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+<hr><h1>background_sound.cpp</h1><a href="background__sound_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001
+00006 <font class="comment">/* Copyright, 2001 Nevrax Ltd.</font>
+00007 <font class="comment"> *</font>
+00008 <font class="comment"> * This file is part of NEVRAX NEL.</font>
+00009 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font>
+00010 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
+00011 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
+00012 <font class="comment"> * any later version.</font>
+00013 <font class="comment"></font>
+00014 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font>
+00015 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
+00016 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
+00017 <font class="comment"> * General Public License for more details.</font>
+00018 <font class="comment"></font>
+00019 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
+00020 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font>
+00021 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
+00022 <font class="comment"> * MA 02111-1307, USA.</font>
+00023 <font class="comment"> */</font>
+00024
+00025 <font class="preprocessor">#include "<a class="code" href="stdsound_8h.html">stdsound.h</a>"</font>
+00026
+00027 <font class="preprocessor">#include "<a class="code" href="background__sound_8h.html">background_sound.h</a>"</font>
+00028 <font class="preprocessor">#include "<a class="code" href="path_8h.html">nel/misc/path.h</a>"</font>
+00029 <font class="preprocessor">#include &lt;numeric&gt;</font>
+00030 <font class="comment">/*#include "simple_sound.h"</font>
+00031 <font class="comment">#include "sound_bank.h"</font>
+00032 <font class="comment">#include "sample_bank.h"</font>
+00033 <font class="comment">#include "driver/sound_driver.h"</font>
+00034 <font class="comment">#include "driver/buffer.h"</font>
+00035 <font class="comment">*/</font>
+00036 <font class="keyword">using</font> <font class="keyword">namespace </font>std;
+00037 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC;
+00038
+00039
+00040 <font class="keyword">namespace </font>NLSOUND {
+00041
+<a name="l00042"></a><a class="code" href="classNLSOUND_1_1CBackgroundSound.html#a0">00042</a> CBackgroundSound::CBackgroundSound()
+00043 : _Duration(0), _DurationValid(false)
+00044 {
+00045 }
+00046
+<a name="l00047"></a><a class="code" href="classNLSOUND_1_1CBackgroundSound.html#a1">00047</a> CBackgroundSound::~CBackgroundSound()
+00048 {
+00049 }
+00050
+<a name="l00051"></a><a class="code" href="classNLSOUND_1_1CBackgroundSound.html#a8">00051</a> <font class="keywordtype">void</font> CBackgroundSound::serial(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &amp;<a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>)
+00052 {
+00053 CSound::serial(s);
+00054
+00055 s.<a class="code" href="classNLMISC_1_1IStream.html#a7">serialCont</a>(<a class="code" href="classNLSOUND_1_1CBackgroundSound.html#o0">_Sounds</a>);
+00056
+00057 <font class="keywordflow">if</font> (s.<a class="code" href="classNLMISC_1_1IStream.html#a4">isReading</a>())
+00058 <a class="code" href="classNLSOUND_1_1CBackgroundSound.html#o2">_DurationValid</a> = <font class="keyword">false</font>;
+00059 }
+00060
+<a name="l00061"></a><a class="code" href="classNLSOUND_1_1CBackgroundSound.html#a3">00061</a> <font class="keywordtype">void</font> CBackgroundSound::importForm(<font class="keyword">const</font> std::string&amp; filename, <a class="code" href="classNLGEORGES_1_1UFormElm.html">NLGEORGES::UFormElm</a>&amp; formRoot)
+00062 {
+00063 <a class="code" href="classNLGEORGES_1_1UFormElm.html">NLGEORGES::UFormElm</a> *psoundType;
+00064 std::string dfnName;
+00065
+00066 <font class="comment">// some basic checking.</font>
+00067 formRoot.<a class="code" href="classNLGEORGES_1_1UFormElm.html#a0">getNodeByName</a>(&amp;psoundType, <font class="stringliteral">".SoundType"</font>);
+00068 <a class="code" href="debug_8h.html#a6">nlassert</a>(psoundType != NULL);
+00069 psoundType-&gt;<a class="code" href="classNLGEORGES_1_1UFormElm.html#a42">getDfnName</a>(dfnName);
+00070 <a class="code" href="debug_8h.html#a6">nlassert</a>(dfnName == <font class="stringliteral">"background_sound.dfn"</font>);
+00071
+00072 <font class="comment">// Call the base class</font>
+00073 CSound::importForm(filename, formRoot);
+00074
+00075 <font class="comment">// Read the array of sound with there respective filter.</font>
+00076 {
+00077 <a class="code" href="classNLSOUND_1_1CBackgroundSound.html#o0">_Sounds</a>.clear();
+00078
+00079 <a class="code" href="classNLGEORGES_1_1UFormElm.html">NLGEORGES::UFormElm</a> *psoundList;
+00080
+00081 formRoot.<a class="code" href="classNLGEORGES_1_1UFormElm.html#a0">getNodeByName</a>(&amp;psoundList, <font class="stringliteral">".SoundType.Sounds"</font>);
+00082
+00083 <font class="keywordflow">if</font> (psoundList != 0 &amp;&amp; psoundList-&gt;<a class="code" href="classNLGEORGES_1_1UFormElm.html#a24">isArray</a>())
+00084 {
+00085 uint size;
+00086 psoundList-&gt;<a class="code" href="classNLGEORGES_1_1UFormElm.html#a25">getArraySize</a>(size);
+00087
+00088 <font class="keywordflow">for</font> (uint i=0; i&lt;size; ++i)
+00089 {
+00090 TSoundInfo sound;
+00091 <a class="code" href="classNLGEORGES_1_1UFormElm.html">NLGEORGES::UFormElm</a> *psoundItem;
+00092
+00093 psoundList-&gt;<a class="code" href="classNLGEORGES_1_1UFormElm.html#a26">getArrayNode</a>(&amp;psoundItem, i);
+00094
+00095 <font class="keywordflow">if</font> (psoundItem != NULL)
+00096 {
+00097 <font class="comment">// Read the sound name.</font>
+00098 psoundItem-&gt;<a class="code" href="classNLGEORGES_1_1UFormElm.html#a2">getValueByName</a>(sound.SoundName, <font class="stringliteral">"Sound"</font>);
+00099 sound.SoundName = CFile::getFilenameWithoutExtension(sound.SoundName);
+00100
+00101 psoundItem-&gt;<a class="code" href="classNLGEORGES_1_1UFormElm.html#a2">getValueByName</a>(sound.FilterFadeIn, <font class="stringliteral">"FilterFadeIn"</font>);
+00102 psoundItem-&gt;<a class="code" href="classNLGEORGES_1_1UFormElm.html#a2">getValueByName</a>(sound.FilterFadeOut, <font class="stringliteral">"FilterFadeOut"</font>);
+00103
+00104 <font class="comment">// Read the environnement flag.</font>
+00105
+00106 <font class="keywordflow">for</font> (uint j=0; j&lt;16; j++)
+00107 {
+00108 <font class="keywordtype">char</font> tmp[200];
+00109 sprintf(tmp, <font class="stringliteral">"Filter%2.2u"</font>, j);
+00110 psoundItem-&gt;<a class="code" href="classNLGEORGES_1_1UFormElm.html#a2">getValueByName</a>(sound.Filter.Flags[j], tmp);
+00111 }
+00112 }
+00113
+00114 <a class="code" href="classNLSOUND_1_1CBackgroundSound.html#o0">_Sounds</a>.push_back(sound);
+00115 }
+00116 }
+00117 }
+00118
+00119 <a class="code" href="classNLSOUND_1_1CBackgroundSound.html#o2">_DurationValid</a> = <font class="keyword">false</font>;
+00120 }
+00121
+<a name="l00122"></a><a class="code" href="classNLSOUND_1_1CBackgroundSound.html#a5">00122</a> uint32 CBackgroundSound::getDuration()
+00123 {
+00124 <font class="keywordflow">if</font> (_DurationValid)
+00125 <font class="keywordflow">return</font> <a class="code" href="classNLSOUND_1_1CBackgroundSound.html#o1">_Duration</a>;
+00126
+00127 vector&lt;sint32&gt; durations;
+00128 CAudioMixerUser *mixer = CAudioMixerUser::instance();
+00129 std::vector&lt;TSoundInfo&gt;::const_iterator first(<a class="code" href="classNLSOUND_1_1CBackgroundSound.html#o0">_Sounds</a>.begin()), last(<a class="code" href="classNLSOUND_1_1CBackgroundSound.html#o0">_Sounds</a>.end());
+00130 <font class="keywordflow">for</font> (; first != last; ++first)
+00131 {
+00132 <a class="code" href="classNLSOUND_1_1CSound.html#a0">CSound</a> *sound = mixer-&gt;getSoundId(first-&gt;SoundName);
+00133 <font class="keywordflow">if</font> (sound != NULL)
+00134 durations.push_back(sound-&gt;getDuration());
+00135 }
+00136 <font class="keywordflow">if</font> (durations.empty())
+00137 <font class="keywordflow">return</font> 0;
+00138 <a class="code" href="classNLSOUND_1_1CBackgroundSound.html#o1">_Duration</a> = *(std::max_element(durations.begin(), durations.end()));
+00139 <a class="code" href="classNLSOUND_1_1CBackgroundSound.html#o2">_DurationValid</a> = <font class="keyword">true</font>;
+00140
+00141 <font class="keywordflow">return</font> <a class="code" href="classNLSOUND_1_1CBackgroundSound.html#o1">_Duration</a>;
+00142 }
+00143
+<a name="l00144"></a><a class="code" href="classNLSOUND_1_1CBackgroundSound.html#a6">00144</a> <font class="keywordtype">void</font> CBackgroundSound::getSubSoundList(std::vector&lt;std::pair&lt;std::string, CSound*&gt; &gt; &amp;subsounds)<font class="keyword"> const</font>
+00145 <font class="keyword"></font>{
+00146 CAudioMixerUser *mixer = CAudioMixerUser::instance();
+00147 std::vector&lt;TSoundInfo&gt;::const_iterator first(<a class="code" href="classNLSOUND_1_1CBackgroundSound.html#o0">_Sounds</a>.begin()), last(<a class="code" href="classNLSOUND_1_1CBackgroundSound.html#o0">_Sounds</a>.end());
+00148 <font class="keywordflow">for</font> (; first != last; ++first)
+00149 {
+00150 <a class="code" href="classNLSOUND_1_1CSound.html#a0">CSound</a> *sound = mixer-&gt;getSoundId(first-&gt;SoundName);
+00151 subsounds.push_back(make_pair(first-&gt;SoundName, sound));
+00152 }
+00153 }
+00154
+<a name="l00155"></a><a class="code" href="classNLSOUND_1_1CBackgroundSound.html#a7">00155</a> <font class="keywordtype">float</font> CBackgroundSound::getMaxDistance()<font class="keyword"> const</font>
+00156 <font class="keyword"></font>{
+00157 CAudioMixerUser *mixer = CAudioMixerUser::instance();
+00158 <font class="keywordtype">float</font> ret = 0.0f;
+00159 std::vector&lt;TSoundInfo&gt;::const_iterator first(<a class="code" href="classNLSOUND_1_1CBackgroundSound.html#o0">_Sounds</a>.begin()), last(<a class="code" href="classNLSOUND_1_1CBackgroundSound.html#o0">_Sounds</a>.end());
+00160 <font class="keywordflow">for</font> (; first != last; ++first)
+00161 {
+00162 <a class="code" href="classNLSOUND_1_1CSound.html#a0">CSound</a> *sound = mixer-&gt;getSoundId(first-&gt;SoundName);
+00163 <font class="keywordflow">if</font> (sound != 0)
+00164 {
+00165 ret = max(ret, sound-&gt;getMaxDistance());
+00166 }
+00167 }
+00168 <font class="keywordflow">if</font> (ret == 0)
+00169 ret = 1;
+00170
+00171 <font class="keywordflow">return</font> ret;
+00172 }
+00173
+00174
+00175
+00176 } <font class="comment">// NLSOUND</font>
+</pre></div>
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