cmake_minimum_required(VERSION 2.8)
project(ImGuiGLFWVulkanExample C CXX)

if(NOT CMAKE_BUILD_TYPE)
  set(CMAKE_BUILD_TYPE Debug CACHE STRING "" FORCE)
endif()

set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DVK_PROTOTYPES")
set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DVK_PROTOTYPES")

# GLFW
set(GLFW_DIR ../../../glfw)
option(GLFW_BUILD_EXAMPLES "Build the GLFW example programs" OFF)
option(GLFW_BUILD_TESTS "Build the GLFW test programs" OFF)
option(GLFW_BUILD_DOCS "Build the GLFW documentation" OFF)
option(GLFW_INSTALL "Generate installation target" OFF)
option(GLFW_DOCUMENT_INTERNALS "Include internals in documentation" OFF)
add_subdirectory(${GLFW_DIR} binary_dir EXCLUDE_FROM_ALL)
include_directories(${GLFW_DIR}/include)

# ImGui
set(IMGUI_DIR ../../)
include_directories(${IMGUI_DIR})

# Libraries
if(WIN32)
  set(LIBRARIES "glfw;vulkan-${MAJOR}")
elseif(UNIX)
  set(LIBRARIES "glfw;vulkan")
else()
endif()

file(GLOB sources *.cpp)

add_executable(vulkan_example ${sources} ${IMGUI_DIR}/imgui.cpp ${IMGUI_DIR}/imgui_draw.cpp ${IMGUI_DIR}/imgui_demo.cpp)
target_link_libraries(vulkan_example ${LIBRARIES})