CMakeLists.txt

cmake_minimum_required(VERSION 3.0)

set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -Wall")

set(GLFW_BUILD_DOCS OFF CACHE BOOL "" FORCE)
set(GLFW_BUILD_TESTS OFF CACHE BOOL "" FORCE)
set(GLFW_BUILD_EXAMPLES OFF CACHE BOOL "" FORCE)

add_subdirectory("${CMAKE_SOURCE_DIR}/frontend/GLFW/glfw-3.2.1/")

add_subdirectory("${CMAKE_SOURCE_DIR}/OpenGlBackend/")

add_executable(graphics 
  frontend/main.cpp
  frontend/Entity.cpp
  frontend/window.cpp
  frontend/State.cpp
)

target_include_directories (graphics
  PRIVATE "frontend/"
  PUBLIC "OpenGlBackend/"
  PUBLIC "OpenGlBackend/GLAD/include/"
)

target_link_libraries(graphics GLBackend glfw)

if (CMAKE_SYSTEM_NAME MATCHES "Windows")
  find_package(OpenGL)
  string (REPLACE "/" "\\" SOURCE_DIR "${CMAKE_SOURCE_DIR}")
  add_custom_command(TARGET graphics
    POST_BUILD
    COMMAND IF NOT EXIST \"$(TargetDir)Resources\" mkdir \"$(TargetDir)Resources\"
    COMMAND echo D | xcopy "${SOURCE_DIR}\\frontend\\Resources" \"$(TargetDir)Resources\" /D /E /I /Y
    COMMENT "Copying resources to build directory..."
  )
else()
  add_custom_command(TARGET graphics
    POST_BUILD
    COMMAND [ -d "${CMAKE_BINARY_DIR}/Resources" ] || mkdir "${CMAKE_BINARY_DIR}/Resources"
    COMMAND cp --verbose --update --preserve=mode,ownership,timestamps --recursive "${CMAKE_SOURCE_DIR}/frontend/Resources/*" "${CMAKE_BINARY_DIR}/Resources"
    COMMENT "Copying resources to build directory..."
  )
endif()