Three.js源码学习（四）Core/DirectGeomet

属性

vertices=[]
normals=[]
colors=[]
uvs=[]
uvs2=[]
groups=[]
morphTargets={}
skinWeights=[]
skinIndices=[]
boudingBox=null
boudingSphere=null
verticesNeedUpdate=false
normalsNeedUpdate=false
colorsNeedUpdate=false
uvsNeedupdate=false
groupsNeedUpdate=false

method方法

computegroups(geomtry)
计算group.count及赋值materialIndex
fromGeometry(geometry)
从geometry计算DirectGeometry