import { CellComplex, VecN, type CellGroup, type SourceCellIdN, type SourceCellReferenceN } from '@holotope/core';
import { XpbdDistanceConstraintN } from './xpbd-constraint.js';
import { XpbdParticleN, XpbdWorldN } from './xpbd-world.js';
export interface XpbdDistanceNetworkVertexContextN {
    readonly sourceVertexIndex: number;
    /** Copied source position; callback mutation cannot edit the complex. */
    readonly sourcePosition: VecN;
}
export interface XpbdDistanceNetworkEdgeContextN {
    readonly sourceEdgeIndex: number;
    readonly sourceVertexIndices: readonly [number, number];
    readonly sourceId: SourceCellIdN;
    readonly restLength: number;
}
export type XpbdDistanceNetworkVertexScalarN = number | ((vertex: XpbdDistanceNetworkVertexContextN) => number);
export type XpbdDistanceNetworkEdgeComplianceN = number | ((edge: XpbdDistanceNetworkEdgeContextN) => number);
export interface CompileXpbdDistanceNetworkNOptions {
    readonly id: string;
    readonly source: CellComplex;
    readonly edgeGroup: CellGroup;
    /**
     * Existing one-particle-per-source-vertex state. When supplied, vertex
     * authoring policies are forbidden and source geometry still defines rest.
     */
    readonly particles?: readonly XpbdParticleN[];
    readonly inverseMass?: XpbdDistanceNetworkVertexScalarN;
    readonly gravityScale?: XpbdDistanceNetworkVertexScalarN;
    readonly velocity?: (vertex: XpbdDistanceNetworkVertexContextN) => VecN | ArrayLike<number>;
    readonly compliance?: XpbdDistanceNetworkEdgeComplianceN;
}
export interface XpbdDistanceNetworkEdgeN extends XpbdDistanceNetworkEdgeContextN {
    readonly sourceReference: SourceCellReferenceN;
    readonly constraint: XpbdDistanceConstraintN;
}
/** Compiled live point state plus its immutable source-topology correspondence. */
export declare class XpbdDistanceNetworkN {
    readonly id: string;
    readonly dimension: number;
    readonly source: CellComplex;
    readonly sourceEdgeGroup: CellGroup;
    readonly particles: readonly XpbdParticleN[];
    readonly edges: readonly XpbdDistanceNetworkEdgeN[];
    readonly constraints: readonly XpbdDistanceConstraintN[];
    private attachedWorld;
    private constructor();
    static compile(options: CompileXpbdDistanceNetworkNOptions): XpbdDistanceNetworkN;
    particleForSourceVertex(sourceVertexIndex: number): XpbdParticleN;
    /** Registers this complete product in one RN point world. */
    addToWorld(world: XpbdWorldN): XpbdWorldN;
    /**
     * Copies live particle coordinates into the same source complex.
     *
     * Source topology and every structural edge id are validated before the
     * packed position buffer is changed.
     */
    writeSourcePositions(): CellComplex;
}
/** Compiles one explicitly selected source 1-cell family into an XPBD network. */
export declare function compileXpbdDistanceNetworkN(options: CompileXpbdDistanceNetworkNOptions): XpbdDistanceNetworkN;
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