frederik
/
xserver
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity
xserver/hw/dmx/doc/html/dmxstat_8h.html

365 lines
13 KiB
HTML
Raw Blame History

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1">
<title>File Index</title>
<link href="doxygen.css" rel="stylesheet" type="text/css">
</head>
<body>
<!-- Generated by Doxygen 1.3.4 -->
<div class="qindex"><a class="qindex" href="main.html">Main&nbsp;Page</a> | <a class="qindex" href="classes.html">Alphabetical&nbsp;List</a> | <a class="qindex" href="annotated.html">Data&nbsp;Structures</a> | <a class="qindex" href="files.html">File&nbsp;List</a> | <a class="qindex" href="functions.html">Data&nbsp;Fields</a> | <a class="qindex" href="globals.html">Globals</a></div>
<h1>dmxstat.h File Reference</h1>
<p>
<a href="dmxstat_8h-source.html">Go to the source code of this file.</a><table border=0 cellpadding=0 cellspacing=0>
<tr><td></td></tr>
<tr><td colspan=2><br><h2>Defines</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>#define&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxstat_8h.html#a0">DMX_STAT_LENGTH</a>&nbsp;&nbsp;&nbsp;10</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>#define&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxstat_8h.html#a1">DMX_STAT_INTERVAL</a>&nbsp;&nbsp;&nbsp;1000</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>#define&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxstat_8h.html#a2">DMX_STAT_BINS</a>&nbsp;&nbsp;&nbsp;3</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>#define&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxstat_8h.html#a3">DMX_STAT_BIN0</a>&nbsp;&nbsp;&nbsp;10000</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>#define&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxstat_8h.html#a4">DMX_STAT_BINMULT</a>&nbsp;&nbsp;&nbsp;100</td></tr>
<tr><td colspan=2><br><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxstat_8h.html#a6">dmxStatActivate</a> (const char *interval, const char *displays)</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="struct__DMXStatInfo.html">DMXStatInfo</a> *&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxstat_8h.html#a7">dmxStatAlloc</a> (void)</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxstat_8h.html#a8">dmxStatFree</a> (<a class="el" href="struct__DMXStatInfo.html">DMXStatInfo</a> *)</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxstat_8h.html#a9">dmxStatInit</a> (void)</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>void&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxstat_8h.html#a10">dmxStatSync</a> (<a class="el" href="struct__DMXScreenInfo.html">DMXScreenInfo</a> *dmxScreen, struct timeval *stop, struct timeval *start, unsigned long pending)</td></tr>
<tr><td colspan=2><br><h2>Variables</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>int&nbsp;</td><td class="memItemRight" valign=bottom><a class="el" href="dmxstat_8h.html#a5">dmxStatInterval</a></td></tr>
</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
Interface for statistic gathering interface. <dl compact><dt><b>See also:</b></dt><dd><a class="el" href="dmxstat_8c.html">dmxstat.c</a></dd></dl>
<hr><h2>Define Documentation</h2>
<a class="anchor" name="a3" doxytag="dmxstat.h::DMX_STAT_BIN0" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> #define DMX_STAT_BIN0&nbsp;&nbsp;&nbsp;10000
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
&nbsp;
</td>
<td>
<p>
us for bin[0] </td>
</tr>
</table>
<a class="anchor" name="a4" doxytag="dmxstat.h::DMX_STAT_BINMULT" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> #define DMX_STAT_BINMULT&nbsp;&nbsp;&nbsp;100
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
&nbsp;
</td>
<td>
<p>
multiplier for next bin[] </td>
</tr>
</table>
<a class="anchor" name="a2" doxytag="dmxstat.h::DMX_STAT_BINS" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> #define DMX_STAT_BINS&nbsp;&nbsp;&nbsp;3
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
&nbsp;
</td>
<td>
<p>
number of bins </td>
</tr>
</table>
<a class="anchor" name="a1" doxytag="dmxstat.h::DMX_STAT_INTERVAL" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> #define DMX_STAT_INTERVAL&nbsp;&nbsp;&nbsp;1000
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
&nbsp;
</td>
<td>
<p>
msec between printouts </td>
</tr>
</table>
<a class="anchor" name="a0" doxytag="dmxstat.h::DMX_STAT_LENGTH" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> #define DMX_STAT_LENGTH&nbsp;&nbsp;&nbsp;10
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
&nbsp;
</td>
<td>
<p>
number of events for moving average </td>
</tr>
</table>
<hr><h2>Function Documentation</h2>
<a class="anchor" name="a6" doxytag="dmxstat.h::dmxStatActivate" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> void dmxStatActivate </td>
<td class="md" valign="top">(&nbsp;</td>
<td class="md" nowrap valign="top">const char *&nbsp;</td>
<td class="mdname" nowrap> <em>interval</em>, </td>
</tr>
<tr>
<td></td>
<td></td>
<td class="md" nowrap>const char *&nbsp;</td>
<td class="mdname" nowrap> <em>displays</em></td>
</tr>
<tr>
<td></td>
<td class="md">)&nbsp;</td>
<td class="md" colspan="2"></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
&nbsp;
</td>
<td>
<p>
Turn on XSync statistic gathering and printing. Print every <em>interval</em> seconds, with lines for the first <em>displays</em>. If <em>interval</em> is NULL, 1 will be used. If <em>displays</em> is NULL, 0 will be used (meaning a line for every display will be printed). Note that this function takes string arguments because it will usually be called from <a class="el" href="dmxinit_8c.html#a40">ddxProcessArgument</a> in #dmxinit.c. </td>
</tr>
</table>
<a class="anchor" name="a7" doxytag="dmxstat.h::dmxStatAlloc" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> <a class="el" href="struct__DMXStatInfo.html">DMXStatInfo</a>* dmxStatAlloc </td>
<td class="md" valign="top">(&nbsp;</td>
<td class="md" nowrap valign="top">void&nbsp;</td>
<td class="mdname1" valign="top" nowrap> </td>
<td class="md" valign="top">&nbsp;)&nbsp;</td>
<td class="md" nowrap></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
&nbsp;
</td>
<td>
<p>
Allocate a <em>DMXStatInfo</em> structure. </td>
</tr>
</table>
<a class="anchor" name="a8" doxytag="dmxstat.h::dmxStatFree" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> void dmxStatFree </td>
<td class="md" valign="top">(&nbsp;</td>
<td class="md" nowrap valign="top"><a class="el" href="struct__DMXStatInfo.html">DMXStatInfo</a> *&nbsp;</td>
<td class="mdname1" valign="top" nowrap> <em>pt</em> </td>
<td class="md" valign="top">&nbsp;)&nbsp;</td>
<td class="md" nowrap></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
&nbsp;
</td>
<td>
<p>
Free the memory used by a <em>DMXStatInfo</em> structure. </td>
</tr>
</table>
<a class="anchor" name="a9" doxytag="dmxstat.h::dmxStatInit" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> void dmxStatInit </td>
<td class="md" valign="top">(&nbsp;</td>
<td class="md" nowrap valign="top">void&nbsp;</td>
<td class="mdname1" valign="top" nowrap> </td>
<td class="md" valign="top">&nbsp;)&nbsp;</td>
<td class="md" nowrap></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
&nbsp;
</td>
<td>
<p>
Try to initialize the statistic gathering and printing routines. Initialization only takes place if <a class="el" href="dmxstat_8h.html#a6">dmxStatActivate</a> has already been called. We don't need the same generation protection that we used in dmxSyncInit because our timer is always on a queue -- hence, server generation will always free it. </td>
</tr>
</table>
<a class="anchor" name="a10" doxytag="dmxstat.h::dmxStatSync" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> void dmxStatSync </td>
<td class="md" valign="top">(&nbsp;</td>
<td class="md" nowrap valign="top"><a class="el" href="struct__DMXScreenInfo.html">DMXScreenInfo</a> *&nbsp;</td>
<td class="mdname" nowrap> <em>dmxScreen</em>, </td>
</tr>
<tr>
<td></td>
<td></td>
<td class="md" nowrap>struct timeval *&nbsp;</td>
<td class="mdname" nowrap> <em>stop</em>, </td>
</tr>
<tr>
<td></td>
<td></td>
<td class="md" nowrap>struct timeval *&nbsp;</td>
<td class="mdname" nowrap> <em>start</em>, </td>
</tr>
<tr>
<td></td>
<td></td>
<td class="md" nowrap>unsigned long&nbsp;</td>
<td class="mdname" nowrap> <em>pending</em></td>
</tr>
<tr>
<td></td>
<td class="md">)&nbsp;</td>
<td class="md" colspan="2"></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
&nbsp;
</td>
<td>
<p>
Note that a XSync() was just done on <em>dmxScreen</em> with the <em>start</em> and <em>stop</em> times (from gettimeofday()) and the number of pending-but-not-yet-processed XSync requests. This routine is called from #dmxDoSync in #dmxsync.c </td>
</tr>
</table>
<hr><h2>Variable Documentation</h2>
<a class="anchor" name="a5" doxytag="dmxstat.h::dmxStatInterval" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> int <a class="el" href="dmxstat_8h.html#a5">dmxStatInterval</a>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
&nbsp;
</td>
<td>
<p>
Only for <a class="el" href="dmxstat_8c.html">dmxstat.c</a> and <a class="el" href="dmxsync_8c.html">dmxsync.c</a> </td>
</tr>
</table>
<hr>
<address>
<small>
Generated June 29, 2004 for <a
href="http://dmx.sourceforge.net">Distributed Multihead X</a> by
<a href="http://www.doxygen.org/index.html">doxygen</a>
1.3.4.
</small>
</addres>
</hr>
</body>
</html>
Reference in New Issue View Git Blame Copy Permalink