import { SeededRNG } from './rng.js';
/**
 * Generate an organic blob shape as an SVG path.
 * Uses polar coordinates with noise for natural-looking forms.
 */
export declare function blobPath(rng: SeededRNG, cx: number, cy: number, radius: number, irregularity?: number, points?: number): string;
/**
 * Generate a crystalline faceted shape.
 */
export declare function crystalPath(rng: SeededRNG, cx: number, cy: number, radius: number, facets?: number): string;
/**
 * Generate flowing curves (for interconnected/neural patterns).
 */
export declare function flowingCurve(rng: SeededRNG, x1: number, y1: number, x2: number, y2: number, waviness?: number): string;
/**
 * Generate a circle of dots/nodes (for neural/network patterns).
 */
export declare function nodeCircle(rng: SeededRNG, cx: number, cy: number, radius: number, count: number): {
    x: number;
    y: number;
    r: number;
}[];
/**
 * Generate concentric ring path.
 */
export declare function ringPath(cx: number, cy: number, r: number): string;
/**
 * Generate a starburst / radial spike pattern.
 */
export declare function starburstPath(rng: SeededRNG, cx: number, cy: number, innerR: number, outerR: number, spikes: number): string;