goat3d

annotate src/xform_node.cc @ 66:3751aabbc5b3

find changesets by author, revision, files, or words in the commit message
igame animation api is weird...
author John Tsiombikas <nuclear@member.fsf.org>
date Sat, 19 Apr 2014 07:56:43 +0300
parents 9ef9de80649c
children 8970ca3d55e0
rev   line source
nuclear@1 1 #include <assert.h>
nuclear@1 2 #include <algorithm>
nuclear@1 3 #include "xform_node.h"
nuclear@47 4 #include "anim/anim.h"
nuclear@47 5 #include "anim/track.h"
nuclear@47 6
nuclear@47 7 using namespace g3dimpl;
nuclear@1 8
nuclear@1 9 static inline anm_interpolator track_interpolator(Interp in);
nuclear@1 10 static inline anm_extrapolator track_extrapolator(Extrap ex);
nuclear@1 11
nuclear@1 12 XFormNode::XFormNode()
nuclear@1 13 {
nuclear@1 14 anm = new anm_node;
nuclear@1 15 anm_init_node(anm);
nuclear@47 16 parent = 0;
nuclear@30 17
nuclear@47 18 // TODO read them from anm to get the correct initial values
nuclear@47 19 interp = INTERP_LINEAR;
nuclear@47 20 extrap = EXTRAP_EXTEND;
nuclear@1 21 }
nuclear@1 22
nuclear@1 23 XFormNode::~XFormNode()
nuclear@1 24 {
nuclear@1 25 anm_destroy_node(anm);
nuclear@1 26 delete anm;
nuclear@1 27 }
nuclear@1 28
nuclear@47 29 struct anm_node *XFormNode::get_libanim_node() const
nuclear@47 30 {
nuclear@47 31 return anm;
nuclear@47 32 }
nuclear@47 33
nuclear@1 34 void XFormNode::set_name(const char *name)
nuclear@1 35 {
nuclear@1 36 anm_set_node_name(anm, name);
nuclear@1 37 }
nuclear@1 38
nuclear@1 39 const char *XFormNode::get_name() const
nuclear@1 40 {
nuclear@1 41 return anm_get_node_name(anm);
nuclear@1 42 }
nuclear@1 43
nuclear@1 44 void XFormNode::set_interpolator(Interp in)
nuclear@1 45 {
nuclear@1 46 anm_set_interpolator(anm, track_interpolator(in));
nuclear@1 47 interp = in;
nuclear@1 48 }
nuclear@1 49
nuclear@1 50 Interp XFormNode::get_interpolator() const
nuclear@1 51 {
nuclear@1 52 return interp;
nuclear@1 53 }
nuclear@1 54
nuclear@1 55 void XFormNode::set_extrapolator(Extrap ex)
nuclear@1 56 {
nuclear@1 57 anm_set_extrapolator(anm, track_extrapolator(ex));
nuclear@1 58 extrap = ex;
nuclear@1 59 }
nuclear@1 60
nuclear@1 61 Extrap XFormNode::get_extrapolator() const
nuclear@1 62 {
nuclear@1 63 return extrap;
nuclear@1 64 }
nuclear@1 65
nuclear@47 66 XFormNode *XFormNode::get_parent()
nuclear@47 67 {
nuclear@47 68 return parent;
nuclear@47 69 }
nuclear@47 70
nuclear@47 71 const XFormNode *XFormNode::get_parent() const
nuclear@47 72 {
nuclear@47 73 return parent;
nuclear@47 74 }
nuclear@47 75
nuclear@1 76 void XFormNode::add_child(XFormNode *child)
nuclear@1 77 {
nuclear@66 78 if(!child || child == this) return;
nuclear@66 79
nuclear@1 80 children.push_back(child);
nuclear@1 81 anm_link_node(anm, child->anm);
nuclear@30 82 child->parent = this;
nuclear@1 83 }
nuclear@1 84
nuclear@1 85 void XFormNode::remove_child(XFormNode *child)
nuclear@1 86 {
nuclear@1 87 std::vector<XFormNode*>::iterator it;
nuclear@1 88 it = std::find(children.begin(), children.end(), child);
nuclear@1 89 if(it != children.end()) {
nuclear@1 90 children.erase(it);
nuclear@1 91 anm_unlink_node(anm, child->anm);
nuclear@47 92
nuclear@47 93 if(child->parent == this) {
nuclear@47 94 child->parent = 0;
nuclear@47 95 }
nuclear@1 96 }
nuclear@1 97 }
nuclear@1 98
nuclear@1 99 int XFormNode::get_children_count() const
nuclear@1 100 {
nuclear@1 101 return (int)children.size();
nuclear@1 102 }
nuclear@1 103
nuclear@1 104 XFormNode *XFormNode::get_child(int idx)
nuclear@1 105 {
nuclear@1 106 if(idx >= 0 && idx < get_children_count()) {
nuclear@1 107 return children[idx];
nuclear@1 108 }
nuclear@1 109 return 0;
nuclear@1 110 }
nuclear@1 111
nuclear@1 112 const XFormNode *XFormNode::get_child(int idx) const
nuclear@1 113 {
nuclear@1 114 if(idx >= 0 && idx < get_children_count()) {
nuclear@1 115 return children[idx];
nuclear@1 116 }
nuclear@1 117 return 0;
nuclear@1 118 }
nuclear@1 119
nuclear@47 120
nuclear@47 121 void XFormNode::use_animation(int idx)
nuclear@30 122 {
nuclear@47 123 if(idx >= 0) {
nuclear@47 124 anm_use_animation(anm, idx);
nuclear@47 125 }
nuclear@30 126 }
nuclear@30 127
nuclear@47 128 void XFormNode::use_animation(const char *name)
nuclear@47 129 {
nuclear@47 130 anm_use_animation(anm, anm_find_animation(anm, name));
nuclear@47 131 }
nuclear@47 132
nuclear@47 133 void XFormNode::use_animation(int aidx, int bidx, float t)
nuclear@47 134 {
nuclear@47 135 anm_use_animations(anm, aidx, bidx, t);
nuclear@47 136 }
nuclear@47 137
nuclear@47 138 void XFormNode::use_animation(const char *aname, const char *bname, float t)
nuclear@47 139 {
nuclear@47 140 int aidx = anm_find_animation(anm, aname);
nuclear@47 141 int bidx = anm_find_animation(anm, bname);
nuclear@47 142
nuclear@47 143 if(aidx == -1) {
nuclear@47 144 use_animation(bidx);
nuclear@47 145 }
nuclear@47 146 if(bidx == -1) {
nuclear@47 147 use_animation(aidx);
nuclear@47 148 }
nuclear@47 149 anm_use_animations(anm, aidx, bidx, t);
nuclear@47 150 }
nuclear@47 151
nuclear@47 152 int XFormNode::get_active_animation_index(int which) const
nuclear@47 153 {
nuclear@47 154 return anm_get_active_animation_index(anm, which);
nuclear@47 155 }
nuclear@47 156
nuclear@47 157 float XFormNode::get_active_animation_mix() const
nuclear@47 158 {
nuclear@47 159 return anm_get_active_animation_mix(anm);
nuclear@47 160 }
nuclear@47 161
nuclear@47 162 int XFormNode::get_animation_count() const
nuclear@47 163 {
nuclear@47 164 return anm_get_animation_count(anm);
nuclear@47 165 }
nuclear@47 166
nuclear@47 167 void XFormNode::add_animation(const char *name)
nuclear@47 168 {
nuclear@47 169 int idx = get_animation_count();
nuclear@47 170
nuclear@47 171 anm_add_animation(anm);
nuclear@47 172 use_animation(idx);
nuclear@47 173
nuclear@47 174 if(name) {
nuclear@47 175 set_animation_name(name);
nuclear@47 176 }
nuclear@47 177 }
nuclear@47 178
nuclear@47 179 void XFormNode::set_animation_name(const char *name)
nuclear@47 180 {
nuclear@47 181 anm_set_active_animation_name(anm, name);
nuclear@47 182 }
nuclear@47 183
nuclear@47 184 const char *XFormNode::get_animation_name() const
nuclear@47 185 {
nuclear@47 186 return anm_get_active_animation_name(anm);
nuclear@47 187 }
nuclear@47 188
nuclear@48 189 static const int track_type_base[] = {ANM_TRACK_POS_X, ANM_TRACK_ROT_X, ANM_TRACK_SCL_X};
nuclear@48 190 static const int track_type_nelem[] = {3, 4, 3};
nuclear@47 191
nuclear@48 192 int XFormNode::get_key_count(int trackid) const
nuclear@48 193 {
nuclear@48 194 struct anm_animation *anim = anm_get_active_animation(anm, 0);
nuclear@48 195 return anim->tracks[track_type_base[trackid]].count;
nuclear@48 196 }
nuclear@48 197
nuclear@48 198 int XFormNode::get_position_key_count() const
nuclear@48 199 {
nuclear@48 200 return get_key_count(POSITION_TRACK);
nuclear@48 201 }
nuclear@48 202
nuclear@48 203 int XFormNode::get_rotation_key_count() const
nuclear@48 204 {
nuclear@48 205 return get_key_count(ROTATION_TRACK);
nuclear@48 206 }
nuclear@48 207
nuclear@48 208 int XFormNode::get_scaling_key_count() const
nuclear@48 209 {
nuclear@48 210 return get_key_count(SCALING_TRACK);
nuclear@48 211 }
nuclear@48 212
nuclear@48 213 long XFormNode::get_key_time(int trackid, int idx) const
nuclear@48 214 {
nuclear@48 215 struct anm_animation *anim = anm_get_active_animation(anm, 0);
nuclear@48 216 struct anm_keyframe *key = anm_get_keyframe(anim->tracks + track_type_base[trackid], idx);
nuclear@48 217 return ANM_TM2MSEC(key->time);
nuclear@48 218 }
nuclear@48 219
nuclear@48 220 long XFormNode::get_position_key_time(int idx) const
nuclear@48 221 {
nuclear@48 222 return get_key_time(POSITION_TRACK, idx);
nuclear@48 223 }
nuclear@48 224
nuclear@48 225 long XFormNode::get_rotation_key_time(int idx) const
nuclear@48 226 {
nuclear@48 227 return get_key_time(ROTATION_TRACK, idx);
nuclear@48 228 }
nuclear@48 229
nuclear@48 230 long XFormNode::get_scaling_key_time(int idx) const
nuclear@48 231 {
nuclear@48 232 return get_key_time(SCALING_TRACK, idx);
nuclear@48 233 }
nuclear@48 234
nuclear@48 235 int XFormNode::get_key_value(int trackid, int idx, float *val) const
nuclear@48 236 {
nuclear@48 237 struct anm_animation *anim = anm_get_active_animation(anm, 0);
nuclear@48 238
nuclear@48 239 int nelem = track_type_nelem[trackid];
nuclear@48 240 for(int i=0; i<nelem; i++) {
nuclear@48 241 struct anm_keyframe *key = anm_get_keyframe(anim->tracks + track_type_base[trackid] + i, idx);
nuclear@48 242 val[i] = key->val;
nuclear@48 243 }
nuclear@48 244 return nelem;
nuclear@48 245 }
nuclear@48 246
nuclear@48 247 Vector3 XFormNode::get_position_key_value(int idx) const
nuclear@48 248 {
nuclear@48 249 float val[3];
nuclear@48 250 get_key_value(POSITION_TRACK, idx, val);
nuclear@48 251 return Vector3(val[0], val[1], val[2]);
nuclear@48 252 }
nuclear@48 253
nuclear@48 254 Quaternion XFormNode::get_rotation_key_value(int idx) const
nuclear@48 255 {
nuclear@48 256 float val[4];
nuclear@48 257 get_key_value(ROTATION_TRACK, idx, val);
nuclear@48 258 return Quaternion(val[3], val[0], val[1], val[2]);
nuclear@48 259 }
nuclear@48 260
nuclear@48 261 Vector3 XFormNode::get_scaling_key_value(int idx) const
nuclear@48 262 {
nuclear@48 263 float val[3];
nuclear@48 264 get_key_value(SCALING_TRACK, idx, val);
nuclear@48 265 return Vector3(val[0], val[1], val[2]);
nuclear@48 266 }
nuclear@47 267
nuclear@1 268 void XFormNode::set_position(const Vector3 &pos, long tmsec)
nuclear@1 269 {
nuclear@1 270 anm_set_position(anm, v3_cons(pos.x, pos.y, pos.z), ANM_MSEC2TM(tmsec));
nuclear@1 271 }
nuclear@1 272
nuclear@1 273 Vector3 XFormNode::get_node_position(long tmsec) const
nuclear@1 274 {
nuclear@1 275 vec3_t p = anm_get_node_position(anm, ANM_MSEC2TM(tmsec));
nuclear@1 276 return Vector3(p.x, p.y, p.z);
nuclear@1 277 }
nuclear@1 278
nuclear@1 279 void XFormNode::set_rotation(const Quaternion &quat, long tmsec)
nuclear@1 280 {
nuclear@1 281 anm_set_rotation(anm, quat_cons(quat.s, quat.v.x, quat.v.y, quat.v.z), ANM_MSEC2TM(tmsec));
nuclear@1 282 }
nuclear@1 283
nuclear@1 284 Quaternion XFormNode::get_node_rotation(long tmsec) const
nuclear@1 285 {
nuclear@1 286 quat_t q = anm_get_node_rotation(anm, ANM_MSEC2TM(tmsec));
nuclear@1 287 return Quaternion(q.w, q.x, q.y, q.z);
nuclear@1 288 }
nuclear@1 289
nuclear@1 290 void XFormNode::set_scaling(const Vector3 &pos, long tmsec)
nuclear@1 291 {
nuclear@1 292 anm_set_scaling(anm, v3_cons(pos.x, pos.y, pos.z), ANM_MSEC2TM(tmsec));
nuclear@1 293 }
nuclear@1 294
nuclear@1 295 Vector3 XFormNode::get_node_scaling(long tmsec) const
nuclear@1 296 {
nuclear@1 297 vec3_t s = anm_get_node_scaling(anm, ANM_MSEC2TM(tmsec));
nuclear@1 298 return Vector3(s.x, s.y, s.z);
nuclear@1 299 }
nuclear@1 300
nuclear@1 301 // these take hierarchy into account
nuclear@1 302 Vector3 XFormNode::get_position(long tmsec) const
nuclear@1 303 {
nuclear@1 304 vec3_t v = anm_get_position(anm, ANM_MSEC2TM(tmsec));
nuclear@1 305 return Vector3(v.x, v.y, v.z);
nuclear@1 306 }
nuclear@1 307
nuclear@1 308 Quaternion XFormNode::get_rotation(long tmsec) const
nuclear@1 309 {
nuclear@1 310 quat_t q = anm_get_rotation(anm, tmsec);
nuclear@1 311 return Quaternion(q.w, q.x, q.y, q.z);
nuclear@1 312 }
nuclear@1 313
nuclear@1 314 Vector3 XFormNode::get_scaling(long tmsec) const
nuclear@1 315 {
nuclear@1 316 vec3_t v = anm_get_scaling(anm, ANM_MSEC2TM(tmsec));
nuclear@1 317 return Vector3(v.x, v.y, v.z);
nuclear@1 318 }
nuclear@1 319
nuclear@1 320 void XFormNode::set_pivot(const Vector3 &pivot)
nuclear@1 321 {
nuclear@1 322 anm_set_pivot(anm, v3_cons(pivot.x, pivot.y, pivot.z));
nuclear@1 323 }
nuclear@1 324
nuclear@1 325 Vector3 XFormNode::get_pivot() const
nuclear@1 326 {
nuclear@1 327 vec3_t p = anm_get_pivot(anm);
nuclear@1 328 return Vector3(p.x, p.y, p.z);
nuclear@1 329 }
nuclear@1 330
nuclear@1 331 void XFormNode::set_local_matrix(const Matrix4x4 &mat)
nuclear@1 332 {
nuclear@1 333 local_matrix = mat;
nuclear@1 334 }
nuclear@1 335
nuclear@1 336 const Matrix4x4 &XFormNode::get_local_matrix() const
nuclear@1 337 {
nuclear@1 338 return local_matrix;
nuclear@1 339 }
nuclear@1 340
nuclear@1 341 void XFormNode::set_bone_matrix(const Matrix4x4 &bmat)
nuclear@1 342 {
nuclear@1 343 bone_matrix = bmat;
nuclear@1 344 }
nuclear@1 345
nuclear@1 346 const Matrix4x4 &XFormNode::get_bone_matrix() const
nuclear@1 347 {
nuclear@1 348 return bone_matrix;
nuclear@1 349 }
nuclear@1 350
nuclear@1 351 #define FOO
nuclear@1 352
nuclear@1 353 void XFormNode::get_node_xform(long tmsec, Matrix4x4 *mat, Matrix4x4 *inv_mat) const
nuclear@1 354 {
nuclear@1 355 anm_time_t tm = ANM_MSEC2TM(tmsec);
nuclear@1 356
nuclear@1 357 if(mat) {
nuclear@1 358 anm_get_node_matrix(anm, (scalar_t(*)[4])mat, tm);
nuclear@1 359 #ifdef FOO
nuclear@1 360 *mat = local_matrix * *mat;
nuclear@1 361 #else
nuclear@1 362 *mat = *mat * local_matrix;
nuclear@1 363 #endif
nuclear@1 364 }
nuclear@1 365 if(inv_mat) {
nuclear@1 366 anm_get_inv_matrix(anm, (scalar_t(*)[4])inv_mat, tm);
nuclear@1 367 }
nuclear@1 368 }
nuclear@1 369
nuclear@1 370 void XFormNode::get_xform(long tmsec, Matrix4x4 *mat, Matrix4x4 *inv_mat) const
nuclear@1 371 {
nuclear@1 372 anm_time_t tm = ANM_MSEC2TM(tmsec);
nuclear@1 373
nuclear@1 374 if(mat) {
nuclear@1 375 anm_get_matrix(anm, (scalar_t(*)[4])mat, tm);
nuclear@1 376 #ifdef FOO
nuclear@1 377 *mat = local_matrix * *mat;
nuclear@1 378 #else
nuclear@1 379 *mat = *mat * local_matrix;
nuclear@1 380 #endif
nuclear@1 381 }
nuclear@1 382 if(inv_mat) {
nuclear@1 383 anm_get_inv_matrix(anm, (scalar_t(*)[4])inv_mat, tm);
nuclear@1 384 }
nuclear@1 385 }
nuclear@1 386
nuclear@1 387
nuclear@1 388 // ---- Track ----
nuclear@1 389
nuclear@1 390 Track::Track()
nuclear@1 391 {
nuclear@1 392 trk = new anm_track;
nuclear@1 393 anm_init_track(trk);
nuclear@1 394 }
nuclear@1 395
nuclear@1 396 Track::~Track()
nuclear@1 397 {
nuclear@1 398 anm_destroy_track(trk);
nuclear@1 399 delete trk;
nuclear@1 400 }
nuclear@1 401
nuclear@1 402 Track::Track(const Track &rhs)
nuclear@1 403 {
nuclear@1 404 trk = new anm_track;
nuclear@1 405 anm_init_track(trk);
nuclear@1 406 anm_copy_track(trk, rhs.trk);
nuclear@1 407 interp = rhs.interp;
nuclear@1 408 extrap = rhs.extrap;
nuclear@1 409 }
nuclear@1 410
nuclear@1 411 Track &Track::operator =(const Track &rhs)
nuclear@1 412 {
nuclear@1 413 if(&rhs == this) {
nuclear@1 414 return *this;
nuclear@1 415 }
nuclear@1 416
nuclear@1 417 anm_copy_track(trk, rhs.trk);
nuclear@1 418 interp = rhs.interp;
nuclear@1 419 extrap = rhs.extrap;
nuclear@1 420 return *this;
nuclear@1 421 }
nuclear@1 422
nuclear@1 423
nuclear@1 424 void Track::set_interpolator(Interp in)
nuclear@1 425 {
nuclear@1 426 anm_set_track_interpolator(trk, track_interpolator(in));
nuclear@1 427 interp = in;
nuclear@1 428 }
nuclear@1 429
nuclear@1 430 Interp Track::get_interpolator() const
nuclear@1 431 {
nuclear@1 432 return interp;
nuclear@1 433 }
nuclear@1 434
nuclear@1 435 void Track::set_extrapolator(Extrap ex)
nuclear@1 436 {
nuclear@1 437 anm_set_track_extrapolator(trk, track_extrapolator(ex));
nuclear@1 438 extrap = ex;
nuclear@1 439 }
nuclear@1 440
nuclear@1 441 Extrap Track::get_extrapolator() const
nuclear@1 442 {
nuclear@1 443 return extrap;
nuclear@1 444 }
nuclear@1 445
nuclear@1 446 void Track::set_default(double def)
nuclear@1 447 {
nuclear@1 448 anm_set_track_default(trk, def);
nuclear@1 449 }
nuclear@1 450
nuclear@1 451 void Track::set_value(float val, long tmsec)
nuclear@1 452 {
nuclear@1 453 anm_set_value(trk, ANM_MSEC2TM(tmsec), val);
nuclear@1 454 }
nuclear@1 455
nuclear@1 456 float Track::get_value(long tmsec) const
nuclear@1 457 {
nuclear@1 458 return anm_get_value(trk, ANM_MSEC2TM(tmsec));
nuclear@1 459 }
nuclear@1 460
nuclear@1 461 float Track::operator ()(long tmsec) const
nuclear@1 462 {
nuclear@1 463 return anm_get_value(trk, ANM_MSEC2TM(tmsec));
nuclear@1 464 }
nuclear@1 465
nuclear@1 466
nuclear@1 467 // ---- Track3 ----
nuclear@1 468
nuclear@1 469 void Track3::set_interpolator(Interp in)
nuclear@1 470 {
nuclear@1 471 for(int i=0; i<3; i++) {
nuclear@1 472 track[i].set_interpolator(in);
nuclear@1 473 }
nuclear@1 474 }
nuclear@1 475
nuclear@1 476 Interp Track3::get_interpolator() const
nuclear@1 477 {
nuclear@1 478 return track[0].get_interpolator();
nuclear@1 479 }
nuclear@1 480
nuclear@1 481 void Track3::set_extrapolator(Extrap ex)
nuclear@1 482 {
nuclear@1 483 for(int i=0; i<3; i++) {
nuclear@1 484 track[i].set_extrapolator(ex);
nuclear@1 485 }
nuclear@1 486 }
nuclear@1 487
nuclear@1 488 Extrap Track3::get_extrapolator() const
nuclear@1 489 {
nuclear@1 490 return track[0].get_extrapolator();
nuclear@1 491 }
nuclear@1 492
nuclear@1 493 void Track3::set_default(const Vector3 &def)
nuclear@1 494 {
nuclear@1 495 for(int i=0; i<3; i++) {
nuclear@1 496 track[i].set_default(def[i]);
nuclear@1 497 }
nuclear@1 498 }
nuclear@1 499
nuclear@1 500 void Track3::set_value(const Vector3 &val, long tmsec)
nuclear@1 501 {
nuclear@1 502 for(int i=0; i<3; i++) {
nuclear@1 503 track[i].set_value(val[i], tmsec);
nuclear@1 504 }
nuclear@1 505 }
nuclear@1 506
nuclear@1 507 Vector3 Track3::get_value(long tmsec) const
nuclear@1 508 {
nuclear@1 509 return Vector3(track[0](tmsec), track[1](tmsec), track[2](tmsec));
nuclear@1 510 }
nuclear@1 511
nuclear@1 512 Vector3 Track3::operator ()(long tmsec) const
nuclear@1 513 {
nuclear@1 514 return Vector3(track[0](tmsec), track[1](tmsec), track[2](tmsec));
nuclear@1 515 }
nuclear@1 516
nuclear@1 517
nuclear@1 518 static inline anm_interpolator track_interpolator(Interp in)
nuclear@1 519 {
nuclear@1 520 switch(in) {
nuclear@1 521 case INTERP_STEP:
nuclear@1 522 return ANM_INTERP_STEP;
nuclear@1 523 case INTERP_LINEAR:
nuclear@1 524 return ANM_INTERP_LINEAR;
nuclear@1 525 case INTERP_CUBIC:
nuclear@1 526 return ANM_INTERP_CUBIC;
nuclear@1 527 }
nuclear@1 528
nuclear@1 529 assert(0);
nuclear@1 530 return ANM_INTERP_STEP;
nuclear@1 531 }
nuclear@1 532
nuclear@1 533 static inline anm_extrapolator track_extrapolator(Extrap ex)
nuclear@1 534 {
nuclear@1 535 switch(ex) {
nuclear@1 536 case EXTRAP_EXTEND:
nuclear@1 537 return ANM_EXTRAP_EXTEND;
nuclear@1 538 case EXTRAP_CLAMP:
nuclear@1 539 return ANM_EXTRAP_CLAMP;
nuclear@1 540 case EXTRAP_REPEAT:
nuclear@1 541 return ANM_EXTRAP_REPEAT;
nuclear@1 542 }
nuclear@1 543
nuclear@1 544 assert(0);
nuclear@1 545 return ANM_EXTRAP_EXTEND;
nuclear@1 546 }
nuclear@1 547