ElasticFilterNode.h
Go to the documentation of this file.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 00061 #ifndef _ELASTICFILTERNODE_H 00062 #define _ELASTICFILTERNODE_H 00063 00064 #include "../OpenTracker.h" 00065 00072 #ifndef OT_NO_ELASTICFILTER_SUPPORT 00073 00074 00075 namespace ot { 00076 00077 class OPENTRACKER_API ElasticFilterNode : public Node 00078 { 00079 00080 protected: 00081 bool init; 00083 int frequency; 00085 int offset; 00087 float damp; 00088 float force; 00089 00090 // internal variables 00091 Event currentEvent; 00092 Event targetEvent; 00093 Event vEvent; 00094 00096 ElasticFilterNode( float force_ = 0.02, float damp_ = 0.5, int frequency_ = 1, int offset_ = 0); 00097 00098 public: 00102 virtual int isEventGenerator() 00103 { 00104 return 1; 00105 } 00106 00112 virtual void onEventGenerated( Event& event, Node & generator); 00113 00116 void push(); 00117 00118 friend class InterpolatorModule; 00119 }; 00120 00121 } // namespace ot 00122 00123 00124 #endif //OT_NO_ELASTICFILTER_SUPPORT 00125 00126 00127 #endif 00128 00129 /* 00130 * ------------------------------------------------------------ 00131 * End of ElasticFilterNode.h 00132 * ------------------------------------------------------------ 00133 * Automatic Emacs configuration follows. 00134 * Local Variables: 00135 * mode:c++ 00136 * c-basic-offset: 4 00137 * eval: (c-set-offset 'substatement-open 0) 00138 * eval: (c-set-offset 'case-label '+) 00139 * eval: (c-set-offset 'statement 'c-lineup-runin-statements) 00140 * eval: (setq indent-tabs-mode nil) 00141 * End: 00142 * ------------------------------------------------------------ 00143 */