fix: tidy up doxygen docs

README.md

@@ -1,23 +1,18 @@
 # asw
 
-A.D.S. Games SDL Wrapper
+A.D.S. Games SDL Wrapper.
 
-## Usage (CMAKE)
-
-### Add submodule
+This project started as a way to easily port allegro4 games to SDL2. Now it intends to make it easier to use SDL2 in C++. A primary focus is to allow easy compilation of games using emscripten as well, and has been throughly tested with it.
 
-```
-mkdir lib
-git submodule add https://github.com/AdsGames/asw lib/asw
-```
-
-### Add to CMakeLists.txt
+## Usage (CMAKE)
 
-```
-set(ASW_HEADERS lib/asw)
+### Fetch Content
 
-target_include_directories(
-  executable_name PRIVATE
-  ${ASW_HEADERS}
+```sh
+FetchContent_Declare(
+  asw
+  GIT_REPOSITORY https://github.com/adsgames/asw.git
+  GIT_TAG        <tag from latest version>
 )
+FetchContent_MakeAvailable(asw)
 ```

include/asw/modules/assets.h

@@ -7,7 +7,6 @@
  * @copyright Copyright (c) 2023
  *
  */
-
 #ifndef ASW_ASSETS_H
 #define ASW_ASSETS_H
 

include/asw/modules/core.h

@@ -7,7 +7,6 @@
  * @copyright Copyright (c) 2023
  *
  */
-
 #ifndef ASW_CORE_H
 #define ASW_CORE_H
 

include/asw/modules/types.h

@@ -1,6 +1,3 @@
-#ifndef ASW_TYPES_H
-#define ASW_TYPES_H
-
 /**
  * @file types.h
  * @author Allan Legemaate (alegemaate@gmail.com)
@@ -10,6 +7,9 @@
  * @copyright Copyright (c) 2023
  *
  */
+#ifndef ASW_TYPES_H
+#define ASW_TYPES_H
+
 #include <SDL2/SDL.h>
 #include <SDL2/SDL_mixer.h>
 #include <SDL2/SDL_ttf.h>