Python超人-宇宙模拟器

sim_scenes/solar_system/speed_of_light_init.py

@@ -9,8 +9,10 @@
 from bodies import Sun, Asteroids, Body
 from common.consts import AU
 from sim_scenes.func import create_text_panel
+from simulators.ursina.entities.body_timer import TimeData
 from simulators.ursina.ursina_event import UrsinaEvent
 from ursina import camera
+import datetime
 
 
 class SpeedOfLightInit:
@@ -73,9 +75,9 @@ class SpeedOfLightInit:
         @return:
         """
         self.arrived_bodies.clear()  # 重置存放记录光体已到达天体列表
-        self.arrived_info = "[00:00:00]\t从 [太阳] 出发\n\n"
+        self.arrived_info = "距离[太阳]：${distance}\n\n"
         if self.text_panel is not None:
-            self.text_panel.text = self.arrived_info
+            self.text_panel.text = self.arrived_info.replace("${distance}", "0 AU")
 
     def event_subscription(self):
         """
@@ -118,7 +120,7 @@ class SpeedOfLightInit:
         @return:
         """
         self.text_panel = create_text_panel()
-        self.text_panel.text = self.arrived_info
+        self.text_panel.text = self.arrived_info.replace("${distance}", "0 AU")
 
         if self.__camera_follow_light == "SideView":
             camera.parent = self.light_body.planet
@@ -129,14 +131,12 @@ class SpeedOfLightInit:
             self.light_body.planet.input = self.light_body_input
             camera.rotation_y = -15
 
-    def on_timer_changed(self, time_text, time_data):
+    def on_timer_changed(self, time_data: TimeData):
         """
         计时器触发
-        @param time_text: 计时器时间文本
         @param time_data: 计时器时间数据
         @return:
         """
-        years, days, hours, minutes, seconds = time_data
         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):
@@ -146,6 +146,16 @@ class SpeedOfLightInit:
             if self.light_body.position[2] >= body.position[2]:
                 self.arrived_bodies.append(body)
                 if self.text_panel is not None:
-                    self.arrived_info += f"[{time_text}]\t到达\t[{body.name}]\n\n"
-                    self.text_panel.text = self.arrived_info
-                    print(f"[{time_text}] 到达 [{body.name}]")
+                    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("${distance}", f"{distance} AU")
+                    print(f"[{time_data.time_text}] 到达 [{body.name}]")
+                    return
+
+        if not hasattr(self, "last_time"):
+            self.last_time = datetime.datetime.now()
+        else:
+            if datetime.datetime.now() - datetime.timedelta(milliseconds=1000) > self.last_time:
+                distance = round(self.light_body.position[2] / AU, 2)
+                self.text_panel.text = self.arrived_info.replace("${distance}", f"{distance} AU")
+                self.last_time = datetime.datetime.now()

simulators/ursina/entities/body_timer.py

@@ -16,6 +16,32 @@ import math
 from simulators.ursina.ursina_event import UrsinaEvent
 
 
+class TimeData:
+    def __init__(self, seconds):
+        self.total_seconds = seconds
+        # 获取到 seconds 后，通过下面的计算得到时分秒、年、天
+        hours, remainder = divmod(seconds, 3600)
+        minutes, seconds = divmod(remainder, 60)
+        days, hours = divmod(hours, 24)
+        years = days // 365
+        days = days % 365
+
+        self.years = int(years)
+        self.days = int(days)
+        self.hours = int(hours)
+        self.minutes = int(minutes)
+        self.seconds = int(seconds)
+
+        if days > 1:
+            s_days = str(days).rjust(3, " ")
+            if days >= 20 or years >= 1:
+                self.time_text = f'{self.years}年{s_days}天'
+            else:
+                self.time_text = f'{self.days}天 {self.hours:02d}:{self.minutes:02d}:{self.seconds:02d}'
+        else:
+            self.time_text = f'{self.hours:02d}:{self.minutes:02d}:{self.seconds:02d}'
+
+
 class BodyTimer(Singleton):
     """
     天体计时器，原理就是:
@@ -51,23 +77,23 @@ class BodyTimer(Singleton):
 
         # 距离(km) / 速度(km/s) = 时间(s)
         seconds = round(self.position_sum / self.velocity_inc)
-        # 获取到 seconds 后，通过下面的计算得到时分秒、年、天
-        hours, remainder = divmod(seconds, 3600)
-        minutes, seconds = divmod(remainder, 60)
-        days, hours = divmod(hours, 24)
-        years = days // 365
-        days = days % 365
-        if days > 1:
-            s_days = str(days).rjust(3, " ")
-            if days >= 20 or years >= 1:
-                time_text = f'{int(years)}年{s_days}天'
-            else:
-                time_text = f'{int(days)}天 {int(hours):02d}:{int(minutes):02d}:{int(seconds):02d}'
-        else:
-            time_text = f'{int(hours):02d}:{int(minutes):02d}:{int(seconds):02d}'
+        # # 获取到 seconds 后，通过下面的计算得到时分秒、年、天
+        # hours, remainder = divmod(seconds, 3600)
+        # minutes, seconds = divmod(remainder, 60)
+        # days, hours = divmod(hours, 24)
+        # years = days // 365
+        # days = days % 365
+        # if days > 1:
+        #     s_days = str(days).rjust(3, " ")
+        #     if days >= 20 or years >= 1:
+        #         time_text = f'{int(years)}年{s_days}天'
+        #     else:
+        #         time_text = f'{int(days)}天 {int(hours):02d}:{int(minutes):02d}:{int(seconds):02d}'
+        # else:
+        #     time_text = f'{int(hours):02d}:{int(minutes):02d}:{int(seconds):02d}'
 
         # print(self.text)
-        UrsinaEvent.on_timer_changed(time_text, (years, days, hours, minutes, seconds))
+        UrsinaEvent.on_timer_changed(TimeData(seconds))
 
     def ignore_gravity(self, body):
         return True

simulators/ursina/entities/timer.py

@@ -9,6 +9,7 @@
 from ursina import Text, Ursina, application
 import datetime
 
+from simulators.ursina.entities.body_timer import TimeData
 from simulators.ursina.ursina_config import UrsinaConfig
 from simulators.ursina.ursina_event import UrsinaEvent
 
@@ -22,8 +23,8 @@ class Timer(Text):
                          font=UrsinaConfig.CN_FONT, background=True)
         UrsinaEvent.on_timer_changed_subscription(self.on_timer_changed)
 
-    def on_timer_changed(self, time_text, time_data):
-        self.text = time_text
+    def on_timer_changed(self, time_data: TimeData):
+        self.text = time_data.time_text
 
     def update(self):
         self.text = "00:00:00"

simulators/ursina/ursina_event.py

@@ -52,9 +52,9 @@ class UrsinaEvent:
         UrsinaEvent.on_timer_changed_callback.append(fun)
 
     @staticmethod
-    def on_timer_changed(time_text, time_data):
+    def on_timer_changed(time_data):
         for f in UrsinaEvent.on_timer_changed_callback:
-            f(time_text, time_data)
+            f(time_data)
 
     @staticmethod
     def on_evolving_subscription(fun):