# Copyright (c) 2021 Dominic Msters
# 
# This software is released under the MIT License.
# https://opensource.org/licenses/MIT

# GLFW
if(DAWN_TARGET_GLFW)
  if(${CMAKE_SYSTEM_NAME} MATCHES "Emscripten")
    set(DAWN_EMSCRIPTEN_FLAGS "${DAWN_EMSCRIPTEN_FLAGS} -s USE_GLFW=3" CACHE INTERNAL ${DAWN_CACHE_TARGET})
    add_subdirectory(glad)
  else()
    add_subdirectory(glad)
    add_subdirectory(glfw)
  endif()
endif()

# SDL
if(DAWN_TARGET_SDL2)
  add_subdirectory(glad)
  add_subdirectory(SDL)
endif()

# GLM
add_subdirectory(glm)

# FreeType
if(${CMAKE_SYSTEM_NAME} MATCHES "Emscripten")
  set(DAWN_EMSCRIPTEN_FLAGS "${DAWN_EMSCRIPTEN_FLAGS} -s USE_FREETYPE=1" CACHE INTERNAL ${DAWN_CACHE_TARGET})
else()
  add_subdirectory(freetype)
endif()

# LibArchive
if(DAWN_TARGET_ARCHIVE)
  add_subdirectory(libarchive)
endif()

# OpenAL
if(DAWN_TARGET_OPENAL)
  set(LIBTYPE "STATIC")
  add_subdirectory(openal-soft)

  set(BUILD_TESTS OFF CACHE BOOL "Build tests" FORCE)
  set(BUILD_EXAMPLES OFF CACHE BOOL "Build examples" FORCE) 
  add_subdirectory(AudioFile)
endif()

# Emscripten (TESTING ONLY)
if(DEFINED DAWN_EMSCRIPTEN_FLAGS)
  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${DAWN_EMSCRIPTEN_FLAGS}" CACHE INTERNAL ${DAWN_CACHE_TARGET})
  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${DAWN_EMSCRIPTEN_FLAGS}" CACHE INTERNAL ${DAWN_CACHE_TARGET})
  set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${DAWN_EMSCRIPTEN_FLAGS}" CACHE INTERNAL ${DAWN_CACHE_TARGET})
endif()