Geometries covered in this chapter include:
two-dimensional
PlaneGeometry
CircleGeometry (circle)
ShapeGeometry
three-dimensional
CubeGeometry
SphereGeometry（球体）
CylinderGeometry (Cylinder)
TorusGeometry (torus)
TorusKnotGeometry
PolyhedronGeometry
IcosahedronGeometry (Icosahedron)
OctahedronGeometry (octahedron)
TetraHedronGeometry (tetrahedron)
Several complex geometries:
ConvexGeometry
LatheGeometry (scanning surface)
ExtrudeGeometry
Stretching from SVG
TubeGeometry (tubular body)
ParametricGeometry
TextGeometry