three.js/src/objects/Mesh.d.ts

import { Geometry } from './../core/Geometry';
import { Material } from './../materials/Material';
import { Raycaster } from './../core/Raycaster';
import { Object3D } from './../core/Object3D';
import { BufferGeometry } from '../core/BufferGeometry';
import { Intersection } from '../core/Raycaster';
import { TrianglesDrawModes } from '../constants';

export class Mesh extends Object3D {
  constructor(
    geometry?: Geometry | BufferGeometry,
    material?: Material | Material[]
  );

  geometry: Geometry | BufferGeometry;
  material: Material | Material[];
  drawMode: TrianglesDrawModes;
  morphTargetInfluences?: number[];
  morphTargetDictionary?: { [key: string]: number };
  isMesh: true;
  type: string;

  setDrawMode(drawMode: TrianglesDrawModes): void;
  updateMorphTargets(): void;
  raycast(raycaster: Raycaster, intersects: Intersection[]): void;
  copy(source: this, recursive?: boolean): this;
}