source: buchla-68k/ram/stcpos.c@ ca9ec00

Last change on this file since ca9ec00 was 8c8b4e5, checked in by Thomas Lopatic <thomas@…>, 8 years ago

More volatile hardware accesses.
  • Property mode set to 100644
File size: 8.9 KB
RevLine 
[f40a309]1/*
2 =============================================================================
3 stcpos.c -- text cursor positioning for the score display
4 Version 19 -- 1989-11-15 -- D.N. Lynx Crowe
5 =============================================================================
6*/
7
[b28a12e]8#include "ram.h"
[f40a309]9
10#define STCOBJ obj3
11
12#define SDLINE 4 /* dividing line color - analog stuff */
13
[7258c6a]14int16_t sctccon[10][64] = { /* score background color constants */
[f40a309]15
16 /* 0 - row 0 */
17
18 {SDBG00, SDBG00, SDBG01, SDBG01, SDBG01, SDBG01, SDBG01, SDBG01,
19 SDBG01, SDBG00, SDBG00, SDBG00, SDBG00, SDBG00, SDBG00, SDBG00,
20 SDBG00, SDBG00, SDBG00, SDBG00, SDBG00, SDBG00, SDBG01, SDBG01,
21 SDBG01, SDBG01, SDBG01, SDBG01, SDBG01, SDBG02, SDBG02, SDBG02,
22
23 SDBG02, SDBG02, SDBG02, SDBG02, SDBG02, SDBG02, SDBG02, SDBG02,
24 SDBG02, SDBG02, SDBG02, SDBG02, SDBG02, SDBG02, SDBG02, SDBG02,
25 SDBG02, SDBG02, SDBG02, SDBG02, SDBG02, SDBG02, SDBG02, SDBG03,
26 SDBG03, SDBG03, SDBG03, SDBG03, SDBG03, SDBG03, SDBG03, SDBG03},
27
28 /* 1 - row 17 */
29
30 {SDBG04, SDBG04, SDBG04, SDBG04, SDBG04, SDBG04, SDBG04, SDBG04,
31 SDBG04, SDBG04, SDBG04, SDBG04, SDBG04, SDBG04, SDBG05, SDBG05,
32 SDBG05, SDBG05, SDBG05, SDBG05, SDBG05, SDBG06, SDBG06, SDBG06,
33 SDBG06, SDBG06, SDBG06, SDBG06, SDBG06, SDBG06, SDBG06, SDBG07,
34
35 SDBG07, SDBG07, SDBG07, SDBG07, SDBG07, SDBG07, SDBG07, SDBG07,
36 SDBG08, SDBG08, SDBG08, SDBG08, SDBG08, SDBG08, SDBG08, SDBG08,
37 SDBG08, SDBG08, SDBG09, SDBG09, SDBG09, SDBG09, SDBG09, SDBG09,
38 SDBG09, SDBG10, SDBG10, SDBG10, SDBG10, SDBG10, SDBG10, SDBG10},
39
40 /* 2 - row 18 */
41
42 {SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
43 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
44 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
45 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
46
47 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
48 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
49 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
50 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11},
[fa38804]51
[f40a309]52 /* 3 - row 19 */
53
54 {SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
55 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
56 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
57 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
58
59 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
60 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
61 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
62 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11},
63
64 /* 4 - row 20 */
65
66 {SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
67 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
68 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
69 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
70
71 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
72 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
73 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
74 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11},
75
76 /* 5 - row 21 */
77
78 {SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
79 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
80 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
81 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
82
83 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
84 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
85 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11,
86 SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11, SDBG11},
[fa38804]87
[f40a309]88 /* 6 - row 22 */
89
90 {SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12,
91 SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12,
92 SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12,
93 SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12,
94
95 SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12,
96 SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12,
97 SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12,
98 SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12},
99
100 /* 7 - row 23 */
101
102 {SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12,
103 SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12,
104 SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12,
105 SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12,
106
107 SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12,
108 SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12,
109 SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12,
110 SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12, SDBG12},
111
112 /* 8 - row 24 */
113
114 {SDBG13, SDBG13, SDBG13, SDBG13, SDBG13, SDBG13, SDBG13, SDBG13,
115 SDBG13, SDBG13, SDBG13, SDBG13, SDBG13, SDBG13, SDBG13, SDBG13,
116 SDBG13, SDBG13, SDBG13, SDBG13, SDBG13, SDBG13, SDBG13, SDBG13,
117 SDBG13, SDBG13, SDBG13, SDBG14, SDBG14, SDBG14, SDBG14, SDBG14,
118
119 SDBG14, SDBG14, SDBG14, SDBG14, SDBG14, SDBG14, SDBG14, SDBG14,
120 SDBG14, SDBG14, SDBG14, SDBG14, SDBG14, SDBG14, SDBG14, SDBG14,
121 SDBG14, SDBG14, SDBG14, SDBG14, SDBG14, SDBG14, SDBG14, SDBG14,
122 SDBG14, SDBG15, SDBG15, SDBG15, SDBG15, SDBG15, SDBG15, SDBG15},
123
124 /* 9 - special - bottom of row 21 - top is entry 5 */
125
126 {SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE,
127 SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE,
128 SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE,
129 SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE,
130
131 SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE,
132 SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE,
133 SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE,
134 SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE, SDLINE}
135};
136
137/*
138 =============================================================================
139 stcclr() -- turn off all of the score text cursors
140 =============================================================================
141*/
142
[0580615]143void stcclr(void)
[f40a309]144{
[8c8b4e5]145 volatile uint16_t *obj;
146 int16_t i, j;
147 uint16_t k;
[f40a309]148
149 if ((v_regs[5] & 0x0180) NE 0x0100)
150 vbank(1); /* select the correct bank */
151
152 stcrow = 0; /* leave score cursor row,col = 0,0 */
153 stccol = 0;
154
155 obj = STCOBJ; /* intialize pointers */
156
157 for (i = 0; i < 9; i++) { /* clear each cursor row */
158
159 for (j = 0; j < 64; j++) { /* top cursor row */
160
161 k = exp_c(sctctab[i][j]);
162
163 *obj++ = k;
164 *obj++ = k;
165 }
166
167 for (j = 0; j < 64; j++) { /* bottom cursor row */
168
169 k = exp_c(sctctab[i EQ 5 ? 9 : i][j]);
170
171 *obj++ = k;
172 *obj++ = k;
173 }
174 }
175}
176
177/*
178 =============================================================================
179 stcoff() -- turn off text cursor for the score display
180 =============================================================================
181*/
182
[0580615]183void stcoff(void)
[f40a309]184{
[8c8b4e5]185 uint16_t ccv;
186 volatile uint16_t *tcp;
187 int16_t tcrow;
[f40a309]188
189 tcrow = stcrow ? (stcrow - 16) : 0; /* get old object row */
190
191 if ((v_regs[5] & 0x0180) NE 0x0100)
192 vbank(1);
193
194 tcp = STCOBJ + (tcrow << 8) + (stccol << 1); /* object pointer */
195
196 /* background color */
197
198 ccv = exp_c(sctctab[tcrow][stccol]);
199
200 *tcp++ = ccv; /* turn off the text cursor */
201 *tcp = ccv;
202}
203
204/*
205 =============================================================================
206 stcpos() -- position the score text cursor at ('row', 'col')
207 =============================================================================
208*/
209
[7258c6a]210void stcpos(int16_t row, int16_t col)
[f40a309]211{
[8c8b4e5]212 volatile uint16_t *ccp, *tcp;
213 uint16_t curson, ccv;
214 int16_t ncrow, tcrow;
[f40a309]215
216 tcrow = stcrow ? (stcrow - 16) : 0; /* get old object row */
217 ncrow = row ? (row - 16) : 0; /* get new object row */
218
219 if ((v_regs[5] & 0x0180) NE 0x0100)
220 vbank(1); /* select the cursor bank */
221
222 curson = exp_c(SDCURSR); /* get cursor color */
223
224 /* get old cursor background color */
225
226 ccv = exp_c(sctctab[tcrow][stccol]);
227
228 tcp = STCOBJ + (tcrow << 8) + (stccol << 1); /* old cursor pointer */
229 ccp = STCOBJ + (ncrow << 8) + (col << 1); /* new cursor pointer */
230
231 *tcp++ = ccv; /* turn off the old cursor */
232 *tcp = ccv;
233
234 *ccp++ = curson; /* turn on the new cursor */
235 *ccp = curson;
236
237 stcrow = row; /* update cursor position */
238 stccol = col;
239}
240
241/*
242 =============================================================================
243 advscur() -- advance the score text cursor
244 =============================================================================
245*/
246
[0580615]247void advscur(void)
[f40a309]248{
[7258c6a]249 register int16_t newcol;
[f40a309]250
251 if (infield(stcrow, stccol, curfet))
252 cfetp = infetp;
253 else
254 return;
255
256 newcol = stccol + 1;
257
258 if (newcol LE cfetp->frcol)
259 stcpos(stcrow, newcol);
260}
261
262/*
263 =============================================================================
264 stcset() -- setup the score text cursor color table
265 =============================================================================
266*/
267
[0580615]268void stcset(void)
[f40a309]269{
270 memcpyw(&sctctab[0][0], &sctccon[0][0], 640);
271}
[6262b5c]272
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