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CMakeLists.txt
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CMakeLists.txt
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#
# Copyright 2021 Bernd Pfrommer <bernd.pfrommer@gmail.com>
#
# 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.
cmake_minimum_required(VERSION 3.5)
project(metavision_driver)
include(FetchContent)
find_package(MetavisionSDK COMPONENTS driver QUIET)
# if metavision sdk is not present, download it into the build directory
set(MUST_INSTALL_METAVISION FALSE)
if(NOT MetavisionSDK_FOUND)
# must set various variables for OpenEB *before* fetching openEB.
# CMAKE_ARGS seems to not work for FetchContent_Declare()
# set(COMPILE_3DVIEW OFF CACHE INTERNAL "Build 3d viewer")
set(COMPILE_PLAYER OFF CACHE INTERNAL "Build player")
set(COMPILE_PYTHON3_BINDINGS OFF CACHE INTERNAL "build python3 bindings")
set(UDEV_RULES_SYSTEM_INSTALL OFF CACHE INTERNAL "install udev rules")
# The following line must have zero indent. It disables the cmake linter
# lint_cmake: -readability/wonkycase
FetchContent_Declare(
metavision
GIT_REPOSITORY https://github.com/ros-event-camera/openeb.git
GIT_TAG 4.2.0-ros)
FetchContent_MakeAvailable(metavision)
# do this to avoid the "install" target being run on the metavision sdk
if(IS_DIRECTORY "${metavision_SOURCE_DIR}")
set_property(DIRECTORY ${metavision_SOURCE_DIR} PROPERTY EXCLUDE_FROM_ALL YES)
endif()
set(MUST_INSTALL_METAVISION TRUE)
endif()
#
# figure out ROS1 vs ROS2
#
if(DEFINED ENV{ROS_VERSION})
set(ROS_VERSION "$ENV{ROS_VERSION}")
message(STATUS "using env variable ROS_VERSION: ${ROS_VERSION}")
else()
find_package(catkin QUIET)
if(catkin_FOUND)
message(STATUS "found catkin package, must be ROS1!")
set(ROS_VERSION "1")
else()
message(STATUS "catkin package not found, must be ROS2!")
set(ROS_VERSION "2")
endif()
endif()
if(ROS_VERSION EQUAL "2")
include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/ROS2.cmake)
elseif(ROS_VERSION EQUAL "1")
include(${CMAKE_CURRENT_SOURCE_DIR}/cmake/ROS1.cmake)
else()
message(SEND_ERROR "invalid ROS_VERSION: ${ROS_VERSION}")
endif()