Not sure if I'm a huge fan that I have to specify the folders in the includes now

src/main.cpp

@@ -28,11 +28,11 @@
 #include <SFML/Network.hpp>
 #include "Old_Map.h"
 #include "util.hpp"
-#include "RayCaster.h"
-#include "Hardware_Caster.h"
+#include "raycaster/RayCaster.h"
+#include "raycaster/Hardware_Caster.h"
 #include "Vector4.hpp"
 #include "Camera.h"
-#include "Software_Caster.h"
+#include "raycaster/Software_Caster.h"
 #include "Input.h"
 #include "Pub_Sub.h"
 #include "NetworkInput.h"

src/raycaster/Hardware_Caster.cpp

@@ -1,5 +1,4 @@
-#include "Hardware_Caster.h"
-
+#include "raycaster/Hardware_Caster.h"
 
 
 Hardware_Caster::Hardware_Caster() {

src/raycaster/RayCaster.cpp

@@ -1,4 +1,4 @@
-#include "RayCaster.h"
+#include "raycaster/RayCaster.h"
 
 RayCaster::RayCaster() {
 }

src/raycaster/Software_Caster.cpp

@@ -1,4 +1,4 @@
-#include "Software_Caster.h"
+#include "raycaster/Software_Caster.h"