import { WebGLRenderer } from 'three';
import { StyleConfig } from './plugin/style-appearance-types';
import { MaterialBuilder } from './types';
/**
 * structure.json 中的树节点结构
 */
export interface StructureNode {
    id?: number;
    name?: string;
    bbox?: number[];
    children?: StructureNode[];
    [key: string]: unknown;
}
/**
 * structure.json 的完整数据结构
 */
export interface StructureData {
    defaultTree?: number;
    idField?: string;
    trees: StructureNode[];
}
/**
 * modelInfo.json 的数据结构
 */
export interface ModelInfo {
    animatable: boolean;
    images: number;
    materials: number;
    pbr: boolean;
    textures: number;
    triangles: number;
    vertices: number;
}
/**
 * GLTFParserPlugin configuration options
 */
export interface GLTFParserPluginOptions {
    /**
     * WebGLRenderer instance, required for mesh helper features (hidePartsByOids, etc.)
     */
    renderer?: WebGLRenderer;
    /**
     * Whether to enable metadata support
     * Includes EXT_mesh_features and EXT_structural_metadata extensions
     * @default true
     */
    metadata?: boolean;
    /**
     * Maximum number of workers in the worker pool
     * Maximum value is navigator.hardwareConcurrency
     * @default navigator.hardwareConcurrency
     */
    maxWorkers?: number;
    /**
     * Custom material builder function
     * Used to handle GLTF material extensions or custom material logic
     */
    materialBuilder?: MaterialBuilder;
    /**
     * Callback function before parsing
     * Used to preprocess the buffer before parsing GLTF
     */
    beforeParseTile?: (buffer: ArrayBuffer, tile: any, extension: any, uri: string, abortSignal: AbortSignal) => Promise<ArrayBuffer>;
    /**
     * Whether to enable IndexedDB caching for tile data
     * @default false
     */
    useIndexedDB?: boolean;
    /**
     * 初始构件样式，语义与 `setStyle` / `plugin.style` 相同。
     * 在 `init` 内会在已遍历到的瓦片场景就绪后应用；后续瓦片通过 `load-model` / `tiles-load-end` 触发收集器更新并重应用样式。
     */
    style?: StyleConfig | null;
}
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