cmake_minimum_required(VERSION 2.8 FATAL_ERROR)

if(MSVC)
  # Flag needed by OpenMesh when compiling with Visual Studio.
  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /D_USE_MATH_DEFINES")
else(MSVC)
  # g++ debugging options / gprof options
  #set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ggdb -Wall -Wno-unused-local-typedefs -Wno-unused-result -O0")
  #set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pg -Wall -Wno-unused-local-typedefs -Wno-unused-result")
  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ggdb -Wall -Wno-unused-local-typedefs -Wno-unused-result -O2")
  #set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wno-unused-local-typedefs -Wno-unused-result -O3")

  #set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -ggdb -O0")
  #set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -pg")
  set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -ggdb -O2")
  #set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -O3")
endif(MSVC)

project(tomoprocess C CXX Fortran)

# Package Lapack.
find_package(LAPACK REQUIRED)
if(NOT LAPACK_FOUND)
  message(FATAL_ERROR "Please set LAPACK_DIR.")
endif(NOT LAPACK_FOUND)

# Package VTK.
find_package(VTK REQUIRED)
if(VTK_FOUND)
  include(${VTK_USE_FILE})
else(VTK_FOUND)
  message(FATAL_ERROR "Please set VTK_DIR.")
endif(VTK_FOUND)

# Package ITK.
find_package(ITK REQUIRED)
if(ITK_FOUND)
  include(${ITK_USE_FILE})
else(ITK_FOUND)
  message(FATAL_ERROR "Please set ITK_DIR.")
endif(ITK_FOUND)

# Package CGAL
find_package(CGAL QUIET COMPONENTS Core)
if(CGAL_FOUND)
  include(${CGAL_USE_FILE})
else(CGAL_FOUND)
  message(FATAL_ERROR "Please set CGAL_DIR.")
endif(CGAL_FOUND)

# Include directories.
include_directories("${PROJECT_SOURCE_DIR}/src/")
include_directories("${PROJECT_SOURCE_DIR}/src/object/")
include_directories("${PROJECT_SOURCE_DIR}/src/progress_bar/")
include_directories("${PROJECT_SOURCE_DIR}/src/error/")
include_directories("${PROJECT_SOURCE_DIR}/src/voropp/")
include_directories("${PROJECT_SOURCE_DIR}/src/image/")
include_directories("${PROJECT_SOURCE_DIR}/src/filter/")
include_directories("${PROJECT_SOURCE_DIR}/src/rstartree/")
include_directories("${PROJECT_SOURCE_DIR}/src/vcglib/eigenlib/")
include_directories("${PROJECT_SOURCE_DIR}/src/iris/src/")
include_directories("${PROJECT_BINARY_DIR}/src/minpack2")

# Add source subdirectory.
add_subdirectory(src)

# Add the executable.
add_executable(tomoprocess main.cpp)

# Link libraries.
target_link_libraries(tomoprocess
  ${LAPACK_LIBRARIES}
  ${ItkVtkGlue}
  ${VTK_LIBRARIES}
  ${ITK_LIBRARIES}
  ProgressBar
  ErrorMessage
  voropp
  CGAL
  CGAL_Core
  iris
  Discretize
  Minpack2
)