CMakeTests

# CPU Tests executable
add_executable(test_bilateral_cpu_test
        Tests/test_bilateral_cpu_test.cpp
        Tests/bilateral_filter_cpu.h
        Tests/CImg.h
        Tests/utils.h
        src/PermutohedralLatticeCPU.h)

if (LINUX)
    find_package(Threads REQUIRED)
    target_link_libraries(test_bilateral_cpu_test PRIVATE ${CMAKE_THREAD_LIBS_INIT})
endif ()



# CUDA Library
add_library(permutohedral STATIC Tests/PermutohedralLatticeGPU.cu src/PermutohedralLatticeGPU.cuh src/DeviceMemoryAllocator.h)

# Request that permutohedral be built with -std=c++11
# As this is a public compile feature anything that links to
# particles will also build with -std=c++11
target_compile_features(permutohedral PUBLIC cxx_std_11)

# We need to explicitly state that we need all CUDA files in the
# permutohedral library to be built with -dc as the member functions
# could be called by other libraries and executables
set_target_properties(permutohedral PROPERTIES CUDA_SEPARABLE_COMPILATION ON)

# GPU test executable
add_executable(test_bilateral_gpu
        Tests/test_bilateral_gpu.cpp
        Tests/bilateral_filter_gpu.h
        Tests/CImg.h
        Tests/utils.h)


set_property(TARGET test_bilateral_gpu PROPERTY CUDA_SEPARABLE_COMPILATION ON)
target_link_libraries(test_bilateral_gpu PRIVATE permutohedral)

if(APPLE)
    # We need to add the path to the driver (libcuda.dylib) as an rpath,
    # so that the static cuda runtime can find it at runtime.
    set_property(TARGET test_bilateral_gpu PROPERTY BUILD_RPATH ${CMAKE_CUDA_IMPLICIT_LINK_DIRECTORIES})
endif()


# CPU and GPU compare executable

add_executable(test_compare_cpu_and_gpu
        Tests/test_compare_cpu_and_gpu.cpp
        Tests/bilateral_filter_cpu.h
        Tests/bilateral_filter_gpu.h
        Tests/CImg.h
        Tests/utils.h
        src/PermutohedralLatticeCPU.h)

set_property(TARGET test_compare_cpu_and_gpu PROPERTY CUDA_SEPARABLE_COMPILATION ON)
target_link_libraries(test_compare_cpu_and_gpu PRIVATE permutohedral)

if(APPLE)
    # We need to add the path to the driver (libcuda.dylib) as an rpath,
    # so that the static cuda runtime can find it at runtime.
    set_property(TARGET test_compare_cpu_and_gpu PROPERTY BUILD_RPATH ${CMAKE_CUDA_IMPLICIT_LINK_DIRECTORIES})
endif()