modeling/src/maths/mat4/copy.js

  1. /**
  2.  * Creates a copy of the given matrix.
  3.  *
  4.  * @param {mat4} out - receiving matrix
  5.  * @param {mat4} matrix - matrix to copy
  6.  * @returns {mat4} out
  7.  * @alias module:modeling/maths/mat4.copy
  8.  */
  9. const copy = (out, matrix) => {
  10.   out[0] = matrix[0]
  11.   out[1] = matrix[1]
  12.   out[2] = matrix[2]
  13.   out[3] = matrix[3]
  14.   out[4] = matrix[4]
  15.   out[5] = matrix[5]
  16.   out[6] = matrix[6]
  17.   out[7] = matrix[7]
  18.   out[8] = matrix[8]
  19.   out[9] = matrix[9]
  20.   out[10] = matrix[10]
  21.   out[11] = matrix[11]
  22.   out[12] = matrix[12]
  23.   out[13] = matrix[13]
  24.   out[14] = matrix[14]
  25.   out[15] = matrix[15]
  26.   return out
  27. }
  29. module.exports = copy