Mark a bunch of classes as final

irr/include/CIndexBuffer.h

@@ -13,7 +13,7 @@ namespace scene
 {
 //! Template implementation of the IIndexBuffer interface
 template <class T>
-class CIndexBuffer : public IIndexBuffer
+class CIndexBuffer final : public IIndexBuffer
 {
 public:
 	//! Default constructor for empty buffer

irr/include/CMeshBuffer.h

@@ -15,7 +15,7 @@ namespace scene
 {
 //! Template implementation of the IMeshBuffer interface
 template <class T>
-class CMeshBuffer : public IMeshBuffer
+class CMeshBuffer final : public IMeshBuffer
 {
 public:
 	//! Default constructor for empty meshbuffer

irr/include/CVertexBuffer.h

@@ -13,7 +13,7 @@ namespace scene
 {
 //! Template implementation of the IVertexBuffer interface
 template <class T>
-class CVertexBuffer : public IVertexBuffer
+class CVertexBuffer final : public IVertexBuffer
 {
 public:
 	//! Default constructor for empty buffer

irr/include/SAnimatedMesh.h

@@ -15,7 +15,7 @@ namespace scene
 {
 
 //! Simple implementation of the IAnimatedMesh interface.
-struct SAnimatedMesh : public IAnimatedMesh
+struct SAnimatedMesh final : public IAnimatedMesh
 {
 	//! constructor
 	SAnimatedMesh(scene::IMesh *mesh = 0, scene::E_ANIMATED_MESH_TYPE type = scene::EAMT_UNKNOWN) :

irr/include/SMesh.h

@@ -14,7 +14,7 @@ namespace irr
 namespace scene
 {
 //! Simple implementation of the IMesh interface.
-struct SMesh : public IMesh
+struct SMesh final : public IMesh
 {
 	//! constructor
 	SMesh()

irr/include/SSkinMeshBuffer.h

@@ -16,7 +16,7 @@ namespace scene
 {
 
 //! A mesh buffer able to choose between S3DVertex2TCoords, S3DVertex and S3DVertexTangents at runtime
-struct SSkinMeshBuffer : public IMeshBuffer
+struct SSkinMeshBuffer final : public IMeshBuffer
 {
 	//! Default constructor
 	SSkinMeshBuffer(video::E_VERTEX_TYPE vt = video::EVT_STANDARD) :

irr/src/CFileSystem.h

@@ -17,7 +17,7 @@ class CZipReader;
 /*!
 	FileSystem which uses normal files and one zipfile
 */
-class CFileSystem : public IFileSystem
+class CFileSystem final : public IFileSystem
 {
 public:
 	//! constructor

irr/src/CImage.h

@@ -21,7 +21,7 @@ inline bool checkImageDimensions(u32 width, u32 height)
 
 //! IImage implementation with a lot of special image operations for
 //! 16 bit A1R5G5B5/32 Bit A8R8G8B8 images, which are used by the SoftwareDevice.
-class CImage : public IImage
+class CImage final : public IImage
 {
 public:
 	//! constructor from raw image data

irr/src/CLimitReadFile.h

@@ -20,7 +20,7 @@ namespace io
 	This can be useful, for example for reading uncompressed files
 	in an archive (zip, tar).
 !*/
-class CLimitReadFile : public IReadFile
+class CLimitReadFile final : public IReadFile
 {
 public:
 	CLimitReadFile(IReadFile *alreadyOpenedFile, long pos, long areaSize, const io::path &name);

irr/src/CMemoryFile.h

@@ -17,7 +17,7 @@ namespace io
 /*!
 	Class for reading from memory.
 */
-class CMemoryReadFile : public IMemoryReadFile
+class CMemoryReadFile final : public IMemoryReadFile
 {
 public:
 	//! Constructor

irr/src/CReadFile.h

@@ -17,7 +17,7 @@ namespace io
 /*!
 	Class for reading a real file from disk.
 */
-class CReadFile : public IReadFile
+class CReadFile final : public IReadFile
 {
 public:
 	CReadFile(const io::path &fileName);

irr/src/CSceneManager.h

@@ -25,7 +25,7 @@ class IMeshCache;
 /*!
 	The Scene Manager manages scene nodes, mesh resources, cameras and all the other stuff.
 */
-class CSceneManager : public ISceneManager, public ISceneNode
+class CSceneManager final : public ISceneManager, public ISceneNode
 {
 public:
 	//! constructor

src/client/inputhandler.h

@@ -269,11 +269,12 @@ public:
 	JoystickController joystick;
 	KeyCache keycache;
 };
+
 /*
-	Separated input handler
+	Separated input handler implementations
 */
 
-class RealInputHandler : public InputHandler
+class RealInputHandler final : public InputHandler
 {
 public:
 	RealInputHandler(MyEventReceiver *receiver) : m_receiver(receiver)
@@ -372,7 +373,7 @@ private:
 	v2s32 m_mousepos;
 };
 
-class RandomInputHandler : public InputHandler
+class RandomInputHandler final : public InputHandler
 {
 public:
 	RandomInputHandler() = default;

src/client/texturesource.cpp

@@ -39,7 +39,7 @@ struct TextureInfo
 };
 
 // TextureSource
-class TextureSource : public IWritableTextureSource
+class TextureSource final : public IWritableTextureSource
 {
 public:
 	TextureSource();

src/network/mtp/impl.h

@@ -234,7 +234,7 @@ class Peer : public IPeer {
 
 class UDPPeer;
 
-class Connection : public IConnection
+class Connection final : public IConnection
 {
 public:
 	friend class ConnectionSendThread;