Make src folder flat

CMakeLists.txt

@@ -4,24 +4,24 @@ project(core)
 set(CMAKE_CXX_STANDARD 20)
 
 set(SRC
-    "src/utils/Logger.cpp"
-    "src/utils/Utility.cpp"
-    "src/utils/Error.cpp"
-    "src/utils/New.cpp"
-    "src/utils/Buffer.cpp"
-    "src/utils/Clock.cpp"
-    "src/utils/Random.cpp"
-    "src/data/BitArray.cpp"
-    "src/math/Math.cpp"
-    "src/math/Vector.cpp"
-    "src/math/Quaternion.cpp"
-    "src/math/Matrix.cpp"
-    "src/math/Box.cpp"
-    "src/math/Plane.cpp"
-    "src/math/Frustum.cpp"
-    "src/math/View.cpp"
-    "src/thread/Thread.cpp"
-    "src/io/FileReader.cpp"
+    "src/Logger.cpp"
+    "src/Utility.cpp"
+    "src/Error.cpp"
+    "src/New.cpp"
+    "src/Buffer.cpp"
+    "src/Clock.cpp"
+    "src/Random.cpp"
+    "src/BitArray.cpp"
+    "src/Math.cpp"
+    "src/Vector.cpp"
+    "src/Quaternion.cpp"
+    "src/Matrix.cpp"
+    "src/Box.cpp"
+    "src/Plane.cpp"
+    "src/Frustum.cpp"
+    "src/View.cpp"
+    "src/Thread.cpp"
+    "src/FileReader.cpp"
 )
 
 set(SRC_TESTS