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ConfidenceFilterNode.cxx

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00001 /* ========================================================================
00002  * Copyright (c) 2006,
00003  * Institute for Computer Graphics and Vision
00004  * Graz University of Technology
00005  * All rights reserved.
00006  *
00007  * Redistribution and use in source and binary forms, with or without
00008  * modification, are permitted provided that the following conditions are
00009  * met:
00010  *
00011  * Redistributions of source code must retain the above copyright notice,
00012  * this list of conditions and the following disclaimer.
00013  *
00014  * Redistributions in binary form must reproduce the above copyright
00015  * notice, this list of conditions and the following disclaimer in the
00016  * documentation and/or other materials provided with the distribution.
00017  *
00018  * Neither the name of the Graz University of Technology nor the names of
00019  * its contributors may be used to endorse or promote products derived from
00020  * this software without specific prior written permission.
00021  *
00022  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
00023  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
00024  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
00025  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
00026  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
00027  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
00028  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
00029  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
00030  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
00031  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
00032  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00033  * ========================================================================
00034  * PROJECT: OpenTracker
00035  * ======================================================================== */
00042 /* ======================================================================= */
00043 
00044 // this will remove the warning 4786
00045 #include "../tool/disable4786.h"
00046 
00047 #include "ConfidenceFilterNode.h"
00048 
00049 
00050 #ifndef OT_NO_CONFIDENCE_SUPPORT
00051 
00052 
00053 namespace ot {
00054 
00055     // constructor method
00056     ConfidenceFilterNode::ConfidenceFilterNode( float treshhold_, types type_ )
00057         : type( type_ )
00058     {
00059         if( treshhold_ < 0 )
00060             treshhold_ = 0;
00061         else if( treshhold_ > 1 )
00062             treshhold_ = 1;
00063         treshhold = treshhold_;
00064     } 
00065 
00066     // tests the confidence value and only forwards passing events
00067     void ConfidenceFilterNode::onEventGenerated( Event& event, Node & generator )
00068     {
00069         switch( type )
00070         {
00071             case HIGH : if( event.getConfidence() >= treshhold )
00072                 updateObservers( event );
00073                 break;
00074             case LOW : if( event.getConfidence() <= treshhold )
00075                 updateObservers( event );
00076                 break;
00077         }   
00078     }
00079 
00080 } // namespace ot
00081 
00082 
00083 
00084 #else
00085 #pragma message(">>> OT_NO_CONFIDENCE_SUPPORT")
00086 #endif //OT_NO_CONFIDENCE_SUPPORT
00087 
00088 /* 
00089  * ------------------------------------------------------------
00090  *   End of ConfidenceFilterNode.cxx
00091  * ------------------------------------------------------------
00092  *   Automatic Emacs configuration follows.
00093  *   Local Variables:
00094  *   mode:c++
00095  *   c-basic-offset: 4
00096  *   eval: (c-set-offset 'substatement-open 0)
00097  *   eval: (c-set-offset 'case-label '+)
00098  *   eval: (c-set-offset 'statement 'c-lineup-runin-statements)
00099  *   eval: (setq indent-tabs-mode nil)
00100  *   End:
00101  * ------------------------------------------------------------ 
00102  */

copyright (c) 2006 Graz University of Technology