1 | // This file is a part of Framsticks SDK. http://www.framsticks.com/ |
---|
2 | // Copyright (C) 1999-2017 Maciej Komosinski and Szymon Ulatowski. |
---|
3 | // See LICENSE.txt for details. |
---|
4 | |
---|
5 | // Copyright (C) 1999,2000 Adam Rotaru-Varga (adam_rotaru@yahoo.com), GNU LGPL |
---|
6 | // Copyright (C) since 2001 Maciej Komosinski |
---|
7 | |
---|
8 | #include "oper_f4.h" |
---|
9 | #include <frams/util/sstring.h> |
---|
10 | #include <common/log.h> |
---|
11 | |
---|
12 | #include <stdio.h> |
---|
13 | #include <stdlib.h> |
---|
14 | #include "common/nonstd_math.h" |
---|
15 | #include <string.h> |
---|
16 | |
---|
17 | |
---|
18 | #define FIELDSTRUCT Geno_f4 |
---|
19 | |
---|
20 | static ParamEntry GENO4param_tab[] = |
---|
21 | { |
---|
22 | { "Genetics: f4", 1, F4_COUNT + F4_ADD_COUNT, }, |
---|
23 | { "f4_mut_add", 0, 0, "Add node", "f 0 100 50", FIELD(prob[F4_ADD]), "mutation: probability of adding a node", }, |
---|
24 | { "f4_mut_add_div", 0, 0, "- add division", "f 0 100 20", FIELD(probadd[F4_ADD_DIV]), "add node mutation: probability of adding a division", }, |
---|
25 | { "f4_mut_add_conn", 0, 0, "- add connection", "f 0 100 15", FIELD(probadd[F4_ADD_CONN]), "add node mutation: probability of adding a neural connection", }, |
---|
26 | { "f4_mut_add_neupar", 0, 0, "- add neuron property", "f 0 100 5", FIELD(probadd[F4_ADD_NEUPAR]), "add node mutation: probability of adding a neuron property/modifier", }, |
---|
27 | { "f4_mut_add_rep", 0, 0, "- add repetition", "f 0 100 10", FIELD(probadd[F4_ADD_REP]), "add node mutation: probability of adding a repetition", }, |
---|
28 | { "f4_mut_add_simp", 0, 0, "- add simple node", "f 0 100 50", FIELD(probadd[F4_ADD_SIMP]), "add node mutation: probability of adding a random, simple gene", }, |
---|
29 | { "f4_mut_del", 0, 0, "Delete node", "f 0 100 20", FIELD(prob[F4_DEL]), "mutation: probability of deleting a node", }, |
---|
30 | { "f4_mut_mod", 0, 0, "Modify node", "f 0 100 30", FIELD(prob[F4_MOD]), "mutation: probability of changing a node", }, |
---|
31 | { 0, }, |
---|
32 | }; |
---|
33 | |
---|
34 | #undef FIELDSTRUCT |
---|
35 | |
---|
36 | |
---|
37 | Geno_f4::Geno_f4() |
---|
38 | { |
---|
39 | supported_format = '4'; |
---|
40 | par.setParamTab(GENO4param_tab); |
---|
41 | par.select(this); |
---|
42 | par.setDefault(); |
---|
43 | |
---|
44 | mutation_method_names = new const char*[F4_COUNT + F4_ADD_COUNT - 1]; |
---|
45 | int index = 0; |
---|
46 | mutation_method_names[index++] = "added division"; |
---|
47 | mutation_method_names[index++] = "added neural connection"; |
---|
48 | mutation_method_names[index++] = "added neuron property"; |
---|
49 | mutation_method_names[index++] = "added repetition gene"; |
---|
50 | mutation_method_names[index++] = "added a simple node"; |
---|
51 | mutation_method_names[index++] = "deleted a node"; |
---|
52 | mutation_method_names[index++] = "modified a node"; |
---|
53 | if (index != F4_COUNT + F4_ADD_COUNT - 1) logMessage("Geno_f4", "Constructor", 3, "Mutation names init error"); |
---|
54 | } |
---|
55 | |
---|
56 | int Geno_f4::ValidateRec(f4_node * geno, int retrycount) const |
---|
57 | { |
---|
58 | // ! the genotype is geno->child (not geno) ! |
---|
59 | // build from it with repair on |
---|
60 | |
---|
61 | f4_Cells cells(geno->child, 1); |
---|
62 | cells.simulate(); //we should simulate?! |
---|
63 | |
---|
64 | // errors not fixed: |
---|
65 | if (GENOPER_OPFAIL == cells.geterror()) |
---|
66 | { |
---|
67 | if (cells.geterrorpos() >= 0) return 1 + cells.geterrorpos(); |
---|
68 | return GENOPER_OPFAIL; |
---|
69 | } |
---|
70 | // errors can be fixed |
---|
71 | if (GENOPER_REPAIR == cells.geterror()) |
---|
72 | { |
---|
73 | cells.repairGeno(geno, 1); |
---|
74 | // note: geno might have been fixed |
---|
75 | // check again |
---|
76 | int res2 = GENOPER_OK; |
---|
77 | if (retrycount > 0) |
---|
78 | res2 = ValidateRec(geno, retrycount - 1); |
---|
79 | |
---|
80 | if (res2 == GENOPER_OK) return GENOPER_REPAIR; |
---|
81 | return res2; |
---|
82 | } |
---|
83 | // no errors: |
---|
84 | return GENOPER_OK; |
---|
85 | } |
---|
86 | |
---|
87 | |
---|
88 | int Geno_f4::validate(char *& geno, const char *genoname) |
---|
89 | { |
---|
90 | // convert geno to tree, then try to validate 20 times |
---|
91 | f4_node root; |
---|
92 | if (f4_processrec(geno, 0, &root) || root.childCount() != 1) return GENOPER_OK; // cannot repair |
---|
93 | if (ValidateRec(&root, 20) == GENOPER_REPAIR) // if repaired, make it back to string |
---|
94 | { |
---|
95 | geno[0] = 0; |
---|
96 | root.child->sprintAdj(geno); |
---|
97 | } |
---|
98 | return GENOPER_OK; |
---|
99 | } |
---|
100 | |
---|
101 | |
---|
102 | int Geno_f4::checkValidity(const char * geno, const char *genoname) |
---|
103 | { |
---|
104 | f4_node root; |
---|
105 | int res = f4_processrec(geno, 0, &root); |
---|
106 | if (res) return res; // errorpos, >0 |
---|
107 | if (root.childCount() != 1) return 1; //earlier: GENOPER_OPFAIL |
---|
108 | f4_Cells cells(root.child, 0); |
---|
109 | cells.simulate(); |
---|
110 | if (cells.geterror() == GENOPER_OPFAIL || cells.geterror() == GENOPER_REPAIR) |
---|
111 | { |
---|
112 | if (cells.geterrorpos() >= 0) return 1 + cells.geterrorpos(); |
---|
113 | else return 1; //earlier: GENOPER_OPFAIL; |
---|
114 | } |
---|
115 | else return GENOPER_OK; |
---|
116 | } |
---|
117 | |
---|
118 | |
---|
119 | int Geno_f4::MutateOne(f4_node *& g, int &method) const |
---|
120 | { |
---|
121 | // ! the genotype is g->child (not g) ! |
---|
122 | |
---|
123 | // codes that can be changed (apart being added/deleted) |
---|
124 | #define MUT_CHAN_CODES "<[#" |
---|
125 | #define ADD_SIMPLE_CODES ",XlLcCrRaAiIsSmMfFwWeEN@|" |
---|
126 | #define REP_MAXCOUNT 19 |
---|
127 | |
---|
128 | f4_node * n1, *n2, *n3, *n4, *n5; |
---|
129 | |
---|
130 | // do the mutation |
---|
131 | // pick a random node |
---|
132 | n1 = g->child->randomNode(); |
---|
133 | //DB( printf("%c\n", n1->name); ) |
---|
134 | |
---|
135 | switch (roulette(prob, F4_COUNT)) |
---|
136 | { |
---|
137 | case F4_ADD: |
---|
138 | { |
---|
139 | // add a node |
---|
140 | switch (method = roulette(probadd, F4_ADD_COUNT)) |
---|
141 | { |
---|
142 | case F4_ADD_DIV: |
---|
143 | { |
---|
144 | // add division ('<') |
---|
145 | n3 = n1->parent; |
---|
146 | n3->removeChild(n1); |
---|
147 | n2 = new f4_node('<', n3, n3->pos); |
---|
148 | n2->addChild(n1); |
---|
149 | // new cell is stick or neuron |
---|
150 | // "X>" or "N>" |
---|
151 | double pr = rnd01; |
---|
152 | pr -= 0.5; |
---|
153 | if (pr < 0) n3 = new f4_node('X', n2, n2->pos); |
---|
154 | else |
---|
155 | { |
---|
156 | pr -= 0.5; |
---|
157 | if (pr < 0) |
---|
158 | { |
---|
159 | // if neuron, make muscle and add a link |
---|
160 | n3 = new f4_node('N', n2, n2->pos); |
---|
161 | if (randomN(2) == 0) |
---|
162 | n4 = new f4_node('|', n3, n2->pos); |
---|
163 | else |
---|
164 | n4 = new f4_node('@', n3, n2->pos); |
---|
165 | n5 = new f4_node('[', n4, n2->pos); |
---|
166 | linkNodeMakeRandom(n5); |
---|
167 | } |
---|
168 | } |
---|
169 | new f4_node('>', n3, n3->pos); |
---|
170 | n1->parent = n2; |
---|
171 | // now with 50% chance swap children |
---|
172 | if (randomN(2) == 0) |
---|
173 | { |
---|
174 | n3 = n2->child; |
---|
175 | n2->child = n2->child2; |
---|
176 | n2->child2 = n3; |
---|
177 | } |
---|
178 | } |
---|
179 | break; |
---|
180 | case F4_ADD_CONN: |
---|
181 | { |
---|
182 | // add link |
---|
183 | n1->parent->removeChild(n1); |
---|
184 | n2 = new f4_node('[', n1->parent, n1->parent->pos); |
---|
185 | linkNodeMakeRandom(n2); |
---|
186 | n2->addChild(n1); |
---|
187 | n1->parent = n2; |
---|
188 | } |
---|
189 | break; |
---|
190 | case F4_ADD_NEUPAR: |
---|
191 | { |
---|
192 | // add neuron modifier |
---|
193 | n1->parent->removeChild(n1); |
---|
194 | n2 = new f4_node(':', n1->parent, n1->parent->pos); |
---|
195 | nparNodeMakeRandom(n2); |
---|
196 | n2->addChild(n1); |
---|
197 | n1->parent = n2; |
---|
198 | } |
---|
199 | break; |
---|
200 | case F4_ADD_REP: |
---|
201 | { |
---|
202 | // add repetition ('#') |
---|
203 | // repeated code (left child) is the original, right child is empty, count is 2 |
---|
204 | n3 = n1->parent; |
---|
205 | n3->removeChild(n1); |
---|
206 | n2 = new f4_node('#', n3, n3->pos); |
---|
207 | n2->i1 = 2; |
---|
208 | n2->addChild(n1); |
---|
209 | new f4_node('>', n2, n2->pos); |
---|
210 | n1->parent = n2; |
---|
211 | } |
---|
212 | break; |
---|
213 | case F4_ADD_SIMP: |
---|
214 | { |
---|
215 | // add simple node |
---|
216 | // choose a simple node from ADD_SIMPLE_CODES |
---|
217 | n1->parent->removeChild(n1); |
---|
218 | n2 = new f4_node(ADD_SIMPLE_CODES[randomN(strlen(ADD_SIMPLE_CODES))], n1->parent, n1->parent->pos); |
---|
219 | n2->addChild(n1); |
---|
220 | n1->parent = n2; |
---|
221 | } |
---|
222 | break; |
---|
223 | } |
---|
224 | } |
---|
225 | break; |
---|
226 | |
---|
227 | case F4_DEL: |
---|
228 | { |
---|
229 | method = F4_ADD_COUNT - 1 + F4_DEL; |
---|
230 | // delete a node |
---|
231 | // must pick a node with parent, and at least one child |
---|
232 | // already picked a node, but repeat may be needed |
---|
233 | for (int i = 0; i < 10; i++) |
---|
234 | { |
---|
235 | if ((NULL != n1->parent) && (g != n1->parent)) |
---|
236 | if (NULL != n1->child) |
---|
237 | break; |
---|
238 | // try a new one |
---|
239 | n1 = g->child->randomNode(); |
---|
240 | } |
---|
241 | if ((NULL != n1->parent) && (g != n1->parent)) |
---|
242 | { |
---|
243 | switch (n1->childCount()) |
---|
244 | { |
---|
245 | case 0: break; |
---|
246 | case 1: // one child |
---|
247 | { |
---|
248 | n2 = n1->parent; |
---|
249 | n2->removeChild(n1); |
---|
250 | if (NULL != n1->child) |
---|
251 | { |
---|
252 | n1->child->parent = n2; |
---|
253 | n2->addChild(n1->child); |
---|
254 | n1->child = NULL; |
---|
255 | } |
---|
256 | if (NULL != n1->child2) |
---|
257 | { |
---|
258 | n1->child2->parent = n2; |
---|
259 | n2->addChild(n1->child2); |
---|
260 | n1->child2 = NULL; |
---|
261 | } |
---|
262 | // destroy n1 |
---|
263 | n1->parent = NULL; |
---|
264 | delete n1; |
---|
265 | } |
---|
266 | break; |
---|
267 | |
---|
268 | case 2: // two children |
---|
269 | { |
---|
270 | // two children |
---|
271 | n2 = n1->parent; |
---|
272 | n2->removeChild(n1); |
---|
273 | // n1 has two children. pick one randomly 50-50, destroy other |
---|
274 | if (randomN(2) == 0) |
---|
275 | { |
---|
276 | n1->child->parent = n2; |
---|
277 | n2->addChild(n1->child); |
---|
278 | n1->child = NULL; |
---|
279 | n1->child2->parent = NULL; |
---|
280 | } |
---|
281 | else |
---|
282 | { |
---|
283 | n1->child2->parent = n2; |
---|
284 | n2->addChild(n1->child2); |
---|
285 | n1->child2 = NULL; |
---|
286 | n1->child->parent = NULL; |
---|
287 | } |
---|
288 | // destroy n1 |
---|
289 | n1->parent = NULL; |
---|
290 | delete n1; |
---|
291 | } |
---|
292 | break; |
---|
293 | } |
---|
294 | } |
---|
295 | else return GENOPER_OPFAIL; |
---|
296 | } |
---|
297 | break; |
---|
298 | case F4_MOD: |
---|
299 | { |
---|
300 | method = F4_ADD_COUNT - 1 + F4_MOD; |
---|
301 | // change a node |
---|
302 | // the only nodes that are modifiable are MUT_CHAN_CODES |
---|
303 | // try to get a modifiable node |
---|
304 | // already picked a node, but repeat may be needed |
---|
305 | int i = 0; |
---|
306 | while (1) |
---|
307 | { |
---|
308 | if (strchr(MUT_CHAN_CODES, n1->name)) break; |
---|
309 | // try a new one |
---|
310 | n1 = g->child->randomNode(); |
---|
311 | i++; |
---|
312 | if (i >= 20) return GENOPER_OPFAIL; |
---|
313 | } |
---|
314 | switch (n1->name) |
---|
315 | { |
---|
316 | case '<': |
---|
317 | // swap children |
---|
318 | n2 = n1->child; n1->child = n1->child2; n1->child2 = n2; |
---|
319 | break; |
---|
320 | case '[': |
---|
321 | linkNodeChangeRandom(n1); |
---|
322 | break; |
---|
323 | case '#': |
---|
324 | repeatNodeChangeRandom(n1); |
---|
325 | break; |
---|
326 | } |
---|
327 | } |
---|
328 | break; |
---|
329 | |
---|
330 | default: //no mutations allowed? |
---|
331 | return GENOPER_OPFAIL; |
---|
332 | } |
---|
333 | |
---|
334 | return GENOPER_OK; |
---|
335 | } |
---|
336 | |
---|
337 | // make a random [ node |
---|
338 | void Geno_f4::linkNodeMakeRandom(f4_node * nn) const |
---|
339 | { |
---|
340 | int i; |
---|
341 | float prob1; |
---|
342 | |
---|
343 | i = 0; |
---|
344 | // 35% chance one of *GTS |
---|
345 | prob1 = rnd01; |
---|
346 | prob1 -= 0.35f; |
---|
347 | if (prob1 < 0) |
---|
348 | { |
---|
349 | // '*', 'G', 'T', or 'S', 1/4 chance each |
---|
350 | i = 1 + (int)(3.999f * rnd01); |
---|
351 | } |
---|
352 | nn->i1 = i; |
---|
353 | nn->l1 = 0; |
---|
354 | if (0 == i) |
---|
355 | { |
---|
356 | // relative input link |
---|
357 | nn->l1 = (int)(4.0f * (rnd01 - 0.5f)); |
---|
358 | } |
---|
359 | // weight |
---|
360 | nn->f1 = 10.0f * (rnd01 - 0.5f); |
---|
361 | } |
---|
362 | |
---|
363 | // change a [ node |
---|
364 | void Geno_f4::linkNodeChangeRandom(f4_node * nn) const //rewritten by M.K. - should work as before (not tested) |
---|
365 | { |
---|
366 | int i; |
---|
367 | float prob2; |
---|
368 | |
---|
369 | double probs[3] = { 0.1, 0.3, 0.6 }; |
---|
370 | // 10% change type |
---|
371 | // 30% change link |
---|
372 | // 60% change weight |
---|
373 | |
---|
374 | switch (roulette(probs, 3)) |
---|
375 | { |
---|
376 | case 0: // change type |
---|
377 | i = 0; |
---|
378 | // * G, 10% chance each |
---|
379 | prob2 = rnd01 - 0.10f; |
---|
380 | if (prob2 < 0) i = 1; else { prob2 -= 0.10f; if (prob2 < 0) i = 2; } |
---|
381 | nn->i1 = i; |
---|
382 | break; |
---|
383 | case 1: // change link |
---|
384 | if (0 == nn->i1) // relative input link |
---|
385 | nn->l1 += (int)(2.0f * (rnd01 - 0.5f)); |
---|
386 | break; |
---|
387 | case 2: // change weight |
---|
388 | nn->f1 += 1.0f * (rnd01 - 0.5f); |
---|
389 | break; |
---|
390 | } |
---|
391 | } |
---|
392 | |
---|
393 | // make a random : node |
---|
394 | void Geno_f4::nparNodeMakeRandom(f4_node * nn) const |
---|
395 | { |
---|
396 | int sign = (int)(2.0f * rnd01); |
---|
397 | int param = (int)(3.0f * rnd01); |
---|
398 | if (param > 2) param = 2; |
---|
399 | nn->l1 = sign; |
---|
400 | nn->i1 = "!=/"[param]; |
---|
401 | } |
---|
402 | |
---|
403 | // change a repeat # node |
---|
404 | void Geno_f4::repeatNodeChangeRandom(f4_node * nn) const |
---|
405 | { |
---|
406 | int count; |
---|
407 | float prob1; |
---|
408 | |
---|
409 | // change count |
---|
410 | count = nn->i1; |
---|
411 | prob1 = rnd01; |
---|
412 | if (prob1 < 0.5f) count++; |
---|
413 | else count--; |
---|
414 | if (count < 1) count = 1; |
---|
415 | if (count > REP_MAXCOUNT) count = REP_MAXCOUNT; |
---|
416 | nn->i1 = count; |
---|
417 | } |
---|
418 | |
---|
419 | |
---|
420 | int Geno_f4::MutateOneValid(f4_node *& g, int &method) const |
---|
421 | // mutate one, until a valid genotype is obtained |
---|
422 | { |
---|
423 | // ! the genotype is g->child (not g) ! |
---|
424 | int i, res; |
---|
425 | f4_node * gcopy = NULL; |
---|
426 | // try this max 20 times: |
---|
427 | // copy, mutate, then validate |
---|
428 | |
---|
429 | for (i = 0; i < 20; i++) |
---|
430 | { |
---|
431 | gcopy = g->duplicate(); |
---|
432 | |
---|
433 | res = MutateOne(gcopy, method); |
---|
434 | |
---|
435 | if (GENOPER_OK != res) |
---|
436 | { |
---|
437 | // mutation failed, try again |
---|
438 | delete gcopy; |
---|
439 | continue; // for |
---|
440 | } |
---|
441 | // try to validate it |
---|
442 | res = ValidateRec(gcopy, 10); |
---|
443 | // accept if it is OK, or was repaired |
---|
444 | if (GENOPER_OK == res) |
---|
445 | //(GENOPER_REPAIR == res) |
---|
446 | { |
---|
447 | // destroy the original one |
---|
448 | g->destroy(); |
---|
449 | // make it the new one |
---|
450 | *g = *gcopy; |
---|
451 | gcopy->child = NULL; |
---|
452 | gcopy->child2 = NULL; |
---|
453 | delete gcopy; |
---|
454 | res = GENOPER_OK; |
---|
455 | goto retm1v; |
---|
456 | } |
---|
457 | delete gcopy; |
---|
458 | } |
---|
459 | // attempts failed |
---|
460 | res = GENOPER_OPFAIL; |
---|
461 | retm1v: |
---|
462 | return res; |
---|
463 | } |
---|
464 | |
---|
465 | |
---|
466 | int Geno_f4::mutate(char *& g, float & chg, int &method) |
---|
467 | { |
---|
468 | f4_node *root = new f4_node; |
---|
469 | if (f4_processrec(g, 0, root) || root->childCount() != 1) |
---|
470 | { |
---|
471 | delete root; |
---|
472 | return GENOPER_OPFAIL; |
---|
473 | } // could not convert or bad: fail |
---|
474 | // mutate one node, set chg as this percent |
---|
475 | chg = 1.0 / float(root->child->count()); |
---|
476 | if (MutateOneValid(root, method) != GENOPER_OK) |
---|
477 | { |
---|
478 | delete root; |
---|
479 | return GENOPER_OPFAIL; |
---|
480 | } |
---|
481 | // OK, convert back to string |
---|
482 | g[0] = 0; |
---|
483 | root->child->sprintAdj(g); |
---|
484 | delete root; |
---|
485 | return GENOPER_OK; |
---|
486 | } |
---|
487 | |
---|
488 | |
---|
489 | /* |
---|
490 | int Geno_f4::MutateMany(char *& g, float & chg) |
---|
491 | // check if original is valid, then |
---|
492 | // make a number of mutations |
---|
493 | { |
---|
494 | int res, n, i; |
---|
495 | int totNodes = 0; |
---|
496 | int maxToMut = 0; |
---|
497 | |
---|
498 | // convert to tree |
---|
499 | f4_node * root; |
---|
500 | root = new f4_node(); |
---|
501 | res = f4_processrec(g, 0, root); |
---|
502 | if (res) { |
---|
503 | // could not convert, fail |
---|
504 | goto retm; |
---|
505 | } |
---|
506 | if (1 != root->childCount()) { |
---|
507 | res = GENOPER_OPFAIL; |
---|
508 | goto retm; |
---|
509 | } |
---|
510 | |
---|
511 | // check if original is valid |
---|
512 | res = ValidateRec( root, 20 ); |
---|
513 | // might have been repaired! |
---|
514 | if (GENOPER_REPAIR==res) { |
---|
515 | res = GENOPER_OK; |
---|
516 | } |
---|
517 | if (GENOPER_OK != res) { |
---|
518 | goto retm; |
---|
519 | } |
---|
520 | |
---|
521 | // decide number of nodes to mutate |
---|
522 | // decide maximum number of nodes to mutate: 0.25*nodes, min 2 |
---|
523 | totNodes = root->child->count(); |
---|
524 | maxToMut = (int)( 0.25f * totNodes); |
---|
525 | if (maxToMut<2) maxToMut=2; |
---|
526 | if (maxToMut>totNodes) maxToMut=totNodes; |
---|
527 | |
---|
528 | // decide number of nodes to mutate |
---|
529 | n = (int)( 0.5f + rnd01 * maxToMut ); |
---|
530 | if (n<1) n=1; |
---|
531 | if (n>totNodes) n=totNodes; |
---|
532 | // set chg as this percent |
---|
533 | chg = ((float)n) / ((float)totNodes); |
---|
534 | for (i=0; i<n; i++) |
---|
535 | { |
---|
536 | res = MutateOneValid(root); |
---|
537 | if (GENOPER_OK != res) |
---|
538 | { |
---|
539 | res = GENOPER_OPFAIL; |
---|
540 | goto retm; |
---|
541 | } |
---|
542 | } |
---|
543 | // OK, convert back to string |
---|
544 | g[0]=0; |
---|
545 | root->child->sprintAdj(g); |
---|
546 | retm: |
---|
547 | delete root; |
---|
548 | return res; |
---|
549 | } |
---|
550 | */ |
---|
551 | |
---|
552 | |
---|
553 | int Geno_f4::CrossOverOne(f4_node * g1, f4_node * g2, float chg) const |
---|
554 | { |
---|
555 | // ! the genotypes are g1->child and g2->child (not g1 g2) ! |
---|
556 | // single offspring in g1 |
---|
557 | int smin, smax; |
---|
558 | float size; |
---|
559 | f4_node * n1, *n2, *n1p, *n2p; |
---|
560 | |
---|
561 | // determine desired size |
---|
562 | size = (1 - chg) * (float)g1->count(); |
---|
563 | smin = (int)(size*0.9f - 1); |
---|
564 | smax = (int)(size*1.1f + 1); |
---|
565 | // get a random node with desired size |
---|
566 | n1 = g1->child->randomNodeWithSize(smin, smax); |
---|
567 | |
---|
568 | // determine desired size |
---|
569 | size = (1 - chg) * (float)g2->count(); |
---|
570 | smin = (int)(size*0.9f - 1); |
---|
571 | smax = (int)(size*1.1f + 1); |
---|
572 | // get a random node with desired size |
---|
573 | n2 = g2->child->randomNodeWithSize(smin, smax); |
---|
574 | |
---|
575 | // exchange the two nodes: |
---|
576 | n1p = n1->parent; |
---|
577 | n2p = n2->parent; |
---|
578 | n1p->removeChild(n1); |
---|
579 | n1p->addChild(n2); |
---|
580 | n2p->removeChild(n2); |
---|
581 | n2p->addChild(n1); |
---|
582 | n1->parent = n2p; |
---|
583 | n2->parent = n1p; |
---|
584 | |
---|
585 | return GENOPER_OK; |
---|
586 | } |
---|
587 | |
---|
588 | int Geno_f4::crossOver(char *&g1, char *&g2, float &chg1, float &chg2) |
---|
589 | { |
---|
590 | f4_node root1, root2, *copy1, *copy2; |
---|
591 | |
---|
592 | // convert genotype strings into tree structures |
---|
593 | if (f4_processrec(g1, 0, &root1) || (root1.childCount() != 1)) return GENOPER_OPFAIL; |
---|
594 | if (f4_processrec(g2, 0, &root2) || (root2.childCount() != 1)) return GENOPER_OPFAIL; |
---|
595 | |
---|
596 | // decide amounts of crossover, 0.25-0.75 |
---|
597 | // adam: seems 0.1-0.9 -- MacKo |
---|
598 | chg1 = 0.1f + 0.8f*rnd01; |
---|
599 | chg2 = 0.1f + 0.8f*rnd01; |
---|
600 | |
---|
601 | copy1 = root1.duplicate(); |
---|
602 | if (CrossOverOne(copy1, &root2, chg1) != GENOPER_OK) { delete copy1; copy1 = NULL; } |
---|
603 | copy2 = root2.duplicate(); |
---|
604 | if (CrossOverOne(copy2, &root1, chg2) != GENOPER_OK) { delete copy2; copy2 = NULL; } |
---|
605 | |
---|
606 | g1[0] = 0; |
---|
607 | g2[0] = 0; |
---|
608 | if (copy1) { copy1->child->sprintAdj(g1); delete copy1; } |
---|
609 | if (copy2) { copy2->child->sprintAdj(g2); delete copy2; } |
---|
610 | if (g1[0] || g2[0]) return GENOPER_OK; else return GENOPER_OPFAIL; |
---|
611 | } |
---|
612 | |
---|
613 | |
---|
614 | |
---|
615 | uint32_t Geno_f4::style(const char *g, int pos) |
---|
616 | { |
---|
617 | char ch = g[pos]; |
---|
618 | // style categories |
---|
619 | #define STYL4CAT_MODIFIC "LlRrCcQqAaIiSsMmFfWwEe," |
---|
620 | #define STYL4CAT_NEUMOD "[]|@*GTS:+-/!=" |
---|
621 | #define STYL4CAT_DIGIT "0123456789." |
---|
622 | #define STYL4CAT_REST "XN<># " |
---|
623 | if (!strchr(STYL4CAT_MODIFIC STYL4CAT_NEUMOD STYL4CAT_DIGIT STYL4CAT_REST, ch)) |
---|
624 | return GENSTYLE_CS(0, GENSTYLE_INVALID); |
---|
625 | uint32_t style = GENSTYLE_CS(0, GENSTYLE_STRIKEOUT); //default, should be changed below |
---|
626 | if (strchr("X ", ch)) style = GENSTYLE_CS(0, GENSTYLE_NONE); |
---|
627 | if (strchr("N", ch)) style = GENSTYLE_RGBS(0, 200, 0, GENSTYLE_NONE); |
---|
628 | if (strchr("<", ch)) style = GENSTYLE_RGBS(0, 0, 200, GENSTYLE_BOLD); |
---|
629 | if (strchr(">", ch)) style = GENSTYLE_RGBS(0, 0, 100, GENSTYLE_NONE); |
---|
630 | if (strchr(STYL4CAT_DIGIT, ch)) style = GENSTYLE_RGBS(100, 100, 100, GENSTYLE_NONE); |
---|
631 | if (strchr(STYL4CAT_MODIFIC, ch)) style = GENSTYLE_RGBS(100, 100, 100, GENSTYLE_NONE); |
---|
632 | if (strchr(STYL4CAT_NEUMOD, ch)) style = GENSTYLE_RGBS(0, 150, 0, GENSTYLE_NONE); |
---|
633 | return style; |
---|
634 | } |
---|