cmake_minimum_required(VERSION 2.8)
project(sparse_align_test)

SET(CMAKE_BUILD_TYPE Release ) # change into Release if u don't want to
option (BUILD_TESTS "Builds all tests" ON)

MESSAGE("Build type: " ${CMAKE_BUILD_TYPE})

set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS}     -Wall -O3  -march=native")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -O3  -march=native")

set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
add_definitions(-std=c++11)

include(ExternalProject)
list(APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake")


include_directories(${PROJECT_SOURCE_DIR}/SparseAlign/include/)
add_subdirectory(SparseAlign)

include_directories(${PROJECT_SOURCE_DIR}/FeatureDetection/include/)
add_subdirectory(FeatureDetection)

include_directories(${PROJECT_SOURCE_DIR}/test/include/)
add_subdirectory(test)

include_directories(${PROJECT_SOURCE_DIR}/Viewer/include/)
add_subdirectory(Viewer)


## add gtest support
if(${BUILD_TESTS})
    MESSAGE("Build Test ...")
    # add eigen 
    find_package(Eigen 3.2.10 REQUIRED)
    message("--Found Eigen library in ${EIGEN_INCLUDE_DIR}")
    include_directories(${EIGEN_INCLUDE_DIR})
    # main projects and link the library
    add_executable(${PROJECT_NAME} main.cpp)
    target_link_libraries(${PROJECT_NAME}   sparse_align 
                                        feature_detection 
                                        test_sparse_align)

endif()