cmake_minimum_required(VERSION 3.22.1)

set(input_image ${CMAKE_CURRENT_SOURCE_DIR}/Gourds.png)
set(output_image ComputePeronaMalikAnisotropicDiffusionTest.mha)
set(test_options 5 2.0)

project(ComputePeronaMalikAnisotropicDiffusion)

find_package(ITK REQUIRED
  COMPONENTS
  ITKAnisotropicSmoothing
  ITKCommon
  ITKIOImageBase
  ITKIOMeta
  ITKIOPNG
  )

add_executable(${PROJECT_NAME} Code.cxx)
target_link_libraries(${PROJECT_NAME}
  PRIVATE
    ITK::ITKImageIO
    ITK::ITKAnisotropicSmoothingModule
    ITK::ITKCommonModule
)

install(TARGETS ${PROJECT_NAME}
  DESTINATION bin/ITKSphinxExamples/Filtering/AnisotropicSmoothing
  COMPONENT Runtime
)

install(FILES Code.cxx CMakeLists.txt Code.py
  DESTINATION share/ITKSphinxExamples/Code/Filtering/AnisotropicSmoothing/ComputePeronaMalikAnisotropicDiffusion
  COMPONENT Code
)

enable_testing()

add_test(NAME ComputePeronaMalikAnisotropicDiffusionTest
  COMMAND ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/${PROJECT_NAME}
  ${input_image}
  ${output_image}
  ${test_options}
)

if(ITK_WRAP_PYTHON)
  string(REPLACE . "Python." output_image "${output_image}")
  add_test(NAME ComputePeronaMalikAnisotropicDiffusionTestPython
    COMMAND ${Python3_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/Code.py
      ${input_image}
      ${output_image}
      ${test_options}
    )
endif()
