import type { ComponentDef, ComponentId, EntityHandle, Schema } from '@ecsia/schema';
import type { Buffers, Column } from '../memory/index.js';
import type { AccessorInstanceBase, AccessorWorld } from './accessor.js';
export interface ColumnSet {
    readonly archetypeId: number;
    readonly componentId: ComponentId;
    readonly columns: readonly Column[];
    /** The monomorphic accessor singleton for this (archetype, component). */
    readonly accessor: AccessorInstanceBase;
}
export interface BuildColumnSetParams {
    readonly buffers: Buffers;
    readonly archetypeId: number;
    readonly def: ComponentDef<Schema>;
    readonly world: AccessorWorld;
    readonly initialCapacity: number;
}
export declare function buildColumnSet(params: BuildColumnSetParams): ColumnSet;
/**
 * Re-default every column-backed field of `row` to the component's defaults — UNCONDITIONALLY
 * (archetype-storage.md §5.7): zero-init covers only never-used rows, but a reused row (a swap-pop, a
 * free list) holds the previous tenant's bytes. Array defaults (vecs) encode per lane; a scalar uses
 * the column's single `fillOnInit`, which cannot represent non-uniform lanes. The single source of
 * truth for row defaulting: storage's row-init and the relations overflow table both call this.
 */
export declare function initColumnSetRow(set: ColumnSet, def: ComponentDef<Schema>, row: number): void;
export declare function bindAccessorRow(set: ColumnSet, row: number, eid: EntityHandle): AccessorInstanceBase;
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