@jscad/modeling/src/operations/extrusions/slice/transform.js

Constructive Solid Geometry (CSG) Library for JSCAD

const vec3 = require('../../../maths/vec3')

const create = require('./create')

/**
 * Transform the given slice using the given matrix.
 * @param {mat4} matrix - transform matrix
 * @param {slice} slice - slice to transform
 * @returns {slice} the transformed slice
 * @alias module:modeling/extrusions/slice.transform
 *
 * @example
 * let matrix = mat4.fromTranslation([1, 2, 3])
 * let newslice = transform(matrix, oldslice)
 */
const transform = (matrix, slice) => {
  const edges = slice.edges.map((edge) => [vec3.transform(vec3.create(), edge[0], matrix), vec3.transform(vec3.create(), edge[1], matrix)])
  return create(edges)
}

module.exports = transform