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doxygen="_cgi:http://www.nevrax.org/cgi-bin/nel-search.cgi" href="http://www.nevrax.org/cgi-bin/nel-search.cgi">Search</a> </center> +<hr><h1>sound_animation.cpp</h1><a href="sound__animation_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 +00007 <font class="comment">/* Copyright, 2000 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 <font class="preprocessor">#include "<a class="code" href="sound__animation_8h.html">nel/sound/sound_animation.h</a>"</font> +00028 <font class="preprocessor">#include "<a class="code" href="sound__anim__marker_8h.html">nel/sound/sound_anim_marker.h</a>"</font> +00029 <font class="preprocessor">#include "<a class="code" href="stream_8h.html">nel/misc/stream.h</a>"</font> +00030 <font class="preprocessor">#include "<a class="code" href="i__xml_8h.html">nel/misc/i_xml.h</a>"</font> +00031 <font class="preprocessor">#include "<a class="code" href="o__xml_8h.html">nel/misc/o_xml.h</a>"</font> +00032 <font class="preprocessor">#include "<a class="code" href="file_8h.html">nel/misc/file.h</a>"</font> +00033 +00034 <font class="keyword">using</font> <font class="keyword">namespace </font>std; +00035 <font class="keyword">using</font> <font class="keyword">namespace </font>NLSOUND; +00036 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC; +00037 +00038 <font class="keyword">namespace </font>NLSOUND { +00039 +00040 +00041 <font class="comment">// ********************************************************</font> +00042 +<a name="l00043"></a><a class="code" href="classNLSOUND_1_1CSoundAnimation.html#a2">00043</a> <font class="keywordtype">void</font> CSoundAnimation::addMarker(CSoundAnimMarker* marker) +00044 { +00045 <font class="keywordflow">if</font> (marker == NULL) +00046 <font class="keywordflow">return</font>; +00047 +00048 <a class="code" href="classNLSOUND_1_1CSoundAnimation.html#n4">_Dirty</a> = <font class="keyword">true</font>; +00049 <a class="code" href="classNLSOUND_1_1CSoundAnimation.html#n2">_Markers</a>.push_back(marker); +00050 <a class="code" href="classNLSOUND_1_1CSoundAnimation.html#b0">sort</a>(); +00051 } +00052 +00053 <font class="comment">// ********************************************************</font> +00054 +<a name="l00055"></a><a class="code" href="classNLSOUND_1_1CSoundAnimation.html#a3">00055</a> <font class="keywordtype">void</font> CSoundAnimation::removeMarker(CSoundAnimMarker* marker) +00056 { +00057 <font class="keywordflow">if</font> (marker == NULL) +00058 <font class="keywordflow">return</font>; +00059 +00060 <a class="code" href="classNLSOUND_1_1CSoundAnimation.html#n4">_Dirty</a> = <font class="keyword">true</font>; +00061 vector<CSoundAnimMarker*>::iterator iter; +00062 <font class="keywordflow">for</font> (iter = <a class="code" href="classNLSOUND_1_1CSoundAnimation.html#n2">_Markers</a>.begin(); iter != <a class="code" href="classNLSOUND_1_1CSoundAnimation.html#n2">_Markers</a>.end(); iter++) +00063 { +00064 <font class="keywordflow">if</font> (*iter == marker) +00065 { +00066 <a class="code" href="classNLSOUND_1_1CSoundAnimation.html#n2">_Markers</a>.erase(iter); +00067 <font class="keywordflow">break</font>; +00068 } +00069 } +00070 } +00071 +00072 <font class="comment">// ********************************************************</font> +00073 +<a name="l00074"></a><a class="code" href="classNLSOUND_1_1CSoundAnimation.html#b0">00074</a> <font class="keywordtype">void</font> CSoundAnimation::sort() +00075 { +00076 <font class="comment">//std::sort<CSoundAnimMarker*, eqmarker>(_Markers.begin(), _Markers.end(), eqmarker());</font> +00077 } +00078 +00079 <font class="comment">// ********************************************************</font> +00080 +<a name="l00081"></a><a class="code" href="classNLSOUND_1_1CSoundAnimation.html#a8">00081</a> <font class="keywordtype">void</font> CSoundAnimation::save() +00082 { +00083 <font class="comment">// File stream</font> +00084 COFile <a class="code" href="cf__lexical_8cpp.html#a95">file</a>; +00085 vector<const char*> sounds; +00086 +00087 <font class="comment">// Open the file</font> +00088 <font class="keywordflow">if</font> (!<a class="code" href="cf__lexical_8cpp.html#a95">file</a>.open(<a class="code" href="classNLSOUND_1_1CSoundAnimation.html#n3">_Filename</a>.c_str())) +00089 { +00090 <font class="keywordflow">throw</font> exception(<font class="stringliteral">"Can't open the file for writing"</font>); +00091 } +00092 +00093 <font class="comment">// Create the XML stream</font> +00094 COXml output; +00095 +00096 <font class="comment">// Init</font> +00097 <font class="keywordflow">if</font> (output.init (&<a class="code" href="cf__lexical_8cpp.html#a95">file</a>, <font class="stringliteral">"1.0"</font>)) +00098 { +00099 xmlDocPtr xmlDoc = output.getDocument(); +00100 +00101 <font class="comment">// Create the first node</font> +00102 xmlNodePtr root = xmlNewDocNode (xmlDoc, NULL, (<font class="keyword">const</font> xmlChar*)<font class="stringliteral">"SOUNDANIMATION"</font>, NULL); +00103 xmlDocSetRootElement (xmlDoc, root); +00104 +00105 vector<CSoundAnimMarker*>::iterator iter; +00106 <font class="keywordflow">for</font> (iter = <a class="code" href="classNLSOUND_1_1CSoundAnimation.html#n2">_Markers</a>.begin(); iter != <a class="code" href="classNLSOUND_1_1CSoundAnimation.html#n2">_Markers</a>.end(); iter++) +00107 { +00108 CSoundAnimMarker* marker = (*iter); +00109 +00110 set<string>::iterator iter; +00111 +00112 <font class="keywordtype">char</font> <a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>[64]; +00113 <a class="code" href="namespaceNLMISC.html#a211">smprintf</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>, 64, <font class="stringliteral">"%f"</font>, marker->getTime()); +00114 +00115 xmlNodePtr markerNode = xmlNewChild (root, NULL, (<font class="keyword">const</font> xmlChar*)<font class="stringliteral">"MARKER"</font>, NULL); +00116 xmlSetProp (markerNode, (<font class="keyword">const</font> xmlChar*) <font class="stringliteral">"time"</font>, (<font class="keyword">const</font> xmlChar*) <a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>); +00117 +00118 marker->getSounds(sounds); +00119 +00120 vector<const char*>::iterator iter2; +00121 <font class="keywordflow">for</font> (iter2 = sounds.begin(); iter2 != sounds.end(); iter2++) +00122 { +00123 xmlNodePtr soundNode = xmlNewChild ( markerNode, NULL, (<font class="keyword">const</font> xmlChar*)<font class="stringliteral">"SOUND"</font>, NULL ); +00124 xmlSetProp (soundNode, (<font class="keyword">const</font> xmlChar*)<font class="stringliteral">"name"</font>, (<font class="keyword">const</font> xmlChar*) (*iter2)); +00125 } +00126 +00127 sounds.clear(); +00128 } +00129 +00130 <font class="comment">// Flush the stream, write all the output file</font> +00131 output.flush (); +00132 } +00133 +00134 <font class="comment">// Close the file</font> +00135 <a class="code" href="cf__lexical_8cpp.html#a95">file</a>.close (); +00136 +00137 <a class="code" href="classNLSOUND_1_1CSoundAnimation.html#n4">_Dirty</a> = <font class="keyword">false</font>; +00138 } +00139 +00140 <font class="comment">// ********************************************************</font> +00141 +<a name="l00142"></a><a class="code" href="classNLSOUND_1_1CSoundAnimation.html#a13">00142</a> <font class="keywordtype">void</font> CSoundAnimation::play(UAudioMixer* mixer, <font class="keywordtype">float</font> lastTime, <font class="keywordtype">float</font> curTime, CSoundContext &context) +00143 { +00144 vector<CSoundAnimMarker*>::iterator iter; +00145 <font class="keywordflow">for</font> (iter = <a class="code" href="classNLSOUND_1_1CSoundAnimation.html#n2">_Markers</a>.begin(); iter != <a class="code" href="classNLSOUND_1_1CSoundAnimation.html#n2">_Markers</a>.end(); iter++) +00146 { +00147 CSoundAnimMarker* marker = *iter; +00148 <a class="code" href="debug_8h.html#a6">nlassert</a>(marker); +00149 +00150 <font class="keywordflow">if</font> ((lastTime <= marker->getTime()) && (marker->getTime() < curTime)) +00151 { +00152 marker->play(mixer, context); +00153 } +00154 } +00155 } +00156 +00157 <font class="comment">// ********************************************************</font> +00158 +<a name="l00159"></a><a class="code" href="classNLSOUND_1_1CSoundAnimation.html#a7">00159</a> <font class="keywordtype">void</font> CSoundAnimation::load() +00160 { +00161 CIFile <a class="code" href="cf__lexical_8cpp.html#a95">file</a>; +00162 +00163 <font class="comment">// Open the file</font> +00164 <font class="keywordflow">if</font> (!<a class="code" href="cf__lexical_8cpp.html#a95">file</a>.open(<a class="code" href="classNLSOUND_1_1CSoundAnimation.html#n3">_Filename</a>.c_str())) +00165 { +00166 <font class="keywordflow">throw</font> exception(<font class="stringliteral">"Can't open the file for reading"</font>); +00167 } +00168 +00169 <font class="comment">// Create the XML stream</font> +00170 CIXml input; +00171 +00172 <font class="comment">// Init</font> +00173 <font class="keywordflow">if</font> (input.init (<a class="code" href="cf__lexical_8cpp.html#a95">file</a>)) +00174 { +00175 xmlNodePtr animNode = input.getRootNode (); +00176 xmlNodePtr markerNode = input.getFirstChildNode(animNode, <font class="stringliteral">"MARKER"</font>); +00177 +00178 <font class="keywordflow">while</font> (markerNode != 0) +00179 { +00180 CSoundAnimMarker* marker = <font class="keyword">new</font> CSoundAnimMarker(); +00181 +00182 <font class="keyword">const</font> <font class="keywordtype">char</font> *time = (<font class="keyword">const</font> <font class="keywordtype">char</font>*) xmlGetProp(markerNode, (xmlChar*) <font class="stringliteral">"time"</font>); +00183 <font class="keywordflow">if</font> (time == 0) +00184 { +00185 <font class="keywordflow">throw</font> exception(<font class="stringliteral">"Invalid sound animation marker"</font>); +00186 } +00187 +00188 marker->setTime((<font class="keywordtype">float</font>) atof(time)); +00189 xmlFree ((<font class="keywordtype">void</font>*)time); +00190 +00191 +00192 xmlNodePtr soundNode = input.getFirstChildNode(markerNode, <font class="stringliteral">"SOUND"</font>); +00193 +00194 <font class="keywordflow">while</font> (soundNode != 0) +00195 { +00196 <font class="keywordtype">char</font> *name = (<font class="keywordtype">char</font>*) xmlGetProp(soundNode, (xmlChar*) <font class="stringliteral">"name"</font>); +00197 <font class="keywordflow">if</font> (name == 0) +00198 { +00199 <font class="keywordflow">throw</font> exception(<font class="stringliteral">"Invalid sound animation marker"</font>); +00200 } +00201 +00202 marker->addSound(string(name)); +00203 +00204 xmlFree ((<font class="keywordtype">void</font>*)name); +00205 +00206 soundNode = input.getNextChildNode(soundNode, <font class="stringliteral">"SOUND"</font>); +00207 } +00208 +00209 <a class="code" href="classNLSOUND_1_1CSoundAnimation.html#a2">addMarker</a>(marker); +00210 +00211 markerNode = input.getNextChildNode(markerNode, <font class="stringliteral">"MARKER"</font>); +00212 } +00213 } +00214 +00215 <font class="comment">// Close the file</font> +00216 <a class="code" href="cf__lexical_8cpp.html#a95">file</a>.close (); +00217 <a class="code" href="classNLSOUND_1_1CSoundAnimation.html#n4">_Dirty</a> = <font class="keyword">false</font>; +00218 } +00219 +00220 } <font class="comment">//namespace NLSOUND </font> +</pre></div> + +<!-- footer --> +<BR><FONT Size=+5> </FONT> +</TD> +<TD WIDTH=15><IMG SRC=http://www.nevrax.org/inc/img/pixel.gif WIDTH=15 HEIGHT=15 BORDER=0 ALT=""></TD> +</TR> +</TABLE> +</BODY> +</HTML> |