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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 <iostream></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 < <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 < <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 < <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 < <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 &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>, &<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 &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<CZone*>(_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 < <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 < <a class="code" href="classNL3D_1_1CZoneManager.html#o2">_LoadedZones</a>.size())
00162 {
00163 <font class="keywordflow">for</font> (j = i; j < <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 &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->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
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