VPython - example - A simple 3D sine curve

 

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作者：liuyuan_jq

2011-04-10

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#!/usr/bin/env# -*- coding:utf-8 -*-from visual import *#!/usr/bin/env# -*- coding:utf-8 -*-from visual import *"""This will print the sin curve"""scene.title = "Sin Curve"scene.center = vector(0,0,0)# using a suitable 'box' as x- axisxaxis = box(length= 20, height=0.2, width= 0.5, color=color.blue)#creating the sine curve objectsinecurve = curve( color = color.red, radius=0.3)dt = 0.1for t in arange(0,10,dt): dydt = vector( t,sin(t), 0 ); sinecurve.append( pos=dydt, color=(1,0,0) ) rate( 500 )