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CMakeLists.txt
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CMakeLists.txt
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# bgfx.cmake - bgfx building in cmake
# Written in 2017 by Joshua Brookover <[email protected]>
# To the extent possible under law, the author(s) have dedicated all copyright
# and related and neighboring rights to this software to the public domain
# worldwide. This software is distributed without any warranty.
# You should have received a copy of the CC0 Public Domain Dedication along with
# this software. If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.
cmake_minimum_required( VERSION 3.0 )
project(bgfx)
# sets project version from api ver / git rev
include( cmake/version.cmake )
set_property( GLOBAL PROPERTY USE_FOLDERS ON )
set(CMAKE_CXX_STANDARD 14)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
# Makefile generators on apple need this flag to compile mixed objective/c++
if( APPLE AND NOT XCODE )
set( CMAKE_CXX_FLAGS "-ObjC++" )
endif()
option( BGFX_BUILD_TOOLS "Build bgfx tools." ON )
option( BGFX_BUILD_EXAMPLES "Build bgfx examples." ON )
option( BGFX_INSTALL "Create installation target." ON )
option( BGFX_INSTALL_EXAMPLES "Install examples and their runtimes." OFF )
option( BGFX_CUSTOM_TARGETS "Include convenience custom targets." ON )
option( BGFX_USE_OVR "Build with OVR support." OFF )
option( BGFX_AMALGAMATED "Amalgamated bgfx build for faster compilation" OFF )
option( BX_AMALGAMATED "Amalgamated bx build for faster compilation" OFF )
option( BGFX_CONFIG_DEBUG "Enables debug configuration on all builds" OFF )
option( BGFX_CONFIG_RENDERER_WEBGPU "Enables the webgpu renderer" OFF )
set( BGFX_OPENGL_VERSION "" CACHE STRING "Specify minimum opengl version" )
set( BGFX_OPENGLES_VERSION "" CACHE STRING "Specify minimum OpenGL ES version" )
set( BGFX_LIBRARY_TYPE "STATIC" CACHE STRING "Linking type for library" )
set_property( CACHE BGFX_LIBRARY_TYPE PROPERTY STRINGS STATIC SHARED )
if( NOT BX_DIR )
set( BX_DIR "${CMAKE_CURRENT_SOURCE_DIR}/bx" CACHE STRING "Location of bx." )
elseif( NOT IS_ABSOLUTE "${BX_DIR}")
get_filename_component(BX_DIR "${BX_DIR}" REALPATH BASE_DIR "${CMAKE_CURRENT_SOURCE_DIR}")
endif()
if( NOT BIMG_DIR )
set( BIMG_DIR "${CMAKE_CURRENT_SOURCE_DIR}/bimg" CACHE STRING "Location of bimg." )
elseif( NOT IS_ABSOLUTE "${BIMG_DIR}")
get_filename_component(BIMG_DIR "${BIMG_DIR}" REALPATH BASE_DIR "${CMAKE_CURRENT_SOURCE_DIR}")
endif()
if( NOT BGFX_DIR )
set( BGFX_DIR "${CMAKE_CURRENT_SOURCE_DIR}/bgfx" CACHE STRING "Location of bgfx." )
elseif( NOT IS_ABSOLUTE "${BGFX_DIR}")
get_filename_component(BGFX_DIR "${BGFX_DIR}" REALPATH BASE_DIR "${CMAKE_CURRENT_SOURCE_DIR}")
endif()
if( BGFX_USE_OVR )
include( cmake/ovr.cmake )
endif()
include( cmake/shared.cmake )
include( cmake/bx.cmake )
include( cmake/bimg.cmake )
include( cmake/bgfx.cmake )
if( BGFX_BUILD_TOOLS )
include( cmake/tools.cmake )
endif()
include( cmake/examples.cmake )
if( BGFX_INSTALL )
include(GNUInstallDirs)
# Layout. This works for all platforms:
# * <prefix>/lib*/cmake/<PROJECT-NAME>
# * <prefix>/lib*/
# * <prefix>/include/
set(config_install_dir "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}")
set(generated_dir "${CMAKE_CURRENT_BINARY_DIR}/generated")
# Configuration
set(version_config "${generated_dir}/${PROJECT_NAME}ConfigVersion.cmake")
set(project_config "${generated_dir}/${PROJECT_NAME}Config.cmake")
set(TARGETS_EXPORT_NAME "${PROJECT_NAME}Targets")
set(namespace "${PROJECT_NAME}::")
# Include module with fuction 'write_basic_package_version_file'
include(CMakePackageConfigHelpers)
# Configure '<PROJECT-NAME>ConfigVersion.cmake'
# Use:
# * PROJECT_VERSION
if(${CMAKE_VERSION} VERSION_LESS "3.11.0")
set(BGFX_COMPATIBILITY SameMajorVersion)
else()
set(BGFX_COMPATIBILITY SameMinorVersion)
endif()
write_basic_package_version_file(
"${version_config}"
VERSION ${PROJECT_VERSION}
COMPATIBILITY ${BGFX_COMPATIBILITY}
)
# Configure '<PROJECT-NAME>Config.cmake'
# Use variables:
# * TARGETS_EXPORT_NAME
# * PROJECT_NAME
configure_package_config_file(
"cmake/Config.cmake.in"
"${project_config}"
INSTALL_DESTINATION "${config_install_dir}"
)
install(FILES ${BGFX_DIR}/LICENSE DESTINATION ${CMAKE_INSTALL_DOCDIR})
install(FILES README.md DESTINATION ${CMAKE_INSTALL_DOCDIR})
install( TARGETS bgfx bimg bx astc-codec astc edtaa3 etc1 etc2 iqa squish nvtt pvrtc
EXPORT "${TARGETS_EXPORT_NAME}"
LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}"
ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}"
RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}"
INCLUDES DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}"
)
if (BGFX_CONFIG_RENDERER_WEBGPU)
install( TARGETS webgpu
EXPORT "${TARGETS_EXPORT_NAME}"
LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}"
ARCHIVE DESTINATION "${CMAKE_INSTALL_LIBDIR}"
RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}"
INCLUDES DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}"
)
endif()
# install headers (this should be done as a target probably... ^)
install( DIRECTORY ${BX_DIR}/include/bx ${BX_DIR}/include/compat ${BX_DIR}/include/tinystl DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}")
install( DIRECTORY ${BIMG_DIR}/include/bimg DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}")
install( DIRECTORY ${BGFX_DIR}/include/bgfx DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}")
# header required for shader compilation
install( FILES ${BGFX_DIR}/src/bgfx_shader.sh ${BGFX_DIR}/src/bgfx_compute.sh
DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/bgfx"
)
# install tools
if( BGFX_BUILD_TOOLS )
install( TARGETS shaderc
EXPORT "${TARGETS_EXPORT_NAME}"
DESTINATION "${CMAKE_INSTALL_BINDIR}" )
install( TARGETS geometryc
EXPORT "${TARGETS_EXPORT_NAME}"
DESTINATION "${CMAKE_INSTALL_BINDIR}" )
install( TARGETS geometryv
EXPORT "${TARGETS_EXPORT_NAME}"
DESTINATION "${CMAKE_INSTALL_BINDIR}" )
install( TARGETS texturec
EXPORT "${TARGETS_EXPORT_NAME}"
DESTINATION "${CMAKE_INSTALL_BINDIR}" )
install( TARGETS texturev
EXPORT "${TARGETS_EXPORT_NAME}"
DESTINATION "${CMAKE_INSTALL_BINDIR}" )
endif()
# install examples
if( BGFX_BUILD_EXAMPLES AND BGFX_INSTALL_EXAMPLES )
install( DIRECTORY ${BGFX_DIR}/examples/runtime/ DESTINATION examples )
foreach( EXAMPLE ${BGFX_EXAMPLES} )
install( TARGETS example-${EXAMPLE} DESTINATION examples )
endforeach()
endif()
# Config
# * <prefix>/lib/cmake/bgfx/bgfxConfig.cmake
# * <prefix>/lib/cmake/bgfx/bgfxConfigVersion.cmake
install(
FILES "${project_config}" "${version_config}"
DESTINATION "${config_install_dir}"
)
# Config
# * <prefix>/lib/cmake/bgfx/bgfxTargets.cmake
install(
EXPORT "${TARGETS_EXPORT_NAME}"
NAMESPACE "${namespace}"
DESTINATION "${config_install_dir}"
)
endif()