add a DenseBase class for MAtrixBase and ArrayBase and more code factorisation

Eigen/src/plugins/ArrayCwiseUnaryOps.h

@@ -0,0 +1,148 @@
+
+
+/** \returns an expression of the coefficient-wise absolute value of \c *this
+  *
+  * Example: \include Cwise_abs.cpp
+  * Output: \verbinclude Cwise_abs.out
+  *
+  * \sa abs2()
+  */
+EIGEN_STRONG_INLINE const CwiseUnaryOp<ei_scalar_abs_op<Scalar>, Derived>
+abs() const
+{
+  return derived();
+}
+
+/** \returns an expression of the coefficient-wise squared absolute value of \c *this
+  *
+  * Example: \include Cwise_abs2.cpp
+  * Output: \verbinclude Cwise_abs2.out
+  *
+  * \sa abs(), square()
+  */
+EIGEN_STRONG_INLINE const CwiseUnaryOp<ei_scalar_abs2_op<Scalar>, Derived>
+abs2() const
+{
+  return derived();
+}
+
+/** \returns an expression of the coefficient-wise exponential of *this.
+  *
+  * Example: \include Cwise_exp.cpp
+  * Output: \verbinclude Cwise_exp.out
+  *
+  * \sa pow(), log(), sin(), cos()
+  */
+inline const CwiseUnaryOp<ei_scalar_exp_op<Scalar>, Derived>
+exp() const
+{
+  return derived();
+}
+
+/** \returns an expression of the coefficient-wise logarithm of *this.
+  *
+  * Example: \include Cwise_log.cpp
+  * Output: \verbinclude Cwise_log.out
+  *
+  * \sa exp()
+  */
+inline const CwiseUnaryOp<ei_scalar_log_op<Scalar>, Derived>
+log() const
+{
+  return derived();
+}
+
+/** \returns an expression of the coefficient-wise square root of *this.
+  *
+  * Example: \include Cwise_sqrt.cpp
+  * Output: \verbinclude Cwise_sqrt.out
+  *
+  * \sa pow(), square()
+  */
+inline const CwiseUnaryOp<ei_scalar_sqrt_op<Scalar>, Derived>
+sqrt() const
+{
+  return derived();
+}
+
+/** \returns an expression of the coefficient-wise cosine of *this.
+  *
+  * Example: \include Cwise_cos.cpp
+  * Output: \verbinclude Cwise_cos.out
+  *
+  * \sa sin(), exp()
+  */
+inline const CwiseUnaryOp<ei_scalar_cos_op<Scalar>, Derived>
+cos() const
+{
+  return derived();
+}
+
+
+/** \returns an expression of the coefficient-wise sine of *this.
+  *
+  * Example: \include Cwise_sin.cpp
+  * Output: \verbinclude Cwise_sin.out
+  *
+  * \sa cos(), exp()
+  */
+inline const CwiseUnaryOp<ei_scalar_sin_op<Scalar>, Derived>
+sin() const
+{
+  return derived();
+}
+
+
+/** \returns an expression of the coefficient-wise power of *this to the given exponent.
+  *
+  * Example: \include Cwise_pow.cpp
+  * Output: \verbinclude Cwise_pow.out
+  *
+  * \sa exp(), log()
+  */
+inline const CwiseUnaryOp<ei_scalar_pow_op<Scalar>, Derived>
+pow(const Scalar& exponent) const
+{
+  return CwiseUnaryOp<ei_scalar_pow_op<Scalar>,Derived>
+          (derived(), ei_scalar_pow_op<Scalar>(exponent));
+}
+
+
+/** \returns an expression of the coefficient-wise inverse of *this.
+  *
+  * Example: \include Cwise_inverse.cpp
+  * Output: \verbinclude Cwise_inverse.out
+  *
+  * \sa operator/(), operator*()
+  */
+inline const CwiseUnaryOp<ei_scalar_inverse_op<Scalar>, Derived>
+inverse() const
+{
+  return derived();
+}
+
+/** \returns an expression of the coefficient-wise square of *this.
+  *
+  * Example: \include Cwise_square.cpp
+  * Output: \verbinclude Cwise_square.out
+  *
+  * \sa operator/(), operator*(), abs2()
+  */
+inline const CwiseUnaryOp<ei_scalar_square_op<Scalar>, Derived>
+square() const
+{
+  return derived();
+}
+
+/** \returns an expression of the coefficient-wise cube of *this.
+  *
+  * Example: \include Cwise_cube.cpp
+  * Output: \verbinclude Cwise_cube.out
+  *
+  * \sa square(), pow()
+  */
+inline const CwiseUnaryOp<ei_scalar_cube_op<Scalar>, Derived>
+cube() const
+{
+  return derived();
+}