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CMakeLists.txt
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CMakeLists.txt
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cmake_minimum_required(VERSION 3.16)
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall --std=c++17 -O3 -fPIC" )
# set( CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -O3 -fPIC" )
project(sift_cpp LANGUAGES CXX)
list(APPEND CMAKE_PREFIX_PATH "/tmp/xtl-install")
list(APPEND CMAKE_PREFIX_PATH "/tmp/xtensor-install")
list(APPEND CMAKE_PREFIX_PATH "/tmp/xsimd-install")
add_subdirectory(extern/pybind11)
find_package(Python REQUIRED COMPONENTS Interpreter Development NumPy)
# If using `add_subdirectory` on `xtl`, `xtensor`, and `xsimd`, there will be error.
# Check https://github.com/xtensor-stack/xtensor-python/issues/293
find_package(xtl REQUIRED)
find_package(xtensor REQUIRED)
find_package(xsimd REQUIRED)
# Why the following line is not necessary?
add_subdirectory(extern/xtensor-python)
add_subdirectory(src)
add_subdirectory(examples)
include_directories(./extern/eigen-3.4.0)
pybind11_add_module(lion_sift_cpp ./pybind11_wrapper.cpp)
# Figure out what's the difference of include_directories vs target_include_directories
target_include_directories(lion_sift_cpp PRIVATE ./src)
target_link_libraries(lion_sift_cpp PUBLIC xtensor xtensor::optimize xtensor::use_xsimd pybind11::module xtensor-python Python::NumPy img sift)
# target_include_directories(lion_sift_cpp PUBLIC ${CMAKE_SOURCE_DIR}/include ${CMAKE_SOURCE_DIR}/src ${CMAKE_SOURCE_DIR}/extern)
# target_link_libraries (lion_sift_cpp PUBLIC xtensor xtensor::optimize xtensor::use_xsimd pybind11::module xtensor-python Python::NumPy student_static rgb2gray_static)
# It must be called before adding `tests` subdirectory.
enable_testing()
add_subdirectory(tests)