src/CMakeLists.txt

   1 cmake_minimum_required(VERSION 3.6)
   2 project(doom2d C)
   3
   4 string(COMPARE EQUAL "${CMAKE_SYSTEM_NAME}" "Emscripten" D2D_FOR_EMSCRIPTEN)
   5 string(COMPARE EQUAL "${CMAKE_SYSTEM_NAME}" "Darwin" D2D_FOR_DARWIN)
   6 string(COMPARE EQUAL "${CMAKE_SYSTEM_PROCESSOR}" "powerpc" D2D_FOR_POWERPC)
   7
   8 option(SYSTEM_DRIVER "Build with selected system driver" "SDL")
   9 option(RENDER_DRIVER "Build with selected render driver" "OpenGL")
  10 option(SOUND_DRIVER "Build with selected sound driver" "OpenAL")
  11
  12 string(TOUPPER "${SYSTEM_DRIVER}" SYSTEM_DRIVER)
  13 string(COMPARE EQUAL "${SYSTEM_DRIVER}" "SDL" WITH_SDL)
  14 string(COMPARE EQUAL "${SYSTEM_DRIVER}" "SDL2" WITH_SDL2)
  15 string(TOUPPER "${RENDER_DRIVER}" RENDER_DRIVER)
  16 string(COMPARE EQUAL "${RENDER_DRIVER}" "OPENGL" WITH_OPENGL)
  17 string(COMPARE EQUAL "${RENDER_DRIVER}" "SOFTWARE" WITH_SOFTWARE)
  18 string(COMPARE EQUAL "${RENDER_DRIVER}" "STUB" WITH_STUBRENDER)
  19 string(TOUPPER "${SOUND_DRIVER}" SOUND_DRIVER)
  20 string(COMPARE EQUAL "${SOUND_DRIVER}" "OPENAL" WITH_OPENAL)
  21 string(COMPARE EQUAL "${SOUND_DRIVER}" "SDLMIXER" WITH_SDLMIXER)
  22 string(COMPARE EQUAL "${SOUND_DRIVER}" "STUB" WITH_STUBSOUND)
  23
  24 set(D2D_GAME_ROOT .)
  25 set(D2D_SDL_ROOT ${D2D_GAME_ROOT}/sdl)
  26 set(D2D_SDL2_ROOT ${D2D_GAME_ROOT}/sdl2)
  27 set(D2D_OPENGL_ROOT ${D2D_GAME_ROOT}/gl)
  28 set(D2D_SOFTWARE_ROOT ${D2D_GAME_ROOT}/soft)
  29 set(D2D_STUBRENDER_ROOT ${D2D_GAME_ROOT}/stubren)
  30 set(D2D_SDL_ROOT ${D2D_GAME_ROOT}/sdl)
  31 set(D2D_SDLMIXER_ROOT ${D2D_GAME_ROOT}/sdlmixer)
  32 set(D2D_OPENAL_ROOT ${D2D_GAME_ROOT}/openal)
  33 set(D2D_STUBSOUND_ROOT ${D2D_GAME_ROOT}/stubsnd)
  34
  35 aux_source_directory(${D2D_GAME_ROOT} D2D_GAME_SRC)
  36 aux_source_directory(${D2D_SDL_ROOT} D2D_SDL_SRC)
  37 aux_source_directory(${D2D_SDL2_ROOT} D2D_SDL2_SRC)
  38 aux_source_directory(${D2D_OPENGL_ROOT} D2D_OPENGL_SRC)
  39 aux_source_directory(${D2D_SOFTWARE_ROOT} D2D_SOFTWARE_SRC)
  40 aux_source_directory(${D2D_STUBRENDER_ROOT} D2D_STUBRENDER_SRC)
  41 aux_source_directory(${D2D_SDL_ROOT} D2D_SDL_SRC)
  42 aux_source_directory(${D2D_SDLMIXER_ROOT} D2D_SDLMIXER_SRC)
  43 aux_source_directory(${D2D_OPENAL_ROOT} D2D_OPENAL_SRC)
  44 aux_source_directory(${D2D_STUBSOUND_ROOT} D2D_STUBSOUND_SRC)
  45
  46 if(WITH_SDL)
  47   if(D2D_FOR_EMSCRIPTEN)
  48     set(D2D_SYSTEM_SRC "${D2D_SDL_SRC}")
  49     set(D2D_SYSTEM_INCLUDE_DIR "")
  50     set(D2D_SYSTEM_LIBRARY "-lSDL")
  51     set(D2D_SYSTEM_LINKFLAGS "-s USE_SDL=1")
  52   else()
  53     find_package(SDL REQUIRED)
  54     set(D2D_SYSTEM_SRC "${D2D_SDL_SRC}")
  55     set(D2D_SYSTEM_INCLUDE_DIR "${SDL_INCLUDE_DIR}")
  56     set(D2D_SYSTEM_LIBRARY "${SDL_LIBRARY}")
  57   endif()
  58 elseif(WITH_SDL2)
  59   if(D2D_FOR_EMSCRIPTEN)
  60     set(D2D_SYSTEM_SRC "${D2D_SDL2_SRC}")
  61     set(D2D_SYSTEM_INCLUDE_DIR "")
  62     set(D2D_SYSTEM_LIBRARY "-lSDL2")
  63     set(D2D_SYSTEM_LINKFLAGS "-s USE_SDL=2")
  64   else()
  65     if(D2D_FOR_DARWIN AND D2D_FOR_POWERPC)
  66       # tigerbrew did not provide sdl2 module for cmake
  67       find_package(SDL2)
  68       if(NOT SDL2_FOUND)
  69         set(SDL2_INCLUDE_DIRS "/usr/local/include/SDL2")
  70         set(SDL2_LIBRARIES "-lSDL2")
  71       endif(NOT SDL2_FOUND)
  72     else()
  73       find_package(SDL2 REQUIRED)
  74     endif()
  75     set(D2D_SYSTEM_SRC "${D2D_SDL2_SRC}")
  76     set(D2D_SYSTEM_INCLUDE_DIR "${SDL2_INCLUDE_DIRS}")
  77     set(D2D_SYSTEM_LIBRARY "${SDL2_LIBRARIES}")
  78   endif()
  79 else()
  80   message(FATAL_ERROR "Select SYSTEM_DRIVER as 'SDL' or 'SDL2'")
  81 endif()
  82
  83 if(WITH_STUBRENDER)
  84   set(D2D_RENDER_SRC "${D2D_STUBRENDER_SRC}")
  85   set(D2D_RENDER_INCLUDE_DIR "")
  86   set(D2D_RENDER_LIBRARY "")
  87 elseif(WITH_OPENGL)
  88   if(D2D_FOR_EMSCRIPTEN)
  89     set(D2D_RENDER_SRC "${D2D_OPENGL_SRC}")
  90     set(D2D_RENDER_INCLUDE_DIR "")
  91     set(D2D_RENDER_LIBRARY "-lGL")
  92     set(D2D_RENDER_LINKFLAGS "-s LEGACY_GL_EMULATION=1")
  93   else()
  94     find_package(OpenGL REQUIRED)
  95     set(D2D_RENDER_SRC "${D2D_OPENGL_SRC}")
  96     set(D2D_RENDER_INCLUDE_DIR "${OPENGL_INCLUDE_DIR}")
  97     set(D2D_RENDER_LIBRARY "${OPENGL_LIBRARY}")
  98   endif()
  99 elseif(WITH_SOFTWARE)
 100   set(D2D_RENDER_SRC "${D2D_SOFTWARE_SRC}")
 101   set(D2D_RENDER_INCLUDE_DIR "")
 102   set(D2D_RENDER_LIBRARY "")
 103 else()
 104   message(FATAL_ERROR "Select RENDER_DRIVER as 'OPENGL' or 'SOFTWARE' or 'STUB'")
 105 endif()
 106
 107 if(WITH_STUBSOUND)
 108   set(D2D_SOUND_SRC "${D2D_STUBSOUND_SRC}")
 109   set(D2D_SOUND_INCLUDE_DIR "")
 110   set(D2D_SOUND_LIBRARY "")
 111 elseif(WITH_OPENAL)
 112   find_package(OpenAL REQUIRED)
 113   set(D2D_SOUND_SRC "${D2D_OPENAL_SRC}")
 114   set(D2D_SOUND_INCLUDE_DIR "${OPENAL_INCLUDE_DIR}")
 115   set(D2D_SOUND_LIBRARY "${OPENAL_LIBRARY}")
 116 elseif(WITH_SDLMIXER)
 117   find_package(SDL_mixer REQUIRED)
 118   set(D2D_SOUND_SRC "${D2D_SDLMIXER_SRC}")
 119   set(D2D_SOUND_INCLUDE_DIR "${SDLMIXER_INCLUDE_DIR}")
 120   set(D2D_SOUND_LIBRARY "${SDLMIXER_LIBRARY}")
 121 else()
 122   message(FATAL_ERROR "Select SOUND_DRIVER as 'OPENAL' or 'SDLMIXER' or 'STUB'")
 123 endif()
 124
 125 if (NOT CMAKE_BUILD_TYPE)
 126   set(CMAKE_BUILD_TYPE Release)
 127 endif()
 128 set(CMAKE_C_FLAGS "")
 129 set(CMAKE_C_FLAGS_DEBUG "-g -O0 -Wall")
 130 set(CMAKE_C_FLAGS_RELEASE "-O3") # -DNDEBUG
 131 set(CMAKE_CXX_FLAGS "${CMAKE_C_FLAGS}")
 132 set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG}")
 133 set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE}")
 134
 135 message(STATUS "=== BUILD OPTIONS ===")
 136 message(STATUS "BUILD:  " "${CMAKE_BUILD_TYPE}")
 137 message(STATUS "CFLAGS: " "${CMAKE_C_FLAGS}")
 138 message(STATUS "SYSTEM: " "${SYSTEM_DRIVER}")
 139 message(STATUS "RENDER: " "${RENDER_DRIVER}")
 140 message(STATUS "SOUND:  " "${SOUND_DRIVER}")
 141
 142 add_executable(doom2d ${D2D_GAME_SRC} ${D2D_SYSTEM_SRC} ${D2D_RENDER_SRC} ${D2D_SOUND_SRC})
 143 target_include_directories(doom2d PRIVATE "${D2D_GAME_ROOT}" "${D2D_SYSTEM_INCLUDE_DIR}" "${D2D_RENDER_INCLUDE_DIR}" "${D2D_SOUND_INCLUDE_DIR}")
 144 if(D2D_FOR_EMSCRIPTEN)
 145   set(CMAKE_EXECUTABLE_SUFFIX ".html")
 146   configure_file(${D2D_GAME_ROOT}/doom2d.wad doom2d.wad COPYONLY)
 147   set(D2D_DOOM2D_WAD doom2d.wad)
 148   configure_file(${D2D_GAME_ROOT}/default.cfg default.cfg COPYONLY)
 149   set(D2D_DEFAULT_CFG default.cfg)
 150   set_target_properties(doom2d PROPERTIES LINK_FLAGS "-s WASM=0 -s DISABLE_EXCEPTION_CATCHING=1 -s SAFE_HEAP=1 -s ASSERTIONS=1 -s GL_ASSERTIONS=1 ${D2D_SYSTEM_LINKFLAGS} ${D2D_RENDER_LINKFLAGS} ${D2D_SOUND_LINKFLAGS} --preload-file ${D2D_DOOM2D_WAD} --preload-file ${D2D_DEFAULT_CFG}")
 151 else()
 152   target_link_libraries(doom2d "${D2D_SYSTEM_LIBRARY}" "${D2D_RENDER_LIBRARY}" "${D2D_SOUND_LIBRARY}")
 153 endif()