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source: buchla-68k/ram/im700.c@ 4810254

Last change on this file since 4810254 was fa38804, checked in by Thomas Lopatic <thomas@…>, 7 years ago
Removed form-feed comments.
Property mode set to `100644`
File size: 30.3 KB

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

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