| Current Path : /proc/thread-self/root/usr/local/lib/python3.8/dist-packages/iftlib/abc/abc_old/ |
Linux ift1.ift-informatik.de 5.4.0-216-generic #236-Ubuntu SMP Fri Apr 11 19:53:21 UTC 2025 x86_64 |
| Current File : //proc/thread-self/root/usr/local/lib/python3.8/dist-packages/iftlib/abc/abc_old/abc2ps.h |
/* -- general macros -- */
#include "config.h"
#define VERBOSE0 2 /* default verbosity */
#define OUTPUTFILE "Out.ps" /* standard output file */
#ifdef unix
#define DIRSEP '/'
#else
#define DIRSEP '\\'
#endif
/* basic page dimensions */
#ifdef A4_FORMAT
#define PAGEHEIGHT (29.7 * CM)
#define PAGEWIDTH (21.0 * CM)
#define MARGIN (1.8 * CM)
#else
#define PAGEHEIGHT (11.0 * IN)
#define PAGEWIDTH (8.5 * IN)
#define MARGIN (0.7 * IN)
#endif
/* -- macros controlling music typesetting -- */
#define STEM_YOFF 1.0 /* offset stem from note center */
#define STEM_XOFF 3.5
#define STEM 20 /* standard stem length */
#define STEM_MIN 16 /* min stem length under beams */
#define STEM_MIN2 12 /* ... for notes with two beams */
#define STEM_MIN3 10 /* ... for notes with three beams */
#define STEM_MIN4 10 /* ... for notes with four beams */
#define STEM_CH 16 /* standard stem length for chord */
#define STEM_CH_MIN 12 /* min stem length for chords under beams */
#define STEM_CH_MIN2 8 /* ... for notes with two beams */
#define STEM_CH_MIN3 7 /* ... for notes with three beams */
#define STEM_CH_MIN4 7 /* ... for notes with four beams */
#define BEAM_DEPTH 3.2 /* width of a beam stroke (was 2.6) */
#define BEAM_OFFSET 0.25 /* pos of flat beam relative to staff line */
#define BEAM_SHIFT 5.0 /* shift of second and third beams (was 5.3) */
/* To align the 4th beam as the 1st: shift=6-(depth-2*offset)/3 */
#define BEAM_FLATFAC 0.6 /* factor to decrease slope of long beams */
#define BEAM_THRESH 0.06 /* flat beam if slope below this threshold */
#define BEAM_SLOPE 0.5 /* max slope of a beam */
#define BEAM_STUB 6.0 /* length of stub for flag under beam */
#define SLUR_SLOPE 1.0 /* max slope of a slur */
#define DOTSHIFT 5 /* shift dot when up flag on note */
#define GSTEM 13.0 /* grace note stem length */
#define GSTEM_XOFF 2.0 /* x offset for grace note stem */
#define GSPACE0 12.0 /* space from grace note to big note */
#define GSPACE 8.0 /* space between grace notes */
#define CUT_NPLETS 0 /* 1 to always cut nplets off beams */
#define RANFAC 0.05 /* max random shift = RANFAC * spacing */
#define BETA_C 0.1 /* max expansion for flag -c */
#define ALFA_X 1.0 /* max compression before complaining */
#define BETA_X 1.2 /* max expansion before complaining */
#define VOCPRE 0.4 /* portion of vocals word before note */
#define GCHPRE 0.4 /* portion of guitar chord before note */
#define LYDIG_SH 3. /* shift for lyrics starting with a digit */
/* -- Parameters for note spacing -- */
/* -- bnn determines how strongly the first note enters into the spacing.
For bnn=1, the spacing is calculated using the first note.
For bnn=0, the spacing is the average for the two notes.
-- fnn multiplies the spacing under a beam, to compress the notes a bit
-- gnn multiplies the spacing a second time within an n-tuplet
*/
#define bnnp 0.9
#define fnnp 0.9
#define gnnp 0.8
/* -- macros for program internals -- */
#define CM 28.35 /* factor to transform cm to pt */
#define PT 1.00 /* factor to transform pt to pt */
#define IN 72.00 /* factor to transform inch to pt */
#define STRL1 128 /* string length for file names */
#define MAXSTAFF 16 /* max staves */
#define BSIZE 512 /* buffer size for one input string */
#define BUFFSZ 40000 /* size of output buffer */
#define BUFFSZ1 5000 /* buffer reserved for one staff */
#define BREVE (BASE_LEN * 2) /* double note (square note) */
#define SEMIBREVE BASE_LEN /* whole note */
#define MINIM (BASE_LEN / 2) /* half note (white note) */
#define CROTCHET (BASE_LEN / 4) /* quarter note (black note) */
#define QUAVER (BASE_LEN / 8) /* 1/8 note */
#define SEMIQUAVER (BASE_LEN / 16) /* 1/16 note */
#define MAX_TIME 1000000 /* max duration of one symbol */
#define SWFAC 0.50 /* factor to estimate width of string */
#define MAXFORMATS 10 /* max number of defined page formats */
#define STRLFMT 81 /* string length in FORMAT struct */
#define MAXFONTS 20 /* max number of fonts */
#define OBEYLINES 0
#define T_JUSTIFY 1
#define T_FILL 2
#define OBEYCENTER 3
#define SKIP 4
struct SYMBOL;
#define NCOMP 5 /* max number of composer lines */
#define NTITLE 3 /* max number of title lines */
struct ISTRUCT { /* information fields */
char *area;
char *book;
char *comp[NCOMP];
char *orig;
char *parts;
char *rhyth;
char *src;
struct SYMBOL *tempo;
char *title[NTITLE];
char *xref;
short ncomp;
short ntitle;
};
extern struct ISTRUCT info, default_info;
extern unsigned char deco_glob[256], deco_tune[256];
/* lyrics */
#define MAXLY 16 /* max number of lyrics */
struct lyrics {
unsigned char *w[MAXLY]; /* ptr to words */
};
/* lyric fonts */
struct lyric_fonts_s {
int font;
float size;
};
extern struct lyric_fonts_s lyric_fonts[8];
extern int nlyric_font;
/* music element */
struct SYMBOL { /* struct for a drawable symbol */
struct abcsym as; /* abc symbol !!must be the first field!! */
struct SYMBOL *next, *prev; /* voice linkage */
unsigned char type; /* symbol type */
#define NO_TYPE 0 /* invalid type */
#define INVISIBLE 1 /* valid symbol types */
#define NOTE 2
#define REST 3
#define BAR 4
#define CLEF 5
#define TIMESIG 6
#define KEYSIG 7
#define TEMPO 8
#define STAVES 9
#define MREST 10
#define PART 11
#define MREP 12
#define GRACE 13
#define FMTCHG 14
unsigned char seq; /* sequence # - see parse.c */
unsigned char voice; /* voice (0..nvoice) */
unsigned char staff; /* staff (0..nstaff) */
int len; /* main note length */
signed char pits[MAXHD]; /* pitches for notes */
struct SYMBOL *ts_next, *ts_prev; /* time linkage */
int time; /* starting time */
unsigned char sflags; /* symbol flags */
#define S_EOLN 0x0001 /* end of line */
#define S_WORD_ST 0x0002 /* word starts here */
#define S_BEAM_BREAK 0x0004 /* 2nd beam must restart here */
#define S_NO_HEAD 0x0008 /* don't draw note head */
#define S_2S_BEAM 0x0010 /* beam on 2 staves */
#define S_NPLET_ST 0x0020 /* start or in a n-plet sequence */
#define S_NPLET_END 0x0040 /* end or in a n-plet sequence */
unsigned char nhd; /* number of notes in chord - 1 */
signed char stem; /* 1 / -1 for stem up / down */
signed char nflags; /* number of note flags when > 0 */
char dots; /* number of dots */
char head; /* head type */
#define H_FULL 0
#define H_EMPTY 1
#define H_OVAL 2
#define H_SQUARE 3
signed char multi; /* multi voice in the staff (+1, 0, -1) */
short u; /* auxillary information:
* - small clef when CLE
* - old key signature when KEYSIG
* - reset bar number when BAR
* - subtype when FMTCHG (format change)
* with value in xmx: */
#define STBRK 0 /* staff break */
#define PSSEQ 1 /* postscript sequence */
short doty; /* dot y pos when voices overlap */
float x; /* position */
short y;
short ymn, ymx, yav; /* min,max,avg note head height */
float xmx; /* max h-pos of a head rel to top */
float dc_top; /* max offset needed for decorations */
float dc_bot; /* min offset for decoration */
float xs, ys; /* position of stem end */
float wl, wr; /* left,right min width */
float pl, pr; /* left,right preferred width */
float shrink, stretch; /* glue before this symbol */
float shhd[MAXHD]; /* horizontal shift for heads */
float shac[MAXHD]; /* horizontal shift for accidentals */
struct lyrics *ly; /* lyrics */
struct SYMBOL *grace; /* grace notes */
};
struct FONTSPEC {
int fnum; /* index to fontnames in format.c */
float size;
float swfac;
};
struct FORMAT { /* struct for page layout */
char *name;
float pageheight, pagewidth;
float topmargin, botmargin, leftmargin, rightmargin;
float topspace, wordsspace, titlespace, subtitlespace, partsspace;
float composerspace, musicspace, staffsep, vocalspace, textspace;
float scale, maxshrink, lineskipfac, parskipfac, sysstaffsep;
float indent, infospace, slurheight;
int landscape, titleleft, continueall, writehistory;
int stretchstaff, stretchlast, withxrefs, barsperstaff;
int oneperpage, musiconly, titlecaps, graceslurs, straightflags;
int encoding, partsbox, infoline, printtempo, autoclef;
int measurenb, measurefirst, measurebox, flatbeams, squarebreve;
int exprabove, exprbelow, breathlow, vocalabove, freegchord;
char *footer, *header;
struct FONTSPEC titlefont, subtitlefont, vocalfont, textfont, tempofont;
struct FONTSPEC composerfont, partsfont, gchordfont, wordsfont;
struct FONTSPEC footerfont, headerfont, infofont;
};
extern struct FORMAT cfmt; /* current format for output */
extern char *mbf; /* where to PUTx() */
extern int nbuf; /* number of bytes buffered */
extern int use_buffer; /* 1 if lines are being accumulated */
extern char page_init[201]; /* initialization string after page break */
extern int tunenum; /* number of current tune */
extern int pagenum; /* current page number */
extern int nbar; /* current measure number */
extern float posy; /* vertical position on page */
extern int in_page;
/* switches modified by flags: */
extern int pagenumbers; /* write page numbers ? */
extern int epsf; /* for EPSF postscript output */
extern int choose_outname; /* 1 names outfile w. title/fnam */
extern int break_continues; /* ignore continuations ? */
extern char outf[STRL1]; /* output file name */
extern char *in_fname; /* current input file name */
extern int file_initialized; /* for output file */
extern FILE *fout; /* output file */
struct STAFF {
struct clef_s clef; /* base clef */
unsigned brace:1; /* 1st staff of a brace */
unsigned brace_end:1; /* 2nd staff of a brace */
unsigned bracket:1; /* 1st staff of a bracket */
unsigned bracket_end:1; /* last staff of a bracket */
unsigned forced_clef:1; /* explicit clef */
unsigned stop_bar:1; /* stop drawing bar on this staff */
float y; /* y position */
short nvocal; /* number of vocals (0..n) */
};
extern struct STAFF staff_tb[MAXSTAFF];
extern int nstaff; /* (0..MAXSTAFF-1) */
struct VOICE_S {
struct SYMBOL *sym; /* associated symbols */
struct SYMBOL *last_symbol; /* last symbol while scanning */
struct SYMBOL *s_anc; /* ancillary symbol pointer */
struct VOICE_S *next, *prev; /* staff links */
char *name; /* voice id */
char *nm; /* voice name */
char *snm; /* voice subname */
float nmw, snmw; /* width */
struct clef_s clef; /* current clef */
struct meter_s meter; /* current meter */
float yvocal; /* current vocal vertical offset */
char *bar_text; /* bar text at start of staff when bar_start */
int time; /* current time while parsing */
unsigned forced_clef:1; /* explicit clef */
unsigned second:1; /* secondary voice in a brace/parenthesis */
unsigned floating:1; /* floating voice in a brace */
unsigned bagpipe:1; /* switch for HP mode */
unsigned selected:1; /* selected while sorting by time (music.c) */
unsigned bar_repeat:1; /* bar at start of staff is a repeat bar */
signed char bar_start; /* bar type at start of staff / -1 */
unsigned char r_plet; /* number of n-plet notes while parsing */
unsigned char nvocal; /* number of vocals (0..n) */
signed char clone; /* duplicate from this voice number */
signed char sf; /* current key signature */
unsigned char staff; /* staff (0..n-1) */
signed char sfp; /* key signature while parsing */
signed char stem; /* stem direction while parsing */
};
extern struct VOICE_S voice_tb[MAXVOICE]; /* voice table */
extern int nvoice; /* (0..MAXVOICE-1) */
extern int current_voice; /* current voice while parsing */
extern struct VOICE_S *first_voice; /* first_voice */
extern float realwidth; /* real staff width while generating */
/* PUTn: add to buffer with n arguments */
#define PUT0(f) do {sprintf(mbf,f); a2b(); } while (0)
#define PUT1(f,a) do {sprintf(mbf,f,a); a2b(); } while (0)
#define PUT2(f,a,b) do {sprintf(mbf,f,a,b); a2b(); } while (0)
#define PUT3(f,a,b,c) do {sprintf(mbf,f,a,b,c); a2b(); } while (0)
#define PUT4(f,a,b,c,d) do {sprintf(mbf,f,a,b,c,d); a2b(); } while (0)
#define PUT5(f,a,b,c,d,e) do {sprintf(mbf,f,a,b,c,d,e); a2b(); } while (0)
/* -- external routines -- */
/* abc2ps.c */
void clrarena(int level);
void lvlarena(int level);
char *getarena(int len);
void ops_into_fmt(void);
/* buffer.c */
void a2b(void);
void abskip(float h);
void buffer_eob(void);
void bskip(float h);
void check_buffer(void);
void clear_buffer(void);
void close_output_file(void);
float get_bposy(void);
void write_buffer(void);
void open_output_file(char *fnam);
void set_buffer(float *p_v);
void write_eps(void);
void write_pagebreak(void);
/* deco.c */
void deco_add(char *text);
void deco_cnv(struct deco *dc);
unsigned char deco_intern(unsigned char deco);
void deco_update(struct SYMBOL *s, float dx);
float deco_width(struct SYMBOL *s);
void draw_all_deco(void);
void draw_deco_near(void);
void draw_deco_note(void);
void draw_deco_staff(void);
void reset_deco(int deco_old);
float draw_partempo(float top,
int any_part,
int any_tempo,
int any_vocal);
/* draw.c */
void draw_staff(int mline,
float indent);
void draw_sym_near(void);
void draw_symbols(struct VOICE_S *p_voice);
/* format.c */
int interpret_format_line(char *l);
void define_fonts(void);
void make_font_list(void);
void print_format(void);
int read_fmt_file(char *filename,
char *dirname);
void set_format(void);
/* music.c */
void output_music(void);
void reset_gen(void);
/* parse.c */
extern float multicol_start;
struct SYMBOL *add_sym(struct VOICE_S *p_voice,
int type);
void voice_dup(void);
void do_tune(struct abctune *t,
int header_only);
void identify_note(struct SYMBOL *s,
int len,
int *p_head,
int *p_dots,
int *p_flags);
struct SYMBOL *ins_sym(int type,
struct SYMBOL *s);
/* subs.c */
extern char newline[];
void bug(char *msg,
int fatal);
void error_head(void);
#define ERROR(x) do { error_head(); printf x ; printf(newline); } while (0)
void cap_str(unsigned char *c);
float ranf(float x1,
float x2);
float scan_u(char *str);
/* types of a text line */
#define TEXT_H 0 /* H: */
#define TEXT_W 1 /* W: */
#define TEXT_Z 2 /* Z: */
#define TEXT_N 3 /* N: */
#define TEXT_D 4 /* D: */
#define TEXT_PS 5 /* postscript format */
#define TEXT_MAX 6
void add_text(char *str,
int type);
void add_to_text_block(char *s,
int job);
void clear_text(void);
float cwid(unsigned char c);
int is_xrefstr(char *str);
void put_history(void);
void put_words(void);
void set_font(struct FONTSPEC *font);
void tex_str(char *d,
char *s,
int maxlen,
float *wid);
void write_inside_title(void);
void write_heading(void);
void write_user_ps(void);
void write_text_block(int job,
int abc_state);
/* syms.c */
void define_encoding(int enc);
void define_font(char *name,
int num,
int enc);
void define_symbols(void);