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Code Issues Releases Wiki Activity

notknot:: nicer flag checking

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This commit is contained in:
Zeno Rogue 2021-03-21 11:08:10 +01:00
parent e5bbac6010
commit 33d2331788
1 changed files with 34 additions and 34 deletions
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60
rogueviz/notknot.cpp
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@ -191,7 +191,7 @@ struct hrmap_notknot : hrmap {
/* used for painting walls in a single color */
ucover *wall_merge;
color_t wallcolor, wallcolor2;
/* 0 = live, 1 = wall, 2 = merged, 4 = overflow */
/* 0 = live, 1 = wall, 2 = merged, 4 = overflow, 8 = to hide */
char state;
/* direction to the parent */
char parentdir;
@ -200,6 +200,9 @@ struct hrmap_notknot : hrmap {
ucover(heptagon *w, int s) { where = w; for(int i=0; i<arrsize; i++) ptr[i] = nullptr; state = s; merged_into = nullptr; result = nullptr; wall_merge = this; }
bool iswall() { return state & 1; }
bool nowall() { return !iswall(); }
bool ismerged() { return state & 2; }
bool isover() { return state & 4; }
bool tohide() { return state & 8; }
};
/* find-union algorithm for wall_merge */
@ -513,7 +516,7 @@ struct hrmap_notknot : hrmap {
uloops[u->where] = {};
for(int i=0; i<t; i++) {
auto u1 = gen_adj(u, i);
if(!(u1->state & 1)) continue;
if(u1->nowall()) continue;
if(u1->where->zebraval != 9) continue;
transmatrix M = adj(u, i);
@ -566,7 +569,7 @@ struct hrmap_notknot : hrmap {
for(int j=0; j<at->where->type; j++) {
if(j == camefrom[at->where]) continue;
auto u2 = gen_adj(at, j);
if(u2->state & 1) continue;
if(u2->iswall()) continue;
transmatrix Tj = Ti * adj(at, j);
bool adj = false;
for(auto v: cgi.vertices_only) for(auto v1: cgi.vertices_only)
@ -610,15 +613,15 @@ struct hrmap_notknot : hrmap {
for(int j=0; j<i; j++) {
auto u1 = u->ptr[i];
auto u2 = u->ptr[j];
if(!(u1->state & 0)) continue;
if(!(u2->state & 0)) continue;
if(u1->nowall()) continue;
if(u2->nowall()) continue;
auto ucur = u;
auto ulast = (ucover*) nullptr;
for(int step=0; step<5*loop; step++) {
for(int i=0; i<t; i++) {
auto ucand = ucur->ptr[i];
if(isNeighbor(ucand->where->c7, u1->where->c7) && isNeighbor(ucand->where->c7, u2->where->c7) && ucand != ulast) {
if(ucand && isNeighbor(ucand->where->c7, u1->where->c7) && isNeighbor(ucand->where->c7, u2->where->c7) && ucand != ulast) {
ulast = ucur, ucur = ucand;
goto next_step;
}
@ -704,7 +707,7 @@ struct hrmap_notknot : hrmap {
if(uf->index < ut->index) swap(uf, ut);
/* if a knot is removed, remove the other copy */
if((uf->state & 1) && !(ut->state & 1))
if(uf->iswall() && ut->nowall())
uf->state &=~ 1;
uf->state |= 2; uf->merged_into = ut;
@ -805,9 +808,9 @@ struct hrmap_notknot : hrmap {
auto uk = gen_adj(u, k);
if(uk->state != 0) continue;
auto ul = gen_adj(u, l);
if(!(ul->state & 1)) continue;
if(ul->nowall()) continue;
auto ukl = gen_adj(uk, l);
if(!(ukl->state & 1)) continue;
if(ukl->nowall()) continue;
funion(ul, ukl);
}
@ -816,9 +819,9 @@ struct hrmap_notknot : hrmap {
for(int l=0; l<u->where->type; l++)
if(adjacent_face(u, k, l)) {
auto uk = gen_adj(u, k);
if(!(uk->state & 1)) continue;
if(uk->nowall()) continue;
auto ul = gen_adj(u, l);
if(!(ul->state & 1)) continue;
if(ul->nowall()) continue;
funion(ul, uk);
}
@ -845,9 +848,9 @@ struct hrmap_notknot : hrmap {
for(auto v: all) {
if(v->state == 0) lives++;
if(v->state & 1) walls++;
if(v->state & 2) merged++;
if(v->state & 4) overflow++;
if(v->iswall()) walls++;
if(v->ismerged()) merged++;
if(v->isover()) overflow++;
}
set<heptagon*> wheres;
@ -861,7 +864,7 @@ struct hrmap_notknot : hrmap {
/* create the result map */
for(int i=0; i<isize(all); i++) {
auto u = all[i];
if(u->state & 2) continue;
if(u->ismerged()) continue;
if(u->state == 0) wheres.insert(all[i]->where);
u->result = tailored_alloc<heptagon> (S7);
u->result->c7 = newCell(S7, u->result);
@ -872,17 +875,15 @@ struct hrmap_notknot : hrmap {
for(int i=0; i<isize(all); i++) {
auto u = all[i];
if(u->state & 2) continue;
if(u->ismerged()) continue;
for(int d=0; d<S7; d++) {
cmov(u->where, d);
auto d1 = u->where->c.spin(d);
if(u->ptr[d] && u->ptr[d]->result == nullptr) {
println(hlog, "connection to null in state ", u->ptr[d]->state, " from state ", u->state, " i=", i, " .. ", u->ptr[d]->index);
exit(1);
}
if(u->ptr[d] && u->ptr[d]->result == nullptr)
throw hr_exception_str(lalign(0, "connection to null in state ", u->ptr[d]->state, " from state ", u->state, " i=", i, " .. ", u->ptr[d]->index));
if(u->ptr[d] && u->ptr[d]->ptr[d1] != u)
println(hlog, "wrong connection");
throw hr_exception_str("wrong connection");
if(u->ptr[d])
u->result->c.connect(d, u->ptr[d]->result, d1, false);
else
@ -898,14 +899,13 @@ struct hrmap_notknot : hrmap {
all[i]->wallcolor = 0;
for(int i=0; i<isize(all); i++)
if(all[i]->state & 1)
if(!(all[i]->state & 2))
if(all[i]->iswall() && !all[i]->ismerged())
ufind(all[i])->wallcolor++;
map<int, int> sizes;
for(int i=0; i<isize(all); i++)
if((all[i]->state & 1) && ufind(all[i]) == all[i] && all[i]->wallcolor)
if(all[i]->iswall() && ufind(all[i]) == all[i] && all[i]->wallcolor)
colors_used++,
sizes[all[i]->wallcolor]++;
@ -917,11 +917,11 @@ struct hrmap_notknot : hrmap {
if(first && self_hiding) {
ucover *what = nullptr;
for(int i=0; i<isize(all); i++)
if((all[i]->state & 1) && (all[i]->state & 8) && !(all[i]->state & 2))
if(all[i]->iswall() && all[i]->tohide() && !all[i]->ismerged())
what = ufind(all[i]);
for(int i=0; i<isize(all); i++)
if((all[i]->state & 1) && ufind(all[i]) == what)
if(all[i]->iswall() && ufind(all[i]) == what)
all[i]->state &=~ 9;
println(hlog, "removed one knot!");
@ -931,7 +931,7 @@ struct hrmap_notknot : hrmap {
}
for(int i=0; i<isize(all); i++)
if((all[i]->state & 1) && ufind(all[i]) == all[i]) {
if(all[i]->iswall() && ufind(all[i]) == all[i]) {
all[i]->wallcolor = hrand(0x1000000) | 0x404040,
all[i]->wallcolor2 = hrand(0x1000000) | 0x404040;
}
@ -956,13 +956,13 @@ struct hrmap_notknot : hrmap {
cell *c = u->result->c7;
setdist(c, 7, c);
c->land = laCanvas;
if(u->state & 1) {
if(u->iswall()) {
c->wall = waWaxWall;
c->landparam = hrand(100) < secondary_percentage ? ufind(u)->wallcolor2 : ufind(u)->wallcolor;
if(!(ufind(u)->state & 1)) println(hlog, "connected to state ", ufind(u)->state);
if(ufind(u)->nowall()) println(hlog, "connected to state ", ufind(u)->state);
// if(!(c->landparam & 0x404040)) println(hlog, "color found ", c->landparam);
}
else if(u->state & 4)
else if(u->isover())
c->wall = waBigTree;
else
c->wall = waNone;