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1 | #include <stdio.h> | |
2 | ||
3 | ||
4 | #define BUFFSIZE 128 | |
5 | ||
6 | ||
7 | struct rgb_color { | |
8 | unsigned int red, green, blue; | |
9 | }; | |
10 | ||
11 | struct rgb_color Colors[16]; | |
12 | ||
13 | char Head[256]; | |
14 | ||
15 | int landing = 0; | |
16 | int FishCount = 0; | |
17 | ||
18 | int buff[BUFFSIZE]; | |
19 | int buffindx = BUFFSIZE; | |
20 | ||
21 | ||
22 | int buffget(); | |
23 | ||
24 | ||
25 | void | |
26 | readandwrite(w, h) | |
27 | int w, h; | |
28 | { | |
29 | FILE *fp; | |
30 | int i, j; | |
31 | int val1, val2; | |
32 | char name1[256]; | |
33 | char name2[256]; | |
34 | ||
35 | landing = 1; | |
36 | sprintf(name1, "%s%03d.1", Head, FishCount); | |
37 | sprintf(name2, "%s%03d.2", Head, FishCount); | |
38 | fprintf(stderr, "Landing into files (%s) and (%s)\n", name1, name2); | |
39 | ||
40 | fp = fopen(name1, "w"); | |
41 | if (fp == NULL) { | |
42 | fprintf(stderr, "You should have seen the one that got away!\n"); | |
43 | fprintf(stderr, " (cannot open (%s) for write)\n", name1); | |
44 | exit(1); | |
45 | } | |
46 | fprintf(fp, "xstitch_data %d %d 256\nred green blue\n", w, h); | |
47 | for (i = 0; i < 16; i++) { | |
48 | fprintf(fp, "%d %d %d\n", Colors[i].red, Colors[i].green, Colors[i].blue); | |
49 | } | |
50 | for (i = 16; i < 256; i++) { | |
51 | fprintf(fp, "0 0 0\n"); | |
52 | } | |
53 | for (j = 0; j < h; j++) { | |
54 | for (i = 0; i < (w / 2); i++) { | |
55 | val1 = buffget(); | |
56 | val2 = (val1 >> 4) & 0x0f; | |
57 | fprintf(fp, "%d ", val2); | |
58 | val2 = val1 & 0x0f; | |
59 | fprintf(fp, "%d ", val2); | |
60 | } | |
61 | fprintf(fp, "\n"); | |
62 | } | |
63 | fclose(fp); | |
64 | ||
65 | for (i = 0; i < ((w / 2) * (h / 2)); i++) { | |
66 | val1 = buffget(); | |
67 | } | |
68 | ||
69 | fp = fopen(name2, "w"); | |
70 | if (fp == NULL) { | |
71 | fprintf(stderr, "You should have seen the one that got away!\n"); | |
72 | fprintf(stderr, " (cannot open (%s) for write)\n", name2); | |
73 | exit(1); | |
74 | } | |
75 | fprintf(fp, "xstitch_data %d %d 256\nred green blue\n", w, h); | |
76 | for (i = 0; i < 16; i++) { | |
77 | fprintf(fp, "%d %d %d\n", Colors[i].red, Colors[i].green, Colors[i].blue); | |
78 | } | |
79 | for (i = 16; i < 256; i++) { | |
80 | fprintf(fp, "0 0 0\n"); | |
81 | } | |
82 | for (j = 0; j < h; j++) { | |
83 | for (i = 0; i < (w / 2); i++) { | |
84 | val1 = buffget(); | |
85 | val2 = (val1 >> 4) & 0x0f; | |
86 | fprintf(fp, "%d ", val2); | |
87 | val2 = val1 & 0x0f; | |
88 | fprintf(fp, "%d ", val2); | |
89 | } | |
90 | fprintf(fp, "\n"); | |
91 | } | |
92 | fclose(fp); | |
93 | ||
94 | landing = 0; | |
95 | FishCount++; | |
96 | } | |
97 | ||
98 | ||
99 | void | |
100 | fillbuff() | |
101 | { | |
102 | int i; | |
103 | ||
104 | if (buffindx < BUFFSIZE) { | |
105 | for (i = buffindx; i < BUFFSIZE; i++) { | |
106 | buff[(i - buffindx)] = buff[i]; | |
107 | } | |
108 | buffindx = BUFFSIZE - buffindx; | |
109 | } else { | |
110 | buffindx = 0; | |
111 | } | |
112 | ||
113 | for (i = buffindx; i < BUFFSIZE; i++) { | |
114 | buff[i] = fgetc(stdin); | |
115 | if (buff[i] == EOF) { | |
116 | if (landing) { | |
117 | fprintf(stderr, "You should have seen the one that got away!\n"); | |
118 | } | |
119 | fprintf(stderr, " (EOF reached)\n"); | |
120 | exit(0); | |
121 | } | |
122 | } | |
123 | buffindx = 0; | |
124 | } | |
125 | ||
126 | ||
127 | int | |
128 | buffget() | |
129 | { | |
130 | int val; | |
131 | ||
132 | if (buffindx == BUFFSIZE) { | |
133 | fillbuff(); | |
134 | } | |
135 | ||
136 | val = buff[buffindx]; | |
137 | buffindx++; | |
138 | return (val); | |
139 | } | |
140 | ||
141 | ||
142 | int | |
143 | lookstart() | |
144 | { | |
145 | int i, val; | |
146 | ||
147 | if ((buff[14] == 0) && (buff[15] == 0) && (buff[16] == 0) && (buff[17] == 15)) { | |
148 | for (i = 0; i < 18; i++) { | |
149 | val = buffget(); | |
150 | } | |
151 | return (1); | |
152 | } | |
153 | return (0); | |
154 | } | |
155 | ||
156 | ||
157 | int | |
158 | lookhint(w, h) | |
159 | int *w; | |
160 | int *h; | |
161 | { | |
162 | int vals[4]; | |
163 | int i, indx, indx2, status; | |
164 | ||
165 | vals[0] = buffget(); | |
166 | vals[1] = buffget(); | |
167 | vals[2] = buffget(); | |
168 | vals[3] = buffget(); | |
169 | ||
170 | ||
171 | indx = 0; | |
172 | while (1) { | |
173 | indx2 = indx; | |
174 | if (vals[indx2] == 0) { | |
175 | indx2++; | |
176 | if (indx2 == 4) { | |
177 | indx2 = 0; | |
178 | } | |
179 | if (vals[indx2] != 0) { | |
180 | *w = vals[indx2]; | |
181 | indx2++; | |
182 | if (indx2 == 4) { | |
183 | indx2 = 0; | |
184 | } | |
185 | if (vals[indx2] == 0) { | |
186 | indx2++; | |
187 | if (indx2 == 4) { | |
188 | indx2 = 0; | |
189 | } | |
190 | if (vals[indx2] != 0) { | |
191 | *h = vals[indx2]; | |
192 | fillbuff(); | |
193 | fprintf(stderr, "?"); | |
194 | status = lookstart(); | |
195 | if (status) { | |
196 | return; | |
197 | } | |
198 | } | |
199 | } | |
200 | } | |
201 | } | |
202 | vals[indx] = buffget(); | |
203 | indx++; | |
204 | if (indx == 4) { | |
205 | indx = 0; | |
206 | } | |
207 | } | |
208 | } | |
209 | ||
210 | ||
211 | int | |
212 | lookfish() | |
213 | { | |
214 | int i, indx; | |
215 | ||
216 | indx = buffindx; | |
217 | for (i = 0; i < 16; i++) { | |
218 | if ((buff[indx] != 0) || (buff[indx + 1] != i)) { | |
219 | return (0); | |
220 | } | |
221 | indx += 2; | |
222 | /* check red | |
223 | if (buff[indx] != buff[indx + 1]) | |
224 | { | |
225 | return(0); | |
226 | } | |
227 | */ | |
228 | indx += 2; | |
229 | /* check green | |
230 | if (buff[indx] != buff[indx + 1]) | |
231 | { | |
232 | return(0); | |
233 | } | |
234 | */ | |
235 | indx += 2; | |
236 | /* check blue | |
237 | if (buff[indx] != buff[indx + 1]) | |
238 | { | |
239 | return(0); | |
240 | } | |
241 | */ | |
242 | indx += 2; | |
243 | } | |
244 | return (1); | |
245 | } | |
246 | ||
247 | ||
248 | void | |
249 | getcolors() | |
250 | { | |
251 | int i, val; | |
252 | ||
253 | for (i = 0; i < 16; i++) { | |
254 | val = buffget(); | |
255 | val = buffget(); | |
256 | ||
257 | val = buffget(); | |
258 | Colors[i].red = val; | |
259 | val = buffget(); | |
260 | ||
261 | val = buffget(); | |
262 | Colors[i].green = val; | |
263 | val = buffget(); | |
264 | ||
265 | val = buffget(); | |
266 | Colors[i].blue = val; | |
267 | val = buffget(); | |
268 | } | |
269 | } | |
270 | ||
271 | ||
272 | main(argc, argv) | |
273 | int argc; | |
274 | char **argv; | |
275 | { | |
276 | int i, status; | |
277 | int w, h; | |
278 | ||
279 | if (argc > 1) { | |
280 | strcpy(Head, argv[1]); | |
281 | } else { | |
282 | strcpy(Head, "fish"); | |
283 | } | |
284 | fprintf(stderr, "Fishing .....\n"); | |
285 | while (1) { | |
286 | lookhint(&w, &h); | |
287 | fprintf(stderr, "I've got a nibble. "); | |
288 | fillbuff(); | |
289 | fprintf(stderr, "Setting the hook. "); | |
290 | status = lookfish(); | |
291 | if (status == 0) { | |
292 | fprintf(stderr, "Missed it!\n"); | |
293 | continue; | |
294 | } | |
295 | getcolors(); | |
296 | fprintf(stderr, "Got it!\n"); | |
297 | readandwrite(w, h); | |
298 | fprintf(stderr, "Trying for another .....\n"); | |
299 | } | |
300 | } |