# -*- coding:utf-8 -*- # title :天体大小比较 # description :天体大小比较 # author :Python超人 # date :2024-01-24 # link :https://gitcode.net/pythoncr/ # python_version :3.9 # ============================================================================== import threading from bodies import Sun, Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto, Moon, Callisto, Europa, \ Ganymede, Sirius from bodies import Rigel, Bellatrix, Alcyone, Antares, Arcturus, Aldebaran, Betelgeuse from bodies import EtaCarinae, YCanumVenaticorum, VYCanisMajoris, UYScuti, CarinaeV382, Stephenson_2_18 from bodies.jupiter_system import Io from common.consts import SECONDS_PER_HOUR, SECONDS_PER_DAY, AU from sim_scenes.func import ursina_run, create_sphere_sky from sim_scenes.universe_sim_scenes import UniverseSimScenes from simulators.ursina.entities.body_timer import TimeData, AppTimeUtil from simulators.ursina.entities.entity_utils import create_directional_light from simulators.ursina.ursina_event import UrsinaEvent from simulators.ursina.ursina_config import UrsinaConfig import ursina from ursina import camera, time, Vec3, application class BodiesSizeSim(UniverseSimScenes): def __init__(self): self.D = AU / 30000 # earth1 = Earth("地球1", init_position=[0, 0, 0], rotate_angle=-23.44) self.bodies = [ Pluto(name="冥王星", init_position=[-4*self.D, 0, 0]), Moon("月球", init_position=[-3*self.D, 0, 0]), Io(name="木卫一", init_position=[-2*self.D, 0, 0]), Europa(name="木卫二", init_position=[-self.D, 0, 0]), Ganymede(name="木卫三", init_position=[0, 0, 0]), Callisto(name="木卫四", init_position=[self.D, 0, 0]), Mercury(name="水星", init_position=[2*self.D, 0, 0]), Mars(name="火星", init_position=[-4*self.D, self.D, self.D]), Venus(name="金星", init_position=[-self.D, self.D, self.D]), Earth("地球", texture="earth2.jpg", rotate_angle=0, init_position=[3 * self.D, self.D, self.D]), Uranus(name="天王星", init_position=[-6*self.D, 5*self.D, 5*self.D]), Neptune(name="海王星", init_position=[6*self.D, 5*self.D, 5*self.D]), Saturn(name="土星", init_position=[-20*self.D, 11*self.D, 30*self.D]), # .show_rings(False), Jupiter(name="木星", texture='jupiter_hd.jpg', init_position=[25*self.D, 14*self.D, 25*self.D]), Sun(name="太阳", init_position=[70*self.D, 70*self.D, 250*self.D]), Sirius(name="天狼星A", init_position=[-90*self.D, 120*self.D, 450*self.D]), Alcyone(name="昴宿六", init_position=[-900*self.D, 1200*self.D, 1200*self.D]), # 质量倍数 6 半径倍数 9.5 Arcturus(name="大角星", init_position=[2000*self.D, 3000*self.D, 4000*self.D]), # 质量倍数 1.1 半径倍数 25.7 Aldebaran(name="毕宿五", init_position=[-5000*self.D, 4000*self.D, 9000*self.D]), # 质量倍数 1.16 半径倍数 44.13 Rigel(name="参宿七", init_position=[9000*self.D, 8000*self.D, 13000*self.D]), # 质量倍数 18 半径倍数 78 # # YCanumVenaticorum(name="猎犬座Y", init_position=[-90*self.D, 120*self.D, 450*self.D]), # 质量倍数 3.0 半径倍数 215 EtaCarinae(name="海山二", init_position=[-15000*self.D, 28000*self.D, 45000*self.D]), # 质量倍数 125 半径倍数 278 # # Antares(name="心宿二", init_position=[-90*self.D, 120*self.D, 450*self.D]), # 质量倍数 15 半径倍数 680 CarinaeV382(name="船底座V382", init_position=[35000*self.D, 70000*self.D, 150000*self.D]), # 质量倍数 39 半径倍数 747 # # Betelgeuse(name="参宿四", init_position=[-90*self.D, 120*self.D, 450*self.D]), # 质量倍数 19 半径倍数 1180 VYCanisMajoris(name="大犬座VY", init_position=[-85000*self.D, 140000*self.D, 360000*self.D]), # 质量倍数 30 半径倍数 1400 # # UYScuti(name="盾牌座 UY", init_position=[-85000*self.D, 140000*self.D, 360000*self.D]), # 盾牌座 UY 质量倍数 10 半径倍数 1708 Stephenson_2_18(name="史蒂文森2-18", init_position=[95000*self.D, 200000*self.D, 800000*self.D]) # 史蒂文森2-18 质量倍数 40.0 半径倍数 2150 ] for body in self.bodies: # if body.rotation_speed == 0: body.rotation_speed = 10 body.init_velocity = [0, 0, 0] body.ignore_mass = True def on_ready(self): # 运行前触发 # 为了较好的立体效果，可以增加太阳光线，光线直射地球（target=earth） create_directional_light(position=([-1e2, -1e2, -5e4]), light_num=3, target= self.bodies[0]) camera.clip_plane_near = 0.001 camera.clip_plane_far = 50000000 camera.fov = 60 application.time_scale = 0.001 sky = create_sphere_sky(scale=100000) # sky.alpha = 0.5 # sky.rotation_y = -90 sky.rotation_x = 200 # sky.rotation_z = 200 # for idx, body in enumerate(self.bodies): # if idx <= len(body_rotation_y) - 1: # body.planet.rotation_y = body_rotation_y[idx] # interval = 5 def on_timer_changed(self, time_data: TimeData): pass def run(self): # 运行中，每时每刻都会触发 on_timer_changed UrsinaEvent.on_timer_changed_subscription(self.on_timer_changed) # 运行前会触发 on_ready UrsinaEvent.on_ready_subscription(self.on_ready) # 使用 ursina 查看的运行效果 # 常用快捷键： P：运行和暂停 O：重新开始 I：显示天体轨迹 # position = 左-右+、上+下-、前+后- ursina_run(self.bodies, SECONDS_PER_HOUR / 2, position=[0, 0, -5e4], # position=[0, 2e4, -15e4], # 海王星 # position=[0, 2e4, -35e4], # 木星 # position=[0, 35e4, -150e4], # 太阳 # position=[0, 50e4, -250e4], # 天狼星 # position=[0, 500e4, -2400e4], # 昴宿六 # position=[0, 1500e4, -5500e4], # 大角星 # position=[0, 2500e4, -10000e4], # 毕宿五 # position=[0, 5000e4, -20000e4], # 参宿七 # position=[0, 15000e4, -55000e4], # 海山二 # position=[0, 38000e4, -150000e4], # 船底座V382 # position=[0, 80000e4, -300000e4], # 盾牌座 UY # position=[0, 70000e4, -280000e4], # 史蒂文森2-18 cosmic_bg='', # show_name=True, show_control_info=False, show_exit_button=False, show_camera_info=False, show_grid=False, # view_closely=True, timer_enabled=True) if __name__ == '__main__': BodiesSizeSim().run()