本節簡介：本節講解如何運用copy節點制作漸變效果，copy節點的延生講解。
本節課同學們做的筆記 點擊播放按鈕可自動定位到對應時間進行播放
add one constant up normal
inverse the color and multiply with normal
edit every point normal using gradient black and white
key the fitrange min and max to animate the black and white gradient animation
use length to calculate all point and origin distance and apply ramp
use copy sop to have a grdient scale effect
vopsop：做關鍵幀動畫，必須把參數提到VOPSOP外面，方法在參數上單擊鼠標中鍵，鼠標左鍵選擇promote parameter選項即可。
Photoshop
illustrator
CorelDraw
Auto Cad
3D MAX
SketchUp
After Effects
Cinema 4D
Maya
Lumion
UG
Solidworks
Pro/E
