import type { ShaderModule } from '@use-gpu/shader';
import type { DataBounds } from '@use-gpu/core';
import type { RefObject } from '@use-gpu/live';
import { mat4, mat3 } from 'gl-matrix';
export type MatrixRefs = {
    matrix: RefObject<mat4>;
    normalMatrix: RefObject<mat3>;
};
export type MatrixState = {
    matrix: mat4;
    normalMatrix: mat3;
};
export type MatrixInstances = {
    use: () => (state: MatrixState) => number;
    instance: number;
};
export type TransformBounds = (bounds: DataBounds) => DataBounds;
export type TransformContextProps = {
    key: number;
    transform?: ShaderModule | null;
    differential?: ShaderModule | null;
    bounds?: TransformBounds | null;
    nonlinear?: TransformContextProps | null;
    matrix?: MatrixRefs | null;
};
export declare const DEFAULT_TRANSFORM: {
    key: number;
    transform: null;
    differential: null;
    bounds: (b: DataBounds) => DataBounds;
};
export declare const TransformContext: import("@use-gpu/live").LiveContext<TransformContextProps>;
export declare const useTransformContext: () => TransformContextProps;
export declare const useNoTransformContext: () => void;