Method scale

src/math/Matrices/Matrix.js:933–960

* Scales a p5.Matrix by scalars or a vector. * * This method applies a scaling transformation to the current matrix. * Scaling is a transformation that enlarges or shrinks objects by a scale factor * along the x, y, and z axes. The scale factors can be provided as individual * numbers

(x, y, z)

   * }
   */
  scale(x, y, z) {
    if (x instanceof Vector) {
      // x is a vector, extract the components from it.
      y = x.y;
      z = x.z;
      x = x.x; // must be last
    } else if (x instanceof Array) {
      // x is an array, extract the components from it.
      y = x[1];
      z = x[2];
      x = x[0]; // must be last
    }

    this.matrix[0] *= x;
    this.matrix[1] *= x;
    this.matrix[2] *= x;
    this.matrix[3] *= x;
    this.matrix[4] *= y;
    this.matrix[5] *= y;
    this.matrix[6] *= y;
    this.matrix[7] *= y;
    this.matrix[8] *= z;
    this.matrix[9] *= z;
    this.matrix[10] *= z;
    this.matrix[11] *= z;

    return this;
  }

  /**
   * Rotate the Matrix around a specified axis by a given angle.