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<hr><h1>quad_grid.h</h1><a href="pacs_2quad__grid_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001
00007 <font class="comment">/* Copyright, 2000 Nevrax Ltd.</font>
00008 <font class="comment"> *</font>
00009 <font class="comment"> * This file is part of NEVRAX NEL.</font>
00010 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font>
00011 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
00012 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
00013 <font class="comment"> * any later version.</font>
00014 <font class="comment"></font>
00015 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font>
00016 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00017 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
00018 <font class="comment"> * General Public License for more details.</font>
00019 <font class="comment"></font>
00020 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
00021 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font>
00022 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
00023 <font class="comment"> * MA 02111-1307, USA.</font>
00024 <font class="comment"> */</font>
00025
00026 <font class="preprocessor">#ifndef NL_QUAD_GRID_PACS_H</font>
00027 <font class="preprocessor"></font><font class="preprocessor">#define NL_QUAD_GRID_PACS_H</font>
00028 <font class="preprocessor"></font>
00029 <font class="preprocessor">#include "<a class="code" href="debug_8h.html">nel/misc/debug.h</a>"</font>
00030 <font class="preprocessor">#include "<a class="code" href="vector_8h.html">nel/misc/vector.h</a>"</font>
00031 <font class="preprocessor">#include "<a class="code" href="plane_8h.html">nel/misc/plane.h</a>"</font>
00032 <font class="preprocessor">#include "<a class="code" href="matrix_8h.html">nel/misc/matrix.h</a>"</font>
00033 <font class="preprocessor">#include <list></font>
00034 <font class="preprocessor">#include <vector></font>
00035
00036
00037 <font class="keyword">namespace </font>NLPACS
00038 {
00039
00040
00041 <font class="keyword">using</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>;
00042
00043
00044 <font class="comment">// ***************************************************************************</font>
<a name="l00064"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html">00064</a> <font class="comment"></font><font class="keyword">template</font><<font class="keyword">class</font> T> <font class="keyword">class </font>CQuadGrid
00065 {
00066 <font class="keyword">public</font>:
00068 <font class="keyword">class </font><a class="code" href="classNLPACS_1_1CQuadGrid.html#l0">CIterator</a>;
<a name="l00069"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#l0">00069</a> <font class="keyword">friend</font> <font class="keyword">class </font><a class="code" href="classNLPACS_1_1CQuadGrid.html#l0">CIterator</a>;
00070
00071 <font class="keyword">public</font>:
00072
00074 <a class="code" href="classNLPACS_1_1CQuadGrid.html#a0">CQuadGrid</a>();
00075
00077 <a class="code" href="classNLPACS_1_1CQuadGrid.html#a1">~CQuadGrid</a>();
00078
00080
00081
00096 <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CQuadGrid.html#z948_0">changeBase</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CMatrix.html">NLMISC::CMatrix</a>& base);
00097
00104 <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CQuadGrid.html#z948_1">create</a>(uint size, <font class="keywordtype">float</font> eltSize);
00106
00108
00109
00110 <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CQuadGrid.html#z949_0">clear</a>();
00111
00118 <a class="code" href="classNLPACS_1_1CQuadGrid.html#l0">CIterator</a> <a class="code" href="classNLPACS_1_1CQuadGrid.html#z949_1">erase</a>(<a class="code" href="classNLPACS_1_1CQuadGrid.html#l0">CIterator</a> it);
00119
00126 <a class="code" href="classNLPACS_1_1CQuadGrid.html#l0">CIterator</a> <a class="code" href="classNLPACS_1_1CQuadGrid.html#z949_2">insert</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> &bboxmin, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> &bboxmax, <font class="keyword">const</font> T &val);
00128
00129
00131
00132
00134 <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CQuadGrid.html#z950_0">clearSelection</a>();
00135
00138 <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CQuadGrid.html#z950_1">selectAll</a>();
00139
00145 <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CQuadGrid.html#z950_2">select</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> &bboxmin, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> &bboxmax);
00146
00147
00150 <a class="code" href="classNLPACS_1_1CQuadGrid.html#l0">CIterator</a> <a class="code" href="classNLPACS_1_1CQuadGrid.html#z950_3">begin</a>();
00151
00154 <a class="code" href="classNLPACS_1_1CQuadGrid.html#l0">CIterator</a> <a class="code" href="classNLPACS_1_1CQuadGrid.html#z950_4">end</a>();
00156
00157
00158 <font class="comment">// =================</font>
00159 <font class="comment">// =================</font>
00160 <font class="comment">// IMPLEMENTATION.</font>
00161 <font class="comment">// =================</font>
00162 <font class="comment">// =================</font>
00163 <font class="keyword">private</font>:<font class="comment">// Classes.</font>
00164
<a name="l00165"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1CBaseNode.html">00165</a> <font class="keyword">class </font>CBaseNode
00166 {
00167 <font class="keyword">public</font>:
<a name="l00168"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1CBaseNode.html#m0">00168</a> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1CBaseNode.html#a0">CBaseNode</a> *<a class="code" href="classNLPACS_1_1CQuadGrid_1_1CBaseNode.html#m0">Prev</a>,*<a class="code" href="classNLPACS_1_1CQuadGrid_1_1CBaseNode.html#m1">Next</a>; <font class="comment">// For selection.</font>
<a name="l00169"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1CBaseNode.html#a0">00169</a> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1CBaseNode.html#a0">CBaseNode</a>() {Prev= Next= NULL;}
00170 };
00171
<a name="l00172"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1CNode.html">00172</a> <font class="keyword">class </font>CNode : <font class="keyword">public</font> CBaseNode
00173 {
00174 <font class="keyword">public</font>:
<a name="l00175"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1CNode.html#m0">00175</a> T <a class="code" href="classNLPACS_1_1CQuadGrid_1_1CNode.html#m0">Elt</a>;
<a name="l00176"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1CNode.html#m2">00176</a> uint16 <a class="code" href="classNLPACS_1_1CQuadGrid_1_1CNode.html#m1">x0</a>,<a class="code" href="classNLPACS_1_1CQuadGrid_1_1CNode.html#m2">x1</a>; <font class="comment">// The location of the elt in the grid. Used for erase().</font>
<a name="l00177"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1CNode.html#m4">00177</a> uint16 <a class="code" href="classNLPACS_1_1CQuadGrid_1_1CNode.html#m3">y0</a>,<a class="code" href="classNLPACS_1_1CQuadGrid_1_1CNode.html#m4">y1</a>;
00178 };
00179
<a name="l00180"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1CQuadNode.html">00180</a> <font class="keyword">class </font>CQuadNode
00181 {
00182 <font class="keyword">public</font>:
<a name="l00183"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1CQuadNode.html#m0">00183</a> <a class="code" href="classstd_1_1list.html">std::list<CNode*></a> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1CQuadNode.html#m0">Nodes</a>;
00184 };
00185
00186 <font class="keyword">private</font>:<font class="comment">// Atttributes.</font>
<a name="l00187"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#o0">00187</a> std::vector<CQuadNode> <a class="code" href="classNLPACS_1_1CQuadGrid.html#o0">_Grid</a>;
<a name="l00188"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">00188</a> sint <a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">_Size</a>;
<a name="l00189"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#o2">00189</a> sint <a class="code" href="classNLPACS_1_1CQuadGrid.html#o2">_SizePower</a>;
<a name="l00190"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#o3">00190</a> <font class="keywordtype">float</font> <a class="code" href="classNLPACS_1_1CQuadGrid.html#o3">_EltSize</a>;
<a name="l00191"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#o4">00191</a> <a class="code" href="classNLMISC_1_1CMatrix.html">NLMISC::CMatrix</a> <a class="code" href="classNLPACS_1_1CQuadGrid.html#o4">_ChangeBasis</a>;
00192 <font class="comment">// Selection.</font>
<a name="l00193"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#o5">00193</a> CBaseNode <a class="code" href="classNLPACS_1_1CQuadGrid.html#o5">_Selection</a>;
00194
00195
00196 <font class="keyword">private</font>:<font class="comment">// Methods.</font>
00197
00198 <font class="comment">// return the coordinates on the grid of what include the bbox.</font>
<a name="l00199"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#c0">00199</a> <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CQuadGrid.html#c0">selectQuads</a>(CVector bmin, CVector bmax, sint &x0, sint &x1, sint &y0, sint &y1)
00200 {
00201 CVector bminp, bmaxp;
00202 bminp= bmin;
00203 bmaxp= bmax;
00204 bmin.minof(bminp, bmaxp);
00205 bmax.maxof(bminp, bmaxp);
00206 bmin/= <a class="code" href="classNLPACS_1_1CQuadGrid.html#o3">_EltSize</a>;
00207 bmax/= <a class="code" href="classNLPACS_1_1CQuadGrid.html#o3">_EltSize</a>;
00208 x0= (sint)(floor(bmin.x));
00209 x1= (sint)(ceil(bmax.x));
00210 y0= (sint)(floor(bmin.y));
00211 y1= (sint)(ceil(bmax.y));
00212
00213 <font class="comment">// Very special case where the bbox.size==0 AND position is JUST on an edge of a case.</font>
00214 <font class="keywordflow">if</font>(x0==x1)
00215 x1++;
00216 <font class="keywordflow">if</font>(y0==y1)
00217 y1++;
00218
00219 <font class="comment">// Manage tiling.</font>
00220 <font class="keywordflow">if</font>(x1-x0>=<a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">_Size</a>)
00221 x0=0, x1= <a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">_Size</a>;
00222 <font class="keywordflow">else</font>
00223 {
00224 x0&= <a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">_Size</a>-1;
00225 x1&= <a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">_Size</a>-1;
00226 <font class="keywordflow">if</font>(x1<=x0)
00227 x1+=<a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">_Size</a>;
00228 }
00229 <font class="keywordflow">if</font>(y1-y0>=<a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">_Size</a>)
00230 y0=0, y1= <a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">_Size</a>;
00231 <font class="keywordflow">else</font>
00232 {
00233 y0&= <a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">_Size</a>-1;
00234 y1&= <a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">_Size</a>-1;
00235 <font class="keywordflow">if</font>(y1<=y0)
00236 y1+=<a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">_Size</a>;
00237 }
00238 }
00239
00240 <font class="comment">// If not done, add the node to the selection.</font>
<a name="l00241"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#c1">00241</a> <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CQuadGrid.html#c1">addToSelection</a>(CNode *ptr)
00242 {
00243 <font class="keywordflow">if</font>(ptr->Prev==NULL)
00244 {
00245 <font class="comment">// Append to front of the list.</font>
00246 ptr->Prev= &_Selection;
00247 ptr->Next= _Selection.Next;
00248 <font class="keywordflow">if</font>(_Selection.Next)
00249 _Selection.Next->Prev= ptr;
00250 _Selection.Next= ptr;
00251 }
00252 }
00253
00254 <font class="comment">// Try to add each node of the quad node list.</font>
<a name="l00255"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#c2">00255</a> <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CQuadGrid.html#c2">addQuadNodeToSelection</a>(CQuadNode &quad)
00256 {
00257 <a class="code" href="classstd_1_1list.html">std::list<CNode*></a>::iterator itNode;
00258 <font class="keywordflow">for</font>(itNode= quad.Nodes.begin();itNode!=quad.Nodes.end();itNode++)
00259 {
00260 <a class="code" href="classNLPACS_1_1CQuadGrid.html#c1">addToSelection</a>(*itNode);
00261 }
00262 }
00263
00264
00265 <font class="keyword">public</font>:
00266 <font class="comment">// CLASS const_iterator.</font>
<a name="l00267"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html">00267</a> <font class="keyword">class </font>const_iterator
00268 {
00269 <font class="keyword">public</font>:
<a name="l00270"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a0">00270</a> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a0">const_iterator</a>() {<a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#n0">_Ptr</a>=NULL;}
<a name="l00271"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a1">00271</a> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a0">const_iterator</a>(CNode *p) : <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#n0">_Ptr</a>(p) {}
<a name="l00272"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a2">00272</a> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a0">const_iterator</a>(<font class="keyword">const</font> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#l1">CIterator</a>& <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>) : <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#n0">_Ptr</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>.<a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#n0">_Ptr</a>) {}
00273
<a name="l00274"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a3">00274</a> <font class="keyword">const</font> T& <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a3">operator*</a>()<font class="keyword"> const</font>
00275 <font class="keyword"> </font>{<font class="keywordflow">return</font> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#n0">_Ptr</a>->Elt; }
00276 <font class="comment">// Doesn't work...</font>
00277 <font class="comment">/*const T* operator->() const</font>
00278 <font class="comment"> {return (&**this); }*/</font>
<a name="l00279"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a4">00279</a> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a0">const_iterator</a>& <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a4">operator++</a>()
00280 {<a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#n0">_Ptr</a> = (CNode*)(<a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#n0">_Ptr</a>->Next); <font class="keywordflow">return</font> (*this); }
<a name="l00281"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a5">00281</a> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a0">const_iterator</a> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a4">operator++</a>(<font class="keywordtype">int</font>)
00282 {<a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a0">const_iterator</a> tmp = *<font class="keyword">this</font>; ++*<font class="keyword">this</font>; <font class="keywordflow">return</font> (tmp); }
<a name="l00283"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a6">00283</a> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a0">const_iterator</a>& <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a6">operator--</a>()
00284 {<a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#n0">_Ptr</a> = (CNode*)(<a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#n0">_Ptr</a>->Prev); <font class="keywordflow">return</font> (*this); }
<a name="l00285"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a7">00285</a> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a0">const_iterator</a> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a6">operator--</a>(<font class="keywordtype">int</font>)
00286 {<a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a0">const_iterator</a> tmp = *<font class="keyword">this</font>; --*<font class="keyword">this</font>; <font class="keywordflow">return</font> (tmp); }
<a name="l00287"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a8">00287</a> <font class="keywordtype">bool</font> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a8">operator==</a>(<font class="keyword">const</font> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a0">const_iterator</a>& <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>)<font class="keyword"> const</font>
00288 <font class="keyword"> </font>{<font class="keywordflow">return</font> (<a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#n0">_Ptr</a> == x._Ptr); }
<a name="l00289"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a9">00289</a> <font class="keywordtype">bool</font> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a9">operator!=</a>(<font class="keyword">const</font> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a0">const_iterator</a>& <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>)<font class="keyword"> const</font>
00290 <font class="keyword"> </font>{<font class="keywordflow">return</font> (!(*<font class="keyword">this</font> == x)); }
00291 <font class="keyword">protected</font>:
<a name="l00292"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#n0">00292</a> CNode *<a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#n0">_Ptr</a>;
<a name="l00293"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#l0">00293</a> <font class="keyword">friend</font> <font class="keyword">class </font>CQuadGrid<T>;
<a name="l00294"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#l1">00294</a> <font class="keyword">friend</font> <font class="keyword">class </font><a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#l1">CIterator</a>;
00295 };
00296
00297 <font class="comment">// CLASS CIterator</font>
<a name="l00298"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html">00298</a> <font class="keyword">class </font><a class="code" href="classNLPACS_1_1CQuadGrid.html#l0">CIterator</a> : <font class="keyword">public</font> const_iterator
00299 {
00300 <font class="keyword">public</font>:
<a name="l00301"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a0">00301</a> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a0">CIterator</a>() {<a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#n0">_Ptr</a>=NULL;}
<a name="l00302"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a1">00302</a> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a0">CIterator</a>(CNode *p) : <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a0">const_iterator</a>(p) {}
<a name="l00303"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a2">00303</a> T& <a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a2">operator*</a>()<font class="keyword"> const</font>
00304 <font class="keyword"> </font>{<font class="keywordflow">return</font> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#n0">_Ptr</a>->Elt; }
00305 <font class="comment">// Doesn't work...</font>
00306 <font class="comment">/*T* operator->() const</font>
00307 <font class="comment"> {return (&**this); }*/</font>
<a name="l00308"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a3">00308</a> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a0">CIterator</a>& <a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a3">operator++</a>()
00309 {<a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#n0">_Ptr</a> = (CNode*)(<a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#n0">_Ptr</a>->Next); <font class="keywordflow">return</font> (*this); }
<a name="l00310"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a4">00310</a> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a0">CIterator</a> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a3">operator++</a>(<font class="keywordtype">int</font>)
00311 {<a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a0">CIterator</a> tmp = *<font class="keyword">this</font>; ++*<font class="keyword">this</font>; <font class="keywordflow">return</font> (tmp); }
<a name="l00312"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a5">00312</a> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a0">CIterator</a>& <a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a5">operator--</a>()
00313 {<a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#n0">_Ptr</a> = (CNode*)(<a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#n0">_Ptr</a>->Prev); <font class="keywordflow">return</font> (*this); }
<a name="l00314"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a6">00314</a> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a0">CIterator</a> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a5">operator--</a>(<font class="keywordtype">int</font>)
00315 {<a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a0">CIterator</a> tmp = *<font class="keyword">this</font>; --*<font class="keyword">this</font>; <font class="keywordflow">return</font> (tmp); }
<a name="l00316"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a7">00316</a> <font class="keywordtype">bool</font> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a7">operator==</a>(<font class="keyword">const</font> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a0">const_iterator</a>& <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>)<font class="keyword"> const</font>
00317 <font class="keyword"> </font>{<font class="keywordflow">return</font> (<a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#n0">_Ptr</a> == x._Ptr); }
<a name="l00318"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a8">00318</a> <font class="keywordtype">bool</font> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#a8">operator!=</a>(<font class="keyword">const</font> <a class="code" href="classNLPACS_1_1CQuadGrid_1_1const__iterator.html#a0">const_iterator</a>& <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>)<font class="keyword"> const</font>
00319 <font class="keyword"> </font>{<font class="keywordflow">return</font> (!(*<font class="keyword">this</font> == x)); }
00320 <font class="keyword">protected</font>:
<a name="l00321"></a><a class="code" href="classNLPACS_1_1CQuadGrid_1_1CIterator.html#l0">00321</a> <font class="keyword">friend</font> <font class="keyword">class </font>CQuadGrid<T>;
00322 };
00323
00324
00325 };
00326
00327
00328 <font class="comment">// ***************************************************************************</font>
00329 <font class="comment">// ***************************************************************************</font>
00330 <font class="comment">// ***************************************************************************</font>
00331 <font class="comment">// ***************************************************************************</font>
00332 <font class="comment">// Template CQuadGrid implementation.</font>
00333 <font class="comment">// ***************************************************************************</font>
00334 <font class="comment">// ***************************************************************************</font>
00335 <font class="comment">// ***************************************************************************</font>
00336 <font class="comment">// ***************************************************************************</font>
00337
00338
00339 <font class="comment">// ***************************************************************************</font>
00340 <font class="comment">// Init.</font>
00341 <font class="comment">// ***************************************************************************</font>
00342
00343
00344 <font class="comment">// ***************************************************************************</font>
<a name="l00345"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#a0">00345</a> <font class="keyword">template</font><<font class="keyword">class</font> T> CQuadGrid<T>::CQuadGrid()
00346 {
00347 <a class="code" href="classNLPACS_1_1CQuadGrid.html#o2">_SizePower</a>=4;
00348 <a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">_Size</a>=1<<<a class="code" href="classNLPACS_1_1CQuadGrid.html#o2">_SizePower</a>;
00349 <a class="code" href="classNLPACS_1_1CQuadGrid.html#o3">_EltSize</a>=1;
00350 <a class="code" href="classNLPACS_1_1CQuadGrid.html#o4">_ChangeBasis</a>.<a class="code" href="classNLMISC_1_1CMatrix.html#z290_0">identity</a>();
00351 }
00352 <font class="comment">// ***************************************************************************</font>
<a name="l00353"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#a1">00353</a> <font class="keyword">template</font><<font class="keyword">class</font> T> CQuadGrid<T>::~CQuadGrid()
00354 {
00355 <a class="code" href="classNLPACS_1_1CQuadGrid.html#z949_0">clear</a>();
00356 }
00357 <font class="comment">// ***************************************************************************</font>
<a name="l00358"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#z948_0">00358</a> <font class="keyword">template</font><<font class="keyword">class</font> T> <font class="keywordtype">void</font> CQuadGrid<T>::changeBase(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CMatrix.html">NLMISC::CMatrix</a>& base)
00359 {
00360 <a class="code" href="classNLPACS_1_1CQuadGrid.html#o4">_ChangeBasis</a>= base;
00361 }
00362 <font class="comment">// ***************************************************************************</font>
<a name="l00363"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#z948_1">00363</a> <font class="keyword">template</font><<font class="keyword">class</font> T> <font class="keywordtype">void</font> CQuadGrid<T>::create(uint size, <font class="keywordtype">float</font> eltSize)
00364 {
00365 <a class="code" href="classNLPACS_1_1CQuadGrid.html#z949_0">clear</a>();
00366
00367 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="namespaceNLMISC.html#a225">isPowerOf2</a>(size));
00368 <a class="code" href="debug_8h.html#a6">nlassert</a>(size<=32768);
00369 <a class="code" href="classNLPACS_1_1CQuadGrid.html#o2">_SizePower</a>= <a class="code" href="namespaceNLMISC.html#a224">getPowerOf2</a>(size);
00370 <a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">_Size</a>=1<<<a class="code" href="classNLPACS_1_1CQuadGrid.html#o2">_SizePower</a>;
00371 <a class="code" href="classNLPACS_1_1CQuadGrid.html#o0">_Grid</a>.resize(<a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">_Size</a>*<a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">_Size</a>);
00372
00373 <a class="code" href="debug_8h.html#a6">nlassert</a>(eltSize>0);
00374 <a class="code" href="classNLPACS_1_1CQuadGrid.html#o3">_EltSize</a>= eltSize;
00375 }
00376
00377
00378 <font class="comment">// ***************************************************************************</font>
00379 <font class="comment">// insert/erase.</font>
00380 <font class="comment">// ***************************************************************************</font>
00381
00382
00383 <font class="comment">// ***************************************************************************</font>
<a name="l00384"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#z949_0">00384</a> <font class="keyword">template</font><<font class="keyword">class</font> T> <font class="keywordtype">void</font> CQuadGrid<T>::clear()
00385 {
00386 <a class="code" href="classNLPACS_1_1CQuadGrid.html#l0">CIterator</a> it;
00387 <a class="code" href="classNLPACS_1_1CQuadGrid.html#z950_1">selectAll</a>();
00388 <font class="keywordflow">while</font>( (it=<a class="code" href="classNLPACS_1_1CQuadGrid.html#z950_3">begin</a>())!=<a class="code" href="classNLPACS_1_1CQuadGrid.html#z950_4">end</a>())
00389 {
00390 <a class="code" href="classNLPACS_1_1CQuadGrid.html#z949_1">erase</a>(it);
00391 }
00392
00393 <font class="comment">// Clear the selection...</font>
00394 <a class="code" href="classNLPACS_1_1CQuadGrid.html#o5">_Selection</a>.<a class="code" href="classNLPACS_1_1CQuadGrid_1_1CBaseNode.html#m1">Next</a>= NULL;
00395 }
00396 <font class="comment">// ***************************************************************************</font>
<a name="l00397"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#z949_1">00397</a> <font class="keyword">template</font><<font class="keyword">class</font> T> CQuadGrid<T>::CIterator CQuadGrid<T>::erase(CQuadGrid<T>::CIterator it)
00398 {
00399 sint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>,<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
00400 CNode *ptr= it._Ptr;
00401
00402 <font class="keywordflow">if</font>(!ptr)
00403 <font class="keywordflow">return</font> <a class="code" href="classNLPACS_1_1CQuadGrid.html#z950_4">end</a>();
00404
00405 <font class="comment">// First erase all references to it.</font>
00406 <font class="comment">//==================================</font>
00407 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>= ptr->y0;<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a><ptr->y1;<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>++)
00408 {
00409 sint xe,ye;
00410 ye= <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> &(<a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">_Size</a>-1);
00411 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>= ptr->x0;<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a><ptr->x1;<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>++)
00412 {
00413 xe= <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> &(<a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">_Size</a>-1);
00414 CQuadNode &quad= <a class="code" href="classNLPACS_1_1CQuadGrid.html#o0">_Grid</a>[(ye<<<a class="code" href="classNLPACS_1_1CQuadGrid.html#o2">_SizePower</a>)+xe];
00415 <a class="code" href="classstd_1_1list.html">std::list<CNode*></a>::iterator itNode;
00416 <font class="keywordflow">for</font>(itNode= quad.Nodes.begin();itNode!=quad.Nodes.end();itNode++)
00417 {
00418 <font class="keywordflow">if</font>((*itNode)==ptr)
00419 {
00420 quad.Nodes.erase(itNode);
00421 <font class="keywordflow">break</font>;
00422 }
00423 }
00424 }
00425 }
00426
00427 <font class="comment">// Then delete it..., and update selection linked list.</font>
00428 <font class="comment">//=====================================================</font>
00429 <font class="comment">// if selected.</font>
00430 CBaseNode *next= NULL;
00431 <font class="keywordflow">if</font>(ptr->Prev)
00432 {
00433 next= ptr->Next;
00434 <font class="keywordflow">if</font>(next)
00435 next->Prev=ptr->Prev;
00436 ptr->Prev->Next= next;
00437 }
00438 <font class="keyword">delete</font> ptr;
00439
00440
00441 <font class="keywordflow">return</font> <a class="code" href="classNLPACS_1_1CQuadGrid.html#l0">CIterator</a>((CNode*)next);
00442 }
00443 <font class="comment">// ***************************************************************************</font>
<a name="l00444"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#z949_2">00444</a> <font class="keyword">template</font><<font class="keyword">class</font> T> CQuadGrid<T>::CIterator CQuadGrid<T>::insert(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> &bboxmin, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> &bboxmax, <font class="keyword">const</font> T &val)
00445 {
00446 CVector bmin,bmax;
00447 bmin= <a class="code" href="classNLPACS_1_1CQuadGrid.html#o4">_ChangeBasis</a>*bboxmin;
00448 bmax= <a class="code" href="classNLPACS_1_1CQuadGrid.html#o4">_ChangeBasis</a>*bboxmax;
00449
00450 CNode *ptr= <font class="keyword">new</font> CNode;
00451 ptr->Elt= val;
00452
00453 <font class="comment">// Find which quad include the object.</font>
00454 <font class="comment">//===================================</font>
00455 sint x0,y0;
00456 sint x1,y1;
00457 <a class="code" href="classNLPACS_1_1CQuadGrid.html#c0">selectQuads</a>(bmin, bmax, x0,x1, y0,y1);
00458
00459 ptr->x0= x0;
00460 ptr->x1= x1;
00461 ptr->y0= y0;
00462 ptr->y1= y1;
00463
00464 <font class="comment">// Then for all of them, insert the node in their list.</font>
00465 <font class="comment">//=====================================================</font>
00466 sint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>,<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
00467 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>= ptr->y0;<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a><ptr->y1;<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>++)
00468 {
00469 sint xe,ye;
00470 ye= <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> &(<a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">_Size</a>-1);
00471 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>= ptr->x0;<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a><ptr->x1;<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>++)
00472 {
00473 xe= <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> &(<a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">_Size</a>-1);
00474 CQuadNode &quad= <a class="code" href="classNLPACS_1_1CQuadGrid.html#o0">_Grid</a>[(ye<<<a class="code" href="classNLPACS_1_1CQuadGrid.html#o2">_SizePower</a>)+xe];
00475 quad.Nodes.push_back(ptr);
00476 }
00477 }
00478
00479 <font class="keywordflow">return</font> <a class="code" href="classNLPACS_1_1CQuadGrid.html#l0">CIterator</a>(ptr);
00480 }
00481
00482
00483 <font class="comment">// ***************************************************************************</font>
00484 <font class="comment">// selection.</font>
00485 <font class="comment">// ***************************************************************************</font>
00486
00487
00488 <font class="comment">// ***************************************************************************</font>
<a name="l00489"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#z950_0">00489</a> <font class="keyword">template</font><<font class="keyword">class</font> T> <font class="keywordtype">void</font> CQuadGrid<T>::clearSelection()
00490 {
00491 CBaseNode *ptr= <a class="code" href="classNLPACS_1_1CQuadGrid.html#o5">_Selection</a>.<a class="code" href="classNLPACS_1_1CQuadGrid_1_1CBaseNode.html#m1">Next</a>;
00492 <font class="keywordflow">while</font>(ptr)
00493 {
00494 ptr->Prev= NULL;
00495 CBaseNode *next= ptr->Next;
00496 ptr->Next= NULL;
00497 ptr= next;
00498 }
00499
00500 <a class="code" href="classNLPACS_1_1CQuadGrid.html#o5">_Selection</a>.<a class="code" href="classNLPACS_1_1CQuadGrid_1_1CBaseNode.html#m1">Next</a>= NULL;
00501 }
00502 <font class="comment">// ***************************************************************************</font>
<a name="l00503"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#z950_1">00503</a> <font class="keyword">template</font><<font class="keyword">class</font> T> <font class="keywordtype">void</font> CQuadGrid<T>::selectAll()
00504 {
00505 <a class="code" href="classNLPACS_1_1CQuadGrid.html#z950_0">clearSelection</a>();
00506 <font class="keywordflow">for</font>(sint i=0;i<(sint)<a class="code" href="classNLPACS_1_1CQuadGrid.html#o0">_Grid</a>.size();i++)
00507 {
00508 CQuadNode &quad= <a class="code" href="classNLPACS_1_1CQuadGrid.html#o0">_Grid</a>[i];
00509 <a class="code" href="classNLPACS_1_1CQuadGrid.html#c2">addQuadNodeToSelection</a>(quad);
00510 }
00511 }
00512 <font class="comment">// ***************************************************************************</font>
<a name="l00513"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#z950_2">00513</a> <font class="keyword">template</font><<font class="keyword">class</font> T> <font class="keywordtype">void</font> CQuadGrid<T>::select(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> &bboxmin, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> &bboxmax)
00514 {
00515 CVector bmin,bmax;
00516 bmin= <a class="code" href="classNLPACS_1_1CQuadGrid.html#o4">_ChangeBasis</a>*bboxmin;
00517 bmax= <a class="code" href="classNLPACS_1_1CQuadGrid.html#o4">_ChangeBasis</a>*bboxmax;
00518
00519 <a class="code" href="classNLPACS_1_1CQuadGrid.html#z950_0">clearSelection</a>();
00520
00521 <font class="comment">// What are the quads to access?</font>
00522 sint x0,y0;
00523 sint x1,y1;
00524 <a class="code" href="classNLPACS_1_1CQuadGrid.html#c0">selectQuads</a>(bmin, bmax, x0,x1, y0,y1);
00525
00526 sint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>,<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
00527 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>= y0;<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a><y1;<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>++)
00528 {
00529 sint xe,ye;
00530 ye= <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> &(<a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">_Size</a>-1);
00531 <font class="keywordflow">for</font>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>= x0;<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a><x1;<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>++)
00532 {
00533 xe= <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> &(<a class="code" href="classNLPACS_1_1CQuadGrid.html#o1">_Size</a>-1);
00534 CQuadNode &quad= <a class="code" href="classNLPACS_1_1CQuadGrid.html#o0">_Grid</a>[(ye<<<a class="code" href="classNLPACS_1_1CQuadGrid.html#o2">_SizePower</a>)+xe];
00535 <a class="code" href="classNLPACS_1_1CQuadGrid.html#c2">addQuadNodeToSelection</a>(quad);
00536 }
00537 }
00538
00539 }
00540 <font class="comment">// ***************************************************************************</font>
<a name="l00541"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#z950_3">00541</a> <font class="keyword">template</font><<font class="keyword">class</font> T> CQuadGrid<T>::CIterator CQuadGrid<T>::begin()
00542 {
00543 <font class="keywordflow">return</font> <a class="code" href="classNLPACS_1_1CQuadGrid.html#l0">CIterator</a>((CNode*)(<a class="code" href="classNLPACS_1_1CQuadGrid.html#o5">_Selection</a>.<a class="code" href="classNLPACS_1_1CQuadGrid_1_1CBaseNode.html#m1">Next</a>));
00544 }
00545 <font class="comment">// ***************************************************************************</font>
<a name="l00546"></a><a class="code" href="classNLPACS_1_1CQuadGrid.html#z950_4">00546</a> <font class="keyword">template</font><<font class="keyword">class</font> T> CQuadGrid<T>::CIterator CQuadGrid<T>::end()
00547 {
00548 <font class="keywordflow">return</font> <a class="code" href="classNLPACS_1_1CQuadGrid.html#l0">CIterator</a>(NULL);
00549 }
00550
00551
00552 } <font class="comment">// NLPACS</font>
00553
00554
00555 <font class="preprocessor">#endif // NL_QUAD_GRID_H</font>
00556 <font class="preprocessor"></font>
00557 <font class="comment">/* End of quad_grid.h */</font>
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