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33eb61d220
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cb7b33eaee
2 changed files with 0 additions and 193 deletions
192
falling_sand.py
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falling_sand.py
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#!/usr/bin/python3
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import pygame
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from pygame._sdl2 import Window
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from dataclasses import dataclass
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from wobbl_tools.data_file import load_dataclass_json, save_dataclass_json
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from random import choice
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def true_false_random():
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return choice([True, False])
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@dataclass
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class Settings:
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fps: int = 60
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window_size: tuple = (1000, 600)
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class FallingSandParticle:
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def __init__(self, app, start_pos: tuple):
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self.app = app
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self.pos = start_pos
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self.color = (50, 50, 200)
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self.not_moving = 0
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x, y = start_pos
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self.app.matrix[x, y] = self.color
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def update(self):
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old_pos = self.pos
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ox, oy = old_pos
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if oy >= self.app.sand_surface.get_height() - 4:
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self.app.falling_sand_particles.remove(self)
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return
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x, y = self.pos
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if self.app.matrix[ox, oy + 1] == self.app.sand_surface.map_rgb(self.app.gray):
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y += 1
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elif (
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self.app.matrix[ox - 1, oy + 2] == self.app.sand_surface.map_rgb(self.app.gray)
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and self.app.matrix[ox + 1, oy + 2] == self.app.sand_surface.map_rgb(self.app.gray)
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):
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if true_false_random():
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x -= 1
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y += 2
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else:
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x += 1
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y += 2
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elif self.app.matrix[ox - 1, oy + 2] == self.app.sand_surface.map_rgb(self.app.gray):
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x -= 1
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y += 2
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elif self.app.matrix[ox + 1, oy + 2] == self.app.sand_surface.map_rgb(self.app.gray):
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x += 1
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y += 2
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else:
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if self.not_moving == 16:
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self.app.falling_sand_particles.remove(self)
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return
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else:
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self.not_moving += 1
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return
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self.not_moving = 0
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self.pos = (x, y)
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self.app.matrix[ox, oy] = self.app.gray
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self.app.matrix[x, y] = self.color
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class FallingSand:
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def __init__(self):
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pygame.init()
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self.screen = pygame.display.set_mode((1000, 600), pygame.RESIZABLE)
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pygame.display.set_caption("Game")
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self.window = Window.from_display_module()
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self.loading_surface = self.generate_loading_surface()
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self.screen.blit(self.loading_surface, (0, 0))
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pygame.display.update()
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self.settings = load_dataclass_json(Settings, "settings.json")
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setattr(self.settings, "save", lambda: save_dataclass_json(self.settings, "settings.json"))
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self.fps = self.settings.fps
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self.falling_sand_particles = []
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# colors
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self.gray = (20, 20, 20)
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# pygame objects
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self.clock = pygame.time.Clock()
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self.mouse = pygame.mouse
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self.sand_surface = pygame.Surface(self.screen.get_size())
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self.sand_surface.fill(self.gray)
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self.matrix = pygame.PixelArray(self.sand_surface)
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# loading finished
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self.window.size = self.settings.window_size
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self.running = True
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def generate_loading_surface(self):
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default_font = pygame.font.SysFont("ubuntu", 32, True)
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loading_text = default_font.render("Loading...", True, (240, 240, 240))
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w, h = self.screen.get_size()
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loading_surface = pygame.Surface((w, h), flags=pygame.SRCALPHA)
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loading_surface.fill((40, 40, 40))
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loading_surface.blit(loading_text, (w // 2 - loading_text.get_width() // 2, h // 2 - loading_text.get_height() // 2))
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return loading_surface
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def loop(self):
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self.screen.fill(self.gray)
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self.matrix = pygame.PixelArray(self.sand_surface)
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mouse_pressed = self.mouse.get_pressed()
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mouse_pos = self.mouse.get_pos()
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if mouse_pressed[0]:
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self.spawn_sand(mouse_pos)
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self.get_events()
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if not self.running:
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return
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for particle in self.falling_sand_particles:
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particle.update()
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self.matrix.close()
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self.screen.blit(self.sand_surface, (0, 0))
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if self.loading_surface.get_alpha() > 0:
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self.screen.blit(self.loading_surface, (0, 0))
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self.loading_surface.set_alpha(self.loading_surface.get_alpha() - 4)
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pygame.display.update()
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self.clock.tick(self.fps)
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def get_events(self):
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for event in pygame.event.get():
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if event.type == pygame.QUIT:
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self.exit()
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return
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elif event.type == pygame.VIDEORESIZE:
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self.window_update(event.size)
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def exit(self):
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self.running = False
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self.settings.save()
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print("Bye!")
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def window_update(self, size):
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self.settings.window_size = size
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def spawn_sand(self, position):
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x, y = position
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for ax in range(-4, 5):
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for ay in range(-4, 5):
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print(ax, ay)
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bx, by = position
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bx += ax
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by += ay
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if self.matrix[bx, by] == self.sand_surface.map_rgb(self.gray):
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self.falling_sand_particles.append(FallingSandParticle(self, (bx, by)))
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if __name__ == "__main__":
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sand = FallingSand()
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while sand.running:
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sand.loop()
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@ -1 +0,0 @@
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{"fps": 60, "window_size": [1000, 598]}
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