doc/CMakeLists.txt

   1 #-----------------------
   2 #  CMake file for OpenCV docs
   3 #-----------------------
   4
   5 if(BUILD_DOCS AND DOXYGEN_FOUND)
   6   set(HAVE_DOC_GENERATOR TRUE)
   7 else()
   8   set(HAVE_DOC_GENERATOR FALSE)
   9 endif()
  10
  11 if(HAVE_DOC_GENERATOR)
  12   project(opencv_docs)
  13   # build lists of modules to be documented
  14   set(BASE_MODULES "")
  15   set(EXTRA_MODULES "")
  16
  17   foreach(mod ${OPENCV_MODULES_BUILD} ${OPENCV_MODULES_DISABLED_USER} ${OPENCV_MODULES_DISABLED_AUTO} ${OPENCV_MODULES_DISABLED_FORCE})
  18     string(REGEX REPLACE "^opencv_" "" mod "${mod}")
  19     if("${OPENCV_MODULE_opencv_${mod}_LOCATION}" STREQUAL "${OpenCV_SOURCE_DIR}/modules/${mod}")
  20       list(APPEND BASE_MODULES ${mod})
  21     else()
  22       list(APPEND EXTRA_MODULES ${mod})
  23     endif()
  24   endforeach()
  25   ocv_list_sort(BASE_MODULES)
  26   ocv_list_sort(EXTRA_MODULES)
  27   set(FIXED_ORDER_MODULES core imgproc imgcodecs videoio highgui video calib3d features2d objdetect ml flann photo stitching)
  28   list(REMOVE_ITEM BASE_MODULES ${FIXED_ORDER_MODULES})
  29   set(BASE_MODULES ${FIXED_ORDER_MODULES} ${BASE_MODULES})
  30 endif(HAVE_DOC_GENERATOR)
  31
  32 # ========= Doxygen docs =========
  33
  34 if(BUILD_DOCS AND DOXYGEN_FOUND)
  35   # not documented modules list
  36   list(APPEND blacklist "ts" "java" "python2" "python3" "world" "contrib_world")
  37   unset(CMAKE_DOXYGEN_TUTORIAL_CONTRIB_ROOT)
  38
  39   # gathering headers
  40   set(paths_include)
  41   set(paths_doc)
  42   set(paths_bib)
  43   set(paths_sample)
  44   set(paths_tutorial)
  45   set(paths_hal_interface)
  46   set(refs_main)
  47   set(refs_extra)
  48   set(deps)
  49   foreach(m ${BASE_MODULES} ${EXTRA_MODULES})
  50     list(FIND blacklist ${m} _pos)
  51     if(${_pos} EQUAL -1)
  52       # include folder
  53       set(header_dir "${OPENCV_MODULE_opencv_${m}_LOCATION}/include")
  54       if(EXISTS "${header_dir}")
  55         list(APPEND paths_include "${header_dir}")
  56         list(APPEND deps ${header_dir})
  57       endif()
  58       # doc folder
  59       set(docs_dir "${OPENCV_MODULE_opencv_${m}_LOCATION}/doc")
  60       if(EXISTS "${docs_dir}")
  61         list(APPEND paths_doc "${docs_dir}")
  62         list(APPEND deps ${docs_dir})
  63       endif()
  64       # sample folder
  65       set(sample_dir "${OPENCV_MODULE_opencv_${m}_LOCATION}/samples")
  66       if(EXISTS "${sample_dir}")
  67         list(APPEND paths_sample "${sample_dir}")
  68         list(APPEND deps ${sample_dir})
  69       endif()
  70       # tutorial folder
  71       set(tutorial_dir "${OPENCV_MODULE_opencv_${m}_LOCATION}/tutorials")
  72       if(EXISTS "${tutorial_dir}")
  73         list(APPEND paths_tutorial "${tutorial_dir}")
  74         list(APPEND deps ${tutorial_dir})
  75
  76         # tutorial reference entry
  77         file(GLOB tutorials RELATIVE "${OPENCV_MODULE_opencv_${m}_LOCATION}" "${tutorial_dir}/*.markdown")
  78         foreach (t ${tutorials})
  79           if (NOT DEFINED CMAKE_DOXYGEN_TUTORIAL_CONTRIB_ROOT)
  80             set(CMAKE_DOXYGEN_TUTORIAL_CONTRIB_ROOT "- @ref tutorial_contrib_root")
  81             set(tutorial_contrib_root "${CMAKE_CURRENT_BINARY_DIR}/contrib_tutorials.markdown")
  82             file(WRITE "${tutorial_contrib_root}"
  83               "Tutorials for contrib modules {#tutorial_contrib_root}\n"
  84               "=============================\n")
  85           endif()
  86           file(STRINGS "${OPENCV_MODULE_opencv_${m}_LOCATION}/${t}" tutorial_id LIMIT_COUNT 1 REGEX ".*{#[^}]+}")
  87           string(REGEX REPLACE ".*{#([^}]+)}" "\\1" tutorial_id "${tutorial_id}")
  88           file(APPEND "${tutorial_contrib_root}" "- ${m}. @subpage ${tutorial_id}\n")
  89         endforeach()
  90       endif()
  91       # HAL replacement file
  92       set(replacement_header "${OPENCV_MODULE_opencv_${m}_LOCATION}/src/hal_replacement.hpp")
  93       if(EXISTS "${replacement_header}")
  94         list(APPEND paths_hal_interface "${replacement_header}")
  95       endif()
  96
  97       # BiBTeX file
  98       set(bib_file "${docs_dir}/${m}.bib")
  99       if(EXISTS "${bib_file}")
 100         set(paths_bib "${paths_bib} ${bib_file}")
 101         list(APPEND deps ${bib_file})
 102       endif()
 103       # Reference entry
 104     #   set(one_ref "@ref ${m} | ${m}\n")
 105       set(one_ref "\t- ${m}. @ref ${m}\n")
 106       list(FIND EXTRA_MODULES ${m} _pos)
 107       if(${_pos} EQUAL -1)
 108         set(refs_main "${refs_main}${one_ref}")
 109       else()
 110         set(refs_extra "${refs_extra}${one_ref}")
 111       endif()
 112     endif()
 113   endforeach()
 114
 115   # fix references
 116   # set(ref_header "Module name | Folder\n----------- | ------")
 117   # if(refs_main)
 118   #    set(refs_main "### Main modules\n${ref_header}\n${refs_main}")
 119   # endif()
 120   # if(refs_extra)
 121   #   set(refs_extra "### Extra modules\n${ref_header}\n${refs_extra}")
 122   # endif()
 123   if(refs_main)
 124     set(refs_main "- Main modules:\n${refs_main}")
 125   endif()
 126   if(refs_extra)
 127     set(refs_extra "- Extra modules:\n${refs_extra}")
 128   endif()
 129
 130   # additional config
 131   set(doxyfile "${CMAKE_CURRENT_BINARY_DIR}/Doxyfile")
 132   set(rootfile "${CMAKE_CURRENT_BINARY_DIR}/root.markdown")
 133   set(bibfile "${CMAKE_CURRENT_SOURCE_DIR}/opencv.bib")
 134   set(faqfile "${CMAKE_CURRENT_SOURCE_DIR}/faq.markdown")
 135   set(tutorial_path "${CMAKE_CURRENT_SOURCE_DIR}/tutorials")
 136   set(tutorial_py_path "${CMAKE_CURRENT_SOURCE_DIR}/py_tutorials")
 137   set(example_path "${CMAKE_SOURCE_DIR}/samples")
 138
 139   # set export variables
 140   string(REPLACE ";" " \\\n" CMAKE_DOXYGEN_INPUT_LIST "${rootfile} ; ${faqfile} ; ${paths_include} ; ${paths_hal_interface} ; ${paths_doc} ; ${tutorial_path} ; ${tutorial_py_path} ; ${paths_tutorial} ; ${tutorial_contrib_root}")
 141   string(REPLACE ";" " \\\n" CMAKE_DOXYGEN_IMAGE_PATH "${paths_doc} ; ${tutorial_path} ; ${tutorial_py_path} ; ${paths_tutorial}")
 142   # TODO: remove paths_doc from EXAMPLE_PATH after face module tutorials/samples moved to separate folders
 143   string(REPLACE ";" " \\\n" CMAKE_DOXYGEN_EXAMPLE_PATH  "${example_path} ; ${paths_doc} ; ${paths_sample}")
 144   set(CMAKE_DOXYGEN_LAYOUT "${CMAKE_CURRENT_SOURCE_DIR}/DoxygenLayout.xml")
 145   set(CMAKE_DOXYGEN_OUTPUT_PATH "doxygen")
 146   set(CMAKE_DOXYGEN_MAIN_REFERENCE "${refs_main}")
 147   set(CMAKE_DOXYGEN_EXTRA_REFERENCE "${refs_extra}")
 148   set(CMAKE_EXTRA_BIB_FILES "${bibfile} ${paths_bib}")
 149   if (CMAKE_DOXYGEN_GENERATE_QHP)
 150     set(CMAKE_DOXYGEN_GENERATE_QHP "YES")
 151   else()
 152     set(CMAKE_DOXYGEN_GENERATE_QHP "NO")
 153   endif()
 154
 155   list(APPEND CMAKE_DOXYGEN_HTML_FILES "${CMAKE_CURRENT_SOURCE_DIR}/opencv.ico")
 156   list(APPEND CMAKE_DOXYGEN_HTML_FILES "${CMAKE_CURRENT_SOURCE_DIR}/pattern.png")
 157   list(APPEND CMAKE_DOXYGEN_HTML_FILES "${CMAKE_CURRENT_SOURCE_DIR}/acircles_pattern.png")
 158   list(APPEND CMAKE_DOXYGEN_HTML_FILES "${CMAKE_CURRENT_SOURCE_DIR}/bodybg.png")
 159   list(APPEND CMAKE_DOXYGEN_HTML_FILES "${CMAKE_CURRENT_SOURCE_DIR}/mymath.sty")
 160   string(REPLACE ";" " \\\n" CMAKE_DOXYGEN_HTML_FILES "${CMAKE_DOXYGEN_HTML_FILES}")
 161
 162   # writing file
 163   configure_file(Doxyfile.in ${doxyfile} @ONLY)
 164   configure_file(root.markdown.in ${rootfile} @ONLY)
 165
 166   add_custom_target(doxygen
 167     COMMAND ${DOXYGEN_EXECUTABLE} ${doxyfile}
 168     DEPENDS ${doxyfile} ${rootfile} ${bibfile} ${deps}
 169   )
 170   install(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/doxygen/html
 171     DESTINATION "${OPENCV_DOC_INSTALL_PATH}"
 172     COMPONENT "docs" OPTIONAL
 173   )
 174 endif()