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improved the memoization of cell distances

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This commit is contained in:
Zeno Rogue 2018-04-21 16:18:44 +02:00
parent a9f80933e0
commit 6f69f04449
1 changed files with 13 additions and 6 deletions
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19
cell.cpp
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@ -1379,12 +1379,15 @@ int celldistance(cell *c1, cell *c2) {
return eudist(decodeId(c1->master) - decodeId(c2->master));
}
if(sphere || quotient == 1 || gp::on) {
if(quotient == 2 && !gp::on)
return currfp.getdist(fieldpattern::fieldval(c1), fieldpattern::fieldval(c2));
if(sphere || quotient) {
if(saved_distances.count(make_pair(c1,c2)))
return saved_distances[make_pair(c1,c2)];
celllister cl(c1, 64, 1000, c2);
celllister cl(c1, 100, 100000000, NULL);
for(int i=0; i<size(cl.lst); i++)
saved_distances[make_pair(c1, cl.lst[i])] = cl.dists[i];
@ -1396,16 +1399,20 @@ int celldistance(cell *c1, cell *c2) {
if(gp::on) {
if(saved_distances.count(make_pair(c1,c2)))
return saved_distances[make_pair(c1,c2)];
celllister cl(c1, 64, 1000, c2);
for(int i=0; i<size(cl.lst); i++)
if(cl.lst[i] == c2) return cl.dists[i];
saved_distances[make_pair(c1, cl.lst[i])] = cl.dists[i];
if(saved_distances.count(make_pair(c1,c2)))
return saved_distances[make_pair(c1,c2)];
return 64;
}
if(quotient == 2)
return currfp.getdist(fieldpattern::fieldval(c1), fieldpattern::fieldval(c2));
int d1 = celldist(c1), d2 = celldist(c2);
cell *cl1=c1, *cr1=c1, *cl2=c2, *cr2=c2;