transformation-matrix/src/translate.js

2d transformation matrix functions written in ES6 syntax. Tree shaking ready!

/**
 * Calculate a translate matrix
 * @param tx {number} Translation on axis x
 * @param [ty = 0] {number} Translation on axis y
 * @returns {Matrix} Affine Matrix
 */
export function translate (tx, ty = 0) {
  return {
    a: 1,
    c: 0,
    e: tx,
    b: 0,
    d: 1,
    f: ty
  }
}