CMakeLists.txt

cmake_minimum_required(VERSION 3.9)
project(ann_cpp)

message("-- >> Compiler Flags")
message("${CMAKE_CXX_FLAGS_RELEASE}")

include(CheckLanguage)
set(TRY_ENABLE_CUDA FALSE)

#add_definitions(-DLINALG_DOUBLE)
#add_definitions(-DMATARRMATH_CHECK_NAN)

if (TRY_ENABLE_CUDA)
    message("Try to find CUDA")
    check_language(CUDA)
    if (CMAKE_CUDA_COMPILER)
        enable_language(CUDA)
        find_package(CUDA REQUIRED)
        if (NOT DEFINED CMAKE_CUDA_STANDARD)
            set(CMAKE_CUDA_STANDARD 11)
            set(CMAKE_CUDA_STANDARD_REQUIRED ON)
        endif ()
        set(ANN_CUDA_ACTIVE TRUE)
        #include_directories(CMAKE_CUDA_TOOLKIT_INCLUDE_DIRECTORIES)
        #include_directories("C:/Program Files/NVIDIA GPU Computing Toolkit/CUDA/v10.0/include")
        include_directories("${CMAKE_CUDA_COMPILER}/../../include")

        add_definitions(-DLINALG_CUDA_SUPPORT)
        #add_definitions(-DLINALG_AUTOSYNC)
        #add_definitions(-DLINALG_MONITOR_COPY)
        add_definitions(-DANNLIB_USE_CUDA)

        message("-- >> CUDA enabled <<")
        message("-- >> CUDA libs:  ${CUDA_LIBRARIES}<<")
    endif (CMAKE_CUDA_COMPILER)
else (TRY_ENABLE_CUDA)
    set(ANN_CUDA_ACTIVE FALSE)
    message("-- >> CUDA ignored <<")
endif (TRY_ENABLE_CUDA)

include_directories(src/linalg)
add_subdirectory(src/linalg)

include_directories(src/annlib)
add_subdirectory(src/annlib)

include_directories(src/annlib_tasks)
add_subdirectory(src/annlib_tasks)

add_executable(ann_cpp src/main.cpp src/mnist.h src/mnist.cpp)

add_dependencies(ann_cpp annlib_tasks annlib linalg)

target_link_libraries(ann_cpp annlib_tasks annlib linalg)
if (ANN_CUDA_ACTIVE)
    target_link_libraries(ann_cpp annlib_cudaops linalg_cudaops ${CUDA_LIBRARIES})
endif (ANN_CUDA_ACTIVE)