python慢画炫彩正弦曲线_pygame_作者:李兴球
"""本程序会慢慢地画一条酷炫的正弦曲线"""
import pygame
from pygame.locals import *
import math
import colorsys
pygame.init()
screenWidth,screenHeight=480,360
screenCenterx,screenCentery = screenWidth//2 -1 ,screenHeight//2 - 1
screen = pygame.display.set_mode((screenWidth,screenHeight))
pygame.display.set_caption("python慢画炫彩正弦曲线_pygame_作者:李兴球")
class Pen():
def __init__(self,radius,color,thickness):
self.color = color #笔颜色
self.thickness = thickness #笔迹宽度
self.x = screenCenterx - 180
self.y = screenCentery
self.angle = 0
self.radius =radius
def setxy(self,angle):
self.x = int(screenCenterx + angle)
self.y = int(screenCentery - 100*math.sin(math.radians(angle)))
pygame.draw.circle(screen,self.color,(self.x,self.y),10, 0) #画圆点
def coloradd(self):
h,l,s, = colorsys.rgb_to_hls(self.color[0]/255,self.color[1]/255,self.color[2]/255)
h = h + 0.01
r,g,b = colorsys.hls_to_rgb(h,l,s)
self.color = (int(r*255),int(g*255),int(b*255))
def main():
pen = Pen(100,(255,0,0),2)
clock = pygame.time.Clock()
for angle in range(-180,181):
for event in pygame.event.get():
pass
pen.setxy(angle)
pen.coloradd()
pygame.display.update()
clock.tick(60)
运行中 = True
while 运行中:
for event in pygame.event.get():
if event.type==QUIT:运行中=False
pygame.display.update()
clock.tick(10)
pygame.quit()
if __name__=="__main__":
main()