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+<hr><h1>zone_manager.cpp</h1><a href="zone__manager_8cpp.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 D.T.C. SYSTEM.</font>
+00010 <font class="comment"> * NEVRAX D.T.C. SYSTEM 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 D.T.C. SYSTEM 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 D.T.C. SYSTEM; 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="std3d_8h.html">std3d.h</a>"</font>
+00027
+00028 <font class="preprocessor">#include &lt;iostream&gt;</font>
+00029
+00030 <font class="preprocessor">#include "<a class="code" href="zone__manager_8h.html">3d/zone_manager.h</a>"</font>
+00031 <font class="preprocessor">#include "<a class="code" href="path_8h.html">nel/misc/path.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="keyword">using</font> <font class="keyword">namespace </font>std;
+00035 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC;
+00036
+00037
+00038 <font class="keyword">namespace </font>NL3D
+00039 {
+00040
+00041 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
+00042 <font class="comment">// CZoneManager</font>
+00043 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
+00044
+00045 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
+<a name="l00046"></a><a class="code" href="classNL3D_1_1CZoneManager.html#a0">00046</a> CZoneManager::CZoneManager()
+00047 {
+00048 <a class="code" href="classNL3D_1_1CZoneManager.html#o9">_Zone</a> = NULL;
+00049 <a class="code" href="classNL3D_1_1CZoneManager.html#o6">_AddingZone</a>= <font class="keyword">false</font>;
+00050 <a class="code" href="classNL3D_1_1CZoneManager.html#o10">_RemovingZone</a>= <font class="keyword">false</font>;
+00051 <a class="code" href="classNL3D_1_1CZoneManager.html#o1">_WorkInProgress</a> = <font class="keyword">false</font>;
+00052 }
+00053
+00054 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
+<a name="l00055"></a><a class="code" href="classNL3D_1_1CZoneManager.html#a1">00055</a> CZoneManager::~CZoneManager()
+00056 {
+00057 }
+00058
+00059 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
+<a name="l00060"></a><a class="code" href="classNL3D_1_1CZoneManager.html#a2">00060</a> <font class="keywordtype">void</font> CZoneManager::checkZonesAround (uint <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, uint <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, uint area)
+00061 {
+00062 <a class="code" href="classNL3D_1_1CZoneManager.html#o1">_WorkInProgress</a> = <font class="keyword">true</font>;
+00063 <font class="keywordflow">if</font> ((_AddingZone) || (_RemovingZone)) <font class="keywordflow">return</font>;
+00064
+00065 <font class="comment">// Obtain the new set of zones around</font>
+00066 <font class="keywordflow">if</font> ((<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a> != <a class="code" href="classNL3D_1_1CZoneManager.html#o4">_LastX</a>) || (<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a> != <a class="code" href="classNL3D_1_1CZoneManager.html#o5">_LastY</a>))
+00067 <a class="code" href="classNL3D_1_1CZoneSearch.html#a4">getListZoneId</a> (<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>, area, <a class="code" href="classNL3D_1_1CZoneManager.html#o3">_ZoneList</a>);
+00068 <a class="code" href="classNL3D_1_1CZoneManager.html#o4">_LastX</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>;
+00069 <a class="code" href="classNL3D_1_1CZoneManager.html#o5">_LastY</a> = <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>;
+00070
+00071 <font class="comment">// Look if we have zone loaded that is not needed anymore</font>
+00072 uint32 i, j;
+00073 <font class="keywordflow">for</font> (i = 0; i &lt; <a class="code" href="classNL3D_1_1CZoneManager.html#o2">_LoadedZones</a>.size(); ++i)
+00074 {
+00075 <font class="comment">// If the loadedzone i do not appear in the zone list so we have to remove it</font>
+00076 <font class="keywordtype">bool</font> bFound = <font class="keyword">false</font>;
+00077 uint16 nLoadedZone = <a class="code" href="classNL3D_1_1CZoneManager.html#o2">_LoadedZones</a>[i];
+00078 <font class="keywordflow">for</font> (j = 0; j &lt; <a class="code" href="classNL3D_1_1CZoneManager.html#o3">_ZoneList</a>.size(); ++j)
+00079 {
+00080 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CZoneManager.html#o3">_ZoneList</a>[j] == nLoadedZone)
+00081 {
+00082 bFound = <font class="keyword">true</font>;
+00083 <font class="keywordflow">break</font>;
+00084 }
+00085 }
+00086
+00087 <font class="keywordflow">if</font> (!bFound)
+00088 {
+00089 <font class="comment">// Remove the zone nLoadedZone</font>
+00090 <a class="code" href="classNL3D_1_1CZoneManager.html#o11">_IdZoneToRemove</a> = nLoadedZone;
+00091 <a class="code" href="classNL3D_1_1CZoneManager.html#o10">_RemovingZone</a> = <font class="keyword">true</font>;
+00092 <font class="keywordflow">return</font>;
+00093 }
+00094 }
+00095
+00096 <font class="comment">// Look if we have zone not already loaded</font>
+00097 <font class="keywordflow">for</font> (i = 0; i &lt; <a class="code" href="classNL3D_1_1CZoneManager.html#o3">_ZoneList</a>.size(); ++i)
+00098 {
+00099 <font class="comment">// If the zone requested do not appear in the zone loaded list so we have to load it</font>
+00100 <font class="keywordtype">bool</font> bFound = <font class="keyword">false</font>;
+00101 uint16 nZone = <a class="code" href="classNL3D_1_1CZoneManager.html#o3">_ZoneList</a>[i];
+00102 <font class="keywordflow">for</font> (j = 0; j &lt; <a class="code" href="classNL3D_1_1CZoneManager.html#o2">_LoadedZones</a>.size(); ++j)
+00103 {
+00104 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CZoneManager.html#o2">_LoadedZones</a>[j] == nZone)
+00105 {
+00106 bFound = <font class="keyword">true</font>;
+00107 <font class="keywordflow">break</font>;
+00108 }
+00109 }
+00110
+00111 <font class="keywordflow">if</font> (!bFound)
+00112 {
+00113 <font class="comment">// We have to load this zone ! and return because only one load at a time</font>
+00114 <a class="code" href="classNL3D_1_1CZoneManager.html#o6">_AddingZone</a> = <font class="keyword">true</font>;
+00115 CAsyncFileManager &amp;rAFM = CAsyncFileManager::getInstance();
+00116 <a class="code" href="classNL3D_1_1CZoneManager.html#o8">_ZoneToAddName</a> = <a class="code" href="classNL3D_1_1CZoneSearch.html#a5">getZoneNameFromId</a>(nZone);
+00117 <a class="code" href="classNL3D_1_1CZoneManager.html#o7">_ZoneToAddId</a> = nZone;
+00118 rAFM.addTask (<font class="keyword">new</font> CZoneLoadingTask(<a class="code" href="classNL3D_1_1CZoneManager.html#o8">_ZoneToAddName</a>, &amp;<a class="code" href="classNL3D_1_1CZoneManager.html#o9">_Zone</a>) );
+00119 <font class="keywordflow">return</font>;
+00120 }
+00121 }
+00122 <a class="code" href="classNL3D_1_1CZoneManager.html#o1">_WorkInProgress</a> = <font class="keyword">false</font>;
+00123 }
+00124
+00125 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
+<a name="l00126"></a><a class="code" href="classNL3D_1_1CZoneManager.html#a4">00126</a> <font class="keywordtype">bool</font> CZoneManager::isWorkComplete (CZoneManager::SZoneManagerWork &amp;rWork)
+00127 {
+00128 <font class="comment">// Check if the work is a loading</font>
+00129 <font class="keywordflow">if</font> (_AddingZone)
+00130 {
+00131 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CZoneManager.html#o9">_Zone</a> != NULL)
+00132 {
+00133 <a class="code" href="classNL3D_1_1CZoneManager.html#o6">_AddingZone</a>= <font class="keyword">false</font>;
+00134 rWork.ZoneAdded = <font class="keyword">true</font>;
+00135 rWork.NameZoneAdded = <a class="code" href="classNL3D_1_1CZoneManager.html#o8">_ZoneToAddName</a>;
+00136 rWork.ZoneRemoved = <font class="keyword">false</font>;
+00137 rWork.IdZoneToRemove = 0;
+00138 rWork.NameZoneRemoved = <font class="stringliteral">""</font>;
+00139 rWork.Zone = const_cast&lt;CZone*&gt;(_Zone);
+00140 <a class="code" href="classNL3D_1_1CZoneManager.html#o2">_LoadedZones</a>.push_back (<a class="code" href="classNL3D_1_1CZoneManager.html#o7">_ZoneToAddId</a>);
+00141 <font class="keywordflow">return</font> <font class="keyword">true</font>;
+00142 }
+00143 <font class="keywordflow">else</font>
+00144 {
+00145 <font class="keywordflow">return</font> <font class="keyword">false</font>;
+00146 }
+00147
+00148 }
+00149 <font class="keywordflow">if</font> (_RemovingZone)
+00150 {
+00151 <a class="code" href="classNL3D_1_1CZoneManager.html#o10">_RemovingZone</a> = <font class="keyword">false</font>;
+00152 rWork.ZoneAdded = <font class="keyword">false</font>;
+00153 rWork.NameZoneAdded = <font class="stringliteral">""</font>;
+00154 rWork.ZoneRemoved = <font class="keyword">true</font>;
+00155 rWork.IdZoneToRemove = <a class="code" href="classNL3D_1_1CZoneManager.html#o11">_IdZoneToRemove</a>;
+00156 rWork.NameZoneRemoved = <a class="code" href="classNL3D_1_1CZoneSearch.html#a5">getZoneNameFromId</a>(<a class="code" href="classNL3D_1_1CZoneManager.html#o11">_IdZoneToRemove</a>);
+00157 uint32 i, j;
+00158 <font class="keywordflow">for</font> (i = 0 ; i &lt; <a class="code" href="classNL3D_1_1CZoneManager.html#o2">_LoadedZones</a>.size(); ++i)
+00159 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CZoneManager.html#o2">_LoadedZones</a>[i] == <a class="code" href="classNL3D_1_1CZoneManager.html#o11">_IdZoneToRemove</a>)
+00160 <font class="keywordflow">break</font>;
+00161 <font class="keywordflow">if</font> (i &lt; <a class="code" href="classNL3D_1_1CZoneManager.html#o2">_LoadedZones</a>.size())
+00162 {
+00163 <font class="keywordflow">for</font> (j = i; j &lt; <a class="code" href="classNL3D_1_1CZoneManager.html#o2">_LoadedZones</a>.size()-1; ++j)
+00164 <a class="code" href="classNL3D_1_1CZoneManager.html#o2">_LoadedZones</a>[j] = <a class="code" href="classNL3D_1_1CZoneManager.html#o2">_LoadedZones</a>[j+1];
+00165 <a class="code" href="classNL3D_1_1CZoneManager.html#o2">_LoadedZones</a>.resize(<a class="code" href="classNL3D_1_1CZoneManager.html#o2">_LoadedZones</a>.size()-1);
+00166 }
+00167 rWork.Zone = NULL;
+00168 <font class="keywordflow">return</font> <font class="keyword">true</font>;
+00169 }
+00170 <font class="keywordflow">return</font> <font class="keyword">false</font>;
+00171 }
+00172
+00173 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
+00174 <font class="comment">// CZoneLoadingTask</font>
+00175 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
+00176
+00177 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
+<a name="l00178"></a><a class="code" href="classNL3D_1_1CZoneLoadingTask.html#a0">00178</a> CZoneLoadingTask::CZoneLoadingTask(<font class="keyword">const</font> std::string &amp;sZoneName, <a class="code" href="namespaceNL3D.html#a314">TVolatileZonePtr</a> *ppZone)
+00179 {
+00180 *ppZone = NULL;
+00181 <a class="code" href="classNL3D_1_1CZoneLoadingTask.html#o0">_Zone</a> = ppZone;
+00182 <a class="code" href="classNL3D_1_1CZoneLoadingTask.html#o1">_ZoneName</a> = sZoneName;
+00183 }
+00184
+00185 <font class="comment">// ------------------------------------------------------------------------------------------------</font>
+<a name="l00186"></a><a class="code" href="classNL3D_1_1CZoneLoadingTask.html#a1">00186</a> <font class="keywordtype">void</font> CZoneLoadingTask::run(<font class="keywordtype">void</font>)
+00187 {
+00188 <font class="comment">// Lookup the zone</font>
+00189 string zonePathLookup = CPath::lookup (<a class="code" href="classNL3D_1_1CZoneLoadingTask.html#o1">_ZoneName</a>, <font class="keyword">false</font>, <font class="keyword">false</font>, <font class="keyword">true</font>);
+00190 <font class="keywordflow">if</font> (zonePathLookup == <font class="stringliteral">""</font>)
+00191 zonePathLookup = <a class="code" href="classNL3D_1_1CZoneLoadingTask.html#o1">_ZoneName</a>;
+00192
+00193 CZone *ZoneTmp = <font class="keyword">new</font> CZone;
+00194 CIFile <a class="code" href="cf__lexical_8cpp.html#a95">file</a>;
+00195 <font class="keywordflow">if</font>(<a class="code" href="cf__lexical_8cpp.html#a95">file</a>.open(zonePathLookup))
+00196 {
+00197 ZoneTmp-&gt;serial(<a class="code" href="cf__lexical_8cpp.html#a95">file</a>);
+00198 <a class="code" href="cf__lexical_8cpp.html#a95">file</a>.close();
+00199 *<a class="code" href="classNL3D_1_1CZoneLoadingTask.html#o0">_Zone</a> = ZoneTmp;
+00200 }
+00201 <font class="keywordflow">else</font>
+00202 {
+00203 <a class="code" href="debug_8h.html#a0">nldebug</a>(<font class="stringliteral">"CZoneLoadingTask::run(): File not found: %s"</font>, zonePathLookup.c_str ());
+00204 <font class="keyword">delete</font> ZoneTmp;
+00205 *<a class="code" href="classNL3D_1_1CZoneLoadingTask.html#o0">_Zone</a> = (CZone*)-1; <font class="comment">// Return error</font>
+00206 }
+00207 <font class="keyword">delete</font> <font class="keyword">this</font>;
+00208 }
+00209
+00210 } <font class="comment">// NL3D</font>
+00211
+</pre></div>
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