src/primitives.js
function reorientNormals(array, matrix) {
  applyFuncToV3Array(array, m4.inverse(matrix), transformNormal);
  return array;
}
function reorientNormals(array, matrix) {
  applyFuncToV3Array(array, m4.inverse(matrix), transformNormal);
  return array;
}
function reorientNormals ( array , matrix ) { applyFuncToV3Array ( array , m4 . inverse ( matrix ) , transformNormal ) ; return array ; }
Reorients normals by the inverse-transpose of the given
matrix..
@param {(number[]|TypedArray)} array The array. Assumes value floats per element.
@param {module:twgl/m4.Mat4} matrix A matrix to multiply by.
@return {(number[]|TypedArray)} the same array that was passed in
@memberOf module:twgl/primitives
Reorients normals by the inverse - transpose of the given matrix ..