PROJECT(avp DESCRIPTION "Aliens vs Predator Linux port" HOMEPAGE_URL "http://icculus.org/avp/")
CMAKE_MINIMUM_REQUIRED(VERSION 2.8.12)

option(AVP_WEB "Build a WASM binary (untested)")
option(USE_SDL1 "Use SDL 1.2 instead of SDL 2")
option(USE_GLES2 "Use OpenGLES 2 instead of OpenGL")

# default to Release
IF(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
    MESSAGE(STATUS "No build type specified, defaulting to Release")
    SET(CMAKE_BUILD_TYPE Release CACHE STRING "Build type; one of: Debug Release RelWithDebInfo MinSizeRel" FORCE)
    SET_PROPERTY(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS "Debug" "Release" "MinSizeRel" "RelWithDebInfo")
ENDIF(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)

IF(AVP_WEB)
    IF(CMAKE_BUILD_TYPE STREQUAL "Debug")
        SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -g4 -s USE_SDL=2 -s TOTAL_MEMORY=234881024 -s ASSERTIONS=2 -s SAFE_HEAP=1 -s STACK_OVERFLOW_CHECK=2 -s DEMANGLE_SUPPORT=1")
        SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g -g4 -s USE_SDL=2 -s TOTAL_MEMORY=234881024 -s ASSERTIONS=2 -s SAFE_HEAP=1 -s STACK_OVERFLOW_CHECK=2 -s DEMANGLE_SUPPORT=1")
    ELSE()
        SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -s USE_SDL=2 -s TOTAL_MEMORY=234881024")
        SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -s USE_SDL=2 -s TOTAL_MEMORY=234881024")
    ENDIF()

    IF(AVP_WEB_WASM)
        SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -s WASM=1")
        SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -s WASM=1")
    ENDIF()
ENDIF(AVP_WEB)

# required dependencies
IF(NOT AVP_WEB)
    find_package(PkgConfig REQUIRED)
    pkg_check_modules(LIBAVCODEC REQUIRED libavcodec)
    pkg_check_modules(LIBAVFORMAT REQUIRED libavformat)
    pkg_check_modules(LIBAVUTIL REQUIRED libavutil)
    pkg_check_modules(LIBSWSCALE REQUIRED libswscale)
    pkg_check_modules(OPENAL REQUIRED openal)

    IF(USE_SDL1)
        pkg_check_modules(SDL REQUIRED sdl>=1.2)
    ELSE()
        pkg_check_modules(SDL2 REQUIRED sdl2)
    ENDIF()

    IF(USE_GLES2)
        IF(USE_SDL1)
            MESSAGE(FATAL_ERROR "OpenGL ES 2.0 support requires SDL2.")
        ENDIF()
        pkg_check_modules(EGL REQUIRED egl)
        pkg_check_modules(OPENGLES2 REQUIRED glesv2)
    ELSE()
        pkg_check_modules(OPENGL REQUIRED gl)
    ENDIF()
ENDIF()

# required source files
LIST(APPEND source src/bink.c)
LIST(APPEND source src/stubs.c)
LIST(APPEND source src/version.c)
LIST(APPEND source src/mathline.c)
LIST(APPEND source src/net.c)
LIST(APPEND source src/frustum.c)
LIST(APPEND source src/kshape.c)
LIST(APPEND source src/map.c)
LIST(APPEND source src/maths.c)
LIST(APPEND source src/md5.c)
LIST(APPEND source src/mem3dc.c)
LIST(APPEND source src/mem3dcpp.cpp)
LIST(APPEND source src/module.c)
LIST(APPEND source src/morph.c)
LIST(APPEND source src/object.c)
LIST(APPEND source src/shpanim.c)
LIST(APPEND source src/sphere.c)
LIST(APPEND source src/tables.c)
LIST(APPEND source src/vdb.c)
LIST(APPEND source src/avp/ai_sight.c)
LIST(APPEND source src/avp/avpview.c)
LIST(APPEND source src/avp/bh_agun.c)
LIST(APPEND source src/avp/bh_ais.c)
LIST(APPEND source src/avp/bh_alien.c)
LIST(APPEND source src/avp/bh_binsw.c)
LIST(APPEND source src/avp/bh_cable.c)
LIST(APPEND source src/avp/bh_corpse.c)
LIST(APPEND source src/avp/bh_deathvol.c)
LIST(APPEND source src/avp/bh_debri.c)
LIST(APPEND source src/avp/bh_dummy.c)
LIST(APPEND source src/avp/bh_fan.c)
LIST(APPEND source src/avp/bh_far.c)
LIST(APPEND source src/avp/bh_fhug.c)
LIST(APPEND source src/avp/bh_gener.c)
LIST(APPEND source src/avp/bh_ldoor.c)
LIST(APPEND source src/avp/bh_lift.c)
LIST(APPEND source src/avp/bh_light.c)
LIST(APPEND source src/avp/bh_lnksw.c)
LIST(APPEND source src/avp/bh_ltfx.c)
LIST(APPEND source src/avp/bh_marin.c)
LIST(APPEND source src/avp/bh_mission.c)
LIST(APPEND source src/avp/bh_near.c)
LIST(APPEND source src/avp/bh_pargen.c)
LIST(APPEND source src/avp/bh_plachier.c)
LIST(APPEND source src/avp/bh_plift.c)
LIST(APPEND source src/avp/bh_pred.c)
LIST(APPEND source src/avp/bh_queen.c)
LIST(APPEND source src/avp/bh_rubberduck.c)
LIST(APPEND source src/avp/bh_selfdest.c)
LIST(APPEND source src/avp/bh_snds.c)
LIST(APPEND source src/avp/bh_spcl.c)
LIST(APPEND source src/avp/bh_swdor.c)
LIST(APPEND source src/avp/bh_track.c)
LIST(APPEND source src/avp/bh_types.c)
LIST(APPEND source src/avp/bh_videoscreen.c)
LIST(APPEND source src/avp/bh_waypt.c)
LIST(APPEND source src/avp/bh_weap.c)
LIST(APPEND source src/avp/bh_xeno.c)
LIST(APPEND source src/avp/bonusabilities.c)
LIST(APPEND source src/avp/cconvars.cpp)
LIST(APPEND source src/avp/cdtrackselection.cpp)
LIST(APPEND source src/avp/cheatmodes.c)
LIST(APPEND source src/avp/comp_map.c)
LIST(APPEND source src/avp/comp_shp.c)
LIST(APPEND source src/avp/consolelog.cpp)
LIST(APPEND source src/avp/davehook.cpp)
LIST(APPEND source src/avp/deaths.c)
LIST(APPEND source src/avp/decal.c)
LIST(APPEND source src/avp/detaillevels.c)
LIST(APPEND source src/avp/dynamics.c)
LIST(APPEND source src/avp/dynblock.c)
LIST(APPEND source src/avp/equipmnt.c)
LIST(APPEND source src/avp/extents.c)
LIST(APPEND source src/avp/game.c)
LIST(APPEND source src/avp/game_statistics.c)
LIST(APPEND source src/avp/gamecmds.cpp)
LIST(APPEND source src/avp/gamevars.cpp)
LIST(APPEND source src/avp/hmodel.c)
LIST(APPEND source src/avp/hud.c)
LIST(APPEND source src/avp/inventry.c)
LIST(APPEND source src/avp/language.c)
LIST(APPEND source src/avp/lighting.c)
LIST(APPEND source src/avp/load_shp.c)
LIST(APPEND source src/avp/los.c)
LIST(APPEND source src/avp/mempool.c)
LIST(APPEND source src/avp/messagehistory.c)
LIST(APPEND source src/avp/missions.cpp)
LIST(APPEND source src/avp/movement.c)
LIST(APPEND source src/avp/paintball.c)
LIST(APPEND source src/avp/particle.c)
LIST(APPEND source src/avp/pfarlocs.c)
LIST(APPEND source src/avp/pheromon.c)
LIST(APPEND source src/avp/player.c)
LIST(APPEND source src/avp/pmove.c)
LIST(APPEND source src/avp/psnd.c)
LIST(APPEND source src/avp/psndproj.c)
LIST(APPEND source src/avp/pvisible.c)
LIST(APPEND source src/avp/savegame.c)
LIST(APPEND source src/avp/scream.cpp)
LIST(APPEND source src/avp/secstats.c)
LIST(APPEND source src/avp/sfx.c)
LIST(APPEND source src/avp/stratdef.c)
LIST(APPEND source src/avp/targeting.c)
LIST(APPEND source src/avp/track.c)
LIST(APPEND source src/avp/triggers.c)
LIST(APPEND source src/avp/weapons.c)
LIST(APPEND source src/avp/shapes/cube.c)
LIST(APPEND source src/avp/support/consbind.cpp)
LIST(APPEND source src/avp/support/consbtch.cpp)
LIST(APPEND source src/avp/support/coordstr.cpp)
LIST(APPEND source src/avp/support/daemon.cpp)
LIST(APPEND source src/avp/support/indexfnt.cpp)
LIST(APPEND source src/avp/support/r2base.cpp)
LIST(APPEND source src/avp/support/r2pos666.cpp)
LIST(APPEND source src/avp/support/reflist.cpp)
LIST(APPEND source src/avp/support/refobj.cpp)
LIST(APPEND source src/avp/support/rentrntq.cpp)
LIST(APPEND source src/avp/support/scstring.cpp)
LIST(APPEND source src/avp/support/strtab.cpp)
LIST(APPEND source src/avp/support/strutil.c)
LIST(APPEND source src/avp/support/trig666.cpp)
LIST(APPEND source src/avp/support/wrapstr.cpp)
LIST(APPEND source src/avp/win95/avpchunk.cpp)
LIST(APPEND source src/avp/win95/cheat.c)
LIST(APPEND source src/avp/win95/chtcodes.cpp)
LIST(APPEND source src/avp/win95/d3d_hud.cpp)
LIST(APPEND source src/avp/win95/ddplat.cpp)
LIST(APPEND source src/avp/win95/endianio.c)
LIST(APPEND source src/avp/win95/ffread.cpp)
LIST(APPEND source src/avp/win95/ffstdio.cpp)
LIST(APPEND source src/avp/win95/gammacontrol.cpp)
LIST(APPEND source src/avp/win95/hierplace.cpp)
LIST(APPEND source src/avp/win95/iofocus.cpp)
LIST(APPEND source src/avp/win95/jsndsup.cpp)
LIST(APPEND source src/avp/win95/kzsort.c)
LIST(APPEND source src/avp/win95/langplat.c)
LIST(APPEND source src/avp/win95/modcmds.cpp)
LIST(APPEND source src/avp/win95/npcsetup.cpp)
LIST(APPEND source src/avp/win95/objsetup.cpp)
LIST(APPEND source src/avp/win95/pathchnk.cpp)
LIST(APPEND source src/avp/win95/platsup.c)
LIST(APPEND source src/avp/win95/pldghost.c)
LIST(APPEND source src/avp/win95/pldnet.c)
LIST(APPEND source src/avp/win95/progress_bar.cpp)
LIST(APPEND source src/avp/win95/projload.cpp)
LIST(APPEND source src/avp/win95/scrshot.cpp)
LIST(APPEND source src/avp/win95/strachnk.cpp)
LIST(APPEND source src/avp/win95/system.c)
LIST(APPEND source src/avp/win95/usr_io.c)
LIST(APPEND source src/avp/win95/vision.c)
LIST(APPEND source src/avp/win95/frontend/avp_envinfo.c)
LIST(APPEND source src/avp/win95/frontend/avp_intro.cpp)
LIST(APPEND source src/avp/win95/frontend/avp_menudata.c)
LIST(APPEND source src/avp/win95/frontend/avp_menus.c)
LIST(APPEND source src/avp/win95/frontend/avp_mp_config.cpp)
LIST(APPEND source src/avp/win95/frontend/avp_userprofile.cpp)
LIST(APPEND source src/avp/win95/gadgets/ahudgadg.cpp)
LIST(APPEND source src/avp/win95/gadgets/conscmnd.cpp)
LIST(APPEND source src/avp/win95/gadgets/conssym.cpp)
LIST(APPEND source src/avp/win95/gadgets/consvar.cpp)
LIST(APPEND source src/avp/win95/gadgets/gadget.cpp)
LIST(APPEND source src/avp/win95/gadgets/hudgadg.cpp)
LIST(APPEND source src/avp/win95/gadgets/rootgadg.cpp)
LIST(APPEND source src/avp/win95/gadgets/t_ingadg.cpp)
LIST(APPEND source src/avp/win95/gadgets/teletype.cpp)
LIST(APPEND source src/avp/win95/gadgets/textexp.cpp)
LIST(APPEND source src/avp/win95/gadgets/textin.cpp)
LIST(APPEND source src/avp/win95/gadgets/trepgadg.cpp)
LIST(APPEND source src/win95/animchnk.cpp)
LIST(APPEND source src/win95/animobs.cpp)
LIST(APPEND source src/win95/awtexld.cpp)
LIST(APPEND source src/win95/awbmpld.cpp)
LIST(APPEND source src/win95/awiffld.cpp)
LIST(APPEND source src/win95/awpnmld.cpp)
LIST(APPEND source src/win95/bmpnames.cpp)
LIST(APPEND source src/win95/chnkload.cpp)
LIST(APPEND source src/win95/chnktexi.cpp)
LIST(APPEND source src/win95/chnktype.cpp)
LIST(APPEND source src/win95/chunk.cpp)
LIST(APPEND source src/win95/chunkpal.cpp)
LIST(APPEND source src/win95/db.c)
LIST(APPEND source src/win95/debuglog.cpp)
LIST(APPEND source src/win95/dummyobjectchunk.cpp)
LIST(APPEND source src/win95/enumchnk.cpp)
LIST(APPEND source src/win95/enumsch.cpp)
LIST(APPEND source src/win95/envchunk.cpp)
LIST(APPEND source src/win95/fail.c)
LIST(APPEND source src/win95/fragchnk.cpp)
LIST(APPEND source src/win95/gsprchnk.cpp)
LIST(APPEND source src/win95/hierchnk.cpp)
LIST(APPEND source src/win95/huffman.cpp)
LIST(APPEND source src/win95/iff.cpp)
LIST(APPEND source src/win95/iff_ilbm.cpp)
LIST(APPEND source src/win95/ilbm_ext.cpp)
LIST(APPEND source src/win95/io.c)
LIST(APPEND source src/win95/list_tem.cpp)
LIST(APPEND source src/win95/ltchunk.cpp)
LIST(APPEND source src/win95/media.cpp)
LIST(APPEND source src/win95/mishchnk.cpp)
LIST(APPEND source src/win95/obchunk.cpp)
LIST(APPEND source src/win95/oechunk.cpp)
LIST(APPEND source src/win95/our_mem.c)
LIST(APPEND source src/win95/plat_shp.c)
LIST(APPEND source src/win95/plspecfn.c)
LIST(APPEND source src/win95/shpchunk.cpp)
LIST(APPEND source src/win95/sndchunk.cpp)
LIST(APPEND source src/win95/sprchunk.cpp)
LIST(APPEND source src/win95/string.cpp)
LIST(APPEND source src/win95/texio.c)
LIST(APPEND source src/win95/toolchnk.cpp)
LIST(APPEND source src/win95/txioctrl.cpp)
LIST(APPEND source src/win95/wpchunk.cpp)
LIST(APPEND source src/win95/zsp.cpp)
LIST(APPEND source src/opengl.c)
LIST(APPEND source src/oglfunc.c)
LIST(APPEND source src/fmv.c)
LIST(APPEND source src/openal.c)
LIST(APPEND source src/cdplayer.c)
LIST(APPEND source src/menus.c)

IF(WIN32)
  LIST(APPEND source src/winfiles.c)
ELSE(WIN32)
  LIST(APPEND source src/files.c)
  LIST(APPEND source src/winapi.c)
ENDIF(WIN32)

IF(AVP_WEB)
   LIST(APPEND source src/main2.c)
ENDIF(AVP_WEB)

IF(NOT AVP_WEB)
    IF(USE_SDL1)
        LIST(APPEND source src/main.c)

        # SDL 1.2 on OS X requires this support file
        IF(APPLE AND ${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
            LIST(APPEND source src/sdl12/sdlmain.m)
        ENDIF(APPLE AND ${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
    ELSE()
        LIST(APPEND source src/main2.c)
    ENDIF()
ENDIF(NOT AVP_WEB)

### build all source as C++
### (not normally used)
##SET_SOURCE_FILES_PROPERTIES(${source} PROPERTIES LANGUAGE CXX)

# auto-include directories with source files
FOREACH(sourcefile IN LISTS source)
    GET_FILENAME_COMPONENT(includedir ${sourcefile} PATH) # newer CMake uses DIRECTORY
    LIST(APPEND include ${includedir})
ENDFOREACH(sourcefile)
INCLUDE_DIRECTORIES(${include})

# manually include src/include
INCLUDE_DIRECTORIES(src/include)

IF(AVP_WEB)
    ADD_DEFINITIONS(-DUSE_OPENGL_ES=1)

    ADD_EXECUTABLE(avp ${source})
ENDIF(AVP_WEB)

IF(NOT AVP_WEB)
    ADD_EXECUTABLE(avp ${source})
    INSTALL(TARGETS avp DESTINATION bin)

    # required dependencies
    IF(WIN32)
        TARGET_LINK_LIBRARIES(avp winmm)
    ENDIF(WIN32)

    IF(USE_SDL1)
        INCLUDE_DIRECTORIES(${SDL_INCLUDE_DIRS})
        TARGET_LINK_LIBRARIES(avp ${SDL_LIBRARIES})
    ELSE()
        INCLUDE_DIRECTORIES(${SDL2_INCLUDE_DIRS})
        TARGET_LINK_LIBRARIES(avp ${SDL2_LIBRARIES})
    ENDIF()

    IF(USE_GLES2)
        ADD_DEFINITIONS(-DUSE_OPENGL_ES=1)
        INCLUDE_DIRECTORIES(${OPENGLES2_INCLUDE_DIRS})
        INCLUDE_DIRECTORIES(${EGL_INCLUDE_DIRS})
        TARGET_LINK_LIBRARIES(avp ${OPENGLES2_LIBRARIES})
        TARGET_LINK_LIBRARIES(avp ${EGL_LIBRARIES})
    ELSE()
        INCLUDE_DIRECTORIES(${OPENGL_INCLUDE_DIRS})
        TARGET_LINK_LIBRARIES(avp ${OPENGL_LIBRARIES})
    ENDIF()

    INCLUDE_DIRECTORIES(${LIBAVCODEC_INCLUDE_DIRS})
    INCLUDE_DIRECTORIES(${LIBAVFORMAT_INCLUDE_DIRS})
    INCLUDE_DIRECTORIES(${LIBAVUTIL_INCLUDE_DIRS})
    INCLUDE_DIRECTORIES(${LIBSWSCALE_INCLUDE_DIRS})
    INCLUDE_DIRECTORIES(${OPENAL_INCLUDE_DIRS})

    TARGET_LINK_LIBRARIES(avp ${LIBAVCODEC_LIBRARIES})
    TARGET_LINK_LIBRARIES(avp ${LIBAVFORMAT_LIBRARIES})
    TARGET_LINK_LIBRARIES(avp ${LIBAVUTIL_LIBRARIES})
    TARGET_LINK_LIBRARIES(avp ${LIBSWSCALE_LIBRARIES})
    TARGET_LINK_LIBRARIES(avp ${OPENAL_LIBRARIES})
ENDIF(NOT AVP_WEB)