cmake_minimum_required(VERSION 2.8)
project(ReducedModelOptimization)

#Add the project cmake scripts to the module path
list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake)

#Download external dependencies NOTE: If the user has one of these libs it shouldn't be downloaded again.
include(${CMAKE_MODULE_PATH}/DownloadProject.cmake)
if (CMAKE_VERSION VERSION_LESS 3.2)
    set(UPDATE_DISCONNECTED_IF_AVAILABLE "")
else()
    set(UPDATE_DISCONNECTED_IF_AVAILABLE "UPDATE_DISCONNECTED 1")
endif()

##Create directory for the external libraries
file(MAKE_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/build/external)

##vcglib devel branch
download_project(PROJ		    vcglib_devel
                 GIT_REPOSITORY     https://github.com/cnr-isti-vclab/vcglib.git
                 GIT_TAG	    devel
                 PREFIX             ${CMAKE_CURRENT_SOURCE_DIR}/build/external/
                 ${UPDATE_DISCONNECTED_IF_AVAILABLE}
)

##matplot++ lib
download_project(PROJ               MATPLOTPLUSPLUS
                 GIT_REPOSITORY     https://github.com/alandefreitas/matplotplusplus
                 GIT_TAG	    master
                 PREFIX             ${CMAKE_CURRENT_SOURCE_DIR}/build/external/
                 ${UPDATE_DISCONNECTED_IF_AVAILABLE}
                 )
add_subdirectory(${MATPLOTPLUSPLUS_SOURCE_DIR})

#Polyscope
download_project(PROJ               POLYSCOPE
                 GIT_REPOSITORY     https://github.com/nmwsharp/polyscope.git
                 GIT_TAG	    master
                 PREFIX             ${CMAKE_CURRENT_SOURCE_DIR}/build/external/
                 ${UPDATE_DISCONNECTED_IF_AVAILABLE}
)
add_subdirectory(${POLYSCOPE_SOURCE_DIR})

#bobyqa-cpp
download_project(PROJ               BOBYQA
                 GIT_REPOSITORY     https://github.com/elsid/bobyqa-cpp.git
                 GIT_TAG	    master
                 PREFIX             ${CMAKE_CURRENT_SOURCE_DIR}/build/external/
                 ${UPDATE_DISCONNECTED_IF_AVAILABLE}
)
add_subdirectory(${BOBYQA_SOURCE_DIR})
message(STATUS "BOBYQA bin dir:${BOBYQA_BINARY_DIR}")

##Eigen 3 NOTE: Eigen is required on the system the code is ran
find_package(Eigen3 3.3 REQUIRED)

#Add the project sources
file(GLOB SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/src/*.hpp ${CMAKE_CURRENT_SOURCE_DIR}/src/*.cpp)

#OpenMP
find_package(OpenMP)

set(MYSOURCESDIR "/home/iason/Coding/Libraries/MySources")
file(GLOB MYSOURCES ${MYSOURCESDIR}/*.hpp ${MYSOURCESDIR}/*.cpp)

file(GLOB EXT_SOURCES ${vcglib_devel_SOURCE_DIR}/wrap/ply/plylib.cpp
        )


add_executable(${PROJECT_NAME} ${SOURCES} ${MYSOURCES} ${EXT_SOURCES} )

target_include_directories(${PROJECT_NAME}
        PRIVATE ${vcglib_devel_SOURCE_DIR}
        PRIVATE ${MYSOURCESDIR}
        PRIVATE ${BOBYQA_SOURCE_DIR}/include/
        )

#Use C++17
if(MSVC)
        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /std:c++20")
else(MSVC)
        target_compile_features(${PROJECT_NAME} PUBLIC cxx_std_20)
endif(MSVC)

target_link_libraries(${PROJECT_NAME} polyscope Eigen3::Eigen OpenMP::OpenMP_CXX matplot bobyqa_shared)