opencv/doc/CMakeLists.txt
Maksim Shabunin 1b0ff57562 Merge pull request #10621 from mshabunin:disable-docs
Documentation generation refactoring (#10621)

* Documentation build updates:

- disable documentation by default, do not add to ALL target
- combine Doxygen and Javadoc
- optimize Doxygen html

* javadoc: fix path in build directory

* cmake: fix "Documentation" status line
2018-01-18 16:37:19 +03:00

241 lines
9.8 KiB
CMake

if(NOT BUILD_DOCS)
return()
endif()
# Dependencies scheme (* - optional):
#
# javadoc* -> doxygen_javadoc* -> doxygen_cpp ---------> doxygen -> opencv_docs
# \ \ / /
# \ -> doxygen_python* -> /
# ---------------------------------------------------------->
find_package(Doxygen)
if(DOXYGEN_FOUND)
add_custom_target(doxygen)
# not documented modules list
list(APPEND blacklist "ts" "java_bindings_generator" "java" "python_bindings_generator" "python2" "python3" "js" "world")
unset(CMAKE_DOXYGEN_TUTORIAL_CONTRIB_ROOT)
unset(CMAKE_DOXYGEN_TUTORIAL_JS_ROOT)
set(OPENCV_MATHJAX_RELPATH "https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.0" CACHE STRING "URI to a MathJax installation")
# gathering headers
set(paths_include)
set(paths_doc)
set(paths_bib)
set(paths_sample)
set(paths_tutorial)
set(paths_hal_interface)
set(refs_main)
set(refs_extra)
set(deps)
foreach(m ${OPENCV_MODULES_MAIN} ${OPENCV_MODULES_EXTRA})
list(FIND blacklist ${m} _pos)
if(${_pos} EQUAL -1)
# include folder
set(header_dir "${OPENCV_MODULE_opencv_${m}_LOCATION}/include")
if(EXISTS "${header_dir}")
list(APPEND paths_include "${header_dir}")
list(APPEND deps ${header_dir})
endif()
# doc folder
set(docs_dir "${OPENCV_MODULE_opencv_${m}_LOCATION}/doc")
if(EXISTS "${docs_dir}")
list(APPEND paths_doc "${docs_dir}")
list(APPEND deps ${docs_dir})
endif()
# sample folder
set(sample_dir "${OPENCV_MODULE_opencv_${m}_LOCATION}/samples")
if(EXISTS "${sample_dir}")
list(APPEND paths_sample "${sample_dir}")
list(APPEND deps ${sample_dir})
endif()
# tutorial folder
set(tutorial_dir "${OPENCV_MODULE_opencv_${m}_LOCATION}/tutorials")
if(EXISTS "${tutorial_dir}")
list(APPEND paths_tutorial "${tutorial_dir}")
list(APPEND deps ${tutorial_dir})
# tutorial reference entry
file(GLOB tutorials RELATIVE "${OPENCV_MODULE_opencv_${m}_LOCATION}" "${tutorial_dir}/*.markdown")
foreach (t ${tutorials})
if (NOT DEFINED CMAKE_DOXYGEN_TUTORIAL_CONTRIB_ROOT)
set(CMAKE_DOXYGEN_TUTORIAL_CONTRIB_ROOT "- @ref tutorial_contrib_root")
set(tutorial_contrib_root "${CMAKE_CURRENT_BINARY_DIR}/contrib_tutorials.markdown")
file(WRITE "${tutorial_contrib_root}"
"Tutorials for contrib modules {#tutorial_contrib_root}\n"
"=============================\n")
endif()
file(STRINGS "${OPENCV_MODULE_opencv_${m}_LOCATION}/${t}" tutorial_id LIMIT_COUNT 1 REGEX ".*{#[^}]+}")
string(REGEX REPLACE ".*{#([^}]+)}" "\\1" tutorial_id "${tutorial_id}")
file(APPEND "${tutorial_contrib_root}" "- ${m}. @subpage ${tutorial_id}\n")
endforeach()
endif()
# HAL replacement file
set(replacement_header "${OPENCV_MODULE_opencv_${m}_LOCATION}/src/hal_replacement.hpp")
if(EXISTS "${replacement_header}")
list(APPEND paths_hal_interface "${replacement_header}")
endif()
# BiBTeX file
set(bib_file "${docs_dir}/${m}.bib")
if(EXISTS "${bib_file}")
set(paths_bib "${paths_bib} ${bib_file}")
list(APPEND deps ${bib_file})
endif()
# Reference entry
set(one_ref "\t- ${m}. @ref ${m}\n")
list(FIND OPENCV_MODULES_EXTRA ${m} _pos)
if(${_pos} EQUAL -1)
set(refs_main "${refs_main}${one_ref}")
else()
set(refs_extra "${refs_extra}${one_ref}")
endif()
endif()
endforeach()
# fix references
# set(ref_header "Module name | Folder\n----------- | ------")
# if(refs_main)
# set(refs_main "### Main modules\n${ref_header}\n${refs_main}")
# endif()
# if(refs_extra)
# set(refs_extra "### Extra modules\n${ref_header}\n${refs_extra}")
# endif()
if(refs_main)
set(refs_main "- Main modules:\n${refs_main}")
endif()
if(refs_extra)
set(refs_extra "- Extra modules:\n${refs_extra}")
endif()
# additional config
set(doxyfile "${CMAKE_CURRENT_BINARY_DIR}/Doxyfile")
set(rootfile "${CMAKE_CURRENT_BINARY_DIR}/root.markdown")
set(bibfile "${CMAKE_CURRENT_SOURCE_DIR}/opencv.bib")
set(faqfile "${CMAKE_CURRENT_SOURCE_DIR}/faq.markdown")
set(tutorial_path "${CMAKE_CURRENT_SOURCE_DIR}/tutorials")
set(tutorial_py_path "${CMAKE_CURRENT_SOURCE_DIR}/py_tutorials")
set(CMAKE_DOXYGEN_TUTORIAL_JS_ROOT "- @ref tutorial_js_root")
set(tutorial_js_path "${CMAKE_CURRENT_SOURCE_DIR}/js_tutorials")
set(example_path "${CMAKE_SOURCE_DIR}/samples")
# set export variables
string(REPLACE ";" " \\\n" CMAKE_DOXYGEN_INPUT_LIST "${rootfile} ; ${faqfile} ; ${paths_include} ; ${paths_hal_interface} ; ${paths_doc} ; ${tutorial_path} ; ${tutorial_py_path} ; ${tutorial_js_path} ; ${paths_tutorial} ; ${tutorial_contrib_root}")
string(REPLACE ";" " \\\n" CMAKE_DOXYGEN_IMAGE_PATH "${paths_doc} ; ${tutorial_path} ; ${tutorial_py_path} ; ${tutorial_js_path} ; ${paths_tutorial}")
# TODO: remove paths_doc from EXAMPLE_PATH after face module tutorials/samples moved to separate folders
string(REPLACE ";" " \\\n" CMAKE_DOXYGEN_EXAMPLE_PATH "${example_path} ; ${paths_doc} ; ${paths_sample}")
set(CMAKE_DOXYGEN_LAYOUT "${CMAKE_CURRENT_BINARY_DIR}/DoxygenLayout.xml")
set(CMAKE_DOXYGEN_OUTPUT_PATH "doxygen")
set(CMAKE_DOXYGEN_MAIN_REFERENCE "${refs_main}")
set(CMAKE_DOXYGEN_EXTRA_REFERENCE "${refs_extra}")
set(CMAKE_EXTRA_BIB_FILES "${bibfile} ${paths_bib}")
if (CMAKE_DOXYGEN_GENERATE_QHP)
set(CMAKE_DOXYGEN_GENERATE_QHP "YES")
else()
set(CMAKE_DOXYGEN_GENERATE_QHP "NO")
endif()
list(APPEND CMAKE_DOXYGEN_HTML_FILES "${CMAKE_CURRENT_SOURCE_DIR}/opencv.ico")
list(APPEND CMAKE_DOXYGEN_HTML_FILES "${CMAKE_CURRENT_SOURCE_DIR}/pattern.png")
list(APPEND CMAKE_DOXYGEN_HTML_FILES "${CMAKE_CURRENT_SOURCE_DIR}/acircles_pattern.png")
list(APPEND CMAKE_DOXYGEN_HTML_FILES "${CMAKE_CURRENT_SOURCE_DIR}/bodybg.png")
# list(APPEND CMAKE_DOXYGEN_HTML_FILES "${CMAKE_CURRENT_SOURCE_DIR}/mymath.sty")
list(APPEND CMAKE_DOXYGEN_HTML_FILES "${CMAKE_CURRENT_SOURCE_DIR}/tutorial-utils.js")
string(REPLACE ";" " \\\n" CMAKE_DOXYGEN_HTML_FILES "${CMAKE_DOXYGEN_HTML_FILES}")
# writing file
configure_file(DoxygenLayout.xml DoxygenLayout.xml @ONLY)
configure_file(Doxyfile.in ${doxyfile} @ONLY)
configure_file(root.markdown.in ${rootfile} @ONLY)
# js tutorial assets
set(opencv_tutorial_html_dir "${CMAKE_CURRENT_BINARY_DIR}/doxygen/html")
set(js_tutorials_assets_dir "${CMAKE_CURRENT_SOURCE_DIR}/js_tutorials/js_assets")
set(js_tutorials_assets_deps "")
# make sure the build directory exists
file(MAKE_DIRECTORY "${opencv_tutorial_html_dir}")
# gather and copy specific files for js tutorials
file(GLOB_RECURSE js_assets "${js_tutorials_assets_dir}/*")
ocv_list_filterout(js_assets "\\\\.eslintrc.json")
list(APPEND js_assets "${OpenCV_SOURCE_DIR}/samples/cpp/tutorial_code/calib3d/real_time_pose_estimation/Data/box.mp4")
if(BUILD_opencv_js)
set(ocv_js_dir "${CMAKE_BINARY_DIR}/bin")
set(ocv_js "opencv.js")
list(APPEND js_assets "${ocv_js_dir}/${ocv_js}")
elseif(DEFINED OPENCV_JS_LOCATION)
list(APPEND js_assets "${OPENCV_JS_LOCATION}")
endif()
# copy haar cascade files
set(haar_cascade_files "")
set(data_harrcascades_path "${OpenCV_SOURCE_DIR}/data/haarcascades/")
list(APPEND js_tutorials_assets_deps "${data_harrcascades_path}/haarcascade_frontalface_default.xml" "${data_harrcascades_path}/haarcascade_eye.xml")
list(APPEND js_assets "${data_harrcascades_path}/haarcascade_frontalface_default.xml" "${data_harrcascades_path}/haarcascade_eye.xml")
foreach(f ${js_assets})
get_filename_component(fname "${f}" NAME)
add_custom_command(OUTPUT "${opencv_tutorial_html_dir}/${fname}"
COMMAND ${CMAKE_COMMAND} -E copy_if_different "${f}" "${opencv_tutorial_html_dir}/${fname}"
DEPENDS "${f}"
COMMENT "Copying ${fname}"
)
list(APPEND js_tutorials_assets_deps "${f}" "${opencv_tutorial_html_dir}/${fname}")
endforeach()
add_custom_target(
doxygen_cpp
COMMAND ${DOXYGEN_EXECUTABLE} ${doxyfile}
DEPENDS ${doxyfile} ${rootfile} ${bibfile} ${deps} ${js_tutorials_assets_deps}
COMMENT "Generate Doxygen documentation"
)
if(NOT DEFINED HAVE_PYTHON_BS4 AND PYTHON_DEFAULT_EXECUTABLE)
# Documentation post-processing tool requires BuautifulSoup Python package
execute_process(COMMAND "${PYTHON_DEFAULT_EXECUTABLE}" -c "import bs4; from bs4 import BeautifulSoup; print(bs4.__version__)"
RESULT_VARIABLE _result
OUTPUT_VARIABLE _bs4_version
OUTPUT_STRIP_TRAILING_WHITESPACE)
if(NOT _result EQUAL 0)
set(HAVE_PYTHON_BS4 0 CACHE INTERNAL "")
else()
message(STATUS "Python BeautifulSoup (bs4) version: ${_bs4_version}")
set(HAVE_PYTHON_BS4 1 CACHE INTERNAL "")
endif()
endif()
if(PYTHON_DEFAULT_EXECUTABLE
AND HAVE_PYTHON_BS4
AND OPENCV_PYTHON_SIGNATURES_FILE
AND TARGET gen_opencv_python_source)
add_custom_target(doxygen_python
COMMAND ${PYTHON_DEFAULT_EXECUTABLE} "${CMAKE_CURRENT_SOURCE_DIR}/tools/add_signatures.py" "${CMAKE_CURRENT_BINARY_DIR}/doxygen/html/" "${OPENCV_PYTHON_SIGNATURES_FILE}" "python"
DEPENDS doxygen_cpp gen_opencv_python_source
COMMENT "Inject Python signatures into documentation"
)
endif()
add_dependencies(doxygen doxygen_cpp)
if(TARGET doxygen_python)
add_dependencies(doxygen doxygen_python)
endif()
if(TARGET doxygen_javadoc)
add_dependencies(doxygen_cpp doxygen_javadoc)
endif()
add_dependencies(opencv_docs doxygen)
install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/doxygen/html
DESTINATION "${OPENCV_DOC_INSTALL_PATH}"
COMPONENT "docs" OPTIONAL
${compatible_MESSAGE_NEVER}
)
endif()