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| <h1>planar_pixel_iterator.hpp</h1><a href="g_i_l_0247.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span> |
| <a name="l00002"></a>00002 <span class="comment"> Copyright 2005-2007 Adobe Systems Incorporated</span> |
| <a name="l00003"></a>00003 <span class="comment"> </span> |
| <a name="l00004"></a>00004 <span class="comment"> Use, modification and distribution are subject to the Boost Software License,</span> |
| <a name="l00005"></a>00005 <span class="comment"> Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at</span> |
| <a name="l00006"></a>00006 <span class="comment"> http://www.boost.org/LICENSE_1_0.txt).</span> |
| <a name="l00007"></a>00007 <span class="comment"></span> |
| <a name="l00008"></a>00008 <span class="comment"> See http://opensource.adobe.com/gil for most recent version including documentation.</span> |
| <a name="l00009"></a>00009 <span class="comment">*/</span> |
| <a name="l00010"></a>00010 |
| <a name="l00011"></a>00011 <span class="comment">/*************************************************************************************************/</span> |
| <a name="l00012"></a>00012 |
| <a name="l00013"></a>00013 <span class="preprocessor">#ifndef GIL_PLANAR_PTR_H</span> |
| <a name="l00014"></a>00014 <span class="preprocessor"></span><span class="preprocessor">#define GIL_PLANAR_PTR_H</span> |
| <a name="l00015"></a>00015 <span class="preprocessor"></span> |
| <a name="l00024"></a>00024 |
| <a name="l00025"></a>00025 <span class="preprocessor">#include <cassert></span> |
| <a name="l00026"></a>00026 <span class="preprocessor">#include <iterator></span> |
| <a name="l00027"></a>00027 <span class="preprocessor">#include <boost/iterator/iterator_facade.hpp></span> |
| <a name="l00028"></a>00028 <span class="preprocessor">#include "<a class="code" href="g_i_l_0094.html" title="GIL configuration file.">gil_config.hpp</a>"</span> |
| <a name="l00029"></a>00029 <span class="preprocessor">#include "<a class="code" href="pixel_8hpp.html" title="pixel class and related utilities">pixel.hpp</a>"</span> |
| <a name="l00030"></a>00030 <span class="preprocessor">#include "<a class="code" href="g_i_l_0260.html" title="pixel step iterator">step_iterator.hpp</a>"</span> |
| <a name="l00031"></a>00031 |
| <a name="l00032"></a>00032 <span class="keyword">namespace </span>boost { <span class="keyword">namespace </span>gil { |
| <a name="l00033"></a>00033 |
| <a name="l00034"></a>00034 <span class="comment">//forward declaration (as this file is included in planar_pixel_reference.hpp)</span> |
| <a name="l00035"></a>00035 <span class="keyword">template</span> <<span class="keyword">typename</span> ChannelReference, <span class="keyword">typename</span> ColorSpace> |
| <a name="l00036"></a>00036 <span class="keyword">struct </span>planar_pixel_reference; |
| <a name="l00037"></a>00037 |
| <a name="l00042"></a>00042 |
| <a name="l00046"></a>00046 |
| <a name="l00054"></a>00054 <span class="keyword">template</span> <<span class="keyword">typename</span> ChannelPtr, <span class="keyword">typename</span> ColorSpace> |
| <a name="l00055"></a><a class="code" href="g_i_l_0609.html">00055</a> <span class="keyword">struct </span><a class="code" href="g_i_l_0609.html" title="An iterator over planar pixels. Models HomogeneousColorBaseConcept, PixelIteratorConcept...">planar_pixel_iterator</a> : <span class="keyword">public</span> iterator_facade<planar_pixel_iterator<ChannelPtr,ColorSpace>, |
| <a name="l00056"></a>00056 pixel<typename std::iterator_traits<ChannelPtr>::value_type,layout<ColorSpace> >, |
| <a name="l00057"></a>00057 random_access_traversal_tag, |
| <a name="l00058"></a>00058 const planar_pixel_reference<typename std::iterator_traits<ChannelPtr>::reference,ColorSpace> >, |
| <a name="l00059"></a>00059 <span class="keyword">public</span> detail::homogeneous_color_base<ChannelPtr,layout<ColorSpace>,mpl::size<ColorSpace>::value > { |
| <a name="l00060"></a>00060 <span class="keyword">private</span>: |
| <a name="l00061"></a>00061 <span class="keyword">typedef</span> iterator_facade<planar_pixel_iterator<ChannelPtr,ColorSpace>, |
| <a name="l00062"></a>00062 <a class="code" href="g_i_l_0599.html" title="Represents a pixel value (a container of channels). Models: HomogeneousColorBaseValueConcept...">pixel<typename std::iterator_traits<ChannelPtr>::value_type</a>,<a class="code" href="g_i_l_0567.html" title="Represents a color space and ordering of channels in memory.">layout<ColorSpace></a> >, |
| <a name="l00063"></a>00063 random_access_traversal_tag, |
| <a name="l00064"></a>00064 <span class="keyword">const</span> <a class="code" href="g_i_l_0611.html" title="A reference proxy to a planar pixel. Models: HomogeneousColorBaseConcept, HomogeneousPixelConcept...">planar_pixel_reference<typename std::iterator_traits<ChannelPtr>::reference</a>,ColorSpace> > parent_t; |
| <a name="l00065"></a>00065 <span class="keyword">typedef</span> detail::homogeneous_color_base<ChannelPtr,layout<ColorSpace>,mpl::size<ColorSpace>::value> color_base_parent_t; |
| <a name="l00066"></a>00066 <span class="keyword">typedef</span> <span class="keyword">typename</span> std::iterator_traits<ChannelPtr>::value_type channel_t; |
| <a name="l00067"></a>00067 <span class="keyword">public</span>: |
| <a name="l00068"></a>00068 <span class="keyword">typedef</span> <span class="keyword">typename</span> parent_t::value_type value_type; |
| <a name="l00069"></a>00069 <span class="keyword">typedef</span> <span class="keyword">typename</span> parent_t::reference reference; |
| <a name="l00070"></a>00070 <span class="keyword">typedef</span> <span class="keyword">typename</span> parent_t::difference_type difference_type; |
| <a name="l00071"></a>00071 |
| <a name="l00072"></a>00072 <a class="code" href="g_i_l_0609.html" title="An iterator over planar pixels. Models HomogeneousColorBaseConcept, PixelIteratorConcept...">planar_pixel_iterator</a>() : color_base_parent_t(0) {} |
| <a name="l00073"></a>00073 <a class="code" href="g_i_l_0609.html" title="An iterator over planar pixels. Models HomogeneousColorBaseConcept, PixelIteratorConcept...">planar_pixel_iterator</a>(<span class="keywordtype">bool</span>) {} <span class="comment">// constructor that does not fill with zero (for performance)</span> |
| <a name="l00074"></a>00074 |
| <a name="l00075"></a>00075 <a class="code" href="g_i_l_0609.html" title="An iterator over planar pixels. Models HomogeneousColorBaseConcept, PixelIteratorConcept...">planar_pixel_iterator</a>(<span class="keyword">const</span> ChannelPtr& v0, <span class="keyword">const</span> ChannelPtr& v1) : color_base_parent_t(v0,v1) {} |
| <a name="l00076"></a>00076 <a class="code" href="g_i_l_0609.html" title="An iterator over planar pixels. Models HomogeneousColorBaseConcept, PixelIteratorConcept...">planar_pixel_iterator</a>(<span class="keyword">const</span> ChannelPtr& v0, <span class="keyword">const</span> ChannelPtr& v1, <span class="keyword">const</span> ChannelPtr& v2) : color_base_parent_t(v0,v1,v2) {} |
| <a name="l00077"></a>00077 <a class="code" href="g_i_l_0609.html" title="An iterator over planar pixels. Models HomogeneousColorBaseConcept, PixelIteratorConcept...">planar_pixel_iterator</a>(<span class="keyword">const</span> ChannelPtr& v0, <span class="keyword">const</span> ChannelPtr& v1, <span class="keyword">const</span> ChannelPtr& v2, <span class="keyword">const</span> ChannelPtr& v3) : color_base_parent_t(v0,v1,v2,v3) {} |
| <a name="l00078"></a>00078 <a class="code" href="g_i_l_0609.html" title="An iterator over planar pixels. Models HomogeneousColorBaseConcept, PixelIteratorConcept...">planar_pixel_iterator</a>(<span class="keyword">const</span> ChannelPtr& v0, <span class="keyword">const</span> ChannelPtr& v1, <span class="keyword">const</span> ChannelPtr& v2, <span class="keyword">const</span> ChannelPtr& v3, <span class="keyword">const</span> ChannelPtr& v4) : color_base_parent_t(v0,v1,v2,v3,v4) {} |
| <a name="l00079"></a>00079 |
| <a name="l00080"></a>00080 <span class="keyword">template</span> <<span class="keyword">typename</span> IC1,<span class="keyword">typename</span> C1> |
| <a name="l00081"></a>00081 <a class="code" href="g_i_l_0609.html" title="An iterator over planar pixels. Models HomogeneousColorBaseConcept, PixelIteratorConcept...">planar_pixel_iterator</a>(<span class="keyword">const</span> <a class="code" href="g_i_l_0609.html" title="An iterator over planar pixels. Models HomogeneousColorBaseConcept, PixelIteratorConcept...">planar_pixel_iterator<IC1,C1></a>& ptr) : color_base_parent_t(ptr) {} |
| <a name="l00082"></a>00082 |
| <a name="l00083"></a>00083 |
| <a name="l00087"></a>00087 <span class="keyword">template</span> <<span class="keyword">typename</span> P> |
| <a name="l00088"></a><a class="code" href="g_i_l_0609.html#340b95bc4afd461df05de5816763e8f8">00088</a> <a class="code" href="g_i_l_0609.html" title="An iterator over planar pixels. Models HomogeneousColorBaseConcept, PixelIteratorConcept...">planar_pixel_iterator</a>(P* pix) : color_base_parent_t(pix, true) { |
| <a name="l00089"></a>00089 function_requires<PixelsCompatibleConcept<P,value_type> >(); |
| <a name="l00090"></a>00090 } |
| <a name="l00091"></a>00091 |
| <a name="l00092"></a>00092 <span class="keyword">struct </span>address_of { <span class="keyword">template</span> <<span class="keyword">typename</span> T> T* operator()(T& t) { <span class="keywordflow">return</span> &t; } }; |
| <a name="l00093"></a>00093 <span class="keyword">template</span> <<span class="keyword">typename</span> P> |
| <a name="l00094"></a>00094 planar_pixel_iterator& operator=(P* pix) { |
| <a name="l00095"></a>00095 function_requires<PixelsCompatibleConcept<P,value_type> >(); |
| <a name="l00096"></a>00096 static_transform(*pix,*<span class="keyword">this</span>, address_of()); |
| <a name="l00097"></a>00097 |
| <a name="l00098"></a>00098 <span class="comment">// PERFORMANCE_CHECK: Compare to this:</span> |
| <a name="l00099"></a>00099 <span class="comment">//this->template semantic_at_c<0>()=&pix->template semantic_at_c<0>();</span> |
| <a name="l00100"></a>00100 <span class="comment">//this->template semantic_at_c<1>()=&pix->template semantic_at_c<1>();</span> |
| <a name="l00101"></a>00101 <span class="comment">//this->template semantic_at_c<2>()=&pix->template semantic_at_c<2>();</span> |
| <a name="l00102"></a>00102 <span class="keywordflow">return</span> *<span class="keyword">this</span>; |
| <a name="l00103"></a>00103 } |
| <a name="l00104"></a>00104 |
| <a name="l00107"></a><a class="code" href="g_i_l_0609.html#de1279c4ed222b6efb0867c038765ea1">00107</a> reference <a class="code" href="g_i_l_0609.html#de1279c4ed222b6efb0867c038765ea1">operator[]</a>(difference_type d)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> memunit_advanced_ref(*<span class="keyword">this</span>,d*<span class="keyword">sizeof</span>(channel_t));} |
| <a name="l00108"></a>00108 |
| <a name="l00109"></a>00109 reference operator->()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> **<span class="keyword">this</span>; } |
| <a name="l00110"></a>00110 |
| <a name="l00111"></a>00111 <span class="comment">// PERFORMANCE_CHECK: Remove?</span> |
| <a name="l00112"></a>00112 <span class="keywordtype">bool</span> operator< (<span class="keyword">const</span> planar_pixel_iterator& ptr)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> at_c<0>(*this)< at_c<0>(ptr); } |
| <a name="l00113"></a>00113 <span class="keywordtype">bool</span> operator!=(<span class="keyword">const</span> planar_pixel_iterator& ptr)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> at_c<0>(*this)!=at_c<0>(ptr); } |
| <a name="l00114"></a>00114 <span class="keyword">private</span>: |
| <a name="l00115"></a>00115 <span class="keyword">friend</span> <span class="keyword">class </span>boost::iterator_core_access; |
| <a name="l00116"></a>00116 |
| <a name="l00117"></a>00117 <span class="keywordtype">void</span> increment() { static_transform(*<span class="keyword">this</span>,*<span class="keyword">this</span>,detail::inc<ChannelPtr>()); } |
| <a name="l00118"></a>00118 <span class="keywordtype">void</span> decrement() { static_transform(*<span class="keyword">this</span>,*<span class="keyword">this</span>,detail::dec<ChannelPtr>()); } |
| <a name="l00119"></a>00119 <span class="keywordtype">void</span> advance(ptrdiff_t d) { static_transform(*<span class="keyword">this</span>,*<span class="keyword">this</span>,std::bind2nd(detail::plus_asymmetric<ChannelPtr,ptrdiff_t>(),d)); } |
| <a name="l00120"></a>00120 reference dereference()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> this-><span class="keyword">template</span> deref<reference>(); } |
| <a name="l00121"></a>00121 |
| <a name="l00122"></a>00122 ptrdiff_t distance_to(<span class="keyword">const</span> planar_pixel_iterator& it)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> at_c<0>(it)-at_c<0>(*<span class="keyword">this</span>); } |
| <a name="l00123"></a>00123 <span class="keywordtype">bool</span> <a class="code" href="g_i_l_0214.html#g4ed3cf71cb0fbf435d1389df8567a4e5" title="std::equal(I1,I1,I2) with I1 and I2 being a iterator_from_2d">equal</a>(<span class="keyword">const</span> planar_pixel_iterator& it)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> at_c<0>(*this)==at_c<0>(it); } |
| <a name="l00124"></a>00124 }; |
| <a name="l00125"></a>00125 |
| <a name="l00126"></a>00126 <span class="keyword">namespace </span>detail { |
| <a name="l00127"></a>00127 <span class="keyword">template</span> <<span class="keyword">typename</span> IC> <span class="keyword">struct </span>channel_iterator_is_mutable : <span class="keyword">public</span> mpl::true_ {}; |
| <a name="l00128"></a>00128 <span class="keyword">template</span> <<span class="keyword">typename</span> T> <span class="keyword">struct </span>channel_iterator_is_mutable<const T*> : <span class="keyword">public</span> mpl::false_ {}; |
| <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> IC, <span class="keyword">typename</span> C> |
| <a name="l00132"></a>00132 <span class="keyword">struct </span>const_iterator_type<planar_pixel_iterator<IC,C> > { |
| <a name="l00133"></a>00133 <span class="keyword">private</span>: |
| <a name="l00134"></a>00134 <span class="keyword">typedef</span> <span class="keyword">typename</span> std::iterator_traits<IC>::value_type channel_t; |
| <a name="l00135"></a>00135 <span class="keyword">public</span>: |
| <a name="l00136"></a>00136 <span class="keyword">typedef</span> planar_pixel_iterator<typename channel_traits<channel_t>::const_pointer,C> type; |
| <a name="l00137"></a>00137 }; |
| <a name="l00138"></a>00138 |
| <a name="l00139"></a>00139 <span class="comment">// The default implementation when the iterator is a C pointer is to use the standard constness semantics</span> |
| <a name="l00140"></a>00140 <span class="keyword">template</span> <<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C> |
| <a name="l00141"></a>00141 <span class="keyword">struct </span>iterator_is_mutable<planar_pixel_iterator<IC,C> > : <span class="keyword">public</span> detail::channel_iterator_is_mutable<IC> {}; |
| <a name="l00142"></a>00142 |
| <a name="l00144"></a>00144 <span class="comment">// ColorBasedConcept</span> |
| <a name="l00146"></a>00146 <span class="comment"></span> |
| <a name="l00147"></a>00147 <span class="keyword">template</span> <<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C, <span class="keywordtype">int</span> K> |
| <a name="l00148"></a>00148 <span class="keyword">struct </span>kth_element_type<planar_pixel_iterator<IC,C>, K> { |
| <a name="l00149"></a>00149 <span class="keyword">typedef</span> IC type; |
| <a name="l00150"></a>00150 }; |
| <a name="l00151"></a>00151 |
| <a name="l00152"></a>00152 <span class="keyword">template</span> <<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C, <span class="keywordtype">int</span> K> |
| <a name="l00153"></a>00153 <span class="keyword">struct </span>kth_element_reference_type<planar_pixel_iterator<IC,C>, K> : <span class="keyword">public</span> add_reference<IC> {}; |
| <a name="l00154"></a>00154 |
| <a name="l00155"></a>00155 <span class="keyword">template</span> <<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C, <span class="keywordtype">int</span> K> |
| <a name="l00156"></a>00156 <span class="keyword">struct </span>kth_element_const_reference_type<planar_pixel_iterator<IC,C>, K> : <span class="keyword">public</span> add_reference<typename add_const<IC>::type> {}; |
| <a name="l00157"></a>00157 |
| <a name="l00159"></a>00159 <span class="comment">// HomogeneousPixelBasedConcept</span> |
| <a name="l00161"></a>00161 <span class="comment"></span> |
| <a name="l00162"></a>00162 <span class="keyword">template</span> <<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C> |
| <a name="l00163"></a>00163 <span class="keyword">struct </span>color_space_type<planar_pixel_iterator<IC,C> > { |
| <a name="l00164"></a>00164 <span class="keyword">typedef</span> C type; |
| <a name="l00165"></a>00165 }; |
| <a name="l00166"></a>00166 |
| <a name="l00167"></a>00167 <span class="keyword">template</span> <<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C> |
| <a name="l00168"></a>00168 <span class="keyword">struct </span>channel_mapping_type<planar_pixel_iterator<IC,C> > : <span class="keyword">public</span> channel_mapping_type<typename planar_pixel_iterator<IC,C>::value_type> {}; |
| <a name="l00169"></a>00169 |
| <a name="l00170"></a>00170 <span class="keyword">template</span> <<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C> |
| <a name="l00171"></a>00171 <span class="keyword">struct </span>is_planar<planar_pixel_iterator<IC,C> > : <span class="keyword">public</span> mpl::true_ {}; |
| <a name="l00172"></a>00172 |
| <a name="l00173"></a>00173 <span class="keyword">template</span> <<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C> |
| <a name="l00174"></a>00174 <span class="keyword">struct </span>channel_type<planar_pixel_iterator<IC,C> > { |
| <a name="l00175"></a>00175 <span class="keyword">typedef</span> <span class="keyword">typename</span> std::iterator_traits<IC>::value_type type; |
| <a name="l00176"></a>00176 }; |
| <a name="l00177"></a>00177 |
| <a name="l00179"></a>00179 <span class="comment">// MemoryBasedIteratorConcept</span> |
| <a name="l00181"></a>00181 <span class="comment"></span> |
| <a name="l00182"></a>00182 <span class="keyword">template</span> <<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C> |
| <a name="l00183"></a>00183 <span class="keyword">inline</span> std::ptrdiff_t memunit_step(<span class="keyword">const</span> planar_pixel_iterator<IC,C>&) { <span class="keywordflow">return</span> <span class="keyword">sizeof</span>(<span class="keyword">typename</span> std::iterator_traits<IC>::value_type); } |
| <a name="l00184"></a>00184 |
| <a name="l00185"></a>00185 <span class="keyword">template</span> <<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C> |
| <a name="l00186"></a>00186 <span class="keyword">inline</span> std::ptrdiff_t memunit_distance(<span class="keyword">const</span> planar_pixel_iterator<IC,C>& p1, <span class="keyword">const</span> planar_pixel_iterator<IC,C>& p2) { |
| <a name="l00187"></a>00187 <span class="keywordflow">return</span> memunit_distance(at_c<0>(p1),at_c<0>(p2)); |
| <a name="l00188"></a>00188 } |
| <a name="l00189"></a>00189 |
| <a name="l00190"></a>00190 <span class="keyword">template</span> <<span class="keyword">typename</span> IC> |
| <a name="l00191"></a>00191 <span class="keyword">struct </span>memunit_advance_fn { |
| <a name="l00192"></a>00192 memunit_advance_fn(std::ptrdiff_t diff) : _diff(diff) {} |
| <a name="l00193"></a>00193 IC operator()(<span class="keyword">const</span> IC& p)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> memunit_advanced(p,_diff); } |
| <a name="l00194"></a>00194 |
| <a name="l00195"></a>00195 std::ptrdiff_t _diff; |
| <a name="l00196"></a>00196 }; |
| <a name="l00197"></a>00197 |
| <a name="l00198"></a>00198 <span class="keyword">template</span> <<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C> |
| <a name="l00199"></a>00199 <span class="keyword">inline</span> <span class="keywordtype">void</span> memunit_advance(planar_pixel_iterator<IC,C>& p, std::ptrdiff_t diff) { |
| <a name="l00200"></a>00200 static_transform(p, p, memunit_advance_fn<IC>(diff)); |
| <a name="l00201"></a>00201 } |
| <a name="l00202"></a>00202 |
| <a name="l00203"></a>00203 <span class="keyword">template</span> <<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C> |
| <a name="l00204"></a>00204 <span class="keyword">inline</span> planar_pixel_iterator<IC,C> memunit_advanced(<span class="keyword">const</span> planar_pixel_iterator<IC,C>& p, std::ptrdiff_t diff) { |
| <a name="l00205"></a>00205 planar_pixel_iterator<IC,C> ret=p; |
| <a name="l00206"></a>00206 memunit_advance(ret, diff); |
| <a name="l00207"></a>00207 <span class="keywordflow">return</span> ret; |
| <a name="l00208"></a>00208 } |
| <a name="l00209"></a>00209 |
| <a name="l00210"></a>00210 <span class="keyword">template</span> <<span class="keyword">typename</span> ChannelPtr, <span class="keyword">typename</span> ColorSpace> |
| <a name="l00211"></a>00211 <span class="keyword">inline</span> planar_pixel_reference<typename std::iterator_traits<ChannelPtr>::reference,ColorSpace> |
| <a name="l00212"></a>00212 memunit_advanced_ref(<span class="keyword">const</span> planar_pixel_iterator<ChannelPtr,ColorSpace>& ptr, std::ptrdiff_t diff) { |
| <a name="l00213"></a>00213 <span class="keywordflow">return</span> planar_pixel_reference<typename std::iterator_traits<ChannelPtr>::reference,ColorSpace>(ptr, diff); |
| <a name="l00214"></a>00214 } |
| <a name="l00215"></a>00215 |
| <a name="l00217"></a>00217 <span class="comment">// HasDynamicXStepTypeConcept</span> |
| <a name="l00219"></a>00219 <span class="comment"></span> |
| <a name="l00220"></a>00220 <span class="keyword">template</span> <<span class="keyword">typename</span> IC, <span class="keyword">typename</span> C> |
| <a name="l00221"></a>00221 <span class="keyword">struct </span>dynamic_x_step_type<planar_pixel_iterator<IC,C> > { |
| <a name="l00222"></a>00222 <span class="keyword">typedef</span> memory_based_step_iterator<planar_pixel_iterator<IC,C> > type; |
| <a name="l00223"></a>00223 }; |
| <a name="l00224"></a>00224 |
| <a name="l00225"></a>00225 } } <span class="comment">// namespace boost::gil</span> |
| <a name="l00226"></a>00226 |
| <a name="l00227"></a>00227 <span class="preprocessor">#endif</span> |
| </pre></div></div> |
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