include_directories("${PROJECT_SOURCE_DIR}/lib/graphics_engine/include")
include_directories("${PROJECT_SOURCE_DIR}/lib/graphics_utils")
include_directories("${PROJECT_SOURCE_DIR}/lib/irrlicht/include")
find_path(SDL2_INCLUDEDIR NAMES SDL.h PATH_SUFFIXES SDL2 include/SDL2 include PATHS)
if (NOT SDL2_INCLUDEDIR)
    message(FATAL_ERROR "SDL2 not found.")
else()
    include_directories("${SDL2_INCLUDEDIR}")
endif()

if(APPLE AND NOT DLOPEN_MOLTENVK)
    find_path(VULKAN_INCLUDEDIR NAMES vulkan/vulkan.h PATHS)
    if (NOT VULKAN_INCLUDEDIR)
        message(FATAL_ERROR "Vulkan not found.")
    else()
        include_directories("${VULKAN_INCLUDEDIR}")
    endif()
endif()

if(UNIX OR MINGW)
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=gnu++0x")
endif()

set(GE_SOURCES
    src/gl.c
    src/ge_main.cpp
    src/ge_texture.cpp
    src/ge_dx9_texture.cpp
    src/ge_vulkan_2d_renderer.cpp
    src/ge_vulkan_camera_scene_node.cpp
    src/ge_vulkan_command_loader.cpp
    src/ge_vulkan_driver.cpp
    src/ge_vulkan_dynamic_buffer.cpp
    src/ge_vulkan_features.cpp
    src/ge_vulkan_mesh_cache.cpp
    src/ge_vulkan_scene_manager.cpp
    src/ge_vulkan_shader_manager.cpp
    src/ge_vulkan_texture.cpp
    src/ge_gl_texture.cpp
    src/ge_spm.cpp
)

if(NOT APPLE OR DLOPEN_MOLTENVK)
    set(GE_SOURCES ${GE_SOURCES} src/vulkan.c)
endif()

add_library(graphics_engine STATIC ${GE_SOURCES})