export class BuildData { verts : Array < number > = [ ] ; joints : Array < number > = [ ] ; vertexSize = 0 ; indexSize = 0 ; closePointEps = 1e-4 ; clear ( ) { this . verts . length = 0 ; this . joints . length = 0 ; this . vertexSize = 0 ; this . indexSize = 0 ; } destroy ( ) { this . verts . length = 0 ; this . joints . length = 0 ; } }