source: buchla-68k/ram/ettpch.c

Last change on this file was 4b63bf3, checked in by Thomas Lopatic <thomas@…>, 6 years ago

Fixed ettpch.c.
  • Property mode set to 100644
File size: 4.7 KB
Line 
1/*
2 =============================================================================
3 ettpch.c -- MIDAS tuning table pitch field handlers
4 Version 6 -- 1987-12-21 -- D.N. Lynx Crowe
5 =============================================================================
6*/
7
8#define DEBUGIT 0
9
10#include "ram.h"
11
12/*
13 =============================================================================
14 loc2key() -- convert a screen location to a key number or field code
15 =============================================================================
16*/
17
18int16_t loc2key(int16_t row, int16_t col)
19{
20 if (row EQ 24) {
21
22 if ((col > 6) AND (col < 39))
23 return(-1); /* -1 = name */
24 else if (col > 52)
25 return(-9); /* -9 = table # */
26 else
27 return(-10); /* -10 = not a field */
28
29 } else if (col < 12)
30 return(row); /* 0..23 = key 0..23 */
31 else if ((col > 11) AND (col < 22))
32 return(row + 24); /* 24..47 = key 24..47 */
33 else if ((col > 21) AND (col < 32))
34 return(row + 48); /* 48..71 = key 48..71 */
35 else if ((col > 31) AND (col < 42))
36 return(row + 72); /* 72..95 = key 72..95 */
37 else if ((col > 41) AND (col < 53))
38 return(row + 96); /* 96..119 = key 96..119 */
39 else if ((col > 52) AND (row < 8))
40 return(row + 120); /* 120..127 = key 120..127 */
41 else if (col > 52) {
42
43 if ((row EQ 9) OR (row EQ 10))
44 return(-2); /* -2 = transpose and copy */
45 else if (row EQ 12)
46 return(-3); /* -3 = increment */
47 else if (row EQ 14)
48 return(-4); /* -4 = interpolate */
49 else if (row EQ 16)
50 return(-5); /* -5 = undo */
51 else if (row EQ 18)
52 return(-6); /* -6 = value */
53 else if (row EQ 20)
54 return(-7); /* -7 = store */
55 else if (row EQ 22)
56 return(-8); /* -8 = retrieve */
57 else
58 return(-10); /* -10 = not a field */
59 } else
60 return(-10); /* -10 = not a field */
61}
62
63/*
64 =============================================================================
65 et_tpch() -- load the edit buffer
66 =============================================================================
67*/
68
69int16_t et_tpch(int16_t nn)
70{
71 register int16_t key, val;
72
73 (void)nn;
74
75 key = loc2key(stcrow, stccol);
76
77 if (key < 0)
78 return(FAILURE);
79
80 val = tuntab[key];
81 cnvc2p(ebuf, (val >> 1));
82 ebflag = TRUE;
83 return(SUCCESS);
84}
85
86/*
87 =============================================================================
88 ef_tpch() -- unload (parse) edit buffer
89 =============================================================================
90*/
91
92int16_t ef_tpch(int16_t nn)
93{
94 register int16_t key;
95
96 (void)nn;
97
98 ebflag = FALSE;
99 key = loc2key(stcrow, stccol);
100
101 if (key < 0)
102 return(FAILURE);
103
104 if (cnvp2c() EQ FAILURE)
105 return(FAILURE);
106
107 modtun();
108 tuntab[key] = cents << 1;
109 return(SUCCESS);
110}
111
112/*
113 =============================================================================
114 rd_tpch() -- (re)display the field
115 =============================================================================
116*/
117
118int16_t rd_tpch(int16_t nn)
119{
120 register int16_t val, key, n;
121
122 n = nn & 0xFF;
123 key = loc2key(cfetp->frow, cfetp->flcol);
124 val = tuntab[key];
125
126 cnvc2p(dspbuf, (val >> 1));
127
128 dspbuf[0] = (int8_t)(dspbuf[0] + '0');
129 dspbuf[1] = (int8_t)(dspbuf[1] + 'A');
130 dspbuf[2] = sfdsp[dspbuf[2] - 7];
131 dspbuf[3] = (int8_t)(dspbuf[3] + '0');
132 dspbuf[4] = (int8_t)(dspbuf[4] + '0');
133 dspbuf[5] = '\0';
134
135 vbank(0);
136 vcputsv(tunob, 64,
137 ((val EQ 320) OR (val EQ 21920))
138 ? TDMKEYC : tdbox[n][4], tdbox[n][5],
139 cfetp->frow, cfetp->flcol, dspbuf, 14);
140
141 return(SUCCESS);
142}
143
144/*
145 =============================================================================
146 nd_tpch() -- handle new data entry
147 =============================================================================
148*/
149
150int16_t nd_tpch(int16_t nn, int16_t k)
151{
152 register int16_t col, n;
153
154 n = nn & 0xFF;
155
156 if (stccol < 11)
157 col = stccol - 6;
158 else if (stccol < 21)
159 col = stccol - 16;
160 else if (stccol < 31)
161 col = stccol - 26;
162 else if (stccol < 41)
163 col = stccol - 36;
164 else if (stccol < 52)
165 col = stccol - 47;
166 else
167 col = stccol - 58;
168
169 switch (col) {
170
171 case 0:
172
173 ebuf[0] = (int8_t)k;
174 dspbuf[0] = (int8_t)(k + '0');
175 break;
176
177 case 1:
178
179 if (k GT 6)
180 return(FAILURE);
181
182 ebuf[1] = (int8_t)k;
183 dspbuf[0] = (int8_t)(k + 'A');
184 break;
185
186 case 2:
187
188 if (k EQ 7) { /* blank */
189
190 ebuf[2] = (int8_t)k;
191 dspbuf[0] = sfdsp[0];
192 break;
193
194 } else if (k EQ 8) { /* flat */
195
196 ebuf[2] = (int8_t)k;
197 dspbuf[0] = sfdsp[1];
198 break;
199
200 } else if (k EQ 9) { /* sharp */
201
202 ebuf[2] = (int8_t)k;
203 dspbuf[0] = sfdsp[2];
204 break;
205
206 } else
207 return(FAILURE);
208
209 case 3:
210 case 4:
211
212 ebuf[col] = (int8_t)k;
213 dspbuf[0] = (int8_t)(k + '0');
214 break;
215 }
216
217 dspbuf[1] = '\0';
218
219 vbank(0);
220 vcputsv(tunob, 64, TDENTRY, tdbox[n][5], stcrow, stccol, dspbuf, 14);
221
222 if (col EQ 4)
223 return(SUCCESS);
224
225 advtcur();
226 return(SUCCESS);
227}
228
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