@technobuddha/library
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A large library of useful functions
12 lines (11 loc) • 560 B
TypeScript
import { type LineSegment } from './@types/geometry.ts';
/**
* Returns a {@link LineSegment} where the point with the higher y-coordinate is always the starting point (x0, y0).
* If the original line's y1 is greater than y0, the line is returned as-is.
* Otherwise, the start and end points are swapped.
* @param line - The line segment to process.
* @returns A {@link LineSegment} with the topmost point as the starting point.
* @group Geometry
* @category Line Segment
*/
export declare function normalizeLineSegment(line: LineSegment): LineSegment;