CMakeLists.txt

cmake_minimum_required(VERSION 3.0)
enable_testing()
project(leocpp CXX C)

# specify C++ standard
set(CMAKE_CXX_STANDARD 14)
set(CMAKE_CXX_STANDARD_REQUIRED True)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -w -fopenmp")

# options
set (CMAKE_INSTALL_PREFIX "/usr/local" CACHE PATH "Install prefix for library")
option(LEOCPP_BUILD_PYTHON_TOOLBOX "build python toolbox" ON)

# GTSAM
# find_package(GTSAM REQUIRED PATHS "${CMAKE_CURRENT_SOURCE_DIR}/gtsam/install" NO_DEFAULT_PATH)
find_package(GTSAM REQUIRED)
include_directories(${GTSAM_INCLUDE_DIR})
set(GTSAM_LIBRARIES gtsam)

# GTSAMCMakeTools
# find_package(GTSAMCMakeTools REQUIRED PATHS "${CMAKE_CURRENT_SOURCE_DIR}/gtsam/" NO_DEFAULT_PATH)
find_package(GTSAMCMakeTools)
include(GtsamMakeConfigFile)
include(GtsamBuildTypes)
include(GtsamTesting)

# for unittest scripts
set(CMAKE_MODULE_PATH "${CMAKE_MODULE_PATH}" "${GTSAM_DIR}/../GTSAMCMakeTools")

# Boost
find_package(Boost 1.50 REQUIRED)
find_package(Boost COMPONENTS filesystem REQUIRED)
find_package(Boost COMPONENTS system REQUIRED)
find_package(Boost COMPONENTS thread REQUIRED)
find_package(Boost COMPONENTS serialization REQUIRED)
include_directories(${Boost_INCLUDE_DIR})

# include current source folder and generated config header files
add_definitions(-DBASE_PATH="${CMAKE_CURRENT_SOURCE_DIR}")
include_directories(BEFORE ${CMAKE_CURRENT_SOURCE_DIR})

# Process subdirs
add_subdirectory(leocpp)

# Python wrapper
if(LEOCPP_BUILD_PYTHON_TOOLBOX)
  include_directories(${GTSAM_DIR}/cython)
  include_directories(/usr/local/cython)
  include(GtsamCythonWrap)
  include_directories(${GTSAM_EIGENCY_INSTALL_PATH})

  wrap_and_install_library_cython("leocpp.h"
                                  "from gtsam.gtsam cimport *" # extra import of gtsam/gtsam.pxd Cython header
                                  "${CMAKE_INSTALL_PREFIX}/cython" # install path
                                  leocpp  # library to link with
                                  "gtsam"  # dependencies which need to be built before wrapping
                                  )
  add_definitions(-DBOOST_OPTIONAL_ALLOW_BINDING_TO_RVALUES -DBOOST_OPTIONAL_CONFIG_ALLOW_BINDING_TO_RVALUES)
endif()

# Install config and export files
GtsamMakeConfigFile(leocpp)
export(TARGETS ${LEOCPP_EXPORTED_TARGETS} FILE leocpp-exports.cmake)