8000 Add build via CMakeLists · Cryoris/matplotlib-cpp@b959de0 · GitHub
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Add build via CMakeLists
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‎.gitignore

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# Build
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/examples/build/*
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/build/*
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# Images
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*.png

‎CMakeLists.txt

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project(MatplotlibC++)
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cmake_minimum_required(VERSION 2.8)
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set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/modules/")
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find_package(Eigen3)
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if (${EIGEN3_FOUND})
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include_directories(${EIGEN3_INCLUDE_DIR})
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else()
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message(STATUS "Eigen3 not found")
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endif()
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find_package(Python3 COMPONENTS Interpreter Development)
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if (${Python3_FOUND})
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include_directories(${Python3_INCLUDE_DIRS})
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else()
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message(FATAL_ERROR "Python3 not found, please install it.")
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endif()
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find_package(NumPy)
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if (${PYTHON_NUMPY_FOUND})
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include_directories(${PYTHON_NUMPY_INCLUDE_DIR})
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else()
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message(WARNING "Python3 NumPy not found, proceeding with -DWITHOUT_NUMPY."
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" Some functions might not work.")
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add_definitions(-DWITHOUT_NUMPY)
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endif()
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# add_subdirectory("examples")
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set(CMAKE_CXX_STANDARD 17)
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add_executable(basic examples/basic.cpp matplotlibcpp.h)
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target_link_libraries(basic ${Python3_LIBRARIES})

‎Makefile

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# Put the path to your Python.h here
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# Python header include: Put the path to Python.h here
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includes = -I /usr/local/Cellar/python/3.7.4/Frameworks/Python.framework/Versions/3.7/include/python3.7m
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# Numpy include
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# Numpy include: Put the path to numpy/arrayobject.h
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includes += -I /usr/local/lib/python3.7/site-packages/numpy/core/include
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7-
# Add the path to the directory containing libpython*.a here if the linking fails
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# Python libraries include: Add the path to the directory containing libpython*.a here
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includes += -L /usr/local/Cellar/python/3.7.4/Frameworks/Python.framework/Versions/3.7/lib
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# Link your python version
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# Link your Python version
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linkings = -lpython3.7
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# Compiler definitions

‎cmake/modules/FindEigen3.cmake

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# - Try to find Eigen3 lib
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#
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# This module supports requiring a minimum version, e.g. you can do
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# find_package(Eigen3 3.1.2)
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# to require version 3.1.2 or newer of Eigen3.
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#
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# Once done this will define
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#
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# EIGEN3_FOUND - system has eigen lib with correct version
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# EIGEN3_INCLUDE_DIR - the eigen include directory
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# EIGEN3_VERSION - eigen version
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#
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# This module reads hints about search locations from
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# the following enviroment variables:
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#
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# EIGEN3_ROOT
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# EIGEN3_ROOT_DIR
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# Copyright (c) 2006, 2007 Montel Laurent, <montel@kde.org>
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# Copyright (c) 2008, 2009 Gael Guennebaud, <g.gael@free.fr>
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# Copyright (c) 2009 Benoit Jacob <jacob.benoit.1@gmail.com>
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# Redistribution and use is allowed according to the terms of the 2-clause BSD license.
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if(NOT Eigen3_FIND_VERSION)
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if(NOT Eigen3_FIND_VERSION_MAJOR)
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set(Eigen3_FIND_VERSION_MAJOR 2)
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endif(NOT Eigen3_FIND_VERSION_MAJOR)
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if(NOT Eigen3_FIND_VERSION_MINOR)
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set(Eigen3_FIND_VERSION_MINOR 91)
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endif(NOT Eigen3_FIND_VERSION_MINOR)
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if(NOT Eigen3_FIND_VERSION_PATCH)
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set(Eigen3_FIND_VERSION_PATCH 0)
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endif(NOT Eigen3_FIND_VERSION_PATCH)
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set(Eigen3_FIND_VERSION "${Eigen3_FIND_VERSION_MAJOR}.${Eigen3_FIND_VERSION_MINOR}.${Eigen3_FIND_VERSION_PATCH}")
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endif(NOT Eigen3_FIND_VERSION)
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macro(_eigen3_check_version)
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file(READ "${EIGEN3_INCLUDE_DIR}/Eigen/src/Core/util/Macros.h" _eigen3_version_header)
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string(REGEX MATCH "define[ \t]+EIGEN_WORLD_VERSION[ \t]+([0-9]+)" _eigen3_world_version_match "${_eigen3_version_header}")
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set(EIGEN3_WORLD_VERSION "${CMAKE_MATCH_1}")
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string(REGEX MATCH "define[ \t]+EIGEN_MAJOR_VERSION[ \t]+([0-9]+)" _eigen3_major_version_match "${_eigen3_version_header}")
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set(EIGEN3_MAJOR_VERSION "${CMAKE_MATCH_1}")
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string(REGEX MATCH "define[ \t]+EIGEN_MINOR_VERSION[ \t]+([0-9]+)" _eigen3_minor_version_match "${_eigen3_version_header}")
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set(EIGEN3_MINOR_VERSION "${CMAKE_MATCH_1}")
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set(EIGEN3_VERSION ${EIGEN3_WORLD_VERSION}.${EIGEN3_MAJOR_VERSION}.${EIGEN3_MINOR_VERSION})
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if(${EIGEN3_VERSION} VERSION_LESS ${Eigen3_FIND_VERSION})
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set(EIGEN3_VERSION_OK FALSE)
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else(${EIGEN3_VERSION} VERSION_LESS ${Eigen3_FIND_VERSION})
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set(EIGEN3_VERSION_OK TRUE)
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endif(${EIGEN3_VERSION} VERSION_LESS ${Eigen3_FIND_VERSION})
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if(NOT EIGEN3_VERSION_OK)
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message(STATUS "Eigen3 version ${EIGEN3_VERSION} found in ${EIGEN3_INCLUDE_DIR}, "
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"but at least version ${Eigen3_FIND_VERSION} is required")
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endif(NOT EIGEN3_VERSION_OK)
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endmacro(_eigen3_check_version)
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if (EIGEN3_INCLUDE_DIR)
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# in cache already
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_eigen3_check_version()
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set(EIGEN3_FOUND ${EIGEN3_VERSION_OK})
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else (EIGEN3_INCLUDE_DIR)
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# search for signature, 1st try
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find_path(EIGEN3_INCLUDE_DIR NAMES signature_of_eigen3_matrix_library
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HINTS
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ENV EIGEN3_ROOT
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ENV EIGEN3_ROOT_DIR
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PATHS
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${CMAKE_INSTALL_PREFIX}/include
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${KDE4_INCLUDE_DIR}
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PATH_SUFFIXES eigen3 eigen
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)
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if (NOT DEFINED EIGEN3_INCLUDE_DIR)
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# search for directory name, 2nd try
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find_path(EIGEN3_INCLUDE_DIR NAMES Eigen/Core
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HINTS
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/usr/include
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/usr/local/include
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)
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endif()
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endif(EIGEN3_INCLUDE_DIR)
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if(EIGEN3_INCLUDE_DIR)
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_eigen3_check_version()
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message(STATUS "Eigen3 found at ${EIGEN3_INCLUDE_DIR}")
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(Eigen3 DEFAULT_MSG EIGEN3_INCLUDE_DIR EIGEN3_VERSION_OK)
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mark_as_advanced(EIGEN3_INCLUDE_DIR)
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endif()
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‎cmake/modules/FindNumPy.cmake

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# Find the Python NumPy package
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# PYTHON_NUMPY_INCLUDE_DIR
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# PYTHON_NUMPY_FOUND
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# will be set by this script
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cmake_minimum_required(VERSION 2.8)
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if(NOT PYTHON_EXECUTABLE)
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if(NumPy_FIND_QUIETLY)
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find_package(PythonInterp QUIET)
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else()
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find_package(PythonInterp)
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set(__numpy_out 1)
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endif()
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endif()
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if (PYTHON_EXECUTABLE)
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# Find out the include path
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execute_process(
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COMMAND "${PYTHON_EXECUTABLE}" -c
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"from __future__ import print_function\ntry: import numpy; print(numpy.get_include(), end='')\nexcept:pass\n"
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OUTPUT_VARIABLE __numpy_path)
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# And the version
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execute_process(
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COMMAND "${PYTHON_EXECUTABLE}" -c
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"from __future__ import print_function\ntry: import numpy; print(numpy.__version__, end='')\nexcept:pass\n"
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OUTPUT_VARIABLE __numpy_version)
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elseif(__numpy_out)
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message(STATUS "Python executable not found.")
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endif(PYTHON_EXECUTABLE)
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find_path(PYTHON_NUMPY_INCLUDE_DIR numpy/arrayobject.h
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HINTS "${__numpy_path}" "${PYTHON_INCLUDE_PATH}" NO_DEFAULT_PATH)
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if(PYTHON_NUMPY_INCLUDE_DIR)
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set(PYTHON_NUMPY_FOUND 1 CACHE INTERNAL "Python numpy found")
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endif(PYTHON_NUMPY_INCLUDE_DIR)
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(NumPy REQUIRED_VARS PYTHON_NUMPY_INCLUDE_DIR
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VERSION_VAR __numpy_version)

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