@phaserjs/phaser/math/mat2d/Mat2dScale.js

Phaser 4

import { Matrix2D } from "./Matrix2D";
export function Mat2dScale(target, scaleX, scaleY, out = new Matrix2D()) {
  const { a, b, c, d, tx, ty } = target;
  return out.set(a * scaleX, b * scaleX, c * scaleY, d * scaleY, tx, ty);
}