CMakeLists.txt

### CMakeList for MC Booster

cmake_minimum_required(VERSION 2.8)

# project name
project(MCBooster)

# The version number.
set (MCBooster_VERSION_MAJOR 1)
set (MCBooster_VERSION_MINOR 0)
set (MCBooster_VERSION_PATCH 0)

# warn user if system is not UNIX
if(NOT UNIX)
  message(FATAL_ERROR "This is an unsupported system.")
endif()

# configure a header file to pass some of the CMake settings
# to the source code
configure_file (
  "${PROJECT_SOURCE_DIR}/mcbooster/MCBooster.h.in"
  "${PROJECT_SOURCE_DIR}/mcbooster/MCBooster.h"
 )
mark_as_advanced(MCBooster_VERSION_MAJOR MCBooster_VERSION_MINOR MCBooster_VERSION_PATCH)

SET(MCBooster_CMAKE_DIR "${PROJECT_SOURCE_DIR}/cmake")
SET(CMAKE_MODULE_PATH "${MCBooster_CMAKE_DIR}" ${CMAKE_MODULE_PATH})
SET(CMAKE_VERBOSE_MAKEFILE  ON)

# get TCLAP
find_package(TCLAP REQUIRED)
include_directories(${TCLAP_INCLUDE_DIR})

# get THRUST
find_package(Thrust 1.8 REQUIRED)
include_directories(${THRUST_INCLUDE_DIR})

# get ROOT
find_package(ROOT REQUIRED)
include_directories(${ROOT_INCLUDE_DIR})
link_directories(${ROOT_LIBRARY_DIR})

#cuda
find_package(CUDA 6.5) 

#generate API documentation with Doxygen
find_package(Doxygen)
option(BUILD_DOCUMENTATION "Create and install the HTML based API documentation (requires Doxygen)" NO)

#options to gcc
include(CheckCXXCompilerFlag)
CHECK_CXX_COMPILER_FLAG("-std=c++11" COMPILER_SUPPORTS_CXX11)
if(NOT COMPILER_SUPPORTS_CXX11)
 message(FATAL "The compiler ${CMAKE_CXX_COMPILER} has no C++11 support. Please use a different C++ compiler.")
endif()

#options to gcc
set(CMAKE_CXX_FLAGS " -march=native -fPIC -O3 -fopenmp -lgomp" CACHE STRING "compile flags" FORCE)

#including directories

include_directories(include; ${PROJECT_SOURCE_DIR})

if(CUDA_FOUND)

	#set cuda flags
	
	SET(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS}; --std=c++11 ; --cudart ;  static ; -O3 ; --relocatable-device-code=false; -Xptxas -dlcm=cg)
	SET(CUDA_SEPARABLE_COMPILATION OFF)
	SET(CUDA_VERBOSE_BUILD ON)
	
	# Detect CUDA architecture and get best NVCC flags
	
	INCLUDE(${CMAKE_CURRENT_SOURCE_DIR}/cmake/FindCudaArch.cmake)
	
	SELECT_NVCC_ARCH_FLAGS(NVCC_FLAGS_EXTRA)
	
	LIST(APPEND CUDA_NVCC_FLAGS ${NVCC_FLAGS_EXTRA})
	#hack for gcc 5.x.x
	if(CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 4.9)
	    LIST(APPEND CUDA_NVCC_FLAGS " -D_MWAITXINTRIN_H_INCLUDED ")
    	endif()
endif(CUDA_FOUND)

if( CUDA_FOUND )

	SET(BUILD_CUDA_TARGETS  ON)

else()

	SET(BUILD_CUDA_TARGETS  OFF)

endif()

# messages
MESSAGE(STATUS "Build CUDA/NVCC-based targets: ${BUILD_CUDA_TARGETS}")
MESSAGE(STATUS "TCLAP Include path: ${TCLAP_INCLUDE_DIR}")
MESSAGE(STATUS "Thrust Include path: ${THRUST_INCLUDE_DIR}")
MESSAGE(STATUS "ROOT Include path: ${ROOT_INCLUDE_DIR}")
MESSAGE(STATUS "ROOT Library path: ${ROOT_LIBRARY_DIR}")
MESSAGE(STATUS "ROOT Libraries: ${ROOT_LIBRARIES}")
MESSAGE(STATUS "project source dir: " ${PROJECT_SOURCE_DIR} )
MESSAGE(STATUS "project build dir: " ${PROJECT_BINARY_DIR} )
MESSAGE(STATUS "CUDA libraries: " ${CUDA_LIBRARIES}  )
MESSAGE(STATUS "nvcc cflags: " ${CUDA_NVCC_FLAGS} )
MESSAGE(STATUS "gcc cflags: " ${CMAKE_CXX_FLAGS} )
MESSAGE(STATUS "Install diretory: " ${CMAKE_INSTALL_PREFIX}  )

if(BUILD_CUDA_TARGETS)

#make cuda targets
 
    cuda_add_executable(MCBooster_Example_CUDA_CompareWithRoot
    ${CMAKE_CURRENT_SOURCE_DIR}/src/CompareWithTGenPhaseSpace.cu
    )
    
    target_link_libraries(MCBooster_Example_CUDA_CompareWithRoot
    ${ROOT_LIBRARIES}
    rt
    )
    
    cuda_add_executable(MCBooster_Example_OpenMP_CompareWithRoot
    ${CMAKE_CURRENT_SOURCE_DIR}/src/CompareWithTGenPhaseSpace.cu
    OPTIONS -DTHRUST_DEVICE_SYSTEM=THRUST_DEVICE_SYSTEM_OMP
    )
    
    target_link_libraries(MCBooster_Example_OpenMP_CompareWithRoot
    ${ROOT_LIBRARIES}
    rt
    )


    cuda_add_executable(MCBooster_Example_CUDA_GenerateSample
	${CMAKE_CURRENT_SOURCE_DIR}/src/GenerateSample.cu
	)
	
	target_link_libraries(MCBooster_Example_CUDA_GenerateSample
	${ROOT_LIBRARIES}
	rt
	)
	
	cuda_add_executable(MCBooster_Example_CUDA_B2KPiJpsi
	${CMAKE_CURRENT_SOURCE_DIR}/src/Generate.cu
	)
	
	target_link_libraries(MCBooster_Example_CUDA_B2KPiJpsi
	${ROOT_LIBRARIES}
	rt
	)
		
	cuda_add_executable(MCBooster_Example_OpenMP_NVCC_B2KPiJpsi
	${CMAKE_CURRENT_SOURCE_DIR}/src/Generate.cu
	OPTIONS -DTHRUST_DEVICE_SYSTEM=THRUST_DEVICE_SYSTEM_OMP
	)
	
	target_link_libraries(MCBooster_Example_OpenMP_NVCC_B2KPiJpsi
	${ROOT_LIBRARIES}
	rt
	)
	
	cuda_add_executable(MCBooster_Example_CUDA_PerformanceTest
	${CMAKE_CURRENT_SOURCE_DIR}/src/PerformanceTest.cu
	)
	
	target_link_libraries(MCBooster_Example_CUDA_PerformanceTest
	${ROOT_LIBRARIES}
	rt	
	)
	
	cuda_add_executable(MCBooster_Example_OpenMP_NVCC_PerformanceTest
	${CMAKE_CURRENT_SOURCE_DIR}/src/PerformanceTest.cu
	OPTIONS -DTHRUST_DEVICE_SYSTEM=THRUST_DEVICE_SYSTEM_OMP
	)
	
	target_link_libraries(MCBooster_Example_OpenMP_NVCC_PerformanceTest
	${ROOT_LIBRARIES}
	rt	
	)
	
endif(BUILD_CUDA_TARGETS)



add_executable(MCBooster_Example_OpenMP_GCC_B2KPiJpsi
${CMAKE_CURRENT_SOURCE_DIR}/src/Generate.cpp
)

set_target_properties( MCBooster_Example_OpenMP_GCC_B2KPiJpsi PROPERTIES COMPILE_FLAGS "-std=c++11 -DTHRUST_DEVICE_SYSTEM=THRUST_DEVICE_SYSTEM_OMP" )

target_link_libraries( MCBooster_Example_OpenMP_GCC_B2KPiJpsi
${ROOT_LIBRARIES}
rt
)


add_executable(MCBooster_Example_OpenMP_GCC_PerformanceTest 
${CMAKE_CURRENT_SOURCE_DIR}/src/PerformanceTest.cpp
)

set_target_properties( MCBooster_Example_OpenMP_GCC_PerformanceTest PROPERTIES COMPILE_FLAGS "-std=c++11 -DTHRUST_DEVICE_SYSTEM=THRUST_DEVICE_SYSTEM_OMP" )

target_link_libraries(MCBooster_Example_OpenMP_GCC_PerformanceTest
${ROOT_LIBRARIES}
rt
)

install(DIRECTORY mcbooster
  DESTINATION include)

install(DIRECTORY 
	src
  DESTINATION src/mcbooster/samples)
  
install(DIRECTORY 
	cmake
  DESTINATION src/mcbooster/cmake)

install(FILES
  CMakeLists.txt
  COPYING
  THANKS.md
  README.md
  CHANGELOG.md
  DESTINATION src/mcbooster)
  
if(BUILD_CUDA_TARGETS)
    #generic generator
	install(TARGETS MCBooster_Example_CUDA_GenerateSample DESTINATION bin)
	#complete B0 -> J/psi K pi
	install(TARGETS MCBooster_Example_CUDA_B2KPiJpsi DESTINATION bin)
	install(TARGETS MCBooster_Example_OpenMP_NVCC_B2KPiJpsi DESTINATION bin)
	#performance test
	install(TARGETS MCBooster_Example_CUDA_PerformanceTest DESTINATION bin)
	install(TARGETS MCBooster_Example_OpenMP_NVCC_PerformanceTest DESTINATION bin)
endif()

install(TARGETS MCBooster_Example_OpenMP_GCC_PerformanceTest DESTINATION bin)
install(TARGETS MCBooster_Example_OpenMP_GCC_B2KPiJpsi DESTINATION bin)

if(BUILD_DOCUMENTATION)

    if(NOT DOXYGEN_FOUND)
        message(FALTAL_ERROR "Doxygen is needed to build the documentation.")
    endif()

    set(doxyfile_in ${CMAKE_CURRENT_SOURCE_DIR}/doc/Doxyfile.in)
    set(doxyfile ${CMAKE_CURRENT_BINARY_DIR}/doc/Doxyfile)

    configure_file(${doxyfile_in} ${doxyfile} @ONLY)

    add_custom_target(doc
        COMMAND ${DOXYGEN_EXECUTABLE} ${doxyfile}
        WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
        COMMENT "Generating API documentation with Doxygen"
        VERBATIM)

    install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/doc DESTINATION src/mcbooster/doc)
    
endif()

# build a CPack driven installer package
include (InstallRequiredSystemLibraries)
set (CPACK_SOURCE_IGNORE_FILES  build/*)
set (CPACK_RESOURCE_FILE_LICENSE  
     "${CMAKE_CURRENT_SOURCE_DIR}/COPYING")
set (CPACK_RESOURCE_FILE_README  
     "${CMAKE_CURRENT_SOURCE_DIR}/README.md")
set (CPACK_PACKAGE_VERSION_MAJOR "${MCBooster_VERSION_MAJOR}")
set (CPACK_PACKAGE_VERSION_MINOR "${MCBooster_VERSION_MINOR}")
set (CPACK_PACKAGE_VERSION_PATCH "${MCBooster_VERSION_PATCH}")
include (CPack)