@three.ez/batched-mesh-extensions/src/core/feature/ComputeBVH.d.ts

Utility extension methods for BatchedMesh

import { BatchedMesh, CoordinateSystem } from 'three';
import { BatchedMeshBVH } from '../BatchedMeshBVH.js';
/**
 * Parameters for configuring the BVH (Bounding Volume Hierarchy).
 */
export interface BVHParams {
    /**
     * Margin applied to accommodate animated or moving objects.
     * Improves BVH update performance but slows down frustum culling and raycasting.
     * For static objects, set to 0 to optimize culling and raycasting efficiency.
     * @default 0
     */
    margin?: number;
    /**
     * Enables accurate frustum culling by checking intersections without applying margin to the bounding box.
     * @default true
     */
    accurateCulling?: boolean;
}
declare module 'three' {
    interface BatchedMesh {
        /**
         * BVH structure for optimized culling and intersection testing.
         * It's possible to create the BVH using the `computeBVH` method. Once created it will be updated automatically.
         */
        bvh?: BatchedMeshBVH;
        /**
         * Creates and computes the BVH (Bounding Volume Hierarchy) for the instances.
         * It's recommended to create it when all the instance matrices have been assigned.
         * Once created it will be updated automatically.
         * @param coordinateSystem The coordinate system (webgl or webgpu) in which the BVH is computed.
         * @param config Optional configuration parameters object. See `BVHParams` for details.
         */
        computeBVH(coordinateSystem: CoordinateSystem, config?: BVHParams): void;
    }
}
export declare function computeBVH(this: BatchedMesh, coordinateSystem: CoordinateSystem, config?: BVHParams): void;
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