|
马上注册,结交更多好友,享用更多功能^_^
您需要 登录 才可以下载或查看,没有账号?立即注册
x
本帖最后由 辉煌冕下 于 2024-5-28 15:04 编辑
import random
from math import sin,cos,pi,log
from tkinter import*
CANVAS_WIDTH=640
CANVAS_HEIGHT=480
CANVAS_CENTER_X=CANVAS_WIDTH/2
CANVAS_CENTER_Y=CANVAS_HEIGHT/2
IMAGE_ENLARGE=11
HEART_COLOR="#ff2121"
def heart_function(t,shrink_ratio:float=IMAGE_ENLARGE):
"""
“爱心函数生成器”
:paramshrink_ratio:放大比例
:paramt:参数
:renturn: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
#移动画布中央
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
:retuen: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)*22)**0.6)
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_pionts.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):
ration=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,ration)
size=random.randint(1,3)
all_points.append((x,y,size))
#内容
for x,y in self._points:
x,y=self.calc_position(x,y,ration)
size=random.randint(1,3)
all_points.append((x,y,size))
for x,y in self._center_diffusion_points:
x,y=self.calc_position(x,y,ration)
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) # 开始画图
root.mainloop()
给你改好了:
import random
from math import sin,cos,pi,log
from tkinter import*
CANVAS_WIDTH=640
CANVAS_HEIGHT=480
CANVAS_CENTER_X=CANVAS_WIDTH/2
CANVAS_CENTER_Y=CANVAS_HEIGHT/2
IMAGE_ENLARGE=11
HEART_COLOR="#ff2121"
def heart_function(t,shrink_ratio:float=IMAGE_ENLARGE):
"""
“爱心函数生成器”
:paramshrink_ratio:放大比例
:paramt:参数
:renturn: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
#移动画布中央
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
:retuen: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)*22)**0.6)
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):
ration=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,ration)
size=random.randint(1,3)
all_points.append((x,y,size))
#内容
for x,y in self._points:
x,y=self.calc_position(x,y,ration)
size=random.randint(1,3)
all_points.append((x,y,size))
for x,y in self._center_diffusion_points:
x,y=self.calc_position(x,y,ration)
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.real, y.real, (x + size).real, (y + size).real, 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) # 开始画图
root.mainloop()
|
|