Pasaeta de include-what-you-use

Afegit fitxer CMakeLists.txt

source/fade.cpp

@@ -1,6 +1,10 @@
 #include "fade.h"
-#include "const.h"
-#include <iostream>
+#include <SDL2/SDL_error.h>   // for SDL_GetError
+#include <SDL2/SDL_pixels.h>  // for SDL_PIXELFORMAT_RGBA8888
+#include <SDL2/SDL_timer.h>   // for SDL_Delay
+#include <stdlib.h>           // for rand
+#include <iostream>           // for char_traits, basic_ostream, operator<<
+#include "const.h"            // for GAMECANVAS_HEIGHT, GAMECANVAS_WIDTH
 
 // Constructor
 Fade::Fade(SDL_Renderer *renderer)