/*
 * Software License Agreement (BSD License)
 *
 * Point Cloud Library (PCL) - www.pointclouds.org
 * Copyright (c) 2012-, Open Perception, Inc.
 *
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 * modification, are permitted provided that the following conditions
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 *
 * * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * * 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.
 * * Neither the name of the copyright holder(s) nor the names of its
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 * from this software without specific prior written permission.
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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 * $Id$
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#include <pcl/console/print.h>
#include <pcl/console/parse.h>
#include <pcl/io/vtk_lib_io.h>
#include <pcl/io/obj_io.h>

using namespace pcl;
using namespace pcl::io;
using namespace pcl::console;

void
printHelp (int, char **argv)
{
 print_error ("Syntax is: %s input.vtk output.obj\n", argv[0]);
}

/* ---[ */
int
main (int argc, char** argv)
{
 print_info ("Convert a VTK file to OBJ format. For more information, use: %s -h\n", argv[0]);

 if (argc < 3)
 {
 printHelp (argc, argv);
 return (-1);
 }

 // Parse the command line arguments for .vtk and .obj files
 std::vector<int> vtk_file_indices = parse_file_extension_argument (argc, argv, ".vtk");
 std::vector<int> obj_file_indices = parse_file_extension_argument (argc, argv, ".obj");
 if (vtk_file_indices.size () != 1 || obj_file_indices.size () != 1)
 {
 print_error ("Need one input VTK file and one output OBJ file.\n");
 return (-1);
 }

 // Load the input file
 PolygonMesh mesh;
 loadPolygonFileVTK (argv[vtk_file_indices[0]], mesh);

 saveOBJFile (argv[obj_file_indices[0]], mesh);
 return (0);
}