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<hr><h1>face_grid.h</h1><a href="face__grid_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001
00007 <font class="comment">/* Copyright, 2001 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_FACE_GRID_H</font>
00027 <font class="preprocessor"></font><font class="preprocessor">#define NL_FACE_GRID_H</font>
00028 <font class="preprocessor"></font>
00029 <font class="preprocessor">#include <vector></font>
00030 <font class="preprocessor">#include "<a class="code" href="types__nl_8h.html">nel/misc/types_nl.h</a>"</font>
00031 <font class="preprocessor">#include "<a class="code" href="vector_8h.html">nel/misc/vector.h</a>"</font>
00032 <font class="preprocessor">#include "<a class="code" href="file_8h.html">nel/misc/file.h</a>"</font>
00033
00034 <font class="preprocessor">#include "<a class="code" href="aabbox_8h.html">nel/misc/aabbox.h</a>"</font>
00035
00036 <font class="preprocessor">#include "<a class="code" href="vector__2s_8h.html">pacs/vector_2s.h</a>"</font>
00037 <font class="preprocessor">#include "<a class="code" href="surface__quad_8h.html">pacs/surface_quad.h</a>"</font>
00038 <font class="preprocessor">#include "<a class="code" href="chain_8h.html">pacs/chain.h</a>"</font>
00039 <font class="preprocessor">#include "<a class="code" href="retrievable__surface_8h.html">pacs/retrievable_surface.h</a>"</font>
00040 <font class="preprocessor">#include "<a class="code" href="chain__quad_8h.html">pacs/chain_quad.h</a>"</font>
00041 <font class="preprocessor">#include "<a class="code" href="exterior__mesh_8h.html">pacs/exterior_mesh.h</a>"</font>
00042 <font class="preprocessor">#include "<a class="code" href="pacs_2quad__grid_8h.html">pacs/quad_grid.h</a>"</font>
00043
00044 <font class="preprocessor">#include "<a class="code" href="u__global__position_8h.html">nel/pacs/u_global_position.h</a>"</font>
00045
00046
00047
00048 <font class="keyword">namespace </font>NLPACS
00049 {
00050
<a name="l00057"></a><a class="code" href="classNLPACS_1_1CFaceGrid.html">00057</a> <font class="keyword">class </font>CFaceGrid
00058 {
00059 <font class="keyword">public</font>:
<a name="l00066"></a><a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html">00066</a> <font class="keyword">class </font>CFaceGridBuild
00067 {
00068 <font class="keyword">public</font>:
<a name="l00070"></a><a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m0">00070</a> std::vector< std::vector<uint32> > <a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m0">Grid</a>;
00071
<a name="l00073"></a><a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m1">00073</a> uint <a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m1">Width</a>;
00074
<a name="l00076"></a><a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m2">00076</a> <font class="keywordtype">float</font> <a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m2">Size</a>;
00077
00078 <font class="keyword">public</font>:
00080 <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#a0">init</a>(uint <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, <font class="keywordtype">float</font> elsize);
00081
00083 <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#a1">insert</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> &bmin, <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> &bmax, uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a415">value</a>);
00084 };
00085
00086 <font class="keyword">protected</font>:
<a name="l00088"></a><a class="code" href="classNLPACS_1_1CFaceGrid.html#n0">00088</a> uint16 <a class="code" href="classNLPACS_1_1CFaceGrid.html#n0">_Width</a>;
<a name="l00090"></a><a class="code" href="classNLPACS_1_1CFaceGrid.html#n1">00090</a> uint16 <a class="code" href="classNLPACS_1_1CFaceGrid.html#n1">_Log2Width</a>;
00091
<a name="l00093"></a><a class="code" href="classNLPACS_1_1CFaceGrid.html#n2">00093</a> <font class="keywordtype">float</font> <a class="code" href="classNLPACS_1_1CFaceGrid.html#n2">_ElSize</a>;
00094
<a name="l00096"></a><a class="code" href="classNLPACS_1_1CFaceGrid.html#n3">00096</a> std::vector<uint32> <a class="code" href="classNLPACS_1_1CFaceGrid.html#n3">_Grid</a>;
<a name="l00098"></a><a class="code" href="classNLPACS_1_1CFaceGrid.html#n4">00098</a> std::vector<uint32> <a class="code" href="classNLPACS_1_1CFaceGrid.html#n4">_GridData</a>;
00099
00100 <font class="keyword">public</font>:
<a name="l00102"></a><a class="code" href="classNLPACS_1_1CFaceGrid.html#a0">00102</a> <a class="code" href="classNLPACS_1_1CFaceGrid.html#a0">CFaceGrid</a>() : <a class="code" href="classNLPACS_1_1CFaceGrid.html#n0">_Width</a>(0), <a class="code" href="classNLPACS_1_1CFaceGrid.html#n1">_Log2Width</a>(0), <a class="code" href="classNLPACS_1_1CFaceGrid.html#n2">_ElSize</a>(0.0f) {}
00103
00104
00106 <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CFaceGrid.html#a1">clear</a>();
00107
00109 <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CFaceGrid.html#a2">create</a>(<font class="keyword">const</font> CFaceGridBuild &fgb);
00110
00112 <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CFaceGrid.html#a3">select</a>(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> &pos, std::vector<uint32> &selected) <font class="keyword">const</font>;
00113
00115 <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CFaceGrid.html#a4">serial</a>(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f);
00116 };
00117
00118 <font class="comment">// CFaceGrid inline</font>
00119
<a name="l00120"></a><a class="code" href="classNLPACS_1_1CFaceGrid.html#a1">00120</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> CFaceGrid::clear()
00121 {
00122 <a class="code" href="classNLPACS_1_1CFaceGrid.html#n0">_Width</a> = 0;
00123 <a class="code" href="classNLPACS_1_1CFaceGrid.html#n1">_Log2Width</a> = 0;
00124 <a class="code" href="classNLPACS_1_1CFaceGrid.html#n2">_ElSize</a> = 0.0f;
00125 <a class="code" href="classNLPACS_1_1CFaceGrid.html#n3">_Grid</a>.clear();
00126 <a class="code" href="classNLPACS_1_1CFaceGrid.html#n4">_GridData</a>.clear();
00127 }
00128
<a name="l00129"></a><a class="code" href="classNLPACS_1_1CFaceGrid.html#a2">00129</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> CFaceGrid::create(<font class="keyword">const</font> CFaceGrid::CFaceGridBuild &fgb)
00130 {
00131 <a class="code" href="debug_8h.html#a6">nlassert</a>(fgb.Grid.size() == fgb.Width*fgb.Width);
00132 <a class="code" href="debug_8h.html#a6">nlassert</a>(fgb.Width < 32768);
00133
00134 <font class="comment">// clear first</font>
00135 <a class="code" href="classNLPACS_1_1CFaceGrid.html#a1">clear</a>();
00136
00137 <font class="comment">// setup grid size</font>
00138 <a class="code" href="classNLPACS_1_1CFaceGrid.html#n0">_Width</a> = (uint16)fgb.Width;
00139 <a class="code" href="classNLPACS_1_1CFaceGrid.html#n2">_ElSize</a> = fgb.Size;
00140 <a class="code" href="classNLPACS_1_1CFaceGrid.html#n1">_Log2Width</a> = <a class="code" href="namespaceNLMISC.html#a224">NLMISC::getPowerOf2</a>(<a class="code" href="classNLPACS_1_1CFaceGrid.html#n0">_Width</a>);
00141
00142 <font class="comment">// and store in packed format the data of the face grid build</font>
00143 uint i;
00144 <font class="keywordflow">for</font> (i=0; i<fgb.Grid.size(); ++i)
00145 {
00146 <a class="code" href="classNLPACS_1_1CFaceGrid.html#n3">_Grid</a>.push_back(<a class="code" href="classNLPACS_1_1CFaceGrid.html#n4">_GridData</a>.size());
00147 <a class="code" href="classNLPACS_1_1CFaceGrid.html#n4">_GridData</a>.insert(<a class="code" href="classNLPACS_1_1CFaceGrid.html#n4">_GridData</a>.end(), fgb.Grid[i].begin(), fgb.Grid[i].end());
00148 }
00149 }
00150
<a name="l00151"></a><a class="code" href="classNLPACS_1_1CFaceGrid.html#a3">00151</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> CFaceGrid::select(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> &pos, std::vector<uint32> &selected)<font class="keyword"> const</font>
00152 <font class="keyword"></font>{
00153 selected.clear();
00154
00155 uint start, stop, idx;
00156 uint <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>;
00157
00158 <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> = ((sint)(pos.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>/<a class="code" href="classNLPACS_1_1CFaceGrid.html#n2">_ElSize</a>) & (<a class="code" href="classNLPACS_1_1CFaceGrid.html#n0">_Width</a>-1));
00159 <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> = ((sint)(pos.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>/<a class="code" href="classNLPACS_1_1CFaceGrid.html#n2">_ElSize</a>) & (<a class="code" href="classNLPACS_1_1CFaceGrid.html#n0">_Width</a>-1));
00160
00161 idx = <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><<<a class="code" href="classNLPACS_1_1CFaceGrid.html#n1">_Log2Width</a>);
00162
00163 start = <a class="code" href="classNLPACS_1_1CFaceGrid.html#n3">_Grid</a>[idx++];
00164 stop = (idx == <a class="code" href="classNLPACS_1_1CFaceGrid.html#n3">_Grid</a>.size()) ? <a class="code" href="classNLPACS_1_1CFaceGrid.html#n4">_GridData</a>.size() : <a class="code" href="classNLPACS_1_1CFaceGrid.html#n3">_Grid</a>[idx];
00165
00166 <font class="keywordflow">for</font> (; start<stop; ++start)
00167 selected.push_back(<a class="code" href="classNLPACS_1_1CFaceGrid.html#n4">_GridData</a>[start]);
00168 }
00169
<a name="l00170"></a><a class="code" href="classNLPACS_1_1CFaceGrid.html#a4">00170</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> CFaceGrid::serial(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f)
00171 {
00172 <font class="comment">/*</font>
00173 <font class="comment"> Version 0:</font>
00174 <font class="comment"> - base version</font>
00175 <font class="comment"> */</font>
00176 (void)f.<a class="code" href="classNLMISC_1_1IStream.html#a29">serialVersion</a>(0);
00177
00178 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="classNLPACS_1_1CFaceGrid.html#n0">_Width</a>, <a class="code" href="classNLPACS_1_1CFaceGrid.html#n1">_Log2Width</a>, <a class="code" href="classNLPACS_1_1CFaceGrid.html#n2">_ElSize</a>);
00179 f.<a class="code" href="classNLMISC_1_1IStream.html#a7">serialCont</a>(<a class="code" href="classNLPACS_1_1CFaceGrid.html#n3">_Grid</a>);
00180 f.<a class="code" href="classNLMISC_1_1IStream.html#a7">serialCont</a>(<a class="code" href="classNLPACS_1_1CFaceGrid.html#n4">_GridData</a>);
00181 }
00182
00183
00184
00185 <font class="comment">// CFaceGridBuild inline</font>
00186
<a name="l00187"></a><a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#a0">00187</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> CFaceGrid::CFaceGridBuild::init(uint <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>, <font class="keywordtype">float</font> elsize)
00188 {
00189 <a class="code" href="debug_8h.html#a6">nlassert</a>(NLMISC::isPowerOf2(<a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>));
00190 <a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m1">Width</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a389">width</a>;
00191 <a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m2">Size</a> = elsize;
00192 <a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m0">Grid</a>.clear();
00193 <a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m0">Grid</a>.resize(<a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m1">Width</a>*<a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m1">Width</a>);
00194 }
00195
<a name="l00196"></a><a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#a1">00196</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> CFaceGrid::CFaceGridBuild::insert(<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> &bmin,
00197 <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> &bmax,
00198 uint32 <a class="code" href="driver__opengl__extension__def_8h.html#a415">value</a>)
00199 {
00200 sint x0 = (sint)(bmin.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>/<a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m2">Size</a>),
00201 x1 = (sint)(bmax.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>/<a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m2">Size</a>),
00202 y0 = (sint)(bmin.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>/<a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m2">Size</a>),
00203 y1 = (sint)(bmax.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a>/<a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m2">Size</a>);
00204
00205 <font class="keywordflow">if</font> (x1-x0 >= (sint)<a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m1">Width</a>)
00206 {
00207 x0 = 0;
00208 x1 = <a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m1">Width</a>-1;
00209 }
00210 <font class="keywordflow">else</font>
00211 {
00212 x0 &= (<a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m1">Width</a>-1);
00213 x1 &= (<a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m1">Width</a>-1);
00214 <font class="keywordflow">if</font> (x1 < x0)
00215 x1 += <a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m1">Width</a>;
00216 }
00217
00218 <font class="keywordflow">if</font> (y1-y0 >= (sint)<a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m1">Width</a>)
00219 {
00220 y0 = 0;
00221 y1 = <a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m1">Width</a>-1;
00222 }
00223 <font class="keywordflow">else</font>
00224 {
00225 y0 &= (<a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m1">Width</a>-1);
00226 y1 &= (<a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m1">Width</a>-1);
00227 <font class="keywordflow">if</font> (y1 < y0)
00228 y1 += <a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m1">Width</a>;
00229 }
00230
00231 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>;
00232
00233 <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>)
00234 <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>)
00235 <a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m0">Grid</a>[(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>&(<a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m1">Width</a>-1))+(<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>&(<a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m1">Width</a>-1))*<a class="code" href="classNLPACS_1_1CFaceGrid_1_1CFaceGridBuild.html#m1">Width</a>].push_back(<a class="code" href="driver__opengl__extension__def_8h.html#a415">value</a>);
00236 }
00237
00238
00239 }; <font class="comment">// NLPACS</font>
00240
00241 <font class="preprocessor">#endif // NL_FACE_GRID_H</font>
00242 <font class="preprocessor"></font>
00243 <font class="comment">/* End of face_grid.h */</font>
</pre></div>
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