太阳系三体模拟器

scenes/demo.py

@@ -6,41 +6,129 @@
 # link            :https://gitcode.net/pythoncr/
 # python_version  :3.8
 # ==============================================================================
-from bodies import Sun, Earth
-from common.consts import SECONDS_PER_WEEK, SECONDS_PER_DAY
-from scenes.func import mayavi_run, mpl_run
-from bodies.body import Body, AU
-
-if __name__ == '__main__':
-    """
-    太阳、地球模拟运行
-    """
-    # 构建两个天体对象（太阳、地球）
-    bodies = [
-        # 太阳的质量为 1.9891×10³⁰ kg
-        # 初始位置 x=0, y=0, z=0
-        # 初始速度 x=0, y=0, z=0
-        # 纹理图片路径为 texture/douyin.jpg
-        # 放大倍数为 120 倍
-        # 距离保持不变
-        Sun(name="太阳", mass=1.9891e30,
-            init_position=[0, 0, 0],
-            init_velocity=[0, 0, 0],
-            texture="douyin.jpg", size_scale=1.2e2, distance_scale=1.0),
-
-        # 地球的质量为 5.97237✕10²⁴ kg
-        # 初始位置 x=1.12天文单位, y=0, z=0
-        # 初始速度 x=0, y=29.7929.79 km/s, z=0
-        # 纹理图片路径为 texture/pythoncr.jpg
-        # 放大倍数为 5000 倍
-        # 距离保持不变
-        Earth(name="地球", mass=5.97237e24,
-              init_position=[1.12 * AU, 0, 0],
-              init_velocity=[0, 29.79, 0],
-              texture="pythoncr.jpg", size_scale=5e3, distance_scale=1.0),
-    ]
-    # 使用 mayavi 查看的运行效果
-    mayavi_run(bodies, SECONDS_PER_DAY, view_azimuth=135)
-
-    # 使用 matplotlib 查看运行效果
-    # mpl_run(bodies, SECONDS_PER_WEEK)
+# from bodies import Sun, Earth
+# from common.consts import SECONDS_PER_WEEK, SECONDS_PER_DAY
+# from scenes.func import mayavi_run, mpl_run
+# from bodies.body import Body, AU
+# """
+# 代码用途：模拟3D星空
+# 作者：阿黎逸阳
+# ​
+# """
+# from turtle import *
+# from random import random,randint
+#
+# s = Screen()
+# width, height = 800, 600
+# s.setup(width, height)  # 输入宽和高为整数时, 表示像素; 为小数时, 表示占据电脑屏幕的比例
+# s.title("模拟3D星空-阿黎逸阳")  # 设置标题
+# s.bgcolor("black")  # 设置背景颜色为黑色
+# s.mode("logo")  # 设置乌龟模式（“standard”，“logo”或“world”）并执行重置，logo表示向上
+# s.delay(0)  # 设置或返回以毫秒为单位的绘图延迟，这里要设为0，否则很卡
+#
+# printer = Turtle()
+# printer.hideturtle()
+# printer.penup()
+# printer.color('white')
+# printer.goto(-100, -150)
+# printer.write("In the whole universe\n\n", move=True, align="left", font=("Italic", 30, "bold"))
+# printer.goto(-300, -200)
+# printer.write("you're the only star belongs me!\n\n", move=True, align="left", font=("Italic", 30, "bold"))
+#
+# t = Turtle(visible=False, shape='circle')
+# t.pencolor("white")  # 设置画笔的颜色
+# t.fillcolor("white")  # 设置图形填充颜色
+# t.penup()  # 抬起画笔
+# t.setheading(-90)  # 设置当前朝向角度
+# t.goto(width / 2, randint(-height / 2, height / 2))  # 把画笔移动到定点
+#
+#
+#
+# def bgpic(self, picname=None):
+#     if picname is None:
+#         return self._bgpicname
+#     if picname not in self._bgpics:
+#         self._bgpics[picname] = self._image(picname)
+#     self._setbgpic(self._bgpic, self._bgpics[picname])
+#     self._bgpicname = picname
+#
+#
+#
+# from turtle import *
+# from random import random, randint
+# import os  # 导入设置路径的库
+# import sys
+# # from pygame.locals import *
+#
+# # os.chdir('F:/微信公众号/Python/0.已发表/23.绘制星空图/星空图v2')  # 把路径改为数据存放的路径
+# screen = Screen()
+# width, height = 800, 600
+# screen.setup(width, height)  # 输入宽和高为整数时, 表示像素; 为小数时, 表示占据电脑屏幕的比例
+# screen.title("模拟3D星空-阿黎逸阳")  # 设置标题
+# screen.bgcolor("black")  # 设置背景颜色 darkblue
+# # screen.bgpic(r'./aa.gif')
+# screen.mode("logo")  # 设置乌龟模式（“standard”，“logo”或“world”）并执行重置，logo表示向上
+# screen.delay(0)  # 设置或返回以毫秒为单位的绘图延迟，这里要设为0，否则很卡
+#
+# printer = Turtle()
+
+
+# printer.hideturtle()
+from PIL import Image
+from random import randint
+import time
+xSize = 2048
+ySize = 1024
+x = int(xSize/2)
+y = int(ySize/2)
+im = Image.new('RGBA', (xSize, ySize), 'black')
+im.getpixel((x, y))
+step = 2000
+
+
+def move():
+    """随机生成并返回12345678个数字，分别代表 上右下左 右上 右下 左下 左上"""
+    return randint(0, xSize-1), randint(0,ySize-1)
+
+
+def color():
+    """在所在像素下点涂颜色"""
+    global im, x, y
+    add_color = 255
+    src_str_list = im.load()
+    data = src_str_list[x, y]
+    data_list = list(data)
+    print(data)
+    if data_list[0] < 255:
+        data_list[0] += add_color
+        data_list[1] += add_color
+        data_list[2] += add_color
+    data = tuple(data_list)
+    im.putpixel((x, y), data)
+
+
+def judge():
+    """判断是否已经走到边界上"""
+    global x, y, xSize, ySize
+    b = int(xSize/2)
+    if x >= xSize-1:
+        x -= b
+    if y >= ySize-1:
+        y -= b
+    if x <= 1:
+        x += b
+    if y <= 0:
+        y += b
+
+def draw():
+    """根据move返回值来移动图片上的像素点"""
+    global x, y, im
+    x,y = move()
+    color()
+
+for i in range(step):
+    move()
+    draw()
+    judge()
+im.save(f'RandomMove2D.png')
+exit()

simulators/ursina_simulator.py

@@ -135,7 +135,7 @@ class UrsinaSimulator(Simulator):
 
     def cosmic_background(self, texture='../textures/cosmic1.jpg'):
         texture = load_texture(texture)
-        sky_dome = Entity(model='sky_dome', texture=texture, scale=300,
+        sky_dome = Entity(model='sky_dome', texture=texture, scale=500,
                           color=color.white,
                           position=(0, 0, 0),
                           rotation=(0, 0, 0))
@@ -225,6 +225,6 @@ if __name__ == '__main__':
 
 
     light = True
-    cosmic_bg = '../textures/cosmic1.jpg'
+    cosmic_bg = '../textures/cosmic1.png'
     # cosmic_bg = None
     simulator.run(SECONDS_PER_DAY, light=light, cosmic_bg=cosmic_bg)