1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
|
<!doctype html public "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">
<HTML>
<HEAD>
<TITLE>nevrax.org : docs</TITLE>
<LINK REL=stylesheet TYPE="text/css" HREF="/inc/css/nevrax.css">
<link href="doxygen.css" rel="stylesheet" type="text/css">
</HEAD>
<BODY MARGINHEIGHT="0" MARGINWIDTH="0">
<!-- uplinks -->
<TABLE CELLSPACING=0 CELLPADDING=0 BORDER=0>
<TR>
<TD WIDTH=16><IMG SRC="/inc/img/pixel.gif" WIDTH="16" HEIGHT="16" BORDER=0 ALT=""></TD>
<TD WIDTH=140 BGCOLOR=#dddddd><IMG SRC="/inc/img/pixel.gif" WIDTH="140" HEIGHT="16" BORDER=0 ALT=""></TD>
<TD WIDTH=16><IMG SRC="/inc/img/pixel.gif" WIDTH="16" HEIGHT="16" BORDER=0 ALT=""></TD>
<TD><IMG width=6 height=14 SRC="/inc/img/reddots.gif" ALT="#" VSPACE=2 HSPACE=2 BORDER=0 ></TD><TD VALIGN=middle> <A CLASS=uplinks HREF='/'><b>Home</B></FONT></A> </TD>
<TD><IMG width=6 height=14 SRC="/inc/img/reddots.gif" ALT="#" VSPACE=2 HSPACE=2 BORDER=0 ></TD><TD VALIGN=middle> <A CLASS=uplinks HREF='/'><b>nevrax.com</B></FONT></A> </TD>
</TR>
</TABLE>
<!-- banner Nevrax -->
<TABLE CELLSPACING=0 CELLPADDING=0 BORDER=0 WIDTH=100%>
<TR><TD BGCOLOR="#000000" BACKGROUND="/inc/img/black_banner.jpg"><A HREF=""><IMG SRC="/inc/img/nevrax.gif" WIDTH="170" HEIGHT="45" BORDER=0 ALT="Nevrax" ></A></TD></TR>
</TABLE>
<!-- main table -->
<TABLE CELLSPACING=0 CELLPADDING=0 BORDER=0 height=100%>
<TR>
<TD WIDTH=16><IMG SRC="/inc/img/pixel.gif" WIDTH="16" HEIGHT="10" BORDER=0 ALT=""></TD>
<TD WIDTH=140 BGCOLOR=#dddddd VALIGN=TOP ALIGN=middle><IMG SRC="/inc/img/pixel.gif" WIDTH="140" HEIGHT="10" BORDER=0 ALT="">
<!------ Begin Box ------>
<TABLE BORDER=0 CELLSPACING=0 CELLPADDING=0 BGCOLOR=black><TR><TD><TABLE border=0 cellspacing=2 cellpadding=0 width=120><tr><TD ALIGN=middle bgcolor=black>
<FONT COLOR=white FACE="sans-serif"><B>Nevrax.org</B></FONT></TD></TR><tr><td colspan=2 bgcolor=#FFFFFF>
<TABLE cellspacing=0 cellpadding=1 border=0>
<tr><td ALIGN=middle><a class='linkbox' href="/news/" TITLE="Rubrique news"><img width=13 height=15 hspace=5 border=0 src=/inc/img/picto-news.gif ALT=#></A></td><td><a class='linkbox' href="/news/" TITLE="News">News</a></td></tr>
<tr><td ALIGN=middle><a class='linkbox' href="/mail/" TITLE="Rubrique mail"><img width=15 height=11 hspace=5 border=0 src=/inc/img/picto-mail.gif ALT=#></A></td><td><a class='linkbox' href="/mail/" TITLE="Mailing list archive">Mailing-list</a></td></tr>
<tr><td ALIGN=middle><a class='linkbox' href="/docs/" TITLE="Rubrique docs"><img width=14 height=16 hspace=5 border=0 src=/inc/img/picto-docs.gif ALT=#></A></td><td><a class='linkbox' href="/docs/" TITLE="Documentation">Documentation</a></td></tr>
<tr><td ALIGN=middle><a class='linkbox' href="/cvs/" TITLE="Rubrique cvs"><img width=13 height=17 hspace=5 border=0 src=/inc/img/picto-cvs.gif ALT=#></A></td><td><a class='linkbox' href="/cvs/" TITLE="CVS Web">CVS</a></td></tr>
<tr><td ALIGN=middle><a class='linkbox' href="/bugs/" TITLE="Rubrique bugs"><img width=20 height=16 hspace=5 border=0 src=/inc/img/picto-bugs.gif ALT=#></A></td><td><a class='linkbox' href="/bugs/" TITLE="Bugtracking">Bugs</a></td></tr>
<tr><td ALIGN=middle><a class='linkbox' href="/GPL.php3" TITLE="Rubrique license"><img width=18 height=12 hspace=5 border=0 src=/inc/img/picto-gpl.gif ALT=#></A></td><td><a class='linkbox' href="/GPL.php3" TITLE="License">License</a></td></tr>
</TABLE>
</TD></TR></TABLE></TD></TR></TABLE>
<!------ End Box ------>
</TD>
<TD WIDTH=15><IMG SRC="/inc/img/pixel.gif" WIDTH="16" HEIGHT="16" BORDER=0 ALT=""></TD>
<TD ALIGN=left valign=top><IMG SRC="/inc/img/pixel.gif" WIDTH="140" HEIGHT="10" BORDER=0 ALT="">
<!-- title -->
<TABLE background="/inc/img/redline.gif" CELLSPACING=0 CELLPADDING=0 BORDER=0 width=100%><tr><td>
<A HREF="/docs/"><img src="/inc/img/t_docs.gif" ALT="Docs" HEIGHT=20 BORDER=0></A>
</td><td><IMG SRC="/inc/img/pixel.gif" WIDTH="1" HEIGHT="1" BORDER=0 ALT="">
</td></tr></table>
<!-- block -->
<TABLE bgcolor="#dddddd" CELLSPACING=0 CELLPADDING=0 BORDER=0 width=100%><tr><td width=1% valign=middle><img width=6 height=14 hspace=2 vspace=2 src="/inc/img/reddots.gif"></TD>
<TD><B>Documentation</B></TD>
<TD ALIGN=RIGHT> </td>
</tr></table>
<!-- Generated by Doxygen 1.2.14 -->
<center>
<a class="qindex" href="index.html">Main Page</a> <a class="qindex" href="namespaces.html">Namespace List</a> <a class="qindex" href="hierarchy.html">Class Hierarchy</a> <a class="qindex" href="classes.html">Alphabetical List</a> <a class="qindex" href="annotated.html">Compound List</a> <a class="qindex" href="files.html">File List</a> <a class="qindex" href="namespacemembers.html">Namespace Members</a> <a class="qindex" href="functions.html">Compound Members</a> <a class="qindex" href="globals.html">File Members</a> <a class="qindex" href="pages.html">Related Pages</a> <a class="qindexRef" doxygen="_cgi:/cgi-bin/nel-search.cgi" href="/cgi-bin/nel-search.cgi">Search</a> </center>
<hr><h1>sound.cpp</h1><a href="sound_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="preprocessor">#include "<a class="code" href="sound_8h.html">sound.h</a>"</font>
00029 <font class="preprocessor">#include "<a class="code" href="path_8h.html">nel/misc/path.h</a>"</font>
00030 <font class="preprocessor">#include "<a class="code" href="sound__bank_8h.html">sound_bank.h</a>"</font>
00031
00032 <font class="preprocessor">#include "<a class="code" href="simple__sound_8h.html">simple_sound.h</a>"</font>
00033 <font class="preprocessor">#include "<a class="code" href="complex__sound_8h.html">complex_sound.h</a>"</font>
00034 <font class="preprocessor">#include "<a class="code" href="context__sound_8h.html">context_sound.h</a>"</font>
00035
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_1CSound.html#d0">00042</a> CSound *CSound::createSound(<font class="keyword">const</font> std::string &filename, <a class="code" href="classNLGEORGES_1_1UFormElm.html">NLGEORGES::UFormElm</a>& formRoot)
00043 {
00044 <a class="code" href="classNLSOUND_1_1CSound.html#a0">CSound</a> *ret = NULL;
00045 string soundType;
00046
00047 <a class="code" href="classNLGEORGES_1_1UFormElm.html">NLGEORGES::UFormElm</a> *psoundType;
00048
00049 <font class="keywordflow">if</font> (!formRoot.<a class="code" href="classNLGEORGES_1_1UFormElm.html#a0">getNodeByName</a>(&psoundType, <font class="stringliteral">".SoundType"</font>))
00050 {
00051 <a class="code" href="debug_8h.html#a2">nlwarning</a>(<font class="stringliteral">"No SoundType in : %s"</font>, filename.c_str());
00052 <font class="keywordflow">return</font> 0;
00053 }
00054
00055 <font class="keywordflow">if</font> (psoundType != NULL)
00056 {
00057 std::string dfnName;
00058 psoundType-><a class="code" href="classNLGEORGES_1_1UFormElm.html#a42">getDfnName</a>(dfnName);
00059
00060 <font class="keywordflow">if</font> (dfnName == <font class="stringliteral">"simple_sound.dfn"</font>)
00061 {
00062 ret = <font class="keyword">new</font> CSimpleSound();
00063 ret->importForm(filename, formRoot);
00064 }
00065 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (dfnName == <font class="stringliteral">"complex_sound.dfn"</font>)
00066 {
00067 ret = <font class="keyword">new</font> CComplexSound();
00068 ret->importForm(filename, formRoot);
00069 }
00070 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (dfnName == <font class="stringliteral">"background_sound.dfn"</font>)
00071 {
00072 ret = <font class="keyword">new</font> CBackgroundSound();
00073 ret->importForm(filename, formRoot);
00074 }
00075 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (dfnName == <font class="stringliteral">"context_sound.dfn"</font>)
00076 {
00077 ret = <font class="keyword">new</font> CContextSound();
00078 ret->importForm(filename, formRoot);
00079 }
00080 <font class="keywordflow">else</font>
00081 {
00082 <a class="code" href="debug_8h.html#a8">nlassertex</a>(<font class="keyword">false</font>, (<font class="stringliteral">"SoundType unsuported : %s"</font>, dfnName.c_str()));
00083 }
00084
00085 }
00086
00087 <font class="keywordflow">return</font> ret;
00088 }
00089
00090
00091
00092 <font class="comment">/*</font>
00093 <font class="comment"> * Constructor</font>
00094 <font class="comment"> */</font>
<a name="l00095"></a><a class="code" href="classNLSOUND_1_1CSound.html#a0">00095</a> CSound::CSound() :
00096 _Gain(1.0f),
00097 _Pitch(1.0f),
00098 _MaxDist(1000000.0f),
00099 _Priority(<a class="code" href="namespaceNLSOUND.html#a82a12">MidPri</a>),
00100 _Looping(false),
00101 _ConeInnerAngle(6.283185f),
00102 _ConeOuterAngle(6.283185f),
00103 _ConeOuterGain( 1.0f )
00104 {
00105 }
00106
<a name="l00107"></a><a class="code" href="classNLSOUND_1_1CSound.html#a1">00107</a> CSound::~CSound()
00108 {}
00109
00110
<a name="l00111"></a><a class="code" href="classNLSOUND_1_1CSound.html#a18">00111</a> <font class="keywordtype">void</font> CSound::serial(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &<a class="code" href="driver__opengl__extension__def_8h.html#a383">s</a>)
00112 {
00113 s.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="classNLSOUND_1_1CSound.html#n0">_Gain</a>);
00114 s.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="classNLSOUND_1_1CSound.html#n1">_Pitch</a>);
00115 s.<a class="code" href="classNLMISC_1_1IStream.html#a6">serialEnum</a>(<a class="code" href="classNLSOUND_1_1CSound.html#n2">_Priority</a>);
00116 s.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="classNLSOUND_1_1CSound.html#n3">_ConeInnerAngle</a>, <a class="code" href="classNLSOUND_1_1CSound.html#n4">_ConeOuterAngle</a>, <a class="code" href="classNLSOUND_1_1CSound.html#n5">_ConeOuterGain</a>);
00117 s.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="classNLSOUND_1_1CSound.html#n6">_Direction</a>);
00118 s.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="classNLSOUND_1_1CSound.html#n7">_Looping</a>);
00119 s.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="classNLSOUND_1_1CSound.html#n8">_MaxDist</a>);
00120 s.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="classNLSOUND_1_1CSound.html#n9">_Name</a>);
00121 }
00122
00123
<a name="l00127"></a><a class="code" href="classNLSOUND_1_1CSound.html#a3">00127</a> <font class="keywordtype">void</font> CSound::importForm(<font class="keyword">const</font> std::string& filename, <a class="code" href="classNLGEORGES_1_1UFormElm.html">NLGEORGES::UFormElm</a>& root)
00128 {
00129 <font class="comment">// Name</font>
00130 <a class="code" href="classNLSOUND_1_1CSound.html#n9">_Name</a> = CFile::getFilenameWithoutExtension(filename);
00131
00132 <font class="comment">// InternalConeAngle</font>
00133 uint32 inner;
00134 root.<a class="code" href="classNLGEORGES_1_1UFormElm.html#a2">getValueByName</a>(inner, <font class="stringliteral">".InternalConeAngle"</font>);
00135 <font class="keywordflow">if</font> (inner > 360)
00136 {
00137 inner = 360;
00138 }
00139 <a class="code" href="classNLSOUND_1_1CSound.html#n3">_ConeInnerAngle</a> = (float) (<a class="code" href="namespaceNLMISC.html#a7">Pi</a> * inner / 180.0f); <font class="comment">// convert to radians</font>
00140
00141 <font class="comment">// ExternalConeAngle</font>
00142 uint32 outer;
00143 root.<a class="code" href="classNLGEORGES_1_1UFormElm.html#a2">getValueByName</a>(outer, <font class="stringliteral">".ExternalConeAngle"</font>);
00144 <font class="keywordflow">if</font> (outer > 360)
00145 {
00146 outer = 360;
00147 }
00148 <a class="code" href="classNLSOUND_1_1CSound.html#n4">_ConeOuterAngle</a>= (float) (<a class="code" href="namespaceNLMISC.html#a7">Pi</a> * outer / 180.0f); <font class="comment">// convert to radians</font>
00149
00150 <font class="comment">// Loop</font>
00151 root.<a class="code" href="classNLGEORGES_1_1UFormElm.html#a2">getValueByName</a>(<a class="code" href="classNLSOUND_1_1CSound.html#n7">_Looping</a>, <font class="stringliteral">".Loop"</font>);
00152
00153 <font class="comment">// Gain</font>
00154 sint32 gain;
00155 root.<a class="code" href="classNLGEORGES_1_1UFormElm.html#a2">getValueByName</a>(gain, <font class="stringliteral">".Gain"</font>);
00156 <font class="keywordflow">if</font> (gain > 0)
00157 {
00158 gain = 0;
00159 }
00160 <font class="keywordflow">if</font> (gain < -100)
00161 {
00162 gain = -100;
00163 }
00164 <a class="code" href="classNLSOUND_1_1CSound.html#n0">_Gain</a> = (float) pow(10.0, gain / 20.0); <font class="comment">// convert dB to linear gain</font>
00165
00166 <font class="comment">// External gain</font>
00167 root.<a class="code" href="classNLGEORGES_1_1UFormElm.html#a2">getValueByName</a>(gain, <font class="stringliteral">".ExternalGain"</font>);
00168 <font class="keywordflow">if</font> (gain > 0)
00169 {
00170 gain = 0;
00171 }
00172 <font class="keywordflow">if</font> (gain < -100)
00173 {
00174 gain = -100;
00175 }
00176 <a class="code" href="classNLSOUND_1_1CSound.html#n5">_ConeOuterGain</a> = (float) pow(10.0, gain / 20.0); <font class="comment">// convert dB to linear gain</font>
00177
00178 <font class="comment">// Direction</font>
00179 <font class="keywordtype">float</font> <a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a366">z</a>;
00180
00181 root.<a class="code" href="classNLGEORGES_1_1UFormElm.html#a2">getValueByName</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <font class="stringliteral">".Direction.X"</font>);
00182 root.<a class="code" href="classNLGEORGES_1_1UFormElm.html#a2">getValueByName</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, <font class="stringliteral">".Direction.Y"</font>);
00183 root.<a class="code" href="classNLGEORGES_1_1UFormElm.html#a2">getValueByName</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a366">z</a>, <font class="stringliteral">".Direction.Z"</font>);
00184 <a class="code" href="classNLSOUND_1_1CSound.html#n6">_Direction</a> = CVector(<a class="code" href="driver__opengl__extension__def_8h.html#a364">x</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a365">y</a>, <a class="code" href="driver__opengl__extension__def_8h.html#a366">z</a>);
00185
00186
00187 <font class="comment">// Pitch</font>
00188 sint32 trans;
00189 root.<a class="code" href="classNLGEORGES_1_1UFormElm.html#a2">getValueByName</a>(trans, <font class="stringliteral">".Transpose"</font>);
00190 <a class="code" href="classNLSOUND_1_1CSound.html#n1">_Pitch</a> = (float) pow(<a class="code" href="namespaceNLSOUND.html#a73">Sqrt12_2</a>, trans); <font class="comment">// convert semi-tones to playback speed</font>
00191
00192 <font class="comment">// Priority</font>
00193 uint32 prio = 0;
00194 root.<a class="code" href="classNLGEORGES_1_1UFormElm.html#a2">getValueByName</a>(prio, <font class="stringliteral">".Priority"</font>);
00195 <font class="keywordflow">switch</font> (prio)
00196 {
00197 <font class="keywordflow">case</font> 0: <a class="code" href="classNLSOUND_1_1CSound.html#n2">_Priority</a> = <a class="code" href="namespaceNLSOUND.html#a82a13">LowPri</a>; <font class="keywordflow">break</font>;
00198 <font class="keywordflow">default</font>:
00199 <font class="keywordflow">case</font> 1: <a class="code" href="classNLSOUND_1_1CSound.html#n2">_Priority</a> = <a class="code" href="namespaceNLSOUND.html#a82a12">MidPri</a>; <font class="keywordflow">break</font>;
00200 <font class="keywordflow">case</font> 2: <a class="code" href="classNLSOUND_1_1CSound.html#n2">_Priority</a> = <a class="code" href="namespaceNLSOUND.html#a82a11">HighPri</a>; <font class="keywordflow">break</font>;
00201 <font class="keywordflow">case</font> 3: <a class="code" href="classNLSOUND_1_1CSound.html#n2">_Priority</a> = <a class="code" href="namespaceNLSOUND.html#a82a10">HighestPri</a>; <font class="keywordflow">break</font>;
00202 }
00203 }
00204
00205
00206
00207 } <font class="comment">// NLSOUND</font>
</pre></div>
<!-- footer -->
<BR><FONT Size=+5> </FONT>
</TD>
<TD WIDTH=15><IMG SRC=/inc/img/pixel.gif WIDTH=15 HEIGHT=15 BORDER=0 ALT=""></TD>
</TR>
</TABLE>
</BODY>
</HTML>
|
