CMakeOptions.cmake

# Copyright 2020 The Imaging Source Europe GmbH
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# This file contains all options/variables that users
# can set to configure tiscamera

option(TCAM_BUILD_GST_1_0  "Build gstreamer-1.0 plugins?"         ON)
option(TCAM_BUILD_ARAVIS   "Include GigE support via aravis"      ON)
option(TCAM_BUILD_V4L2     "Include support for USB cameras"      ON )
option(TCAM_BUILD_LIBUSB   "Include support for LibUsb cameras"   ON )
option(TCAM_BUILD_TOOLS    "Build additional utilities"           ON)
option(TCAM_BUILD_DOCUMENTATION "Build internal code documentation"    ON)
option(TCAM_BUILD_TESTS    "Build tests."                         OFF)
option(TCAM_BUILD_VIRTCAM  "Build virtual camera backend" ON)

option(TCAM_INTERNAL_ARAVIS "Use internal aravis dependency instead of system libraries" ON)
option(TCAM_ARAVIS_USB_VISION "Use aravis usb vision backend. Disables v4l2." ON)
option(TCAM_DOWNLOAD_MESON "Download version of meson for compilation purposes" ON)

option(TCAM_INSTALL_FORCE_PREFIX "Force CMAKE_INSTALL_PREFIX onto all tiscamera parts. Only works with custom prefix." OFF)

if (TCAM_ARAVIS_USB_VISION)
  # activate aravis since we need it for usb3vision
  set(TCAM_BUILD_ARAVIS ON CACHE BOOL "Include GigE support via aravis" FORCE)

endif (TCAM_ARAVIS_USB_VISION)

option(TCAM_BUILD_UVC_EXTENSION_LOADER_ONLY "Disable all other libraries/tool and only build tcam-uvc-extension-loader." OFF)
option(TCAM_BUILD_GIGETOOL_ONLY "Disable all other libraries/tool and only build camera-ip-conf." OFF)

option(TCAM_ENABLE_DATA_INSTALL "Install static data from data/examples folder." ON)
option(TCAM_ENABLE_BASE_LIBRARIES "Build/install base libraries." ON)
option(TCAM_BUILD_WITH_GUI "Build/install with GUI applications/dependencies" ON)

option(TCAM_ENABLE_CMAKE_CLANGFORMAT_TARGET "Enable clang-format build target" ON)
option(TCAM_PACKAGE_INCLUDE_BUILD_DEPENDENCIES "Include build dependencies in package meta information" ON)

set(TCAM_EXCLUSIVE_BUILD OFF CACHE INTERNAL "Internal convenience flag to signify a tool is built exclusively.")


set(TCAM_ENABLED_MODULES "" CACHE INTERNAL "Descriptor of enabled modules")

if (NOT TCAM_EXCLUSIVE_BUILD)

  function(add_module _module)

    if ("${TCAM_ENABLED_MODULES}" STREQUAL "")
      set(TCAM_ENABLED_MODULES "${_module}" PARENT_SCOPE)
    else ()
      set(TCAM_ENABLED_MODULES "${TCAM_ENABLED_MODULES}_${_module}" PARENT_SCOPE)
    endif ("${TCAM_ENABLED_MODULES}" STREQUAL "")
  endfunction()

  if (TCAM_BUILD_GST_1_0)
    add_module("gst")
  endif (TCAM_BUILD_GST_1_0)

  if (TCAM_BUILD_ARAVIS)
    add_module("aravis")

    if (TCAM_ARAVIS_USB_VISION)
      add_module("arvu3v")
    endif (TCAM_ARAVIS_USB_VISION)

  endif (TCAM_BUILD_ARAVIS)

  if (TCAM_BUILD_V4L2)
    add_module("v4l2")
  endif (TCAM_BUILD_V4L2)
  if (TCAM_BUILD_LIBUSB)
    add_module("libusb")
  endif (TCAM_BUILD_LIBUSB)

  if (TCAM_BUILD_TOOLS)
    add_module("tools")
  endif (TCAM_BUILD_TOOLS)

  if (TCAM_BUILD_DOCUMENTATION)
    add_module("doc")
  endif (TCAM_BUILD_DOCUMENTATION)

  if (TCAM_BUILD_TESTS)
    add_module("tests")
  endif (TCAM_BUILD_TESTS)

endif (NOT TCAM_EXCLUSIVE_BUILD)

# disable all other things
# we only want the extension loader and associated things
if (TCAM_BUILD_UVC_EXTENSION_LOADER_ONLY)

  set(TCAM_BUILD_GST_1_0 OFF)
  set(TCAM_BUILD_ARAVIS OFF)
  set(TCAM_BUILD_V4L2 OFF)
  set(TCAM_BUILD_LIBUSB OFF)
  set(TCAM_BUILD_TOOLS OFF)
  set(TCAM_BUILD_DOCUMENTATION OFF)
  set(TCAM_BUILD_TESTS OFF)
  set(TCAM_ARAVIS_USB_VISION OFF)
  set(TCAM_EXCLUSIVE_BUILD ON)

  set(TCAM_BUILD_FIRMWARE_UPDATE_ONLY OFF)
  set(TCAM_BUILD_CAMERA_IP_CONF_ONLY OFF)

  set(TCAM_ENABLED_MODULES "tcam-uvc-extension-loader")

endif (TCAM_BUILD_UVC_EXTENSION_LOADER_ONLY)

if (TCAM_BUILD_GIGETOOL_ONLY)

  set(TCAM_BUILD_GST_1_0 OFF)
  set(TCAM_BUILD_ARAVIS OFF)
  set(TCAM_BUILD_V4L2 OFF)
  set(TCAM_BUILD_LIBUSB OFF)
  set(TCAM_BUILD_TOOLS OFF)
  set(TCAM_BUILD_DOCUMENTATION OFF)
  set(TCAM_BUILD_TESTS OFF)
  set(TCAM_ARAVIS_USB_VISION OFF)

  set(TCAM_EXCLUSIVE_BUILD ON)
  set(TCAM_BUILD_UVC_EXTENSION_LOADER_ONLY OFF)
  set(TCAM_BUILD_FIRMWARE_UPDATE_ONLY OFF)

  set(TCAM_ENABLED_MODULES "tcam-gigetool")

endif (TCAM_BUILD_GIGETOOL_ONLY)