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diff --git a/muse2/plugins/pandelay/pandelaymodel.h b/muse2/plugins/pandelay/pandelaymodel.h
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+++ b/muse2/plugins/pandelay/pandelaymodel.h
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+//===========================================================================
+//
+//    PanDelay, panoramic rotating delay
+//
+//    version 0.0.1
+//
+//    pandelaymodel.h
+//
+//
+//  Copyright (c) 2006 Nil Geisweiller
+//
+//
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License
+// as published by the Free Software Foundation; either version 2
+// of the License, or (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+// 02111-1307, USA or point your web browser to http://www.gnu.org.
+//===========================================================================
+
+#ifndef __PANDELAYMODEL_H
+#define __PANDELAYMODEL_H
+
+#include <math.h>
+
+#define MAXBUFFERLENGTH 192000
+#define MINFREQ 0.1 //in Hz
+#define MAXFREQ 10.0 //in Hz
+#define MINBPM 60.0
+#define MAXBPM 255.0
+#define MINBEATRATIO 0.125
+#define MAXBEATRATIO 2.0
+#define MINDELAYTIME 0.01 //in second
+#define MAXDELAYTIME 2.0 //in second
+
+#define NBRPARAM 5
+
+class PanDelayModel {
+ private:
+  int _samplerate;
+
+  //bool _beatFraction; //if true then the delay is calculated in beat fraction
+  float _BPM;
+  float _beatRatio;
+  float _delayTime; //delay is calculated according to BMP and ratioBMP
+  float _feedback;
+  float _panLFOFreq;
+  float _panLFODepth;
+  float _dryWet; //0.0 : dry, 1.0 : wet
+
+  int _delaySampleSize;
+  float _lBound;
+  float _rBound;
+  float _inc;
+  float _l;
+  float _r;
+
+  float _leftBuffer[MAXBUFFERLENGTH];
+  float _rightBuffer[MAXBUFFERLENGTH];
+  int _bufferPointer;
+
+ public:
+  PanDelayModel(int samplerate);
+  ~PanDelayModel();
+  
+  void setSamplerate(int sr);
+  void setBeatRatio(float br);
+  void setBPM(float bpm);
+  void setDelayTime(float dt);
+  void setFeedback(float dt);
+  void setPanLFOFreq(float pf);
+  void setPanLFODepth(float pd);
+  void setDryWet(float dw);
+  void setPanDelay();
+
+  void processMix(float* leftInSamples, float* rightInSamples,
+		  float* leftOutSamples, float* rightOutSamples,
+		  unsigned n);
+  void processReplace(float* leftInSamples, float* rightInSamples,
+		      float* leftOutSamples, float* rightOutSamples,
+		      unsigned n);
+};
+
+#endif /* __PANDELAYMODEL_H */