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CMakeLists.txt
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CMakeLists.txt
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##########################################################################################
# #
# OpenSpace #
# #
# Copyright (c) 2014-2023 #
# #
# Permission is hereby granted, free of charge, to any person obtaining a copy of this #
# software and associated documentation files (the "Software"), to deal in the Software #
# without restriction, including without limitation the rights to use, copy, modify, #
# merge, publish, distribute, sublicense, and/or sell copies of the Software, and to #
# permit persons to whom the Software is furnished to do so, subject to the following #
# conditions: #
# #
# The above copyright notice and this permission notice shall be included in all copies #
# or substantial portions of the Software. #
# #
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, #
# INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A #
# PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT #
# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF #
# CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE #
# OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. #
##########################################################################################
cmake_minimum_required(VERSION 3.25 FATAL_ERROR)
cmake_policy(VERSION 3.25)
project(OpenSpace)
set(OPENSPACE_VERSION_MAJOR 0)
set(OPENSPACE_VERSION_MINOR 20)
set(OPENSPACE_VERSION_PATCH 0)
set(OPENSPACE_VERSION_STRING "rc-1")
include(${PROJECT_SOURCE_DIR}/support/cmake/module_common.cmake)
include(${PROJECT_SOURCE_DIR}/ext/ghoul/support/cmake/message_macros.cmake)
begin_header("Configuring OpenSpace project")
# Bail out if the user tries to generate a 32 bit project
if (NOT ${CMAKE_SIZEOF_VOID_P} EQUAL 8)
message(FATAL_ERROR "OpenSpace can only be generated for 64 bit architectures.")
endif ()
##########################################################################################
# Cleanup project #
##########################################################################################
if (NOT EXISTS "${PROJECT_SOURCE_DIR}/ext/ghoul/CMakeLists.txt")
message(FATAL_ERROR "Git submodules are missing. Please run "
"git submodule update --init --recursive to download the missing dependencies."
)
endif ()
set_property(GLOBAL PROPERTY USE_FOLDERS ON)
set_property(GLOBAL PROPERTY PREDEFINED_TARGETS_FOLDER CMake)
mark_as_advanced(CMAKE_BACKWARDS_COMPATIBILITY CMAKE_BUILD_TYPE CMAKE_DEBUG_POSTFIX
CMAKE_INSTALL_PREFIX CMAKE_OSX_ARCHITECTURES CMAKE_OSX_DEPLOYMENT_TARGET
CMAKE_OSX_SYSROOT CMAKE_RELEASE_POSTFIX
)
# Set build output directories
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${PROJECT_SOURCE_DIR}/support/cmake)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_SOURCE_DIR}/bin)
if (MSVC)
# Force all builds to be multi-threaded and increase number of sections in obj files
add_definitions(/MP /bigobj)
endif ()
##########################################################################################
# Main #
##########################################################################################
# Get the current working branch
execute_process(
COMMAND git rev-parse --abbrev-ref HEAD
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
OUTPUT_VARIABLE OPENSPACE_GIT_BRANCH
OUTPUT_STRIP_TRAILING_WHITESPACE
)
# Get the latest abbreviated commit hash of the working branch
execute_process(
COMMAND git log -1 --format=%h
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
OUTPUT_VARIABLE OPENSPACE_GIT_COMMIT
OUTPUT_STRIP_TRAILING_WHITESPACE
)
# See if working directory is clean or not
execute_process(
COMMAND git diff-index --quiet HEAD --
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
RESULT_VARIABLE OPENSPACE_GIT_STATUS_RETURN
)
if (NOT OPENSPACE_GIT_STATUS_RETURN EQUAL 0)
set(OPENSPACE_GIT_STATUS "uncommitted changes")
else ()
set(OPENSPACE_GIT_STATUS "")
endif ()
if (MSVC)
option(OPENSPACE_BREAK_ON_FLOATING_POINT_EXCEPTION "Raise exceptions when encountering Inf's or Nan's in floating point numbers" OFF)
option(OPENSPACE_OPTIMIZATION_ENABLE_AVX "Enable AVX instruction set for compilation" OFF)
option(OPENSPACE_OPTIMIZATION_ENABLE_AVX2 "Enable AVX2 instruction set for compilation" OFF)
option(OPENSPACE_OPTIMIZATION_ENABLE_AVX512 "Enable AVX2 instruction set for compilation" OFF)
option(OPENSPACE_OPTIMIZATION_ENABLE_OTHER_OPTIMIZATIONS "Enable other optimizations, like LTCG, intrinsics, etc")
if (OPENSPACE_OPTIMIZATION_ENABLE_AVX AND OPENSPACE_OPTIMIZATION_ENABLE_AVX2)
message(FATAL_ERROR "Cannot enable AVX and AVX2 instructions simultaneously")
endif ()
if (OPENSPACE_OPTIMIZATION_ENABLE_AVX AND OPENSPACE_OPTIMIZATION_ENABLE_AVX512)
message(FATAL_ERROR "Cannot enable AVX and AVX512 instructions simultaneously")
endif ()
if (OPENSPACE_OPTIMIZATION_ENABLE_AVX2 AND OPENSPACE_OPTIMIZATION_ENABLE_AVX512)
message(FATAL_ERROR "Cannot enable AVX2 and AVX512 instructions simultaneously")
endif ()
set(GHOUL_OPTIMIZATION_ENABLE_AVX ${OPENSPACE_OPTIMIZATION_ENABLE_AVX} CACHE BOOL "" FORCE)
set(GHOUL_OPTIMIZATION_ENABLE_AVX2 ${OPENSPACE_OPTIMIZATION_ENABLE_AVX2} CACHE BOOL "" FORCE)
set(GHOUL_OPTIMIZATION_ENABLE_AVX512 ${OPENSPACE_OPTIMIZATION_ENABLE_AVX512} CACHE BOOL "" FORCE)
set(GHOUL_OPTIMIZATION_ENABLE_OTHER_OPTIMIZATIONS ${OPENSPACE_OPTIMIZATION_ENABLE_OTHER_OPTIMIZATIONS} CACHE BOOL "" FORCE)
endif ()
if (UNIX AND NOT CMAKE_CXX_COMPILER_ID MATCHES "Clang")
if (NOT CMAKE_BUILD_TYPE)
# Can set to "RelWithDebInfo" or "Debug" also, but problems occur if this is blank by default
set(CMAKE_BUILD_TYPE "Release" CACHE STRING "Default build type" FORCE)
endif ()
if (NOT DEFINED CMAKE_CXX_FLAGS OR CMAKE_CXX_FLAGS MATCHES "")
set(CMAKE_CXX_FLAGS " ")
endif ()
STRING(FIND ${CMAKE_CXX_FLAGS} "GLM_ENABLE_EXPERIMENTAL" GLM_FLAG_POS)
if (${GLM_FLAG_POS} EQUAL -1)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DGLM_ENABLE_EXPERIMENTAL" CACHE STRING "" FORCE)
endif ()
set(OpenGL_GL_PREFERENCE "GLVND" CACHE STRING "OpenGL Preference setting necessary for linux" FORCE)
# Fix for GCC tolerating space in target name
if (NOT DEFINED CMAKE_C_FLAGS OR CMAKE_C_FLAGS MATCHES "")
set(CMAKE_C_FLAGS " ")
endif ()
STRING(FIND ${CMAKE_C_FLAGS} "_GNU_SOURCE" GNUSOURCE_FLAG_POS)
if (${GNUSOURCE_FLAG_POS} EQUAL -1)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D_GNU_SOURCE" CACHE STRING "" FORCE)
endif ()
endif ()
add_subdirectory(ext)
add_subdirectory(src)
add_subdirectory(support/coding/codegen)
# It is important that the __codegen.h do not actually exist so
# that this target is never considered as finished
add_custom_target(
run_codegen
ALL DEPENDS
"${CMAKE_CURRENT_BINARY_DIR}/__codegen.h"
)
add_dependencies(run_codegen codegen)
add_custom_command(
OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/__codegen.h"
COMMAND codegen ARGS "modules" "src"
WORKING_DIRECTORY "${PROJECT_SOURCE_DIR}"
VERBATIM
)
set_target_properties(codegen-lib PROPERTIES FOLDER "support")
set_target_properties(codegen PROPERTIES FOLDER "support")
set_target_properties(run_codegen PROPERTIES FOLDER "support")
# Qt
# Unfortunately, we have to set this value manually; sigh
# In the future, if the Qt version is updated, just add to this variable ---abock
if (APPLE)
set(CMAKE_PREFIX_PATH
"~/Qt/5.6/clang_64/lib/cmake"
"~/Qt/5.7/clang_64/lib/cmake"
"~/Qt/5.8/clang_64/lib/cmake"
"~/Qt/5.9/clang_64/lib/cmake"
"~/Qt/5.10/clang_64/lib/cmake"
"~/Qt/5.11/clang_64/lib/cmake"
"~/Qt/5.12/clang_64/lib/cmake"
"~/Qt/5.15.1/clang_64/lib/cmake"
"~/Qt/6.2.3/macos/lib/cmake"
)
endif ()
begin_header("Configuring Modules")
add_subdirectory("${CMAKE_CURRENT_SOURCE_DIR}/modules")
end_header("End: Configuring Modules")
add_subdirectory(support/coding/codegen/tests)
set_target_properties(run_test_codegen PROPERTIES FOLDER "Unit Tests/support")
set_target_properties(codegentest PROPERTIES FOLDER "Unit Tests")
begin_header("Configuring Applications")
add_subdirectory(apps)
end_header("End: Configuring Applications")
if (MSVC AND TARGET OpenSpace)
set_property(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} PROPERTY VS_STARTUP_PROJECT OpenSpace)
endif ()
option(OPENSPACE_HAVE_TESTS "Activate the OpenSpace unit tests" ON)
if (OPENSPACE_HAVE_TESTS)
begin_header("Generating OpenSpace unit test")
add_subdirectory(tests)
end_header()
endif (OPENSPACE_HAVE_TESTS)
# Web Browser and Web gui
# Why not put these in the module's path? Because they do not have access to the
# target as of July 2017, which is needed.
if (OPENSPACE_MODULE_WEBBROWSER AND CEF_ROOT)
# wanted by CEF
set(CMAKE_BUILD_TYPE Debug CACHE STRING "CMAKE_BUILD_TYPE")
set(PROJECT_ARCH "x86_64")
if (WIN32)
set(RESOURCE_FILE openspace.rc)
endif ()
# Add the CEF binary distribution's cmake/ directory to the module path and
# find CEF to initialize it properly.
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${WEBBROWSER_MODULE_PATH}/cmake")
include(webbrowser_helpers)
elseif ()
message(WARNING "Web configured to be included, but no CEF_ROOT was found, please try configuring CMake again")
endif ()
##########################################################################################
# Misc settings #
##########################################################################################
# Manage the CPack packaging
include(${PROJECT_SOURCE_DIR}/support/cmake/packaging.cmake)
end_header("End: Configuring OpenSpace project")