tomwalters@116: /*!
tomwalters@116:  * \file
tomwalters@116:  * \brief Linear frequency scale for generating filter banks and their frequencies
tomwalters@116:  *
tomwalters@116:  * \author Willem van Engen <cnbh@willem.engen.nl>
tomwalters@116:  * \date created 2006/09/26
tomwalters@116:  * \version \$Id: ScaleLinear.h 459 2007-11-08 11:50:04Z tom $
tomwalters@116:  */
tomwalters@116: /* (c) 2006, University of Cambridge, Medical Research Council
tomwalters@116:  * http://www.pdn.cam.ac.uk/groups/cnbh/aimmanual
tomwalters@116:  */
tomwalters@116: #ifndef __MODULE_SCALE_LINEAR_H__
tomwalters@116: #define __MODULE_SCALE_LINEAR_H__
tomwalters@116: 
tom@119: #include "Modules/Output/Graphics/Scale/Scale.h"
tom@119: 
tom@119: namespace aimc {
tomwalters@116: 
tomwalters@116: /*!
tomwalters@116:  * \class ScaleLinear "Modules/Scale/ScaleLinear.h"
tomwalters@116:  * \brief Linear frequency scale for generating filter banks and their frequencies
tomwalters@116:  *
tomwalters@116:  * It is very advisable to use Scale::Create() to an instance of this scale.
tomwalters@116:  *
tomwalters@116:  * In terms of scaling, this is of course an identity transformation.
tomwalters@116:  */
tomwalters@116: class ScaleLinear : public Scale {
tomwalters@116: public:
tomwalters@117:   ScaleLinear(unsigned int min, unsigned int max, float density)
tomwalters@117:     : Scale(min, max, density) { m_iType = SCALE_LINEAR; m_sName = "linear"; };
tomwalters@116: 
tomwalters@117:   float FromLinear(float fFreq) {
tomwalters@117:     return fFreq;
tomwalters@117:   };
tomwalters@116: 
tomwalters@117:   float ToLinear(float fFreq) {
tomwalters@117:     return fFreq;
tomwalters@117:   };
tomwalters@116: };
tom@119: }  // namepspace aimc
tomwalters@116: #endif /* __MODULE_SCALE_LINEAR_H__ */