diff options
| author | Krzysztof Kosi??ski <tweenk.pl@gmail.com> | 2015-05-22 08:23:27 +0000 |
|---|---|---|
| committer | Krzysztof KosiĆski <tweenk.pl@gmail.com> | 2015-05-22 08:23:27 +0000 |
| commit | 25fa09178b7d0d0befa708e93ea5316ef381caa0 (patch) | |
| tree | 550b4d0d66d0d234b3f49e868cb747987dcc6bf8 /src/2geom/quadtree.h | |
| parent | Merge from trunk (diff) | |
| download | inkscape-25fa09178b7d0d0befa708e93ea5316ef381caa0.tar.gz inkscape-25fa09178b7d0d0befa708e93ea5316ef381caa0.zip | |
Update to 2Geom revision 2396
(bzr r14059.2.16)
Diffstat (limited to 'src/2geom/quadtree.h')
| -rw-r--r-- | src/2geom/quadtree.h | 105 |
1 files changed, 0 insertions, 105 deletions
diff --git a/src/2geom/quadtree.h b/src/2geom/quadtree.h deleted file mode 100644 index 62f2b8321..000000000 --- a/src/2geom/quadtree.h +++ /dev/null @@ -1,105 +0,0 @@ -/** - * \file - * \brief Quad tree data structure - *//* - * Authors: - * ? <?@?.?> - * - * Copyright ?-? authors - * - * This library is free software; you can redistribute it and/or - * modify it either under the terms of the GNU Lesser General Public - * License version 2.1 as published by the Free Software Foundation - * (the "LGPL") or, at your option, under the terms of the Mozilla - * Public License Version 1.1 (the "MPL"). If you do not alter this - * notice, a recipient may use your version of this file under either - * the MPL or the LGPL. - * - * You should have received a copy of the LGPL along with this library - * in the file COPYING-LGPL-2.1; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * You should have received a copy of the MPL along with this library - * in the file COPYING-MPL-1.1 - * - * The contents of this file are subject to the Mozilla Public License - * Version 1.1 (the "License"); you may not use this file except in - * compliance with the License. You may obtain a copy of the License at - * http://www.mozilla.org/MPL/ - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY - * OF ANY KIND, either express or implied. See the LGPL or the MPL for - * the specific language governing rights and limitations. - * - */ - -#ifndef LIB2GEOM_SEEN_QUADTREE_H -#define LIB2GEOM_SEEN_QUADTREE_H - -#include <vector> -#include <cassert> - -#include <2geom/d2.h> - -namespace Geom{ - -class Quad{ -public: - Quad* children[4]; - std::vector<int> data; - Quad() { - for(int i = 0; i < 4; i++) - children[i] = 0; - } - typedef std::vector<int>::iterator iterator; - Rect bounds(unsigned i, double x, double y, double d) { - double dd = d/2; - switch(i % 4) { - case 0: - return Rect(Interval(x, x+dd), Interval(y, y+dd)); - case 1: - return Rect(Interval(x+dd, x+d), Interval(y, y+dd)); - case 2: - return Rect(Interval(x, x+dd), Interval(y+dd, y+d)); - case 3: - return Rect(Interval(x+dd, x+d), Interval(y+dd, y+d)); - default: - /* just to suppress warning message - * this case should be never reached */ - assert(false); - } - assert(false); - return Rect(); - } -}; - -class QuadTree{ -public: - Quad* root; - double scale; - double bx0, bx1; - double by0, by1; - - QuadTree() : root(0), scale(1) {} - - Quad* search(double x0, double y0, double x1, double y1); - void insert(double x0, double y0, double x1, double y1, int shape); - Quad* search(Geom::Rect const &r); - void insert(Geom::Rect const &r, int shape); - void erase(Quad *q, int shape); -private: - bool clean_root(); -}; - -}; - -#endif -/* - Local Variables: - mode:c++ - c-file-style:"stroustrup" - c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) - indent-tabs-mode:nil - fill-column:99 - End: -*/ -// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 : |
