diff --git a/sim_scenes/solar_system/speed_of_light.py b/sim_scenes/solar_system/speed_of_light.py index a3eb74e87aa695fe608d3c54a02ad2ddf64dc5dd..4643c53b9763d8623f742f559c54048369e57af5 100644 --- a/sim_scenes/solar_system/speed_of_light.py +++ b/sim_scenes/solar_system/speed_of_light.py @@ -12,8 +12,9 @@ from sim_scenes.solar_system.speed_of_light_init import SpeedOfLightInit # TODO: 三种不同的摄像机视角 camera_follow_light = None # 摄像机固定，不会跟随光 -camera_follow_light = 'ForwardView' # 摄像机跟随光，方向是向前看 -camera_follow_light = 'SideView' # 摄像机跟随光，方向是侧面看 +# camera_follow_light = 'ForwardView' # 摄像机跟随光，方向是向前看 +# camera_follow_light = 'SideView' # 摄像机跟随光，方向是侧面看 +# camera_follow_light = 'SideViewActualSize' # 摄像机跟随光，方向是侧面看，天体是实际大小 # 实例化一个初始化对象（订阅事件，记录到达每个行星所需要的时间） init = SpeedOfLightInit(camera_follow_light) @@ -29,8 +30,8 @@ light_body = create_light_body(init.light_size_scale, init.light_init_position, bodies.append(light_body) # 运行前指定bodies、light_body并订阅事件 -init.bodies = bodies init.light_body = light_body +init.bodies = bodies init.event_subscription() # 使用 ursina 查看的运行效果 @@ -40,5 +41,5 @@ ursina_run(bodies, 60, position=init.camera_position, show_trail=init.show_trail, show_timer=True, - # view_closely=True, + view_closely=init.view_closely, bg_music="sounds/interstellar.mp3") diff --git a/sim_scenes/solar_system/speed_of_light_init.py b/sim_scenes/solar_system/speed_of_light_init.py index a1dde0ee78afe51425d33970a1d5c0183b9a8bf3..0998e3c4dddc8d3c431a49c9b2cac55f7c98100c 100644 --- a/sim_scenes/solar_system/speed_of_light_init.py +++ b/sim_scenes/solar_system/speed_of_light_init.py @@ -7,9 +7,10 @@ # python_version :3.8 # ============================================================================== from bodies import Sun, Asteroids, Body -from common.consts import AU +from common.consts import AU, LIGHT_SPEED, SECONDS_PER_MINUTE, SECONDS_PER_HOUR from sim_scenes.func import create_text_panel from simulators.ursina.entities.body_timer import TimeData +from simulators.ursina.ursina_config import UrsinaConfig from simulators.ursina.ursina_event import UrsinaEvent from ursina import camera import datetime @@ -33,8 +34,8 @@ class SpeedOfLightInit: self.__camera_follow_light = camera_follow_light self.__light_body = None self.__bodies = None - - if self.__camera_follow_light == "SideView": + self.view_closely = False + if self.__camera_follow_light in ["SideView", "SideViewActualSize"]: # 摄像机位置 = 前-后+、上+下-、左-右+、 self.camera_position = (AU, 0, 0) self.show_trail = True @@ -68,6 +69,14 @@ class SpeedOfLightInit: @bodies.setter def bodies(self, value): self.__bodies = value + if self.__camera_follow_light == "SideViewActualSize": + # TODO: 将天体的大小不进行缩放 + for body in self.__bodies: + if body is self.light_body: + continue + body.size_scale = 1 + self.camera_position = [-self.light_init_position[0] / 1.35, 0, 0] + self.view_closely = True def on_reset(self): """ @@ -122,7 +131,7 @@ class SpeedOfLightInit: self.text_panel = create_text_panel() self.text_panel.text = self.arrived_info.replace("${distance}", "0 AU") - if self.__camera_follow_light == "SideView": + if self.__camera_follow_light in ["SideView", "SideViewActualSize"]: camera.parent = self.light_body.planet camera.rotation_y = -85 elif self.__camera_follow_light == "ForwardView": @@ -131,12 +140,58 @@ class SpeedOfLightInit: self.light_body.planet.input = self.light_body_input camera.rotation_y = -15 + def auto_run_speed(self): + # if self.__camera_follow_light != "SideViewActualSize": + # return + + run_speed_maps = [ + {"au": 0.008, "secs": 1}, + {"au": 0.36, "secs": SECONDS_PER_MINUTE * 2}, + {"au": 0.37, "secs": SECONDS_PER_MINUTE}, + {"au": 0.385, "secs": 1}, # [00:03:12] 到达 [水星] 0.38 AU + {"au": 0.715, "secs": SECONDS_PER_MINUTE}, + {"au": 0.725, "secs": 1}, # [00:06:00] 到达 [金星] 0.72 AU + {"au": 0.99, "secs": SECONDS_PER_MINUTE}, + {"au": 1.005, "secs": 1}, # [00:08:19] 到达 [地球] 1.0 AU + {"au": 1.50, "secs": SECONDS_PER_MINUTE * 2}, + {"au": 1.51, "secs": SECONDS_PER_MINUTE}, + {"au": 1.525, "secs": 1}, # [00:12:39] 到达 [火星] 1.52 AU + {"au": 5.17, "secs": SECONDS_PER_MINUTE * 5}, + {"au": 5.18, "secs": SECONDS_PER_MINUTE}, + {"au": 5.195, "secs": 1}, # [00:43:11] 到达 [木星] 5.19 AU + {"au": 9.475, "secs": SECONDS_PER_MINUTE * 5}, + {"au": 9.485, "secs": SECONDS_PER_MINUTE}, + {"au": 9.505, "secs": 1}, # [01:19:03] 到达 [土星] 9.5 AU + {"au": 19.17, "secs": SECONDS_PER_HOUR}, + {"au": 19.18, "secs": SECONDS_PER_MINUTE}, + {"au": 19.205, "secs": 1}, # [02:39:41] 到达 [天王星] 19.2 AU + {"au": 30.675, "secs": SECONDS_PER_HOUR}, + {"au": 30.685, "secs": SECONDS_PER_MINUTE}, + {"au": 30.705, "secs": 1}, # [04:15:18] 到达 [海王星] 30.7 AU + {"au": 39.53, "secs": SECONDS_PER_HOUR * 1.2}, + {"au": 39.54, "secs": SECONDS_PER_MINUTE}, + {"au": 1000, "secs": 1} # [05:28:54] 到达 [冥王星] 39.55 AU + ] + light_distance = self.light_body.position[2] + for i, m in enumerate(run_speed_maps): + if i == 0: + au_min = 0 + else: + au_min = run_speed_maps[i - 1]["au"] + + au_max = m["au"] + + if au_max * AU > light_distance >= au_min * AU: + UrsinaConfig.seconds_per = m["secs"] + def on_timer_changed(self, time_data: TimeData): """ 计时器触发 @param time_data: 计时器时间数据 @return: """ + self.auto_run_speed() + for body in self.bodies: if body is self.light_body or isinstance(body, Sun) \ or body in self.arrived_bodies or isinstance(body, Asteroids): @@ -149,7 +204,7 @@ class SpeedOfLightInit: self.arrived_info += f"[{time_data.time_text}]\t到达\t[{body.name}]\n\n" distance = round(self.light_body.position[2] / AU, 2) self.text_panel.text = self.arrived_info.replace("${distance}", f"{distance} AU") - print(f"[{time_data.time_text}] 到达 [{body.name}]") + print(f"[{time_data.time_text}] 到达 [{body.name}] {round(self.light_body.position[2] / AU, 4)} AU") return if not hasattr(self, "last_time"):