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python控制相机自动拍照_如何使VPython中的对象自动在相机中移动?

fromvisualimport*sphere(pos=(0,0,0),radius=0.5)text(pos=(-2,1,0),text="Center")rightside=box(pos=(10,0,-40),axis=(1,300,0),height=0.5,width=60,length=12,material=materials.emissive)leftside=box(pos=(-10,0,-40),axis=(-1,300,0),height=0.5,width=60,length=12,material=materials.emissive)bottomside=box(pos=(0,-5.8,-40),axis=(1,0,0),height=0.5,width=60,length=20,color=color.cyan,material=materials.emissive)leftfirstshelf=box(pos=(8,0,-40),axis=(1,0,0),height=0.5,width=60,length=4,color=color.cyan,material=materials.emissive)leftsecondshelf=box(pos=(-8,0,-40),axis=(1,0,0),height=0.5,width=60,length=4,color=color.white,material=materials.emissive)leftthirdshelf=box(pos=(-8,-4,-40),axis=(1,0,0),height=0.5,width=60,length=4,color=color.cyan,material=materials.emissive)rightfirstshelf=box(pos=(8,4,-40),axis=(1,0,0),height=0.5,width=60,length=4,color=color.white,material=materials.emissive)rightsecondshelf=box(pos=(-8,4,-40),axis=(1,0,0),height=0.5,width=60,length=4,color=color.cyan,material=materials.emissive)rightthirdshelf=box(pos=(8,-4,-40),axis=(1,0,0),height=0.5,width=60,length=4,color=color.white,material=materials.emissive)cheeriosbox=box(pos=(8,6,-60),axis=(1,0,0),height=4,width=2.5,length=0.8,color=color.yellow,material=materials.emissive)cheeriostext=text(pos=(7.7,7,-61),axis=(0,0,25),height=0.5,width=2.5,length=0.8,color=color.black,text='Cheerios')watermelon=ellipsoid(pos=(8,2,-40),height=3,width=3.5,length=3,color=color.green,material=materials.emissive)cokecan=cylinder(pos=(-8,-3.5,-60),height=0,width=0,length=3,color=color.red,material=materials.emissive,axis=(0,7,0))cokecantext=text(pos=(-7.1,-2,-59),height=1,width=2,length=1,axis=(0,0,-25),color=color.black,text="Coke")leftcarrotbody=cone(pos=(-8,0.5,-30),radius=0.2,color=color.orange,axis=(0,0,3),material=materials.emissive)leftcarrottop=sphere(pos=(-8,0.5,-30),radius=0.3,color=color.green,material=materials.emissive)middlecarrotbody=cone(pos=(-7.5,0.5,-30),radius=0.2,color=color.orange,axis=(0,0,3),material=materials.emissive)middlecarrottop=sphere(pos=(-7.5,0.5,-30),radius=0.3,color=color.green,material=materials.emissive)rightcarrotbody=cone(pos=(-7,0.5,-30),radius=0.2,color=color.orange,axis=(0,0,3),material=materials.emissive)rightcarrottop=sphere(pos=(-7,0.5,-30),radius=0.3,color=color.green,material=materials.emissive)orangefruit=sphere(pos=(-7.5,5.3,-15),radius=1,color=color.orange,material=materials.emissive)bottomrowcupone=cylinder(pos=(8,-3.75,-15),radius=0.5,height=2,axis=(0,0.9,0),color=color.blue,material=materials.emissive)bottomrowcuptwo=cylinder(pos=(8,-3.75,-14),radius=0.5,height=2,axis=(0,0.9,0),color=color.blue,material=materials.emissive)bottomrowcupthree=cylinder(pos=(8,-3.75,-13),radius=0.5,height=2,axis=(0,0.9,0),color=color.blue,material=materials.emissive)bottomrowcupfour=cylinder(pos=(8,-3.75,-12),radius=0.5,height=2,axis=(0,0.9,0),color=color.blue,material=materials.emissive)thirdrowcupone=cylinder(pos=(8,-2.86,-14.5),radius=0.5,height=2,axis=(0,0.9,0),color=color.blue,material=materials.emissive)thirdrowcuptwo=cylinder(pos=(8,-2.86,-13.5),radius=0.5,height=2,axis=(0,0.9,0),color=color.blue,material=materials.emissive)thirdrowcupthree=cylinder(pos=(8,-2.86,-12.5),radius=0.5,height=2,axis=(0,0.9,0),color=color.blue,material=materials.emissive)secondrowcupone=cylinder(pos=(8,-1.97,-14),radius=0.5,height=2,axis=(0,0.9,0),color=color.blue,material=materials.emissive)secondrowcuptwo=cylinder(pos=(8,-1.97,-13),radius=0.5,height=2,axis=(0,0.9,0),color=color.blue,material=materials.emissive)topcup=cylinder(pos=(8,-1.08,-13.5),radius=0.5,height=2,axis=(0,0.9,0),color=color.blue,material=materials.emissive)a=vector(10,0,-40)b=vector(-10,0,-40)c=vector(0,-5.8,-40)d=vector(8,0,-40)e=vector(-8,0,-40)f=vector(-8,-4,-40)g=vector(8,4,-40)h=vector(-8,4,-40)i=vector(8,-4,-40)j=vector(8,6,-60)k=vector(7.7,7,-61.15)l=vector(8,2,-40)m=vector(-8,-3.5,-60)n=vector(-7.1,-2,-59)o=vector(-8,0.5,-30)p=vector(-8,0.5,-30)q=vector(-7.5,0.5,-30)r=vector(-7.5,0.5,-30)s=vector(-7,0.5,-30)t=vector(-7,0.5,-30)u=vector(-7.5,5.3,-15)v=vector(8,-3.75,-15)w=vector(8,-3.75,-14)x=vector(8,-3.75,-13)y=vector(8,-3.75,-12)z=vector(8,-2.86,-14.5)aia=vector(8,-2.86,-13.5)bib=vector(8,-2.86,-12.5)cic=vector(8,-1.97,-14)did=vector(8,-1.97,-13)eie=vector(8,-1.08,-13.5)whilea.z<100:rate(20)rightside.pos=a

leftside.pos=b

bottomside.pos=c

leftfirstshelf.pos=d

leftsecondshelf.pos=e

leftthirdshelf.pos=f

rightfirstshelf.pos=g

rightsecondshelf.pos=h

rightthirdshelf.pos=i

cheeriosbox.pos=j

cheeriostext.pos=k

watermelon.pos=l

cokecan.pos=m

cokecantext.pos=n

leftcarrotbody.pos=o

leftcarrottop.pos=p

middlecarrotbody.pos=q

middlecarrottop.pos=r

rightcarrotbody.pos=s

rightcarrottop.pos=t

orangefruit.pos=u

bottomrowcupone.pos=v

bottomrowcuptwo.pos=w

bottomrowcupthree.pos=x

bottomrowcupfour.pos=y

thirdrowcupone.pos=z

thirdrowcuptwo.pos=aia

thirdrowcupthree.pos=bib

secondrowcupone.pos=cic

secondrowcuptwo.pos=did

topcup.pos=eie

a.z=a.z+1b.z=b.z+1c.z=c.z+1d.z=d.z+1e.z=e.z+1f.z=f.z+1g.z=g.z+1h.z=h.z+1i.z=i.z+1j.z=j.z+1k.z=k.z+1l.z=l.z+1m.z=m.z+1n.z=n.z+1o.z=o.z+1p.z=p.z+1q.z=q.z+1r.z=r.z+1s.z=s.z+1t.z=t.z+1u.z=u.z+1v.z=v.z+1w.z=w.z+1x.z=x.z+1y.z=y.z+1z.z=z.z+1aia.z=aia.z+1bib.z=bib.z+1cic.z=cic.z+1did.z=did.z+1eie.z=eie.z+1