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implemented euc2_coordinates and at_euc2_coordinates

This commit is contained in:
Zeno Rogue 2019-11-27 21:21:38 +01:00
parent 97adbc28c0
commit 66164d873c
1 changed files with 15 additions and 5 deletions
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20
euclid.cpp
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@ -836,16 +836,26 @@ EX int dcross(gp::loc e1, gp::loc e2) {
}
EX gp::loc euc2_coordinates(cell *c) {
// todo masterrel
auto vec = euclid3::eucmap()->ispacemap[c->master];
auto ans = euclid3::getcoord(vec);
return {ans[0], ans[1]};
if(BITRUNCATED)
return as_gp(ans) * gp::loc(1,1) + (c == c->master->c7 ? gp::loc(0,0) : gp::eudir((c->c.spin(0)+4)%6));
if(GOLDBERG) {
auto li = gp::get_local_info(c);
gp::loc shift(0,0);
if(li.first_dir >= 0) shift = gp::eudir(li.last_dir) * li.relative;
return as_gp(ans) * gp::param + shift;
}
return as_gp(ans);
}
/** this is slow, but we use it only for small p's */
EX cell* at_euc2_coordinates(gp::loc p) {
// todo masterrel
euclid3::coord co = as_coord(p);
return euclid3::eucmap()->get_at(co)->c7;
cellwalker cw(currentmap->gamestart());
while(p.first--) cw += revstep;
cw ++;
while(p.second--) cw += revstep;
return cw.at;
}
EX euclid3::coord as_coord(gp::loc p) { return p.first + p.second * euclid3::COORDMAX; }