Python超人-宇宙模拟器

sim_lab/Basketball_3d.py

+# -*- coding:utf-8 -*-
+# title           :地球3D效果
+# description     :地球3D效果
+# author          :Python超人
+# date            :2023-11-28
+# link            :https://gitcode.net/pythoncr/
+# python_version  :3.8
+# ==============================================================================
+from bodies import Earth, Moon, Jupiter
+from common.consts import SECONDS_PER_HOUR, AU
+from objs import CoreValagaClas
+from objs.sci_fi_space_station import ScifiSpaceStation
+from sim_scenes.func import ursina_run, create_sphere_sky
+from sim_scenes.universe_sim_scenes import UniverseSimScenes
+from simulators.ursina.entities.entity_utils import create_directional_light
+from simulators.ursina.ursina_event import UrsinaEvent
+
+if __name__ == '__main__':
+    """
+    地球3D效果（透视3D地球）
+    """
+
+    # 创建带有云层的地球
+    earth = Earth(
+        # texture="earth_hd.jpg",
+        # texture="earth_hd_trans.png",
+        # texture="earth-huge.jpg",
+        texture="balls/Basketball.jpg",
+        rotate_angle=-23.44,
+        init_position=[0, 0, 0],
+        init_velocity=[0, 0, 0],
+        size_scale=1)
+
+    bodies = [earth]
+    # bodies = [earth]
+
+    # TODO: 开启3D摄像机
+    from simulators.ursina.entities.camera3d import Camera3d
+
+    # 3D摄像机初始化(两眼到鼻梁的距离为1000公里效果)
+    Camera3d.init(eye_distance=3000)
+
+    # 录制：
+    # sim_video_3d_cap.bat featured earth_3d earth_3d.mp4
+    sky = None
+
+
+    def on_ready():
+        global sky
+        from ursina import application
+        application.time_scale = 0.0001
+        # 运行前触发
+        sky = create_sphere_sky(texture="bg_black.png", scale=10000, rotation_y=150)
+        # sky = create_sphere_sky(texture="cosmic_pan_02\cosmic_pan_1.jpg", scale=10000, rotation_y=150)
+        # 为了较好的立体效果，可以增加太阳光线，光线指向木星（target=jupiter）
+        create_directional_light(position=(10.5e3, -1e3, -175e3), light_num=3, target=earth)
+        earth.planet.rotation_x = -30
+
+    def on_timer_changed(time_data):
+        global sky
+
+        print(earth.planet.rotation_y)
+
+        # sky.rotation_z += 0.004
+        earth.planet.rotation_y -= 0.04
+
+        if abs(earth.planet.rotation_y) > 218:
+            exit(0)
+
+        print("earth.rotation_y", abs(earth.planet.rotation_y))
+
+    UniverseSimScenes.set_window_size((1920, 1079), False)
+
+    UrsinaEvent.on_ready_subscription(on_ready)
+    UrsinaEvent.on_timer_changed_subscription(on_timer_changed)
+
+    # 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(bodies,
+               SECONDS_PER_HOUR / 20,
+               # SECONDS_PER_HOUR,
+               position=(2 * earth.radius, 0, -45000),
+               cosmic_bg="",  # 无背景（黑色）
+               show_grid=False,  # 不显示网格
+               show_camera_info=False,  # 不显示摄像机信息
+               show_control_info=False,  # 不显示控制提示信息
+               show_exit_button=False,
+               timer_enabled=True,
+               view_closely=0.001)  # 近距离观看 view_closely=True或0.001