From e40fc849149dd97c248866a4a1d026dda5e57b62 Mon Sep 17 00:00:00 2001 From: Robert Jonsson Date: Mon, 7 Mar 2011 19:01:11 +0000 Subject: clean3 --- .../synti/zynaddsubfx/DSP/FormantFilter.h | 67 ++++++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 attic/muse_qt4_evolution/synti/zynaddsubfx/DSP/FormantFilter.h (limited to 'attic/muse_qt4_evolution/synti/zynaddsubfx/DSP/FormantFilter.h') diff --git a/attic/muse_qt4_evolution/synti/zynaddsubfx/DSP/FormantFilter.h b/attic/muse_qt4_evolution/synti/zynaddsubfx/DSP/FormantFilter.h new file mode 100644 index 00000000..7cb52499 --- /dev/null +++ b/attic/muse_qt4_evolution/synti/zynaddsubfx/DSP/FormantFilter.h @@ -0,0 +1,67 @@ +/* + ZynAddSubFX - a software synthesizer + + FormantFilter.h - formant filter + Copyright (C) 2002-2005 Nasca Octavian Paul + Author: Nasca Octavian Paul + + This program is free software; you can redistribute it and/or modify + it under the terms of version 2 of the GNU General Public License + as published by the Free Software Foundation. + + 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 (version 2) for more details. + + You should have received a copy of the GNU General Public License (version 2) + along with this program; if not, write to the Free Software Foundation, + Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + +*/ + +#ifndef FORMANT_FILTER_H +#define FORMANT_FILTER_H + +#include "../globals.h" +#include "Filter_.h" +#include "AnalogFilter.h" +#include "../Params/FilterParams.h" + + +class FormantFilter:public Filter_{ + public: + FormantFilter(FilterParams *pars); + ~FormantFilter(); + void filterout(REALTYPE *smp); + void setfreq(REALTYPE frequency); + void setfreq_and_q(REALTYPE frequency,REALTYPE q_); + void setq(REALTYPE q_); + + void cleanup(); + private: + AnalogFilter *formant[FF_MAX_FORMANTS]; + REALTYPE *inbuffer,*tmpbuf; + + struct { + REALTYPE freq,amp,q;//frequency,amplitude,Q + } formantpar[FF_MAX_VOWELS][FF_MAX_FORMANTS],currentformants[FF_MAX_FORMANTS]; + + struct { + unsigned char nvowel; + } sequence [FF_MAX_SEQUENCE]; + + REALTYPE oldformantamp[FF_MAX_FORMANTS]; + + int sequencesize,numformants,firsttime; + REALTYPE oldinput,slowinput; + REALTYPE Qfactor,formantslowness,oldQfactor; + REALTYPE vowelclearness,sequencestretch; + + void setpos(REALTYPE input); + +}; + + +#endif + -- cgit v1.2.3