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Diffstat (limited to 'muse_qt4_evolution/synti/zynaddsubfx/globals.h')
| -rw-r--r-- | muse_qt4_evolution/synti/zynaddsubfx/globals.h | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/muse_qt4_evolution/synti/zynaddsubfx/globals.h b/muse_qt4_evolution/synti/zynaddsubfx/globals.h new file mode 100644 index 00000000..58b1669e --- /dev/null +++ b/muse_qt4_evolution/synti/zynaddsubfx/globals.h @@ -0,0 +1,212 @@ +/* + ZynAddSubFX - a software synthesizer + + globals.h - it contains program settings and the program capabilities + like number of parts, of effects + 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 GLOBALS_H +#define GLOBALS_H + +//What float type I use for internal sampledata +#define REALTYPE float + +struct FFTFREQS{ + REALTYPE *s,*c;//sine and cosine components +}; + +extern void newFFTFREQS(FFTFREQS *f,int size); +extern void deleteFFTFREQS(FFTFREQS *f); + +// Sampling rate +extern int SAMPLE_RATE; + +/* + * The size of a sound buffer (or the granularity) + * All internal transfer of sound data use buffer of this size + * All parameters are constant during this period of time, exception + * some parameters(like amplitudes) which are linear interpolated. + * If you increase this you'll ecounter big latencies, but if you + * decrease this the CPU requirements gets high. + */ +extern int SOUND_BUFFER_SIZE; + + +/* + * The size of ADnote Oscillator + * Decrease this => poor quality + * Increase this => CPU requirements gets high (only at start of the note) + */ +extern int OSCIL_SIZE; + +/* + * The number of harmonics of additive synth + * This must be smaller than OSCIL_SIZE/2 + */ +#define MAX_AD_HARMONICS 128 + + +/* + * The number of harmonics of substractive + */ +#define MAX_SUB_HARMONICS 64 + + +/* + * The maximum number of samples that are used for 1 PADsynth instrument(or item) + */ +#define PAD_MAX_SAMPLES 64 + + +/* + * Number of parts + */ +#define NUM_MIDI_PARTS 16 + +/* + * Number of Midi channes + */ +#define NUM_MIDI_CHANNELS 16 + +/* + * The number of voices of additive synth for a single note + */ +#define NUM_VOICES 8 + +/* + * The poliphony (notes) + */ +#define POLIPHONY 60 + +/* + * Number of system effects + */ +#define NUM_SYS_EFX 4 + + +/* + * Number of insertion effects + */ +#define NUM_INS_EFX 8 + +/* + * Number of part's insertion effects + */ +#define NUM_PART_EFX 3 + +/* + * Maximum number of the instrument on a part + */ +#define NUM_KIT_ITEMS 16 + + +/* + * How is applied the velocity sensing + */ +#define VELOCITY_MAX_SCALE 8.0 + +/* + * The maximum length of instrument's name + */ +#define PART_MAX_NAME_LEN 30 + +/* + * The maximum number of bands of the equaliser + */ +#define MAX_EQ_BANDS 8 +#if (MAX_EQ_BANDS>=20) +#error "Too many EQ bands in globals.h" +#endif + + +/* + * Maximum filter stages + */ +#define MAX_FILTER_STAGES 5 + +/* + * Formant filter (FF) limits + */ +#define FF_MAX_VOWELS 6 +#define FF_MAX_FORMANTS 12 +#define FF_MAX_SEQUENCE 8 + +#define LOG_2 0.693147181 +#define PI 3.1415926536 +#define LOG_10 2.302585093 + +/* + * The threshold for the amplitude interpolation used if the amplitude + * is changed (by LFO's or Envelope's). If the change of the amplitude + * is below this, the amplitude is not interpolated + */ +#define AMPLITUDE_INTERPOLATION_THRESHOLD 0.0001 + +/* + * How the amplitude threshold is computed + */ +#define ABOVE_AMPLITUDE_THRESHOLD(a,b) ( ( 2.0*fabs( (b) - (a) ) / \ + ( fabs( (b) + (a) + 0.0000000001) ) ) > AMPLITUDE_INTERPOLATION_THRESHOLD ) + +/* + * Interpolate Amplitude + */ +#define INTERPOLATE_AMPLITUDE(a,b,x,size) ( (a) + \ + ( (b) - (a) ) * (REALTYPE)(x) / (REALTYPE) (size) ) + + +/* + * dB + */ +#define dB2rap(dB) ((exp((dB)*LOG_10/20.0))) +#define rap2dB(rap) ((20*log(rap)/LOG_10)) + +/* + * The random generator (0.0..1.0) + */ +#define RND (rand()/(RAND_MAX+1.0)) + +#define ZERO(data,size) {char *data_=(char *) data;for (int i=0;i<size;i++) data_[i]=0;}; + +enum ONOFFTYPE{OFF=0,ON=1}; + +enum MidiControllers{C_NULL=0,C_pitchwheel=1000,C_expression=11,C_panning=10, + C_filtercutoff=74,C_filterq=71,C_bandwidth=75,C_modwheel=1,C_fmamp=76, + C_volume=7,C_sustain=64,C_allnotesoff=123,C_allsoundsoff=120,C_resetallcontrollers=121, + C_portamento=65,C_resonance_center=77,C_resonance_bandwidth=78, + + C_dataentryhi=0x06,C_dataentrylo=0x26,C_nrpnhi=99,C_nrpnlo=98}; + + +//is like i=(int)(floor(f)) +#ifdef ASM_F2I_YES +#define F2I(f,i) __asm__ __volatile__ ("fistpl %0" : "=m" (i) : "t" (f-0.49999999) : "st") ; +#else +#define F2I(f,i) (i)=((f>0) ? ( (int)(f) ) :( (int)(f-1.0) )); +#endif + + + +#ifndef O_BINARY +#define O_BINARY 0 +#endif + +#endif + |