import { Shape } from '../shapes/Shape';
import { Vec3 } from '../math/Vec3';
import { AABB } from '../collision/AABB';
import { Octree } from '../utils/Octree';
import type { Quaternion } from '../math/Quaternion';
export declare class Trimesh extends Shape {
    vertices: Float32Array;
    indices: Int16Array;
    normals: Float32Array;
    aabb: AABB;
    edges: Int16Array | null;
    scale: Vec3;
    tree: Octree;
    static computeNormal: (va: Vec3, vb: Vec3, vc: Vec3, target: Vec3) => void;
    static createTorus: (radius: number, tube: number, radialSegments: number, tubularSegments: number, arc: number) => Trimesh;
    constructor(vertices: number[], indices: number[]);
    updateTree(): void;
    getTrianglesInAABB(aabb: AABB, result: number[]): number[];
    setScale(scale: Vec3): void;
    updateNormals(): void;
    updateEdges(): void;
    getEdgeVertex(edgeIndex: number, firstOrSecond: number, vertexStore: Vec3): void;
    getEdgeVector(edgeIndex: number, vectorStore: Vec3): void;
    getVertex(i: number, out: Vec3): Vec3;
    private _getUnscaledVertex;
    getWorldVertex(i: number, pos: Vec3, quat: Quaternion, out: Vec3): Vec3;
    getTriangleVertices(i: number, a: Vec3, b: Vec3, c: Vec3): void;
    getNormal(i: number, target: Vec3): Vec3;
    calculateLocalInertia(mass: number, target: Vec3): Vec3;
    computeLocalAABB(aabb: AABB): void;
    updateAABB(): void;
    updateBoundingSphereRadius(): void;
    calculateWorldAABB(pos: Vec3, quat: Quaternion, min: Vec3, max: Vec3): void;
    volume(): number;
}