太阳系三体模拟器

simulators/ursina_simulator.py

@@ -150,8 +150,14 @@ class UrsinaSimulator(Simulator):
         self.last_time = datetime.datetime.now() - datetime.timedelta(seconds=2)
         if "light" in kwargs:
             if kwargs["light"]:
-                li = PointLight()
-        # PointLight, SpotLight, AmbientLight
+                for v in self.ursina_views:
+                    if v.body.is_fixed_star:
+                        PointLight(parent=v)
+                # PointLight(parent=camera, color=color.white, position=(0, 0, 0))
+                # AmbientLight(color=color.rgba(100, 100, 100, 0.1))
+                # DirectionalLight
+                # SpotLight
+
         if "cosmic_bg" in kwargs:
             cosmic_bg = kwargs["cosmic_bg"]
             if cosmic_bg is None:

simulators/views/ursina_view.py

@@ -207,7 +207,7 @@ class Planet(Entity):
         # texture = eval(f"{_type}_texture")
         # e = os.path.exists(texture)
         # texture = self.__set_texture(body_view.texture)
-        if hasattr(body_view,"texture"):
+        if hasattr(body_view, "texture"):
             texture = load_texture(body_view.texture)
         else:
             texture = None
@@ -288,6 +288,10 @@ class UrsinaView(BodyView):
         ring.position = self.planet.position
 
     def update(self):
+        # self.planet.clear_light()
+        if self.body.is_fixed_star:
+            # 如果是恒星（如：太阳），自身会发光，则需要关闭灯光
+            self.planet.set_light_off()
         self.planet.turn()
 
     def appear(self):