Commit of the debugged version of Alex' improvement to OpenMesh. File i/o is now done via istream/ostream instances such that direct buffer writing to files (serialization) will also be possible in future releases.

Code is tested.

git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@221 fdac6126-5c0c-442c-9429-916003d36597

src/OpenMesh/Core/IO/reader/BaseReader.hh

@@ -110,6 +110,14 @@ public:
   virtual bool read(const std::string& _filename, 
 		    BaseImporter& _bi,
                     Options& _opt) = 0;
+		
+ /** Reads a mesh given by a std::stream. This method usually uses the same stream reading method
+    that read uses. Options can be passed via _opt. After execution _opt contains the Options
+      that were available
+  */
+  virtual bool read(std::istream& _is, 
+		    BaseImporter& _bi,
+                    Options& _opt) = 0;
 
 
   /// Returns true if reader can parse _filename (checks extension)