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<hr><h1>sound_bank.cpp</h1><a href="sound__bank_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="stdsound_8h.html">stdsound.h</a>"</font>
00027
00028 <font class="preprocessor">#include "<a class="code" href="sound__bank_8h.html">sound_bank.h</a>"</font>
00029 <font class="preprocessor">#include "<a class="code" href="simple__sound_8h.html">simple_sound.h</a>"</font>
00030 <font class="preprocessor">#include "<a class="code" href="complex__sound_8h.html">complex_sound.h</a>"</font>
00031 <font class="preprocessor">#include "<a class="code" href="context__sound_8h.html">context_sound.h</a>"</font>
00032 <font class="preprocessor">#include "<a class="code" href="background__sound_8h.html">background_sound.h</a>"</font>
00033
00034 <font class="preprocessor">#include "<a class="code" href="u__form__loader_8h.html">nel/georges/u_form_loader.h</a>"</font>
00035 <font class="preprocessor">#include "<a class="code" href="u__form__elm_8h.html">nel/georges/u_form_elm.h</a>"</font>
00036 <font class="preprocessor">#include "<a class="code" href="u__form_8h.html">nel/georges/u_form.h</a>"</font>
00037 <font class="preprocessor">#include "<a class="code" href="path_8h.html">nel/misc/path.h</a>"</font>
00038 <font class="preprocessor">#include "<a class="code" href="buffer_8h.html">driver/buffer.h</a>"</font>
00039
00040 <font class="preprocessor">#include "<a class="code" href="load__form_8h.html">nel/georges/load_form.h</a>"</font>
00041
00042 <font class="keyword">using</font> <font class="keyword">namespace </font>std;
00043 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC;
00044 <font class="keyword">using</font> <font class="keyword">namespace </font>NLGEORGES;
00045
00046
00047 <font class="keyword">namespace </font>NLSOUND {
00048
<a name="l00049"></a><a class="code" href="classNLSOUND_1_1CSoundBank.html#r0">00049</a> CSoundBank *CSoundBank::_Instance;
00050
00051
00052
<a name="l00053"></a><a class="code" href="classNLSOUND_1_1CSoundBank.html#d0">00053</a> CSoundBank *CSoundBank::instance()
00054 {
00055 <font class="keywordflow">if</font> (<a class="code" href="classNLSOUND_1_1CSoundBank.html#r0">_Instance</a> == 0)
00056 <a class="code" href="classNLSOUND_1_1CSoundBank.html#r0">_Instance</a> = <font class="keyword">new</font> <a class="code" href="classNLSOUND_1_1CSoundBank.html#c0">CSoundBank</a>();
00057 <font class="keywordflow">return</font> <a class="code" href="classNLSOUND_1_1CSoundBank.html#r0">_Instance</a>;
00058 }
00059
<a name="l00060"></a><a class="code" href="classNLSOUND_1_1CSoundBank.html#d1">00060</a> <font class="keywordtype">void</font> CSoundBank::release()
00061 {
00062 <font class="keywordflow">if</font> (<a class="code" href="classNLSOUND_1_1CSoundBank.html#r0">_Instance</a> != 0)
00063 <font class="keyword">delete</font> <a class="code" href="classNLSOUND_1_1CSoundBank.html#r0">_Instance</a>;
00064 <a class="code" href="classNLSOUND_1_1CSoundBank.html#r0">_Instance</a> = 0;
00065 }
00066
00067
<a name="l00068"></a><a class="code" href="classNLSOUND_1_1CSoundBank.html#a2">00068</a> <font class="keywordtype">void</font> CSoundBank::bufferUnloaded(<font class="keyword">const</font> std::string bufferName)
00069 {
00070 TBufferAssocContainer::iterator it(<a class="code" href="classNLSOUND_1_1CSoundBank.html#o0">_BufferAssoc</a>.find(bufferName));
00071
00072 <font class="keywordflow">if</font> (it != <a class="code" href="classNLSOUND_1_1CSoundBank.html#o0">_BufferAssoc</a>.end())
00073 {
00074 <font class="comment">// ok, found some sound associated with this buffer.</font>
00075 <font class="comment">// update all sounds.</font>
00076 TSimpleSoundContainer::iterator first(it->second.begin()), last(it->second.end());
00077 <font class="keywordflow">for</font> (; first != last; ++first)
00078 {
00079 <font class="comment">// remove the associated buffer.</font>
00080 CSimpleSound *ss = const_cast<CSimpleSound*>(*(first));
00081 ss->setBuffer(NULL);
00082 }
00083 }
00084 }
00085
<a name="l00086"></a><a class="code" href="classNLSOUND_1_1CSoundBank.html#a3">00086</a> <font class="keywordtype">void</font> CSoundBank::bufferLoaded(<font class="keyword">const</font> std::string bufferName, IBuffer *buffer)
00087 {
00088 <font class="comment">// std::map<std::string, std::vector<TBufferAssoc> >::iterator it(_BufferAssoc.find(buffer->getName()));</font>
00089 TBufferAssocContainer::iterator it(<a class="code" href="classNLSOUND_1_1CSoundBank.html#o0">_BufferAssoc</a>.find(buffer->getName()));
00090
00091 <font class="keywordflow">if</font> (it != <a class="code" href="classNLSOUND_1_1CSoundBank.html#o0">_BufferAssoc</a>.end())
00092 {
00093 <font class="comment">// ok, found some sound associated with this buffer.</font>
00094 <font class="comment">// update all sounds.</font>
00095 TSimpleSoundContainer::iterator first(it->second.begin()), last(it->second.end());
00096 <font class="keywordflow">for</font> (; first != last; ++first)
00097 {
00098 CSimpleSound *ss = const_cast<CSimpleSound*>(*(it->second.begin()));
00099 <font class="comment">// restore the associated buffer.</font>
00100 ss->setBuffer(buffer);
00101 }
00102 }
00103
00104 }
00105
<a name="l00106"></a><a class="code" href="classNLSOUND_1_1CSoundBank.html#a0">00106</a> <font class="keywordtype">void</font> CSoundBank::registerBufferAssoc(CSimpleSound *sound, IBuffer *buffer)
00107 {
00108 <font class="keywordflow">if</font> (buffer != NULL)
00109 {
00110 <font class="keyword">const</font> std::string &bufferName = buffer->getName();
00111 <a class="code" href="classNLSOUND_1_1CSoundBank.html#o0">_BufferAssoc</a>[bufferName].insert(sound);
00112 }
00113 }
00114
<a name="l00115"></a><a class="code" href="classNLSOUND_1_1CSoundBank.html#a1">00115</a> <font class="keywordtype">void</font> CSoundBank::unregisterBufferAssoc(CSimpleSound *sound, IBuffer * buffer)
00116 {
00117 <font class="keywordflow">if</font> (buffer != NULL)
00118 {
00119 <font class="keyword">const</font> std::string &bufferName = buffer->getName();
00120 TBufferAssocContainer::iterator it(<a class="code" href="classNLSOUND_1_1CSoundBank.html#o0">_BufferAssoc</a>.find(bufferName));
00121
00122 <font class="keywordflow">if</font> (it != <a class="code" href="classNLSOUND_1_1CSoundBank.html#o0">_BufferAssoc</a>.end())
00123 {
00124 TSimpleSoundContainer::iterator it2(it->second.find(sound));
00125
00126 <a class="code" href="debug_8h.html#a6">nlassert</a>(it2 != it->second.end())
00127 it->second.erase(it2);
00128
00129 <font class="keywordflow">if</font> (it->second.empty())
00130 {
00131 <font class="comment">// last sound refenrecing this buffer</font>
00132 <a class="code" href="classNLSOUND_1_1CSoundBank.html#o0">_BufferAssoc</a>.erase(it);
00133 }
00134
00135 }
00136 }
00137 }
00138
00139
00140 <font class="comment">/*</font>
00141 <font class="comment"> * Destructor</font>
00142 <font class="comment"> */</font>
<a name="l00143"></a><a class="code" href="classNLSOUND_1_1CSoundBank.html#a4">00143</a> CSoundBank::~CSoundBank()
00144 {
00145 <a class="code" href="classNLSOUND_1_1CSoundBank.html#a6">unload</a>();
00146 }
00147
<a name="l00148"></a><a class="code" href="classNLSOUND_1_1CSoundBank.html#a11">00148</a> <font class="keywordtype">void</font> CSoundBank::addSound(CSound *sound)
00149 {
00150 <a class="code" href="classNLSOUND_1_1CSoundBank.html#o1">_Sounds</a>.insert(make_pair(sound->getName(), sound));
00151 }
00152
<a name="l00153"></a><a class="code" href="classNLSOUND_1_1CSoundBank.html#a12">00153</a> <font class="keywordtype">void</font> CSoundBank::removeSound(<font class="keyword">const</font> std::string &name)
00154 {
00155 <a class="code" href="classNLSOUND_1_1CSoundBank.html#o1">_Sounds</a>.erase(name);
00156 }
00157
00158
<a name="l00165"></a><a class="code" href="classNLSOUND_1_1CSoundSerializer.html">00165</a> <font class="keyword">class </font>CSoundSerializer
00166 {
00167 <font class="keyword">public</font>:
<a name="l00169"></a><a class="code" href="classNLSOUND_1_1CSoundSerializer.html#m0">00169</a> CSound *<a class="code" href="classNLSOUND_1_1CSoundSerializer.html#m0">_Sound</a>;
00170
<a name="l00172"></a><a class="code" href="classNLSOUND_1_1CSoundSerializer.html#a0">00172</a> <a class="code" href="classNLSOUND_1_1CSoundSerializer.html#a0">CSoundSerializer</a>()
00173 : <a class="code" href="classNLSOUND_1_1CSoundSerializer.html#m0">_Sound</a>(0)
00174 {}
00175
00176 <font class="comment">// load the values using the george sheet (called by GEORGE::loadForm)</font>
<a name="l00177"></a><a class="code" href="classNLSOUND_1_1CSoundSerializer.html#a1">00177</a> <font class="keywordtype">void</font> <a class="code" href="classNLSOUND_1_1CSoundSerializer.html#a1">readGeorges</a> (<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CSmartPtr.html">NLMISC::CSmartPtr<NLGEORGES::UForm></a> &form, <font class="keyword">const</font> std::string &name)
00178 {
00179 <font class="comment">// just call the sound creation method with the xml form.</font>
00180 <a class="code" href="classNLSOUND_1_1CSoundSerializer.html#m0">_Sound</a> = CSound::createSound(name, form->getRootNode());
00181
00182 <font class="comment">// success ?</font>
00183 <font class="keywordflow">if</font> (<a class="code" href="classNLSOUND_1_1CSoundSerializer.html#m0">_Sound</a> != 0)
00184 CSoundBank::instance()->addSound(<a class="code" href="classNLSOUND_1_1CSoundSerializer.html#m0">_Sound</a>);
00185 }
00186
00187 <font class="comment">// load/save the values using the serial system (called by GEORGE::loadForm)</font>
<a name="l00188"></a><a class="code" href="classNLSOUND_1_1CSoundSerializer.html#a2">00188</a> <font class="keywordtype">void</font> <a class="code" href="classNLSOUND_1_1CSoundSerializer.html#a2">serial</a> (<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &<a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>)
00189 {
00190 <font class="keywordflow">if</font> (s.<a class="code" href="classNLMISC_1_1IStream.html#a4">isReading</a>())
00191 {
00192 <font class="comment">// read the first item to find the type</font>
00193 CSound::TSOUND_TYPE <a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>;
00194 s.<a class="code" href="classNLMISC_1_1IStream.html#a6">serialEnum</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>);
00195 <font class="comment">// read the sound name</font>
00196 std::string name;
00197 s.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(name);
00198
00199 <font class="comment">// Instantiate the corresponding sound.</font>
00200 <font class="keywordflow">switch</font>(CSound::TSOUND_TYPE(<a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>))
00201 {
00202 <font class="keywordflow">case</font> CSound::SOUND_SIMPLE:
00203 <a class="code" href="classNLSOUND_1_1CSoundSerializer.html#m0">_Sound</a> = <font class="keyword">new</font> CSimpleSound();
00204 <font class="keywordflow">break</font>;
00205 <font class="keywordflow">case</font> CSound::SOUND_COMPLEX:
00206 <a class="code" href="classNLSOUND_1_1CSoundSerializer.html#m0">_Sound</a> = <font class="keyword">new</font> CComplexSound();
00207 <font class="keywordflow">break</font>;
00208 <font class="keywordflow">case</font> CSound::SOUND_CONTEXT:
00209 <a class="code" href="classNLSOUND_1_1CSoundSerializer.html#m0">_Sound</a> = <font class="keyword">new</font> CContextSound();
00210 <font class="keywordflow">break</font>;
00211 <font class="keywordflow">case</font> CSound::SOUND_BACKGROUND:
00212 <a class="code" href="classNLSOUND_1_1CSoundSerializer.html#m0">_Sound</a> = <font class="keyword">new</font> CBackgroundSound();
00213 <font class="keywordflow">break</font>;
00214 <font class="keywordflow">default</font>:
00215 <a class="code" href="classNLSOUND_1_1CSoundSerializer.html#m0">_Sound</a> = 0;
00216 }
00217
00218 <font class="comment">// nlassert(_Sound != 0);</font>
00219 <font class="keywordflow">if</font> (_Sound)
00220 {
00221 <font class="comment">// read the sound data</font>
00222 <a class="code" href="classNLSOUND_1_1CSoundSerializer.html#m0">_Sound</a>->serial(s);
00223 CSoundBank::instance()->addSound(<a class="code" href="classNLSOUND_1_1CSoundSerializer.html#m0">_Sound</a>);
00224 }
00225 }
00226 <font class="keywordflow">else</font>
00227 {
00228 <font class="keywordflow">if</font> (<a class="code" href="classNLSOUND_1_1CSoundSerializer.html#m0">_Sound</a> == 0)
00229 {
00230 <font class="comment">// the sound doesn't exist</font>
00231 uint32 i = -1;
00232 s.<a class="code" href="classNLMISC_1_1IStream.html#a6">serialEnum</a>(i);
00233 s.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(std::string(<font class="stringliteral">"bad sound"</font>));
00234 }
00235 <font class="keywordflow">else</font>
00236 {
00237 <font class="comment">// write the sound type.</font>
00238 CSound::TSOUND_TYPE <a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a> = <a class="code" href="classNLSOUND_1_1CSoundSerializer.html#m0">_Sound</a>->getSoundType();
00239 s.<a class="code" href="classNLMISC_1_1IStream.html#a6">serialEnum</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a373">type</a>);
00240 <font class="comment">// write the sound name</font>
00241 s.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(const_cast<std::string&>(<a class="code" href="classNLSOUND_1_1CSoundSerializer.html#m0">_Sound</a>->getName()));
00242
00243 <font class="comment">// and write the sound data</font>
00244 <a class="code" href="classNLSOUND_1_1CSoundSerializer.html#m0">_Sound</a>->serial(s);
00245 }
00246 }
00247 }
00248
<a name="l00252"></a><a class="code" href="classNLSOUND_1_1CSoundSerializer.html#a3">00252</a> <font class="keywordtype">void</font> <a class="code" href="classNLSOUND_1_1CSoundSerializer.html#a3">removed</a>()
00253 {
00254 <font class="keywordflow">if</font> (<a class="code" href="classNLSOUND_1_1CSoundSerializer.html#m0">_Sound</a> != 0)
00255 {
00256 <font class="comment">// we remove the sound from the bank and delete it.</font>
00257 CSoundBank::instance()->removeSound(<a class="code" href="classNLSOUND_1_1CSoundSerializer.html#m0">_Sound</a>->getName());
00258 <font class="keyword">delete</font> <a class="code" href="classNLSOUND_1_1CSoundSerializer.html#m0">_Sound</a>;
00259 }
00260 }
00261
00262 <font class="comment">// return the version of this class, increments this value when the content of this class changed</font>
<a name="l00263"></a><a class="code" href="classNLSOUND_1_1CSoundSerializer.html#d0">00263</a> <font class="keyword">static</font> uint <a class="code" href="classNLSOUND_1_1CSoundSerializer.html#d0">getVersion</a> () { <font class="keywordflow">return</font> 1; }
00264 };
00265
00266 <font class="comment">// this structure is fill by the loadForm() function and will contain all you need</font>
00267 std::map<std::string, CSoundSerializer> <a class="code" href="namespaceNLSOUND.html#a74">Container</a>;
00268
<a name="l00273"></a><a class="code" href="classNLSOUND_1_1CSoundBank.html#a5">00273</a> <font class="keywordtype">void</font> CSoundBank::load()
00274 {
00275 <a class="code" href="debug_8h.html#a6">nlassert</a>(!<a class="code" href="classNLSOUND_1_1CSoundBank.html#o2">_Loaded</a>);
00276 <font class="comment">// Just call the GEORGE::loadFrom method to read all available sounds</font>
00277 ::loadForm(<font class="stringliteral">"sound"</font>, <font class="stringliteral">"sounds.packed_sheets"</font>, <a class="code" href="namespaceNLSOUND.html#a74">Container</a>, <font class="keyword">true</font>);
00278 <a class="code" href="classNLSOUND_1_1CSoundBank.html#o2">_Loaded</a> = <font class="keyword">true</font>;
00279 }
00280
00281
00282 <font class="comment">/*</font>
00283 <font class="comment"> * Unload all the sound samples in this bank.</font>
00284 <font class="comment"> */</font>
<a name="l00285"></a><a class="code" href="classNLSOUND_1_1CSoundBank.html#a6">00285</a> <font class="keywordtype">void</font> CSoundBank::unload()
00286 {
00287 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNLSOUND_1_1CSoundBank.html#o2">_Loaded</a>);
00288 vector<CSound*> vec;
00289 TSoundTable::iterator map_iter;
00290
00291 <font class="keywordflow">for</font> (map_iter = <a class="code" href="classNLSOUND_1_1CSoundBank.html#o1">_Sounds</a>.begin(); map_iter != <a class="code" href="classNLSOUND_1_1CSoundBank.html#o1">_Sounds</a>.end(); ++map_iter)
00292 {
00293 <font class="comment">// We can't delete directly second because the map is based on second->getName()</font>
00294 vec.push_back( (*map_iter).second );
00295 }
00296
00297 <a class="code" href="classNLSOUND_1_1CSoundBank.html#o1">_Sounds</a>.clear();
00298
00299 vector<CSound*>::iterator vec_iter;
00300
00301 <font class="keywordflow">for</font> (vec_iter = vec.begin(); vec_iter != vec.end(); ++vec_iter)
00302 {
00303 CSound *sound = *vec_iter;
00304 <font class="keyword">delete</font> sound;
00305 }
00306
00307 <a class="code" href="classNLSOUND_1_1CSoundBank.html#o2">_Loaded</a> = <font class="keyword">false</font>;
00308 }
00309
00310 <font class="comment">/*</font>
00311 <font class="comment"> * Returns true if the samples in this bank have been loaded.</font>
00312 <font class="comment"> */</font>
<a name="l00313"></a><a class="code" href="classNLSOUND_1_1CSoundBank.html#a7">00313</a> <font class="keywordtype">bool</font> CSoundBank::isLoaded()
00314 {
00315 <font class="keywordflow">return</font> <a class="code" href="classNLSOUND_1_1CSoundBank.html#o2">_Loaded</a>;
00316 }
00317
00318 <font class="comment">/*</font>
00319 <font class="comment"> * Return a sound sample corresponding to a name.</font>
00320 <font class="comment"> */</font>
<a name="l00321"></a><a class="code" href="classNLSOUND_1_1CSoundBank.html#a8">00321</a> CSound* CSoundBank::getSound(<font class="keyword">const</font> std::string &name)
00322 {
00323 <font class="comment">// Find sound</font>
00324 TSoundTable::iterator iter = <a class="code" href="classNLSOUND_1_1CSoundBank.html#o1">_Sounds</a>.find(name);
00325 <font class="keywordflow">if</font> ( iter == <a class="code" href="classNLSOUND_1_1CSoundBank.html#o1">_Sounds</a>.end() )
00326 {
00327 <font class="keywordflow">return</font> 0;
00328 }
00329 <font class="keywordflow">else</font>
00330 {
00331 <font class="keywordflow">return</font> (*iter).second;
00332 }
00333 }
00334
<a name="l00338"></a><a class="code" href="classNLSOUND_1_1CSoundBank.html#a9">00338</a> <font class="keywordtype">void</font> CSoundBank::getNames( std::vector<std::string>& names )
00339 {
00340 TSoundTable::const_iterator iter;
00341 <font class="keywordflow">for</font> (iter = <a class="code" href="classNLSOUND_1_1CSoundBank.html#o1">_Sounds</a>.begin(); iter != <a class="code" href="classNLSOUND_1_1CSoundBank.html#o1">_Sounds</a>.end(); ++iter)
00342 {
00343 names.push_back((*iter).first);
00344 <font class="comment">//nlwarning("getting sound %s", (*iter).first);</font>
00345 }
00346 }
00347
00348 <font class="comment">/*</font>
00349 <font class="comment"> * Return the number of buffers in this bank.</font>
00350 <font class="comment"> */</font>
<a name="l00351"></a><a class="code" href="classNLSOUND_1_1CSoundBank.html#a10">00351</a> uint CSoundBank::countSounds()
00352 {
00353 <font class="keywordflow">return</font> <a class="code" href="classNLSOUND_1_1CSoundBank.html#o1">_Sounds</a>.size();
00354 }
00355
00356
00357 } <font class="comment">// namespace NLSOUND</font>
00358
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