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<h1>boost/geometry/algorithms/disjoint.hpp</h1><a href="disjoint_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// Boost.Geometry (aka GGL, Generic Geometry Library)</span>
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<a name="l00002"></a>00002 <span class="comment">//</span>
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<a name="l00003"></a>00003 <span class="comment">// Copyright Barend Gehrels 2007-2009, Geodan, Amsterdam, the Netherlands.</span>
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<a name="l00004"></a>00004 <span class="comment">// Copyright Bruno Lalande 2008, 2009</span>
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<a name="l00005"></a>00005 <span class="comment">// Use, modification and distribution is subject to the Boost Software License,</span>
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<a name="l00006"></a>00006 <span class="comment">// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at</span>
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<a name="l00007"></a>00007 <span class="comment">// http://www.boost.org/LICENSE_1_0.txt)</span>
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<a name="l00008"></a>00008
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<a name="l00009"></a>00009 <span class="preprocessor">#ifndef BOOST_GEOMETRY_ALGORITHMS_DISJOINT_HPP</span>
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<a name="l00010"></a>00010 <span class="preprocessor"></span><span class="preprocessor">#define BOOST_GEOMETRY_ALGORITHMS_DISJOINT_HPP</span>
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<a name="l00011"></a>00011 <span class="preprocessor"></span>
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<a name="l00012"></a>00012
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<a name="l00029"></a>00029 <span class="preprocessor">#include <deque></span>
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<a name="l00030"></a>00030
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<a name="l00031"></a>00031
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<a name="l00032"></a>00032 <span class="preprocessor">#include <boost/mpl/if.hpp></span>
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<a name="l00033"></a>00033 <span class="preprocessor">#include <boost/range/functions.hpp></span>
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<a name="l00034"></a>00034 <span class="preprocessor">#include <boost/range/metafunctions.hpp></span>
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||
<a name="l00035"></a>00035 <span class="preprocessor">#include <boost/static_assert.hpp></span>
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||
<a name="l00036"></a>00036
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||
<a name="l00037"></a>00037 <span class="preprocessor">#include <<a class="code" href="access_8hpp.html">boost/geometry/core/access.hpp</a>></span>
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||
<a name="l00038"></a>00038 <span class="preprocessor">#include <<a class="code" href="coordinate__dimension_8hpp.html">boost/geometry/core/coordinate_dimension.hpp</a>></span>
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<a name="l00039"></a>00039 <span class="preprocessor">#include <<a class="code" href="core_2is__multi_8hpp.html">boost/geometry/core/is_multi.hpp</a>></span>
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||
<a name="l00040"></a>00040 <span class="preprocessor">#include <<a class="code" href="reverse__dispatch_8hpp.html">boost/geometry/core/reverse_dispatch.hpp</a>></span>
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<a name="l00041"></a>00041
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<a name="l00042"></a>00042 <span class="preprocessor">#include <<a class="code" href="detail_2disjoint_8hpp.html">boost/geometry/algorithms/detail/disjoint.hpp</a>></span>
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<a name="l00043"></a>00043 <span class="preprocessor">#include <<a class="code" href="point__on__border_8hpp.html">boost/geometry/algorithms/detail/point_on_border.hpp</a>></span>
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<a name="l00044"></a>00044 <span class="preprocessor">#include <<a class="code" href="get__intersection__points_8hpp.html">boost/geometry/algorithms/overlay/get_intersection_points.hpp</a>></span>
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<a name="l00045"></a>00045 <span class="preprocessor">#include <<a class="code" href="algorithms_2within_8hpp.html">boost/geometry/algorithms/within.hpp</a>></span>
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<a name="l00046"></a>00046
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||
<a name="l00047"></a>00047 <span class="preprocessor">#include <<a class="code" href="geometries_2concepts_2check_8hpp.html">boost/geometry/geometries/concepts/check.hpp</a>></span>
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<a name="l00048"></a>00048
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<a name="l00049"></a>00049 <span class="preprocessor">#include <<a class="code" href="math_8hpp.html">boost/geometry/util/math.hpp</a>></span>
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<a name="l00050"></a>00050
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<a name="l00051"></a>00051
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<a name="l00052"></a>00052
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<a name="l00053"></a>00053 <span class="keyword">namespace </span>boost { <span class="keyword">namespace </span>geometry
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<a name="l00054"></a>00054 {
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<a name="l00055"></a>00055
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<a name="l00056"></a>00056
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||
<a name="l00057"></a>00057 <span class="preprocessor">#ifndef DOXYGEN_NO_DETAIL</span>
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<a name="l00058"></a>00058 <span class="preprocessor"></span><span class="keyword">namespace </span>detail { <span class="keyword">namespace </span><a class="code" href="group__disjoint.html#g2341f78c70cac1e3e0650848e642fcd1" title="Calculate if two geometries are disjoint.">disjoint</a> {
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<a name="l00059"></a>00059
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||
<a name="l00060"></a>00060
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<a name="l00061"></a>00061 <span class="keyword">template</span> <<span class="keyword">typename</span> Geometry1, <span class="keyword">typename</span> Geometry2>
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||
<a name="l00062"></a>00062 <span class="keyword">struct </span>general
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||
<a name="l00063"></a>00063 {
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<a name="l00064"></a>00064 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> apply(Geometry1 <span class="keyword">const</span>& geometry1, Geometry2 <span class="keyword">const</span>& geometry2)
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<a name="l00065"></a>00065 {
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<a name="l00066"></a>00066
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||
<a name="l00067"></a>00067 <span class="keyword">typedef</span> <span class="keyword">typename</span> geometry::point_type<Geometry1>::type point_type;
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||
<a name="l00068"></a>00068 <span class="keyword">typedef</span> detail::intersection::intersection_point<point_type> ip_type;
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||
<a name="l00069"></a>00069 std::deque<ip_type> ips; <span class="comment">// intersection points</span>
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||
<a name="l00070"></a>00070
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||
<a name="l00071"></a>00071 <span class="comment">// Get any intersection</span>
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||
<a name="l00072"></a>00072 <a class="code" href="group__overlay.html#g5ca19485a71af4c4ccba3de2bb08680a" title="Calculate intersection points of two geometries.">geometry::get_intersection_points</a>(geometry1, geometry2, ips);
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||
<a name="l00073"></a>00073 <span class="keywordflow">if</span> (ips.size() > 0)
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||
<a name="l00074"></a>00074 {
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||
<a name="l00075"></a>00075 <span class="keywordflow">return</span> <span class="keyword">false</span>;
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||
<a name="l00076"></a>00076 }
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||
<a name="l00077"></a>00077 <span class="comment">// If there is no intersection of segments, they might ly</span>
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||
<a name="l00078"></a>00078 <span class="comment">// inside each other</span>
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||
<a name="l00079"></a>00079 point_type p1;
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||
<a name="l00080"></a>00080 <a class="code" href="group__overlay.html#gae7e0d261c6df61cdba60d82bcd59b16" title="Take point on a border.">geometry::point_on_border</a>(geometry1, p1);
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||
<a name="l00081"></a>00081 <span class="keywordflow">if</span> (<a class="code" href="group__within.html#ge8d7fe4e3391e7e0cadf14cc23b7cec1" title="Within, examine if a geometry is within another geometry.">geometry::within</a>(p1, geometry2))
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||
<a name="l00082"></a>00082 {
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||
<a name="l00083"></a>00083 <span class="keywordflow">return</span> <span class="keyword">false</span>;
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||
<a name="l00084"></a>00084 }
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||
<a name="l00085"></a>00085
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||
<a name="l00086"></a>00086 <span class="keyword">typename</span> geometry::point_type<Geometry1>::type p2;
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||
<a name="l00087"></a>00087 <a class="code" href="group__overlay.html#gae7e0d261c6df61cdba60d82bcd59b16" title="Take point on a border.">geometry::point_on_border</a>(geometry2, p2);
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||
<a name="l00088"></a>00088 <span class="keywordflow">if</span> (<a class="code" href="group__within.html#ge8d7fe4e3391e7e0cadf14cc23b7cec1" title="Within, examine if a geometry is within another geometry.">geometry::within</a>(p2, geometry1))
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||
<a name="l00089"></a>00089 {
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||
<a name="l00090"></a>00090 <span class="keywordflow">return</span> <span class="keyword">false</span>;
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||
<a name="l00091"></a>00091 }
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||
<a name="l00092"></a>00092
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||
<a name="l00093"></a>00093 <span class="keywordflow">return</span> <span class="keyword">true</span>;
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||
<a name="l00094"></a>00094 }
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||
<a name="l00095"></a>00095 };
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||
<a name="l00096"></a>00096
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||
<a name="l00097"></a>00097
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||
<a name="l00098"></a>00098 }} <span class="comment">// namespace detail::disjoint</span>
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||
<a name="l00099"></a>00099 <span class="preprocessor">#endif // DOXYGEN_NO_DETAIL</span>
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||
<a name="l00100"></a>00100 <span class="preprocessor"></span>
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||
<a name="l00101"></a>00101
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||
<a name="l00102"></a>00102 <span class="preprocessor">#ifndef DOXYGEN_NO_DISPATCH</span>
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||
<a name="l00103"></a>00103 <span class="preprocessor"></span><span class="keyword">namespace </span>dispatch
|
||
<a name="l00104"></a>00104 {
|
||
<a name="l00105"></a>00105
|
||
<a name="l00106"></a>00106
|
||
<a name="l00107"></a>00107 <span class="keyword">template</span>
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||
<a name="l00108"></a>00108 <
|
||
<a name="l00109"></a>00109 <span class="keyword">typename</span> GeometryTag1, <span class="keyword">typename</span> GeometryTag2,
|
||
<a name="l00110"></a>00110 <span class="keyword">typename</span> Geometry1, <span class="keyword">typename</span> Geometry2,
|
||
<a name="l00111"></a>00111 <span class="keywordtype">bool</span> IsMulti1, <span class="keywordtype">bool</span> IsMulti2,
|
||
<a name="l00112"></a>00112 std::size_t DimensionCount
|
||
<a name="l00113"></a>00113 >
|
||
<a name="l00114"></a>00114 <span class="keyword">struct </span><a class="code" href="group__disjoint.html#g2341f78c70cac1e3e0650848e642fcd1" title="Calculate if two geometries are disjoint.">disjoint</a>
|
||
<a name="l00115"></a>00115 : detail::<a class="code" href="group__disjoint.html#g2341f78c70cac1e3e0650848e642fcd1" title="Calculate if two geometries are disjoint.">disjoint</a>::general<Geometry1, Geometry2>
|
||
<a name="l00116"></a>00116 {};
|
||
<a name="l00117"></a>00117
|
||
<a name="l00118"></a>00118
|
||
<a name="l00119"></a>00119 <span class="keyword">template</span> <<span class="keyword">typename</span> Po<span class="keywordtype">int</span>1, <span class="keyword">typename</span> Po<span class="keywordtype">int</span>2, std::<span class="keywordtype">size_t</span> DimensionCount>
|
||
<a name="l00120"></a>00120 <span class="keyword">struct </span><a class="code" href="group__disjoint.html#g2341f78c70cac1e3e0650848e642fcd1" title="Calculate if two geometries are disjoint.">disjoint</a><point_tag, point_tag, Point1, Point2, false, false, DimensionCount>
|
||
<a name="l00121"></a>00121 : detail::<a class="code" href="group__disjoint.html#g2341f78c70cac1e3e0650848e642fcd1" title="Calculate if two geometries are disjoint.">disjoint</a>::point_point<Point1, Point2, 0, DimensionCount>
|
||
<a name="l00122"></a>00122 {};
|
||
<a name="l00123"></a>00123
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||
<a name="l00124"></a>00124
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||
<a name="l00125"></a>00125 <span class="keyword">template</span> <<span class="keyword">typename</span> Box1, <span class="keyword">typename</span> Box2, std::<span class="keywordtype">size_t</span> DimensionCount>
|
||
<a name="l00126"></a>00126 <span class="keyword">struct </span><a class="code" href="group__disjoint.html#g2341f78c70cac1e3e0650848e642fcd1" title="Calculate if two geometries are disjoint.">disjoint</a><box_tag, box_tag, Box1, Box2, false, false, DimensionCount>
|
||
<a name="l00127"></a>00127 : detail::<a class="code" href="group__disjoint.html#g2341f78c70cac1e3e0650848e642fcd1" title="Calculate if two geometries are disjoint.">disjoint</a>::box_box<Box1, Box2, 0, DimensionCount>
|
||
<a name="l00128"></a>00128 {};
|
||
<a name="l00129"></a>00129
|
||
<a name="l00130"></a>00130
|
||
<a name="l00131"></a>00131 <span class="keyword">template</span> <<span class="keyword">typename</span> Po<span class="keywordtype">int</span>, <span class="keyword">typename</span> Box, std::<span class="keywordtype">size_t</span> DimensionCount>
|
||
<a name="l00132"></a>00132 <span class="keyword">struct </span><a class="code" href="group__disjoint.html#g2341f78c70cac1e3e0650848e642fcd1" title="Calculate if two geometries are disjoint.">disjoint</a><point_tag, box_tag, Point, Box, false, false, DimensionCount>
|
||
<a name="l00133"></a>00133 : detail::<a class="code" href="group__disjoint.html#g2341f78c70cac1e3e0650848e642fcd1" title="Calculate if two geometries are disjoint.">disjoint</a>::point_box<Point, Box, 0, DimensionCount>
|
||
<a name="l00134"></a>00134 {};
|
||
<a name="l00135"></a>00135
|
||
<a name="l00136"></a>00136
|
||
<a name="l00137"></a>00137 <span class="keyword">template</span>
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||
<a name="l00138"></a>00138 <
|
||
<a name="l00139"></a>00139 <span class="keyword">typename</span> GeometryTag1, <span class="keyword">typename</span> GeometryTag2,
|
||
<a name="l00140"></a>00140 <span class="keyword">typename</span> G1, <span class="keyword">typename</span> G2,
|
||
<a name="l00141"></a>00141 <span class="keywordtype">bool</span> IsMulti1, <span class="keywordtype">bool</span> IsMulti2,
|
||
<a name="l00142"></a>00142 std::size_t DimensionCount
|
||
<a name="l00143"></a>00143 >
|
||
<a name="l00144"></a>00144 <span class="keyword">struct </span>disjoint_reversed
|
||
<a name="l00145"></a>00145 {
|
||
<a name="l00146"></a>00146 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">bool</span> apply(G1 <span class="keyword">const</span>& g1, G2 <span class="keyword">const</span>& g2)
|
||
<a name="l00147"></a>00147 {
|
||
<a name="l00148"></a>00148 <span class="keywordflow">return</span> <a class="code" href="group__disjoint.html#g2341f78c70cac1e3e0650848e642fcd1" title="Calculate if two geometries are disjoint.">disjoint</a>
|
||
<a name="l00149"></a>00149 <
|
||
<a name="l00150"></a>00150 GeometryTag2, GeometryTag1,
|
||
<a name="l00151"></a>00151 G2, G1,
|
||
<a name="l00152"></a>00152 IsMulti2, IsMulti1,
|
||
<a name="l00153"></a>00153 DimensionCount
|
||
<a name="l00154"></a>00154 >::apply(g2, g1);
|
||
<a name="l00155"></a>00155 }
|
||
<a name="l00156"></a>00156 };
|
||
<a name="l00157"></a>00157
|
||
<a name="l00158"></a>00158
|
||
<a name="l00159"></a>00159 } <span class="comment">// namespace dispatch</span>
|
||
<a name="l00160"></a>00160 <span class="preprocessor">#endif // DOXYGEN_NO_DISPATCH</span>
|
||
<a name="l00161"></a>00161 <span class="preprocessor"></span>
|
||
<a name="l00162"></a>00162
|
||
<a name="l00163"></a>00163
|
||
<a name="l00173"></a>00173 <span class="keyword">template</span> <<span class="keyword">typename</span> Geometry1, <span class="keyword">typename</span> Geometry2>
|
||
<a name="l00174"></a><a class="code" href="group__disjoint.html#g2341f78c70cac1e3e0650848e642fcd1">00174</a> <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="group__disjoint.html#g2341f78c70cac1e3e0650848e642fcd1" title="Calculate if two geometries are disjoint.">disjoint</a>(<span class="keyword">const</span> Geometry1& geometry1,
|
||
<a name="l00175"></a>00175 <span class="keyword">const</span> Geometry2& geometry2)
|
||
<a name="l00176"></a>00176 {
|
||
<a name="l00177"></a>00177 <a class="code" href="group__concepts.html#g31ca9fa53e22c078cd006a2ae52b345e" title="Checks, in compile-time, the concept of two geometries, and if they have equal dimensions...">concept::check_concepts_and_equal_dimensions</a>
|
||
<a name="l00178"></a>00178 <
|
||
<a name="l00179"></a>00179 <span class="keyword">const</span> Geometry1,
|
||
<a name="l00180"></a>00180 <span class="keyword">const</span> Geometry2
|
||
<a name="l00181"></a>00181 >();
|
||
<a name="l00182"></a>00182
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||
<a name="l00183"></a>00183 <span class="keyword">typedef</span> <span class="keyword">typename</span> boost::remove_const<Geometry1>::type ncg1_type;
|
||
<a name="l00184"></a>00184 <span class="keyword">typedef</span> <span class="keyword">typename</span> boost::remove_const<Geometry2>::type ncg2_type;
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||
<a name="l00185"></a>00185
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||
<a name="l00186"></a>00186 <span class="keywordflow">return</span> boost::mpl::if_c
|
||
<a name="l00187"></a>00187 <
|
||
<a name="l00188"></a>00188 <a class="code" href="structboost_1_1geometry_1_1reverse__dispatch.html">reverse_dispatch<Geometry1, Geometry2>::type::value</a>,
|
||
<a name="l00189"></a>00189 dispatch::disjoint_reversed
|
||
<a name="l00190"></a>00190 <
|
||
<a name="l00191"></a>00191 <span class="keyword">typename</span> <a class="code" href="structboost_1_1geometry_1_1geometry__not__recognized__tag.html" title="&quot;default&quot; tag">tag<ncg1_type>::type</a>,
|
||
<a name="l00192"></a>00192 <span class="keyword">typename</span> <a class="code" href="structboost_1_1geometry_1_1geometry__not__recognized__tag.html" title="&quot;default&quot; tag">tag<ncg2_type>::type</a>,
|
||
<a name="l00193"></a>00193 ncg1_type,
|
||
<a name="l00194"></a>00194 ncg2_type,
|
||
<a name="l00195"></a>00195 <a class="code" href="structboost_1_1geometry_1_1is__multi.html" title="Meta-function defining &quot;true&quot; for multi geometries (multi_point, etc).">is_multi<ncg1_type>::type::value</a>,
|
||
<a name="l00196"></a>00196 <a class="code" href="structboost_1_1geometry_1_1is__multi.html" title="Meta-function defining &quot;true&quot; for multi geometries (multi_point, etc).">is_multi<ncg2_type>::type::value</a>,
|
||
<a name="l00197"></a>00197 <a class="code" href="structboost_1_1geometry_1_1dimension.html" title="Meta-function which defines coordinate dimensions, i.e. the number of axes of any...">dimension<ncg1_type>::type::value</a>
|
||
<a name="l00198"></a>00198 >,
|
||
<a name="l00199"></a>00199 <a class="code" href="group__disjoint.html#g2341f78c70cac1e3e0650848e642fcd1" title="Calculate if two geometries are disjoint.">dispatch::disjoint</a>
|
||
<a name="l00200"></a>00200 <
|
||
<a name="l00201"></a>00201 <span class="keyword">typename</span> tag<ncg1_type>::type,
|
||
<a name="l00202"></a>00202 <span class="keyword">typename</span> tag<ncg2_type>::type,
|
||
<a name="l00203"></a>00203 ncg1_type,
|
||
<a name="l00204"></a>00204 ncg2_type,
|
||
<a name="l00205"></a>00205 is_multi<ncg1_type>::type::value,
|
||
<a name="l00206"></a>00206 is_multi<ncg2_type>::type::value,
|
||
<a name="l00207"></a>00207 dimension<ncg1_type>::type::value
|
||
<a name="l00208"></a>00208 >
|
||
<a name="l00209"></a>00209 >::type::apply(geometry1, geometry2);
|
||
<a name="l00210"></a>00210 }
|
||
<a name="l00211"></a>00211
|
||
<a name="l00212"></a>00212
|
||
<a name="l00213"></a>00213 }} <span class="comment">// namespace boost::geometry</span>
|
||
<a name="l00214"></a>00214
|
||
<a name="l00215"></a>00215 <span class="preprocessor">#endif // BOOST_GEOMETRY_ALGORITHMS_DISJOINT_HPP</span>
|
||
</pre></div></div>
|
||
<hr size="1">
|
||
<table width="100%">
|
||
<tbody>
|
||
<tr>
|
||
<td align="left"><small>
|
||
<p>December 1, 2009</p>
|
||
</small></td>
|
||
<td align="right">
|
||
<small>Copyright <20> 1995-2009 Barend Gehrels, Geodan, Amsterdam<br>
|
||
Copyright <20> 2008-2009 Bruno Lalande, Paris<br>
|
||
Copyright <20> 2009 Mateusz Loskot, Cadcorp, London<br>
|
||
</small>
|
||
</td>
|
||
</tr>
|
||
</tbody>
|
||
</table>
|
||
|
||
<address style="text-align: right;"><small>
|
||
Documentation is generated by <a href="http://www.doxygen.org/index.html">Doxygen</a>
|
||
</small></address>
|
||
</body>
|
||
</html>
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