00001 /* 00002 * Software License Agreement (BSD License) 00003 * 00004 * Copyright (c) 2018, Locus Robotics 00005 * All rights reserved. 00006 * 00007 * Redistribution and use in source and binary forms, with or without 00008 * modification, are permitted provided that the following conditions 00009 * are met: 00010 * 00011 * * Redistributions of source code must retain the above copyright 00012 * notice, this list of conditions and the following disclaimer. 00013 * * Redistributions in binary form must reproduce the above 00014 * copyright notice, this list of conditions and the following 00015 * disclaimer in the documentation and/or other materials provided 00016 * with the distribution. 00017 * * Neither the name of the copyright holder nor the names of its 00018 * contributors may be used to endorse or promote products derived 00019 * from this software without specific prior written permission. 00020 * 00021 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 00022 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00023 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 00024 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 00025 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 00026 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 00027 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 00028 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 00029 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 00030 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 00031 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00032 * POSSIBILITY OF SUCH DAMAGE. 00033 */ 00034 00035 #ifndef NAV_GRID_ITERATORS_SUB_GRID_H 00036 #define NAV_GRID_ITERATORS_SUB_GRID_H 00037 00038 #include <nav_grid_iterators/base_iterator.h> 00039 #include <nav_core2/bounds.h> 00040 00041 namespace nav_grid_iterators 00042 { 00047 class SubGrid : public BaseIterator<SubGrid> 00048 { 00049 public: 00061 SubGrid(const nav_grid::NavGridInfo* info, unsigned int min_x, unsigned int min_y, 00062 unsigned int width, unsigned int height) 00063 : SubGrid(info, nav_grid::Index(min_x, min_y), min_x, min_y, width, height) {} 00064 00070 SubGrid(const nav_grid::NavGridInfo* info, const nav_core2::UIntBounds& bounds) 00071 : SubGrid(info, bounds.getMinX(), bounds.getMinY(), bounds.getWidth(), bounds.getHeight()) {} 00072 00085 SubGrid(const nav_grid::NavGridInfo* info, const nav_grid::Index& index, unsigned int min_x, unsigned int min_y, 00086 unsigned int width, unsigned int height) 00087 : BaseIterator(info, index), min_x_(min_x), min_y_(min_y), width_(width), height_(height) {} 00088 00091 SubGrid begin() const override; 00092 SubGrid end() const override; 00093 void increment() override; 00094 bool fieldsEqual(const SubGrid& other) override; 00097 protected: 00098 unsigned int min_x_, min_y_, width_, height_; 00099 }; 00100 } // namespace nav_grid_iterators 00101 00102 #endif // NAV_GRID_ITERATORS_SUB_GRID_H