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<hr><h1>audio_mixer_user.cpp</h1><a href="audio__mixer__user_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="comment">//#include "env_sound_user.h"</font>
00029 <font class="comment">//#include "env_effect.h"</font>
00030 <font class="preprocessor">#include "<a class="code" href="simple__sound_8h.html">simple_sound.h</a>"</font>
00031 <font class="preprocessor">#include "<a class="code" href="complex__sound_8h.html">complex_sound.h</a>"</font>
00032 <font class="comment">//#include "ambiant_source.h"</font>
00033 <font class="comment">//#include "bounding_sphere.h"</font>
00034 <font class="comment">//#include "bounding_box.h"</font>
00035 <font class="preprocessor">#include "<a class="code" href="buffer_8h.html">driver/buffer.h</a>"</font>
00036 <font class="preprocessor">#include "<a class="code" href="sample__bank_8h.html">sample_bank.h</a>"</font>
00037 <font class="preprocessor">#include "<a class="code" href="sound__bank_8h.html">sound_bank.h</a>"</font>
00038 <font class="preprocessor">#include "<a class="code" href="background__sound__manager_8h.html">background_sound_manager.h</a>"</font>
00039 <font class="preprocessor">#include "<a class="code" href="simple__source_8h.html">simple_source.h</a>"</font>
00040 <font class="preprocessor">#include "<a class="code" href="complex__source_8h.html">complex_source.h</a>"</font>
00041 <font class="preprocessor">#include "<a class="code" href="background__source_8h.html">background_source.h</a>"</font>
00042
00043
00044 <font class="preprocessor">#include "<a class="code" href="file_8h.html">nel/misc/file.h</a>"</font>
00045 <font class="preprocessor">#include "<a class="code" href="path_8h.html">nel/misc/path.h</a>"</font>
00046 <font class="preprocessor">#include "<a class="code" href="time__nl_8h.html">nel/misc/time_nl.h</a>"</font>
00047 <font class="preprocessor">#include "<a class="code" href="command_8h.html">nel/misc/command.h</a>"</font>
00048
00049 <font class="preprocessor">#include "<a class="code" href="context__sound_8h.html">context_sound.h</a>"</font>
00050 <font class="preprocessor">#include <iomanip.h></font>
00051
00052 <font class="comment">//#include <crtdbg.h></font>
00053
00054 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC;
00055
00056 <font class="keyword">using</font> <font class="keyword">namespace </font>std;
00057
00058
00059 <font class="keyword">namespace </font>NLSOUND {
00060
00061
00062 <font class="preprocessor">#ifdef _DEBUG</font>
00063 <font class="preprocessor"></font>CAudioMixerUser::IMixerEvent *CurrentEvent = 0;
00064 <font class="preprocessor">#endif</font>
00065 <font class="preprocessor"></font>
00066
<a name="l00067"></a><a class="code" href="audio__mixer__user_8cpp.html#a0">00067</a> <font class="preprocessor">#define NL_TRACE_MIXER 0</font>
00068 <font class="preprocessor"></font>
00069 <font class="preprocessor">#if NL_TRACE_MIXER</font>
00070 <font class="preprocessor"></font><font class="preprocessor">#define _profile(_a) nldebug ## _a</font>
00071 <font class="preprocessor"></font><font class="preprocessor">#else</font>
<a name="l00072"></a><a class="code" href="audio__mixer__user_8cpp.html#a1">00072</a> <font class="preprocessor"></font><font class="preprocessor">#define _profile(_a) </font>
00073 <font class="preprocessor"></font><font class="preprocessor">#endif</font>
00074 <font class="preprocessor"></font>
00075 <font class="comment">// The audio mixer singleton instance</font>
<a name="l00076"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#r0">00076</a> CAudioMixerUser *CAudioMixerUser::_Instance = NULL;
00077
00078 <font class="comment">// Return the priority cstring (debug info)</font>
00079 <font class="keyword">const</font> <font class="keywordtype">char</font> *<a class="code" href="namespaceNLSOUND.html#a15">PriToCStr</a> [<a class="code" href="namespaceNLSOUND.html#a82a14">NbSoundPriorities</a>] = { <font class="stringliteral">"XH"</font>, <font class="stringliteral">"HI"</font>, <font class="stringliteral">"MD"</font>, <font class="stringliteral">"LO"</font> };
00080
00081
00082 <font class="comment">// ******************************************************************</font>
00083
00084 <font class="keyword">const</font> <font class="keywordtype">char</font> *<a class="code" href="namespaceNLSOUND.html#a75">getPriorityStr</a>( <a class="code" href="namespaceNLSOUND.html#a82">TSoundPriority</a> p )
00085 {
00086 <a class="code" href="debug_8h.html#a6">nlassert</a>( ((uint)p) < <a class="code" href="namespaceNLSOUND.html#a82a14">NbSoundPriorities</a> );
00087 <font class="keywordflow">return</font> <a class="code" href="namespaceNLSOUND.html#a15">PriToCStr</a>[p];
00088 }
00089
00090
00091 <font class="comment">// ******************************************************************</font>
00092
<a name="l00093"></a><a class="code" href="classNLSOUND_1_1UAudioMixer.html#d0">00093</a> UAudioMixer *UAudioMixer::createAudioMixer()
00094 {
00095 <font class="keywordflow">return</font> <font class="keyword">new</font> CAudioMixerUser();
00096 }
00097
00098
00099 <font class="comment">// ******************************************************************</font>
00100
<a name="l00101"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a0">00101</a> CAudioMixerUser::CAudioMixerUser() : _SoundDriver(NULL),
00102 _ListenPosition(CVector::Null),
00103 <font class="comment">// _EnvSounds(NULL),</font>
00104 <font class="comment">// _BalancePeriod(0),</font>
00105 _CurEnvEffect(NULL),
00106 _NbTracks(0),
00107 _MaxNbTracks(0),
00108 _Leaving(false),
00109 _BackgroundSoundManager(0),
00110 _PlayingSources(0)
00111 {
00112 <font class="keywordflow">if</font> ( <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#r0">_Instance</a> == NULL )
00113 {
00114 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#r0">_Instance</a> = <font class="keyword">this</font>;
00115
00116 <font class="preprocessor">#if NL_PROFILE_MIXER</font>
00117 <font class="preprocessor"></font> <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m7">_UpdateTime</a> = 0.0;
00118 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m8">_CreateTime</a> = 0.0;
00119 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m9">_UpdateCount</a> = 0;
00120 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m10">_CreateCount</a> = 0;
00121 <font class="preprocessor">#endif</font>
00122 <font class="preprocessor"></font>
00123 }
00124 <font class="keywordflow">else</font>
00125 {
00126 <a class="code" href="debug_8h.html#a3">nlerror</a>( <font class="stringliteral">"Audio mixer singleton instanciated twice"</font> );
00127 }
00128 }
00129
00130
00131 <font class="comment">// ******************************************************************</font>
00132
<a name="l00133"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a1">00133</a> CAudioMixerUser::~CAudioMixerUser()
00134 {
00135 <a class="code" href="debug_8h.html#a0">nldebug</a>( <font class="stringliteral">"AM: Releasing..."</font> );
00136
00137 <font class="keywordflow">if</font> (<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o6">_BackgroundSoundManager</a> != 0)
00138 <font class="keyword">delete</font> <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o6">_BackgroundSoundManager</a>;
00139 <font class="comment">// CBackgroundSoundManager::release();</font>
00140
00141 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a5">reset</a>();
00142
00143 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m5">_Leaving</a> = <font class="keyword">true</font>;
00144
00145 <font class="comment">// Release the sound bank</font>
00146 CSoundBank::release();
00147 <font class="comment">// Release all the SampleBanks</font>
00148 CSampleBank::releaseAll();
00149
00150 <font class="comment">// Tracks</font>
00151 uint i;
00152 <font class="keywordflow">for</font> ( i=0; i!=<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m3">_NbTracks</a>; i++ )
00153 {
00154 <font class="keywordflow">if</font> ( <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m2">_Tracks</a>[i] )
00155 <font class="keyword">delete</font> <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m2">_Tracks</a>[i];
00156 }
00157
00158 <font class="comment">// Sound driver</font>
00159 <font class="keywordflow">if</font> ( <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o5">_SoundDriver</a> != NULL )
00160 <font class="keyword">delete</font> <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o5">_SoundDriver</a>;
00161
00162 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#r0">_Instance</a> = NULL;
00163
00164 <a class="code" href="debug_8h.html#a0">nldebug</a>( <font class="stringliteral">"AM: Released"</font> );
00165 }
00166
00167
<a name="l00168"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a3">00168</a> <font class="keywordtype">void</font> CAudioMixerUser::setPriorityReserve(<a class="code" href="namespaceNLSOUND.html#a82">TSoundPriority</a> priorityChannel, uint reserve)
00169 {
00170 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o2">_PriorityReserve</a>[priorityChannel] = <a class="code" href="bit__set_8cpp.html#a0">min</a>(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m3">_NbTracks</a>, reserve);
00171 }
00172
<a name="l00173"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a4">00173</a> <font class="keywordtype">void</font> CAudioMixerUser::setLowWaterMark(uint <a class="code" href="driver__opengl__extension__def_8h.html#a415">value</a>)
00174 {
00175 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o4">_LowWaterMark</a> = <a class="code" href="bit__set_8cpp.html#a0">min</a>(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m3">_NbTracks</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a415">value</a>);
00176 }
00177
00178
00179 <font class="comment">// ******************************************************************</font>
00180
<a name="l00181"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a30">00181</a> <font class="keywordtype">void</font> CAudioMixerUser::writeProfile(std::ostream& out)
00182 {
00183 <font class="comment">// compute number of muted source</font>
00184 uint nb = 0;
00185
00186 <font class="comment">/* TSourceContainer::iterator first(_Sources.begin()), last(_Sources.end());</font>
00187 <font class="comment"> for (; first != last; ++first)</font>
00188 <font class="comment"> {</font>
00189 <font class="comment"> CSimpleSource *psu = *first;</font>
00190 <font class="comment"> if (psu->getTrack() == NULL)</font>
00191 <font class="comment"> {</font>
00192 <font class="comment"> ++nb;</font>
00193 <font class="comment"> }</font>
00194 <font class="comment"> }</font>
00195 <font class="comment">*/</font>
00196 <font class="comment">/* hash_set<CSimpleSource*>::const_iterator ips;</font>
00197 <font class="comment"> for ( ips=_Sources.begin(); ips!=_Sources.end(); ++ips )</font>
00198 <font class="comment"> {</font>
00199 <font class="comment"> CSimpleSource *psu = *ips;</font>
00200 <font class="comment"> if (psu->getTrack() == NULL)</font>
00201 <font class="comment"> {</font>
00202 <font class="comment"> ++nb;</font>
00203 <font class="comment"> }</font>
00204 <font class="comment"> }</font>
00205 <font class="comment">*/</font>
00206 out << <font class="stringliteral">"Mixer: \n"</font>;
00207 out << <font class="stringliteral">"Playing sources: "</font> << <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a23">getPlayingSourcesNumber</a>() << <font class="stringliteral">" \n"</font>;
00208 out << <font class="stringliteral">"Available tracks: "</font> << <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a24">getNumberAvailableTracks</a>() << <font class="stringliteral">" \n"</font>;
00209 <font class="comment">// out << "Muted sources: " << nb << " \n";</font>
00210 <font class="comment">// out << "Muted sources: " << max(0, sint(_PlayingSources.size())-sint(_NbTracks)) << " \n";</font>
00211 out << <font class="stringliteral">"Muted sources: "</font> << max(0, <a class="code" href="memory__common_8h.html#a14">sint</a>(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m1">_PlayingSources</a>)-<a class="code" href="memory__common_8h.html#a14">sint</a>(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m3">_NbTracks</a>)) << <font class="stringliteral">" \n"</font>;
00212 out << <font class="stringliteral">"Sources waiting for play: "</font> << <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o1">_SourceWaitingForPlay</a>.size() << <font class="stringliteral">" \n"</font>;
00213 out << <font class="stringliteral">"HighestPri: "</font> << <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o3">_ReserveUsage</a>[<a class="code" href="namespaceNLSOUND.html#a82a10">HighestPri</a>] << <font class="stringliteral">" \n"</font>;
00214 out << <font class="stringliteral">"HighPri: "</font> << <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o3">_ReserveUsage</a>[<a class="code" href="namespaceNLSOUND.html#a82a11">HighPri</a>] << <font class="stringliteral">" \n"</font>;
00215 out << <font class="stringliteral">"MidPri: "</font> << <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o3">_ReserveUsage</a>[<a class="code" href="namespaceNLSOUND.html#a82a12">MidPri</a>] << <font class="stringliteral">" \n"</font>;
00216 out << <font class="stringliteral">"LowPri: "</font> << <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o3">_ReserveUsage</a>[<a class="code" href="namespaceNLSOUND.html#a82a13">LowPri</a>] << <font class="stringliteral">" \n"</font>;
00217 out << <font class="stringliteral">"Average update time: "</font> << std::setw(10) << (1000.0 * <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m7">_UpdateTime</a> / <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m9">_UpdateCount</a>) << <font class="stringliteral">" msec\n"</font>;
00218 out << <font class="stringliteral">"Average create time: "</font> << std::setw(10) <<(1000.0 * <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m8">_CreateTime</a> / <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m10">_CreateCount</a>) << <font class="stringliteral">" msec\n"</font>;
00219 out << <font class="stringliteral">"Estimated CPU: "</font> << std::setiosflags(ios::right) << std::setprecision(6) << std::setw(10) << (100.0 * 1000.0 * (<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m7">_UpdateTime</a> + <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m8">_CreateTime</a>) / <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a51">curTime</a>()) << <font class="stringliteral">"%\n"</font>;
00220
00221 <font class="keywordflow">if</font> (_SoundDriver)
00222 {
00223 out << <font class="stringliteral">"\n"</font>;
00224 out << <font class="stringliteral">"Driver: \n"</font>;
00225 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o5">_SoundDriver</a>->writeProfile(out);
00226 }
00227 }
00228
00229 <font class="comment">// ******************************************************************</font>
00230
<a name="l00231"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a50">00231</a> <font class="keywordtype">void</font> CAudioMixerUser::addSourceWaitingForPlay(CSimpleSource *source)
00232 {
00233 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o1">_SourceWaitingForPlay</a>.push_back(source);
00234 }
00235
00236
00237 <font class="comment">// ******************************************************************</font>
00238
<a name="l00239"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a5">00239</a> <font class="keywordtype">void</font> CAudioMixerUser::reset()
00240 {
00241 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m5">_Leaving</a> = <font class="keyword">true</font>;
00242
00243 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o1">_SourceWaitingForPlay</a>.clear();
00244
00245 <font class="comment">// Stop tracks</font>
00246 uint i;
00247 <font class="keywordflow">for</font> ( i=0; i!=<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m3">_NbTracks</a>; i++ )
00248 {
00249 <font class="keywordflow">if</font> ( <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m2">_Tracks</a>[i] )
00250 {
00251 CSimpleSource* <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a> = <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m2">_Tracks</a>[i]->getSource();
00252
00253 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a> && <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>->isPlaying())
00254 {
00255 <a class="code" href="driver__opengl__extension__def_8h.html#a409">src</a>->stop();
00256 }
00257 }
00258 }
00259
00260 <font class="comment">// Sources</font>
00261 <font class="keywordflow">while</font> (!<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m0">_Sources</a>.empty())
00262 {
00263 <font class="comment">//removeSource( _Sources.begin(), true ); // 3D sources, the envsounds were removed above</font>
00264 CSourceCommon *source = *(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m0">_Sources</a>.begin());
00265 <font class="keywordflow">if</font> (source->isPlaying())
00266 source->stop();
00267 <font class="keywordflow">else</font>
00268 <font class="keyword">delete</font> source;
00269 }
00270
00271 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m5">_Leaving</a> = <font class="keyword">false</font>;
00272 }
00273
00274 <font class="comment">// ******************************************************************</font>
00275
<a name="l00276"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a2">00276</a> <font class="keywordtype">void</font> CAudioMixerUser::init( <font class="comment">/*uint32 balance_period */</font>)
00277 {
00278 <a class="code" href="debug_8h.html#a0">nldebug</a>( <font class="stringliteral">"AM: Init..."</font> );
00279
00280 <a class="code" href="audio__mixer__user_8cpp.html#a1">_profile</a>(( <font class="stringliteral">"AM: ---------------------------------------------------------------"</font> ));
00281 <a class="code" href="audio__mixer__user_8cpp.html#a1">_profile</a>(( <font class="stringliteral">"AM: DRIVER: %s"</font>, NLSOUND_DLL_NAME ));
00282
00283 <font class="comment">// Init sound driver</font>
00284 <font class="keywordflow">try</font>
00285 {
00286 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o5">_SoundDriver</a> = ISoundDriver::createDriver();
00287 }
00288 <font class="keywordflow">catch</font>(...)
00289 {
00290 <font class="keyword">delete</font> <font class="keyword">this</font>;
00291 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#r0">_Instance</a> = NULL;
00292 <font class="keywordflow">throw</font>;
00293 }
00294
00295 uint i;
00296
00297
00298 <font class="comment">// Init registrable classes</font>
00299 <font class="keyword">static</font> <font class="keywordtype">bool</font> initialized = <font class="keyword">false</font>;
00300 <font class="keywordflow">if</font> (!initialized)
00301 {
00302 <font class="comment">// CSimpleSource::init();</font>
00303 initialized = <font class="keyword">true</font>;
00304 }
00305
00306 <font class="comment">// Init listener</font>
00307 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o7">_Listener</a>.init( <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o5">_SoundDriver</a> );
00308
00309 <font class="comment">// Init tracks (physical sources)</font>
00310 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m3">_NbTracks</a> = <a class="code" href="namespaceNLSOUND.html#a16">MAX_TRACKS</a>; <font class="comment">// could be chosen by the user, or according to the capabilities of the sound card</font>
00311 <font class="keywordflow">for</font> ( i=0; i<<a class="code" href="namespaceNLSOUND.html#a16">MAX_TRACKS</a>; i++ )
00312 {
00313 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m2">_Tracks</a>[i] = NULL;
00314 }
00315 <font class="keywordflow">try</font>
00316 {
00317 <font class="keywordflow">for</font> ( i=0; i!=<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m3">_NbTracks</a>; i++ )
00318 {
00319 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m2">_Tracks</a>[i] = <font class="keyword">new</font> CTrack();
00320 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m2">_Tracks</a>[i]->init( <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o5">_SoundDriver</a> );
00321 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o0">_FreeTracks</a>.push_back(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m2">_Tracks</a>[i]);
00322 }
00323 }
00324 <font class="keywordflow">catch</font> ( ESoundDriver & )
00325 {
00326 <font class="comment">// If the source generation failed, keep only the generated number of sources</font>
00327 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m3">_NbTracks</a> = i;
00328 <font class="comment">//delete _Tracks[i]; // Bug: the desctructor would not work because the source's name is invalid</font>
00329 }
00330
00331 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m4">_MaxNbTracks</a> = <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m3">_NbTracks</a>;
00332
00333 <font class="comment">// Init the reserve stuff.</font>
00334 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o4">_LowWaterMark</a> = 0;
00335 <font class="keywordflow">for</font> (i=0; i<<a class="code" href="namespaceNLSOUND.html#a82a14">NbSoundPriorities</a>; ++i)
00336 {
00337 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o2">_PriorityReserve</a>[i] = <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m3">_NbTracks</a>;
00338 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o3">_ReserveUsage</a>[i] = 0;
00339 }
00340
00341 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m6">_StartTime</a> = CTime::getLocalTime();
00342
00343 <font class="comment">// Create the background sound manager.</font>
00344 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o6">_BackgroundSoundManager</a> = <font class="keyword">new</font> CBackgroundSoundManager();
00345
00346 <font class="comment">// Load the sound bank singleton</font>
00347 CSoundBank::instance()->load();
00348 <a class="code" href="debug_8h.html#a1">nlinfo</a>( <font class="stringliteral">"Initialized audio mixer with %u voices"</font>, <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m3">_NbTracks</a> );
00349 }
00350
00351
00352 <font class="comment">// ******************************************************************</font>
<a name="l00353"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a40">00353</a> <font class="keywordtype">void</font> CAudioMixerUser::bufferUnloaded(IBuffer *buffer)
00354 {
00355 <font class="comment">// check all track to find a track playing this buffer.</font>
00356 uint i;
00357 <font class="keywordflow">for</font> ( i=0; i!=<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m3">_NbTracks</a>; ++i )
00358 {
00359 CTrack *track = <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m2">_Tracks</a>[i];
00360 <font class="keywordflow">if</font> ( track && track->getSource())
00361 {
00362 <font class="keywordflow">if</font> (track->getSource()->getBuffer() == buffer)
00363 {
00364 track->getSource()->stop();
00365 }
00366 }
00367 }
00368
00369 }
00370
00371
00372 <font class="comment">// ******************************************************************</font>
00373
<a name="l00374"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a6">00374</a> <font class="keywordtype">void</font> CAudioMixerUser::enable( <font class="keywordtype">bool</font> b )
00375 {
00376 <font class="comment">// TODO : rewrite this method</font>
00377
00378 <a class="code" href="debug_8h.html#a6">nlassert</a>(<font class="keyword">false</font>);
00379 <font class="comment">/* if ( b )</font>
00380 <font class="comment"> {</font>
00381 <font class="comment"> // Reenable</font>
00382 <font class="comment"> _NbTracks = _MaxNbTracks;</font>
00383 <font class="comment"> }</font>
00384 <font class="comment"> else</font>
00385 <font class="comment"> {</font>
00386 <font class="comment"> // Disable</font>
00387 <font class="comment"> uint i;</font>
00388 <font class="comment"> for ( i=0; i!=_NbTracks; i++ )</font>
00389 <font class="comment"> {</font>
00390 <font class="comment"> if ( _Tracks[i] && ! _Tracks[i]->isAvailable() )</font>
00391 <font class="comment"> {</font>
00392 <font class="comment"> _Tracks[i]->getSource()->leaveTrack();</font>
00393 <font class="comment">// nlassert(_PlayingSources.find(_Tracks[i]->getSource()) != _PlayingSources.end());</font>
00394 <font class="comment">// _PlayingSources.erase(_Tracks[i]->getSource());</font>
00395 <font class="comment"> }</font>
00396 <font class="comment"> }</font>
00397 <font class="comment"> _NbTracks = 0;</font>
00398 <font class="comment"> }</font>
00399 <font class="comment">*/</font>
00400 }
00401
00402 <font class="comment">// ******************************************************************</font>
00403
<a name="l00404"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a37">00404</a> ISoundDriver* CAudioMixerUser::getSoundDriver()
00405 {
00406 <font class="keywordflow">return</font> <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o5">_SoundDriver</a>;
00407 }
00408
00409 <font class="comment">// ******************************************************************</font>
00410
00411 <font class="comment">/*void CAudioMixerUser::computeEnvEffect( const CVector& listenerpos, bool force )</font>
00412 <font class="comment">{</font>
00413 <font class="comment"> // Find the first matching, linear search</font>
00414 <font class="comment"> vector<CEnvEffect*>::iterator ipe;</font>
00415 <font class="comment"> for ( ipe=_EnvEffects.begin(); ipe!=_EnvEffects.end(); ++ipe )</font>
00416 <font class="comment"> {</font>
00417 <font class="comment"> if ( (*ipe)->include( listenerpos ) )</font>
00418 <font class="comment"> {</font>
00419 <font class="comment"> // Set the effect only if it has changed</font>
00420 <font class="comment"> if ( (_CurEnvEffect != *ipe) || force )</font>
00421 <font class="comment"> {</font>
00422 <font class="comment"> _CurEnvEffect = *ipe;</font>
00423 <font class="comment"> _Listener.getListener()->setEnvironment( _CurEnvEffect->getEnvNum(), _CurEnvEffect->getEnvSize() );</font>
00424 <font class="comment"> nldebug( "AM: Listener environmental effect changed to %u", _CurEnvEffect->getEnvNum() );</font>
00425 <font class="comment"> }</font>
00426 <font class="comment"> return;</font>
00427 <font class="comment"> }</font>
00428 <font class="comment"> }</font>
00429 <font class="comment"></font>
00430 <font class="comment"> // If not found, set the default (only if it wasn't the default before)</font>
00431 <font class="comment"> if ( _CurEnvEffect != NULL )</font>
00432 <font class="comment"> {</font>
00433 <font class="comment"> _Listener.getListener()->setEnvironment( ENVFX_DEFAULT_NUM );</font>
00434 <font class="comment"> _CurEnvEffect = NULL;</font>
00435 <font class="comment"> nldebug( "AM: Listener environmental effect reset" );</font>
00436 <font class="comment"> }</font>
00437 <font class="comment"></font>
00438 <font class="comment">}</font>
00439 <font class="comment">*/</font>
00440
00441
00442 <font class="comment">// ******************************************************************</font>
00443
<a name="l00444"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#b0">00444</a> <font class="keywordtype">void</font> CAudioMixerUser::getFreeTracks( uint nb, CTrack **tracks )
00445 {
00446 std::vector<CTrack*>::iterator first(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o0">_FreeTracks</a>.begin()), last(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o0">_FreeTracks</a>.end());
00447 <font class="keywordflow">for</font> (nb =0; first != last; ++first, ++nb)
00448 {
00449 tracks[nb] = *first;
00450 }
00451 }
00452
00453
00454 <font class="comment">// ******************************************************************</font>
00455
<a name="l00456"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a26">00456</a> <font class="keywordtype">void</font> CAudioMixerUser::applyListenerMove( <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>& listenerpos )
00457 {
00458 <font class="comment">// Store position</font>
00459 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o8">_ListenPosition</a> = listenerpos;
00460
00461 <font class="comment">// Environmental effect</font>
00462 <font class="comment">// computeEnvEffect( listenerpos );</font>
00463
00464 <font class="comment">/* // Environment sounds</font>
00465 <font class="comment"> if ( _EnvSounds != NULL )</font>
00466 <font class="comment"> {</font>
00467 <font class="comment"> _EnvSounds->recompute();</font>
00468 <font class="comment"> }</font>
00469 <font class="comment">*/</font>
00470 }
00471
00472 <font class="comment">// ******************************************************************</font>
00473
<a name="l00474"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a9">00474</a> <font class="keywordtype">void</font> CAudioMixerUser::reloadSampleBanks(<font class="keywordtype">bool</font> async)
00475 {
00476 CSampleBank::reload(async);
00477 }
00478
00479 <font class="comment">// ******************************************************************</font>
00480
<a name="l00481"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a42">00481</a> CTrack *CAudioMixerUser::getFreeTrack(CSimpleSource *source)
00482 {
00483 <font class="comment">// at least some track free ?</font>
00484 <font class="keywordflow">if</font> (!<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o0">_FreeTracks</a>.empty())
00485 {
00486 <font class="comment">// under the low water mark or under the reserve</font>
00487 <font class="keywordflow">if</font> (<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o0">_FreeTracks</a>.size() > <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o4">_LowWaterMark</a>
00488 || <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o3">_ReserveUsage</a>[source->getPriority()] < <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o2">_PriorityReserve</a>[source->getPriority()] )
00489 {
00490 <font class="comment">// non discardable track or not too many waiting source</font>
00491 <font class="keywordflow">if</font> (source->getPriority() == <a class="code" href="namespaceNLSOUND.html#a82a10">HighestPri</a>
00492 || <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o0">_FreeTracks</a>.size() > <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o1">_SourceWaitingForPlay</a>.size())
00493 {
00494 CTrack *ret = <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o0">_FreeTracks</a>.back();
00495 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o0">_FreeTracks</a>.pop_back();
00496 ret->setSource(source);
00497 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o3">_ReserveUsage</a>[source->getPriority()]++;
00498 <font class="comment">// nldebug("Track %p assign to source %p", ret, ret->getSource());</font>
00499 <font class="keywordflow">return</font> ret;
00500 }
00501 }
00502 }
00503 <font class="comment">// try to find a track with a source cuttable</font>
00504 {
00505 <font class="keywordtype">float</font> d1, d2, t1, t2;
00506 d1 = (source->getPos() - <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o8">_ListenPosition</a>).norm();
00507 t1 = max(0.0f, 1-((d1-source->getSimpleSound()->getMinDistance()) / (source->getSimpleSound()->getMaxDistance() - source->getSimpleSound()->getMinDistance())));
00508
00509 <font class="keywordflow">for</font> (uint i=0; i<<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m3">_NbTracks</a>; ++i)
00510 {
00511 CSimpleSource *src2 = <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m2">_Tracks</a>[i]->getSource();
00512 <font class="keywordflow">if</font> (src2 != 0)
00513 {
00514 d2 = (src2->getPos() - <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o8">_ListenPosition</a>).norm();
00515 t2 = max(0.0f, 1-((d2-src2->getSimpleSound()->getMinDistance()) / (src2->getSimpleSound()->getMaxDistance() - src2->getSimpleSound()->getMinDistance())));
00516
00517 <font class="keyword">const</font> <font class="keywordtype">float</font> tfactor = 1.3f;
00518 <font class="keywordflow">if</font> (t1 > t2 * tfactor)
00519 <font class="comment">// if (d1 < d2)</font>
00520 {
00521 <a class="code" href="debug_8h.html#a0">nldebug</a>(<font class="stringliteral">"Cutting source %p with source %p (%f > %f*%f)"</font>, src2, source, t1, tfactor, t2);
00522 <font class="comment">// on peut cuter cette voie !</font>
00523 src2->stop();
00524 <font class="keywordflow">if</font> (<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o0">_FreeTracks</a>.empty())
00525 {
00526 <a class="code" href="debug_8h.html#a2">nlwarning</a>(<font class="stringliteral">"No free track after cutting a playing sound source !"</font>);
00527 }
00528 <font class="keywordflow">else</font>
00529 {
00530 CTrack *ret = <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o0">_FreeTracks</a>.back();
00531 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o0">_FreeTracks</a>.pop_back();
00532 ret->setSource(source);
00533 <a class="code" href="debug_8h.html#a0">nldebug</a>(<font class="stringliteral">"Track %p assign to source %p"</font>, ret, ret->getSource());
00534 <font class="keywordflow">return</font> ret;
00535 }
00536 }
00537 }
00538 }
00539 }
00540
00541 <font class="keywordflow">return</font> 0;
00542 }
00543
<a name="l00544"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a43">00544</a> <font class="keywordtype">void</font> CAudioMixerUser::freeTrack(CTrack *track)
00545 {
00546 <a class="code" href="debug_8h.html#a6">nlassert</a>(track != 0);
00547 <a class="code" href="debug_8h.html#a6">nlassert</a>(track->getSource() != 0);
00548
00549 <font class="comment">// nldebug("Track %p free by source %p", track, track->getSource());</font>
00550
00551 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o3">_ReserveUsage</a>[track->getSource()->getPriority()]--;
00552 track->setSource(0);
00553 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o0">_FreeTracks</a>.push_back(track);
00554 }
00555
00556
<a name="l00557"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#b1">00557</a> <font class="keywordtype">void</font> CAudioMixerUser::getPlayingSoundsPos(std::vector<std::pair<bool, NLMISC::CVector> > &pos)
00558 {
00559 <font class="keywordtype">int</font> nbplay = 0;
00560 <font class="keywordtype">int</font> nbmute = 0;
00561 <font class="keywordtype">int</font> nbsrc = 0;
00562
00563 TSourceContainer::iterator first(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m0">_Sources</a>.begin()), last(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m0">_Sources</a>.end());
00564 <font class="keywordflow">for</font> (; first != last; ++first)
00565 {
00566 CSourceCommon *ps = *first;
00567 <font class="keywordflow">if</font> (ps->getType() == CSourceCommon::SOURCE_SIMPLE)
00568 {
00569 CSimpleSource *source = static_cast<CSimpleSource*>(*first);
00570 nbsrc++;
00571
00572 <font class="keywordflow">if</font> (source->isPlaying())
00573 {
00574 pos.push_back(make_pair(source->getTrack() == 0, source->getPos()));
00575
00576 <font class="keywordflow">if</font> (source->getTrack() == 0)
00577 nbmute++;
00578 <font class="keywordflow">else</font>
00579 {
00580 <font class="comment">// nldebug ("Source %p playing on track %p", source, source->getTrack());</font>
00581 nbplay ++;
00582 }
00583 }
00584 }
00585 }
00586
00587 <font class="comment">// nldebug("Total source : %d, playing : %d, muted : %d", nbsrc, nbplay, nbmute);</font>
00588 }
00589
00590
00591
<a name="l00592"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a19">00592</a> <font class="keywordtype">void</font> CAudioMixerUser::update()
00593 {
00594 <font class="preprocessor">#if NL_PROFILE_MIXER</font>
00595 <font class="preprocessor"></font> <a class="code" href="namespaceNLMISC.html#a184">TTicks</a> start = CTime::getPerformanceTime();
00596 <font class="preprocessor">#endif</font>
00597 <font class="preprocessor"></font>
00598 <font class="comment">// update the object.</font>
00599 {
00600 <font class="comment">// 1st, update the event list</font>
00601 {
00602 std::vector<std::pair<IMixerUpdate*, bool> >::iterator first(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n1">_UpdateEventList</a>.begin()), last(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n1">_UpdateEventList</a>.end());
00603 <font class="keywordflow">for</font> (; first != last; ++first)
00604 {
00605 <font class="keywordflow">if</font> (first->second)
00606 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n0">_UpdateList</a>.insert(first->first);
00607 <font class="keywordflow">else</font>
00608 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n0">_UpdateList</a>.erase(first->first);
00609 }
00610 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n1">_UpdateEventList</a>.clear();
00611 }
00612 <font class="comment">// 2nd, do the update</font>
00613 {
00614 TMixerUpdateContainer::iterator first(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n0">_UpdateList</a>.begin()), last(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n0">_UpdateList</a>.end());
00615 <font class="keywordflow">for</font> (; first != last; ++first)
00616 {
00617 <font class="comment">// call the update method.</font>
00618 const_cast<IMixerUpdate*>(*first)->onUpdate();
00619 }
00620 }
00621 }
00622 <font class="comment">// send the event.</font>
00623 {
00624 <font class="comment">// 1st, update the event list</font>
00625 {
00626 std::vector<std::pair<NLMISC::TTime, IMixerEvent*> >::iterator first(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n4">_EventListUpdate</a>.begin()), last(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n4">_EventListUpdate</a>.end());
00627 <font class="keywordflow">for</font> (; first != last; ++first)
00628 {
00629 <font class="keywordflow">if</font> (first->first != 0)
00630 {
00631 <font class="comment">// add an event</font>
00632 <font class="comment">// nldebug ("Add event %p", first->second);</font>
00633 TTimedEventContainer::iterator it(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n2">_EventList</a>.insert(*first));
00634 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n3">_Events</a>.insert(make_pair(first->second, it));
00635 }
00636 <font class="keywordflow">else</font>
00637 {
00638 <font class="comment">// remove the events</font>
00639 pair<TEventContainer::iterator, TEventContainer::iterator> <a class="code" href="driver__opengl__extension__def_8h.html#a412">range</a> = <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n3">_Events</a>.equal_range(first->second);
00640 TEventContainer::iterator first2(<a class="code" href="driver__opengl__extension__def_8h.html#a412">range</a>.first), last2(<a class="code" href="driver__opengl__extension__def_8h.html#a412">range</a>.second);
00641 <font class="keywordflow">for</font> (; first2 != last2; ++first2)
00642 {
00643 <font class="comment">// remove the event</font>
00644 <a class="code" href="debug_8h.html#a0">nldebug</a>(<font class="stringliteral">"Remove event %p"</font>, first2->second->second);
00645 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n2">_EventList</a>.erase(first2->second);
00646 }
00647 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n3">_Events</a>.erase(<a class="code" href="driver__opengl__extension__def_8h.html#a412">range</a>.first, <a class="code" href="driver__opengl__extension__def_8h.html#a412">range</a>.second);
00648 }
00649 }
00650
00651 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n4">_EventListUpdate</a>.clear();
00652 }
00653 <font class="comment">// 2nd, call the events</font>
00654 <a class="code" href="namespaceNLMISC.html#a183">TTime</a> now = <a class="code" href="classNLMISC_1_1CTime.html#d1">NLMISC::CTime::getLocalTime</a>();
00655 <font class="keywordflow">while</font> (!<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n2">_EventList</a>.empty() && <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n2">_EventList</a>.begin()->first <= now)
00656 {
00657 <font class="preprocessor">#ifdef _DEBUG</font>
00658 <font class="preprocessor"></font> CurrentEvent = <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n2">_EventList</a>.begin()->second;
00659 <font class="preprocessor">#endif</font>
00660 <font class="preprocessor"></font><font class="comment">// nldebug("Sending Event %p", _EventList.begin()->second);</font>
00661 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n2">_EventList</a>.begin()->second->onEvent();
00662 TEventContainer::iterator it(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n3">_Events</a>.lower_bound(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n2">_EventList</a>.begin()->second));
00663 <font class="keywordflow">while</font> (it->first == <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n2">_EventList</a>.begin()->second)
00664 {
00665 <font class="keywordflow">if</font> (it->second == <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n2">_EventList</a>.begin())
00666 {
00667 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n3">_Events</a>.erase(it);
00668 <font class="keywordflow">break</font>;
00669 }
00670 it++;
00671 }
00672 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n2">_EventList</a>.erase(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n2">_EventList</a>.begin());
00673 <font class="preprocessor">#ifdef _DEBUG</font>
00674 <font class="preprocessor"></font> CurrentEvent = 0;
00675 <font class="preprocessor">#endif</font>
00676 <font class="preprocessor"></font> }
00677 }
00678
00679 <font class="comment">// update the background sound</font>
00680 <font class="comment">// _BackgroundSoundManager->update();</font>
00681
00682 <font class="comment">// Check all playing track and stop any terminated buffer.</font>
00683 <font class="keywordflow">for</font> (uint i=0; i<<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m3">_NbTracks</a>; ++i)
00684 {
00685 <font class="keywordflow">if</font> (!<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m2">_Tracks</a>[i]->isPlaying())
00686 {
00687 <font class="keywordflow">if</font> (<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m2">_Tracks</a>[i]->getSource() != 0)
00688 {
00689 CSimpleSource *source = <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m2">_Tracks</a>[i]->getSource();
00690 source->stop();
00691 }
00692
00693 <font class="comment">// try to play any waiting source.</font>
00694 <font class="keywordflow">if</font> (!<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o1">_SourceWaitingForPlay</a>.empty())
00695 {
00696 <font class="comment">// check if the source still exist before trying to play it</font>
00697 <font class="keywordflow">if</font> (<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m0">_Sources</a>.find(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o1">_SourceWaitingForPlay</a>.front()) != <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m0">_Sources</a>.end())
00698 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o1">_SourceWaitingForPlay</a>.front()->play();
00699 <a class="code" href="debug_8h.html#a0">nldebug</a>(<font class="stringliteral">"Before POP Sources waiting : %u"</font>, <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o1">_SourceWaitingForPlay</a>.size());
00700 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o1">_SourceWaitingForPlay</a>.pop_front();
00701 <a class="code" href="debug_8h.html#a0">nldebug</a>(<font class="stringliteral">"After POP Sources waiting : %u"</font>, <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o1">_SourceWaitingForPlay</a>.size());
00702 }
00703 }
00704 }
00705
00706 <font class="comment">// Debug info</font>
00707 <font class="comment">/*uint32 i;</font>
00708 <font class="comment"> nldebug( "List of the %u tracks", _NbTracks );</font>
00709 <font class="comment"> for ( i=0; i!=_NbTracks; i++ )</font>
00710 <font class="comment"> {</font>
00711 <font class="comment"> CSimpleSource *su;</font>
00712 <font class="comment"> if ( su = _Tracks[i]->getSource() )</font>
00713 <font class="comment"> {</font>
00714 <font class="comment"> nldebug( "%u: %p %s %s %s %s, vol %u",</font>
00715 <font class="comment"> i, &_Tracks[i]->DrvSource, _Tracks[i]->isAvailable()?"FREE":"USED",</font>
00716 <font class="comment"> _Tracks[i]->isAvailable()?"":(su->isPlaying()?"PLAYING":"STOPPED"),</font>
00717 <font class="comment"> _Tracks[i]->isAvailable()?"":PriToCStr[su->getPriority()],</font>
00718 <font class="comment"> _Tracks[i]->isAvailable()?"":(su->getSound()?su->getSound()->getFilename().c_str():""),</font>
00719 <font class="comment"> (uint)(su->getGain()*100.0f) );</font>
00720 <font class="comment"> }</font>
00721 <font class="comment"> }*/</font>
00722
00723 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o5">_SoundDriver</a>->commit3DChanges();
00724
00725 <font class="preprocessor">#if NL_PROFILE_MIXER</font>
00726 <font class="preprocessor"></font> <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m7">_UpdateTime</a> = CTime::ticksToSecond(CTime::getPerformanceTime() - start);
00727 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m9">_UpdateCount</a>++;
00728 <font class="preprocessor">#endif</font>
00729 <font class="preprocessor"></font>
00730 <font class="comment">/* // display the track using...</font>
00731 <font class="comment"> {</font>
00732 <font class="comment"> char tmp[2048] = "";</font>
00733 <font class="comment"> string str;</font>
00734 <font class="comment"></font>
00735 <font class="comment"> for (uint i=0; i<_NbTracks/2; ++i)</font>
00736 <font class="comment"> {</font>
00737 <font class="comment"> sprintf(tmp, "[%2u]%8p ", i, _Tracks[i]->getSource());</font>
00738 <font class="comment"> str += tmp;</font>
00739 <font class="comment"> }</font>
00740 <font class="comment"> nldebug((string("Status1: ")+str).c_str());</font>
00741 <font class="comment"> str = "";</font>
00742 <font class="comment"> for (i=_NbTracks/2; i<_NbTracks; ++i)</font>
00743 <font class="comment"> {</font>
00744 <font class="comment"> sprintf(tmp, "[%2u]%8p ", i, _Tracks[i]->getSource());</font>
00745 <font class="comment"> str += tmp;</font>
00746 <font class="comment"> }</font>
00747 <font class="comment">// nldebug((string("Status2: ")+str).c_str());</font>
00748 <font class="comment"> }</font>
00749 <font class="comment">*/</font>
00750 }
00751
00752
00753 <font class="comment">// ******************************************************************</font>
00754
<a name="l00755"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a11">00755</a> <a class="code" href="namespaceNLSOUND.html#a8">TSoundId</a> CAudioMixerUser::getSoundId( <font class="keyword">const</font> std::string &name )
00756 {
00757 <font class="keywordflow">return</font> CSoundBank::instance()->getSound(name);
00758 }
00759
00760 <font class="comment">// ******************************************************************</font>
00761
<a name="l00762"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a14">00762</a> <font class="keywordtype">void</font> CAudioMixerUser::addSource( CSourceCommon *source )
00763 {
00764 <a class="code" href="debug_8h.html#a6">nlassert</a>(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m0">_Sources</a>.find(source) == <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m0">_Sources</a>.end());
00765 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m0">_Sources</a>.insert( source );
00766
00767 <font class="comment">// _profile(( "AM: ADDSOURCE, SOUND: %d, TRACK: %p, NAME=%s", source->getSound(), source->getTrack(),</font>
00768 <font class="comment">// source->getSound() && (source->getSound()->getName()!="") ? source->getSound()->getName().c_str() : "" ));</font>
00769
00770 }
00771
00772
00773 <font class="comment">// ******************************************************************</font>
00774
<a name="l00775"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a13">00775</a> USource *CAudioMixerUser::createSource( <a class="code" href="namespaceNLSOUND.html#a8">TSoundId</a> <a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a>, <font class="keywordtype">bool</font> spawn, <a class="code" href="namespaceNLSOUND.html#a9">TSpawnEndCallback</a> cb, <font class="keywordtype">void</font> *userParam, CSoundContext *context )
00776 {
00777 <font class="preprocessor">#if NL_PROFILE_MIXER</font>
00778 <font class="preprocessor"></font> <a class="code" href="namespaceNLMISC.html#a184">TTicks</a> start = CTime::getPerformanceTime();
00779 <font class="preprocessor">#endif</font>
00780 <font class="preprocessor"></font>
00781 <a class="code" href="audio__mixer__user_8cpp.html#a1">_profile</a>(( <font class="stringliteral">"AM: [%u]---------------------------------------------------------------"</font>, <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a51">curTime</a>() ));
00782 <a class="code" href="audio__mixer__user_8cpp.html#a1">_profile</a>(( <font class="stringliteral">"AM: CREATESOURCE: SOUND=%p, NAME=%s, TIME=%d"</font>, <a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a>->getName().c_str(), <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a51">curTime</a>() ));
00783 <a class="code" href="audio__mixer__user_8cpp.html#a1">_profile</a>(( <font class="stringliteral">"AM: SOURCES: %d, PLAYING: %d, TRACKS: %d"</font>, <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a22">getSourcesNumber</a>(), <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a23">getPlayingSourcesNumber</a>(), <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a24">getNumberAvailableTracks</a>() ));
00784
00785 <font class="keywordflow">if</font> ( <a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a> == NULL )
00786 {
00787 <a class="code" href="audio__mixer__user_8cpp.html#a1">_profile</a>((<font class="stringliteral">"AM: FAILED CREATESOURCE"</font>));
00788 <a class="code" href="debug_8h.html#a0">nldebug</a>( <font class="stringliteral">"AM: Sound not created: invalid sound id"</font> );
00789 <font class="keywordflow">return</font> NULL;
00790 }
00791
00792 USource *ret = NULL;
00793
00794 <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a>->getSoundType() == CSound::SOUND_SIMPLE)
00795 {
00796 CSimpleSound *simpleSound = static_cast<CSimpleSound *>(id);
00797 <font class="comment">// This is a simple sound</font>
00798 <font class="keywordflow">if</font> (simpleSound->getBuffer() == NULL)
00799 {
00800 <a class="code" href="debug_8h.html#a2">nlwarning</a> (<font class="stringliteral">"Can't create the sound '%s'"</font>, simpleSound->getBuffername().c_str());
00801 <font class="keywordflow">return</font> NULL;
00802 }
00803
00804 <font class="comment">// Create source</font>
00805 CSimpleSource *source = <font class="keyword">new</font> CSimpleSource( simpleSound, spawn, cb, userParam);
00806
00807 <font class="comment">// nldebug("Mixer : source %p created", source);</font>
00808
00809 <font class="keywordflow">if</font> (source->getBuffer() != 0)
00810 {
00811 <font class="comment">// Link the position to the listener position if it'a stereo source</font>
00812 <font class="keywordflow">if</font> ( source->getBuffer()->isStereo() )
00813 {
00814 source->set3DPositionVector( &<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o8">_ListenPosition</a> );
00815 }
00816 }
00817 <font class="keywordflow">else</font>
00818 {
00819 <a class="code" href="debug_8h.html#a6">nlassert</a>(<font class="keyword">false</font>); <font class="comment">// FIXME</font>
00820 }
00821 ret = source;
00822 }
00823 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a>->getSoundType() == CSound::SOUND_COMPLEX)
00824 {
00825 CComplexSound *complexSound = static_cast<CComplexSound*>(id);
00826 <font class="comment">// This is a pattern sound.</font>
00827 ret = <font class="keyword">new</font> CComplexSource(complexSound, spawn, cb, userParam);
00828 }
00829 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a>->getSoundType() == CSound::SOUND_BACKGROUND)
00830 {
00831 <font class="comment">// This is a background sound.</font>
00832 CBackgroundSound *bgSound = static_cast<CBackgroundSound *>(id);
00833 ret = <font class="keyword">new</font> CBackgroundSource(bgSound, spawn, cb, userParam);
00834 }
00835 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a>->getSoundType() == CSound::SOUND_CONTEXT)
00836 {
00837 <font class="comment">// This is a context sound.</font>
00838 <font class="keywordflow">if</font> (context != 0)
00839 {
00840 CContextSound *ctxSound = static_cast<CContextSound *>(id);
00841 <font class="comment">// nlassert(context != 0);</font>
00842 CSound *sound = ctxSound->getContextSound(*context);
00843 <font class="keywordflow">if</font> (sound != 0)
00844 {
00845 ret = <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a12">createSource</a>(sound, spawn, cb, userParam);
00846 <font class="comment">// Set the volume of the source according to the context volume</font>
00847 <font class="keywordflow">if</font> (ret != 0)
00848 ret->setGain(ret->getGain() * ctxSound->getGain());
00849 }
00850 <font class="keywordflow">else</font>
00851 ret = 0;
00852 }
00853 <font class="keywordflow">else</font>
00854 ret = 0;
00855 }
00856 <font class="keywordflow">else</font>
00857 {
00858 <font class="comment">// nlassertex(false, ("Unknown sound class !"));</font>
00859 <a class="code" href="debug_8h.html#a2">nlwarning</a>(<font class="stringliteral">"Unknow sound class : %u"</font>, <a class="code" href="driver__opengl__extension__def_8h.html#a356">id</a>->getSoundType());
00860 }
00861
00862 <font class="preprocessor">#if NL_PROFILE_MIXER</font>
00863 <font class="preprocessor"></font> <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m8">_CreateTime</a> = CTime::ticksToSecond(CTime::getPerformanceTime() - start);
00864 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m10">_CreateCount</a>++;
00865 <font class="preprocessor">#endif</font>
00866 <font class="preprocessor"></font>
00867 <font class="comment">//nldebug( "AM: Source created" ); </font>
00868 <font class="keywordflow">return</font> ret;
00869 }
00870
00871
00872 <font class="comment">// ******************************************************************</font>
00873
<a name="l00874"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a12">00874</a> USource *CAudioMixerUser::createSource( <font class="keyword">const</font> std::string &name, <font class="keywordtype">bool</font> spawn, <a class="code" href="namespaceNLSOUND.html#a9">TSpawnEndCallback</a> cb, <font class="keywordtype">void</font> *userParam, CSoundContext *context)
00875 {
00876 <font class="keywordflow">return</font> <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a12">createSource</a>( <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a11">getSoundId</a>( name ), spawn, cb, userParam, context );
00877 }
00878
00879
00880 <font class="comment">// ******************************************************************</font>
00881
<a name="l00882"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a15">00882</a> <font class="keywordtype">void</font> CAudioMixerUser::removeSource( CSourceCommon *source )
00883 {
00884 <a class="code" href="debug_8h.html#a6">nlassert</a>( source != NULL );
00885
00886 size_t n = <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m0">_Sources</a>.erase(source);
00887 <a class="code" href="debug_8h.html#a6">nlassert</a>(n == 1);
00888 }
00889
00890
00891 <font class="comment">// ******************************************************************</font>
00892
<a name="l00893"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a18">00893</a> <font class="keywordtype">void</font> CAudioMixerUser::selectEnvEffects( <font class="keyword">const</font> std::string &tag )
00894 {
00895 <a class="code" href="debug_8h.html#a8">nlassertex</a>(<font class="keyword">false</font>, (<font class="stringliteral">"Not implemented yet"</font>));
00896 <font class="comment">/* // Select Env</font>
00897 <font class="comment"> vector<CEnvEffect*>::iterator ipe;</font>
00898 <font class="comment"> for ( ipe=_EnvEffects.begin(); ipe!=_EnvEffects.end(); ++ipe )</font>
00899 <font class="comment"> {</font>
00900 <font class="comment"> (*ipe)->selectEnv( tag );</font>
00901 <font class="comment"> }</font>
00902 <font class="comment"></font>
00903 <font class="comment"> // Compute</font>
00904 <font class="comment"> CVector pos;</font>
00905 <font class="comment"> _Listener.getPos( pos );</font>
00906 <font class="comment"> computeEnvEffect( pos, true );</font>
00907 <font class="comment">*/</font>
00908 }
00909
00910
00911 <font class="comment">// ******************************************************************</font>
00912
00913 <font class="comment">/*</font>
00914 <font class="comment">void CAudioMixerUser::loadEnvEffects( const char *filename )</font>
00915 <font class="comment">{</font>
00916 <font class="comment"> nlassert( filename != NULL );</font>
00917 <font class="comment"> nlinfo( "Loading environmental effects from %s...", filename );</font>
00918 <font class="comment"></font>
00919 <font class="comment"> // Unload previous env effects</font>
00920 <font class="comment"> vector<CEnvEffect*>::iterator ipe;</font>
00921 <font class="comment"> for ( ipe=_EnvEffects.begin(); ipe!=_EnvEffects.end(); ++ipe )</font>
00922 <font class="comment"> {</font>
00923 <font class="comment"> delete (*ipe);</font>
00924 <font class="comment"> }</font>
00925 <font class="comment"> _EnvEffects.clear();</font>
00926 <font class="comment"></font>
00927 <font class="comment"> string str = CPath::lookup( filename, false );</font>
00928 <font class="comment"></font>
00929 <font class="comment"> // Load env effects</font>
00930 <font class="comment"> CIFile file;</font>
00931 <font class="comment"> if ( !str.empty() && file.open(str) )</font>
00932 <font class="comment"> {</font>
00933 <font class="comment"> uint32 n = CEnvEffect::load( _EnvEffects, file );</font>
00934 <font class="comment"> nldebug( "AM: Loaded %u environmental effects", n );</font>
00935 <font class="comment"> }</font>
00936 <font class="comment"> else</font>
00937 <font class="comment"> {</font>
00938 <font class="comment"> nlwarning( "AM: Environmental effects file not found" );</font>
00939 <font class="comment"> }</font>
00940 <font class="comment">}</font>
00941 <font class="comment">*/</font>
00942
00943 <font class="comment">// ******************************************************************</font>
00944
<a name="l00945"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a7">00945</a> uint32 CAudioMixerUser::loadSampleBank(<font class="keywordtype">bool</font> async, <font class="keyword">const</font> std::string &filename, std::vector<std::string> *notfoundfiles )
00946 {
00947 <font class="comment">// nlassert( filename != NULL );</font>
00948
00949 string path = <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o9">_SamplePath</a>;
00950 path.append(<font class="stringliteral">"/"</font>).append(filename);
00951
00952 <a class="code" href="debug_8h.html#a0">nldebug</a>( <font class="stringliteral">"Loading samples from %s..."</font>, path.c_str() );
00953
00954 CSampleBank* bank = CSampleBank::findSampleBank(path);
00955 <font class="keywordflow">if</font> (bank == NULL)
00956 {
00957 <font class="comment">// create a new sample bank</font>
00958 <font class="comment">//_CrtCheckMemory();</font>
00959 bank = <font class="keyword">new</font> CSampleBank(path, <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o5">_SoundDriver</a>);
00960 <font class="comment">//_CrtCheckMemory();</font>
00961 }
00962
00963 <font class="keywordflow">try</font>
00964 {
00965 bank->load(async);
00966 }
00967 <font class="keywordflow">catch</font> (Exception& e)
00968 {
00969 <font class="keywordflow">if</font> (notfoundfiles) {
00970 notfoundfiles->push_back(path);
00971 }
00972 string reason = e.what();
00973 <a class="code" href="debug_8h.html#a2">nlwarning</a>( <font class="stringliteral">"AM: Failed to load the samples: %s"</font>, reason.c_str() );
00974 }
00975
00976
00977 <font class="keywordflow">return</font> bank->countSamples();
00978 }
00979
<a name="l00980"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a8">00980</a> <font class="keywordtype">bool</font> CAudioMixerUser::unloadSampleBank( <font class="keyword">const</font> std::string &filename)
00981 {
00982 string path = <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o9">_SamplePath</a>;
00983 path.append(<font class="stringliteral">"/"</font>).append(filename);
00984
00985 <a class="code" href="debug_8h.html#a0">nldebug</a>( <font class="stringliteral">"Unloading samples from %s..."</font>, path.c_str() );
00986 CSampleBank *pbank = CSampleBank::findSampleBank(path);
00987
00988 <font class="keywordflow">if</font> (pbank != NULL)
00989 {
00990 <font class="comment">// ok, the bank exist.</font>
00991 <font class="keywordflow">return</font> pbank->unload();
00992 }
00993 <font class="keywordflow">else</font>
00994 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00995
00996 }
00997
00998 <font class="comment">// ******************************************************************</font>
00999
<a name="l01000"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a20">01000</a> <font class="keywordtype">void</font> CAudioMixerUser::getSoundNames( std::vector<std::string>& names )<font class="keyword"> const</font>
01001 <font class="keyword"></font>{
01002 CSoundBank::instance()->getNames(names);
01003 }
01004
01005
01006 <font class="comment">// ******************************************************************</font>
01007
<a name="l01008"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a23">01008</a> uint CAudioMixerUser::getPlayingSourcesNumber()<font class="keyword"> const</font>
01009 <font class="keyword"></font>{
01010 <font class="keywordflow">return</font> <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m1">_PlayingSources</a>;
01011 }
01012
01013 <font class="comment">// ******************************************************************</font>
01014
<a name="l01015"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a24">01015</a> uint CAudioMixerUser::getNumberAvailableTracks()<font class="keyword"> const</font>
01016 <font class="keyword"></font>{
01017 <font class="keywordflow">return</font> <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o0">_FreeTracks</a>.size();
01018 }
01019
01020
01021 <font class="comment">// ******************************************************************</font>
01022
<a name="l01023"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a25">01023</a> string CAudioMixerUser::getSourcesStats()<font class="keyword"> const</font>
01024 <font class="keyword"></font>{
01025 <font class="comment">// TODO : rewrite log output</font>
01026
01027 string <a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>;
01028 TSourceContainer::iterator ips;
01029 <font class="keywordflow">for</font> ( ips=<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m0">_Sources</a>.begin(); ips!=<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#m0">_Sources</a>.end(); ++ips )
01030 {
01031 <font class="keywordflow">if</font> ( (*ips)->isPlaying() )
01032 {
01033 <font class="comment">// char line [80];</font>
01034
01035 <font class="comment">/* nlassert( (*ips)->getSound() && (*ips)->getSimpleSound()->getBuffer() );</font>
01036 <font class="comment"> smprintf( line, 80, "%s: %u%% %s %s",</font>
01037 <font class="comment"> (*ips)->getSound()->getName().c_str(),</font>
01038 <font class="comment"> (uint32)((*ips)->getGain()*100.0f),</font>
01039 <font class="comment"> (*ips)->getBuffer()->isStereo()?"ST":"MO",</font>
01040 <font class="comment"> PriToCStr[(*ips)->getPriority()] );</font>
01041 <font class="comment"> s += string(line) + "\n";</font>
01042 <font class="comment">*/</font> }
01043 }
01044 <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>;
01045
01046 }
01047
01048 <font class="comment">// ******************************************************************</font>
01049 <font class="comment">/*</font>
01050 <font class="comment">void CAudioMixerUser::loadEnvSounds( const char *filename, UEnvSound **treeRoot )</font>
01051 <font class="comment">{</font>
01052 <font class="comment"> nlassert( filename != NULL );</font>
01053 <font class="comment"> nlinfo( "Loading environment sounds from %s...", filename );</font>
01054 <font class="comment"></font>
01055 <font class="comment"> string str = CPath::lookup( filename, false );</font>
01056 <font class="comment"></font>
01057 <font class="comment"> CIFile file;</font>
01058 <font class="comment"> if ( !str.empty() && file.open( str ) )</font>
01059 <font class="comment"> {</font>
01060 <font class="comment"> uint32 n = 0; //CEnvSoundUser::load( _EnvSounds, file );</font>
01061 <font class="comment"> nldebug( "AM: Loaded %u environment sounds", n );</font>
01062 <font class="comment"> }</font>
01063 <font class="comment"> else</font>
01064 <font class="comment"> {</font>
01065 <font class="comment"> nlwarning( "AM: Environment sounds file not found: %s", filename );</font>
01066 <font class="comment"> }</font>
01067 <font class="comment"> if ( treeRoot != NULL )</font>
01068 <font class="comment"> {</font>
01069 <font class="comment"> *treeRoot = _EnvSounds;</font>
01070 <font class="comment"> }</font>
01071 <font class="comment">}</font>
01072 <font class="comment">*/</font>
01073
01074 <font class="comment">// ******************************************************************</font>
01075
<a name="l01076"></a><a class="code" href="structNLSOUND_1_1CompareSources.html">01076</a> <font class="keyword">struct </font>CompareSources : <font class="keyword">public</font> binary_function<const CSimpleSource*, const CSimpleSource*, bool>
01077 {
01078 <font class="comment">// Constructor</font>
<a name="l01079"></a><a class="code" href="structNLSOUND_1_1CompareSources.html#a0">01079</a> <a class="code" href="structNLSOUND_1_1CompareSources.html#a0">CompareSources</a>( <font class="keyword">const</font> CVector &pos ) : <a class="code" href="structNLSOUND_1_1CompareSources.html#m0">_Pos</a>(pos) {}
01080
01081 <font class="comment">// Operator()</font>
<a name="l01082"></a><a class="code" href="structNLSOUND_1_1CompareSources.html#a1">01082</a> <font class="keywordtype">bool</font> <a class="code" href="structNLSOUND_1_1CompareSources.html#a1">operator()</a>( <font class="keyword">const</font> CSimpleSource *s1, <font class="keyword">const</font> CSimpleSource *s2 )
01083 {
01084 <font class="keywordflow">if</font> (s1->getPriority() < s2->getPriority())
01085 {
01086 <font class="keywordflow">return</font> <font class="keyword">true</font>;
01087 }
01088 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (s1->getPriority() == s2->getPriority())
01089 {
01090 <font class="comment">// Equal priority, test distances to the listener</font>
01091 <font class="keyword">const</font> CVector &src1pos = s1->getPos();
01092 <font class="keyword">const</font> CVector &src2pos = s2->getPos();;
01093 <font class="keywordflow">return</font> ( (src1pos-<a class="code" href="structNLSOUND_1_1CompareSources.html#m0">_Pos</a>).sqrnorm() < (src2pos-<a class="code" href="structNLSOUND_1_1CompareSources.html#m0">_Pos</a>).sqrnorm() );
01094 }
01095 <font class="keywordflow">else</font>
01096 {
01097 <font class="keywordflow">return</font> <font class="keyword">false</font>;
01098 }
01099 }
01100
01101 <font class="comment">// Listener pos</font>
<a name="l01102"></a><a class="code" href="structNLSOUND_1_1CompareSources.html#m0">01102</a> <font class="keyword">const</font> CVector &<a class="code" href="structNLSOUND_1_1CompareSources.html#m0">_Pos</a>;
01103 };
01104
01105
01106 <font class="comment">// ******************************************************************</font>
<a name="l01107"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a10">01107</a> uint32 CAudioMixerUser::getLoadedSampleSize()
01108 {
01109 <font class="keywordflow">return</font> CSampleBank::getTotalByteSize();
01110 }
01111
01112
01113 <font class="comment">// ******************************************************************</font>
01114 <font class="comment">/*</font>
01115 <font class="comment">void CAudioMixerUser::redispatchSourcesToTrack()</font>
01116 <font class="comment">{</font>
01117 <font class="comment">*/</font> <font class="comment">// TODO : rewrite ?</font>
01118 <font class="comment">/*</font>
01119 <font class="comment"> if ( _NbTracks == 0 )</font>
01120 <font class="comment"> {</font>
01121 <font class="comment"> return;</font>
01122 <font class="comment"> }</font>
01123 <font class="comment"></font>
01124 <font class="comment"> _profile(( "AM: [%u]---------------------------------------------------------------", curTime() ));</font>
01125 <font class="comment"> _profile(( "AM: Redispatching sources" ));</font>
01126 <font class="comment"> </font>
01127 <font class="comment"> const CVector &listenerpos = _Listener.getPos();</font>
01128 <font class="comment"></font>
01129 <font class="comment"> // Get a copy of the sources set (we will modify it)</font>
01130 <font class="comment"> static TSourceContainer sources_copy; </font>
01131 <font class="comment"> sources_copy = _PlayingSources;</font>
01132 <font class="comment"> // FIXME: SWAPTEST</font>
01133 <font class="comment"> //nlassert( sources_copy.size() >= _NbTracks );</font>
01134 <font class="comment"></font>
01135 <font class="comment"> // Select the nbtracks "smallest" sources (the ones that have the higher priorities)</font>
01136 <font class="comment"> TSourceContainer::iterator ips;</font>
01137 <font class="comment"> static TSourceContainer selected_sources;</font>
01138 <font class="comment"> uint32 i;</font>
01139 <font class="comment"></font>
01140 <font class="comment"> selected_sources.clear();</font>
01141 <font class="comment"></font>
01142 <font class="comment"> // Select the sources</font>
01143 <font class="comment"></font>
01144 <font class="comment"> // Select the nbtracks "smallest" sources (the ones that have the higher priorities)</font>
01145 <font class="comment"> // FIXME: SWAPTEST</font>
01146 <font class="comment"> //for ( i=0; i!=_NbTracks; i++ )</font>
01147 <font class="comment"> // TODO : optimize : this is a very BAD PERFORMANCE code</font>
01148 <font class="comment"> while (!sources_copy.empty() && (selected_sources.size() < _NbTracks))</font>
01149 <font class="comment"> {</font>
01150 <font class="comment"> ips = min_element( sources_copy.begin(), sources_copy.end(), CompareSources( listenerpos ) );</font>
01151 <font class="comment"></font>
01152 <font class="comment"> if ((*ips)->isPlaying())</font>
01153 <font class="comment"> {</font>
01154 <font class="comment"> selected_sources.insert( *ips );</font>
01155 <font class="comment"> }</font>
01156 <font class="comment"></font>
01157 <font class="comment"> sources_copy.erase( ips );</font>
01158 <font class="comment"> }</font>
01159 <font class="comment"></font>
01160 <font class="comment"> // Clear the current tracks where the sources are not selected anymore</font>
01161 <font class="comment"> _profile(( "AM: Total sources: %u", _PlayingSources.size() ));</font>
01162 <font class="comment"> _profile(( "AM: Selected sources: %u", selected_sources.size() ));</font>
01163 <font class="comment"> for ( i=0; i!=_NbTracks; i++ )</font>
01164 <font class="comment"> {</font>
01165 <font class="comment"> // FIXME: SWAPTEST</font>
01166 <font class="comment"> if ( _Tracks[i] && ! _Tracks[i]->isAvailable() )</font>
01167 <font class="comment"> {</font>
01168 <font class="comment"> // Optimization note: instead of searching the source in selected_sources, we could have</font>
01169 <font class="comment"> // set a boolean in the source object and tested it.</font>
01170 <font class="comment"> if ( (ips = selected_sources.find( _Tracks[i]->getSource() )) == selected_sources.end() )</font>
01171 <font class="comment"> {</font>
01172 <font class="comment"> // There will be a new source in this track</font>
01173 <font class="comment"> _profile(( "AM: TRACK: %p: REPLACED, SOURCE: %p", _Tracks[i], _Tracks[i]->getSource() ));</font>
01174 <font class="comment"> if (_Tracks[i]->getSource() != 0)</font>
01175 <font class="comment"> {</font>
01176 <font class="comment"> _Tracks[i]->getSource()->leaveTrack();</font>
01177 <font class="comment">// nlassert(_PlayingSources.find(_Tracks[i]->getSource()) != _PlayingSources.end());</font>
01178 <font class="comment"> _PlayingSources.erase(_Tracks[i]->getSource());</font>
01179 <font class="comment"> }</font>
01180 <font class="comment"> }</font>
01181 <font class="comment"> else</font>
01182 <font class="comment"> {</font>
01183 <font class="comment"> // The track will remain unchanged</font>
01184 <font class="comment"> selected_sources.erase( ips );</font>
01185 <font class="comment"> _profile(( "AM: TRACK: %p: UNCHANGED, SOURCE: %p", _Tracks[i], _Tracks[i]->getSource() ));</font>
01186 <font class="comment"> }</font>
01187 <font class="comment"> }</font>
01188 <font class="comment"> else</font>
01189 <font class="comment"> {</font>
01190 <font class="comment"> _profile(( "AM: TRACK: %p: FREE", _Tracks[i] ));</font>
01191 <font class="comment"> }</font>
01192 <font class="comment"> }</font>
01193 <font class="comment"></font>
01194 <font class="comment"> if (!selected_sources.empty())</font>
01195 <font class="comment"> {</font>
01196 <font class="comment"> // Now, only the sources to add into the tracks remain in selected_sources</font>
01197 <font class="comment"> CTrack *track [MAX_TRACKS]; // a little bit more than needed (avoiding a "new")</font>
01198 <font class="comment"> getFreeTracks( selected_sources.size(), track );</font>
01199 <font class="comment"></font>
01200 <font class="comment"> _profile(( "AM: Remaining sources: %u", selected_sources.size() ));</font>
01201 <font class="comment"></font>
01202 <font class="comment"> for (i=0, ips=selected_sources.begin(); ips!=selected_sources.end(); ++ips )</font>
01203 <font class="comment"> {</font>
01204 <font class="comment"> // FIXME: SWAPTEST</font>
01205 <font class="comment"> (*ips)->enterTrack( track[i] );</font>
01206 <font class="comment">// nlassert(_PlayingSources.find(*ips) == _PlayingSources.end());</font>
01207 <font class="comment">// _PlayingSources.insert(*ips);</font>
01208 <font class="comment"> // _profile(( "AM: TRACK: %p: ASSIGNED, SOURCE: %p", track[i], track[i]->getSource() ));</font>
01209 <font class="comment"> _profile(( "AM: TRACK: %p: ASSIGNED, SOURCE: %p", track[i], *ips ));</font>
01210 <font class="comment"> i++;</font>
01211 <font class="comment"> }</font>
01212 <font class="comment"> }</font>
01213 <font class="comment">*/</font>
01214 <font class="comment">//}</font>
01215
<a name="l01216"></a><a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#a16">01216</a> <font class="keywordtype">void</font> CAudioMixerUser::setListenerPos (<font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> &pos)
01217 {
01218 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o7">_Listener</a>.setPos(pos);
01219 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o6">_BackgroundSoundManager</a>->setListenerPosition(pos);
01220 }
01221
01222 <a class="code" href="command_8h.html#a0">NLMISC_COMMAND</a> (displaySoundInfo, <font class="stringliteral">"Display information about the audio mixer"</font>, <font class="stringliteral">""</font>)
01223 {
01224 <font class="keywordflow">if</font>(args.size() != 0) <font class="keywordflow">return</font> <font class="keyword">false</font>;
01225
01226 <font class="keywordflow">if</font> (CAudioMixerUser::instance() == NULL)
01227 {
01228 log.displayNL (<font class="stringliteral">"No audio mixer available"</font>);
01229 <font class="keywordflow">return</font> <font class="keyword">true</font>;
01230 }
01231
01232 log.displayNL (<font class="stringliteral">"%d tracks, MAX_TRACKS = %d, contains:"</font>, CAudioMixerUser::instance()->_NbTracks, <a class="code" href="namespaceNLSOUND.html#a16">MAX_TRACKS</a>);
01233
01234 <font class="keywordflow">for</font> (uint i = 0; i < CAudioMixerUser::instance()->_NbTracks; i++)
01235 {
01236 <font class="keywordflow">if</font> (CAudioMixerUser::instance()->_Tracks[i] == NULL)
01237 {
01238 log.displayNL (<font class="stringliteral">"Track %d is NULL"</font>, i);
01239 }
01240 <font class="keywordflow">else</font>
01241 {
01242 log.displayNL (<font class="stringliteral">"Track %d %s available and %s playing."</font>, i, (CAudioMixerUser::instance()->_Tracks[i]->isAvailable()?<font class="stringliteral">"is"</font>:<font class="stringliteral">"is not"</font>), (CAudioMixerUser::instance()->_Tracks[i]->isPlaying()?<font class="stringliteral">"is"</font>:<font class="stringliteral">"is not"</font>));
01243 <font class="keywordflow">if</font> (CAudioMixerUser::instance()->_Tracks[i]->getSource() == NULL)
01244 {
01245 log.displayNL (<font class="stringliteral">" CUserSource is NULL"</font>);
01246 }
01247 <font class="keywordflow">else</font>
01248 {
01249 <font class="keyword">const</font> CVector &pos = CAudioMixerUser::instance()->_Tracks[i]->getSource()->getPos();
01250 string bufname;
01251 <font class="keywordflow">if</font> (CAudioMixerUser::instance()->_Tracks[i]->getSource()->getBuffer())
01252 bufname = CAudioMixerUser::instance()->_Tracks[i]->getSource()->getBuffer()->getName();
01253 log.displayNL (<font class="stringliteral">" CUserSource is id %d buffer name '%s' pos %f %f %f"</font>, CAudioMixerUser::instance()->_Tracks[i]->getSource()->getSound(), bufname.c_str(), pos.x, pos.y, pos.z);
01254 }
01255 }
01256 }
01257
01258 <font class="keywordflow">return</font> <font class="keyword">true</font>;
01259 }
01260
01261 <font class="keywordtype">void</font> CAudioMixerUser::registerBufferAssoc(CSound *sound, IBuffer *buffer)
01262 {
01263 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o10">_BufferToSources</a>[buffer].push_back(sound);
01264 }
01265
01266 <font class="keywordtype">void</font> CAudioMixerUser::unregisterBufferAssoc(CSound *sound, IBuffer *buffer)
01267 {
01268 TBufferToSourceContainer::iterator it(<a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o10">_BufferToSources</a>.find(buffer));
01269 <font class="keywordflow">if</font> (it != <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o10">_BufferToSources</a>.end())
01270 {
01271 std::vector<CSound*>::iterator first(it->second.begin()), last(it->second.end());
01272
01273 <font class="keywordflow">for</font> (; first != last; ++first)
01274 {
01275 <font class="keywordflow">if</font> (*first == sound)
01276 {
01277 it->second.erase(first);
01278 <font class="keywordflow">break</font>;
01279 }
01280 }
01281 }
01282 }
01283
01284
01286 <font class="keywordtype">void</font> CAudioMixerUser::registerUpdate(CAudioMixerUser::IMixerUpdate *pmixerUpdate)
01287 {
01288 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n1">_UpdateEventList</a>.push_back(make_pair(pmixerUpdate, <font class="keyword">true</font>));
01289 }
01291 <font class="keywordtype">void</font> CAudioMixerUser::unregisterUpdate(CAudioMixerUser::IMixerUpdate *pmixerUpdate)
01292 {
01293 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n1">_UpdateEventList</a>.push_back(make_pair(pmixerUpdate, <font class="keyword">false</font>));
01294 }
01295
01297 <font class="keywordtype">void</font> CAudioMixerUser::addEvent( CAudioMixerUser::IMixerEvent *pmixerEvent, <font class="keyword">const</font> NLMISC::TTime &date)
01298 {
01299 <font class="comment">// nldebug("Adding event %p", pmixerEvent);</font>
01300 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n4">_EventListUpdate</a>.push_back(make_pair(date, pmixerEvent));
01301 }
01303 <font class="keywordtype">void</font> CAudioMixerUser::removeEvents( CAudioMixerUser::IMixerEvent *pmixerEvent)
01304 {
01305 <font class="comment">// nldebug("Removing event %p", pmixerEvent);</font>
01306 <font class="comment">// store the pointer fot future removal.</font>
01307 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#n4">_EventListUpdate</a>.push_back(make_pair(0, pmixerEvent));
01308 }
01309
01310 <font class="keywordtype">void</font> CAudioMixerUser::setBackgroundFlags(<font class="keyword">const</font> TBackgroundFlags &backgroundFlags)
01311 {
01312 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o6">_BackgroundSoundManager</a>->setBackgroundFlags(backgroundFlags);
01313 }
01314
01315 <font class="keywordtype">void</font> CAudioMixerUser::loadBackgroundSoundFromRegion (<font class="keyword">const</font> <a class="code" href="classNLLIGO_1_1CPrimRegion.html">NLLIGO::CPrimRegion</a> &region)
01316 {
01317 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o6">_BackgroundSoundManager</a>->loadSoundsFromRegion(region);
01318 }
01319
01320 <font class="keywordtype">void</font> CAudioMixerUser::loadBackgroundEffectsFromRegion (<font class="keyword">const</font> <a class="code" href="classNLLIGO_1_1CPrimRegion.html">NLLIGO::CPrimRegion</a> &region)
01321 {
01322 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o6">_BackgroundSoundManager</a>->loadEffecsFromRegion(region);
01323 }
01324 <font class="keywordtype">void</font> CAudioMixerUser::loadBackgroundSamplesFromRegion (<font class="keyword">const</font> <a class="code" href="classNLLIGO_1_1CPrimRegion.html">NLLIGO::CPrimRegion</a> &region)
01325 {
01326 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o6">_BackgroundSoundManager</a>->loadSamplesFromRegion(region);
01327 }
01328
01329
01330 <font class="keywordtype">void</font> CAudioMixerUser::playBackgroundSound ()
01331 {
01332 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o6">_BackgroundSoundManager</a>->play ();
01333 }
01334
01335 <font class="keywordtype">void</font> CAudioMixerUser::stopBackgroundSound ()
01336 {
01337 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o6">_BackgroundSoundManager</a>->stop ();
01338 }
01339
01340 <font class="keywordtype">void</font> CAudioMixerUser::loadBackgroundSound (<font class="keyword">const</font> std::string &continent)
01341 {
01342 <a class="code" href="classNLSOUND_1_1CAudioMixerUser.html#o6">_BackgroundSoundManager</a>->load (continent);
01343 }
01344
01345 } <font class="comment">// NLSOUND</font>
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