我已经绘制了这个:
fig = plt.figure()
ax = plt.axes(projection= '3d')
zline = np.linspace(0,16,10000)
xline = np.sin(zline)
yline = np.cos(zline)
ax.plot3D(xline,yline,zline,'red')
但是当我绘制以下代码时,什么都没有显示:
zdata = np.random.random(500)
xaxis = np.sin(zdata)
yaxis = np.cos(zdata)
ax.scatter3D(xaxis,yaxis,zdata,c=zdata,cmap='Greens')
三个只是<mpl_toolkits.mplot3d.art3d.Path3DCollection at 0x20e10b546c8>
,但未绘制图形?为什么会这样?