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宇宙模拟器
宇宙模拟器

Python_超人 / 宇宙模拟器

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宇宙模拟器
宇宙模拟器
提交 a1947921 编写于 作者: 三月三net's avatar 三月三net
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Python超人-宇宙模拟器

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common/celestial_data_service.py
浏览文件 @ a1947921
......@@ -14,6 +14,7 @@ from astropy.coordinates import get_body_barycentric_posvel
from astropy.time import Time
from bodies import Body, Sun, Asteroids, Moon, Earth
from common.consts import G, AU, SECONDS_PER_DAY
from simulators.ursina.ursina_config import UrsinaConfig
def calc_solar_acceleration(body_or_pos, big_body):
......@@ -362,6 +363,24 @@ def init_bodies_pos_vels(bodies):
body.init_velocity = pos_vels['vel']
def get_reality_orbit_points(body_name, start_time=None, days=365, segments=100, scale_factor=1):
if start_time is None:
start_time = Time.now()
if days < segments:
s = 1
else:
s = int(round(days / segments))
points = []
for d in range(0, days, s):
dt = d + start_time
pos, vel = get_body_barycentric_posvel(body_name, dt)
x, y, z = pos.x.value * AU * scale_factor, pos.z.value * AU * scale_factor, pos.y.value * AU * scale_factor
points.append((x, y, z))
return points
def init_bodies_reality_pos_vels(bodies, dt=None):
from astropy.coordinates import solar_system_ephemeris as sse
if dt is None:
......@@ -398,6 +417,7 @@ def init_bodies_reality_pos_vels(bodies, dt=None):
body.init_position = pos
body.init_velocity = vel
if __name__ == '__main__':
from astropy.time import Time # 时间
......@@ -421,5 +441,5 @@ if __name__ == '__main__':
# # show_bodies_posvels(dt)
# bs = gen_real_pos_vel_bodies('sun,Mercury,Venus,Earth,Mars,Jupiter,Saturn,Uranus,Neptune',dt)
# print(bs)
print(get_init_pos_vels()['sun'])
print(get_reality_orbit_points('earth'))
# print(get_init_pos_vels()['sun'])
sim_scenes/solar_system/halley_comet_sim_02.py
浏览文件 @ a1947921
......@@ -11,7 +11,7 @@ import math
from ursina import camera, application
from bodies import Sun, Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto
from common.celestial_data_service import get_init_pos_vels, init_bodies_reality_pos_vels
from common.celestial_data_service import get_init_pos_vels, init_bodies_reality_pos_vels, get_reality_orbit_points
from common.color_utils import trail_color_brightest
from common.consts import SECONDS_PER_YEAR, AU
from common.func import calculate_distance
......@@ -21,7 +21,7 @@ from sim_scenes.func import ursina_run, create_sphere_sky
from simulators.ursina.entities.world_grid import WorldGrid
from simulators.ursina.ursina_config import UrsinaConfig
from simulators.ursina.ursina_event import UrsinaEvent
from simulators.ursina.ursina_mesh import create_orbit_line
from simulators.ursina.ursina_mesh import create_orbit_line, create_orbit_by_points
class HalleyCometSim:
......@@ -34,7 +34,7 @@ class HalleyCometSim:
def build_solar_system(self):
# region 构建太阳系
show_trail = True
show_trail = False
self.sun = Sun(size_scale=0.8e2, show_trail=show_trail)
self.mercury = Mercury(size_scale=5e3, show_trail=show_trail)
self.venus = Venus(size_scale=5e3, show_trail=show_trail)
......@@ -57,11 +57,20 @@ class HalleyCometSim:
self.neptune, # 海王星
# self.pluto, # 冥王星
]
self.bodies = [
self.sun, # 太阳
self.mars, # 火星
self.neptune, # 海王星
]
self.mercury.orbital_days = 87.9691
self.venus.orbital_days = 224.701
self.earth.orbital_days = 365.24219
self.mars.orbital_days = 686.971
self.jupiter.orbital_days = 11.862 * 365.24219
self.saturn.orbital_days = 29.4571 * 365.24219
self.uranus.orbital_days = 84.0205 * 365.24219
self.neptune.orbital_days = 164.8 * 365.24219
# self.bodies = [
# self.sun, # 太阳
# self.mars, # 火星
# self.neptune, # 海王星
# ]
# endregion
trail_color_brightest(self.bodies)
init_bodies_reality_pos_vels(self.bodies)
......@@ -88,40 +97,48 @@ class HalleyCometSim:
def build(self):
self.build_solar_system()
# self.build_halley_comet()
self.build_halley_comet()
def calculate_rotation_angles(self, point1, point2):
def calculate_angles(self, point1, point2):
dx = point2.x - point1.x
dy = point2.y - point1.y
dz = point2.z - point1.z
roll = math.atan2(dy, dz)
pitch = math.atan2(dx, math.sqrt(dy ** 2 + dz ** 2))
yaw = math.atan2(math.sin(roll), math.cos(roll))
roll = math.degrees(math.atan2(dy, dz))
pitch = math.degrees(math.atan2(dx, math.sqrt(dy ** 2 + dz ** 2)))
yaw = math.degrees(math.atan2(math.sin(roll), math.cos(roll)))
return roll, pitch, yaw
def calculate_angles(self, point1, point2):
import numpy as np
# 计算向量AB
AB = point1 - point2
# 计算向量AB与x轴、y轴和z轴之间的夹角
angle_x = np.arctan2(AB.y, AB.x) * 180 / np.pi
angle_y = np.arctan2(AB.z, np.sqrt(AB.x ** 2 + AB.y ** 2)) * 180 / np.pi
angle_z = np.arctan2(np.sqrt(AB.x ** 2 + AB.y ** 2), AB.z) * 180 / np.pi
return angle_x, angle_y, angle_z
def calculate_angles(self, point1, point2):
#
# def calculate_angles(self, point1, point2):
# import numpy as np
# # 计算向量AB
# AB = point1 - point2
#
# # 计算向量AB与x轴、y轴和z轴之间的夹角
# angle_x = np.arctan2(AB.y, AB.x) * 180 / np.pi
# angle_y = np.arctan2(AB.z, np.sqrt(AB.x ** 2 + AB.y ** 2)) * 180 / np.pi
# angle_z = np.arctan2(np.sqrt(AB.x ** 2 + AB.y ** 2), AB.z) * 180 / np.pi
#
# return angle_x, angle_y, angle_z
# 计算向量AB
AB = point2 - point1
# 计算向量AB与x轴、y轴和z轴之间的夹角
angle_x = math.degrees(math.atan2(AB.z, AB.y))
angle_y = math.degrees(math.atan2(AB.z, AB.x))
angle_z = math.degrees(math.atan2(AB.y, AB.x))
return angle_x, angle_y, angle_z
# def calculate_angles(self, point1, point2):
#
# # 计算向量AB
# AB = point2 - point1
# # 计算向量AB与x轴、y轴和z轴之间的夹角
# angle_x = -math.degrees(-math.atan2(AB.z, AB.y))
# angle_y = -math.degrees(-math.atan2(AB.z, AB.x))
# angle_z = math.degrees(math.atan2(AB.y, AB.x))
# return angle_x, angle_y, angle_z
def create_orbit_line(self, center_body, body):
orbital_days = int(math.ceil(body.orbital_days * 1.02))
points = get_reality_orbit_points(type(body).__name__.lower(), days=orbital_days, segments=100)
# print(points)
orbit_line = create_orbit_by_points(center_body.position, points, line_color=body.trail_color)
return orbit_line
def on_ready(self):
"""
......@@ -132,16 +149,16 @@ class HalleyCometSim:
from ursina import scene
UrsinaConfig.trail_type = "line"
UrsinaConfig.trail_length = 91
UrsinaConfig.trail_length = 1000
# UrsinaConfig.trail_length = 1000
UrsinaConfig.trail_thickness_factor = 3
# camera.clip_plane_near = 0.1
camera.clip_plane_far = 1000000
create_sphere_sky(scale=200000)
WorldGrid().draw_axises(10)
# WorldGrid().draw_axises(10)
application.time_scale = 5
self.orbit_lines = []
# self.orbit_lines = []
for body in self.bodies[1:]:
if isinstance(body, HalleComet):
continue
......@@ -160,28 +177,42 @@ body.position - sun.position
"""
orbit_line = create_orbit_line(self.sun, body)
angle_x, angle_y, angle_z = self.calculate_angles(self.sun.planet.position,body.planet.position)
# # 获取body相对于self.sun的位置向量
# relative_position = body.planet.position - self.sun.planet.position
#
# rotation_x = -math.degrees(
# math.atan2(relative_position.y, math.sqrt(relative_position.x ** 2 + relative_position.z ** 2)))
# rotation_y = math.degrees(math.atan2(relative_position.x, relative_position.z))
# # 计算旋转角度
# orbit_line.rotation_x = rotation_x + 90
# orbit_line.rotation_z = 0
# orbit_line.rotation_y = rotation_y + 120
orbit_line = self.create_orbit_line(self.sun, body)
# # orbit_line.enabled = False
# angle_x, angle_y, angle_z = self.calculate_angles(self.sun.planet.position, body.planet.position)
# # # 获取body相对于self.sun的位置向量
# # relative_position = body.planet.position - self.sun.planet.position
# #
# angle = math.atan2(relative_position.y, relative_position.x)
orbit_line.rotation_x = angle_x
orbit_line.rotation_y = angle_y # - 50
orbit_line.rotation_z = -angle_z
# # rotation_x = -math.degrees(
# # math.atan2(relative_position.y, math.sqrt(relative_position.x ** 2 + relative_position.z ** 2)))
# # rotation_y = math.degrees(math.atan2(relative_position.x, relative_position.z))
# # # 计算旋转角度
# # orbit_line.rotation_x = rotation_x + 90
# # orbit_line.rotation_z = 0
# # orbit_line.rotation_y = rotation_y + 120
# # #
# # angle = math.atan2(relative_position.y, relative_position.x)
# #
# # orbit_line.rotation_x = angle_x - 110 # angle_x+90 # angle_x # angle_x
# # orbit_line.rotation_y = angle_y # angle_y+90 # angle_y # - 50
# # orbit_line.rotation_z = angle_z - 90 # angle_z# angle_z # angle_z
#
# # print(body.name,angle_x,angle_y,angle_z)
# # print(body.name, orbit_line.rotation_x, orbit_line.rotation_y, orbit_line.rotation_z)
# # orbit_line.look_at(body.planet)
# # print(body.name, orbit_line.rotation_x, orbit_line.rotation_y, orbit_line.rotation_z)
# # 火星 -90.0 -90.0 0.0
# # 火星 -0.0 -0.0 0.0
# # 火星 113.2222958819701 137.6691000401162 -158.65250912389882
# # 火星 16.115840911865234 -132.33090209960938 104.18995666503906
#
# # 海王星 -90.0 -90.0 0.0
# # 海王星 -0.0 -0.0 0.0
# # 海王星 131.3906379192235 3.0188762268681826 -2.6611704409164667
# # 海王星 2.6574795246124268 93.01887512207031 -90.14009857177734
orbit_line.body = body
self.orbit_lines.append(orbit_line)
# orbit_line.body = body
# self.orbit_lines.append(orbit_line)
self.text_panel = create_text_panel()
......@@ -191,7 +222,7 @@ body.position - sun.position
@param time_data:
@return:
"""
if hasattr(self, "self.halley_comet"):
if hasattr(self, "halley_comet"):
# 哈雷彗星飞行的翻转效果
if self.halley_comet.planet.enabled:
self.halley_comet.planet.rotation_x += 0.1
......@@ -201,13 +232,13 @@ body.position - sun.position
d = calculate_distance(self.halley_comet.position, self.sun.position)
self.text_panel.text = "哈雷彗星距离太阳：%.3f AU" % (d / AU)
for i, orbit_line in enumerate(self.orbit_lines):
if i < 4:
adj_scale = False
else:
adj_scale = True
# 由于天体运行不是标准的圆形，则需要动态调整轨道的大小，保证轨道线始终在天体的中心位置
orbit_line.auto_adjust(adj_scale=adj_scale)
# for i, orbit_line in enumerate(self.orbit_lines):
# if i < 4:
# adj_scale = False
# else:
# adj_scale = True
# # 由于天体运行不是标准的圆形，则需要动态调整轨道的大小，保证轨道线始终在天体的中心位置
# orbit_line.auto_adjust(adj_scale=adj_scale)
if __name__ == '__main__':
......@@ -217,8 +248,6 @@ if __name__ == '__main__':
sim = HalleyCometSim()
sim.build()
# 订阅事件后，上面2个函数功能才会起作用
# 运行中，每时每刻都会触发 on_timer_changed
UrsinaEvent.on_timer_changed_subscription(sim.on_timer_changed)
......
simulators/ursina/entities/orbit_line.py 0 → 100644
浏览文件 @ a1947921
# -*- coding:utf-8 -*-
# title :创建一个圆圈
# description :创建一个圆圈
# author :Python超人
# date :2023-06-24
# link :https://gitcode.net/pythoncr/
# python_version :3.8
# ==============================================================================
from ursina import *
import math
class OrbitLine(Entity):
def __init__(self, points, position=[0, 0, 0], thickness=0.1, color=color.white, alpha=1):
super().__init__()
self.points = points
self.thickness = thickness
self.color = color
self.alpha = alpha
if position is None:
position = (0, 0, 0)
self.position = position
self.create_orbit_line()
# self.scale = 1
def create_orbit_line(self):
first_point = self.points[0]
last_point = self.points[-1]
x, y, z = self.position[0], self.position[1], self.position[2]
for i, point in enumerate(self.points):
pos_x, pos_y, pos_z = point[0], point[1], point[2]
if i == 0:
next_pos = last_point
continue
elif i == len(self.points) - 1:
next_pos = first_point
# continue
else:
next_pos = self.points[i + 1]
next_x, next_y, next_z = next_pos[0], next_pos[1], next_pos[2]
line = Entity(parent=self,
model=Mesh(vertices=((pos_x + x, pos_y + y, pos_z + z), (next_x + x, next_y + y, next_z + z)),
mode='line',
thickness=self.thickness),
color=self.color, alpha=self.alpha)
line.set_light_off(True)
# angle_step = 360 / self.segments
# r = self.radius # * 1.4363
# for i in range(self.segments):
# angle = math.radians(i * angle_step)
# next_angle = math.radians((i + 1) * angle_step)
#
# # print(i/self.segments)
# #
# # if i/self.segments < 0.5:
# # continue
#
# x = r * math.cos(angle)
# y = r * math.sin(angle)
# next_x = r * math.cos(next_angle)
# next_y = r * math.sin(next_angle)
# pos_x, pos_y, pos_z = self.position
# line = Entity(parent=self,
# model=Mesh(vertices=((pos_x + x, pos_y + y, pos_z), (pos_x + next_x, pos_y + next_y, pos_z)),
# mode='line',
# thickness=self.thickness),
# color=self.color, alpha=self.alpha)
if __name__ == '__main__':
app = Ursina()
window.borderless = False
window.fullscreen = False
window.title = "Circle Line"
window.color = color.black
points = [(-21.94488100961654, -24.37979762447657, -10.77849304138368),
(-20.69949684741718, -25.3794063092057, -11.441480487068922),
(-19.39182354309401, -26.300852969859726, -12.069169771638345),
(-18.02674048253467, -27.142426945109925, -12.660141327813111),
(-16.60907867415109, -27.902574020255674, -13.213064176389562),
(-15.14362861113562, -28.579882998788193, -13.726687937876116),
(-13.635148960039274, -29.17307421068511, -14.199835793087948),
(-12.088375946965746, -29.68098983779498, -14.631398342127286),
(-10.508033342708808, -30.102585956714165, -15.02032831877129),
(-8.89884297148763, -30.436926220426948, -15.365636126019467),
(-7.265535687141621, -30.683177120707214, -15.666386167634117),
(-5.6128627748491144, -30.840604794444, -15.921693960342393),
(-3.9456077473908135, -30.908573358343435, -16.130724021604074),
(-2.2685985115160583, -30.886544778289252, -16.292688538835176),
(-0.586719883821686, -30.77408030196499, -16.406846837500602),
(1.0950735651642898, -30.57084350649222, -16.47250567793171),
(2.771744363581749, -30.276605036937724, -16.489020423968835),
(4.438158721007912, -29.891249136809293, -16.45579714091797),
(6.08907288771184, -29.41478209828403, -16.372295695862626),
(7.719119355782047, -28.84734278786997, -16.23803395028385),
(9.322792992713207, -28.189215432695672, -16.05259315330845),
(10.894437232000922, -27.440844883239368, -15.815624663781122),
(12.428230488715087, -26.602854599886534, -15.526858150725593),
(13.918173023497674, -25.67606764250662, -15.186111444498174),
(15.358074548664657, -24.661530972958428, -14.793302234626063),
(16.741542957357876, -23.56054340870636, -14.348461834471822),
(18.061974665504962, -22.37468758836479, -13.851751256233962),
(19.312547189010015, -21.10586632426604, -13.303479861171981),
(20.48621474123325, -19.756343716467363, -12.704126866436606),
(21.575707830201477, -18.32879138168197, -12.054365998852784),
(22.573538067098934, -16.82634009805203, -11.355093581977755),
(23.47200966805035, -15.252637071656174, -10.607460320026666),
(24.263239441641613, -13.611908875707691, -9.81290699166583),
(24.93918740029395, -11.909029879517561, -8.973204177561405),
(25.491700505087035, -10.149595646121947, -8.090496003419563),
(25.912572430486158, -8.340000307804578, -7.167347668417841),
(26.193622584555193, -6.487516296022832, -6.206796227110711),
(26.326797888611907, -4.600373977132903, -5.212403679933729),
(26.30430093090024, -2.6878377045393194, -4.188310882914239),
(26.11874795525543, -0.7602735327107313, -3.1392900954155394),
(25.76335958923175, 1.170797628173282, -2.070793143561363),
(25.23218608955924, 3.092669239410753, -0.9889912048413321),
(24.520367003293426, 4.99145015975521, 0.09919882718125834),
(23.624422340882834, 6.8521082470857415, 1.1861074560535447),
(22.54256852675394, 8.658568096402977, 2.2633320472008704),
(21.275047562449068, 10.39387424333678, 3.321789894998355),
(19.82445226238634, 12.040429405016774, 4.351811781917988),
(18.196024669622055, 13.580313566260228, 5.343281505089151),
(16.39789975826046, 14.99568363788025, 6.285824115359243),
(14.441263529685058, 16.269245076045834, 7.169041470726426),
(12.340395001250481, 17.384776878812648, 7.982788337958673),
(10.11256655526105, 18.327681062054772, 8.717476251490464),
(7.777787196905585, 19.08551894715255, 9.364386608977702),
(5.358387910330151, 19.648491512186265, 9.915970251400221),
(2.8784656633315953, 20.00982150168267, 10.366109212984883),
(0.36321976864786865, 20.166001835774956, 10.71031820495936),
(-2.1617720937171296, 20.11688756001358, 10.945868772481012),
(-4.6712837019570586, 19.865625109039684, 11.071827150603035),
(-7.1411221649785706, 19.418429991745754, 11.089006176758769),
(-9.548716240292915, 18.784238948433018, 10.999840449542353),
(-11.87357917516475, 17.974272713460227, 10.808200727732686),
(-14.097630306706685, 17.001549591305498, 10.519167414757419),
(-16.205375234826104, 15.880388399598262, 10.138783704649164),
(-18.183957027457616, 14.62593332115373, 9.673807064840286),
(-20.023099378046236, 13.253724729127423, 9.131474079133424),
(-21.714966750734394, 11.779330950905965, 8.519289240311833),
(-23.25396695782603, 10.218047637885025, 7.844843891210241),
(-24.636519368670594, 8.584664752406985, 7.115667724763344),
(-25.860808163667656, 6.893296474882457, 6.339112346052557),
(-26.92653567371258, 5.157266482432186, 5.522264422716854),
(-27.834686570557604, 3.389039737054159, 4.671884805439541),
(-28.587309911931857, 1.6001917433840749, 3.794369515292248),
(-29.18732298633967, -0.1985931957588598, 2.8957284811644475),
(-29.638338578231778, -1.9975022098882875, 1.9815781973802875),
(-29.944515620242278, -3.7875588950254255, 1.0571449231856562),
(-30.110432106478633, -5.560578290263954, 0.12727556228497394),
(-30.140978486956822, -7.309115841477003, -0.8035461227619651),
(-30.041269434221846, -9.026413439984076, -1.731179829382695),
(-29.816571771259866, -10.706344820595417, -2.651807016561835),
(-29.47224639777052, -12.343361951692902, -3.5619082854845048),
(-29.013702191152564, -13.932443536007113, -4.458240646585258),
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(-23.27357183346558, 9.962165721269072, 7.731211309915596),
(-24.641396338632553, 8.322963190005758, 6.997388082433197),
(-25.850863853906407, 6.627043936922913, 6.216853930359744),
(-26.901805546366287, 4.887655103956426, 5.396668005776613),
(-27.795313980748645, 3.1171807067150885, 4.54355911301341),
(-28.53352702750502, 1.327113928618621, 3.6638885115247213),
(-29.119433814026227, -0.4719423227943447, 2.7636301011115783),
(-29.55670415927588, -2.2702539790909495, 1.848364195439651),
(-29.84954133499103, -4.058919702302065, 0.9232815509524747),
(-30.00255694933961, -5.829825137977894, -0.006805162559097177),
(-30.020666129727775, -7.575591480598035, -0.9374447491539986),
(-29.909000877225726, -9.28952135826367, -1.8645275585168035),
(-29.672839380125986, -10.965544254929299, -2.7842636566202468),
(-29.317549132815664, -12.598163049467013, -3.6931601621658285),
(-28.848541851673705, -14.182402748888308, -4.587998532458493),
(-28.271238371391888, -15.713762106949055, -5.465812356249192),
(-27.591041915018312, -17.188168530577812, -6.323866035054244),
(-26.81331834129269, -18.601936464873805, -7.159634599580472),
(-25.943382171906006, -19.951729297848157, -7.970784807350811),
(-24.98648738394169, -21.234524722488594, -8.755157593357792),
(-23.947822115289576, -22.447583426958268, -9.510751893058032),
(-22.832506573478728, -23.588420942815024, -10.235709820373627),
(-21.64559356145595, -24.654782460010765, -10.928303159324216),
# (-20.392071139114123, -25.644620410102693, -11.586921113086897),
# (-19.076867028233274, -26.556074621937885, -12.210059246583814),
# (-17.704854443684653, -27.387454863193295, -12.796309555776181),
# (-16.280859096103654, -28.137225595328914, -13.344351597953759),
# (-14.809667163258837, -28.803992786319675, -13.85294462089545),
# (-13.296034070562884, -29.38649264411157, -14.320920634223222),
# (-11.744693956167277, -29.88358215368191, -14.747178373292922),
# (-10.160369724956372, -30.294231320839895, -15.130678113794152),
# (-8.547783619061688, -30.617517046551036, -15.470437303845863),
# (-6.91166825041581, -30.85261857658755, -15.765526989747054),
# (-5.256778055250306, -30.998814492288478, -16.015069021259926),
# (-3.587901140281036, -31.055481229693438, -16.218234032757472)
]
orbit_line = OrbitLine(points, thickness=10, color=color.yellow, alpha=0.1)
EditorCamera()
app.run()
simulators/ursina/ursina_mesh.py
浏览文件 @ a1947921
......@@ -17,6 +17,7 @@ import math
from common.color_utils import conv_to_vec4_color
from common.func import calculate_distance
from simulators.ursina.entities.circle_line import CircleLine
from simulators.ursina.entities.orbit_line import OrbitLine
from simulators.ursina.ursina_config import UrsinaConfig
......@@ -136,6 +137,22 @@ def create_circle_line(parent=None, radius=1, position=None, segments=100, thick
return circle_line
def create_orbit_line(parent=None, position=None, points=100, thickness=0.1, color=color.white, alpha=1):
if isinstance(color, tuple) or isinstance(color, list):
color = conv_to_vec4_color(color)
if alpha < 1:
color[3] = alpha
orbit_line = OrbitLine(position=position, points=points, thickness=thickness, color=color,
alpha=alpha)
orbit_line.set_light_off(True)
if parent is not None:
if hasattr(parent, "planet"):
parent = parent.planet
orbit_line.parent = parent
return orbit_line
def create_arrow_line(from_pos, to_pos, parent=None, label=None,
set_light_off=True, alpha=1.0, len_scale=0.5,
color=color.white, thickness=2,
......@@ -263,6 +280,32 @@ def create_orbit_line(center_obj, orbiting_obj, thickness=5, line_color=None, al
return orbit_line
def create_orbit_by_points(center_pos, orbiting_points, thickness=5, line_color=color.white, alpha=0.6,
scale_factor=None):
if isinstance(line_color, tuple) or isinstance(line_color, list):
line_color = conv_to_vec4_color(line_color)
if alpha < 1:
line_color[3] = alpha
if scale_factor is None:
scale_factor = UrsinaConfig.SCALE_FACTOR
if scale_factor != 1:
center_pos = center_pos * scale_factor
for i, point in enumerate(orbiting_points):
orbiting_points[i] = np.array([point[0] * scale_factor, point[1] * scale_factor, point[2] * scale_factor])
orbit_line = OrbitLine(points=orbiting_points, position=center_pos, thickness=thickness, color=line_color,
alpha=alpha)
orbit_line.set_light_off(True)
# if parent is not None:
# if hasattr(parent, "planet"):
# parent = parent.planet
# circle_line.parent = parent
return orbit_line
def create_orbit_line2(center_obj, orbiting_obj, line_color=color.white, alpha=0.3):
if isinstance(line_color, tuple) or isinstance(line_color, list):
line_color = color.rgba(line_color[0] / 255, line_color[1] / 255, line_color[2] / 255, alpha)
......
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