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Python实现跳动的爱心

news 2025/10/11 9:35:33

这是一段用Python编写的动态爱心代码，使用数学函数生成粉色爱心轮廓，通过粒子系统模拟边缘光晕和扩散效果，在黑色画布上创造出持续跳动、带有梦幻光晕的动画爱心。

1、效果展示

在这里插入图片描述

2、具体实现代码

import random
from math import sin, cos, pi, log
from tkinter import *CANVAS_WIDTH = 640
CANVAS_HEIGHT = 640
CANVAS_CENTER_X = CANVAS_WIDTH / 2
CANVAS_CENTER_Y = CANVAS_HEIGHT / 2
IMAGE_ENLARGE = 11
HEART_COLOR = "#Fd798f"def scatter_inside(x, y, beta=0.15):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 - dydef shrink(x, y, ratio):force = -1 / (((x - CANVAS_CENTER_X) ** 2 + (y - CANVAS_CENTER_Y) ** 2) ** 0.6)dx = ratio * force * (x - CANVAS_CENTER_X)dy = ratio * force * (y - CANVAS_CENTER_Y)return x - dx, y - dydef curve(p):return 2 * (2 * sin(4 * p)) / (2 * pi)def heart_function(t, shrink_ratio: float = IMAGE_ENLARGE):x = 16 * (sin(t) ** 3)y = -(15 * cos(t) - 5 * cos(2 * t) - 2 * cos(3 * t) - cos(3 * t))x *= shrink_ratioy *= shrink_ratiox += CANVAS_CENTER_Xy += CANVAS_CENTER_Yreturn int(x), int(y)class Heart:def __init__(self, generate_frame=20):self._points = set()self._edge_diffusion_points = set()self._center_diffusion_points = set()self.all_points = {}self.build(2000)self.random_halo = 1000self.generate_frame = generate_framefor frame in range(generate_frame):self.calc(frame)def build(self, number):for _ in range(number):t = random.uniform(0, 2 * pi)x, y = heart_function(t)self._points.add((x, y))for _x, _y in list(self._points):for _ in range(3):x, y = scatter_inside(_x, _y, 0.3)self._edge_diffusion_points.add((x, y))point_list = list(self._points)for _ in range(4000):x, y = random.choice(point_list)x, y = scatter_inside(x, y, 0.2)self._center_diffusion_points.add((x, y))@staticmethoddef calc_position(x, y, ratio):force = 1 / (((x - CANVAS_CENTER_X) ** 2 +(y - CANVAS_CENTER_Y) ** 2) ** 0.520)dx = ratio * force * (x - CANVAS_CENTER_X) + random.randint(-2, 2)dy = ratio * force * (y - CANVAS_CENTER_Y) + random.randint(-2, 2)return x - dx, y - dydef calc(self, generate_frame):ratio = 15 * curve(generate_frame / 15 * pi)halo_radius = int(4 + 6 * (1 + curve(generate_frame / 15 * pi)))halo_number = int(3000 + 4000 * abs(curve(generate_frame / 15 * pi) ** 2))all_points = []heart_halo_point = set()for _ in range(halo_number):t = random.uniform(0, 2 * pi)x, y = heart_function(t, shrink_ratio=11.5)x, y = shrink(x, y, halo_radius)if (x, y) not in heart_halo_point:heart_halo_point.add((x, y))x += random.randint(-16, 16)y += random.randint(-16, 16)size = random.choice((2, 2, 1))all_points.append((x, y, size))for x, y in self._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._edge_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_pointsfor 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_pointsdef 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()root.title("Demo侠-爱心代码")canvas = Canvas(root, bg='black', height=CANVAS_HEIGHT, width=CANVAS_WIDTH)canvas.pack()heart = Heart()draw(root, canvas, heart)root.mainloop()