libcvd: vector_image_ref.h Source File

00001 /*                       
00002         This file is part of the CVD Library.
00003 
00004         Copyright (C) 2005 The Authors
00005 
00006         This library is free software; you can redistribute it and/or
00007         modify it under the terms of the GNU Lesser General Public
00008         License as published by the Free Software Foundation; either
00009         version 2.1 of the License, or (at your option) any later version.
00010 
00011         This library is distributed in the hope that it will be useful,
00012         but WITHOUT ANY WARRANTY; without even the implied warranty of
00013         MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014         Lesser General Public License for more details.
00015 
00016         You should have received a copy of the GNU Lesser General Public
00017         License along with this library; if not, write to the Free Software
00018         Foundation, Inc., 
00019     51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
00020 */
00021 #ifndef CVD_VECTOR_IMAGE_REF_H
00022 #define CVD_VECTOR_IMAGE_REF_H
00023 
00024 #include <TooN/TooN.h>
00025 #include <cvd/image_ref.h>
00026 
00027 namespace CVD
00028 {
00032         inline TooN::Vector<2> vec(const ImageRef& ir)
00033         {
00034                 TooN::Vector<2> r;
00035                 r[0] = ir.x;
00036                 r[1] = ir.y;
00037                 return r;
00038         }
00039 
00043         inline ImageRef ir(const TooN::Vector<2>& v)
00044         {
00045                 return ImageRef((int)v[0], (int)v[1]);
00046         }
00047         
00051         inline ImageRef ir_rounded(const TooN::Vector<2>& v)
00052         {
00053                 return ImageRef(
00054       static_cast<int>(v[0] > 0.0 ? v[0] + 0.5 : v[0] - 0.5),
00055       static_cast<int>(v[1] > 0.0 ? v[1] + 0.5 : v[1] - 0.5));
00056         }
00057 }
00058 
00059 
00060 #endif