text: /* ============================================================================
   * Copyright (c) 2009-2016 BlueQuartz Software, LLC
   *
   * Redistribution and use in source and binary forms, with or without modification,
   * are permitted provided that the following conditions are met:
   *
   * Redistributions of source code must retain the above copyright notice, this
   * list of conditions and the following disclaimer.
   *
   * Redistributions in binary form must reproduce the above copyright notice, this
   * list of conditions and the following disclaimer in the documentation and/or
   * other materials provided with the distribution.
   *
   * Neither the name of BlueQuartz Software, the US Air Force, nor the names of its
   * contributors may be used to endorse or promote products derived from this software
   * without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
   * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   *
   * The code contained herein was partially funded by the following contracts:
   *    United States Air Force Prime Contract FA8650-07-D-5800
   *    United States Air Force Prime Contract FA8650-10-D-5210
   *    United States Prime Contract Navy N00173-07-C-2068
   *
   * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */
  
  #pragma once
  
  #include "SIMPLib/SIMPLib.h"
  #include "SIMPLib/Common/Constants.h"
  #include "SIMPLib/DataArrays/DataArray.hpp"
  #include "SIMPLib/DataArrays/IDataArray.h"
  #include "SIMPLib/DataArrays/IDataArrayFilter.h"
  
  /**
   * @brief The ThresholdFilterHelper class
   */
  class SIMPLib_EXPORT ThresholdFilterHelper : public IDataArrayFilter
  {
  public:
    ThresholdFilterHelper(SIMPL::Comparison::Enumeration compType, double compValue, BoolArrayType* output);
  
    ~ThresholdFilterHelper() override;
  
    /**
     *
     */
    template <typename T>
    void filterDataLessThan(const IDataArray::Pointer& m_Input)
    {
      size_t m_NumValues = m_Input->getNumberOfTuples();
      T v = static_cast<T>(comparisonValue);
      using DataArrayType = DataArray<T>;
      typename DataArrayType::Pointer dataPtr = std::dynamic_pointer_cast<DataArrayType>(m_Input);
      T* data = dataPtr->getTuplePointer(0);
      for(size_t i = 0; i < m_NumValues; ++i)
      {
        bool b = (data[i] < v);
        m_Output->setValue(i, b);
      }
    }
  
    /**
     *
     */
    template <typename T>
    void filterDataGreaterThan(const IDataArray::Pointer& m_Input)
    {
      size_t m_NumValues = m_Input->getNumberOfTuples();
      T v = static_cast<T>(comparisonValue);
      using DataArrayType = DataArray<T>;
      typename DataArrayType::Pointer dataPtr = std::dynamic_pointer_cast<DataArrayType>(m_Input);
      T* data = dataPtr->getTuplePointer(0);
      for(size_t i = 0; i < m_NumValues; ++i)
      {
        bool b = (data[i] > v);
        m_Output->setValue(i, b);
      }
    }
  
    /**
     *
     */
    template <typename T>
    void filterDataEqualTo(const IDataArray::Pointer& m_Input)
    {
      size_t m_NumValues = m_Input->getNumberOfTuples();
      T v = static_cast<T>(comparisonValue);
      using DataArrayType = DataArray<T>;
      typename DataArrayType::Pointer dataPtr = std::dynamic_pointer_cast<DataArrayType>(m_Input);
      T* data = dataPtr->getTuplePointer(0);
      for(size_t i = 0; i < m_NumValues; ++i)
      {
        bool b = (data[i] == v);
        m_Output->setValue(i, b);
      }
    }
  
    /**
     *
     */
    template <typename T>
    void filterDataNotEqualTo(const IDataArray::Pointer& m_Input)
    {
      size_t m_NumValues = m_Input->getNumberOfTuples();
      T v = static_cast<T>(comparisonValue);
      using DataArrayType = DataArray<T>;
      typename DataArrayType::Pointer dataPtr = std::dynamic_pointer_cast<DataArrayType>(m_Input);
      T* data = dataPtr->getTuplePointer(0);
      for(size_t i = 0; i < m_NumValues; ++i)
      {
        bool b = (data[i] != v);
        m_Output->setValue(i, b);
      }
    }
  
    /**
     * @brief execute
     * @param input
     * @param output
     * @return
     */
    int execute(const IDataArray::Pointer& input, IDataArray* output);
  
  private:
    SIMPL::Comparison::Enumeration comparisonOperator;
    double comparisonValue;
    BoolArrayType* m_Output;
  
  public:
    ThresholdFilterHelper(const ThresholdFilterHelper&) = delete;            // Copy Constructor Not Implemented
    ThresholdFilterHelper(ThresholdFilterHelper&&) = delete;                 // Move Constructor Not Implemented
    ThresholdFilterHelper& operator=(const ThresholdFilterHelper&) = delete; // Copy Assignment Not Implemented
    ThresholdFilterHelper& operator=(ThresholdFilterHelper&&) = delete;      // Move Assignment Not Implemented
  };
  