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<hr><h1>u_ps_sound_impl.h</h1><a href="u__ps__sound__impl_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 
00007 <font class="comment">/* Copyright, 2000, 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">#ifndef NL_PS_SOUND_IMPL_H</font>
00027 <font class="preprocessor"></font><font class="preprocessor">#define NL_PS_SOUND_IMPL_H</font>
00028 <font class="preprocessor"></font>
00029 <font class="preprocessor">#include "<a class="code" href="types__nl_8h.html">nel/misc/types_nl.h</a>"</font>
00030 <font class="preprocessor">#include &lt;string&gt;</font>
00031 <font class="preprocessor">#include "<a class="code" href="debug_8h.html">nel/misc/debug.h</a>"</font>
00032 <font class="preprocessor">#include "<a class="code" href="rgba_8h.html">nel/misc/rgba.h</a>"</font>
00033 <font class="preprocessor">#include "<a class="code" href="u__audio__mixer_8h.html">nel/sound/u_audio_mixer.h</a>"</font>
00034 <font class="preprocessor">#include "<a class="code" href="u__particle__system__sound_8h.html">nel/3d/u_particle_system_sound.h</a>"</font>
00035 
00036 
00037 <font class="comment">// WARNING : this file is not intended to be directly included by the client. </font>
00038 <font class="comment">// It is just used to avoid a dependencie between NL3D and NLSOUND</font>
00039 
<a name="l00040"></a><a class="code" href="u__ps__sound__impl_8h.html#a0">00040</a> <font class="preprocessor">#define NL3D_MEM_PS_SOUND                                                       NL_ALLOC_CONTEXT( 3dPSSnd )</font>
00041 <font class="preprocessor"></font>
00042 <font class="keyword">namespace </font>NL3D 
00043 {
00044 
00045 
00046 <font class="keyword">inline</font> <font class="keywordtype">void</font> <a class="code" href="namespaceNL3D.html#a316">SpawnedSourceEndedCallback</a>(<a class="code" href="classNLSOUND_1_1USource.html">NLSOUND::USource</a> *source, <font class="keywordtype">void</font> *userParam);
00047 
00048 
00049 <font class="keyword">class </font>CPSSoundServImpl;
00050 
00051 
<a name="l00053"></a><a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html">00053</a> <font class="keyword">class </font>CPSSoundInstanceImpl : <font class="keyword">public</font> UPSSoundInstance
00054 {
00055 <font class="keyword">public</font>:
00057 
<a name="l00059"></a><a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#a0">00059</a>         <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#a0">CPSSoundInstanceImpl</a>() 
00060                 : <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n0">_Source</a>(NULL), <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n2">_SoundServImpl</a>(NULL), <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n1">_Spawned</a>(false)
00061         {
00062                 <a class="code" href="u__ps__sound__impl_8h.html#a0">NL3D_MEM_PS_SOUND</a>
00063         }
00064 
<a name="l00066"></a><a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#a1">00066</a>         <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#a1">init</a>(<a class="code" href="classNLSOUND_1_1USource.html">NLSOUND::USource</a> *source, CPSSoundServImpl *soundServImp, <font class="keywordtype">bool</font> spawned)
00067         {
00068                 <a class="code" href="u__ps__sound__impl_8h.html#a0">NL3D_MEM_PS_SOUND</a>
00069                 <a class="code" href="debug_8h.html#a6">nlassert</a>(source);
00070                 <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n0">_Source</a> = source;               
00071                 <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n1">_Spawned</a>    = spawned;
00072                 <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n2">_SoundServImpl</a> = soundServImp;
00073         }
00074 
<a name="l00076"></a><a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#a2">00076</a>         <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#a2">setSoundParams</a>(<font class="keywordtype">float</font> gain
00077                                                    , <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> &amp;pos
00078                                                    , <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> &amp;velocity
00079                                                    , <font class="keywordtype">float</font> pitch
00080                                                   )
00081         {
00082                 <a class="code" href="u__ps__sound__impl_8h.html#a0">NL3D_MEM_PS_SOUND</a>
00083                 <font class="keywordflow">if</font> (!<a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n0">_Source</a>) <font class="keywordflow">return</font>;           
00084                 <font class="keywordflow">if</font> (gain &lt; 0) gain = 0;
00085                 <font class="keywordflow">if</font> (gain &gt; 1) gain = 1;
00086                 <font class="keywordflow">if</font> (pitch &gt; 1) pitch = 1;
00087                 <font class="keywordflow">if</font> (pitch &lt; 0.0001f) pitch = 0.0001f;
00088                 <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n0">_Source</a>-&gt;<a class="code" href="classNLSOUND_1_1USource.html#z365_0">setPos</a>(pos);
00089                 <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n0">_Source</a>-&gt;<a class="code" href="classNLSOUND_1_1USource.html#z365_2">setVelocity</a>(velocity);
00090                 <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n0">_Source</a>-&gt;<a class="code" href="classNLSOUND_1_1USource.html#z365_8">setRelativeGain</a>(gain);
00091                 <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n0">_Source</a>-&gt;<a class="code" href="classNLSOUND_1_1USource.html#z365_10">setPitch</a>(pitch);
00092         }
00093 
<a name="l00095"></a><a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#a3">00095</a>         <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#a3">play</a>(<font class="keywordtype">void</font>)
00096         {
00097                 <a class="code" href="u__ps__sound__impl_8h.html#a0">NL3D_MEM_PS_SOUND</a>
00098                 <font class="keywordflow">if</font> (!<a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n0">_Source</a>) <font class="keywordflow">return</font>;
00099                 <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n0">_Source</a>-&gt;<a class="code" href="classNLSOUND_1_1USource.html#z364_2">play</a>();
00100         }
00101 
00102 
<a name="l00103"></a><a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#a4">00103</a>         <font class="keyword">virtual</font> <font class="keywordtype">bool</font> <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#a4">isPlaying</a>(<font class="keywordtype">void</font>)<font class="keyword"> const</font>
00104 <font class="keyword">        </font>{
00105                 <a class="code" href="u__ps__sound__impl_8h.html#a0">NL3D_MEM_PS_SOUND</a>
00106                 <font class="keywordflow">if</font> (!<a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n0">_Source</a>) <font class="keywordflow">return</font> <font class="keyword">false</font>;
00107                 <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n0">_Source</a>-&gt;<a class="code" href="classNLSOUND_1_1USource.html#z364_4">isPlaying</a>();
00108         }
00109 
<a name="l00111"></a><a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#a5">00111</a>         <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#a5">stop</a>(<font class="keywordtype">void</font>)
00112         {
00113                 <a class="code" href="u__ps__sound__impl_8h.html#a0">NL3D_MEM_PS_SOUND</a>
00114                 <font class="keywordflow">if</font> (!<a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n0">_Source</a>) <font class="keywordflow">return</font>;
00115                 <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n0">_Source</a>-&gt;<a class="code" href="classNLSOUND_1_1USource.html#z364_3">stop</a>();
00116         }
00117 
00119         <font class="keyword">virtual</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#a6">release</a>(<font class="keywordtype">void</font>);     
00120 
00121 <font class="keyword">protected</font>:
00122         <font class="keyword">friend</font> <font class="keyword">inline</font> <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#a316">SpawnedSourceEndedCallback</a>(<a class="code" href="classNLSOUND_1_1USource.html">NLSOUND::USource</a> *source, <font class="keywordtype">void</font> *userParam);
<a name="l00123"></a><a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n0">00123</a>         <a class="code" href="classNLSOUND_1_1USource.html">NLSOUND::USource</a> *<a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n0">_Source</a>;
<a name="l00124"></a><a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n1">00124</a>         <font class="keywordtype">bool</font>                     <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n1">_Spawned</a>;
<a name="l00125"></a><a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n2">00125</a>         CPSSoundServImpl   *<a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n2">_SoundServImpl</a>;
00126 };
00127 
00128 
00129 
00130 
00131 
00132 
00133 
<a name="l00140"></a><a class="code" href="classNL3D_1_1CPSSoundServImpl.html">00140</a> <font class="keyword">class </font>CPSSoundServImpl : <font class="keyword">public</font> UPSSoundServer
00141 {
00142 <font class="keyword">public</font>: 
<a name="l00144"></a><a class="code" href="classNL3D_1_1CPSSoundServImpl.html#a0">00144</a>         <a class="code" href="classNL3D_1_1CPSSoundServImpl.html#a0">CPSSoundServImpl</a>() : <a class="code" href="classNL3D_1_1CPSSoundServImpl.html#n0">_AudioMixer</a>(NULL)
00145         {
00146         }
00147 
00148         
00149 
<a name="l00151"></a><a class="code" href="classNL3D_1_1CPSSoundServImpl.html#a1">00151</a>         <font class="keywordtype">void</font> <a class="code" href="classNL3D_1_1CPSSoundServImpl.html#a1">init</a>(<a class="code" href="classNLSOUND_1_1UAudioMixer.html">NLSOUND::UAudioMixer</a> *audioMixer)
00152         {               
00153                 <a class="code" href="classNL3D_1_1CPSSoundServImpl.html#n0">_AudioMixer</a> = audioMixer;
00154         }
00155 
00156 
<a name="l00158"></a><a class="code" href="classNL3D_1_1CPSSoundServImpl.html#a2">00158</a>         <a class="code" href="classNLSOUND_1_1UAudioMixer.html">NLSOUND::UAudioMixer</a> *<a class="code" href="classNL3D_1_1CPSSoundServImpl.html#a2">getAudioMixer</a>(<font class="keywordtype">void</font>) { <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CPSSoundServImpl.html#n0">_AudioMixer</a>;}
<a name="l00159"></a><a class="code" href="classNL3D_1_1CPSSoundServImpl.html#a3">00159</a>         <font class="keyword">const</font> <a class="code" href="classNLSOUND_1_1UAudioMixer.html">NLSOUND::UAudioMixer</a> *<a class="code" href="classNL3D_1_1CPSSoundServImpl.html#a2">getAudioMixer</a>(<font class="keywordtype">void</font>)<font class="keyword"> const </font>{ <font class="keywordflow">return</font> <a class="code" href="classNL3D_1_1CPSSoundServImpl.html#n0">_AudioMixer</a>;}
00160 
00161 
<a name="l00163"></a><a class="code" href="classNL3D_1_1CPSSoundServImpl.html#a4">00163</a>         UPSSoundInstance *<a class="code" href="classNL3D_1_1CPSSoundServImpl.html#a4">createSound</a>(<font class="keyword">const</font> std::string &amp;soundName, <font class="keywordtype">bool</font> spawned = <font class="keyword">true</font>)
00164         {               
00165                 <font class="keywordflow">if</font> (!<a class="code" href="classNL3D_1_1CPSSoundServImpl.html#n0">_AudioMixer</a>) <font class="keywordflow">return</font> NULL;
00166                 CPSSoundInstanceImpl *sound = <font class="keyword">new</font> CPSSoundInstanceImpl;
00167                 <a class="code" href="classNLSOUND_1_1USource.html">NLSOUND::USource</a> *source = <a class="code" href="classNL3D_1_1CPSSoundServImpl.html#n0">_AudioMixer</a>-&gt;<a class="code" href="classNLSOUND_1_1UAudioMixer.html#a10">createSource</a>(soundName, spawned, <a class="code" href="namespaceNL3D.html#a316">SpawnedSourceEndedCallback</a>, sound );
00168                 <font class="keywordflow">if</font> (source)
00169                 {                       
00170                         <font class="keywordflow">if</font> (spawned)
00171                         {
00172                                 source-&gt;<a class="code" href="classNLSOUND_1_1USource.html#z364_0">setLooping</a>(<font class="keyword">false</font>);
00173                         }
00174                         sound-&gt;init(source, <font class="keyword">this</font>, spawned);
00175                         <font class="keywordflow">return</font> sound;
00176                 }
00177                 <font class="keywordflow">else</font>
00178                 {
00179                         <font class="comment">// should usually not happen</font>
00180                         <font class="keyword">delete</font> sound;
00181                         <font class="keywordflow">return</font> NULL;
00182                 }
00183         }
00184 
00185 <font class="keyword">protected</font>:
00186 
<a name="l00187"></a><a class="code" href="classNL3D_1_1CPSSoundServImpl.html#n0">00187</a>         <a class="code" href="classNLSOUND_1_1UAudioMixer.html">NLSOUND::UAudioMixer</a>  *<a class="code" href="classNL3D_1_1CPSSoundServImpl.html#n0">_AudioMixer</a>;
00188 
00189 };
00190 
00191 
<a name="l00193"></a><a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#a316">00193</a> <font class="keyword">inline</font> <font class="keywordtype">void</font> <a class="code" href="namespaceNL3D.html#a316">SpawnedSourceEndedCallback</a>(<a class="code" href="classNLSOUND_1_1USource.html">NLSOUND::USource</a> *source, <font class="keywordtype">void</font> *userParam)
00194 {
00195         <a class="code" href="debug_8h.html#a6">nlassert</a>(((CPSSoundInstanceImpl *) userParam)-&gt;_Source == source);
00196         ((CPSSoundInstanceImpl *) userParam)-&gt;_Source = NULL;
00197 }
00198 
00199 
00200 
<a name="l00201"></a><a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#a6">00201</a> <font class="keywordtype">void</font> CPSSoundInstanceImpl::release(<font class="keywordtype">void</font>)
00202 {       
00203         <font class="keywordflow">if</font> (!<a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n1">_Spawned</a>) <font class="comment">// remove this source from the audio mixer if it hasn't been spawned</font>
00204         {
00205                 <font class="keywordflow">if</font> (<a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n2">_SoundServImpl</a>-&gt;getAudioMixer())
00206                 {                       
00207 <font class="comment">//                      _SoundServImpl-&gt;getAudioMixer()-&gt;removeSource(_Source);</font>
00208                         <font class="keyword">delete</font> <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n0">_Source</a>;
00209                 }
00210         }
00211         <font class="keywordflow">else</font>
00212         {
00213                 <font class="keywordflow">if</font> (_Source) <font class="comment">// tells this spawned source not to notify us when it ends</font>
00214                 {
00215                         <a class="code" href="classNL3D_1_1CPSSoundInstanceImpl.html#n0">_Source</a>-&gt;<a class="code" href="classNLSOUND_1_1USource.html#z364_5">unregisterSpawnCallBack</a>();
00216                 }
00217         }
00218         <font class="keyword">delete</font> <font class="keyword">this</font>;
00219 }
00220 
00221 
00222 
00223 
00224 } <font class="comment">// NL3D</font>
00225 
00226 
00227 <font class="preprocessor">#endif // NL_PS_SOUND_IMPL_H</font>
00228 <font class="preprocessor"></font>
00229 <font class="comment">/* End of ps_sound_impl.h */</font>
</pre></div>

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