[f40a309] | 1 | /*
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| 2 | =============================================================================
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| 3 | scwrite.c -- librarian - write score functions
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| 4 | Version 14 -- 1988-06-22 -- D.N. Lynx Crowe
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| 5 | =============================================================================
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| 6 | */
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| 7 |
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| 8 | #define DEBUGIT 0
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| 9 |
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| 10 | #include "stddefs.h"
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| 11 | #include "stdio.h"
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| 12 | #include "hwdefs.h"
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| 13 | #include "graphdef.h"
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| 14 | #include "vsdd.h"
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| 15 | #include "score.h"
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| 16 | #include "scfns.h"
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| 17 |
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| 18 | #include "midas.h"
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| 19 | #include "libdsp.h"
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| 20 |
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| 21 | #if DEBUGIT
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| 22 | extern short debugsw;
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| 23 | #endif
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| 24 |
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| 25 | extern long chksum();
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| 26 |
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| 27 | extern long schksum; /* score checksum */
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| 28 | extern long snbreq; /* number of disk bytes required */
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| 29 | extern long snlreq; /* number of score bytes required */
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| 30 | extern long sntbreq; /* total number of disk bytes required */
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| 31 | extern long sntlreq; /* total number of score bytes required */
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| 32 |
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| 33 | extern long nlpersc[N_SCORES]; /* number of longs per score */
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| 34 | extern long scsums[N_SCORES]; /* score checksums */
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| 35 |
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| 36 | extern struct s_time stimes[N_SCORES][N_SECTS]; /* section times */
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| 37 |
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| 38 | /* |
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| 39 |
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| 40 | */
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| 41 |
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| 42 | long m1con = -1L; /* null score constant */
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| 43 |
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| 44 | short scsizes[N_ETYPES][2] = { /* score event sizes (in bytes) */
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| 45 |
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| 46 | /* [0] = score, [1] = disk */
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| 47 |
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| 48 | {20, 0}, /* 0 - EV_NULL */
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| 49 | {20, 6}, /* 1 - EV_SCORE */
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| 50 | {24, 6}, /* 2 - EV_SBGN */
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| 51 | {24, 6}, /* 3 - EV_SEND */
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| 52 | {24, 7}, /* 4 - EV_INST */
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| 53 | {20, 9}, /* 5 - EV_NBEG */
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| 54 | {20, 9}, /* 6 - EV_NEND */
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| 55 | {20, 5}, /* 7 - EV_STOP */
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| 56 | {20, 7}, /* 8 - EV_INTP */
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| 57 | {24, 6}, /* 9 - EV_TMPO */
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| 58 | {24, 6}, /* 10 - EV_TUNE */
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| 59 | {24, 7}, /* 11 - EV_GRP */
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| 60 | {24, 7}, /* 12 - EV_LOCN */
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| 61 | {24, 7}, /* 13 - EV_DYN */
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| 62 | {24, 8}, /* 14 - EV_ANVL */
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| 63 | {24, 7}, /* 15 - EV_ANRS */
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| 64 | {24, 6}, /* 16 - EV_ASGN */
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| 65 | {32, 8}, /* 17 - EV_TRNS */
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| 66 | {20, 6}, /* 18 - EV_REPT */
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| 67 | {20, 6}, /* 19 - EV_PNCH */
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| 68 | {20, 7}, /* 20 - EV_PRES */
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| 69 | {20, 6}, /* 21 - EV_FINI */
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| 70 | {20, 7}, /* 22 - EV_CPRS */
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| 71 | {20, 5}, /* 23 - EV_BAR */
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| 72 | {20, 5} /* 24 - EV_NEXT */
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| 73 | };
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| 74 |
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| 75 | /* |
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| 76 |
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| 77 | */
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| 78 |
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| 79 | /*
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| 80 | =============================================================================
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| 81 | scsize() -- return number of bytes needed for a score
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| 82 | =============================================================================
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| 83 | */
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| 84 |
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| 85 | long
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| 86 | scsize(sn)
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| 87 | short sn;
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| 88 | {
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| 89 | register long nb, nl, sc;
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| 90 | register struct s_entry *ep;
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| 91 | register short go;
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| 92 |
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| 93 | snbreq = nb = 0L; /* number of disk bytes required */
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| 94 | snlreq = nl = 0L; /* number of score bytes required */
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| 95 | schksum = sc = 0L; /* score checksum */
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| 96 |
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| 97 | ep = scores[sn]; /* pointer to score begin */
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| 98 |
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| 99 | if (E_NULL EQ ep) { /* empty scores don't take any space */
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| 100 |
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| 101 | #if DEBUGIT
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| 102 | if (debugsw)
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| 103 | printf("scsize(%d): empty score\n", sn);
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| 104 | #endif
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| 105 | return(0L);
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| 106 | }
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| 107 |
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| 108 | go = TRUE;
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| 109 |
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| 110 | /* |
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| 111 |
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| 112 | */
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| 113 | do {
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| 114 | ep->e_type &= 0x7F; /* clear new-data flag */
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| 115 |
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| 116 | nl += scsizes[ep->e_type][0];
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| 117 | nb += scsizes[ep->e_type][1];
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| 118 |
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| 119 | switch (ep->e_type) {
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| 120 |
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| 121 | case EV_BAR: /* bar marker */
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| 122 | case EV_STOP: /* stop */
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| 123 | case EV_NEXT: /* next */
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| 124 |
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| 125 | sc += ep->e_type + ep->e_time;
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| 126 | break;
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| 127 |
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| 128 | case EV_SCORE: /* score begin */
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| 129 | case EV_SBGN: /* section begin */
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| 130 | case EV_SEND: /* section end */
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| 131 | case EV_TMPO: /* tempo */
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| 132 | case EV_TUNE: /* tuning */
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| 133 | case EV_ASGN: /* I/O assign */
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| 134 | case EV_REPT: /* repeat */
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| 135 | case EV_PNCH: /* punch in/out */
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| 136 |
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| 137 | sc += ep->e_type + ep->e_time + ep->e_data1;
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| 138 | break;
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| 139 |
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| 140 | case EV_NBEG: /* note begin */
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[df097bf] | 141 | case EV_NEND: /* note end */
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[f40a309] | 142 |
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| 143 | sc += ep->e_type + ep->e_time + ep->e_data1
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| 144 | + ep->e_data2 + ((struct n_entry *)ep)->e_vel;
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| 145 |
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| 146 | break;
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| 147 | /* |
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| 148 |
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| 149 | */
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| 150 | case EV_INST: /* instrument change */
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| 151 | case EV_INTP: /* interpolate */
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| 152 | case EV_GRP: /* group status */
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| 153 | case EV_LOCN: /* location */
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| 154 | case EV_DYN: /* dynamics */
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| 155 | case EV_PRES: /* polyphonic pressure */
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| 156 | case EV_CPRS: /* channel pressure */
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| 157 | case EV_ANRS: /* analog resolution */
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| 158 |
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| 159 | sc += ep->e_type + ep->e_time + ep->e_data1
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| 160 | + ep->e_data2;
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| 161 |
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| 162 | break;
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| 163 |
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| 164 | case EV_TRNS: /* transposition */
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| 165 |
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| 166 | sc += ep->e_type + ep->e_time + ep->e_data1
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| 167 | + (short)ep->e_lft;
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| 168 |
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| 169 | break;
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| 170 |
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| 171 | case EV_ANVL: /* analog value */
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| 172 |
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| 173 | sc += ep->e_type + ep->e_time + ep->e_data1
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| 174 | + (short)(0x0000FFFFL & ((long)ep->e_dn >> 16));
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| 175 |
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| 176 | break;
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| 177 |
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| 178 | case EV_FINI: /* score end */
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| 179 |
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| 180 | sc += ep->e_type + ep->e_time + ep->e_data1;
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| 181 | go = FALSE;
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| 182 | break;
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| 183 | }
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| 184 |
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| 185 | ep = ep->e_fwd;
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| 186 |
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| 187 | } while (go);
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| 188 |
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| 189 | schksum = sc;
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| 190 | snbreq = nb;
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| 191 | snlreq = (nl + 3L) >> 2;
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| 192 |
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| 193 | #if DEBUGIT
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| 194 | if (debugsw)
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| 195 | printf("scsize(%d): %ld bytes, checksum = %ld\n", nb, schksum);
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| 196 | #endif
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| 197 |
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| 198 | return(nb);
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| 199 | }
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| 200 |
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| 201 | /* |
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| 202 |
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| 203 | */
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| 204 |
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| 205 | /*
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| 206 | =============================================================================
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| 207 | scsizer() -- return number of bytes necessary for storing active scores
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| 208 | =============================================================================
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| 209 | */
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| 210 |
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| 211 | long
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| 212 | scsizer()
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| 213 | {
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| 214 | register short i;
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| 215 | register long nb;
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| 216 |
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| 217 | sntlreq = 0L;
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| 218 | nb = 0L;
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| 219 |
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| 220 | for (i = 0; i < N_SCORES; i++) {
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| 221 |
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| 222 | nlpersc[i] = 0L;
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| 223 | scsums[i] = 0L;
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| 224 |
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| 225 | nb += 4L; /* overhead for number of longs or -1L marker */
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| 226 |
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| 227 | if (scores[i] NE E_NULL) {
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| 228 |
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| 229 | /* add storage length of events + name + times */
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| 230 |
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| 231 | nb += scsize(i) + 16L
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| 232 | + (long)(N_SECTS * sizeof (struct s_time));
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| 233 |
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| 234 | nlpersc[i] = snlreq; /* update size table */
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| 235 | scsums[i] = schksum; /* update checksum table */
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| 236 | sntlreq += snlreq; /* update total longs count */
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| 237 | }
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| 238 | }
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| 239 |
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| 240 | nb += 4L; /* overhead for total longs count */
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| 241 |
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| 242 | #if DEBUGIT
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| 243 | if (debugsw)
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| 244 | printf("scsizer(): %ld bytes required\n", nb);
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| 245 | #endif
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| 246 |
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| 247 | sntbreq = nb;
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| 248 |
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| 249 | return(nb);
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| 250 | }
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| 251 |
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| 252 | /* |
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| 253 |
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| 254 | */
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| 255 |
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| 256 | /*
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| 257 | =============================================================================
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| 258 | scwrite() -- store a score
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| 259 | =============================================================================
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| 260 | */
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| 261 |
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| 262 | short
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| 263 | scwrite(sn, fp)
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| 264 | short sn;
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| 265 | register FILE *fp;
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| 266 | {
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| 267 | register struct s_entry *ep;
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| 268 | register short go;
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| 269 | char scid[48];
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| 270 |
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| 271 | ep = scores[sn]; /* pointer to score begin */
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| 272 |
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| 273 | #if DEBUGIT
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| 274 | if (debugsw)
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| 275 | printf("scwrite(%d, $%08lX): ep = $%08lX\n", sn, fp, ep);
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| 276 | #endif
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| 277 |
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| 278 | if (E_NULL EQ ep) { /* empty scores only get a flag */
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| 279 |
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| 280 | sprintf(scid, "score %d was empty", sn + 1);
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| 281 |
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| 282 | ldwmsg((char *)0L, scid, (char *)0L, LCFBX10, LCBBX10);
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| 283 |
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| 284 | if (wr_ec(fp, &m1con, 4L))
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| 285 | return(FAILURE);
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| 286 | else
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| 287 | return(SUCCESS);
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| 288 | }
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| 289 |
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| 290 | sprintf(scid, " writing score %d", sn + 1);
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| 291 |
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| 292 | ldwmsg("Busy -- Please stand by", (char *)0L, scid,
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| 293 | LCFBX10, LCBBX10);
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| 294 |
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| 295 | if (wr_ec(fp, &nlpersc[sn], 4L)) /* number of longs required */
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| 296 | return(FAILURE);
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| 297 |
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| 298 | if (wr_ec(fp, &scname[sn], 16L)) /* score name */
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| 299 | return(FAILURE);
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| 300 |
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| 301 | if (wr_ec(fp, &stimes[sn], (long)(N_SECTS * 12))) /* section times */
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| 302 | return(FAILURE);
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| 303 |
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| 304 | go = TRUE;
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| 305 |
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| 306 | do {
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| 307 |
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| 308 | switch (ep->e_type) {
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| 309 |
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| 310 | case EV_BAR: /* bar marker */
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| 311 | case EV_STOP: /* stop */
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| 312 | case EV_NEXT: /* next */
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| 313 |
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| 314 | if (wr_ec(fp, &ep->e_type, 1L))
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| 315 | return(FAILURE);
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| 316 |
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| 317 | if (wr_ec(fp, &ep->e_time, 4L))
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| 318 | return(FAILURE);
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| 319 |
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| 320 | break;
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| 321 |
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| 322 | case EV_SCORE: /* score begin */
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| 323 | case EV_SBGN: /* section begin */
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| 324 | case EV_SEND: /* section end */
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| 325 | case EV_TMPO: /* tempo */
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| 326 | case EV_TUNE: /* tuning */
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| 327 | case EV_ASGN: /* I/O assign */
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| 328 | case EV_REPT: /* repeat */
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| 329 | case EV_PNCH: /* punch in/out */
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| 330 |
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| 331 | if (wr_ec(fp, &ep->e_type, 1L))
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| 332 | return(FAILURE);
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| 333 |
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| 334 | if (wr_ec(fp, &ep->e_time, 4L))
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| 335 | return(FAILURE);
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| 336 |
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| 337 | if (wr_ec(fp, &ep->e_data1, 1L))
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| 338 | return(FAILURE);
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| 339 |
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| 340 | break;
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| 341 | /* |
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| 342 |
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| 343 | */
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| 344 | case EV_INST: /* instrument change */
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| 345 | case EV_INTP: /* interpolate */
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| 346 | case EV_GRP: /* group status */
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| 347 | case EV_LOCN: /* location */
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| 348 | case EV_DYN: /* dynamics */
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| 349 | case EV_PRES: /* polyphonic pressure */
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| 350 | case EV_CPRS: /* channel pressure */
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| 351 | case EV_ANRS: /* analog resolution */
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| 352 |
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| 353 | if (wr_ec(fp, &ep->e_type, 1L))
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| 354 | return(FAILURE);
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| 355 |
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| 356 | if (wr_ec(fp, &ep->e_time, 4L))
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| 357 | return(FAILURE);
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| 358 |
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| 359 | if (wr_ec(fp, &ep->e_data1, 1L))
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| 360 | return(FAILURE);
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| 361 |
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| 362 | if (wr_ec(fp, &ep->e_data2, 1L))
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| 363 | return(FAILURE);
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| 364 |
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| 365 | break;
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| 366 | /* |
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| 367 |
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| 368 | */
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| 369 | case EV_NBEG: /* note begin */
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| 370 | case EV_NEND: /* note end */
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| 371 |
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| 372 | if (wr_ec(fp, &ep->e_type, 1L))
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| 373 | return(FAILURE);
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| 374 |
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| 375 | if (wr_ec(fp, &ep->e_time, 4L))
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| 376 | return(FAILURE);
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| 377 |
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| 378 | if (wr_ec(fp, &ep->e_data1, 1L))
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| 379 | return(FAILURE);
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| 380 |
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| 381 | if (wr_ec(fp, &ep->e_data2, 1L))
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| 382 | return(FAILURE);
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| 383 |
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| 384 | if (wr_ec(fp, &(((struct n_entry *)ep)->e_vel), 2L))
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| 385 | return(FAILURE);
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| 386 |
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| 387 | break;
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| 388 |
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| 389 | case EV_TRNS: /* transposition */
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| 390 |
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| 391 | if (wr_ec(fp, &ep->e_type, 1L))
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| 392 | return(FAILURE);
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| 393 |
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| 394 | if (wr_ec(fp, &ep->e_time, 4L))
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| 395 | return(FAILURE);
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| 396 |
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| 397 | if (wr_ec(fp, &ep->e_data1, 1L))
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| 398 | return(FAILURE);
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| 399 |
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| 400 | if (wr_ec(fp, &ep->e_lft, 2L))
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| 401 | return(FAILURE);
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| 402 |
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| 403 | break;
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| 404 | /* |
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| 405 |
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| 406 | */
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| 407 | case EV_ANVL: /* analog value */
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| 408 |
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| 409 | if (wr_ec(fp, &ep->e_type, 1L))
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| 410 | return(FAILURE);
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| 411 |
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| 412 | if (wr_ec(fp, &ep->e_time, 4L))
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| 413 | return(FAILURE);
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| 414 |
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| 415 | if (wr_ec(fp, &ep->e_data1, 1L))
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| 416 | return(FAILURE);
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| 417 |
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| 418 | if (wr_ec(fp, &ep->e_dn, 2L))
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| 419 | return(FAILURE);
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| 420 |
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| 421 | break;
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| 422 |
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| 423 | case EV_FINI: /* score end */
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| 424 |
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| 425 | if (wr_ec(fp, &ep->e_type, 1L))
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| 426 | return(FAILURE);
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| 427 |
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| 428 | if (wr_ec(fp, &ep->e_time, 4L))
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| 429 | return(FALSE);
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| 430 |
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| 431 | if (wr_ec(fp, &ep->e_data1, 1L))
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| 432 | return(FAILURE);
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| 433 |
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| 434 | go = FALSE;
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| 435 |
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| 436 | #if DEBUGIT
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| 437 | if (debugsw)
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| 438 | printf("scwrite(): EV_FINI\n");
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| 439 | #endif
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| 440 | break;
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| 441 |
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| 442 | }
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| 443 |
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| 444 | ep = ep->e_fwd;
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| 445 |
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| 446 | } while (go);
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| 447 |
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| 448 | #if DEBUGIT
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| 449 | if (debugsw)
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| 450 | printf("scwrite(): SUCCESS\n");
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| 451 | #endif
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| 452 |
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| 453 | return(SUCCESS);
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| 454 | }
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