CMakeLists.txt

cmake_minimum_required( VERSION 3.16 )
list( APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake )

project( CroftEngine VERSION 2.5.0 )

cmake_policy( SET CMP0069 NEW )
cmake_policy( SET CMP0083 NEW )
cmake_policy( SET CMP0094 NEW )

if( WIN32 )
    set( CMAKE_CONFIGURATION_TYPES Debug RelWithDebInfo CACHE STRING INTERNAL FORCE )
    if( CMAKE_BUILD_TYPE STREQUAL "Release" )
        message( FATAL_ERROR "Use RelWithDebInfo instead of Release on Windows to allow debugging minidumps." )
    endif()
endif()

file( STRINGS deprecations.txt _deprecations )
foreach( _deprecation IN LISTS _deprecations )
    if( _deprecation STREQUAL "" )
        continue()
    elseif( NOT _deprecation MATCHES "(CE-[0-9]+) ([0-9]+(\\.[0-9]+)+) (.+)" )
        message( FATAL_ERROR "Invalid format. Use: <issue-id> <version> <message>" )
    endif()

    set( _issue_id ${CMAKE_MATCH_1} )
    set( _version ${CMAKE_MATCH_2} )
    set( _message ${CMAKE_MATCH_4} )
    if( ${_version} VERSION_LESS_EQUAL ${CMAKE_PROJECT_VERSION} )
        message( FATAL_ERROR "Deprecation message found in deprecations.txt (deprecated since ${_version}, current engine version is ${CMAKE_PROJECT_VERSION}), see https://croftengine.youtrack.cloud/issue/${_issue_id}: ${_message}" )
    else()
        message( WARNING "Deprecation message found in deprecations.txt (planned for removal in ${_version}), see https://croftengine.youtrack.cloud/issue/${_issue_id}: ${_message}" )
    endif()
endforeach()

include( toolchain_config )

function( group_files )
    foreach( fn ${ARGV} )
        get_filename_component( parentDir "${fn}" PATH )

        # change /'s to \\'s, and reduce redundant // or \\.
        string( REGEX REPLACE "[\\/]+" "\\\\" grp "${parentDir}" )

        source_group( "${grp}" FILES "${fn}" )
    endforeach()
endfunction()

include( GNUInstallDirs )
if( WIN32 )
    set( CMAKE_INSTALL_BINDIR "." )
endif()

include( get_opengl )
include( get_glm )
include( get_boost )
include( get_ffmpeg )
include( get_cimg )
include( dl_unpack )
include( get_python3 )
include( get_pybind11 )
include( get_gsllite )
include( get_openal )
include( get_utf8cpp )
include( get_gettext )

set( _tidy_tmp ${CMAKE_CXX_CLANG_TIDY} )
set( CMAKE_CXX_CLANG_TIDY "" )
set( ${_c4_uprefix}LINT_CLANG_TIDY OFF )
add_subdirectory( 3rdparty/rapidyaml EXCLUDE_FROM_ALL )
add_subdirectory( 3rdparty/type_safe EXCLUDE_FROM_ALL )
add_subdirectory( 3rdparty/chillout EXCLUDE_FROM_ALL )
add_subdirectory( 3rdparty/cpu_features EXCLUDE_FROM_ALL )
add_subdirectory( 3rdparty/ValveFileVDF EXCLUDE_FROM_ALL )
set( CMAKE_CXX_CLANG_TIDY ${_tidy_tmp} )

add_subdirectory( src )

if( UNIX )
    install(
            FILES share/logo_256.png
            DESTINATION ${CMAKE_INSTALL_FULL_DATADIR}/pixmaps
            RENAME croftengine.png
    )
    install(
            FILES share/croftengine.desktop
            DESTINATION ${CMAKE_INSTALL_FULL_DATADIR}/applications
    )
endif()

file( STRINGS src/languages.txt _languages ENCODING UTF-8 )
foreach( _language IN LISTS _languages )
    if( NOT _language MATCHES ".+ .+" )
        continue()
    endif()

    string( REGEX REPLACE " .+\$" "" _lang_id "${_language}" )
    if( _lang_id STREQUAL "en_GB" )
        continue()
    endif()
    install(
            FILES share/i18n/croftengine_${_lang_id}.qm
            DESTINATION ${CMAKE_INSTALL_DATADIR}/croftengine/i18n
    )
endforeach()

if( WIN32 )
    add_custom_target(
            prepare-release
            COMMENT Building release dependencies...
            DEPENDS croftengine croftengine-python3-deps croftengine-runtime-deps
    )

    set( CPACK_GENERATOR NSIS 7Z )
    set( CPACK_BINARY_7Z ON )
    set( CPACK_BINARY_NSIS ON )
    set( CPACK_NSIS_COMPRESSOR "/SOLID lzma" )

    set( CPACK_PACKAGE_NAME CroftEngine )
    set( CPACK_PACKAGE_INSTALL_DIRECTORY CroftEngine )
    set( CPACK_PACKAGE_VENDOR stohrendorf )
    set( CPACK_PACKAGE_DESCRIPTION_SUMMARY "An open-source Tomb Raider 1 engine remake" )
    set( CPACK_PACKAGE_HOMEPAGE_URL https://github.com/stohrendorf/CroftEngine/ )
    set( CPACK_NSIS_URL_INFO_ABOUT ${CPACK_PACKAGE_HOMEPAGE_URL} )
    set( CPACK_RESOURCE_FILE_LICENSE ${CMAKE_CURRENT_SOURCE_DIR}/share/LICENSE )
    set( CPACK_MONOLITHIC_INSTALL ON )
    set( CPACK_PACKAGE_EXECUTABLES "croftengine;CroftEngine" )

    string( REPLACE ";" "\n" CPACK_NSIS_EXTRA_INSTALL_COMMANDS "${CPACK_NSIS_EXTRA_INSTALL_COMMANDS}" )
    string( REPLACE ";" "\n" CPACK_NSIS_EXTRA_UNINSTALL_COMMANDS "${CPACK_NSIS_EXTRA_UNINSTALL_COMMANDS}" )

    set( CPACK_SOURCE_GENERATOR "7Z" )
    set( CPACK_NSIS_EXECUTABLES_DIRECTORY . )
    set( CPACK_NSIS_ENABLE_UNINSTALL_BEFORE_INSTALL ON )

    include( CPack )
endif()