用Python制作一个动态爱心效果！

import random
from math import sin, cos, pi, log
from tkinter import *

CANVAS_WIDTH = 640  # 画布的宽
CANVAS_HEIGHT = 480  # 画布的高
CANVAS_CENTER_X = CANVAS_WIDTH / 2  # 画布中心的X轴坐标
CANVAS_CENTER_Y = CANVAS_HEIGHT / 2  # 画布中心的Y轴坐标
IMAGE_ENLARGE = 11  # 放大比例
HEART_COLOR = "#ff2121"  # 心的颜色，这个是中国红


def heart_function(t, shrink_ratio: float = IMAGE_ENLARGE):
    """
    “爱心函数生成器”
    :param shrink_ratio: 放大比例
    :param t: 参数
    :return: 坐标
    """
    # 基础函数
    x = 16 * (sin(t) ** 3)
    y = -(13 * cos(t) - 5 * cos(2 * t) - 2 * cos(3 * t) - cos(4 * t))

    # 放大
    x *= shrink_ratio
    y *= shrink_ratio

    # 移到画布中央
    x += CANVAS_CENTER_X
    y += CANVAS_CENTER_Y

    return int(x), int(y)


def scatter_inside(x, y, beta=0.15):
    """
    随机内部扩散
    :param x: 原x
    :param y: 原y
    :param beta: 强度
    :return: 新坐标
    """
    ratio_x = - beta * log(random.random())
    ratio_y = - beta * log(random.random())

    dx = ratio_x * (x - CANVAS_CENTER_X)
    dy = ratio_y * (y - CANVAS_CENTER_Y)

    return x - dx, y - dy


def shrink(x, y, ratio):
    """
    抖动
    :param x: 原x
    :param y: 原y
    :param ratio: 比例
    :return: 新坐标
    """
    force = -1 / (((x - CANVAS_CENTER_X) ** 2 + (y - CANVAS_CENTER_Y) ** 2) ** 0.6)  # 这个参数...
    dx = ratio * force * (x - CANVAS_CENTER_X)
    dy = ratio * force * (y - CANVAS_CENTER_Y)
    return x - dx, y - dy


def curve(p):
    """
    自定义曲线函数，调整跳动周期
    :param p: 参数
    :return: 正弦
    """
    # 可以尝试换其他的动态函数，达到更有力量的效果（贝塞尔？）
    return 2 * (2 * sin(4 * p)) / (2 * pi)


class Heart:
    """
    爱心类
    """

    def __init__(self, generate_frame=20):
        self._points = set()  # 原始爱心坐标集合
        self._edge_diffusion_points = set()  # 边缘扩散效果点坐标集合
        self._center_diffusion_points = set()  # 中心扩散效果点坐标集合
        self.all_points = {}  # 每帧动态点坐标
        self.build(2000)

        self.random_halo = 1000

        self.generate_frame = generate_frame
        for frame in range(generate_frame):
            self.calc(frame)

    def build(self, number):
        # 爱心
        for _ in range(number):
            t = random.uniform(0, 2 * pi)  # 随机不到的地方造成爱心有缺口
            x, y = heart_function(t)
            self._points.add((x, y))

        # 爱心内扩散
        for _x, _y in list(self._points):
            for _ in range(3):
                x, y = scatter_inside(_x, _y, 0.05)
                self._edge_diffusion_points.add((x, y))

        # 爱心内再次扩散
        point_list = list(self._points)
        for _ in range(4000):
            x, y = random.choice(point_list)
            x, y = scatter_inside(x, y, 0.17)
            self._center_diffusion_points.add((x, y))

    @staticmethod
    def calc_position(x, y, ratio):
        # 调整缩放比例
        force = 1 / (((x - CANVAS_CENTER_X) ** 2 + (y - CANVAS_CENTER_Y) ** 2) ** 0.520)  # 魔法参数

        dx = ratio * force * (x - CANVAS_CENTER_X) + random.randint(-1, 1)
        dy = ratio * force * (y - CANVAS_CENTER_Y) + random.randint(-1, 1)

        return x - dx, y - dy

    def calc(self, generate_frame):
        ratio = 10 * curve(generate_frame / 10 * pi)  # 圆滑的周期的缩放比例

        halo_radius = int(4 + 6 * (1 + curve(generate_frame / 10 * pi)))
        halo_number = int(3000 + 4000 * abs(curve(generate_frame / 10 * pi) ** 2))

        all_points = []

        # 光环
        heart_halo_point = set()  # 光环的点坐标集合
        for _ in range(halo_number):
            t = random.uniform(0, 2 * pi)  # 随机不到的地方造成爱心有缺口
            x, y = heart_function(t, shrink_ratio=11.6)  # 魔法参数
            x, y = shrink(x, y, halo_radius)
            if (x, y) not in heart_halo_point:
                # 处理新的点
                heart_halo_point.add((x, y))
                x += random.randint(-14, 14)
                y += random.randint(-14, 14)
                size = random.choice((1, 2, 2))
                all_points.append((x, y, size))

        # 轮廓
        for x, y in self._points:
            x, y = self.calc_position(x, y, ratio)
            size = random.randint(1, 3)
            all_points.append((x, y, size))

        # 内容
        for x, y in self._edge_diffusion_points:
            x, y = self.calc_position(x, y, ratio)
            size = random.randint(1, 2)
            all_points.append((x, y, size))

        for x, y in self._center_diffusion_points:
            x, y = self.calc_position(x, y, ratio)
            size = random.randint(1, 2)
            all_points.append((x, y, size))

        self.all_points[generate_frame] = all_points

    def render(self, render_canvas, render_frame):
        for x, y, size in self.all_points[render_frame % self.generate_frame]:
            render_canvas.create_rectangle(x, y, x + size, y + size, width=0, fill=HEART_COLOR)


def draw(main: Tk, render_canvas: Canvas, render_heart: Heart, render_frame=0):
    render_canvas.delete('all')
    render_heart.render(render_canvas, render_frame)
    main.after(160, draw, main, render_canvas, render_heart, render_frame + 1)


if __name__ == '__main__':
    root = Tk()  # 一个Tk
    canvas = Canvas(root, bg='black', height=CANVAS_HEIGHT, width=CANVAS_WIDTH)
    canvas.pack()
    heart = Heart()  # 心
    draw(root, canvas, heart)  # 开始画画~
    root.mainloop()

import turtle
import random
import math

# 初始化
turtle.setup(1280, 720)
t = turtle.Pen()
t.ht()

# 颜色
colors = []
t_list = ["0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "a", "b", "c", "d", "e", "f"]

for i in t_list:
    t_str = "#ff00"
    for j in t_list:
        colors.append(t_str+i+j)


class Love():
    def __init__(self):
        # 定义变量
        self.r = random.randint(4, 10)
        self.x = random.randint(-900, 700)
        self.y = random.randint(-400, 400)
        self.i = random.randint(0, 10)
        self.color = random.choice(colors)
        self.speed = random.randint(1, 8)

    def move(self):
        # 通过y坐标来控制爱心
        if self.y <= 500:
            self.y += 2.5*self.speed
            self.x = self.x + 1.5*math.sin(self.i)*math.sqrt(self.i)*self.speed
            self.i = self.i + 0.1
        else:
            self.y = -700
            self.r = random.randint(5, 20)
            self.x = random.randint(-900, 700)
            self.i = 0
            self.color = random.choice(colors)
            self.speed = random.randint(1, 8)

    def draw(self):
        # 绘制爱心
        t.pensize(self.r/2)
        t.penup()
        t.color(self.color, self.color)
        t.goto(self.x, self.y)
        t.pendown()
        # 设置角度
        t.setheading(60)
        t.circle(self.r, 255)
        t.fd(2.4*self.r)
        t.left(90)
        t.fd(2.4*self.r)
        t.circle(self.r, 255)


love = []
for i in range(100):
    love.append(Love())
turtle.bgcolor("#000000")


while 1:
    turtle.tracer(0)
    t.clear()
    for i in range(80):
        love[i].move()
        love[i].draw()
    turtle.tracer(1)

<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <title>time_test</title>
</head>

<body>
  <span id="runtime_span"></span>
  <script type="text/javascript">function show_runtime() {
      window.setTimeout("show_runtime()", 1000); X = new
        Date("01/01/2022 00:00:00");
      Y = new Date(); T = (Y.getTime() - X.getTime()); M = 24 * 60 * 60 * 1000;
      a = T / M; A = Math.floor(a); b = (a - A) * 24; B = Math.floor(b); c = (b - B) * 60; C = Math.floor((b - B) * 60); D = Math.floor((c - C) * 60);
      runtime_span.innerHTML = "XX和XX相识: " + A + "天" + B + "小时" + C + "分" + D + "秒"
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