From 0bcb373008dffbd9d0632f62688eb9a97f56b587 Mon Sep 17 00:00:00 2001 From: march3 Date: Sun, 10 Dec 2023 12:09:07 +0800 Subject: [PATCH] =?UTF-8?q?Python=E8=B6=85=E4=BA=BA-=E5=AE=87=E5=AE=99?= =?UTF-8?q?=E6=A8=A1=E6=8B=9F=E5=99=A8?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- sim_scenes/featured/transformed_mars_ani.py | 31 ++++++ sim_scenes/fiction/transformed_mars_ani_3d.py | 104 +++++++++++++++--- 2 files changed, 118 insertions(+), 17 deletions(-) create mode 100644 sim_scenes/featured/transformed_mars_ani.py diff --git a/sim_scenes/featured/transformed_mars_ani.py b/sim_scenes/featured/transformed_mars_ani.py new file mode 100644 index 0000000..c24c3fe --- /dev/null +++ b/sim_scenes/featured/transformed_mars_ani.py @@ -0,0 +1,31 @@ +# -*- coding:utf-8 -*- +# title :改造后火星的效果 +# description :改造后火星的效果 +# author :Python超人 +# date :2023-12-01 +# link :https://gitcode.net/pythoncr/ +# python_version :3.9 +# ============================================================================== +import os +import sys + +from bodies import Earth +from common.consts import SECONDS_PER_HOUR +from objs import Satellite2 +from sim_scenes.fiction.transformed_mars_ani_3d import transformed_mars_ani +from sim_scenes.func import ursina_run +from simulators.ursina.entities.body_timer import TimeData +from simulators.ursina.entities.entity_utils import create_directional_light +from simulators.ursina.ursina_event import UrsinaEvent + +if __name__ == '__main__': + transformed_mars_ani( + transformed_texture="mars.jpg", + texture="mars.png", + bg_texture="bg_pan.jpg", + bg_texture_rotation=True, + camera3d=False, + append_satellite=True, + append_space_station=True, + size_scale=1.5 + ) diff --git a/sim_scenes/fiction/transformed_mars_ani_3d.py b/sim_scenes/fiction/transformed_mars_ani_3d.py index e0864a8..19d90f8 100644 --- a/sim_scenes/fiction/transformed_mars_ani_3d.py +++ b/sim_scenes/fiction/transformed_mars_ani_3d.py @@ -12,10 +12,13 @@ import sys from bodies import Earth from common.consts import SECONDS_PER_HOUR from objs import Satellite2 +from objs.sci_fi_space_station import ScifiSpaceStation from sim_scenes.func import ursina_run, create_sphere_sky from simulators.ursina.entities.body_timer import TimeData from simulators.ursina.entities.entity_utils import create_directional_light +from simulators.ursina.ursina_config import UrsinaConfig from simulators.ursina.ursina_event import UrsinaEvent +from ursina import application, camera def create_satellites(): @@ -25,14 +28,15 @@ def create_satellites(): # {"position": [0, 0, -12000], "velocity": [5.75, 0, 0]}, # {"position": [0, 8000, 0], "velocity": [7.05, 0, 0]}, # {"position": [0, -12002, 0], "velocity": [5.75, 0, 0]}, - {"position": [0, 0, 14000], "velocity": [0, 5, 0]}, + # {"position": [0, 0, 14000], "velocity": [0, 5, 0]}, + {"position": [0, 0, 35000], "velocity": [4 / 2, 3 / 2, 0]}, # {"position": [0, 0, -10000], "velocity": [0, 6.3, 0]}, ] satellites = [] for i, info in enumerate(satellite_infos): # Satellite Satellite2 satellite = Satellite2(name=f'卫星{i + 1}', mass=4.4e10, - size_scale=2e2, color=(255, 200, 0), + size_scale=1e2, color=(255, 200, 0), init_position=info["position"], init_velocity=info["velocity"]) # info["satellite"] = satellite @@ -40,8 +44,22 @@ def create_satellites(): return satellites +def create_space_station(mars_radius): + space_station = ScifiSpaceStation(name="空间站", + size_scale=0.1, + # init_position=[0.8e4, 0, -2.5e4], + # init_position=[0.1 * mars_radius, 0, -3.70e4], # (1.80 * mars.radius, 0, -38000 + init_position=[0.1 * mars_radius, 0, -4.60e4], + # init_position=[0.1 * mars_radius, 0, -6.2e4], + init_velocity=[0, 0, 0]) \ + .set_ignore_gravity(True) + + return space_station + + def transformed_mars_ani(transformed_texture=None, texture=None, camera3d=False, - bg_texture=None, append_satellite=True): + bg_texture=None, bg_texture_rotation=False, append_satellite=True, append_space_station=False, + size_scale=1): trans_texture = transformed_texture.replace(".jpg", "_trans.png") # texture = transformed_texture # texture = os.path.join("transformed", texture) @@ -54,21 +72,21 @@ def transformed_mars_ani(transformed_texture=None, texture=None, camera3d=False, rotate_angle=0, init_position=[0, 0, 0], init_velocity=[0, 0, 0], - size_scale=1) + size_scale=size_scale) transformed_mars = Earth( texture=os.path.join("transformed", transformed_texture), rotate_angle=0, init_position=[0, 0, 0], init_velocity=[0, 0, 0], - size_scale=0.9996).set_ignore_gravity(True) + size_scale=size_scale * 0.9996).set_ignore_gravity(True) trans_mars = Earth( texture=os.path.join("transformed", trans_texture), rotate_angle=0, init_position=[0, 0, 0], init_velocity=[0, 0, 0], - size_scale=0.9990).set_ignore_gravity(True) + size_scale=size_scale * 0.9990).set_ignore_gravity(True) bodies = [mars, transformed_mars, trans_mars] @@ -76,13 +94,17 @@ def transformed_mars_ani(transformed_texture=None, texture=None, camera3d=False, clouds = Earth(name="云层", texture="transparent_clouds.png", rotate_angle=0, rotation_speed=18, - size_scale=1.015, parent=mars) + size_scale=size_scale * 1.015, parent=mars) if append_satellite: satellites = create_satellites() bodies = bodies + satellites bodies.append(clouds) + if append_space_station: + space_station = create_space_station(mars.radius) + bodies.append(space_station) + if camera3d: # TODO: 开启3D摄像机 from simulators.ursina.entities.camera3d import Camera3d @@ -90,19 +112,50 @@ def transformed_mars_ani(transformed_texture=None, texture=None, camera3d=False, Camera3d.init(eye_distance=1000) def on_ready(): + if bg_texture is not None: - sky = create_sphere_sky(texture=bg_texture, scale=10000, rotation_y=180) + sky = create_sphere_sky(texture=bg_texture, scale=10000, rotation_x=10, rotation_y=180, rotation_z=-70) + + if bg_texture_rotation: + def sky_rotation(): + sky.rotation_y += 0.01 + + sky.update = sky_rotation + # 为了较好的立体效果，可以增加太阳光线，光线指向火星（target=mars） create_directional_light(position=(300, 0, -300), light_num=3, target=mars) if append_satellite: for satellite in satellites: satellite.planet.enabled = False - def on_timer_changed(time_data: TimeData): - # mars.planet.opacity = 0.01 + if append_space_station: + space_station.dt_scale = 1 + + application.time_scale = 0.01 + camera.clip_plane_near = 0.0005 + camera.clip_plane_far = 1000000 + + if append_space_station: + def update(): + from ursina import Vec3, distance + if camera.step_index == 3: + space_station.planet.rotation_z += 0.005 * space_station.dt_scale + space_station.planet.position += Vec3(0, 0, 0.00000005 * space_station.dt_scale) + d = distance(space_station.planet, mars.planet) / UrsinaConfig.SCALE_FACTOR + if d < mars.radius * 5: + space_station.planet.scale *= pow(0.999, 72 / space_station.dt_scale) + + if d < mars.radius * 1.01: + camera.step_index = 4 + + space_station.planet.update = update + + camera.step_index = 1 + + def step_01(time_data: TimeData): opacity = round((time_data.total_hours - 1) / 10, 2) clouds_opacity = round(opacity - 0.5, 2) - show_satellites = False + if opacity > 1.0: opacity = 1.0 elif opacity < 0.0: @@ -110,20 +163,35 @@ def transformed_mars_ani(transformed_texture=None, texture=None, camera3d=False, # clouds.planet.enabled = False if opacity >= 1.0: mars.planet.enabled = False # 原火星完全消失 + camera.step_index = 2 if clouds_opacity > 1.0: clouds_opacity = 1.0 - show_satellites = True + elif clouds_opacity < 0.0: clouds_opacity = 0.0 clouds.planet.alpha = clouds_opacity # 火星云层渐渐显示 mars.planet.alpha = 1 - opacity # 原火星渐渐消失 - # show_satellites = True - if show_satellites and append_satellite: + + def step_02(time_data: TimeData): + if append_satellite: for satellite in satellites: satellite.planet.enabled = True - # satellite.planet.look_at(mars.planet) + + camera.step_index = 3 + + def on_timer_changed(time_data: TimeData): + # mars.planet.opacity = 0.01 + if append_space_station: + space_station.dt_scale = time_data.dt + + if camera.step_index == 1: + step_01(time_data) + elif camera.step_index == 2: + step_02(time_data) + elif camera.step_index == 4: + exit(0) # if time_data.total_hours > 10: # trans_mars.planet.enabled = True @@ -148,7 +216,9 @@ def transformed_mars_ani(transformed_texture=None, texture=None, camera3d=False, # 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 / 10, + ursina_run(bodies, + SECONDS_PER_HOUR / 10, + # SECONDS_PER_HOUR, position=(0, 0, -38000), show_grid=False, show_camera_info=False, @@ -168,7 +238,7 @@ def transformed_mars_ani(transformed_texture=None, texture=None, camera3d=False, show_control_info=False, timer_enabled=True, # show_timer=True, - view_closely=0.001) # 近距离观看 view_closely=True或0.001 + view_closely=0.0002) # 近距离观看 view_closely=True或0.001 if __name__ == '__main__': -- GitLab