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Prune table of getNewLand() candidates.

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This commit is contained in:
Jacob Mandelson 2024-05-16 12:41:19 -07:00
parent 7b99248c06
commit cd2152ffad
1 changed files with 15 additions and 7 deletions
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22
landlock.cpp
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@ -675,14 +675,22 @@ EX eLand getNewLand(eLand old) {
if(ls::horodisk_structure() && tortoise::seek()) LIKELY tab[cnt++] = laTortoise;
int attempts = 0;
eLand n = old;
while(incompatible(n, old) || !isLandIngame(n)) {
n = tab[hrand(cnt)];
if(weirdhyperbolic && specialland == laCrossroads4 && isCrossroads(n))
n = laCrossroads4;
attempts++; if(attempts == 2000) break;
printf("Before pruning: %d entries\n", cnt);
int idx = 0;
while (idx < cnt) {
eLand n = tab[idx];
if (incompatible(n, old) || !isLandIngame(n))
tab[idx] = tab[--cnt];
else
idx++;
}
printf("After pruning: %d entries\n", cnt);
eLand n = tab[hrand(cnt)];
if (weirdhyperbolic && specialland == laCrossroads4 && isCrossroads(n))
n = laCrossroads4;
//printf("Took %d attempts.\n", attempts);
return n;
}