source: buchla-68k/ram/wdselbx.c@ 6262b5c

Last change on this file since 6262b5c was 6262b5c, checked in by Thomas Lopatic <thomas@…>, 8 years ago

Added include files for global functions and variables.
  • Property mode set to 100644
File size: 5.0 KB
Line 
1/*
2 =============================================================================
3 wdselbx.c -- waveshape editor box selection functions
4 Version 27 -- 1988-09-15 -- D.N. Lynx Crowe
5 =============================================================================
6*/
7
8#define DEBUGIT 0
9
10#include "all.h"
11
12extern int16_t entbh(int16_t n);
13extern void wdswin(int16_t n);
14
15extern int16_t curvce, curwdth, cursbox, hitbox, cxval, cyval, hitcx, hitcy;
16extern int16_t curwave, curwfnl, curwpnt, curwoff, curwhrm, curwhrv, curwslt;
17extern int16_t wdupdfl, wpntsv, wplast, wvlast, lstwoff, lstwpnt;
18
19extern int16_t offsets[NUMWPCAL];
20extern int16_t vmtab[NUMHARM];
21extern int16_t wsbuf[NUMWPCAL];
22
23extern int32_t vknm[NUMHARM][NUMWPCAL];
24
25extern int16_t wdbox[][8];
26
27extern int16_t wsnmod[12][2];
28
29extern int16_t crate1[], crate2[], *cratex, *cratey;
30
31extern struct selbox *csbp, *curboxp;
32
33extern struct instdef vbufs[];
34
35extern struct wstbl wslib[];
36
37/* forward references */
38
39int16_t bx_null(void);
40int16_t wdfnbox(int16_t n);
41
42extern int16_t gcurpos(int16_t xloc, int16_t yloc);
43extern void arcurs(uint16_t icolor);
44extern void settc(int16_t rv, int16_t cv);
45extern void updfpu(void);
46extern void wadj(void);
47
48/*
49
50*/
51
52struct selbox wdboxes[] = {
53
54 { 1, 1, 510, 307, 0, wdfnbox}, /* 0 */
55 { 1, 308, 510, 320, 1, wdfnbox}, /* 1 */
56 { 1, 322, 174, 348, 2, entbh}, /* 2 */
57 {176, 322, 230, 348, 3, wdfnbox}, /* 3 */
58 {232, 322, 398, 348, 4, entbh}, /* 4 */
59 {400, 322, 510, 348, 5, entbh}, /* 5 */
60
61 { 0, 0, 0, 0, 0, FN_NULL} /* end of table */
62};
63
64/*
65 =============================================================================
66 dsnewws() -- display a new waveshape
67 =============================================================================
68*/
69
70void dsnewws(void)
71{
72 wdswin(0);
73 wdswin(2);
74 wdswin(4);
75 wdswin(5);
76}
77
78/*
79
80*/
81
82/*
83 =============================================================================
84 newws() -- setup editing for a new waveshape
85 =============================================================================
86*/
87
88void newws(void)
89{
90 register int16_t i;
91 register struct instdef *ip;
92
93 ip = &vbufs[curvce];
94
95 if (curwslt) {
96
97 for (i = 0; i < NUMWPNT; i++) {
98
99 offsets[i + 1] = ip->idhwvbo[i] >> 5;
100 wsbuf[i + 1] = ip->idhwvbf[i] >> 5;
101 }
102
103 memcpyw(vmtab, ip->idhwvbh, NUMHARM);
104
105 } else {
106
107 for (i = 0; i < NUMWPNT; i++) {
108
109 offsets[i + 1] = ip->idhwvao[i] >> 5;
110 wsbuf[i + 1] = ip->idhwvaf[i] >> 5;
111 }
112
113 memcpyw(vmtab, ip->idhwvah, NUMHARM);
114 }
115
116 offsets[0] = offsets[1];
117 wsbuf[0] = wsbuf[1];
118
119 curwhrv = vmtab[curwhrm];
120 lstwoff = wvlast = curwoff = offsets[1 + curwpnt];
121 curwfnl = wsbuf[curwpnt + 1];
122 lstwpnt = wplast = curwpnt;
123
124 memsetw(vknm, 0, (NUMHARM * NUMWPCAL) << 1);
125 wadj();
126}
127
128/*
129
130*/
131
132/*
133 =============================================================================
134 wdfnbox() -- waveshape display box hit processor
135 =============================================================================
136*/
137
138int16_t wdfnbox(int16_t n)
139{
140 register int16_t wval;
141 register int8_t wsgn;
142 register int16_t *fpuws;
143
144 switch (n) { /* switch off of window ID */
145
146 case 0: /* process a hit in the main window */
147
148 switch (wpntsv) {
149
150 case 0: /* nothing selected so far: select a point */
151
152 wpntsv = 1;
153 curwpnt = (cxval - 2) / 2;
154
155 if (curwpnt GE NUMWPNT)
156 curwpnt = NUMWPNT - 1;
157 else if (curwpnt < 0)
158 curwpnt = 0;
159
160 cratex = crate2;
161 cratey = crate2;
162 newws();
163 cyval = WPOFF - ((curwoff * WPSF1) / WPSF2);
164 cxval = (curwpnt << 1) + 2;
165 arcurs(WS_GRAB);
166 gcurpos(cxval, cyval);
167 wplast = curwpnt;
168 wvlast = curwoff;
169 wdswin(4);
170 break;
171/*
172
173*/
174 case 1: /* point was selected: unselect it */
175
176 wpntsv = 0;
177 cratex = crate1;
178 cratey = crate1;
179
180 arcurs(WDCURS);
181 gcurpos(cxval, cyval);
182 break;
183
184 case 2: /* harmonic was selected: unselect it */
185
186 wpntsv = 0;
187 cratex = crate1;
188 cratey = crate1;
189
190 arcurs(WDCURS);
191 settc(22, 1 + (curwhrm << 1));
192 break;
193 }
194
195 return(TRUE);
196
197 case 1: /* process a hit in the harmonic legend */
198
199 wpntsv = 2;
200 cratex = crate1;
201 cratey = crate1;
202
203 curwhrm = cxval >> 4;
204 curwhrv = vmtab[curwhrm];
205
206 cxval = (curwhrm << 4) + 8;
207
208 if (curwhrv < 0) {
209
210 cyval = WBOFF - ((-curwhrv * WBSF1) / WBSF2);
211
212 } else {
213
214 cyval = WBOFF - ((curwhrv * WBSF1) / WBSF2);
215 }
216
217 arcurs(WS_GRAB);
218 gcurpos(cxval, cyval);
219 wdswin(5);
220 return(TRUE);
221/*
222
223*/
224 case 3: /* process a hit in the store & fetch window */
225
226 wsnmod[curvce][curwslt] = FALSE;
227
228 if (cyval < 336) { /* store ? */
229
230 memcpyw(&wslib[curwave],
231 curwslt ? vbufs[curvce].idhwvbf
232 : vbufs[curvce].idhwvaf,
233 NUMHARM + (2 * NUMWPNT));
234
235 wdswin(2);
236
237 } else { /* retrieve */
238
239 memcpyw(curwslt ? vbufs[curvce].idhwvbf
240 : vbufs[curvce].idhwvaf,
241 &wslib[curwave],
242 NUMHARM + (2 * NUMWPNT));
243
244 updfpu();
245 newws();
246 dsnewws();
247 }
248
249 cratex = crate1;
250 cratey = crate1;
251 return(TRUE);
252
253 default: /* anywhere else is an error */
254
255 cratex = crate1;
256 cratey = crate1;
257 return(FALSE);
258 }
259}
260
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