Prevent crashes in fps and maya camera animators when the device has no CursorControl

(still can't control those cameras without cursor certainly).


git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@5272 dfc29bdd-3216-0410-991c-e03cc46cb475

source/Irrlicht/CSceneNodeAnimatorCameraFPS.cpp

@@ -82,7 +82,8 @@ bool CSceneNodeAnimatorCameraFPS::OnEvent(const SEvent& evt)
 	case EET_MOUSE_INPUT_EVENT:
 		if (evt.MouseInput.Event == EMIE_MOUSE_MOVED)
 		{
-			CursorPos = CursorControl->getRelativePosition();
+			if ( CursorControl )
+				CursorPos = CursorControl->getRelativePosition();
 			return true;
 		}
 		break;

source/Irrlicht/CSceneNodeAnimatorCameraMaya.cpp

@@ -80,7 +80,10 @@ bool CSceneNodeAnimatorCameraMaya::OnEvent(const SEvent& event)
 		MouseKeys[2] = event.MouseInput.isRightPressed();
 		MouseKeys[1] = event.MouseInput.isMiddlePressed();
 
-		MousePos = CursorControl->getRelativePosition();
+		if ( CursorControl )
+		{
+			MousePos = CursorControl->getRelativePosition();
+		}
 		break;
 	case EMIE_MOUSE_WHEEL:
 	case EMIE_LMOUSE_DOUBLE_CLICK: