/**
 * A function component: receives props (including `children`) and returns
 * element descriptors to mount in its place.
 *
 * @remarks
 * Invoked exactly once, while the tree mounts — never re-rendered. Ongoing
 * change flows through accessor-valued props and hooks, not re-invocation.
 */
export type ComponentFn = (props: Record<string, unknown>) => SceneElement | SceneElement[] | null;
/** What a JSX tag resolves to: an intrinsic name, a `ComponentFn`, or `Fragment`. */
export type ElementType = string | ComponentFn | typeof Fragment;
/**
 * Inert element descriptor produced by `jsx`/`h`. Plain data — no three.js
 * objects exist until `render()` mounts the tree.
 */
export interface SceneElement {
    /** Intrinsic tag name, function component, or `Fragment`. */
    type: ElementType;
    /** All props except `children`. */
    props: Record<string, unknown>;
    /** Normalized child list. */
    children: SceneChild[];
}
/**
 * Anything acceptable as a JSX child. Elements and nested arrays are mounted;
 * `null`, `undefined`, booleans, strings and numbers are skipped — a 3D scene
 * has no text nodes.
 */
export type SceneChild = SceneElement | string | number | boolean | null | undefined | SceneChild[];
/** Fragment tag: mounts its children into the parent without adding an object of its own. */
export declare const Fragment: unique symbol;
/**
 * Create a `SceneElement` descriptor; the entry point a `react-jsx` transform
 * compiles JSX tags into.
 *
 * @remarks
 * Pure and inert — no three.js objects are created and no work happens until
 * `render()` walks the tree.
 *
 * @param type - Intrinsic tag name, function component, or `Fragment`.
 * @param props - Props object; `children` is split out and normalized.
 * @returns A plain `{ type, props, children }` descriptor.
 *
 * @example
 * ```tsx
 * // tsconfig: { "jsx": "react-jsx", "jsxImportSource": "threejs-scenes/jsx" }
 * const tree = <mesh geometry={box} material={mat} position={[0, 1, 0]} />
 * ```
 */
export declare function jsx(type: ElementType, props: Record<string, unknown> | null): SceneElement;
/** Static-children variant of `jsx` — identical here (children are plain arrays either way). */
export declare const jsxs: typeof jsx;
/** Dev-transform variant of `jsx` — identical; no dev-mode bookkeeping is kept. */
export declare const jsxDEV: typeof jsx;
/** Hyperscript builder — `h(Light, { type: 'spot' })`, no transpile needed. */
export declare function h(type: ElementType, props: Record<string, unknown> | null, ...children: SceneChild[]): SceneElement;
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