import type { MathRender } from './types.js';
type RasterCanvas = OffscreenCanvas | HTMLCanvasElement;
/** The bitmap of a formula in `fallbackColor`, `scale` device pixels per
 *  page pixel along each axis (1 when left out); null when it cannot be
 *  made, or would be too large, and the caller fills the paths. */
export declare function getMathRaster(render: MathRender, fallbackColor: string, scale?: {
    x: number;
    y: number;
}): RasterCanvas | null;
export {};
//# sourceMappingURL=rasterCache.d.ts.map