[f40a309] | 1 | /*
|
---|
| 2 | =============================================================================
|
---|
| 3 | asgvce.c -- MIDAS-VII -- assign voice / enter notes into score
|
---|
| 4 | Version 12 -- 1988-10-03 -- D.N. Lynx Crowe
|
---|
| 5 | =============================================================================
|
---|
| 6 | */
|
---|
| 7 |
|
---|
| 8 | #undef DEBUGGER /* define to enable debug trace */
|
---|
| 9 |
|
---|
| 10 | #define DEBUGIT 0
|
---|
| 11 |
|
---|
[6262b5c] | 12 | #include "all.h"
|
---|
[e225e77] | 13 |
|
---|
| 14 | extern int16_t sc_trak(int32_t tval);
|
---|
| 15 | extern int16_t sc_trek(int32_t tval);
|
---|
| 16 | extern void chgsdf(void);
|
---|
| 17 | extern void chgsef(void);
|
---|
| 18 | extern void execkey(int16_t trg, int16_t pch, int16_t vce, int16_t tag);
|
---|
| 19 | extern void se_disp(struct s_entry *ep, int16_t sd, struct gdsel *gdstb[], int16_t cf);
|
---|
| 20 |
|
---|
[f40a309] | 21 | #if DEBUGIT
|
---|
| 22 | extern short debugsw;
|
---|
| 23 | #endif
|
---|
| 24 |
|
---|
| 25 | /* |
---|
| 26 |
|
---|
| 27 | */
|
---|
[7258c6a] | 28 |
|
---|
| 29 | extern int16_t clksrc; /* clock source */
|
---|
| 30 | extern int16_t curasg; /* current assignment table */
|
---|
| 31 | extern int16_t legato; /* "legato" mode flag */
|
---|
| 32 | extern int16_t lstbgnc; /* last note begin entry count */
|
---|
| 33 | extern int16_t lstendc; /* last note end entry count */
|
---|
| 34 | extern int16_t lstflag; /* last note list end flag */
|
---|
| 35 | extern int16_t ndisp; /* current display number */
|
---|
| 36 | extern int16_t newflag; /* new data entered while t_ctr EQ t_cur */
|
---|
| 37 | extern int16_t nkdown; /* number of keys down */
|
---|
| 38 | extern int16_t recsw; /* record/play switch */
|
---|
| 39 | extern int16_t sd; /* score display direction */
|
---|
| 40 | extern int16_t se; /* score execution direction */
|
---|
| 41 | extern int16_t stepenb; /* step enable */
|
---|
| 42 | extern int16_t stepint; /* note interval */
|
---|
| 43 | extern int16_t stepwgt; /* note weight */
|
---|
| 44 | extern int16_t velflag; /* velocity display enable flag */
|
---|
| 45 |
|
---|
| 46 | extern int16_t grpmode[]; /* group mode table */
|
---|
| 47 | extern int16_t grpstat[]; /* group status table */
|
---|
| 48 | extern int16_t ins2grp[]; /* instrument to group assigments */
|
---|
| 49 | extern int16_t vce2grp[]; /* voice to group map */
|
---|
| 50 | extern int16_t lastvce[]; /* last voice assigned in each group */
|
---|
| 51 | extern int16_t lastvel[]; /* last velocity seen by each group */
|
---|
| 52 | extern int16_t tuntab[]; /* current tuning table */
|
---|
| 53 | extern int16_t vce2trg[]; /* voice to trigger map (-1 EQ NULL) */
|
---|
| 54 |
|
---|
| 55 | extern int16_t stepfrm[][17]; /* steps per frame table */
|
---|
| 56 |
|
---|
[f40a309] | 57 | extern uint16_t *obj8; /* score display object pointer */
|
---|
| 58 |
|
---|
| 59 | extern struct gdsel *gdstbc[]; /* group status table - center slice */
|
---|
| 60 |
|
---|
| 61 | extern struct n_entry *lstbgns[NLSTENTS]; /* note begin pointers */
|
---|
| 62 | extern struct n_entry *lstends[NLSTENTS]; /* note end pointers */
|
---|
| 63 |
|
---|
| 64 | extern struct nevent *nefree; /* pointer to free note entries */
|
---|
| 65 | extern struct nevent *nelist; /* pointer to note entry list */
|
---|
| 66 |
|
---|
| 67 | extern struct nevent nevents[NNEVTS]; /* note event list */
|
---|
| 68 |
|
---|
| 69 | /* |
---|
| 70 |
|
---|
| 71 | */
|
---|
| 72 |
|
---|
| 73 | /*
|
---|
| 74 | =============================================================================
|
---|
| 75 | clrnl() -- clear note list
|
---|
| 76 | =============================================================================
|
---|
[0580615] | 77 | */
|
---|
[f40a309] | 78 |
|
---|
[7258c6a] | 79 | void clrnl(void)
|
---|
[f40a309] | 80 | {
|
---|
| 81 | register int16_t i;
|
---|
| 82 |
|
---|
| 83 | DB_ENTR("clrnl");
|
---|
| 84 |
|
---|
| 85 | for (i = 0; i < NNEVTS - 1; i++) {
|
---|
| 86 |
|
---|
| 87 | nevents[i].nxt = &nevents[i + 1];
|
---|
| 88 | nevents[i].note = 0;
|
---|
| 89 | nevents[i].group = 0;
|
---|
| 90 | }
|
---|
| 91 |
|
---|
| 92 | nevents[NNEVTS - 1].nxt = (struct nevent *)0L;
|
---|
| 93 |
|
---|
| 94 | nelist = (struct nevent *)0L;
|
---|
| 95 | nefree = &nevents[0];
|
---|
| 96 | nkdown = 0;
|
---|
| 97 |
|
---|
| 98 | DB_EXIT("clrnl");
|
---|
| 99 | }
|
---|
| 100 |
|
---|
| 101 | /* |
---|
| 102 |
|
---|
| 103 | */
|
---|
| 104 |
|
---|
| 105 | /*
|
---|
| 106 | =============================================================================
|
---|
| 107 | ne_end() -- enter a note end event
|
---|
[7258c6a] | 108 | =============================================================================
|
---|
[f40a309] | 109 | */
|
---|
[7258c6a] | 110 |
|
---|
| 111 | void ne_end(int16_t trg, int16_t grp)
|
---|
[f40a309] | 112 | {
|
---|
| 113 | register int16_t nn;
|
---|
| 114 | register int32_t fcend;
|
---|
| 115 | register struct nevent *nx;
|
---|
| 116 | register struct n_entry *ep;
|
---|
| 117 |
|
---|
| 118 | DB_ENTR("ne_end");
|
---|
| 119 |
|
---|
| 120 | /* must be recording into a voice in record mode ... */
|
---|
| 121 |
|
---|
| 122 | if ((recsw EQ 0) OR (grpmode[grp] NE 2)) {
|
---|
| 123 |
|
---|
| 124 | DB_EXIT("ne_end");
|
---|
| 125 | return; /* ... or, we're done */
|
---|
| 126 | }
|
---|
| 127 |
|
---|
| 128 | DB_CMNT("ne_end - recording");
|
---|
| 129 |
|
---|
| 130 | /* make pointers point in the forward direction */
|
---|
| 131 |
|
---|
| 132 | if (sd EQ D_BAK)
|
---|
| 133 | chgsdf();
|
---|
| 134 |
|
---|
| 135 | if (se EQ D_BAK)
|
---|
| 136 | chgsef();
|
---|
| 137 | /* |
---|
| 138 |
|
---|
| 139 | */
|
---|
| 140 | nn = trg & 0x007F; /* note number */
|
---|
| 141 |
|
---|
| 142 | if (clksrc NE CK_STEP) { /* not in step mode */
|
---|
| 143 |
|
---|
| 144 | DB_CMNT("ne_end - non-step");
|
---|
| 145 |
|
---|
| 146 | if (E_NULL NE (ep = (struct n_entry *)e_alc(E_SIZE1))) {
|
---|
| 147 |
|
---|
| 148 | DB_CMNT("ne_end - enter note end");
|
---|
| 149 | ep->e_time = t_cur;
|
---|
| 150 | ep->e_type = EV_NEND | 0x80;
|
---|
| 151 | ep->e_note = nn;
|
---|
| 152 | ep->e_group = grp;
|
---|
| 153 | ep->e_vel = SM_SCALE(64);
|
---|
| 154 |
|
---|
| 155 | p_cur = e_ins((struct s_entry *)ep,
|
---|
| 156 | ep_adj(p_cur, 0, t_cur))->e_fwd;
|
---|
| 157 |
|
---|
| 158 | if (t_cur EQ t_ctr)
|
---|
| 159 | newflag = TRUE;
|
---|
| 160 |
|
---|
| 161 | se_disp(ep, D_FWD, gdstbc, 1);
|
---|
| 162 |
|
---|
| 163 | } else {
|
---|
| 164 |
|
---|
| 165 | DB_CMNT("ne_end - no space");
|
---|
| 166 | }
|
---|
| 167 |
|
---|
| 168 | DB_EXIT("ne_end");
|
---|
| 169 | return;
|
---|
| 170 | /* |
---|
| 171 |
|
---|
| 172 | */
|
---|
| 173 | } else if (nkdown GE 1) { /* process note entry in step mode */
|
---|
| 174 |
|
---|
| 175 | DB_CMNT("ne_end - log key up");
|
---|
| 176 |
|
---|
| 177 | if (0 EQ --nkdown) { /* if all keys are up ... */
|
---|
| 178 |
|
---|
| 179 | if (stepenb) {
|
---|
| 180 |
|
---|
| 181 | /* advance by the note weight */
|
---|
| 182 |
|
---|
| 183 | DB_CMNT("ne_end - advance weight");
|
---|
| 184 | fcend = fc_val + stepfrm[3][stepint];
|
---|
| 185 | fc_val += stepfrm[stepwgt][stepint];
|
---|
| 186 | sc_trek(fc_val);
|
---|
| 187 | sc_trak(fc_val);
|
---|
| 188 | DB_CMNT("ne_end - doing note ends");
|
---|
| 189 | }
|
---|
| 190 |
|
---|
| 191 | while (nelist) {
|
---|
| 192 |
|
---|
| 193 | nn = nelist->note; /* get note */
|
---|
| 194 | grp = nelist->group; /* get group */
|
---|
| 195 |
|
---|
| 196 | if (E_NULL NE (ep = (struct n_entry *)e_alc(E_SIZE1))) {
|
---|
| 197 |
|
---|
| 198 | DB_CMNT("ne_end - enter note end");
|
---|
| 199 | ep->e_time = t_cur;
|
---|
| 200 | ep->e_type = EV_NEND | 0x80;
|
---|
| 201 | ep->e_note = nn;
|
---|
| 202 | ep->e_group = grp;
|
---|
| 203 | ep->e_vel = SM_SCALE(64);
|
---|
| 204 |
|
---|
| 205 | p_cur = e_ins((struct s_entry *)ep,
|
---|
| 206 | ep_adj(p_cur, 0, t_cur))->e_fwd;
|
---|
| 207 |
|
---|
| 208 | se_disp(ep, D_FWD, gdstbc, 1);
|
---|
| 209 |
|
---|
| 210 | if (lstendc < NLSTENTS)
|
---|
| 211 | lstends[lstendc++] = ep;
|
---|
| 212 |
|
---|
| 213 | } else {
|
---|
| 214 |
|
---|
| 215 | DB_CMNT("ne_end - no space");
|
---|
| 216 | }
|
---|
| 217 | /* |
---|
| 218 |
|
---|
| 219 | */
|
---|
| 220 | DB_CMNT("ne_end - freeing nevent");
|
---|
| 221 | nx = nelist->nxt; /* get next nelist ptr */
|
---|
| 222 | nelist->nxt = nefree; /* free nelist entry */
|
---|
| 223 | nefree = nelist; /* ... */
|
---|
| 224 | nelist = nx; /* update nelist */
|
---|
| 225 | }
|
---|
| 226 |
|
---|
| 227 | lstflag = TRUE; /* indicate end of list */
|
---|
| 228 |
|
---|
| 229 | DB_CMNT("ne_end - note ends done");
|
---|
| 230 |
|
---|
| 231 | if (stepenb) {
|
---|
| 232 |
|
---|
| 233 | if (fc_val LT fcend) { /* advance to the interval */
|
---|
| 234 |
|
---|
| 235 | DB_CMNT("ne_end - advance interval");
|
---|
| 236 | fc_val = fcend;
|
---|
| 237 | sc_trek(fc_val);
|
---|
| 238 | sc_trak(fc_val);
|
---|
| 239 | }
|
---|
| 240 | }
|
---|
| 241 | }
|
---|
| 242 |
|
---|
| 243 | } else {
|
---|
| 244 |
|
---|
| 245 | nkdown = 0; /* no keys down */
|
---|
| 246 |
|
---|
| 247 | lstendc = 0; /* no step entries to delete */
|
---|
| 248 | lstbgnc = 0;
|
---|
| 249 | lstflag = FALSE;
|
---|
| 250 | }
|
---|
| 251 |
|
---|
| 252 | DB_EXIT("ne_end");
|
---|
| 253 | }
|
---|
| 254 |
|
---|
| 255 | /* |
---|
| 256 |
|
---|
| 257 | */
|
---|
[7258c6a] | 258 |
|
---|
[f40a309] | 259 | /*
|
---|
| 260 | =============================================================================
|
---|
| 261 | ne_bgn() -- enter a note begin event
|
---|
| 262 | =============================================================================
|
---|
| 263 | */
|
---|
| 264 |
|
---|
| 265 | void ne_bgn(int16_t grp, int16_t key, int16_t vel)
|
---|
| 266 | {
|
---|
| 267 | register struct n_entry *ep;
|
---|
| 268 | register struct nevent *np;
|
---|
| 269 |
|
---|
| 270 | DB_ENTR("ne_bgn");
|
---|
| 271 |
|
---|
| 272 | /* must be recording into a group in record mode ... */
|
---|
| 273 |
|
---|
| 274 | if ((recsw NE 0) AND (grpmode[grp] EQ 2)) {
|
---|
| 275 |
|
---|
| 276 | DB_CMNT("ne_bgn - recording");
|
---|
| 277 |
|
---|
| 278 | /* make pointers point in the forward direction */
|
---|
| 279 |
|
---|
| 280 | if (sd EQ D_BAK)
|
---|
| 281 | chgsdf();
|
---|
| 282 |
|
---|
| 283 | if (se EQ D_BAK)
|
---|
| 284 | chgsef();
|
---|
| 285 |
|
---|
| 286 | if (lstflag) { /* cancel old list of notes */
|
---|
| 287 |
|
---|
| 288 | lstbgnc = 0;
|
---|
| 289 | lstendc = 0;
|
---|
| 290 | lstflag = FALSE;
|
---|
| 291 | }
|
---|
| 292 |
|
---|
| 293 | if (clksrc EQ CK_STEP) { /* step mode */
|
---|
| 294 |
|
---|
| 295 | DB_CMNT("ne_bgn - step");
|
---|
| 296 | ++nkdown; /* count keys down */
|
---|
| 297 |
|
---|
| 298 | if (nefree) { /* log a key closure */
|
---|
| 299 |
|
---|
| 300 | np = nefree;
|
---|
| 301 | nefree = np->nxt;
|
---|
| 302 | np->note = key;
|
---|
| 303 | np->group = grp;
|
---|
| 304 | np->nxt = nelist;
|
---|
| 305 | nelist = np;
|
---|
| 306 | DB_CMNT("ne_bgn - key logged");
|
---|
| 307 |
|
---|
| 308 | } else {
|
---|
| 309 |
|
---|
| 310 | DB_CMNT("ne_bgn - nefree empty");
|
---|
| 311 | }
|
---|
| 312 | }
|
---|
| 313 | /* |
---|
| 314 |
|
---|
| 315 | */
|
---|
| 316 | if (E_NULL NE (ep = (struct n_entry *)e_alc(E_SIZE1))) {
|
---|
| 317 |
|
---|
| 318 | DB_CMNT("ne_bgn - enter note begin");
|
---|
| 319 | ep->e_time = t_cur;
|
---|
| 320 | ep->e_type = EV_NBEG | 0x80;
|
---|
| 321 | ep->e_note = key;
|
---|
| 322 | ep->e_group = grp;
|
---|
| 323 | ep->e_vel = (clksrc EQ CK_STEP) ? SM_SCALE(64) : vel;
|
---|
| 324 |
|
---|
| 325 | p_cur = e_ins((struct s_entry *)ep,
|
---|
| 326 | ep_adj(p_cur, 0, t_cur))->e_fwd;
|
---|
| 327 |
|
---|
| 328 | se_disp(ep, D_FWD, gdstbc, 1);
|
---|
| 329 |
|
---|
| 330 | if (t_cur EQ t_ctr)
|
---|
| 331 | newflag = TRUE;
|
---|
| 332 |
|
---|
| 333 | if ((clksrc EQ CK_STEP) AND (lstbgnc < NLSTENTS))
|
---|
| 334 | lstbgns[lstbgnc++] = ep;
|
---|
| 335 |
|
---|
| 336 | } else {
|
---|
| 337 |
|
---|
| 338 | DB_CMNT("ne_bgn - no space");
|
---|
| 339 | }
|
---|
| 340 | }
|
---|
| 341 |
|
---|
| 342 | DB_EXIT("ne_bgn");
|
---|
| 343 | }
|
---|
| 344 |
|
---|
| 345 | /* |
---|
[7258c6a] | 346 |
|
---|
[f40a309] | 347 | */
|
---|
[7258c6a] | 348 |
|
---|
[f40a309] | 349 | /*
|
---|
| 350 | =============================================================================
|
---|
| 351 | showvel() -- display velocity for a group
|
---|
| 352 | =============================================================================
|
---|
| 353 | */
|
---|
| 354 |
|
---|
| 355 | void showvel(int16_t g, int16_t v)
|
---|
| 356 | {
|
---|
| 357 | int8_t buf[6];
|
---|
| 358 |
|
---|
| 359 | if (v_regs[5] & 0x0180)
|
---|
| 360 | vbank(0);
|
---|
| 361 |
|
---|
| 362 | lastvel[g] = v;
|
---|
| 363 |
|
---|
| 364 | sprintf(buf, "%03d", (v / 252));
|
---|
| 365 |
|
---|
| 366 | vputs(obj8, 5, (g * 5) + 6, buf, SDW11ATR);
|
---|
| 367 | }
|
---|
| 368 |
|
---|
[7258c6a] | 369 | /* |
---|
[f40a309] | 370 |
|
---|
[7258c6a] | 371 | */
|
---|
| 372 |
|
---|
| 373 | /*
|
---|
| 374 | =============================================================================
|
---|
| 375 | asgvce() -- assign a voice
|
---|
[f40a309] | 376 | =============================================================================
|
---|
| 377 | */
|
---|
| 378 |
|
---|
| 379 | void asgvce(int16_t grp, int16_t port, int16_t chan, int16_t key, int16_t vel)
|
---|
| 380 | {
|
---|
| 381 | register int16_t i;
|
---|
| 382 | register int16_t tv;
|
---|
| 383 | register int16_t vp;
|
---|
| 384 | register int16_t trg;
|
---|
| 385 | register int16_t aflag;
|
---|
| 386 | register struct nevent *np;
|
---|
| 387 | register struct n_entry *ep;
|
---|
| 388 |
|
---|
| 389 | DB_ENTR("asgvce");
|
---|
| 390 |
|
---|
| 391 | trg = (port << 11) + (chan << 7) + key; /* trigger number */
|
---|
| 392 | vp = lastvce[grp] + 1; /* voice to start with */
|
---|
| 393 | vp = (vp > 11) ? 0 : vp; /* ... (adjust into range) */
|
---|
| 394 |
|
---|
| 395 | /* |
---|
| 396 |
|
---|
| 397 | */
|
---|
| 398 |
|
---|
| 399 | DB_CMNT("asgvce - search unassgined");
|
---|
| 400 |
|
---|
| 401 | for (i = 12; i--; ) { /* search for unassigned voice */
|
---|
| 402 |
|
---|
| 403 | if ((vce2trg[vp] EQ -1) AND (vce2grp[vp] EQ (grp + 1))) {
|
---|
| 404 |
|
---|
| 405 | if ((ndisp EQ 2) AND velflag AND (NOT recsw))
|
---|
| 406 | showvel(grp, vel);
|
---|
| 407 |
|
---|
| 408 | lastvce[grp] = vp;
|
---|
| 409 | execkey(trg, tuntab[key], vp, 0);
|
---|
| 410 | DB_EXIT("asgvce - free voice");
|
---|
| 411 | return;
|
---|
| 412 | }
|
---|
| 413 |
|
---|
| 414 | if (++vp > 11)
|
---|
| 415 | vp = 0;
|
---|
| 416 | }
|
---|
| 417 |
|
---|
| 418 | DB_CMNT("asgvce - seach non-held");
|
---|
| 419 |
|
---|
| 420 | for (i = 12; i--; ) { /* search for non-held voice */
|
---|
| 421 |
|
---|
| 422 | tv = vce2trg[vp];
|
---|
| 423 |
|
---|
| 424 | if (tv EQ -1)
|
---|
| 425 | aflag = TRUE; /* OK - unassigned */
|
---|
| 426 | else if (0 EQ (tv & (MKEYHELD << 8)))
|
---|
| 427 | aflag = TRUE; /* OK - not held */
|
---|
| 428 | else
|
---|
| 429 | aflag = FALSE; /* NO - held */
|
---|
| 430 |
|
---|
[7848656] | 431 | if (aflag AND (vce2grp[vp] EQ (grp + 1))) {
|
---|
[f40a309] | 432 |
|
---|
| 433 | if ((ins2grp[grp] & GTAG1) AND
|
---|
| 434 | (tv NE trg) AND (tv NE -1))
|
---|
| 435 | legato = 1;
|
---|
| 436 |
|
---|
| 437 | if ((ndisp EQ 2) AND velflag AND (NOT recsw))
|
---|
| 438 | showvel(grp, vel);
|
---|
[7848656] | 439 |
|
---|
[f40a309] | 440 | lastvce[grp] = vp;
|
---|
[6262b5c] | 441 | execkey(trg, tuntab[key], vp, 0);
|
---|
| 442 | DB_EXIT("asgvce - stolen voice");
|
---|
| 443 | return;
|
---|
| 444 | }
|
---|
| 445 |
|
---|
| 446 | if (++vp > 11)
|
---|
| 447 | vp = 0;
|
---|
| 448 | }
|
---|
| 449 |
|
---|
| 450 | DB_EXIT("asgvce - no voice");
|
---|
| 451 | }
|
---|
| 452 |
|
---|