code: public Matrix3x2f mulLocal(Matrix3x2fc left, Matrix3x2f dest) {
          float nm00 = left.m00() * m00 + left.m10() * m01;
          float nm01 = left.m01() * m00 + left.m11() * m01;
          float nm10 = left.m00() * m10 + left.m10() * m11;
          float nm11 = left.m01() * m10 + left.m11() * m11;
          float nm20 = left.m00() * m20 + left.m10() * m21 + left.m20();
          float nm21 = left.m01() * m20 + left.m11() * m21 + left.m21();
          dest.m00 = nm00;
          dest.m01 = nm01;
          dest.m10 = nm10;
          dest.m11 = nm11;
          dest.m20 = nm20;
          dest.m21 = nm21;
          return dest;
      }
docs: /* (non-Javadoc)
  @see org.joml.Matrix3x2fc#mulLocal(org.joml.Matrix3x2fc, org.joml.Matrix3x2f)