1 /****************************************************************************** 2 * Copyright (c) 2014, Hobu Inc. (hobu@hobu.co) 3 * 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following 8 * conditions are met: 9 * 10 * * Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * * Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in 14 * the documentation and/or other materials provided 15 * with the distribution. 16 * * Neither the name of Hobu, Inc. or Flaxen Geo Consulting nor the 17 * names of its contributors may be used to endorse or promote 18 * products derived from this software without specific prior 19 * written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 24 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 25 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 28 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 29 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 31 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 32 * OF SUCH DAMAGE. 33 ****************************************************************************/ 34 35 #pragma once 36 37 #include <pdal/Filter.hpp> 38 #include <pdal/util/ProgramArgs.hpp> 39 40 namespace pdal 41 { 42 43 enum class SortOrder 44 { 45 ASC, // ascending 46 DESC // descending 47 }; 48 49 std::istream& operator >> (std::istream& in, SortOrder& order); 50 std::ostream& operator << (std::ostream& in, const SortOrder& order); 51 52 53 class PDAL_DLL SortFilter : public Filter 54 { 55 public: SortFilter()56 SortFilter() 57 {} 58 59 std::string getName() const; 60 61 private: 62 // Dimension on which to sort. 63 Dimension::Id m_dim; 64 // Dimension name. 65 std::string m_dimName; 66 67 // Sort order. 68 SortOrder m_order; 69 70 virtual void addArgs(ProgramArgs& args); 71 virtual void prepared(PointTableRef table); 72 virtual void filter(PointView& view); 73 74 SortFilter& operator=(const SortFilter&) = delete; 75 SortFilter(const SortFilter&) = delete; 76 }; 77 78 } // namespace pdal 79