Some progress

util/util.h

@@ -6,6 +6,12 @@
 #define FACTORYGAME_UTIL_H
 
 #include <SDL2/SDL.h>
+//The window we'll be rendering to
+extern SDL_Window *window;
+extern volatile bool running;
+
+//The surface contained by the window
+extern SDL_Renderer *renderer;
 
 typedef enum {
     ORIENT_LEFT_DOWN,
@@ -25,4 +31,6 @@ SDL_Texture *createFlippedTexture(SDL_Renderer *renderer, SDL_Texture *src, SDL_
 
 SDL_Texture* ScaleTexture(SDL_Renderer* renderer, SDL_Texture* src, int newWidth, int newHeight);
 
+void DrawThickRect(SDL_Renderer* renderer, SDL_Rect rect, int thickness);
+
 #endif //FACTORYGAME_UTIL_H