1 /***********************************************************************
2 * Software License Agreement (BSD License)
4 * Copyright 2008-2009 Marius Muja (mariusm@cs.ubc.ca). All rights reserved.
5 * Copyright 2008-2009 David G. Lowe (lowe@cs.ubc.ca). All rights reserved.
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8 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
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13 * 2. Redistributions in binary form must reproduce the above copyright
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27 *************************************************************************/
29 #include "precomp.hpp"
30 #include "opencv2/flann/flann.hpp"
34 /** Global variable indicating the distance metric to be used.
35 * \deprecated Provided for backward compatibility
37 flann_distance_t flann_distance_type_ = FLANN_DIST_L2;
38 flann_distance_t flann_distance_type() { return flann_distance_type_; }
41 * Set distance type to used
44 void set_distance_type(flann_distance_t distance_type, int /*order*/)
46 printf("[WARNING] The cvflann::set_distance_type function is deperecated, "
47 "use cv::flann::GenericIndex<Distance> instead.\n");
48 if (distance_type != FLANN_DIST_L1 && distance_type != FLANN_DIST_L2) {
49 printf("[ERROR] cvflann::set_distance_type only provides backwards compatibility "
50 "for the L1 and L2 distances. "
51 "For other distance types you must use cv::flann::GenericIndex<Distance>\n");
53 flann_distance_type_ = distance_type;