r983:949510b70df9
Fri, 25 Jun 2010 05:48:27
[Not Reviewed]
0 comments (0 inline)
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20
| ... | ... |
@@ -558,12 +558,18 @@ |
| 558 | 558 |
void startFirstPhase() {
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| 559 | 559 |
_phase = true; |
| 560 | 560 |
|
| 561 |
Node n = _level->highestActive(); |
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| 562 |
int level = _level->highestActiveLevel(); |
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| 563 |
while ( |
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| 561 |
while (true) {
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|
| 564 | 562 |
int num = _node_num; |
| 565 | 563 |
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Node n = INVALID; |
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| 565 |
int level = -1; |
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while (num > 0) {
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n = _level->highestActive(); |
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if (n == INVALID) goto first_phase_done; |
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level = _level->highestActiveLevel(); |
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--num; |
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| 567 | 573 |
Value excess = (*_excess)[n]; |
| 568 | 574 |
int new_level = _level->maxLevel(); |
| 569 | 575 |
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| ... | ... |
@@ -629,14 +635,22 @@ |
| 629 | 635 |
} else {
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| 630 | 636 |
_level->deactivate(n); |
| 631 | 637 |
} |
| 632 |
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n = _level->highestActive(); |
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level = _level->highestActiveLevel(); |
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--num; |
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| 636 | 638 |
} |
| 637 | 639 |
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| 638 | 640 |
num = _node_num * 20; |
| 639 |
while (num > 0 |
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while (num > 0) {
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while (level >= 0 && _level->activeFree(level)) {
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--level; |
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} |
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if (level == -1) {
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n = _level->highestActive(); |
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level = _level->highestActiveLevel(); |
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if (n == INVALID) goto first_phase_done; |
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} else {
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n = _level->activeOn(level); |
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} |
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--num; |
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| 640 | 654 |
Value excess = (*_excess)[n]; |
| 641 | 655 |
int new_level = _level->maxLevel(); |
| 642 | 656 |
|
| ... | ... |
@@ -702,19 +716,9 @@ |
| 702 | 716 |
} else {
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| 703 | 717 |
_level->deactivate(n); |
| 704 | 718 |
} |
| 705 |
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while (level >= 0 && _level->activeFree(level)) {
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--level; |
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| 708 | 719 |
} |
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if (level == -1) {
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n = _level->highestActive(); |
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level = _level->highestActiveLevel(); |
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} else {
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n = _level->activeOn(level); |
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| 714 | 720 |
} |
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--num; |
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} |
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first_phase_done:; |
|
| 718 | 722 |
} |
| 719 | 723 |
|
| 720 | 724 |
/// \brief Starts the second phase of the preflow algorithm. |
0 comments (0 inline)