spectrum: Add ==, !=, Get/Set Values to SpectrumValue

spectrum: Add operator == and != to SpectrumValue
spectrum: Fix operator ==,!= (Thanks to Eduardo Almeida and Gabriel Ferreira)
spectrum: Add GetValues and SetValues functions to SpectrumValue

src/spectrum/model/spectrum-value.cc

@@ -411,6 +411,18 @@ operator+(const SpectrumValue& lhs, const SpectrumValue& rhs)
     return res;
 }
 
+bool
+operator==(const SpectrumValue& lhs, const SpectrumValue& rhs)
+{
+    return (lhs.m_values == rhs.m_values);
+}
+
+bool
+operator!=(const SpectrumValue& lhs, const SpectrumValue& rhs)
+{
+    return (lhs.m_values != rhs.m_values);
+}
+
 SpectrumValue
 operator+(const SpectrumValue& lhs, double rhs)
 {

src/spectrum/model/spectrum-value.h

@@ -159,6 +159,50 @@ class SpectrumValue : public SimpleRefCount<SpectrumValue>
      */
     uint32_t GetValuesN() const;
 
+    /**
+     * Directly set the values using the std::vector<double>
+     * \param values a reference to the std::vector<double>
+     */
+    inline void SetValues(Values& values)
+    {
+        NS_ASSERT_MSG(
+            values.size() == m_spectrumModel->GetNumBands(),
+            "Values size does not correspond to the SpectrumModel in use by this SpectrumValue.");
+        m_values = values;
+    }
+
+    /**
+     * Directly set the values by moving the values from the input std::vector<double>
+     * \param values a reference to the std::vector<double> to be moved
+     */
+    inline void SetValues(Values&& values)
+    {
+        NS_ASSERT_MSG(
+            values.size() == m_spectrumModel->GetNumBands(),
+            "Values size does not correspond to the SpectrumModel in use by this SpectrumValue.");
+        m_values = std::move(values);
+    }
+
+    /**
+     * \brief Provides the direct access to the underlying std::vector<double>
+     * that stores the spectrum values.
+     * \return a reference to the stored values
+     */
+    inline Values& GetValues()
+    {
+        return m_values;
+    }
+
+    /**
+     * \brief Provides the direct read-only access to the underlying std::vector<double>
+     * that stores the spectrum values.
+     * \return a const reference to the stored values
+     */
+    inline const Values& GetValues() const
+    {
+        return m_values;
+    }
+
     /**
      * \brief Get the value element at the position
      * \param pos position
@@ -286,6 +330,26 @@ class SpectrumValue : public SimpleRefCount<SpectrumValue>
      */
     friend SpectrumValue operator/(double lhs, const SpectrumValue& rhs);
 
+    /**
+     * Compare two spectrum values
+     *
+     * @param lhs Left Hand Side of the operator
+     * @param rhs Right Hand Side of the operator
+     *
+     * @return true if lhs and rhs SpectruValues are equal
+     */
+    friend bool operator==(const SpectrumValue& lhs, const SpectrumValue& rhs);
+
+    /**
+     * Compare two spectrum values
+     *
+     * @param lhs Left Hand Side of the operator
+     * @param rhs Right Hand Side of the operator
+     *
+     * @return true if lhs and rhs SpectruValues are not equal
+     */
+    friend bool operator!=(const SpectrumValue& lhs, const SpectrumValue& rhs);
+
     /**
      * unary plus operator
      *