Added a cast in vector2d to make MSVC happy with integer vectors. Added...

Added a cast in vector2d to make MSVC happy with integer vectors. Added virtual destructors in factory interfaces.

git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@1002 dfc29bdd-3216-0410-991c-e03cc46cb475

include/IGUIElementFactory.h

@@ -28,6 +28,9 @@ namespace gui
 	{
 	public:
 
+		// destructor
+		virtual ~IGUIElementFactory() {}
+
 		//! adds an element to the gui environment based on its type id
 		/** \param type: Type of the element to add.
 		\param parent: Parent scene node of the new element, can be null to add to the root.

include/ISceneNodeAnimatorFactory.h

@@ -28,6 +28,8 @@ namespace scene
 	{
 	public:
 
+		virtual ~ISceneNodeAnimatorFactory() {}
+
 		//! creates a scene node animator based on its type id
 		/** \param type: Type of the scene node animator to add.
 		\param target: Target scene node of the new animator.

include/ISceneNodeFactory.h

@@ -29,6 +29,8 @@ namespace scene
 	{
 	public:
 
+		virtual ~ISceneNodeFactory() {}
+
 		//! adds a scene node to the scene graph based on its type id
 		/** \param type: Type of the scene node to add.
 		\param parent: Parent scene node of the new node, can be null to add the scene node to the root.

include/vector2d.h

@@ -67,7 +67,7 @@ public:
 
 	//! Returns the length of the vector
 	//! \return Returns the length of the vector.
-	T getLength() const { return (T)sqrt(X*X + Y*Y); }
+	T getLength() const { return (T)sqrt((f64)(X*X + Y*Y)); }
 
 	//! Returns the squared length of this vector
 	/** This is useful because it is much faster than getLength(). */

source/Irrlicht/CDefaultGUIElementFactory.cpp

@@ -39,11 +39,6 @@ CDefaultGUIElementFactory::CDefaultGUIElementFactory(IGUIEnvironment* env)
 }
 
 
-CDefaultGUIElementFactory::~CDefaultGUIElementFactory()
-{
-}
-
-
 //! adds an element to the env based on its type id
 IGUIElement* CDefaultGUIElementFactory::addGUIElement(EGUI_ELEMENT_TYPE type, IGUIElement* parent)
 {

source/Irrlicht/CDefaultGUIElementFactory.h

@@ -23,7 +23,7 @@ namespace gui
 	public:
 
 		CDefaultGUIElementFactory(IGUIEnvironment* env);
-		~CDefaultGUIElementFactory();
+
 		//! adds an element to the gui environment based on its type id
 		/** \param type: Type of the element to add.
 		\param parent: Parent scene node of the new element, can be null to add to the root.

source/Irrlicht/CDefaultSceneNodeAnimatorFactory.cpp

@@ -32,11 +32,6 @@ CDefaultSceneNodeAnimatorFactory::CDefaultSceneNodeAnimatorFactory(ISceneManager
 }
 
 
-CDefaultSceneNodeAnimatorFactory::~CDefaultSceneNodeAnimatorFactory()
-{
-}
-
-
 //! creates a scene node animator based on its type id
 ISceneNodeAnimator* CDefaultSceneNodeAnimatorFactory::createSceneNodeAnimator(ESCENE_NODE_ANIMATOR_TYPE type, ISceneNode* target)
 {

source/Irrlicht/CDefaultSceneNodeAnimatorFactory.h

@@ -20,7 +20,6 @@ namespace scene
 	public:
 
 		CDefaultSceneNodeAnimatorFactory(ISceneManager* mgr);
-		~CDefaultSceneNodeAnimatorFactory();
 
 		//! creates a scene node animator based on its type id
 		/** \param type: Type of the scene node animator to add.

source/Irrlicht/CDefaultSceneNodeFactory.cpp

@@ -47,11 +47,6 @@ CDefaultSceneNodeFactory::CDefaultSceneNodeFactory(ISceneManager* mgr)
 }
 
 
-CDefaultSceneNodeFactory::~CDefaultSceneNodeFactory()
-{
-}
-
-
 //! adds a scene node to the scene graph based on its type id
 ISceneNode* CDefaultSceneNodeFactory::addSceneNode(ESCENE_NODE_TYPE type, ISceneNode* parent)
 {

source/Irrlicht/CDefaultSceneNodeFactory.h

@@ -22,7 +22,6 @@ namespace scene
 	public:
 
 		CDefaultSceneNodeFactory(ISceneManager* mgr);
-		~CDefaultSceneNodeFactory();
 
 		//! adds a scene node to the scene graph based on its type id
 		/** \param type: Type of the scene node to add.

source/Irrlicht/CFileSystem.cpp

@@ -90,7 +90,7 @@ IReadFile* CFileSystem::createAndOpenFile(const c8* filename)
 
 //! Creates an IReadFile interface for treating memory like a file.
 IReadFile* CFileSystem::createMemoryReadFile(void* memory, s32 len, 
-											const c8* fileName, bool deleteMemoryWhenDropped)
+			const c8* fileName, bool deleteMemoryWhenDropped)
 {
 	if (!memory)
 		return 0;

source/Irrlicht/CSceneManager.cpp

@@ -2222,7 +2222,6 @@ ISceneManager* createSceneManager(video::IVideoDriver* driver,
 }
 
 
-
 } // end namespace scene
 } // end namespace irr
 

source/Irrlicht/CTerrainSceneNode.cpp

@@ -225,6 +225,7 @@ namespace scene
 		return true;
 	}
 
+
 	//! Initializes the terrain data.  Loads the vertices from the heightMapFile
 	bool CTerrainSceneNode::loadHeightMapRAW( io::IReadFile* file, s32 bitsPerPixel, video::SColor vertexColor, s32 smoothFactor )
 	{
@@ -382,6 +383,7 @@ namespace scene
 		return true;
 	}
 
+
 	//! Sets the scale of the scene node.
 	//! \param scale: New scale of the node
 	void CTerrainSceneNode::setScale(const core::vector3df& scale)