import type { AvatarVisualDefinition } from '../types/AvatarVisualDefinition';
/**
 * Deterministic morphology knobs that keep `Octopus3` recognizable while widening seeded body, face, and tentacle variety.
 *
 * @private helper of `octopus3AvatarVisual`
 */
export type Octopus3MorphologyProfile = {
    readonly bodyFamily: 'lantern' | 'drifter' | 'rounded';
    readonly faceFamily: 'watchful' | 'sleepy' | 'mischief';
    readonly body: {
        readonly centerXJitterRatio: number;
        readonly centerYRatio: number;
        readonly bodyRadiusRatio: number;
        readonly horizontalStretch: number;
        readonly verticalStretch: number;
        readonly mantleLiftRatio: number;
        readonly lowerDropRatio: number;
        readonly tentacleDepthRatio: number;
        readonly wobbleAmplitudeRatio: number;
        readonly lobeCount: number;
        readonly pointCount: number;
        readonly shadowWidthRatio: number;
        readonly shadowHeightRatio: number;
        readonly crownHighlightWidthRatio: number;
        readonly crownHighlightHeightRatio: number;
        readonly crownHighlightYOffsetRatio: number;
    };
    readonly tentacles: {
        readonly count: number;
        readonly flowLengthScale: number;
        readonly lateralReachScale: number;
        readonly tipReachScale: number;
        readonly baseWidthScale: number;
        readonly tipWidthScale: number;
        readonly rootSpreadScale: number;
        readonly startYOffsetScale: number;
        readonly swayScale: number;
    };
    readonly face: {
        readonly eyeSpacingRatio: number;
        readonly eyeCenterYOffsetRatio: number;
        readonly eyeRadiusXRatio: number;
        readonly eyeHeightRatio: number;
        readonly eyeRotationRange: number;
        readonly eyeTiltBias: number;
        readonly mouthWidthRatio: number;
        readonly mouthYOffsetRatio: number;
        readonly mouthCurveDepthRatio: number;
        readonly mouthCenterOffsetRatio: number;
        readonly mouthCornerTiltRatio: number;
        readonly eyeStyle: {
            readonly irisScale: number;
            readonly pupilWidthScale: number;
            readonly pupilHeightScale: number;
            readonly upperLidArchRatio: number;
            readonly upperLidInsetRatio: number;
            readonly lowerLidOpacity: number;
        };
    };
    readonly details: {
        readonly mantleCurrentCount: number;
        readonly mantleNodeCount: number;
    };
};
/**
 * Builds one deterministic morphology profile for `Octopus3`.
 *
 * @param createRandom Seeded random factory scoped to the current avatar.
 * @returns Stable morphology profile.
 *
 * @private helper of `octopus3AvatarVisual`
 */
export declare function createOctopus3MorphologyProfile(createRandom: (salt: string) => () => number): Octopus3MorphologyProfile;
/**
 * Octopus3 avatar visual.
 *
 * @private built-in avatar visual
 */
export declare const octopus3AvatarVisual: AvatarVisualDefinition;