100 lines
3.2 KiB
C++
100 lines
3.2 KiB
C++
/***********************************************************************
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* Software License Agreement (BSD License)
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*
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* Copyright 2008-2011 Marius Muja (mariusm@cs.ubc.ca). All rights reserved.
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* Copyright 2008-2011 David G. Lowe (lowe@cs.ubc.ca). All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*************************************************************************/
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#ifndef OPENCV_FLANN_PARAMS_H_
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#define OPENCV_FLANN_PARAMS_H_
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#include "any.h"
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#include "general.h"
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#include <iostream>
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#include <map>
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namespace cvflann
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{
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typedef std::map<cv::String, any> IndexParams;
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struct SearchParams : public IndexParams
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{
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SearchParams(int checks = 32, float eps = 0, bool sorted = true )
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{
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// how many leafs to visit when searching for neighbours (-1 for unlimited)
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(*this)["checks"] = checks;
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// search for eps-approximate neighbours (default: 0)
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(*this)["eps"] = eps;
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// only for radius search, require neighbours sorted by distance (default: true)
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(*this)["sorted"] = sorted;
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}
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};
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template<typename T>
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T get_param(const IndexParams& params, cv::String name, const T& default_value)
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{
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IndexParams::const_iterator it = params.find(name);
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if (it != params.end()) {
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return it->second.cast<T>();
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}
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else {
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return default_value;
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}
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}
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template<typename T>
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T get_param(const IndexParams& params, cv::String name)
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{
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IndexParams::const_iterator it = params.find(name);
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if (it != params.end()) {
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return it->second.cast<T>();
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}
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else {
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throw FLANNException(cv::String("Missing parameter '")+name+cv::String("' in the parameters given"));
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}
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}
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inline void print_params(const IndexParams& params, std::ostream& stream)
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{
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IndexParams::const_iterator it;
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for(it=params.begin(); it!=params.end(); ++it) {
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stream << it->first << " : " << it->second << std::endl;
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}
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}
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inline void print_params(const IndexParams& params)
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{
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print_params(params, std::cout);
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}
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}
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#endif /* OPENCV_FLANN_PARAMS_H_ */
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