/**
 * Compute rotation values for heading animation.
 *
 * @param currentRotation - Current rotation in rendering convention (already negated)
 * @param targetHeading - Target heading in compass convention (clockwise, 0° = North)
 * @returns [start, end] rotation values in rendering convention for animation
 */
export declare function computeHeadingRotation(currentRotation: number | undefined, targetHeading: number | undefined): [number, number];