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source: buchla-68k/ram/stcpos.c@ fa38804

Last change on this file since fa38804 was fa38804, checked in by Thomas Lopatic <thomas@…>, 7 years ago
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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
8	#include "ram.h"
9
10	#define STCOBJ obj3
11
12	#define SDLINE 4 /* dividing line color - analog stuff */
13
14	int16_t sctccon[10][64] = { /* score background color constants */
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},
51
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},
87
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
143	void stcclr(void)
144	{
145	register uint16_t *obj;
146	register int16_t i, j;
147	register uint16_t k;
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
183	void stcoff(void)
184	{
185	register uint16_t ccv, *tcp;
186	register int16_t tcrow;
187
188	tcrow = stcrow ? (stcrow - 16) : 0; /* get old object row */
189
190	if ((v_regs[5] & 0x0180) NE 0x0100)
191	vbank(1);
192
193	tcp = STCOBJ + (tcrow << 8) + (stccol << 1); /* object pointer */
194
195	/* background color */
196
197	ccv = exp_c(sctctab[tcrow][stccol]);
198
199	tcp++ = ccv; / turn off the text cursor */
200	*tcp = ccv;
201	}
202
203	/*
204	=============================================================================
205	stcpos() -- position the score text cursor at ('row', 'col')
206	=============================================================================
207	*/
208
209	void stcpos(int16_t row, int16_t col)
210	{
211	register uint16_t ccp, tcp;
212	register uint16_t curson, ccv;
213	register int16_t ncrow, tcrow;
214
215	tcrow = stcrow ? (stcrow - 16) : 0; /* get old object row */
216	ncrow = row ? (row - 16) : 0; /* get new object row */
217
218	if ((v_regs[5] & 0x0180) NE 0x0100)
219	vbank(1); /* select the cursor bank */
220
221	curson = exp_c(SDCURSR); /* get cursor color */
222
223	/* get old cursor background color */
224
225	ccv = exp_c(sctctab[tcrow][stccol]);
226
227	tcp = STCOBJ + (tcrow << 8) + (stccol << 1); /* old cursor pointer */
228	ccp = STCOBJ + (ncrow << 8) + (col << 1); /* new cursor pointer */
229
230	tcp++ = ccv; / turn off the old cursor */
231	*tcp = ccv;
232
233	ccp++ = curson; / turn on the new cursor */
234	*ccp = curson;
235
236	stcrow = row; /* update cursor position */
237	stccol = col;
238	}
239
240	/*
241	=============================================================================
242	advscur() -- advance the score text cursor
243	=============================================================================
244	*/
245
246	void advscur(void)
247	{
248	register int16_t newcol;
249
250	if (infield(stcrow, stccol, curfet))
251	cfetp = infetp;
252	else
253	return;
254
255	newcol = stccol + 1;
256
257	if (newcol LE cfetp->frcol)
258	stcpos(stcrow, newcol);
259	}
260
261	/*
262	=============================================================================
263	stcset() -- setup the score text cursor color table
264	=============================================================================
265	*/
266
267	void stcset(void)
268	{
269	memcpyw(&sctctab[0][0], &sctccon[0][0], 640);
270	}
271

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