windmouse typescript

export function windMouse(start: Coordinates, dest: Coordinates, G0: number = 9, W0: number = 3, M0: number = 15, D0: number = 12): Coordinates[] {
    let startX = start.x;
    let startY = start.y;

    const destX = dest.x;
    const destY = dest.y;

    let currentX = startX
    let currentY = startY
    let vX = 0, vY = 0, Wx = 0, Wy = 0

    const coordinates : Coordinates[] = [];

    while (true) {
        let dist = Math.hypot(destX - startX, destY - startY);

        if (dist < 1) break;

        let Wmag = Math.min(W0, dist);

        if (dist >= D0) {
            Wx = Wx / sqrt3 + (2 * Math.random() - 1) * Wmag / sqrt5;
            Wy = Wy / sqrt3 + (2 * Math.random() - 1) * Wmag / sqrt5;
        } else {
            Wx /= sqrt3
            Wy /= sqrt3

            if (M0 < 3) {
                M0 = Math.random() * 3 + 3;
            } else {
                M0 /= sqrt3
            }
        }

        vX += Wx + G0 * (destX - startX) / dist
        vY += Wy + G0 * (destY - startY) / dist

        let vMag = Math.hypot(vX, vY);

        if (vMag > M0) {
            let vClip = M0 / 2 + Math.random() * M0 / 2;
            vX = (vX / vMag) * vClip;
            vY = (vY / vMag) * vClip;
        }

        startX += vX
        startY += vY

        let moveX = Math.round(startX)
        let moveY = Math.round(startY)

        if (currentX != moveX || moveY != currentY) {
            currentX = moveX
            currentY = moveY
            coordinates.push({x: currentX, y: currentY});
        }
    }

    return coordinates;
}