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doxygen="_cgi:http://www.nevrax.org/cgi-bin/nel-search.cgi" href="http://www.nevrax.org/cgi-bin/nel-search.cgi">Search</a> </center> +<hr><h1>surface_quad.cpp</h1><a href="surface__quad_8cpp.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">#include "<a class="code" href="stdpacs_8h.html">stdpacs.h</a>"</font> +00027 +00028 <font class="preprocessor">#include "<a class="code" href="file_8h.html">nel/misc/file.h</a>"</font> +00029 +00030 <font class="preprocessor">#include "<a class="code" href="surface__quad_8h.html">pacs/surface_quad.h</a>"</font> +00031 +00032 <font class="preprocessor">#include <vector></font> +00033 +00034 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC; +00035 <font class="keyword">using</font> <font class="keyword">namespace </font>std; +00036 +<a name="l00037"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a0">00037</a> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a0">NLPACS::CSurfaceQuadTree::CSurfaceQuadTree</a>() +00038 { +00039 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = NULL; +00040 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n1">_MaxThickness</a> = FLT_MAX; +00041 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n2">_MaxLevel</a> = 1; +00042 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>.<a class="code" href="classNLMISC_1_1CAABBox.html#z263_0">setCenter</a>(CVector::Null); +00043 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>.<a class="code" href="classNLMISC_1_1CAABBox.html#z263_2">setSize</a>(CVector::Null); +00044 } +00045 +<a name="l00046"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a1">00046</a> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a0">NLPACS::CSurfaceQuadTree::CSurfaceQuadTree</a>(<font class="keyword">const</font> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html">NLPACS::CSurfaceQuadTree</a> &quad) +00047 { +00048 *<font class="keyword">this</font> = quad; +00049 } +00050 +<a name="l00051"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a2">00051</a> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html">NLPACS::CSurfaceQuadTree</a> &<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a2">NLPACS::CSurfaceQuadTree::operator = </a>(<font class="keyword">const</font> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html">NLPACS::CSurfaceQuadTree</a> &quad) +00052 { +00053 <font class="keywordflow">if</font> (&quad == <font class="keyword">this</font>) +00054 <font class="keywordflow">return</font> *<font class="keyword">this</font>; +00055 +00056 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n1">_MaxThickness</a> = quad.<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n1">_MaxThickness</a>; +00057 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n2">_MaxLevel</a> = quad.<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n2">_MaxLevel</a>; +00058 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a> = quad.<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>; +00059 +00060 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = NULL; +00061 <font class="keywordflow">if</font> (quad.<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> != NULL) +00062 { +00063 <font class="keywordflow">if</font> (quad.<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>->isLeaf()) +00064 { +00065 CQuadLeaf *newLeaf = <font class="keyword">new</font> CQuadLeaf(); +00066 *newLeaf = *((CQuadLeaf *)(quad.<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>)); +00067 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = newLeaf; +00068 } +00069 <font class="keywordflow">else</font> +00070 { +00071 CQuadBranch *newBranch = <font class="keyword">new</font> CQuadBranch(); +00072 *newBranch = *((CQuadBranch *)(quad.<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>)); +00073 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = newBranch; +00074 } +00075 } +00076 +00077 <font class="keywordflow">return</font> *<font class="keyword">this</font>; +00078 } +00079 +<a name="l00080"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a7">00080</a> <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a7">NLPACS::CSurfaceQuadTree::clear</a>() +00081 { +00082 <font class="keyword">delete</font> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>; +00083 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = NULL; +00084 } +00085 +<a name="l00086"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a8">00086</a> <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a8">NLPACS::CSurfaceQuadTree::init</a>(<font class="keywordtype">float</font> maxThickness, uint maxLevel, <font class="keyword">const</font> CVector &center, <font class="keywordtype">float</font> halfSize) +00087 { +00088 <a class="code" href="debug_8h.html#a6">nlassert</a>(maxLevel > 0); +00089 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a7">clear</a>(); +00090 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n1">_MaxThickness</a> = maxThickness; +00091 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n2">_MaxLevel</a> = maxLevel; +00092 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>.<a class="code" href="classNLMISC_1_1CAABBox.html#z263_0">setCenter</a>(center); +00093 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>.<a class="code" href="classNLMISC_1_1CAABBox.html#z263_1">setHalfSize</a>(CVector(halfSize, halfSize, 10000.0f)); +00094 } +00095 +<a name="l00096"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a9">00096</a> <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a9">NLPACS::CSurfaceQuadTree::addVertex</a>(<font class="keyword">const</font> CVector &<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>) +00097 { +00098 <font class="keywordflow">if</font> (!<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>.<a class="code" href="classNLMISC_1_1CAABBox.html#z265_2">include</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>)) +00099 <font class="keywordflow">return</font>; +00100 +00101 <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> == NULL) +00102 { +00103 <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n2">_MaxLevel</a> == 1) +00104 { +00105 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = <font class="keyword">new</font> CQuadLeaf(<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n2">_MaxLevel</a>); +00106 } +00107 <font class="keywordflow">else</font> +00108 { +00109 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = <font class="keyword">new</font> CQuadBranch(<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n2">_MaxLevel</a>); +00110 } +00111 +00112 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>->_MaxThickness = <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n1">_MaxThickness</a>; +00113 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>->_HalfSize = <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>.<a class="code" href="classNLMISC_1_1CAABBox.html#z264_5">getHalfSize</a>().x; +00114 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>->_MinHeight = FLT_MAX; +00115 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>->_MaxHeight = -FLT_MAX; +00116 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>->_XCenter = <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>.<a class="code" href="classNLMISC_1_1CAABBox.html#z264_4">getCenter</a>().x; +00117 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>->_YCenter = <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>.<a class="code" href="classNLMISC_1_1CAABBox.html#z264_4">getCenter</a>().y; +00118 } +00119 +00120 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>->addVertex(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>); +00121 } +00122 +<a name="l00123"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a10">00123</a> <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a10">NLPACS::CSurfaceQuadTree::compile</a>() +00124 { +00125 <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> != NULL && +00126 !<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>->isLeaf() && +00127 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>->getMaxHeight()-<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>->getMinHeight() <= <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n1">_MaxThickness</a>) +00128 { +00129 CQuadLeaf *leaf = <font class="keyword">new</font> CQuadLeaf(); +00130 *((IQuadNode *)leaf) = *<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>; +00131 <font class="keyword">delete</font> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>; +00132 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = leaf; +00133 } +00134 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> != NULL && +00135 !<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>->isLeaf()) +00136 { +00137 ((CQuadBranch *)<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>)->reduceChildren(); +00138 } +00139 } +00140 +00141 +<a name="l00142"></a><a class="code" href="classNLPACS_1_1CQuadBranch.html#a0">00142</a> <a class="code" href="classNLPACS_1_1CQuadBranch.html#a0">NLPACS::CQuadBranch::CQuadBranch</a>(<font class="keyword">const</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html">NLPACS::CQuadBranch</a> &branch) : NLPACS::IQuadNode(branch) +00143 { +00144 *<font class="keyword">this</font> = branch; +00145 } +00146 +<a name="l00147"></a><a class="code" href="classNLPACS_1_1CQuadBranch.html#a3">00147</a> <a class="code" href="classNLPACS_1_1CQuadBranch.html">NLPACS::CQuadBranch</a> &<a class="code" href="classNLPACS_1_1CQuadBranch.html#a3">NLPACS::CQuadBranch::operator = </a>(<font class="keyword">const</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html">NLPACS::CQuadBranch</a> &branch) +00148 { +00149 IQuadNode::operator=(branch); +00150 +00151 uint child; +00152 <font class="keywordflow">for</font> (child=0; child<4; ++child) +00153 { +00154 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] = NULL; +00155 <font class="keywordflow">if</font> (branch.<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] != NULL) +00156 { +00157 <font class="keywordflow">if</font> (branch.<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]->isLeaf()) +00158 { +00159 <a class="code" href="classNLPACS_1_1IQuadNode.html#l1">CQuadLeaf</a> *newLeaf = <font class="keyword">new</font> <a class="code" href="classNLPACS_1_1IQuadNode.html#l1">CQuadLeaf</a>(); +00160 *newLeaf = *((<a class="code" href="classNLPACS_1_1IQuadNode.html#l1">CQuadLeaf</a> *)(branch.<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child])); +00161 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] = newLeaf; +00162 } +00163 <font class="keywordflow">else</font> +00164 { +00165 <a class="code" href="classNLPACS_1_1CQuadBranch.html#a0">CQuadBranch</a> *newBranch = <font class="keyword">new</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html#a0">CQuadBranch</a>(); +00166 *newBranch = *((<a class="code" href="classNLPACS_1_1CQuadBranch.html#a0">CQuadBranch</a> *)(branch.<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child])); +00167 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] = newBranch; +00168 } +00169 } +00170 } +00171 <font class="keywordflow">return</font> *<font class="keyword">this</font>; +00172 } +00173 +<a name="l00174"></a><a class="code" href="classNLPACS_1_1CQuadBranch.html#b0">00174</a> <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html#b0">NLPACS::CQuadBranch::reduceChildren</a>() +00175 { +00176 uint i; +00177 +00178 <font class="keywordflow">for</font> (i=0; i<4; ++i) +00179 { +00180 <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[i] != NULL && +00181 !<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[i]->isLeaf() && +00182 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[i]->getMaxHeight()-<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[i]->getMinHeight() <= <a class="code" href="classNLPACS_1_1IQuadNode.html#n2">_MaxThickness</a>) +00183 { +00184 <a class="code" href="classNLPACS_1_1IQuadNode.html#l1">CQuadLeaf</a> *leaf = <font class="keyword">new</font> <a class="code" href="classNLPACS_1_1IQuadNode.html#l1">CQuadLeaf</a>(); +00185 *((<a class="code" href="classNLPACS_1_1IQuadNode.html#b0">IQuadNode</a> *)leaf) = *<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[i]; +00186 <font class="keyword">delete</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[i]; +00187 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[i] = leaf; +00188 } +00189 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[i] != NULL && +00190 !<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[i]->isLeaf()) +00191 { +00192 ((<a class="code" href="classNLPACS_1_1CQuadBranch.html#a0">CQuadBranch</a> *)<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[i])->reduceChildren(); +00193 } +00194 } +00195 } +00196 +<a name="l00197"></a><a class="code" href="classNLPACS_1_1CQuadBranch.html#a7">00197</a> <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html#a7">NLPACS::CQuadBranch::addVertex</a>(<font class="keyword">const</font> CVector &<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>) +00198 { +00199 IQuadNode::addVertex(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>); +00200 uint child; +00201 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x > <a class="code" href="classNLPACS_1_1IQuadNode.html#n4">_XCenter</a>) +00202 child = (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y > <a class="code" href="classNLPACS_1_1IQuadNode.html#n5">_YCenter</a>) ? 2 : 1; +00203 <font class="keywordflow">else</font> +00204 child = (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y > <a class="code" href="classNLPACS_1_1IQuadNode.html#n5">_YCenter</a>) ? 3 : 0; +00205 +00206 <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] == NULL) +00207 { +00208 <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1IQuadNode.html#n3">_Level</a> == 2) +00209 { +00210 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] = <font class="keyword">new</font> <a class="code" href="classNLPACS_1_1IQuadNode.html#l1">CQuadLeaf</a>(<a class="code" href="classNLPACS_1_1IQuadNode.html#n3">_Level</a>-1); +00211 } +00212 <font class="keywordflow">else</font> +00213 { +00214 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] = <font class="keyword">new</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html#a0">CQuadBranch</a>(<a class="code" href="classNLPACS_1_1IQuadNode.html#n3">_Level</a>-1); +00215 } +00216 +00217 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]->_MaxThickness = <a class="code" href="classNLPACS_1_1IQuadNode.html#n2">_MaxThickness</a>; +00218 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]->_HalfSize = <a class="code" href="classNLPACS_1_1IQuadNode.html#n6">_HalfSize</a>/2.0f; +00219 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]->_MinHeight = FLT_MAX; +00220 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]->_MaxHeight = -FLT_MAX; +00221 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]->_XCenter = <a class="code" href="classNLPACS_1_1IQuadNode.html#n4">_XCenter</a>+<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]->_HalfSize*((child == 1 || child == 2) ? 1.0f : -1.0f); +00222 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]->_YCenter = <a class="code" href="classNLPACS_1_1IQuadNode.html#n5">_YCenter</a>+<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]->_HalfSize*((child == 2 || child == 3) ? 1.0f : -1.0f); +00223 } +00224 +00225 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]->addVertex(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>); +00226 } +00227 +<a name="l00228"></a><a class="code" href="classNLPACS_1_1CQuadBranch.html#a8">00228</a> <font class="keywordtype">bool</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html#a8">NLPACS::CQuadBranch::check</a>()<font class="keyword"> const</font> +00229 <font class="keyword"></font>{ +00230 <font class="keywordflow">if</font> (!IQuadNode::check()) +00231 <font class="keywordflow">return</font> <font class="keyword">false</font>; +00232 +00233 uint child; +00234 <font class="keywordflow">for</font> (child=0; child<4; ++child) +00235 <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] != NULL && !<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]->check()) +00236 <font class="keywordflow">return</font> <font class="keyword">false</font>; +00237 <font class="keywordflow">return</font> <font class="keyword">true</font>; +00238 } +00239 +00240 +00241 <font class="comment">/*</font> +00242 <font class="comment"> * Serialization methods...</font> +00243 <font class="comment"> */</font> +00244 +00245 +<a name="l00246"></a><a class="code" href="classNLPACS_1_1CQuadBranch.html#a10">00246</a> <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html#a10">NLPACS::CQuadBranch::serial</a>(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f) +00247 { +00248 IQuadNode::serial(f); +00249 +00250 uint child; +00251 <font class="keywordflow">for</font> (child=0; child<4; ++child) +00252 { +00253 uint8 childType = 0; +00254 +00255 <font class="keywordflow">if</font> (f.<a class="code" href="classNLMISC_1_1IStream.html#a4">isReading</a>()) +00256 { +00257 <a class="code" href="classNLPACS_1_1IQuadNode.html#l1">CQuadLeaf</a> *leaf; +00258 <a class="code" href="classNLPACS_1_1CQuadBranch.html#a0">CQuadBranch</a> *branch; +00259 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(childType); +00260 <font class="keywordflow">switch</font> (childType) +00261 { +00262 <font class="keywordflow">case</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html#s3s0">NoChild</a>: +00263 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] = NULL; +00264 <font class="keywordflow">break</font>; +00265 <font class="keywordflow">case</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html#s3s1">LeafChild</a>: +00266 leaf = <font class="keyword">new</font> <a class="code" href="classNLPACS_1_1IQuadNode.html#l1">CQuadLeaf</a>(); +00267 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] = leaf; +00268 leaf->serial(f); +00269 <font class="keywordflow">break</font>; +00270 <font class="keywordflow">case</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html#s3s2">BranchChild</a>: +00271 branch = <font class="keyword">new</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html#a0">CQuadBranch</a>();; +00272 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] = branch; +00273 branch->serial(f); +00274 <font class="keywordflow">break</font>; +00275 <font class="keywordflow">default</font>: +00276 <a class="code" href="debug_8h.html#a3">nlerror</a>(<font class="stringliteral">"While serializing (read) CQuadBranch: unknown child type"</font>); +00277 <font class="keywordflow">break</font>; +00278 } +00279 } +00280 <font class="keywordflow">else</font> +00281 { +00282 <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] == NULL) +00283 { +00284 childType = <a class="code" href="classNLPACS_1_1CQuadBranch.html#s3s0">NoChild</a>; +00285 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(childType); +00286 } +00287 <font class="keywordflow">else</font> +00288 { +00289 childType = (<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]->isLeaf()) ? <a class="code" href="classNLPACS_1_1CQuadBranch.html#s3s1">LeafChild</a> : <a class="code" href="classNLPACS_1_1CQuadBranch.html#s3s2">BranchChild</a>; +00290 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(childType); +00291 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]->serial(f); +00292 } +00293 } +00294 } +00295 } +00296 +<a name="l00297"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a11">00297</a> <font class="keywordtype">bool</font> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a11">NLPACS::CSurfaceQuadTree::check</a>()<font class="keyword"> const</font> +00298 <font class="keyword"></font>{ +00299 <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> != NULL) +00300 <font class="keywordflow">return</font> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>->check(); +00301 <font class="keywordflow">return</font> <font class="keyword">true</font>; +00302 } +00303 +<a name="l00304"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a12">00304</a> <font class="keyword">const</font> <a class="code" href="classNLPACS_1_1CQuadLeaf.html">NLPACS::CQuadLeaf</a> *<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a12">NLPACS::CSurfaceQuadTree::getLeaf</a>(<font class="keyword">const</font> CVector &<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>)<font class="keyword"> const</font> +00305 <font class="keyword"></font>{ +00306 CVector pos = CVector(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x, <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y, 0.0f); +00307 <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> == NULL || !<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>.<a class="code" href="classNLMISC_1_1CAABBox.html#z265_2">include</a>(pos)) +00308 <font class="keywordflow">return</font> NULL; +00309 +00310 <font class="keyword">const</font> IQuadNode *node = <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>; +00311 +00312 <font class="keywordflow">while</font> (node != NULL && !node->isLeaf()) +00313 { +00314 <a class="code" href="debug_8h.html#a6">nlassert</a>(node->getBBox().include(pos)); +00315 uint child; +00316 +00317 <font class="keywordflow">if</font> (pos.x > node->_XCenter) +00318 child = ((pos.y > node->_YCenter) ? 2 : 1); +00319 <font class="keywordflow">else</font> +00320 child = ((pos.y > node->_YCenter) ? 3 : 0); +00321 +00322 node = node->getChild(child); +00323 } +00324 +00325 <font class="keywordflow">return</font> (<font class="keyword">const</font> CQuadLeaf *)node; +00326 } +00327 +00328 +<a name="l00329"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a15">00329</a> <font class="keywordtype">void</font> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a15">NLPACS::CSurfaceQuadTree::serial</a>(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &f) +00330 { +00331 <font class="comment">/*</font> +00332 <font class="comment"> Version 0:</font> +00333 <font class="comment"> - base version.</font> +00334 <font class="comment"> */</font> +00335 (void)f.<a class="code" href="classNLMISC_1_1IStream.html#a29">serialVersion</a>(0); +00336 +00337 uint8 childType = 0; +00338 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n1">_MaxThickness</a>); +00339 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n2">_MaxLevel</a>); +00340 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>); +00341 <font class="keywordflow">if</font> (f.<a class="code" href="classNLMISC_1_1IStream.html#a4">isReading</a>()) +00342 { +00343 CQuadLeaf *leaf; +00344 CQuadBranch *branch; +00345 +00346 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(childType); +00347 <font class="keywordflow">switch</font> (childType) +00348 { +00349 <font class="keywordflow">case</font> CQuadBranch::NoChild: +00350 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = NULL; +00351 <font class="keywordflow">break</font>; +00352 <font class="keywordflow">case</font> CQuadBranch::LeafChild: +00353 leaf = <font class="keyword">new</font> CQuadLeaf(); +00354 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = leaf; +00355 leaf->serial(f); +00356 <font class="keywordflow">break</font>; +00357 <font class="keywordflow">case</font> CQuadBranch::BranchChild: +00358 branch = <font class="keyword">new</font> CQuadBranch(); +00359 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = branch; +00360 branch->serial(f); +00361 <font class="keywordflow">break</font>; +00362 <font class="keywordflow">default</font>: +00363 <a class="code" href="debug_8h.html#a3">nlerror</a>(<font class="stringliteral">"While serializing (read) CQuadBranch: unknown child type"</font>); +00364 <font class="keywordflow">break</font>; +00365 } +00366 } +00367 <font class="keywordflow">else</font> +00368 { +00369 <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> == NULL) +00370 { +00371 childType = CQuadBranch::NoChild; +00372 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(childType); +00373 } +00374 <font class="keywordflow">else</font> +00375 { +00376 childType = (<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>->isLeaf()) ? CQuadBranch::LeafChild : CQuadBranch::BranchChild; +00377 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(childType); +00378 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>->serial(f); +00379 } +00380 } +00381 } +00382 +00383 <font class="comment">//</font> +<a name="l00384"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a13">00384</a> <font class="keywordtype">float</font> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a13">NLPACS::CSurfaceQuadTree::getInterpZ</a>(<font class="keyword">const</font> CVector &<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>)<font class="keyword"> const</font> +00385 <font class="keyword"></font>{ +00386 <font class="comment">// first get final leaf for position</font> +00387 CVector pos = CVector(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x, <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y, 0.0f); +00388 <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> == NULL || !<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>.<a class="code" href="classNLMISC_1_1CAABBox.html#z265_2">include</a>(pos)) +00389 <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z; <font class="comment">// return unmodified z</font> +00390 +00391 <font class="keyword">const</font> IQuadNode *node = <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>; +00392 vector<uint> children; +00393 vector<const IQuadNode*> nodes; +00394 +00395 <font class="keywordflow">while</font> (node != NULL && !node->isLeaf()) +00396 { +00397 nodes.push_back(node); +00398 +00399 <a class="code" href="debug_8h.html#a6">nlassert</a>(node->getBBox().include(pos)); +00400 uint child; +00401 +00402 <font class="keywordflow">if</font> (pos.x > node->_XCenter) +00403 child = ((pos.y > node->_YCenter) ? 2 : 1); +00404 <font class="keywordflow">else</font> +00405 child = ((pos.y > node->_YCenter) ? 3 : 0); +00406 +00407 children.push_back(child); +00408 +00409 node = node->getChild(child); +00410 } +00411 +00412 <font class="keywordflow">if</font> (node == NULL) +00413 <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z; <font class="comment">// return unmodified z</font> +00414 +00415 nodes.push_back(node); +00416 +00417 vector<const CQuadLeaf*> leaves; +00418 vector<const IQuadNode*> explore; +00419 +00420 leaves.push_back((<font class="keyword">const</font> CQuadLeaf*)node); +00421 +00422 <font class="comment">// for each side of the leaf, find neighbor leaves</font> +00423 uint side; +00424 <font class="keywordflow">for</font> (side=0; side<4; ++side) +00425 { +00426 <font class="keyword">static</font> <font class="keyword">const</font> sint ct[4][4] = { {-1, 1, 3,-1}, {-1,-1, 2, 0}, { 1,-1,-1, 3}, { 0, 2,-1,-1} }; <font class="comment">// child table</font> +00427 <font class="keyword">static</font> <font class="keyword">const</font> sint nt[4][4] = { { 3, 1, 3, 1}, { 2, 0, 2, 0}, { 1, 3, 1, 3}, { 0, 2, 0, 2} }; <font class="comment">// neighbor table</font> +00428 +00429 sint nlev = nodes.size()-1; +00430 sint child = -1; +00431 +00432 <font class="keywordflow">while</font> (nlev > 0) +00433 { +00434 child = ct[children[nlev-1]][side]; +00435 +00436 <font class="keywordflow">if</font> (child >= 0) +00437 <font class="keywordflow">break</font>; +00438 +00439 --nlev; +00440 } +00441 +00442 <font class="comment">// neighbor not found in root, leave</font> +00443 <font class="keywordflow">if</font> (nlev == 0) +00444 <font class="keywordflow">continue</font>; +00445 +00446 <font class="comment">// get father</font> +00447 node = nodes[nlev-1]; +00448 +00449 <font class="keywordflow">while</font> (nlev < (sint)nodes.size() && node!=NULL && !node->isLeaf()) +00450 { +00451 child = nt[children[nlev-1]][side]; +00452 node = node->getChild(child); +00453 +00454 ++nlev; +00455 } +00456 +00457 <font class="keywordflow">if</font> (node == NULL) +00458 <font class="keywordflow">continue</font>; +00459 +00460 <font class="keywordflow">if</font> (node->isLeaf()) +00461 { +00462 leaves.push_back((<font class="keyword">const</font> CQuadLeaf*)node); +00463 } +00464 <font class="keywordflow">else</font> +00465 { +00466 explore.push_back(node); +00467 +00468 <font class="keywordflow">while</font> (!explore.empty()) +00469 { +00470 node = explore.back(); +00471 explore.pop_back(); +00472 +00473 <font class="keywordflow">if</font> (node == NULL) +00474 <font class="keywordflow">continue</font>; +00475 +00476 <font class="keywordflow">if</font> (node->isLeaf()) +00477 leaves.push_back((<font class="keyword">const</font> CQuadLeaf*)node); +00478 <font class="keywordflow">else</font> +00479 { +00480 explore.push_back(node->getChild((side+2)&3)); +00481 explore.push_back(node->getChild((side+3)&3)); +00482 } +00483 } +00484 } +00485 } +00486 +00487 uint i; +00488 <font class="keywordtype">float</font> di, wi; +00489 <font class="keywordtype">float</font> sum = 0.0; +00490 <font class="keywordtype">float</font> interpZ = 0.0; +00491 +00492 <font class="keywordflow">for</font> (i=0; i<leaves.size(); ++i) +00493 { +00494 di = (float)sqrt(<a class="code" href="namespaceNLMISC.html#a214">sqr</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x-leaves[i]->_XCenter)+<a class="code" href="namespaceNLMISC.html#a214">sqr</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y-leaves[i]->_YCenter))*(float)pow(1.5, leaves[i]->_Level); +00495 wi = 1.0f/di; +00496 sum += wi; +00497 interpZ += (leaves[i]->getMinHeight()+leaves[i]->getMaxHeight())*0.5f*wi; +00498 } +00499 +00500 <font class="keywordflow">return</font> interpZ / sum; +00501 } +</pre></div> + +<!-- footer --> +<BR><FONT Size=+5> </FONT> +</TD> +<TD WIDTH=15><IMG SRC=http://www.nevrax.org/inc/img/pixel.gif WIDTH=15 HEIGHT=15 BORDER=0 ALT=""></TD> +</TR> +</TABLE> +</BODY> +</HTML> |