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<hr><h1>source_al.cpp</h1><a href="source__al_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="stdopenal_8h.html">stdopenal.h</a>"</font>
00027
00028 <font class="preprocessor">#include "<a class="code" href="source__al_8h.html">source_al.h</a>"</font>
00029
00030 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC;
00031
00032
00033 <font class="keyword">namespace </font>NLSOUND {
00034
00035
00036 <font class="comment">// Currently, the OpenAL headers are different between Windows and Linux versions !</font>
00037 <font class="preprocessor">#ifdef NL_OS_UNIX</font>
00038 <font class="preprocessor"></font><font class="preprocessor">#define alGetSourcei alGetSourceiv</font>
00039 <font class="preprocessor"></font><font class="preprocessor">#define alGetSourcef alGetSourcefv</font>
00040 <font class="preprocessor"></font><font class="preprocessor">#endif</font>
00041 <font class="preprocessor"></font>
00042
00043 <font class="comment">/*</font>
00044 <font class="comment"> * Constructor</font>
00045 <font class="comment"> */</font>
<a name="l00046"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#a0">00046</a> CSourceAL::CSourceAL( ALuint sourcename ) : ISource(), _SourceName(sourcename)
00047 {}
00048
00049
00050 <font class="comment">/*</font>
00051 <font class="comment"> * Destructor</font>
00052 <font class="comment"> */</font>
<a name="l00053"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#a1">00053</a> CSourceAL::~CSourceAL()
00054 {
00055 CSoundDriverAL *sdal = CSoundDriverAL::instance();
00056 sdal->removeSource( <font class="keyword">this</font> );
00057 }
00058
00059
00060 <font class="comment">/* Set the buffer that will be played (no streaming)</font>
00061 <font class="comment"> * If the buffer is stereo, the source mode becomes stereo and the source relative mode is on,</font>
00062 <font class="comment"> * otherwise the source is considered as a 3D source.</font>
00063 <font class="comment"> */</font>
<a name="l00064"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z975_0">00064</a> <font class="keywordtype">void</font> CSourceAL::setStaticBuffer( IBuffer *buffer )
00065 {
00066 ISource::setStaticBuffer( buffer );
00067
00068 <font class="comment">// Stop source</font>
00069 alSourceStop( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a> );
00070 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00071
00072 <font class="comment">// Set buffer</font>
00073 <font class="keywordflow">if</font> ( buffer == NULL )
00074 {
00075 alSourcei( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_BUFFER, AL_NONE );
00076 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00077 }
00078 <font class="keywordflow">else</font>
00079 {
00080 CBufferAL *bufferAL = dynamic_cast<CBufferAL*>(buffer);
00081 alSourcei( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_BUFFER, bufferAL->bufferName() );
00082 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00083
00084 <font class="comment">// Set relative mode if the buffer is stereo</font>
00085 <a class="code" href="classNLSOUND_1_1CSourceAL.html#z977_10">setSourceRelativeMode</a>( bufferAL->isStereo() );
00086 }
00087 }
00088
00089
00090 <font class="comment">/*</font>
00091 <font class="comment"> * Set looping on/off for future playbacks (default: off)</font>
00092 <font class="comment"> */</font>
<a name="l00093"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z976_0">00093</a> <font class="keywordtype">void</font> CSourceAL::setLooping( <font class="keywordtype">bool</font> <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a> )
00094 {
00095 alSourcei( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_LOOPING, <a class="code" href="namespaceNLAISCRIPT.html#a20">l</a>?AL_TRUE:AL_FALSE );
00096 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00097 }
00098
00099
00100 <font class="comment">/*</font>
00101 <font class="comment"> * Return the looping state</font>
00102 <font class="comment"> */</font>
<a name="l00103"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z976_1">00103</a> <font class="keywordtype">bool</font> CSourceAL::getLooping()<font class="keyword"> const</font>
00104 <font class="keyword"></font>{
00105 ALint b;
00106 alGetSourcei( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_LOOPING, &b );
00107 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00108 <font class="keywordflow">return</font> ( b == AL_TRUE );
00109 }
00110
00111
00112 <font class="comment">/*</font>
00113 <font class="comment"> * Play the static buffer (or stream in and play)</font>
00114 <font class="comment"> */</font>
<a name="l00115"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z976_2">00115</a> <font class="keywordtype">bool</font> CSourceAL::play()
00116 {
00117 <font class="keywordflow">if</font> ( <a class="code" href="classNLSOUND_1_1ISource.html#n0">_Buffer</a> != NULL )
00118 {
00119 <font class="comment">// Static playing mode</font>
00120 alSourcePlay( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a> );
00121 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00122 }
00123 <font class="keywordflow">else</font>
00124 {
00125 <font class="comment">// Streaming mode</font>
00126 <a class="code" href="debug_8h.html#a2">nlwarning</a>( <font class="stringliteral">"AM: Cannot play null buffer; streaming not implemented"</font> );
00127 <a class="code" href="debug_8h.html#a12">nlstop</a>;
00128 }
00129
00130 <font class="comment">// TODO : return a correct value, depending on alSourcePlay result.</font>
00131 <font class="keywordflow">return</font> <font class="keyword">true</font>;
00132 }
00133
00134
00135 <font class="comment">/*</font>
00136 <font class="comment"> * Stop playing</font>
00137 <font class="comment"> */</font>
<a name="l00138"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z976_3">00138</a> <font class="keywordtype">void</font> CSourceAL::stop()
00139 {
00140 <font class="keywordflow">if</font> ( <a class="code" href="classNLSOUND_1_1ISource.html#n0">_Buffer</a> != NULL )
00141 {
00142 <font class="comment">// Static playing mode</font>
00143 alSourceStop( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a> );
00144 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00145 }
00146 <font class="keywordflow">else</font>
00147 {
00148 <font class="comment">// Streaming mode</font>
00149 <a class="code" href="debug_8h.html#a2">nlwarning</a>( <font class="stringliteral">"AM: Cannot stop null buffer; streaming not implemented"</font> );
00150 <font class="comment">//nlstop;</font>
00151 }
00152 }
00153
00154
00155 <font class="comment">/*</font>
00156 <font class="comment"> * Pause. Call play() to resume.</font>
00157 <font class="comment"> */</font>
<a name="l00158"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z976_4">00158</a> <font class="keywordtype">void</font> CSourceAL::pause()
00159 {
00160 <font class="keywordflow">if</font> ( <a class="code" href="classNLSOUND_1_1ISource.html#n0">_Buffer</a> != NULL )
00161 {
00162 <font class="comment">// Static playing mode</font>
00163 alSourcePause( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a> );
00164 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00165 }
00166 <font class="keywordflow">else</font>
00167 {
00168 <font class="comment">// Streaming mode</font>
00169 <a class="code" href="debug_8h.html#a2">nlwarning</a>( <font class="stringliteral">"AM: Cannot pause null buffer; streaming not implemented"</font> );
00170 <a class="code" href="debug_8h.html#a12">nlstop</a>;
00171 }
00172 }
00173
00174
00175 <font class="comment">/*</font>
00176 <font class="comment"> * Return the playing state</font>
00177 <font class="comment"> */</font>
<a name="l00178"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z976_5">00178</a> <font class="keywordtype">bool</font> CSourceAL::isPlaying()<font class="keyword"> const</font>
00179 <font class="keyword"></font>{
00180 ALint srcstate;
00181 alGetSourcei( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_SOURCE_STATE, &srcstate );
00182 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00183 <font class="keywordflow">return</font> (srcstate == AL_PLAYING);
00184 }
00185
00186
00187 <font class="comment">/*</font>
00188 <font class="comment"> * Return true if playing is finished or stop() has been called.</font>
00189 <font class="comment"> */</font>
<a name="l00190"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z976_6">00190</a> <font class="keywordtype">bool</font> CSourceAL::isStopped()<font class="keyword"> const</font>
00191 <font class="keyword"></font>{
00192 ALint srcstate;
00193 alGetSourcei( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_SOURCE_STATE, &srcstate );
00194 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00195 <font class="keywordflow">return</font> (srcstate == AL_STOPPED);
00196 }
00197
00198
00199 <font class="comment">/*</font>
00200 <font class="comment"> * Update the source (e.g. continue to stream the data in)</font>
00201 <font class="comment"> */</font>
<a name="l00202"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z976_7">00202</a> <font class="keywordtype">void</font> CSourceAL::update()
00203 {
00204 <font class="comment">// Streaming not implemented</font>
00205 }
00206
00207
00208
00209 <font class="comment">/* Set the position vector.</font>
00210 <font class="comment"> * 3D mode -> 3D position</font>
00211 <font class="comment"> * st mode -> x is the pan value (from left (-1) to right (1)), set y and z to 0</font>
00212 <font class="comment"> */</font>
<a name="l00213"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z977_0">00213</a> <font class="keywordtype">void</font> CSourceAL::setPos( <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>& pos )
00214 {
00215 <a class="code" href="classNLSOUND_1_1CSourceAL.html#o1">_Pos</a> = pos;
00216 <font class="comment">// Coordinate system: conversion from NeL to OpenAL/GL:</font>
00217 alSource3f( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_POSITION, pos.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>, pos.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>, -pos.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a> );
00218 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00219 }
00220
00221
00222 <font class="comment">/* Get the position vector.</font>
00223 <font class="comment"> * See setPos() for details.</font>
00224 <font class="comment"> */</font>
<a name="l00225"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z977_1">00225</a> <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a> &CSourceAL::getPos()<font class="keyword"> const</font>
00226 <font class="keyword"></font>{
00227 <font class="keywordflow">return</font> <a class="code" href="classNLSOUND_1_1CSourceAL.html#o1">_Pos</a>;
00228 <font class="comment">/*</font>
00229 <font class="comment"> ALfloat v[3];</font>
00230 <font class="comment"> alGetSourcefv( _SourceName, AL_POSITION, v );</font>
00231 <font class="comment"> TestALError();</font>
00232 <font class="comment"> // Coordsys conversion</font>
00233 <font class="comment"> pos.set( v[0], -v[2], v[1] );</font>
00234 <font class="comment">*/</font>
00235 }
00236
00237
00238 <font class="comment">/*</font>
00239 <font class="comment"> * Set the velocity vector (3D mode only)</font>
00240 <font class="comment"> */</font>
<a name="l00241"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z977_2">00241</a> <font class="keywordtype">void</font> CSourceAL::setVelocity( <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>& vel, <font class="keywordtype">bool</font> deferred )
00242 {
00243 <font class="comment">// Coordsys conversion</font>
00244 alSource3f( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_VELOCITY, vel.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>, vel.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>, -vel.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a> );
00245 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00246 }
00247
00248
00249 <font class="comment">/*</font>
00250 <font class="comment"> * Get the velocity vector</font>
00251 <font class="comment"> */</font>
<a name="l00252"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z977_3">00252</a> <font class="keywordtype">void</font> CSourceAL::getVelocity( <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>& vel )<font class="keyword"> const</font>
00253 <font class="keyword"></font>{
00254 ALfloat <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>[3];
00255 alGetSourcefv( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_VELOCITY, <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a> );
00256 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00257 <font class="comment">// Coordsys conversion</font>
00258 vel.<a class="code" href="classNLMISC_1_1CVector.html#z332_0">set</a>( <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>[0], -<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>[2], <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>[1] );
00259 }
00260
00261
00262 <font class="comment">/*</font>
00263 <font class="comment"> * Set the direction vector (3D mode only)</font>
00264 <font class="comment"> */</font>
<a name="l00265"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z977_4">00265</a> <font class="keywordtype">void</font> CSourceAL::setDirection( <font class="keyword">const</font> <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>& dir )
00266 {
00267 <font class="comment">// Coordsys conversion</font>
00268 alSource3f( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_DIRECTION, dir.<a class="code" href="classNLMISC_1_1CVector.html#m0">x</a>, dir.<a class="code" href="classNLMISC_1_1CVector.html#m2">z</a>, -dir.<a class="code" href="classNLMISC_1_1CVector.html#m1">y</a> );
00269 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00270 }
00271
00272
00273 <font class="comment">/*</font>
00274 <font class="comment"> * Get the direction vector</font>
00275 <font class="comment"> */</font>
<a name="l00276"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z977_5">00276</a> <font class="keywordtype">void</font> CSourceAL::getDirection( <a class="code" href="classNLMISC_1_1CVector.html">NLMISC::CVector</a>& dir )<font class="keyword"> const</font>
00277 <font class="keyword"></font>{
00278 ALfloat <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>[3];
00279 alGetSourcefv( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_DIRECTION, <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a> );
00280 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00281 <font class="comment">// Coordsys conversion</font>
00282 dir.<a class="code" href="classNLMISC_1_1CVector.html#z332_0">set</a>( <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>[0], -<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>[2], <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>[1] );
00283 }
00284
00285
00286 <font class="comment">/* Set the gain (volume value inside [0 , 1]).</font>
00287 <font class="comment"> * 0.0 -> silence</font>
00288 <font class="comment"> * 0.5 -> -6dB</font>
00289 <font class="comment"> * 1.0 -> no attenuation</font>
00290 <font class="comment"> * values > 1 (amplification) not supported by most drivers</font>
00291 <font class="comment"> */</font>
<a name="l00292"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z977_6">00292</a> <font class="keywordtype">void</font> CSourceAL::setGain( <font class="keywordtype">float</font> gain )
00293 {
00294 <a class="code" href="debug_8h.html#a6">nlassert</a>( (gain >= 0.0f) && (gain <= 1.0f ) );
00295 alSourcef( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_GAIN, gain );
00296 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00297 }
00298
00299
00300 <font class="comment">/*</font>
00301 <font class="comment"> * Get the gain</font>
00302 <font class="comment"> */</font>
<a name="l00303"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z977_7">00303</a> <font class="keywordtype">float</font> CSourceAL::getGain()<font class="keyword"> const</font>
00304 <font class="keyword"></font>{
00305 ALfloat gain;
00306 alGetSourcef( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_GAIN, &gain );
00307 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00308 <font class="keywordflow">return</font> gain;
00309 }
00310
00311
00312 <font class="comment">/* Shift the frequency. 1.0f equals identity, each reduction of 50% equals a pitch shift</font>
00313 <font class="comment"> * of one octave. 0 is not a legal value.</font>
00314 <font class="comment"> */</font>
<a name="l00315"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z977_8">00315</a> <font class="keywordtype">void</font> CSourceAL::setPitch( <font class="keywordtype">float</font> pitch )
00316 {
00317 <a class="code" href="debug_8h.html#a6">nlassert</a>( (pitch > 0) && (pitch <= 1.0f ) );
00318 alSourcef( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_PITCH, pitch );
00319 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00320 }
00321
00322
00323 <font class="comment">/*</font>
00324 <font class="comment"> * Get the pitch</font>
00325 <font class="comment"> */</font>
<a name="l00326"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z977_9">00326</a> <font class="keywordtype">float</font> CSourceAL::getPitch()<font class="keyword"> const</font>
00327 <font class="keyword"></font>{
00328 ALfloat pitch;
00329 alGetSourcef( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_PITCH, &pitch );
00330 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00331 <font class="keywordflow">return</font> pitch;
00332 }
00333
00334
00335 <font class="comment">/*</font>
00336 <font class="comment"> * Set the source relative mode. If true, positions are interpreted relative to the listener position.</font>
00337 <font class="comment"> */</font>
<a name="l00338"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z977_10">00338</a> <font class="keywordtype">void</font> CSourceAL::setSourceRelativeMode( <font class="keywordtype">bool</font> mode )
00339 {
00340 alSourcei( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_SOURCE_RELATIVE, mode?AL_TRUE:AL_FALSE );
00341 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00342 }
00343
00344
00345 <font class="comment">/*</font>
00346 <font class="comment"> * Get the source relative mode (3D mode only)</font>
00347 <font class="comment"> */</font>
<a name="l00348"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z977_11">00348</a> <font class="keywordtype">bool</font> CSourceAL::getSourceRelativeMode()<font class="keyword"> const</font>
00349 <font class="keyword"></font>{
00350 ALint b;
00351 alGetSourcei( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_SOURCE_RELATIVE, &b );
00352 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00353 <font class="keywordflow">return</font> (b==AL_TRUE);
00354 }
00355
00356
00357 <font class="comment">/*</font>
00358 <font class="comment"> * Set the min and max distances (3D mode only)</font>
00359 <font class="comment"> */</font>
<a name="l00360"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z977_12">00360</a> <font class="keywordtype">void</font> CSourceAL::setMinMaxDistances( <font class="keywordtype">float</font> mindist, <font class="keywordtype">float</font> maxdist, <font class="keywordtype">bool</font> deferred )
00361 {
00362 <a class="code" href="debug_8h.html#a6">nlassert</a>( (mindist >= 0.0f) && (maxdist >= 0.0f) );
00363 alSourcef( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_REFERENCE_DISTANCE, mindist );
00364 alSourcef( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_MAX_DISTANCE, maxdist );
00365 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00366 }
00367
00368
00369 <font class="comment">/*</font>
00370 <font class="comment"> * Get the min and max distances</font>
00371 <font class="comment"> */</font>
<a name="l00372"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z977_13">00372</a> <font class="keywordtype">void</font> CSourceAL::getMinMaxDistances( <font class="keywordtype">float</font>& mindist, <font class="keywordtype">float</font>& maxdist )<font class="keyword"> const</font>
00373 <font class="keyword"></font>{
00374 alGetSourcef( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_REFERENCE_DISTANCE, &mindist );
00375 alGetSourcef( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_MAX_DISTANCE, &maxdist );
00376 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00377 }
00378
00379
00380 <font class="comment">/*</font>
00381 <font class="comment"> * Set the cone angles (in radian) and gain (in [0 , 1]) (3D mode only)</font>
00382 <font class="comment"> */</font>
<a name="l00383"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z977_14">00383</a> <font class="keywordtype">void</font> CSourceAL::setCone( <font class="keywordtype">float</font> innerAngle, <font class="keywordtype">float</font> outerAngle, <font class="keywordtype">float</font> outerGain )
00384 {
00385 <a class="code" href="debug_8h.html#a6">nlassert</a>( (outerGain >= 0.0f) && (outerGain <= 1.0f ) );
00386 alSourcef( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_CONE_INNER_ANGLE, <a class="code" href="namespaceNLMISC.html#a227">radToDeg</a>(innerAngle) );
00387 alSourcef( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_CONE_OUTER_ANGLE, <a class="code" href="namespaceNLMISC.html#a227">radToDeg</a>(outerAngle) );
00388 alSourcef( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_CONE_OUTER_GAIN, outerGain );
00389 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00390 }
00391
00392
00393 <font class="comment">/*</font>
00394 <font class="comment"> * Get the cone angles (in radian)</font>
00395 <font class="comment"> */</font>
<a name="l00396"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z977_15">00396</a> <font class="keywordtype">void</font> CSourceAL::getCone( <font class="keywordtype">float</font>& innerAngle, <font class="keywordtype">float</font>& outerAngle, <font class="keywordtype">float</font>& outerGain )<font class="keyword"> const</font>
00397 <font class="keyword"></font>{
00398 <font class="keywordtype">float</font> ina, outa;
00399 alGetSourcef( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_CONE_INNER_ANGLE, &ina );
00400 innerAngle = <a class="code" href="namespaceNLMISC.html#a226">degToRad</a>(ina);
00401 alGetSourcef( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_CONE_OUTER_ANGLE, &outa );
00402 outerAngle = <a class="code" href="namespaceNLMISC.html#a226">degToRad</a>(outa);
00403 alGetSourcef( <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, AL_CONE_OUTER_GAIN, &outerGain );
00404 <a class="code" href="sound__driver__al_8h.html#a0">TestALError</a>();
00405 }
00406
00407
00408 <font class="comment">/*</font>
00409 <font class="comment"> * Set any EAX source property if EAX available</font>
00410 <font class="comment"> */</font>
<a name="l00411"></a><a class="code" href="classNLSOUND_1_1CSourceAL.html#z977_16">00411</a> <font class="keywordtype">void</font> CSourceAL::setEAXProperty( uint prop, <font class="keywordtype">void</font> *<a class="code" href="driver__opengl__extension__def_8h.html#a415">value</a>, uint valuesize )
00412 {
00413 <font class="preprocessor">#ifdef EAX_AVAILABLE</font>
00414 <font class="preprocessor"></font> <font class="keywordflow">if</font> ( EAXSetProp != NULL )
00415 {
00416 EAXSetProp( &DSPROPSETID_EAX_SourceProperties, prop, <a class="code" href="classNLSOUND_1_1CSourceAL.html#o0">_SourceName</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a415">value</a>, valuesize );
00417 }
00418 <font class="preprocessor">#endif</font>
00419 <font class="preprocessor"></font>}
00420
00421
00422 } <font class="comment">// NLSOUND</font>
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