huge core redesign

cmake/archeus_sdl2.cmake

@@ -0,0 +1,64 @@
+set(ARCHEUS_STD_SDL2_WINDOW_SOURCES
+)
+
+set(ARCHEUS_STD_SDL2_INPUT_SOURCES
+    src/input/sdl/keyboard.c
+    src/input/sdl/mouse.c
+)
+
+set(ARCHEUS_STD_SDL2_GRAPHICS_SOURCES
+    src/graphics/sdl/circle.c
+    src/graphics/sdl/config.c
+    src/graphics/sdl/line.c
+    src/graphics/sdl/obround.c
+    src/graphics/sdl/rectangle.c
+    src/graphics/sdl/renderer.c
+    src/graphics/sdl/sprite.c
+    src/graphics/sdl/spritesheet.c
+    src/graphics/sdl/text.c
+    src/graphics/sdl/window.c
+)
+
+function(sdl2_check_and_init_needed ARCHEUS_STD_FLAGS ARCHEUS_STD_SOURCES ARCHEUS_STD_WINDOW_BACKEND ARCHEUS_STD_INPUT_BACKEND ARCHEUS_STD_GRAPHICS_BACKEND)
+    #if no backend uses sdl return
+    if(NOT ARCHEUS_STD_WINDOW_BACKEND STREQUAL "SDL2" AND NOT ARCHEUS_STD_INPUT_BACKEND STREQUAL "SDL2" AND NOT ARCHEUS_STD_GRAPHICS_BACKEND STREQUAL "SDL2")
+        return()
+    endif()
+
+    string(APPEND ARCHEUS_STD_FLAGS "-DARC_SDL ")
+
+    #get needed libraries for backends
+    find_package(SDL2 REQUIRED)
+
+    if(ARCHEUS_STD_GRAPHICS_BACKEND STREQUAL "SDL2")
+        if(NOT PNG AND WIN32 AND NOT MSVC)
+            set(PNG_LIBRARY "C:/Program Files(x86)/libpng")
+            set(PNG_PNG_INCLUDE_DIR "C:/Program Files(x86)/libpng/include")
+        endif()
+
+        find_package(SDL2_image REQUIRED)
+        find_package(SDL2_ttf REQUIRED)
+    endif()
+
+    #add matching files for the selected backends
+    if(ARCHEUS_STD_INPUT_BACKEND STREQUAL "SDL2")
+        list(APPEND ARCHEUS_STD_SOURCES ${ARCHEUS_STD_SDL2_INPUT_SOURCES})
+    endif()
+
+    if(ARCHEUS_STD_INPUT_BACKEND STREQUAL "SDL2")
+        list(APPEND ARCHEUS_STD_SOURCES ${ARCHEUS_STD_SDL2_INPUT_SOURCES})
+    endif()
+
+    if(ARCHEUS_STD_GRAPHICS_BACKEND STREQUAL "SDL2")
+        list(APPEND ARCHEUS_STD_SOURCES ${ARCHEUS_STD_SDL2_GRAPHICS_SOURCES})
+    endif()
+
+    target_include_directories(archeus_std
+        PRIVATE ${SDL2_INCLUDE_DIRS}
+        PRIVATE ${SDL2IMAGE_INCLUDE_DIRS}
+    )
+
+    target_link_libraries(archeus_std PUBLIC ${SDL2_LIBRARIES} SDL2_image::SDL2_image SDL2_ttf::SDL2_ttf)
+
+    return(ARCHEUS_STD_SDL2_SOURCES)
+endfunction()