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<h1>TrkChi2DeflCut Class Reference</h1><!-- doxytag: class="TrkChi2DeflCut" --><!-- doxytag: inherits="PamCut" -->The tracker chi2 vs deflection cut.  
<a href="#_details">More...</a>
<p>
<code>#include &lt;<a class="el" href="TrkChi2DeflCut_8h_source.html">TrkChi2DeflCut.h</a>&gt;</code>
<p>
<div class="dynheader">
Inheritance diagram for TrkChi2DeflCut:</div>
<div class="dynsection">

<p><center><img src="classTrkChi2DeflCut.png" usemap="#TrkChi2DeflCut_map" border="0" alt=""></center>
<map name="TrkChi2DeflCut_map">
<area href="classPamCut.html" alt="PamCut" shape="rect" coords="183,0,295,24">
<area href="classTrkChi2Defl50Cut.html" alt="TrkChi2Defl50Cut" shape="rect" coords="0,112,112,136">
<area href="classTrkChi2Defl75Cut.html" alt="TrkChi2Defl75Cut" shape="rect" coords="122,112,234,136">
<area href="classTrkChi2Defl90Cut.html" alt="TrkChi2Defl90Cut" shape="rect" coords="244,112,356,136">
<area href="classTrkChi2Defl95Cut.html" alt="TrkChi2Defl95Cut" shape="rect" coords="366,112,478,136">
</map>
</div>

<p>
<a href="classTrkChi2DeflCut-members.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classTrkChi2DeflCut.html#1a6120ac575e431e5d50bfcafba50151">TrkChi2DeflCut</a> (const char *cutName, float p0, float p1, float p2)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Constructor.  <a href="#1a6120ac575e431e5d50bfcafba50151"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="3ac684c15b41aff7478c462fd925736d"></a><!-- doxytag: member="TrkChi2DeflCut::~TrkChi2DeflCut" ref="3ac684c15b41aff7478c462fd925736d" args="()" -->
&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classTrkChi2DeflCut.html#3ac684c15b41aff7478c462fd925736d">~TrkChi2DeflCut</a> ()</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Destructor. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="classTrkChi2DeflCut.html#9a83aea89ca0147ca956c57fed60c2f4">Check</a> (PamLevel2 *event)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">The tracker chi2 vs deflection check.  <a href="#9a83aea89ca0147ca956c57fed60c2f4"></a><br></td></tr>
</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
The tracker chi2 vs deflection cut. 
<p>
Events whose track has been fitted with a chi2 greater than Chi2(eta) are discarded. Chi2(eta) is a function which gives the maximum value of chi2 associated to a certain deflection eta; in current implementation it is parameterized as:<p>
Chi2(eta) = p0 + p1 * eta^2 + p2 * eta ^4<p>
where p0, p1 and p2 are parameters. <hr><h2>Constructor &amp; Destructor Documentation</h2>
<a class="anchor" name="1a6120ac575e431e5d50bfcafba50151"></a><!-- doxytag: member="TrkChi2DeflCut::TrkChi2DeflCut" ref="1a6120ac575e431e5d50bfcafba50151" args="(const char *cutName, float p0, float p1, float p2)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">TrkChi2DeflCut::TrkChi2DeflCut           </td>
          <td>(</td>
          <td class="paramtype">const char *&nbsp;</td>
          <td class="paramname"> <em>cutName</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float&nbsp;</td>
          <td class="paramname"> <em>p0</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float&nbsp;</td>
          <td class="paramname"> <em>p1</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">float&nbsp;</td>
          <td class="paramname"> <em>p2</em></td><td>&nbsp;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td><td><code> [inline]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Constructor. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>cutName</em>&nbsp;</td><td>The cut's name. </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>p0</em>&nbsp;</td><td>The constant term in Chi2(eta). </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>p1</em>&nbsp;</td><td>The coefficient or the quadratic term in Chi2(eta). </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>p2</em>&nbsp;</td><td>The coefficient or the quartic term in Chi2(eta). </td></tr>
  </table>
</dl>

</div>
</div><p>
<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="9a83aea89ca0147ca956c57fed60c2f4"></a><!-- doxytag: member="TrkChi2DeflCut::Check" ref="9a83aea89ca0147ca956c57fed60c2f4" args="(PamLevel2 *event)" -->
<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">int TrkChi2DeflCut::Check           </td>
          <td>(</td>
          <td class="paramtype">PamLevel2 *&nbsp;</td>
          <td class="paramname"> <em>event</em>          </td>
          <td>&nbsp;)&nbsp;</td>
          <td><code> [virtual]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
The tracker chi2 vs deflection check. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>event</em>&nbsp;</td><td>The event to analyze. </td></tr>
  </table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd><a class="el" href="CommonDefs_8h.html#c857f4b76ae431837cbf61fd74863b6c" title="The implementations of PamCut::Check() must return this value if the event satisfy...">CUTOK</a> if chi2 &lt; Chi2(eta). <p>
0 if not </dd></dl>

<p>Implements <a class="el" href="classPamCut.html#a874600461950d1f2b75ce3938f91cbe">PamCut</a>.</p>

</div>
</div><p>
<hr>The documentation for this class was generated from the following files:<ul>
<li>TrkCuts/TrkChi2DeflCut/<a class="el" href="TrkChi2DeflCut_8h_source.html">TrkChi2DeflCut.h</a><li>TrkCuts/TrkChi2DeflCut/TrkChi2DeflCut.cpp</ul>
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1	<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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3	<title>PamCut: TrkChi2DeflCut Class Reference</title>
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23	</div>
24	<div class="contents">
25	<h1>TrkChi2DeflCut Class Reference</h1><!-- doxytag: class="TrkChi2DeflCut" --><!-- doxytag: inherits="PamCut" -->The tracker chi2 vs deflection cut.
26	<a href="#_details">More...</a>
27	<p>
28	<code>#include <<a class="el" href="TrkChi2DeflCut_8h_source.html">TrkChi2DeflCut.h</a>></code>
29	<p>
30	<div class="dynheader">
31	Inheritance diagram for TrkChi2DeflCut:</div>
32	<div class="dynsection">
33
34	<p><center><img src="classTrkChi2DeflCut.png" usemap="#TrkChi2DeflCut_map" border="0" alt=""></center>
35	<map name="TrkChi2DeflCut_map">
36	<area href="classPamCut.html" alt="PamCut" shape="rect" coords="183,0,295,24">
37	<area href="classTrkChi2Defl50Cut.html" alt="TrkChi2Defl50Cut" shape="rect" coords="0,112,112,136">
38	<area href="classTrkChi2Defl75Cut.html" alt="TrkChi2Defl75Cut" shape="rect" coords="122,112,234,136">
39	<area href="classTrkChi2Defl90Cut.html" alt="TrkChi2Defl90Cut" shape="rect" coords="244,112,356,136">
40	<area href="classTrkChi2Defl95Cut.html" alt="TrkChi2Defl95Cut" shape="rect" coords="366,112,478,136">
41	</map>
42	</div>
43
44	<p>
45	<a href="classTrkChi2DeflCut-members.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0">
46	<tr><td></td></tr>
47	<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
48	<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classTrkChi2DeflCut.html#1a6120ac575e431e5d50bfcafba50151">TrkChi2DeflCut</a> (const char *cutName, float p0, float p1, float p2)</td></tr>
49
50	<tr><td class="mdescLeft"> </td><td class="mdescRight">Constructor. <a href="#1a6120ac575e431e5d50bfcafba50151"></a><br></td></tr>
51	<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="3ac684c15b41aff7478c462fd925736d"></a><!-- doxytag: member="TrkChi2DeflCut::~TrkChi2DeflCut" ref="3ac684c15b41aff7478c462fd925736d" args="()" -->
52	</td><td class="memItemRight" valign="bottom"><a class="el" href="classTrkChi2DeflCut.html#3ac684c15b41aff7478c462fd925736d">~TrkChi2DeflCut</a> ()</td></tr>
53
54	<tr><td class="mdescLeft"> </td><td class="mdescRight">Destructor. <br></td></tr>
55	<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classTrkChi2DeflCut.html#9a83aea89ca0147ca956c57fed60c2f4">Check</a> (PamLevel2 *event)</td></tr>
56
57	<tr><td class="mdescLeft"> </td><td class="mdescRight">The tracker chi2 vs deflection check. <a href="#9a83aea89ca0147ca956c57fed60c2f4"></a><br></td></tr>
58	</table>
59	<hr><a name="_details"></a><h2>Detailed Description</h2>
60	The tracker chi2 vs deflection cut.
61	<p>
62	Events whose track has been fitted with a chi2 greater than Chi2(eta) are discarded. Chi2(eta) is a function which gives the maximum value of chi2 associated to a certain deflection eta; in current implementation it is parameterized as:<p>
63	Chi2(eta) = p0 + p1 * eta^2 + p2 * eta ^4<p>
64	where p0, p1 and p2 are parameters. <hr><h2>Constructor & Destructor Documentation</h2>
65	<a class="anchor" name="1a6120ac575e431e5d50bfcafba50151"></a><!-- doxytag: member="TrkChi2DeflCut::TrkChi2DeflCut" ref="1a6120ac575e431e5d50bfcafba50151" args="(const char *cutName, float p0, float p1, float p2)" -->
66	<div class="memitem">
67	<div class="memproto">
68	<table class="memname">
69	<tr>
70	<td class="memname">TrkChi2DeflCut::TrkChi2DeflCut </td>
71	<td>(</td>
72	<td class="paramtype">const char * </td>
73	<td class="paramname"> <em>cutName</em>, </td>
74	</tr>
75	<tr>
76	<td class="paramkey"></td>
77	<td></td>
78	<td class="paramtype">float </td>
79	<td class="paramname"> <em>p0</em>, </td>
80	</tr>
81	<tr>
82	<td class="paramkey"></td>
83	<td></td>
84	<td class="paramtype">float </td>
85	<td class="paramname"> <em>p1</em>, </td>
86	</tr>
87	<tr>
88	<td class="paramkey"></td>
89	<td></td>
90	<td class="paramtype">float </td>
91	<td class="paramname"> <em>p2</em></td><td> </td>
92	</tr>
93	<tr>
94	<td></td>
95	<td>)</td>
96	<td></td><td></td><td><code> [inline]</code></td>
97	</tr>
98	</table>
99	</div>
100	<div class="memdoc">
101
102	<p>
103	Constructor.
104	<p>
105	<dl compact><dt><b>Parameters:</b></dt><dd>
106	<table border="0" cellspacing="2" cellpadding="0">
107	<tr><td valign="top"></td><td valign="top"><em>cutName</em> </td><td>The cut's name. </td></tr>
108	<tr><td valign="top"></td><td valign="top"><em>p0</em> </td><td>The constant term in Chi2(eta). </td></tr>
109	<tr><td valign="top"></td><td valign="top"><em>p1</em> </td><td>The coefficient or the quadratic term in Chi2(eta). </td></tr>
110	<tr><td valign="top"></td><td valign="top"><em>p2</em> </td><td>The coefficient or the quartic term in Chi2(eta). </td></tr>
111	</table>
112	</dl>
113
114	</div>
115	</div><p>
116	<hr><h2>Member Function Documentation</h2>
117	<a class="anchor" name="9a83aea89ca0147ca956c57fed60c2f4"></a><!-- doxytag: member="TrkChi2DeflCut::Check" ref="9a83aea89ca0147ca956c57fed60c2f4" args="(PamLevel2 *event)" -->
118	<div class="memitem">
119	<div class="memproto">
120	<table class="memname">
121	<tr>
122	<td class="memname">int TrkChi2DeflCut::Check </td>
123	<td>(</td>
124	<td class="paramtype">PamLevel2 * </td>
125	<td class="paramname"> <em>event</em> </td>
126	<td> ) </td>
127	<td><code> [virtual]</code></td>
128	</tr>
129	</table>
130	</div>
131	<div class="memdoc">
132
133	<p>
134	The tracker chi2 vs deflection check.
135	<p>
136	<dl compact><dt><b>Parameters:</b></dt><dd>
137	<table border="0" cellspacing="2" cellpadding="0">
138	<tr><td valign="top"></td><td valign="top"><em>event</em> </td><td>The event to analyze. </td></tr>
139	</table>
140	</dl>
141	<dl class="return" compact><dt><b>Returns:</b></dt><dd><a class="el" href="CommonDefs_8h.html#c857f4b76ae431837cbf61fd74863b6c" title="The implementations of PamCut::Check() must return this value if the event satisfy...">CUTOK</a> if chi2 < Chi2(eta). <p>
142	0 if not </dd></dl>
143
144	<p>Implements <a class="el" href="classPamCut.html#a874600461950d1f2b75ce3938f91cbe">PamCut</a>.</p>
145
146	</div>
147	</div><p>
148	<hr>The documentation for this class was generated from the following files:<ul>
149	<li>TrkCuts/TrkChi2DeflCut/<a class="el" href="TrkChi2DeflCut_8h_source.html">TrkChi2DeflCut.h</a><li>TrkCuts/TrkChi2DeflCut/TrkChi2DeflCut.cpp</ul>
150	</div>
151	<hr size="1"><address style="text-align: right;"><small>Generated on Fri Jun 5 15:09:07 2009 for PamCut by
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