Python超人-宇宙模拟器

sim_lab/wormhole_sim.py

@@ -16,7 +16,7 @@ from bodies import Body
 from simulators.ursina.ursina_event import UrsinaEvent
 
 ours_cosmic_bg = "bg_pan.jpg"
-worms_cosmic_bg = "cosmic3.jpg"
+worms_cosmic_bg = "bg_pan_red.jpg"
 
 
 class UniverseBody(Body):
@@ -93,32 +93,33 @@ if __name__ == '__main__':
   
     """
     # 代码案例如下：
-    SIZE_SCALE = 1e1  # 生成的太阳放大 50 倍
+    SIZE_SCALE = 1  # 生成的太阳放大 50 倍
     RUN_DIAMETER = 1.392e6
     velocity_rate = 22
 
     camera_target = CoreValagaClas(name="摄像机目标", mass=1e30, color=(111, 140, 255),
-                                   init_position=[0, 0, -AU],
+                                   # init_position=[0, 0, 0],
+                                   init_position=[0, 0, AU / 10],
                                    init_velocity=[0, 0, 0],
                                    size_scale=SIZE_SCALE * 1e1)  # .set_ignore_gravity(True)
     ours_universe = OursUniverse(
         # size_scale=SIZE_SCALE * 1e3,
-        size_scale=SIZE_SCALE ,
-                                 init_position=[0, 0, -AU],
-                                 init_velocity=[0, 0, 0],
-                                 ).set_ignore_gravity(True)
+        size_scale=SIZE_SCALE,
+        init_position=[0, 0, -AU/120],
+        init_velocity=[0, 0, 0],
+    ).set_ignore_gravity(True)
     worm_hole = WormHole(
         # init_position=[RUN_DIAMETER, RUN_DIAMETER, 0],
-                         init_position=[0, 0, AU],
-                         init_velocity=[0, 0, 0],
-                         size_scale=SIZE_SCALE)  # .set_ignore_gravity(True)
+        init_position=[0, 0, AU/120],
+        init_velocity=[0, 0, 0],
+        size_scale=SIZE_SCALE).set_ignore_gravity(True)
     bodies = [
-        # camera_target,
+        camera_target,
         ours_universe,
         worm_hole
     ]
 
-    camera_position = [0, 0, 0]
+    # camera_position = [0, 0, 0]
 
 
     def on_ready():
@@ -134,33 +135,57 @@ if __name__ == '__main__':
         # camera.scale = 1000
         # camera.parent = camera_target.planet
         # camera.rotation_x = 90
-        camera_look_at(worm_hole)
-        camera.collider="sphere"
-        worm_hole.planet.collider="sphere"
-        ours_universe.planet.init_scale = SIZE_SCALE*1000
+
+        worm_hole.planet.rotation_y = 30
+        ours_universe.planet.rotation_y = 130
+
+        camera_look_at(camera_target)
+        camera.collider = "sphere"
+        worm_hole.planet.collider = "sphere"
+        ours_universe.planet.init_scale = SIZE_SCALE * 1000
         # camera_position = camera.position
 
 
     def on_timer_changed(time_data):
         global camera_position
+        # return
         # pass
         # camera_look_at(camera_target)
         # camera.rotation_x -= 2
-        # camera_target.planet.look_at(worm_hole.planet)
+        camera_target.planet.look_at(worm_hole.planet)
         if camera.intersects(worm_hole.planet).hit:
+            # worm_hole.planet.init_scale = SIZE_SCALE * 1000
+            ours_universe.planet.init_scale = SIZE_SCALE
             if worm_hole.planet.init_scale < SIZE_SCALE*1000:
                 worm_hole.planet.init_scale *= 1.1
-            if ours_universe.planet.init_scale > SIZE_SCALE:
-                ours_universe.planet.init_scale /= 1.1
-            camera.rotation_y += 0.1
+            # if ours_universe.planet.init_scale > SIZE_SCALE:
+            #     ours_universe.planet.init_scale /= 1.1
+            if not hasattr(camera, "init_rotation_y"):
+                camera.init_rotation_y = camera.rotation_y
+                camera.rotation_y_v = 0.01
+
+            if abs(camera.init_rotation_y - camera.rotation_y) < 10:
+                camera.rotation_y_v += 0.005
+            elif abs(camera.init_rotation_y - camera.rotation_y) < 90:
+                camera.rotation_y_v += 0.01
+            elif abs(camera.init_rotation_y - camera.rotation_y) < 120:
+                camera.rotation_y_v -= 0.01
+            elif abs(camera.init_rotation_y - camera.rotation_y) < 180:
+                camera.rotation_y_v -= 0.01
+                if camera.rotation_y_v < 0.1:
+                    camera.rotation_y_v = 0.1
+            else:
+                camera.rotation_y_v = 0
+            camera.rotation_y += camera.rotation_y_v
             # camera_look_at(ours_universe)
-        else:
-        # if two_bodies_colliding(camera_target, worm_hole):
-        #     camera_target.stop_and_ignore_gravity()
-        # print(1,camera_target.planet.position)
-        # camera_target.planet.position = lerp(camera_target.planet.position, worm_hole.planet.position, 1e-2)
-        # print(2,camera_target.planet.position)
-            camera.position = lerp(camera.position, worm_hole.planet.position, 1e-2)
+        # else:
+            # if two_bodies_colliding(camera_target, worm_hole):
+            #     camera_target.stop_and_ignore_gravity()
+            # print(1,camera_target.planet.position)
+            # camera_target.planet.position = lerp(camera_target.planet.position, worm_hole.planet.position, 1e-2)
+            # print(2,camera_target.planet.position)
+            # camera.position = (camera.position[0],camera.position[1],camera.position[2]) #
+        camera.position = lerp(camera.position, camera_target.planet.position, 0.3e-2)
 
         # camera_position = [camera_position[0], camera_position[1], camera_position[2] - 0.01]
         # camera.position = camera_position
@@ -177,6 +202,8 @@ if __name__ == '__main__':
     # position = 左-右+、上+下-、前+后-
     ursina_run(bodies, SECONDS_PER_DAY / 24,
                # position=(0, AU / 1200, -1.003 * AU),
+               # position=[-AU/100, 0,  0],
+               position=[0, 0, -AU/10],
                cosmic_bg='',
                # gravity_works=False,
                timer_enabled=True,