drop VectorDimensionsT metaprogram in favor of vector_traits

(thanks to Marco Centin and Amodio Pesce)

src/OpenMesh/Core/Geometry/VectorDimensionsT.hh

-/* ========================================================================= *
- *                                                                           *
- *                               OpenMesh                                    *
- *           Copyright (c) 2001-2015, RWTH-Aachen University                 *
- *           Department of Computer Graphics and Multimedia                  *
- *                          All rights reserved.                             *
- *                            www.openmesh.org                               *
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- *---------------------------------------------------------------------------*
- * This file is part of OpenMesh.                                            *
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- * Redistribution and use in source and binary forms, with or without        *
- * modification, are permitted provided that the following conditions        *
- * are met:                                                                  *
- *                                                                           *
- * 1. Redistributions of source code must retain the above copyright notice, *
- *    this list of conditions and the following disclaimer.                  *
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- * 2. Redistributions in binary form must reproduce the above copyright      *
- *    notice, this list of conditions and the following disclaimer in the    *
- *    documentation and/or other materials provided with the distribution.   *
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- * 3. Neither the name of the copyright holder nor the names of its          *
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- * ========================================================================= */
-
-//=============================================================================
-//
-//  CLASS VectorDimensionsT
-//
-//=============================================================================
-
-#ifndef DOXYGEN
-
-#ifndef OPENMESH_VECTOR_DIMENSIONS_HH
-#define OPENMESH_VECTOR_DIMENSIONS_HH
-
-//== INCLUDES =================================================================
-
-#include <OpenMesh/Core/System/config.h>
-#include <OpenMesh/Core/Geometry/VectorT.hh>
-
-//== NAMESPACES ===============================================================
-
-namespace OpenMesh {
-
-//== CLASS DEFINITION =========================================================
-
-template<typename Vector>
-struct VectorDimensionsT {};
-
-template<typename Scalar, int Dim>
-struct VectorDimensionsT< OpenMesh::VectorT<Scalar, Dim> > {
-  enum {
-    value = Dim
-  };
-};
-
-//=============================================================================
-} // namespace OpenMesh
-//=============================================================================
-
-#endif // OPENMESH_VECTOR_DIMENSIONS_HH defined
-//=============================================================================
-#endif // DOXYGEN

src/OpenMesh/Core/Mesh/PolyMeshT.cc

@@ -61,9 +61,9 @@
 
 #include <OpenMesh/Core/Mesh/PolyMeshT.hh>
 #include <OpenMesh/Core/Geometry/LoopSchemeMaskT.hh>
-#include <OpenMesh/Core/Geometry/VectorDimensionsT.hh>
 #include <OpenMesh/Core/Utils/GenProg.hh>
 #include <OpenMesh/Core/Utils/vector_cast.hh>
+#include <OpenMesh/Core/Utils/vector_traits.hh>
 #include <OpenMesh/Core/System/omstream.hh>
 #include <vector>
 
@@ -102,7 +102,7 @@ typename PolyMeshT<Kernel>::Normal
 PolyMeshT<Kernel>::calc_face_normal(FaceHandle _fh) const
 {
   return calc_face_normal_impl(_fh, typename GenProg::IF<
-    VectorDimensionsT<PolyMeshT<Kernel>::Point>::value == 3,
+    vector_traits<PolyMeshT<Kernel>::Point>::size_ == 3,
     PointIs3DTag,
     PointIsNot3DTag
   >::Result());
@@ -169,7 +169,7 @@ calc_face_normal(const Point& _p0,
      const Point& _p2) const
 {
   return calc_face_normal_impl(_p0, _p1, _p2, typename GenProg::IF<
-    VectorDimensionsT<PolyMeshT<Kernel>::Point>::value == 3,
+    vector_traits<PolyMeshT<Kernel>::Point>::size_ == 3,
     PointIs3DTag,
     PointIsNot3DTag
   >::Result());