source: buchla-68k/ram/im700.c@ 6262b5c

Last change on this file since 6262b5c was 6262b5c, checked in by Thomas Lopatic <thomas@…>, 7 years ago

Added include files for global functions and variables.
  • Property mode set to 100644
File size: 33.5 KB
Line 
1/*
2 =============================================================================
3 im700.c -- variable definitions and initialization for MIDAS-VII
4 Version 102 -- 1989-11-16 -- D.N. Lynx Crowe
5 =============================================================================
6*/
7
8#define DEBUGVAL 0 /* initial value for debugsw */
9
10#define FET_DEFS 1 /* so fields.h gets things right */
11#define M7CAT 1 /* so libdsp.h gets it right */
12
13#include "all.h"
14
15extern uint16_t tofpu(uint16_t time);
16
17extern void nokey(void);
18extern int16_t nonf(int16_t k);
19extern void stdmkey(void);
20extern void cxkstd(void);
21extern void cykstd(void);
22extern void cxgen(void);
23extern void cygen(void);
24extern void cmvgen(void);
25extern int16_t stdctp2(void);
26
27extern int16_t xgetran(int16_t mlt);
28extern uint16_t setipl(uint16_t arg);
29extern void clearer(int16_t stat, int16_t sig);
30extern void clrnl(void);
31extern void getasg(int16_t n);
32extern void inital(void);
33extern void initil(void);
34extern void initpt(void);
35extern void initsq(void);
36extern void inittl(void);
37extern void iniwslb(void);
38extern void lcdlbls(void);
39extern void setdyn(int16_t grp, int16_t dyn);
40extern void setleds(void);
41extern void setloc(int16_t grp, int16_t loc);
42extern void settmpo(int16_t val);
43extern void swinit(void);
44extern void vsndpal(int16_t pp[16][3]);
45
46extern int16_t blakpal[16][3];
47
48extern LPF t_prmtr[];
49
50extern int8_t *funcndx[256][2];
51
52extern int8_t keystat[24];
53extern int8_t ldcmnt[38];
54extern int8_t ldfile[9];
55extern int8_t loadedc[NLTYPES][37];
56extern int8_t loadedf[NLTYPES][8];
57extern int8_t masens[3];
58extern int8_t mctlval[NCTRLS];
59extern int8_t mdbyte[3];
60extern int8_t mpsust[48];
61extern int8_t mrstat[3];
62extern int8_t trgtab[NTRIGS];
63
64extern int16_t fnoff[];
65
66extern int16_t articen[12]; /* voice articulation enable status */
67extern int16_t grpmode[12]; /* group mode - 0 = play, 1 = stdby, 2 = rec */
68extern int16_t grpsel[12]; /* group select status for instrument selection */
69extern int16_t grpstat[12]; /* group status - 0 = off, non-0 = on */
70extern int16_t gtctab[12]; /* group to color table */
71extern int16_t lastvce[12]; /* last voice assigned in each group */
72extern int16_t lastvel[12]; /* last velocity sent to group */
73extern int16_t mpbend[48]; /* MIDI pitch bend data, by port and channel */
74extern int16_t msmstv[3]; /* MIDI state machine state variables */
75extern int16_t prstab[NTRIGS]; /* pressure */
76extern int16_t vce2trg[12]; /* voice to trigger map (-1 EQ NULL) */
77extern int16_t veltab[NTRIGS]; /* velocity */
78
79/*
80
81*/
82
83extern LPF (*oldsw)[]; /* saved swpt value */
84extern LPF (*swpt)[]; /* switch dispatch table pointer */
85
86extern void (*curmove)(void); /* cursor move function */
87extern int16_t (*curtype)(void); /* cursor type function */
88extern void (*cx_key)(void); /* x rate calculation */
89extern void (*cx_upd)(void); /* x update */
90extern void (*cy_key)(void); /* y rate calculation */
91extern void (*cy_upd)(void); /* y update */
92extern void (*d_key)(int16_t k); /* in-field data key processor */
93extern void (*e_key)(void); /* E key processor */
94extern void (*m_key)(void); /* M key processor */
95extern int16_t (*not_fld)(int16_t k); /* not-in-field data key processor */
96extern void (*premove)(void); /* cursor pre-move function */
97extern void (*pstmove)(void); /* cursor post-move function */
98extern void (*x_key)(void); /* X key processor */
99extern void (*xy_dn)(void); /* cursor - finger on (down) */
100extern void (*xy_up)(void); /* cursor - finger off (up) */
101
102extern int16_t *cratex; /* cursor x rate table pointer */
103extern int16_t *cratey; /* cursor x rate table pointer */
104
105int16_t admctl; /* assignment display submenu control variable */
106int16_t adnamsw; /* assignment display virtual typewriter flag */
107int16_t aflag; /* analog activity flag */
108int16_t aform; /* action buffer format */
109int16_t amplval; /* amplitude */
110int16_t ancmsw; /* analog variable r/p control source */
111int16_t angroup; /* analog variable group being shown */
112int16_t asgfks; /* first key selected */
113int16_t asghit; /* row hit / assignment in progress */
114int16_t asgmod; /* assignment number or table modified */
115int16_t asig; /* analog signal number */
116int16_t asmode; /* panel assignment mode */
117int16_t astat; /* analog signal status */
118int16_t auxctl; /* aux control flag */
119int16_t aval; /* analog signal value */
120int16_t bform; /* oscillator data buffer format */
121int16_t catin; /* catalog read in flag */
122int16_t cents; /* pitch to cents conversion buffer */
123int16_t chtime; /* horizontal cursor counter */
124int16_t chwait; /* horizontal cursor wait time */
125int16_t cflag; /* accidental flag */
126int16_t clkctl; /* clock control */
127int16_t clkrun; /* clock status */
128int16_t clksrc; /* clock source */
129int16_t cmfirst; /* first cursor motion switch */
130int16_t cmtype; /* cursor motion type */
131int16_t cnote; /* note value at cursor */
132int16_t ctrsw; /* scupd center update switch */
133int16_t curasg; /* current assignment table */
134int16_t curfunc; /* current function number */
135int16_t curgrp; /* current group */
136int16_t curinst; /* current instrument number */
137int16_t curmop; /* current MIDI output port */
138int16_t curpnt; /* current point number (absolute) */
139int16_t curpos; /* cursor pad position for current axis */
140int16_t cursbox; /* currently selected box */
141int16_t curscor; /* Current score number */
142int16_t cursect; /* current section */
143int16_t curslim; /* cursor type change point */
144int16_t curtun; /* current tuning table */
145int16_t curvce; /* current voice number */
146int16_t curwave; /* current waveshape library slot */
147int16_t curwdth; /* current waveshape cursor width */
148int16_t curwfnl; /* current waveshape final value */
149int16_t curwhrm; /* current waveshape harmonic number */
150int16_t curwhrv; /* current waveshape harmonic value */
151int16_t curwoff; /* current waveshape offset value */
152int16_t curwpnt; /* current waveshape point number */
153int16_t curwslt; /* current waveshape instrument slot */
154int16_t cvtime; /* vertical cursor counter */
155int16_t cvwait; /* veritcal cursor wait time */
156int16_t cxrate; /* cursor x rate */
157int16_t cxval; /* graphic cursor x value */
158int16_t cyrate; /* cursor y rate */
159int16_t cyval; /* graphic cursor y value */
160int16_t debugne; /* debug flag for note entry */
161int16_t defect; /* defect code */
162int16_t dferror; /* error code from BIOS or XBIOS */
163int16_t dfsides; /* number of sides */
164int16_t dftype; /* disk type code */
165int16_t dsp_ok; /* display update OK this cycle flag */
166int16_t dubsw; /* overdub / replace switch */
167int16_t ebflag; /* edit buffer data flag */
168int16_t editss; /* edit panel switch state */
169int16_t editsw; /* edit mode switch */
170int16_t endflg; /* !end flag */
171int16_t ext_cv1; /* CV-1 value */
172int16_t ext_cv2; /* CV-2 value */
173int16_t ext_cv3; /* CV-3 value */
174int16_t ext_cv4; /* CV-4 value */
175int16_t ext_mod; /* Aux Signal Mod value */
176int16_t gomode; /* go to mode */
177int16_t grptran; /* group translation value */
178int16_t gtmsel; /* group transpose/map select */
179int16_t hitbox; /* box we just hit */
180int16_t hitcx; /* x of cursor when we hit the box */
181int16_t hitcy; /* y of cursor when we hit the box */
182int16_t idcfsw; /* copy / fetch menu switch */
183int16_t idimsw; /* instrument display instrument menu switch */
184int16_t idintmp; /* temporary for instrument number */
185int16_t idnamsw; /* typewriter switch */
186int16_t idsrcsw; /* source menu switch */
187int16_t idtdat; /* current instrument vtyper data entry string */
188int16_t imflag; /* instrument modified flag */
189int16_t initcfg; /* initial configuration */
190int16_t insmode; /* score insert mode */
191int16_t ismode; /* instrument select mode */
192int16_t lampio; /* LCD timeout disable switch state at I/O time */
193int16_t lampsw; /* LCD timeout disable switch */
194int16_t lasgsw; /* assignments store switch */
195int16_t lastam; /* last assignment menu base */
196int16_t ldelsw; /* delete switch */
197int16_t lderrsw; /* error message displayed switch */
198int16_t ldidsiz; /* getcat() did showsiz() switch */
199int16_t ldkind; /* fetch file type */
200int16_t ldpass; /* librarian load state variable */
201int16_t ldrow; /* fetch select row */
202int16_t ldslot; /* fetch select slot */
203int16_t legato; /* execkey() "legato" mode switch */
204int16_t lksel; /* librarian key slot selector */
205int16_t lmwtype; /* librarian message window type */
206int16_t loadrow; /* librarian row selected for load letter */
207int16_t loadsw; /* panel "Load" mode state */
208int16_t lorchl; /* load hi (TRUE) / lo (FALSE) orchestra */
209int16_t lorchsw; /* hi orchestra (21 - 40) store switch */
210int16_t lorclsw; /* lo orchestra (01 - 20) store switch */
211int16_t lpatsw; /* patch table store switch */
212int16_t lrasw; /* append (TRUE) / replace (FALSE) score */
213int16_t lscrsw; /* score store switch */
214int16_t lselsw; /* fetch select switch */
215int16_t lseqsw; /* sequence table store switch */
216int16_t lstbgnc; /* last note begin entry table index */
217int16_t lstendc; /* last note end entry table index */
218int16_t lstflag; /* last note list end switch */
219int16_t lstrsw; /* store state switch */
220int16_t lstwoff; /* last waveshape offset value */
221int16_t lstwpnt; /* last waveshape point number */
222int16_t ltagged; /* load tag switch */
223int16_t ltunsw; /* tunings store switch */
224int16_t lwavsw; /* waveshapes store switch */
225int16_t mascntr; /* MIDI active sensing timeout counter */
226int16_t mdb1; /* current MIDI data byte 1 */
227int16_t mdb2; /* current MIDI data byte 2 */
228int16_t michan; /* current MIDI channel */
229int16_t midiclk; /* MIDI clock switch */
230int16_t midigo; /* MIDI run switch */
231int16_t mistat; /* current MIDI status */
232int16_t nchwait; /* next chwait value */
233int16_t ncvwait; /* next cvwait value */
234int16_t ndisp; /* current display number */
235int16_t newflag; /* new data entered while t_cur EQ t_ctr */
236int16_t nkdown; /* number of keys down */
237int16_t notenum; /* note number */
238int16_t noteop; /* pending note operation code */
239int16_t notepit; /* note pitch */
240int16_t notesel; /* note selection state */
241int16_t npts; /* number of points in function */
242int16_t nxtflag; /* next score flag */
243int16_t oldltag; /* previous load tag for tagslot */
244int16_t oldpk; /* previous pkctrl state */
245int16_t oldsl; /* previous sliders state */
246int16_t pchsw; /* punch-in enable switch */
247int16_t pecase; /* point edit case variable */
248int16_t pkctrl; /* local performance key state */
249int16_t pntsv; /* point selection state variable */
250int16_t prgchan; /* MIDI program change channel (port 1) */
251int16_t ps_dpth; /* phase shifter -- depth */
252int16_t ps_intn; /* phase shifter -- intensity */
253int16_t ps_rate; /* phase shifter -- rate */
254int16_t pulsclk; /* pulse clock state */
255int16_t recsw; /* record / play switch */
256int16_t runit; /* run switch for main scan loop */
257int16_t sbase; /* score VSDD RAM scroll offset */
258int16_t scmctl; /* score submenu control flag */
259int16_t scrlpot; /* scroll pot state */
260int16_t sd; /* score display direction */
261int16_t se; /* score execution direction */
262int16_t sdmcol; /* score menu - saved stccol */
263int16_t sdmctl; /* score menu - control variable */
264int16_t sdmrow; /* score menu - saved stcrow */
265int16_t secop; /* pending score section operation */
266int16_t secopok; /* section operation OK flag */
267int16_t sgcsw; /* graphic cursor display switch */
268int16_t sgoflag; /* section number relative column 0..3 */
269int16_t sharp; /* sharp flag */
270int16_t sliders; /* slider and switch state */
271int16_t soffset; /* score scroll offset */
272int16_t ss_ptsw; /* smooth scroll patch scroll switch */
273int16_t ss_sqsw; /* smooth scroll sequence scroll switch */
274int16_t stccol; /* score cursor col */
275int16_t stcrow; /* score cursor row */
276int16_t stepclk; /* note entry - step clock state */
277int16_t stepenb; /* note entry - step enable flag */
278int16_t stepint; /* note entry - note interval */
279int16_t stepwgt; /* note entry - note weight */
280int16_t subj; /* edited point number (relative) */
281int16_t submenu; /* submenu active switch */
282int16_t swctrl; /* scroll wheel 'srolling' flag */
283int16_t swdelta; /* scroll wheel change while touched */
284int16_t swdir; /* scroll wheel direction */
285int16_t swfiin; /* scroll wheel fifo input pointer */
286int16_t swflag; /* scroll wheel touched flag */
287int16_t swlast; /* scroll wheel last value */
288int16_t swstop; /* scroll wheel stop flag */
289int16_t swndx; /* scroll wheel look back index */
290int16_t tagslot; /* tagged load slot */
291int16_t tdnamsw; /* tuning editor displaying typewriter */
292int16_t temax; /* time upper limit */
293int16_t temin; /* time lower limit */
294int16_t testing; /* test level */
295int16_t tglclk; /* clock on/off toggle flag */
296int16_t tglpch; /* punch in/out toggle flag */
297int16_t thescore; /* score selected from sqscan */
298int16_t timemlt; /* time scaling */
299int16_t tkctrl; /* trackball active flag */
300int16_t tmpomlt; /* tempo multiplier */
301int16_t tmpoval; /* tempo value */
302int16_t trkball; /* trackball selected switch */
303int16_t ttcmdsv; /* tuning editor edit state variable */
304int16_t ttsel1; /* tuning editor key select variable 1 */
305int16_t ttsel2; /* tuning editor key select variable 2 */
306int16_t ttsel3; /* tuning editor key select variable 3 */
307int16_t tuneval; /* fine tuning */
308int16_t tunmod; /* tuning table modified */
309int16_t tunval; /* tuning editor increment / transpose value */
310int16_t txfiin; /* trackball x fifo input pointer */
311int16_t txflag; /* trackball x axis active flag */
312int16_t txlast; /* trackball x axis last value */
313int16_t txstop; /* trackball x axis filter counter */
314int16_t tyfiin; /* trackball y fifo input pointer */
315int16_t tyflag; /* trackball y axis active flag */
316int16_t tylast; /* trackball y axis last value */
317int16_t tystop; /* trackball y axis filter counter */
318int16_t velflag; /* velocity display flag */
319int16_t verbose; /* verbose output switch */
320int16_t vlbtype; /* type of message window display */
321int16_t vrbw08; /* score display video reset detail word */
322int16_t vrbw09; /* score display video reset detail word */
323int16_t vrbw10; /* score display video reset detail word */
324int16_t vrbw11; /* score display video reset detail word */
325int16_t vrbw12; /* score display video reset detail word */
326int16_t vrbw13; /* score display video reset detail word */
327int16_t vrbw14; /* score display video reset detail word */
328int16_t vrbw15; /* score display video reset detail word */
329int16_t vrcw; /* score display video reset control word */
330int16_t vtccol; /* virtual typewriter cursor column */
331int16_t vtcrow; /* virtual typewriter cursor row */
332int8_t vtdechr; /* virtual typewriter data entry character */
333int16_t vtdecol; /* virtual typewriter data entry column */
334int16_t vtpcol; /* virtual typewriter column */
335int16_t vtprow; /* virtual typewriter row */
336int16_t vtwcol; /* virtual typewriter window left column */
337int16_t vtwrow; /* virtual typewriter window top row */
338int16_t vtxval; /* virtual typewriter cursor x value */
339int16_t vtyval; /* virtual typewriter cursor y value */
340int16_t wcflag; /* ws/cf menu select flag (cf=0, ws=1) */
341int16_t wcmcol; /* ws/cf menu label column */
342int16_t wcmrow; /* ws/cf menu label row */
343int16_t wcpage; /* ws/cf menu page */
344int16_t wdupdfl; /* waveshape display needs updated flag */
345int16_t wmcsel; /* ws menu ws a/b select */
346int16_t wmctag; /* ws/cf display update flag */
347int16_t wplast; /* last point for interpolate operation */
348int16_t wpntsv; /* waveshape point selection state variable */
349int16_t wshmax; /* waveshape maximum value */
350int16_t wvlast; /* last value for interpolate operation */
351int16_t xkcount; /* cursor x key on count */
352int16_t xkstat; /* cursor x key status */
353int16_t xycntr; /* xy center for cursor pad */
354int16_t ykcount; /* cursor y key on count */
355int16_t ykstat; /* cursor y key status */
356
357int16_t anrs[8][16]; /* analog variable resolution */
358int16_t grp2prt[12][2]; /* group to port and channel table */
359int16_t sctctab[10][64]; /* score background color table */
360int16_t sigtab[128][2]; /* signals: [0] = value, [1] = switch */
361int16_t tunlib[NTUNS][128]; /* tuning table library */
362int16_t varmode[8][16]; /* analog variable record mode */
363int16_t wsnmod[12][2]; /* waveshape number / data modified */
364
365struct EXFILE mphead; /* MIDAS-VII program header */
366struct fet *cfetp; /* current fet entry pointer */
367struct fet *curfet; /* current fet table pointer */
368struct fet *infetp; /* in-field fet pointer */
369struct gdsel *gdfsep; /* gdsel freechain pointer */
370struct instpnt *pntptr; /* pointer to edited point */
371struct mlibhdr ldhead; /* library header */
372struct nevent *nefree; /* pointer to free note entries */
373struct nevent *nelist; /* pointer to note entry list */
374struct octent *adoct; /* assignment display object control pointer */
375struct octent *ldoct; /* librarian object control table pointer */
376struct octent *mdoct; /* menu display object control table pointer */
377struct octent *tdoct; /* tuning display object control table pointer */
378struct octent *wdoct; /* object control table pointer */
379struct octent *idoct; /* instrument display octent pointer */
380struct pflent *pflist; /* pendant function list header */
381struct pflent *pfqhdr; /* pendant function list entry freechain header */
382struct s_entry *libsp; /* librarian score pointer */
383struct s_entry *peg; /* insert mode 'peg' to hang the tail on */
384struct s_entry *size1; /* score E_SIZE1 entry free list pointer */
385struct s_entry *size2; /* score E_SIZE2 entry free list pointer */
386struct s_entry *size3; /* score E_SIZE3 entry free list pointer */
387struct selbox *csbp; /* current select box table pointer */
388struct selbox *curboxp; /* current select box pointer */
389struct s_entry *p_bak; /* pointer to entry at left edge of display */
390struct s_entry *p_cbgn; /* pointer to start of copy */
391struct s_entry *p_cend; /* pointer to end of copy */
392struct s_entry *p_cur; /* pointer to entry at current execution time */
393struct s_entry *p_ctr; /* pointer to entry at center of display */
394struct s_entry *p_fwd; /* pointer to entry at right edge of display */
395struct n_entry *p_nbeg; /* pointer to note begin */
396struct n_entry *p_nend; /* pointer to note end */
397struct s_entry *p_sbgn; /* pointer to start of section */
398struct s_entry *p_sec1; /* pointer to start of 1st section */
399struct s_entry *p_sec2; /* pointer to start of 2nd section */
400struct s_entry *p_send; /* pointer to end of section */
401struct s_entry *scp; /* current score pointer */
402
403struct asgent asgtab[NASGS]; /* assignment table library */
404struct fcat filecat[FCMAX]; /* file catalog */
405struct gdsel *gdstbc[NGDSEL]; /* center group & event status lists */
406struct gdsel *gdstbn[NGDSEL]; /* right group & event status lists */
407struct gdsel *gdstbp[NGDSEL]; /* left group & event status lists */
408struct gdsel gdfsl[MAXFSL]; /* gdsel pool */
409struct instdef idefs[NINST]; /* current instrument definitions */
410struct n_entry *lstbgns[NLSTENTS]; /* last note begin entry table */
411struct n_entry *lstends[NLSTENTS]; /* last note end entry table */
412struct instdef vbufs[12]; /* voice instrument buffers */
413struct nevent nevents[NNEVTS]; /* note event list */
414struct pflent pfents[NPFENTS]; /* pendant function list entry pool */
415struct scndx sindex[N_SCORES]; /* score file table of contents */
416struct sment *vpsms[192]; /* voice parameter general S/M pointer table */
417struct sment sments[192]; /* source multiplier assignment table */
418struct valent valents[NGPSRS]; /* source value table */
419struct wstbl wslib[NUMWAVS]; /* waveshape library */
420struct s_entry *scores[N_SCORES]; /* Score pointer table */
421
422struct s_time stimes[N_SCORES][N_SECTS]; /* score section SMPTE times */
423struct s_entry *hplist[N_SCORES][N_TYPES]; /* Score change list pointers */
424struct s_entry *seclist[N_SCORES][N_SECTS]; /* Section pointer table */
425
426uint16_t *asgob; /* assignment display object pointer */
427uint16_t *consl; /* constant slice pointer */
428uint16_t *cursl; /* current (center) slice pointer */
429uint16_t *instob; /* instrument object pointer */
430uint16_t *librob; /* librarian display object pointer */
431uint16_t *menuob; /* menu display object pointer */
432uint16_t *nxtsl; /* next (right edge) slice pointer */
433uint16_t *obj0; /* object 0 VSDD RAM pointer */
434uint16_t *obj1; /* object 1 VSDD RAM pointer */
435uint16_t *obj2; /* object 2 VSDD RAM pointer */
436uint16_t *obj3; /* object 3 VSDD RAM pointer */
437uint16_t *obj4; /* object 4 VSDD RAM pointer */
438uint16_t *obj5; /* object 5 VSDD RAM pointer */
439uint16_t *obj6; /* object 6 VSDD RAM pointer */
440uint16_t *obj7; /* object 7 VSDD RAM pointer */
441uint16_t *obj8; /* object 8 VSDD RAM pointer */
442uint16_t *obj9; /* object 9 VSDD RAM pointer */
443uint16_t *obj10; /* object 10 VSDD RAM pointer */
444uint16_t *obj11; /* object 11 VSDD RAM pointer */
445uint16_t *obj12; /* object 12 VSDD RAM pointer */
446uint16_t *obj13; /* object 13 VSDD RAM pointer */
447uint16_t *obj14; /* object 14 VSDD RAM pointer */
448uint16_t *obj15; /* object 15 VSDD RAM pointer */
449uint16_t *prvsl; /* previous (left edge) slice pointer */
450uint16_t *saddr; /* score VSDD RAM base pointer */
451uint16_t *tunob; /* tuning table display object pointer */
452uint16_t *vtobj; /* virtual typewriter display object pointer */
453uint16_t *waveob; /* waveshape display object pointer */
454
455uint16_t curintp; /* current interpolate time (FPU format) */
456uint16_t scrl; /* score VSDD object scroll register image */
457uint16_t vtbgval; /* virtual typewriter data background color */
458uint16_t vtfgval; /* virtual typewriter data foreground color */
459
460uint16_t dfbuf[4096]; /* track formatting buffer */
461uint16_t slices[896]; /* score display slices */
462
463/*
464
465*/
466
467/* initialized variables */
468
469int16_t debugsw = DEBUGVAL; /* debug output switch */
470
471int16_t swback = SWBACK; /* scroll wheel look back count */
472int16_t swthr = SWTHR; /* scroll wheel movement threshold */
473int16_t swtime = SWTIME; /* scroll wheel timer scan time */
474int16_t swwait = SWWAIT; /* scroll wheel wait count */
475
476int16_t tkback = TKBACK; /* trackball FIFO look back count */
477int16_t tkrmin = TKRMIN; /* trackball rate threshold */
478int16_t tkthr = TKTHR; /* trackball movement threshold */
479int16_t tktime = TKTIME; /* trackball timer scan time */
480int16_t tkwait = TKWAIT; /* trackball wait count */
481
482int16_t curhold = CURHOLD; /* cursor hold time */
483int16_t hcwval = HCWVAL; /* graphics cursor X wait time */
484int16_t thcwval = THCWVAL; /* text cursor H wait time */
485int16_t tvcwval = TVCWVAL; /* text cursor V wait time */
486int16_t vcwval = VCWVAL; /* graphics cursor Y wait time */
487
488/*
489
490*/
491
492uint16_t tmultab[] = { /* time multiplier table - indexed by voltage */
493
494 0xFFFF, 0xFAFA, 0xF627, 0xF182, 0xED09, /* 0 */
495 0xE8BA, 0xE492, 0xE08F, 0xDCB0, 0xD8F2, /* 5 */
496 0xD555, 0xD1D6, 0xCE73, 0xCB2C, 0xC800, /* 10 */
497 0xC4EC, 0xC1F0, 0xBF0B, 0xBC3C, 0xB981, /* 15 */
498 0xB6DB, 0xB448, 0xB1C7, 0xAF57, 0xACF9, /* 20 */
499 0xAAAA, 0xA86B, 0xA63B, 0xA41A, 0xA206, /* 25 */
500 0xA000, 0x9E06, 0x9C18, 0x9A37, 0x9861, /* 30 */
501 0x9696, 0x94D6, 0x9320, 0x9174, 0x8FD1, /* 35 */
502 0x8E38, 0x8CA8, 0x8B21, 0x89A2, 0x882B, /* 40 */
503 0x86BC, 0x8555, 0x83F5, 0x829C, 0x814A, /* 45 */
504 0x8000, 0x7EBB, 0x7D7D, 0x7C45, 0x7B13, /* 50 */
505 0x79E7, 0x78C1, 0x77A0, 0x7684, 0x756E, /* 55 */
506 0x745D, 0x7350, 0x7249, 0x7146, 0x7047, /* 60 */
507 0x6F4D, 0x6E58, 0x6D66, 0x6C79, 0x6B90, /* 65 */
508 0x6AAA, 0x69C8, 0x68EB, 0x6810, 0x6739, /* 70 */
509 0x6666, 0x6596, 0x64C9, 0x6400, 0x6339, /* 75 */
510 0x6276, 0x61B5, 0x60F8, 0x603D, 0x5F85, /* 80 */
511 0x5ED0, 0x5E1E, 0x5D6E, 0x5CC0, 0x5C16, /* 85 */
512 0x5B6D, 0x5AC7, 0x5A24, 0x5982, 0x58E3, /* 90 */
513 0x5846, 0x57AB, 0x5713, 0x567C, 0x55E7, /* 95 */
514 0x5555 /* 100 */
515};
516
517/*
518
519*/
520
521int16_t crate0[] = { /* cursor rate table 1 */
522
523 0, 0, 0, 0, 0, 0, 0, 0, /* 0..7 */
524 0, 0, 0, 0, 1, 1, 1, 1, /* 8..15 */
525 1, 1, 1, 1, 1, 1, 1, 1, /* 16..23 */
526 1, 1, 1, 1, 1, 1, 1, 1, /* 24..31 */
527 1, 1, 1, 1, 1, 1, 1, 1, /* 32..39 */
528 1, 1, 1, 1, 1, 1, 1, 1, /* 40..47 */
529 1, 1, 1, 1, 1, 1, 1, 1, /* 48..55 */
530 1, 1, 1, 1, 1, 1, 1, 1 /* 56..63 */
531};
532
533int16_t crate1[] = { /* cursor rate table 1 */
534
535 0, 0, 0, 0, 0, 0, 0, 0, /* 0..7 */
536 1, 1, 1, 1, 1, 1, 1, 1, /* 8..15 */
537 3, 3, 3, 3, 3, 3, 3, 3, /* 16..23 */
538 5, 5, 5, 5, 5, 5, 5, 5, /* 24..31 */
539 7, 7, 7, 7, 7, 7, 7, 7, /* 32..39 */
540 9, 9, 9, 9, 9, 9, 9, 9, /* 40..47 */
541 11, 11, 11, 11, 11, 11, 11, 11, /* 48..55 */
542 13, 13, 13, 13, 13, 13, 13, 13 /* 56..63 */
543};
544
545int16_t crate2[] = { /* cursor rate table 2 */
546
547 0, 0, 0, 0, 0, 0, 0, 0, /* 0..7 */
548 1, 1, 1, 1, 1, 1, 1, 1, /* 8..15 */
549 2, 2, 2, 2, 2, 2, 2, 2, /* 16..23 */
550 4, 4, 4, 4, 8, 8, 8, 8, /* 24..31 */
551 16, 16, 16, 16, 32, 32, 32, 32, /* 32..39 */
552 64, 64, 64, 64,128,128,128,128, /* 40..47 */
553 96, 96, 96, 96,256,256,256,256, /* 48..55 */
554 256,256,256,256,256,256,256,256 /* 56..63 */
555};
556
557/*
558
559*/
560
561int16_t loctab[9] = {
562
563 0, /* 0 - left */
564
565 125 << 5, /* 1 */
566 250 << 5, /* 2 */
567 375 << 5, /* 3 */
568
569 500 << 5, /* 4 - center */
570
571 625 << 5, /* 5 */
572 750 << 5, /* 6 */
573 875 << 5, /* 7 */
574
575 1000 << 5 /* 8 - right */
576};
577
578/*
579
580*/
581
582/*
583 =============================================================================
584 valof() -- return initial value of a source
585 =============================================================================
586*/
587
588int16_t valof(int16_t srcv)
589{
590 switch (srcv) {
591
592 case SM_NONE: /* -none- */
593 return(0);
594
595 case SM_RAND: /* Random */
596 return(xgetran(0));
597
598 case SM_CTL1: /* Ctl V1 */
599 return(SM_SCALE(sigtab[79][0]));
600
601 case SM_PTCH: /* Pitch */
602 case SM_KPRS: /* Key Prs */
603 case SM_KVEL: /* Key Vel */
604 return(0);
605
606 case SM_PED1: /* Pedal 1 */
607 return(SM_SCALE(sigtab[77][0]));
608
609 case SM_HTPW: /* Hor Tab / Pch Whl */
610 return(0);
611
612 case SM_VTMW: /* Vrt Tab / Mod Whl */
613 return(SM_SCALE(sigtab[54][0]));
614
615 case SM_LPBR: /* LongPot / Breath */
616 return(SM_SCALE(sigtab[57][0]));
617
618 default:
619 return(0);
620 }
621}
622
623/*
624
625*/
626
627/*
628 =============================================================================
629 inismtb() -- initialize source / multiplier data structures
630 =============================================================================
631*/
632
633void inismtb(void)
634{
635 register int16_t i, oldi;
636
637 oldi = setipl(FPU_DI);
638
639/* ++++++++++++++++++++++++++++ FPU interrupts disabled +++++++++++++++++++++ */
640
641 for (i = 0; i < NGPSRS; i++) {
642
643 valents[i].nxt = &valents[i];
644 valents[i].prv = &valents[i];
645 valents[i].val = valof(i & 0x000F);
646 }
647
648 for (i = 0; i < 192; i++) {
649
650 vpsms[i] = &sments[i];
651
652 sments[i].prv = (struct sment *)&valents[0];
653 sments[i].nxt = valents[0].nxt;
654
655 valents[0].nxt->prv = &sments[i];
656 valents[0].nxt = &sments[i];
657
658 sments[i].vp = i;
659 sments[i].sm = 0;
660 }
661
662 setipl(oldi);
663
664/* ++++++++++++++++++++++++++++ Interrupts restored +++++++++++++++++++++++++ */
665
666}
667
668/*
669
670*/
671
672/*
673 =============================================================================
674 clrpfl() -- clear pendant function list
675 =============================================================================
676*/
677
678void clrpfl(void)
679{
680 register int16_t i;
681
682 memsetw(&pfents[0], 0, (NPFENTS * sizeof (struct pflent))/2);
683
684 for (i = 0; i < NPFENTS-1; i++)
685 pfents[i].nextpf = &pfents[i+1];
686
687 pfqhdr = &pfents[0];
688 pflist = (struct pflent *)NULL;
689}
690
691/*
692
693*/
694
695/*
696 =============================================================================
697 im700() -- initialize MIDAS 700
698 =============================================================================
699*/
700
701void im700(void)
702{
703 register int16_t i, j, k;
704 register int8_t *ioadr;
705 register struct instdef *ip;
706
707 debugsw = DEBUGVAL; /* initialize debug switch */
708
709 GLCinit(); /* initialize the GLC */
710 GLCcurs(G_ON);
711 GLCtext(2, 1, "MIDAS 7 -- Initialization in progress -- Please stand by");
712 GLCcurs(G_OFF);
713
714 vsndpal(blakpal); /* setup the blackout palette */
715
716 VHinit(); /* clear the video hardware */
717 VSinit(); /* ... and the video software */
718
719 memset(keystat, 0, 24); /* clear front panel key status */
720 memset(trgtab, 0, NTRIGS); /* clear trigger status table */
721 memset(mctlval, 0, NCTRLS); /* clear MIDI controller values */
722
723 memsetw(grpmode, 0, 12); /* set all groups to PLAY */
724 memsetw(grpstat, GS_ENBL, 12); /* enable all groups for param. artic. */
725 memsetw(grpsel, TRUE, 12); /* enable all groups for instr. sel. */
726 memsetw(sigtab, 0, ((sizeof sigtab) / (sizeof sigtab[0][0])));
727
728 memsetw(veltab, SM_SCALE(64), NTRIGS); /* clear velocity table */
729 memsetw(lastvel, SM_SCALE(64), 12); /* clear last velocity table */
730 memsetw(prstab, 0, NTRIGS); /* clear pressure table */
731
732 curintp = tofpu(100); /* set default interpolate time */
733
734 angroup = -1; /* analog values: group 1, not shown */
735 ancmsw = FALSE; /* analog variable mode from grpmode */
736 velflag = FALSE; /* velocity not displayed */
737
738 dubsw = TRUE; /* set overdub mode */
739
740 sd = D_FWD; /* set display direction */
741 se = D_FWD; /* set execution direction */
742
743 swinit(); /* reset the scroll wheel variables */
744
745 inismtb(); /* clear the S/M data structures */
746 clrnl(); /* clear note entry lists */
747 clrpfl(); /* clear pendant function list */
748
749 lstbgnc = 0; /* reset last note begin count */
750 lstendc = 0; /* reset last note end count */
751 lstflag = TRUE; /* set end of note entry list flag */
752
753 memsetw(lstbgns, 0, (NLSTENTS << 1)); /* clear note begin list */
754 memsetw(lstends, 0, (NLSTENTS << 1)); /* clear note end list */
755
756 /* set funcndx[] entries */
757
758 for (i = 0; i < 12; i++) {
759
760 ip = &vbufs[i];
761
762 for (j = 0; j < NFINST; j++) {
763
764 k = (i << 4) + fnoff[j];
765
766 funcndx[k][0] = &ip->idhfnc[j];
767 funcndx[k][1] = ip->idhpnt;
768 }
769 }
770
771/*
772
773*/
774 for (i = 0; i < 3; i++) { /* reset the state machines */
775
776 msmstv[i] = 0; /* state = 0 */
777 mrstat[i] = 0; /* clear running status */
778 mdbyte[i] = 0; /* clear first byte buffer */
779 masens[i] = 0; /* clear active sensing */
780 }
781
782 for (i = 0; i < 48; i++) {
783
784 mpbend[i] = 0; /* clear bend values */
785 mpsust[i] = 0; /* clear sustain values */
786 }
787
788 for (i = 0; i < 12; i++) {
789
790 for (j = 0; j < 6; j++) {
791
792 varmode[j][i] = 0; /* set r/p mode */
793 anrs[j][i] = 4; /* set analog resolution */
794 }
795
796 setdyn(i, 6); /* set group dynamics */
797 setloc(i, 4); /* set group locations */
798 lastvce[i] = 0; /* clear last voice assigned */
799 vce2trg[i] = -1; /* clear voice to trigger table */
800 }
801
802 for (i = 0; i < NLTYPES; i++) {
803
804 memset(loadedc[i], ' ', 37);
805 memset(loadedf[i], ' ', 8);
806 }
807
808 memset(ldfile, ' ', 8); /* clear the library file name field */
809 ldfile[8] = '\0';
810
811 memset(ldcmnt, ' ', 37); /* clear the library comment field */
812 ldcmnt[37] = '\0';
813
814/*
815
816*/
817 xkcount = 1; /* reset cursor control variables */
818 ykcount = 1;
819 xycntr = XYCENTRE;
820
821 clksrc = CK_LOCAL; /* clock source = local */
822 clkctl = CK_LOCAL; /* clock control = local */
823 clkrun = FALSE; /* clock stopped */
824 midiclk = FALSE; /* ... */
825 pulsclk = FALSE; /* ... */
826 stepclk = FALSE; /* ... */
827 fc_sw = 0; /* stop the frame clock */
828 fc_val = 0L; /* ... and reset it */
829 scrlpot = 0; /* not scrolling */
830 tmpomlt = 50; /* initialize tempo multiplier */
831 io_leds = 0x18; /* ... and turn off the LEDs */
832 io_leds = 0x19; /* ... */
833 settmpo(60); /* set default tempo */
834
835 timemlt = tmultab[50]; /* initialize time scaling */
836 io_leds = 0x1A;
837 io_leds = 0x1B;
838
839 tuneval = 0; /* initialize fine tuning */
840 io_leds = 0x1C;
841 io_leds = 0x1D;
842
843 for (i = 0; i < 12; i++) /* setup default values for gtctab */
844 gtctab[i] = ((i+3) << 12) | ((i+3) << 8) | ((i+3) << 4) | (i+3);
845
846 editsw = FALSE; /* setup edit switch state */
847 io_leds = 0x1E;
848 ioadr = &io_ser + 2L;
849 editss = *ioadr & 0x0008;
850
851 ac_code = N_SHARP; /* default accidentals to display as sharps */
852
853 memsetw(articen, TRUE, 12); /* enable articulation for all voices */
854/*
855
856*/
857 curmove = cmvgen;
858 premove = nokey;
859 pstmove = nokey;
860 curtype = stdctp2;
861
862 x_key = nokey; /* setup default key processors */
863 e_key = nokey;
864 m_key = stdmkey;
865 d_key = nokey;
866
867 not_fld = nonf;
868
869 cx_key = cxkstd; /* setup default cursor processors */
870 cy_key = cykstd;
871 cx_upd = cxgen;
872 cy_upd = cygen;
873 xy_up = nokey;
874 xy_dn = nokey;
875
876 curslim = 349; /* cursor limit for graphics to text switch */
877
878 chtime = hcwval; /* initialize default cursor wait times */
879 cvtime = vcwval;
880 nchwait = curhold;
881 ncvwait = curhold;
882 chwait = 1;
883 cvwait = 1;
884
885 cratex = crate1; /* initialize default cursor x rate table */
886 cratey = crate1; /* initialize default cursor y rate table */
887
888 cmfirst = TRUE; /* setup for first motion of cursor */
889 cmtype = CT_GRAF;
890
891 cxval = XCTR; /* default cursor to center of screen */
892 cyval = YCTR;
893
894 stcrow = cyval / 14; /* keep text position in sync */
895 stccol = cxval / 8;
896
897 submenu = FALSE; /* no submenu up to start with */
898/*
899
900*/
901 curinst = 0; /* current instrument = 0 */
902 curfunc = 12; /* current function = 12 = level */
903 curvce = 0; /* current voice = 0 */
904
905 asmode = FALSE; /* deselect assignment mode */
906 gomode = GO_NULL; /* deselect go to mode */
907 ismode = IS_NULL; /* deselect instrument select mode */
908 pkctrl = PK_PFRM; /* select local performance key state */
909 oldpk = pkctrl; /* ... */
910 sliders = LS_PRMTR; /* setup the LCD display pots and switches */
911 oldsl = sliders; /* ... */
912 swpt = &t_prmtr; /* ... */
913 oldsw = swpt; /* ... */
914 setleds(); /* set performance keyboard leds */
915
916 initpt(); /* initialize the patch table */
917 initsq(); /* initialize the sequence table */
918 initil(); /* initialize the instrument library */
919 iniwslb(); /* initialize the waveshape library */
920 inital(); /* initialize the assignment library */
921 inittl(); /* initialize the tuning table library */
922 scinit(); /* initialize the score */
923
924 clearer(1, 0); /* reset the fpu to its nominal values */
925 getasg(curasg = 0); /* setup default assignments */
926
927 lcdlbls(); /* put up the LCD display */
928 lampsw = FALSE; /* enable LCD timeout */
929}
930
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