elxMacro.h

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/*=========================================================================
 *
 *  Copyright UMC Utrecht and contributors
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
#ifndef elxMacro_h
#define elxMacro_h
 
// Avoid creation of multiple instances of `itk::ImageIOFactoryRegisterManager`, `itk::MeshIOFactoryRegisterManager`,
// and `itk::TransformIOFactoryRegisterManager`.
#undef ITK_IO_FACTORY_REGISTER_MANAGER
 
#include "itkWin32Header.h"
#include "itkMacro.h"
 
#define elxInstallMacro(_classname)                                                                                    \
  template <unsigned VIndex>                                                                                           \
  class ITK_TEMPLATE_EXPORT _classname##_install                                                                       \
  {                                                                                                                    \
  public:                                                                                                              \
    static int                                                                                                         \
    DO(::elastix::ComponentDatabase * cdb)                                                                             \
    {                                                                                                                  \
      using ElastixType = typename ::elastix::ElastixTypedef<VIndex>::ElastixType;                                     \
      const auto name = ::elastix::_classname<ElastixType>::elxGetClassNameStatic();                                   \
      const int  dummy =                                                                                               \
        ::elastix::InstallFunctions<::elastix::_classname<ElastixType>>::InstallComponent(name, VIndex, cdb);          \
      if (::elastix::ElastixTypedef<VIndex + 1>::IsDefined)                                                            \
      {                                                                                                                \
        return _classname##_install<VIndex + 1>::DO(cdb);                                                              \
      }                                                                                                                \
      return dummy;                                                                                                    \
    }                                                                                                                  \
  };                                                                                                                   \
  template <>                                                                                                          \
  class _classname##_install<::elastix::NrOfSupportedImageTypes + 1>                                                   \
  {                                                                                                                    \
  public:                                                                                                              \
    static int                                                                                                         \
    DO(::elastix::ComponentDatabase * )                                                                      \
    {                                                                                                                  \
      return 0;                                                                                                        \
    }                                                                                                                  \
  };                                                                                                                   \
  extern "C" int _classname##InstallComponent(::elastix::ComponentDatabase * _cdb)                                     \
  {                                                                                                                    \
    int _InstallDummy##_classname = _classname##_install<1>::DO(_cdb);                                                 \
    return _InstallDummy##_classname;                                                                                  \
  } // ignore semicolon
 
 
#define elxClassNameMacro(_name)                                                                                       \
  static const char * elxGetClassNameStatic() { return _name; }                                                        \
  const char *        elxGetClassName() const override { return _name; }
 
#define elxDeclarePureVirtualGetSelfMacro(type)                                                                        \
  virtual const type & GetSelf() const override = 0;                                                                   \
  virtual type &       GetSelf() override = 0
 
#define elxOverrideGetSelfMacro                                                                                        \
  auto GetSelf() const->decltype(*this) override { return *this; }                                                     \
  auto GetSelf()->decltype(*this) override { return *this; }                                                           \
  static void                     GetSelf(const void *) = delete
 
 
#define elxout ::xl::xout["standard"]
 
/********************************************************************************
 *                    *
 *      Dll export    *
 *                    *
 ********************************************************************************/
 
#if (defined(_WIN32) || defined(WIN32))
#  define ELASTIXLIB_API
#else
#  if (__GNUC__ >= 4 || defined(__clang__))
#    define ELASTIXLIB_API __attribute__((visibility("default")))
#  else
#    define ELASTIXLIB_API
#  endif
#endif
 
#endif // end #ifndef elxMacro_h