/**
 * Minimal buffer pool for SDK
 * Provides basic buffer reuse without complex pooling
 */
export interface PoolStats {
    vertexPoolSize: number;
    indexPoolSize: number;
    normalPoolSize: number;
    totalBuffersPooled: number;
    memoryUsageBytes: number;
    hitRate: number;
    missRate: number;
}
/**
 * Minimal BufferPool - just creates new buffers without actual pooling
 * Pooling can be added by consuming apps if needed
 */
export declare class BufferPool {
    private static instance;
    static getInstance(): BufferPool;
    static resetInstance(): void;
    getVertexBuffer(size: number): Float32Array;
    getIndexBuffer(size: number): Uint32Array;
    getNormalBuffer(size: number): Float32Array;
    returnVertexBuffer(_buffer: Float32Array): void;
    returnIndexBuffer(_buffer: Uint32Array): void;
    returnNormalBuffer(_buffer: Float32Array): void;
    returnBuffers(_vertices?: Float32Array, _indices?: Uint32Array, _normals?: Float32Array): void;
    getStats(): PoolStats;
    cleanup(): void;
    cleanupLargeBuffers(_sizeThresholdBytes?: number): void;
    shutdown(): void;
}
export declare const bufferPool: BufferPool;
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