MatrixInterface.js

export let GLMAT_ARRAY_TYPE = Array;
export let isMatrixArray = x => Array.isArray(x);
if (typeof Float32Array !== 'undefined') {
  GLMAT_ARRAY_TYPE = Float32Array;
  isMatrixArray = x => Array.isArray(x) || x instanceof Float32Array;
}
export class MatrixInterface {
  // Private field to store the matrix
  #matrix = null;
  constructor(...args) {
    if (this.constructor === MatrixInterface) {
      throw new Error("Class is of abstract type and can't be instantiated");
    }
    // TODO: don't check this at runtime but still at compile time
    /*const methods = [
      'add',
      'setElement',
      'reset',
      'set',
      'get',
      'copy',
      'clone',
      'diagonal',
      'row',
      'column',
      'transpose',
      'mult',
      'multiplyVec',
      'invert',
      'createSubMatrix3x3',
      'inverseTranspose4x4',
      'apply',
      'scale',
      'rotate4x4',
      'translate',
      'rotateX',
      'rotateY',
      'rotateZ',
      'perspective',
      'ortho',
      'multiplyVec4',
      'multiplyPoint',
      'multiplyAndNormalizePoint',
      'multiplyDirection',
      'multiplyVec3'
    ];

    methods.forEach(method => {
      if (this[method] === undefined) {
        throw new Error(`${method}() method must be implemented`);
      }
    });*/
  }
}