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+/*
+ ZynAddSubFX - a software synthesizer
+
+ Microtonal.h - Tuning settings and microtonal capabilities
+ 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 MICROTONAL_H
+#define MICROTONAL_H
+
+#include "../globals.h"
+#include "XMLwrapper.h"
+
+#define MAX_OCTAVE_SIZE 128
+#define MICROTONAL_MAX_NAME_LEN 120
+
+#include <stdio.h>
+
+class Microtonal{
+ public:
+ Microtonal();
+ ~Microtonal();
+ void defaults();
+ REALTYPE getnotefreq(int note,int keyshift);
+
+
+ //Parameters
+ //if the keys are inversed (the pitch is lower to keys from the right direction)
+ unsigned char Pinvertupdown;
+
+ //the central key of the inversion
+ unsigned char Pinvertupdowncenter;
+
+ //0 for 12 key temperate scale, 1 for microtonal
+ unsigned char Penabled;
+
+ //the note of "A" key
+ unsigned char PAnote;
+
+ //the frequency of the "A" note
+ REALTYPE PAfreq;
+
+ //if the scale is "tuned" to a note, you can tune to other note
+ unsigned char Pscaleshift;
+
+ //first and last key (to retune)
+ unsigned char Pfirstkey;
+ unsigned char Plastkey;
+
+ //The middle note where scale degree 0 is mapped to
+ unsigned char Pmiddlenote;
+
+ //Map size
+ unsigned char Pmapsize;
+
+ //Mapping ON/OFF
+ unsigned char Pmappingenabled;
+ //Mapping (keys)
+ short int Pmapping[128];
+
+ unsigned char Pglobalfinedetune;
+
+ // Functions
+ unsigned char getoctavesize();
+ void tuningtoline(int n,char *line,int maxn);
+ int loadscl(const char *filename);//load the tunnings from a .scl file
+ int loadkbm(const char *filename);//load the mapping from .kbm file
+ int texttotunings(const char *text);
+ void texttomapping(const char *text);
+ unsigned char *Pname;
+ unsigned char *Pcomment;
+
+ void add2XML(XMLwrapper *xml);
+ void getfromXML(XMLwrapper *xml);
+ int saveXML(char *filename);
+ int loadXML(char *filename);
+
+ private:
+ int linetotunings(unsigned int nline,const char *line);
+ int loadline(FILE *file,char *line);//loads a line from the text file, while ignoring the lines beggining with "!"
+ unsigned char octavesize;
+ struct {
+ unsigned char type;//1 for cents or 2 for division
+
+ // the real tuning (eg. +1.05946 for one halftone)
+ // or 2.0 for one octave
+ REALTYPE tuning;
+
+ //the real tunning is x1/x2
+ unsigned int x1,x2;
+
+ } octave[MAX_OCTAVE_SIZE],tmpoctave[MAX_OCTAVE_SIZE];
+
+};
+
+#endif