:
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def __init__(self):
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self.placeholders = create_placeholder_sprites()
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self.cache = {}
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def get_sprite(self, name, filename):
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if name in self.cache:
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return self.cache[name]
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if os.path.exists(filename):
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try:
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img = pygame.image.load(filename).convert_alpha()
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self.cache[name] = img
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return img
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except Exception as e:
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print(
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f"Error al cargar {filename}, usando respaldo vectorial: {e}"
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)
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self.cache[name] = self.placeholders[name]
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return self.cache[name]
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class Entity:
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def __init__(self, gx, gy, sprite_name, filename, is_solid=True):
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self.gx = float(gx)
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self.gy = float(gy)
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self.gz = 0
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self.sprite_name = sprite_name
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self.filename = filename
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self.is_solid = is_solid
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def draw(self, surface, camera_offset_x, camera_offset_y, sprite_mgr):
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screen_x, screen_y = grid_to_iso(self.gx, self.gy, self.gz)
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sprite = sprite_mgr.get_sprite(self.sprite_name, self.filename)
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# Centrar la imagen con respecto a la casilla isométrica
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draw_x = screen_x + camera_offset_x - (sprite.get_width() // 2)
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draw_y = screen_y + camera_offset_y - (sprite.get_height() // 2)
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surface.blit(sprite, (draw_x, draw_y))
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class Bullet(Entity):
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def __init__(self, gx, gy, dir_x, dir_y):
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super().__init__(gx, gy, "bullet", "bullet.png", is_solid=False)
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self.dir_x = dir_x
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self.dir_y = dir_y
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self.speed = 0.25
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self.alive = True
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def update(self, entities):
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self.gx += self.dir_x * self.speed
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self.gy += self.dir_y * self.speed
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if not (0 <= self.gx < GRID_SIZE_X and 0 <= self.gy < GRID_SIZE_Y):
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self.alive = False
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return
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for entity in entities:
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if entity != self and entity.is_solid:
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if (
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abs(entity.gx - self.gx) < 0.5
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and abs(entity.gy - self.gy) < 0.5
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):
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self.alive = False
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if isinstance(entity, (PushBlock, Enemy)):
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entity.health -= 1
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break
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class PushBlock(Entity):
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def __init__(self, gx, gy):
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super().__init__(gx, gy, "block", "block.png", is_solid=True)
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self.health = 2
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def push(self, dx, dy, entities):
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new_gx = self.gx + dx
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new_gy = self.gy + dy
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if not (0 <= new_gx < GRID_SIZE_X and 0 <= new_gy < GRID_SIZE_Y):
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return False
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for entity in entities:
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if entity != self and entity.is_solid:
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if (
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abs(entity.gx - new_gx) < 0.5
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and abs(entity.gy - new_gy) < 0.5
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):
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return False
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self.gx = new_gx
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self.gy = new_gy
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return True
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class Enemy(Entity):
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def __init__(self, gx, gy):
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super().__init__(gx, gy, "enemy", "enemy.png", is_solid=True)
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self.speed = 0.04
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self.direction = 1
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self.health = 1
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def update(self, entities):
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# Calcular la posición objetiva horizontal
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target_gx = self.gx + (self.speed * self.direction)
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# 1. Rebotar si llega a los límites físicos de la carretera
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if target_gx <= 0.5 or target_gx >= GRID_SIZE_X - 0.5:
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self.direction *= -1
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return
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# 2. Comprobar colisión con bloques u otras entidades sólidas
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blocked = False
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for entity in entities:
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if entity != self and entity.is_solid:
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# Comprobar la distancia con el bloque en la rejilla
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if (
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abs(entity.gx - target_gx) < 0.6
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and abs(entity.gy - self.gy) < 0.6
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):
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blocked = True
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break
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if blocked:
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# Si se topa con un bloque empujable u otro obstáculo, invierte su rumbo
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self.direction *= -1
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else:
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# Si el camino está despejado, avanza
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self.gx = target_gx
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class Player(Entity):
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def __init__(self, gx, gy):
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super().__init__(gx, gy, "player", "player.png", is_solid=True)
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self.speed = 0.09
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self.facing_x = 0.0
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self.facing_y = -1.0
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self.shoot_cooldown = 0
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def update(self, keys, entities, bullets):
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dx, dy = 0, 0
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if keys[pygame.K_LEFT] or keys[pygame.K_a]:
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dx -= self.speed
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if keys[pygame.K_RIGHT] or keys[pygame.K_d]:
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dx += self.speed
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if keys[pygame.K_UP] or keys[pygame.K_w]:
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dy -= self.speed
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if keys[pygame.K_DOWN] or keys[pygame.K_s]:
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dy += self.speed
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if dx != 0 or dy != 0:
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norm = math.sqrt(dx * dx + dy * dy)
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self.facing_x = dx / norm
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self.facing_y = dy / norm
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target_gx = self.gx + dx
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target_gy = self.gy + dy
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if 0 <= target_gx < GRID_SIZE_X and 0 <= target_gy < GRID_SIZE_Y:
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blocked = False
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for entity in entities:
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if entity != self and entity.is_solid:
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if (
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abs(entity.gx - target_gx) < 0.5
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and abs(entity.gy - target_gy) < 0.5
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):
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if isinstance(entity, PushBlock):
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push_dx = (
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0.15 if dx > 0 else (-0.15 if dx < 0 else 0)
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)
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push_dy = (
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0.15 if dy > 0 else (-0.15 if dy < 0 else 0)
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)
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if not entity.push(push_dx, push_dy, entities):
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blocked = True
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else:
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blocked = True
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if not blocked:
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self.gx = target_gx
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self.gy = target_gy
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if self.shoot_cooldown > 0:
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self.shoot_cooldown -= 1
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if keys[pygame.K_SPACE] and self.shoot_cooldown == 0:
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spawn_x = self.gx + (self.facing_x * 0.7)
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spawn_y = self.gy + (self.facing_y * 0.7)
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bullets.append(
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Bullet(spawn_x, spawn_y, self.facing_x, self.facing_y)
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)
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self.shoot_cooldown = 15
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class Vortex(Entity):
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def __init__(self, gx, gy):
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super().__init__(gx, gy, "vortex", "vortex.png", is_solid=True)
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self.speed = 0.012
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def update(self, entities):
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target_gy = self.gy - self.speed
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blocked = False
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for entity in entities:
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if entity != self and entity.is_solid:
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if (
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abs(entity.gx - self.gx) < 0.6
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and abs(entity.gy - target_gy) < 0.6
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):
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blocked = True
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break
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if not blocked and target_gy >= 0:
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self.gy = target_gy
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class Game:
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def __init__(self):
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self.screen = pygame.display.set_mode((SCREEN_WIDTH, SCREEN_HEIGHT))
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pygame.display.set_caption("Highway Encounter - Full Sprites & Enemies")
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self.clock = pygame.time.Clock()
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self.font = pygame.font.SysFont("monospace", 18, bold=True)
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self.sprite_mgr = SpriteManager()
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self.lives = 4
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self.score = 0
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self.reset_level()
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def reset_level(self):
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self.vortex = Vortex(3.5, GRID_SIZE_Y - 5)
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self.player = Player(3.5, GRID_SIZE_Y - 8)
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self.entities = [self.vortex, self.player]
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self.bullets = []
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# Escuadrón de reserva (vidas)
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self.spares = []
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for i in range(self.lives - 1):
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spare = Entity(
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3.5,
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GRID_SIZE_Y - 3 + (i * 1.2),
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"player",
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"player.png",
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is_solid=False,
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)
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self.spares.append(spare)
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# Generar bloques y enemigos alternados a lo largo de la autopista
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for y in range(10, GRID_SIZE_Y - 15, 5):
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# Agregar bloques
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self.entities.append(PushBlock(y % GRID_SIZE_X, y))
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# Agregar enemigos cada 10 casillas
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if y % 10 == 0:
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self.entities.append(Enemy(3.5, y - 2))
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def handle_collisions(self):
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# Colisión con enemigos
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for entity in self.entities:
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if isinstance(entity, Enemy):
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if (
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abs(entity.gx - self.player.gx) < 0.5
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and abs(entity.gy - self.player.gy) < 0.5
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):
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self.lives -= 1
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if self.lives > 0:
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self.reset_level()
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return
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# Limpiar entidades destruidas (bloques o enemigos con salud <= 0)
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for entity in self.entities[:]:
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if hasattr(entity, "health") and entity.health <= 0:
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self.entities.remove(entity)
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self.score += 150
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def draw_hud(self):
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zone = int((GRID_SIZE_Y - self.vortex.gy) / 4)
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hud_text = f"ZONE: {zone:02d} | LIVES: {self.lives} | SCORE: {self.score:06d}"
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text_surface = self.font.render(hud_text, True, (255, 255, 255))
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pygame.draw.rect(self.screen, (0, 0, 0), (0, 0, SCREEN_WIDTH, 40))
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self.screen.blit(text_surface, (20, 10))
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def run(self):
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running = True
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while running:
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self.clock.tick(FPS)
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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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if self.lives <= 0:
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self.screen.fill((0, 0, 0))
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msg = self.font.render(
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"GAME OVER - Press R to Restart", True, (255, 50, 50)
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)
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self.screen.blit(
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msg, (SCREEN_WIDTH // 2 - 150, SCREEN_HEIGHT // 2)
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)
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pygame.display.flip()
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keys = pygame.key.get_pressed()
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if keys[pygame.K_r]:
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self.lives = 4
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self.score = 0
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self.reset_level()
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continue
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# Actualización
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keys = pygame.key.get_pressed()
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self.player.update(keys, self.entities, self.bullets)
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self.vortex.update(self.entities)
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for entity in self.entities:
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if isinstance(entity, Enemy):
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entity.update(self.entities)
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for bullet in self.bullets[:]:
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bullet.update(self.entities)
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if not bullet.alive:
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self.bullets.remove(bullet)
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self.handle_collisions()
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# Desplazamiento de cámara centrado en el jugador
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iso_x, iso_y = grid_to_iso(self.player.gx, self.player.gy)
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camera_offset_x = SCREEN_WIDTH // 2 - iso_x
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camera_offset_y = SCREEN_HEIGHT // 2 - iso_y + 100
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# Renderizado
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self.screen.fill(COLOR_BG)
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# Dibujar mosaico de la carretera
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for gy in range(0, GRID_SIZE_Y):
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for gx in range(0, GRID_SIZE_X):
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sx, sy = grid_to_iso(gx, gy)
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draw_x = sx + camera_offset_x
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draw_y = sy + camera_offset_y
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if (
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-100 < draw_x < SCREEN_WIDTH + 100
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and -100 < draw_y < SCREEN_HEIGHT + 100
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):
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pts = [
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(draw_x, draw_y),
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(
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draw_x + TILE_WIDTH // 2,
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draw_y + TILE_HEIGHT // 2,
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),
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(draw_x, draw_y + TILE_HEIGHT),
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(
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draw_x - TILE_WIDTH // 2,
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draw_y + TILE_HEIGHT // 2,
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),
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]
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pygame.draw.polygon(self.screen, COLOR_ROAD, pts)
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pygame.draw.polygon(self.screen, COLOR_GRID, pts, 1)
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# Dibujar elementos ordenados por profundidad (Y descendente)
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all_drawables = self.entities + self.bullets + self.spares
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sorted_entities = sorted(
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all_drawables, key=lambda e: e.gy, reverse=True
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)
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for entity in sorted_entities:
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entity.draw(
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self.screen, camera_offset_x, camera_offset_y, self.sprite_mgr
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)
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self.draw_hud()
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pygame.display.flip()
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pygame.quit()
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sys.exit()
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if __name__ == "__main__":
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Game().run()
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