CMakeLists.txt

set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -Wall -Wextra -Wno-ignored-attributes -Wno-unused-parameter -Wno-unused-function")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O3 -g -ffast-math -fno-finite-math-only -march=native -Wall -Wno-ignored-attributes -Wextra -Wno-unused-parameter -Wno-unused-function")
#set(CMAKE_CXX_COMPILER mpic++)
set(MPI_C_COMPILER mpicc)
set(MPI_CXX_COMPILER mpic++)

# Require at least cmake 3.1 for find_package(OpenCL)
cmake_minimum_required (VERSION 3.1)
project (illcrawl)

if(NOT CMAKE_BUILD_TYPE)
  set(CMAKE_BUILD_TYPE "Release" CACHE STRING
       "Choose the type of build, options are: Debug Release"
       FORCE)
endif(NOT CMAKE_BUILD_TYPE)

include(CheckCXXCompilerFlag)
CHECK_CXX_COMPILER_FLAG("-std=c++11" COMPILER_SUPPORTS_CXX11)
CHECK_CXX_COMPILER_FLAG("-std=c++0x" COMPILER_SUPPORTS_CXX0X)
if(COMPILER_SUPPORTS_CXX11)
	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
elseif(COMPILER_SUPPORTS_CXX0X)
	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
else()
        message(STATUS "The compiler ${CMAKE_CXX_COMPILER} has no C++11 support. Please use a different C++ compiler.")
endif()

#find_package(OpenGL REQUIRED)
#find_package(GLEW REQUIRED)
#find_package(GLUT REQUIRED)

find_package(MPI REQUIRED)
find_package(OpenCL REQUIRED)
find_package(HDF5 REQUIRED COMPONENTS CXX)
find_package(Threads REQUIRED)
find_package(Boost
  1.61      # Minimum version
  REQUIRED  # Fail with error if Boost is not found
  mpi serialization program_options)

set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${MPI_CXX_COMPILE_FLAGS}")

include_directories(${PROJECT_BINARY_DIR} ${OpenCL_INCLUDE_DIRS} ${HDF5_INCLUDE_DIRS} ${Boost_INCLUDE_DIR} ${MPI_C_INCLUDE_PATH})

add_library(illcrawl_core STATIC
  illcrawl_app.cpp
  animation.cpp
  camera.cpp
  quantity.cpp
  environment.cpp
  smoothing_particle_grid.cpp
  chandra.cpp
  gaunt_factor.cpp
  integration.cpp
  projection.cpp
  particle_distribution.cpp
  particle_grid.cpp
  dm_reconstruction_backend_brute_force.cpp
  dm_reconstruction_backend_grid.cpp
  projective_smoothing_backend_grid.cpp
  projective_smoothing_reconstruction.cpp
  volumetric_reconstruction_backend_nn8.cpp
  volumetric_reconstruction_backend_tree.cpp
  volumetric_slice.cpp
  volumetric_tomography.cpp
  volumetric_integration.cpp
  reconstructing_data_crawler.cpp
  uniform_work_partitioner.cpp
  random.cpp
  profile.cpp
  spectrum.cpp
  tree_ostream.cpp)

add_executable(illcrawl_render illcrawl_render.cpp)
add_executable(illcrawl_extract_fits_slice illcrawl_extract_fits_slice.cpp)
add_executable(illcrawl_filter_snapshot illcrawl_filter_snapshot.cpp)
add_executable(illcrawl_cluster_analysis illcrawl_cluster_analysis.cpp)
add_executable(illcrawl_sum_pixels illcrawl_sum_pixels.cpp)

# This fixes configurations where MPI_CXX_LINK_FLAGS
# has leading whitespaces, preventing the correct
# recognition by cmake as linker flags.
string(STRIP ${MPI_CXX_LINK_FLAGS} MPI_CXX_LINK_FLAGS)
set(LIBS illcrawl_core ${MPI_CXX_LINK_FLAGS}
  ${MPI_CXX_LIBRARIES} ${OpenCL_LIBRARIES} ${HDF5_CXX_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT} ${Boost_MPI_LIBRARY} ${Boost_PROGRAM_OPTIONS_LIBRARY} ${Boost_SERIALIZATION_LIBRARY} cfitsio)

target_link_libraries (illcrawl_render ${LIBS})
target_link_libraries (illcrawl_cluster_analysis ${LIBS})
target_link_libraries (illcrawl_extract_fits_slice ${LIBS})
target_link_libraries (illcrawl_filter_snapshot ${LIBS})
target_link_libraries (illcrawl_sum_pixels ${LIBS})
# Copy CL sources
add_custom_command(TARGET illcrawl_render POST_BUILD
                  COMMAND ${CMAKE_COMMAND} -E copy
                       ${CMAKE_SOURCE_DIR}/*.cl $<TARGET_FILE_DIR:illcrawl_render>)

# Copy data files
add_custom_command(TARGET illcrawl_render POST_BUILD
                  COMMAND ${CMAKE_COMMAND} -E copy
                       ${CMAKE_SOURCE_DIR}/*.dat $<TARGET_FILE_DIR:illcrawl_render>)

#add_custom_command(TARGET illcrawl_render POST_BUILD
#                   COMMAND ${CMAKE_COMMAND} -E copy
#                       ${CMAKE_SOURCE_DIR}/*.cl_hpp $<TARGET_FILE_DIR:illcrawl_render>)