python绘制玫瑰花情人节表白
作者:脑壳二
这篇文章主要介绍了python绘制玫瑰花,文章基于python的相关资料展开主题详细介绍,具有一定的参考价值,想情人节花式表白的小伙伴可以参考一下哟
一、玫瑰花绘制—深红色
import numpy as np import matplotlib.pyplot as plt from mpl_toolkits.mplot3d import Axes3D fig = plt.figure() ax = fig.gca(projection='3d') [x, t] = np.meshgrid(np.array(range(25)) / 24.0, np.arange(0, 575.5, 0.5) / 575 * 30 * np.pi - 4*np.pi) p = (np.pi / 2) * np.exp(-t / (8 * np.pi)) change = np.sin(20*t)/50 u = 1 - (1 - np.mod(3.3 * t, 2 * np.pi) / np.pi) ** 4 / 2 + change y = 2 * (x ** 2 - x) ** 2 * np.sin(p) r = u * (x * np.sin(p) + y * np.cos(p)) * 1.5 h = u * (x * np.cos(p) - y * np.sin(p)) c= plt.get_cmap('magma') surf = ax.plot_surface(r * np.cos(t), r * np.sin(t), h, rstride=1, cstride=1, cmap= c, linewidth=0, antialiased=True) plt.show()
二、玫瑰花绘制—五颜六色
import numpy as np import matplotlib.pyplot as plt from matplotlib import cm from mpl_toolkits.mplot3d import Axes3D fig = plt.figure() ax = fig.gca(projection='3d') [x, t] = np.meshgrid(np.array(range(25)) / 24.0, np.arange(0, 575.5, 0.5) / 575 * 17 * np.pi - 2 * np.pi) p = (np.pi / 2) * np.exp(-t / (8 * np.pi)) u = 1 - (1 - np.mod(3.6 * t, 2 * np.pi) / np.pi) ** 4 / 2 y = 2 * (x ** 2 - x) ** 2 * np.sin(p) r = u * (x * np.sin(p) + y * np.cos(p)) h = u * (x * np.cos(p) - y * np.sin(p)) c= cm.gist_rainbow_r surf = ax.plot_surface(r * np.cos(t), r * np.sin(t), h, rstride=1, cstride=1, cmap= c, linewidth=0, antialiased=True) plt.show()
三、玫瑰花绘制—粉红色
import numpy as np import matplotlib.pyplot as plt from matplotlib import cm from mpl_toolkits.mplot3d import Axes3D fig = plt.figure() ax = fig.gca(projection='3d') [x, t] = np.meshgrid(np.array(range(25)) / 24.0, np.arange(0, 575.5, 0.5) / 575 * 17 * np.pi - 2 * np.pi) p = (np.pi / 2) * np.exp(-t / (8 * np.pi)) u = 1 - (1 - np.mod(3.6 * t, 2 * np.pi) / np.pi) ** 4 / 2 y = 2 * (x ** 2 - x) ** 2 * np.sin(p) r = u * (x * np.sin(p) + y * np.cos(p)) h = u * (x * np.cos(p) - y * np.sin(p)) c= cm.get_cmap('spring_r') surf = ax.plot_surface(r * np.cos(t), r * np.sin(t), h, rstride=1, cstride=1, cmap= c, linewidth=0, antialiased=True) plt.show()
四、玫瑰花绘制—红色
# 省略了头文件,可以在之前的博客里看到 import numpy as np import matplotlib.pyplot as plt from mpl_toolkits.mplot3d import Axes3D fig = plt.figure() ax = fig.gca(projection='3d') # 将相位向后移动了6*pi [x, t] = np.meshgrid(np.array(range(25)) / 24.0, np.arange(0, 575.5, 0.5) / 575 * 20 * np.pi + 4*np.pi) p = (np.pi / 2) * np.exp(-t / (8 * np.pi)) # 添加边缘扰动 change = np.sin(15*t)/150 # 将t的参数减少,使花瓣的角度变大 u = 1 - (1 - np.mod(3.3 * t, 2 * np.pi) / np.pi) ** 4 / 2 + change y = 2 * (x ** 2 - x) ** 2 * np.sin(p) r = u * (x * np.sin(p) + y * np.cos(p)) h = u * (x * np.cos(p) - y * np.sin(p)) c= plt.get_cmap('Reds') surf = ax.plot_surface(r * np.cos(t), r * np.sin(t), h, rstride=1, cstride=1, cmap= c, linewidth=0, antialiased=True) plt.show()
五、桃花绘制
import numpy as np import matplotlib.pyplot as plt from mpl_toolkits.mplot3d import Axes3D fig = plt.figure() ax = fig.gca(projection='3d') [x, t] = np.meshgrid(np.array(range(25)) / 24.0, np.arange(0, 575.5, 0.5) / 575 * 6 * np.pi - 4*np.pi) p = (np.pi / 2) * np.exp(-t / (8 * np.pi)) change = np.sin(10*t)/20 u = 1 - (1 - np.mod(5.2 * t, 2 * np.pi) / np.pi) ** 4 / 2 + change y = 2 * (x ** 2 - x) ** 2 * np.sin(p) r = u * (x * np.sin(p) + y * np.cos(p)) * 1.5 h = u * (x * np.cos(p) - y * np.sin(p)) c= plt.get_cmap('spring_r') surf = ax.plot_surface(r * np.cos(t), r * np.sin(t), h, rstride=1, cstride=1, cmap= c, linewidth=0, antialiased=True) plt.show()
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