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cell.cpp
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// Hyperbolic Rogue -- cells
// Copyright (C) 2011-2019 Zeno Rogue, see 'hyper.cpp' for details
/** \file cell.cpp
* \brief General cells and maps
*
* Start with locations.cpp
*/
#include "hyper.h"
namespace hr {
#if HDR
extern int default_levs();
struct hrmap {
virtual heptagon *getOrigin() { return NULL; }
virtual cell *gamestart() { return getOrigin()->c7; }
virtual ~hrmap() { }
virtual vector<cell*>& allcells();
virtual void verify() { }
virtual void on_dim_change() { }
virtual bool link_alt(heptagon *h, heptagon *alt, hstate firststate, int dir);
virtual void extend_altmap(heptagon *h, int levs = default_levs(), bool link_cdata = true);
heptagon *may_create_step(heptagon *h, int direction) {
if(h->move(direction)) return h->move(direction);
return create_step(h, direction);
}
virtual heptagon *create_step(heptagon *h, int direction);
private:
virtual transmatrix relative_matrixh(heptagon *h2, heptagon *h1, const hyperpoint& hint);
virtual transmatrix relative_matrixc(cell *c2, cell *c1, const hyperpoint& hint);
public:
transmatrix relative_matrix(heptagon *h2, heptagon *h1, const hyperpoint& hint) { return relative_matrixh(h2, h1, hint); }
transmatrix relative_matrix(cell *h2, cell *h1, const hyperpoint& hint) { return relative_matrixc(h2, h1, hint); }
virtual transmatrix adj(cell *c, int i) { return adj(c->master, i); }
virtual transmatrix adj(heptagon *h, int i);
transmatrix iadj(cell *c, int i) { cell *c1 = c->cmove(i); return adj(c1, c->c.spin(i)); }
transmatrix iadj(heptagon *h, int d) {
heptagon *h1 = h->cmove(d); return adj(h1, h->c.spin(d));
}
virtual void draw_all();
virtual void draw_at(cell *at, const shiftmatrix& where);
virtual void virtualRebase(heptagon*& base, transmatrix& at);
static constexpr ld SPIN_NOT_AVAILABLE = 1e5;
virtual ld spin_angle(cell *c, int d) { return SPIN_NOT_AVAILABLE; }
virtual transmatrix spin_to(cell *c, int d, ld bonus=0);
virtual transmatrix spin_from(cell *c, int d, ld bonus=0);
virtual double spacedist(cell *c, int i) { return hdist0(tC0(adj(c, i))); }
virtual bool strict_tree_rules() { return false; }
virtual void find_cell_connection(cell *c, int d);
virtual int shvid(cell *c) { return 0; }
virtual int full_shvid(cell *c) { return shvid(c); }
virtual hyperpoint get_corner(cell *c, int cid, ld cf=3) { return C0; }
virtual transmatrix master_relative(cell *c, bool get_inverse = false) { return Id; }
virtual int wall_offset(cell *c);
virtual transmatrix ray_iadj(cell *c, int i);
virtual subcellshape& get_cellshape(cell *c);
/** \brief in 3D honeycombs, returns a cellwalker res at cw->move(j) such that the face pointed at by cw and res share an edge */
virtual cellwalker strafe(cellwalker cw, int j);
/** \brief in 3D honeycombs, returns a vector<bool> v, where v[j] iff faces i and j are adjacent */
const vector<char>& dirdist(cellwalker cw) { return get_cellshape(cw.at).dirdist[cw.spin]; }
/** \brief the sequence of heptagon movement direction to get from c->master to c->move(i)->master; implemented only for reg3 */
virtual const vector<int>& get_move_seq(cell *c, int i);
};
/** hrmaps which are based on regular non-Euclidean 2D tilings, possibly quotient
* Operators can be applied to these maps.
* Liskov substitution warning: maps which produce both tiling like above and 3D tilings
* (e.g. Euclidean and Crystal) also inherit from hrmap_standard
**/
struct hrmap_standard : hrmap {
void draw_at(cell *at, const shiftmatrix& where) override;
transmatrix relative_matrixh(heptagon *h2, heptagon *h1, const hyperpoint& hint) override;
transmatrix relative_matrixc(cell *c2, cell *c1, const hyperpoint& hint) override;
heptagon *create_step(heptagon *h, int direction) override;
transmatrix adj(cell *c, int d) override;
transmatrix adj(heptagon *h, int d) override;
ld spin_angle(cell *c, int d) override;
double spacedist(cell *c, int i) override;
void find_cell_connection(cell *c, int d) override;
virtual int shvid(cell *c) override;
virtual hyperpoint get_corner(cell *c, int cid, ld cf) override;
virtual transmatrix master_relative(cell *c, bool get_inverse) override;
virtual bool link_alt(heptagon *h, heptagon *alt, hstate firststate, int dir) override;
};
void clearfrom(heptagon*);
void verifycells(heptagon*);
struct hrmap_hyperbolic : hrmap_standard {
heptagon *origin;
hrmap_hyperbolic();
hrmap_hyperbolic(heptagon *origin);
heptagon *getOrigin() override { return origin; }
~hrmap_hyperbolic() {
// verifycells(origin);
// printf("Deleting hyperbolic map: %p\n", hr::voidp(this));
clearfrom(origin);
}
void verify() override { verifycells(origin); }
void virtualRebase(heptagon*& base, transmatrix& at) override;
};
#endif
heptagon *hrmap::create_step(heptagon *h, int direction) {
throw hr_exception("create_step called unexpectedly");
return NULL;
}
transmatrix hrmap::relative_matrixh(heptagon *h2, heptagon *h1, const hyperpoint& hint) {
println(hlog, "relative_matrixh called unexpectedly\n");
return Id;
}
transmatrix hrmap::relative_matrixc(cell *c2, cell *c1, const hyperpoint& hint) {
return relative_matrixh(c2->master, c1->master, hint);
}
bool hrmap::link_alt(heptagon *h, heptagon *alt, hstate firststate, int dir) {
return true;
}
bool hrmap_standard::link_alt(heptagon *h, heptagon *alt, hstate firststate, int dir) {
altmap::relspin(alt) = 3;
return true;
}
void hrmap::virtualRebase(heptagon*& base, transmatrix& at) {
printf("virtualRebase called unexpectedly\n");
return;
}
transmatrix hrmap::ray_iadj(cell *c, int i) {
if(WDIM == 2) {
return to_other_side(get_corner(c, i), get_corner(c, (i+1)));
}
return currentmap->iadj(c, i);
}
subcellshape& hrmap::get_cellshape(cell *c) {
if(cgi.heptshape) return *cgi.heptshape;
throw hr_exception("get_cellshape called unexpectedly");
}
cellwalker hrmap::strafe(cellwalker cw, int j) {
throw hr_exception("strafe called unexpectedly");
}
const vector<int>& hrmap::get_move_seq(cell *c, int i) {
throw hr_exception("get_move_seq not implemented for this map class");
}
transmatrix hrmap::spin_to(cell *c, int d, ld bonus) {
ld sa = spin_angle(c, d);
if(sa != SPIN_NOT_AVAILABLE) { return spin(bonus + sa); }
transmatrix T = rspintox(tC0(adj(c, d)));
if(WDIM == 3) return T * cspin(2, 0, bonus);
return T * spin(bonus);
}
transmatrix hrmap::spin_from(cell *c, int d, ld bonus) {
ld sa = spin_angle(c, d);
if(sa != SPIN_NOT_AVAILABLE) { return spin(bonus - sa); }
transmatrix T = spintox(tC0(adj(c, d)));
if(WDIM == 3) return T * cspin(2, 0, bonus);
return T * spin(bonus);
}
transmatrix hrmap::adj(heptagon *h, int i) { return relative_matrix(h->cmove(i), h, C0); }
vector<cell*>& hrmap::allcells() {
static vector<cell*> default_allcells;
if(bounded && !(cgflags & qHUGE_BOUNDED) && !(hybri && hybrid::csteps == 0)) {
celllister cl(gamestart(), 1000000, 1000000, NULL);
default_allcells = cl.lst;
return default_allcells;
}
if(isize(dcal) <= 1) {
extern cellwalker cwt;
celllister cl(cwt.at, 1, 1000, NULL);
default_allcells = cl.lst;
return default_allcells;
}
return dcal;
}
EX int dirdiff(int dd, int t) {
dd %= t;
if(dd<0) dd += t;
if(t-dd < dd) dd = t-dd;
return dd;
}
EX int cellcount = 0;
EX void destroy_cell(cell *c) {
tailored_delete(c);
cellcount--;
}
EX cell *newCell(int type, heptagon *master) {
cell *c = tailored_alloc<cell> (type);
c->type = type;
c->master = master;
initcell(c);
hybrid::will_link(c);
cellcount++;
return c;
}
// -- hrmap ---
EX hrmap *currentmap;
EX vector<hrmap*> allmaps;
EX hrmap *newAltMap(heptagon *o) {
#if MAXMDIM >= 4
if(reg3::in_rule())
return reg3::new_alt_map(o);
#endif
if(currentmap->strict_tree_rules())
return rulegen::new_hrmap_rulegen_alt(o);
return new hrmap_hyperbolic(o);
}
// --- hyperbolic geometry ---
EX heptagon* hyperbolic_origin() {
int odegree = geometry == gBinaryTiling ? 6 : S7;
heptagon *origin = init_heptagon(odegree);
heptagon& h = *origin;
h.s = hsOrigin;
h.emeraldval = a46 ? 0 : 98;
h.zebraval = 40;
#if CAP_IRR
if(IRREGULAR) irr::link_start(origin);
else
#endif
h.c7 = newCell(odegree, origin);
return origin;
}
hrmap_hyperbolic::hrmap_hyperbolic(heptagon *o) { origin = o; }
hrmap_hyperbolic::hrmap_hyperbolic() { origin = hyperbolic_origin(); }
void hrmap::find_cell_connection(cell *c, int d) {
heptagon *h2 = createStep(c->master, d);
c->c.connect(d, h2->c7,c->master->c.spin(d), c->master->c.mirror(d));
hybrid::link();
}
void hrmap_standard::find_cell_connection(cell *c, int d) {
#if CAP_IRR
if(IRREGULAR) {
irr::link_cell(c, d);
}
#endif
#if CAP_GP
else if(GOLDBERG) {
gp::extend_map(c, d);
if(!c->move(d)) {
printf("extend failed to create for %p/%d\n", hr::voidp(c), d);
exit(1);
}
hybrid::link();
}
#endif
else if(PURE) {
hrmap::find_cell_connection(c, d);
}
else if(c == c->master->c7) {
cell *n = newCell(S6, c->master);
heptspin hs(c->master, d, false);
int alt3 = c->type/2;
int alt4 = alt3+1;
for(int u=0; u<S6; u+=2) {
if(hs.mirrored && (S7%2 == 0)) hs++;
hs.at->c7->c.connect(hs.spin, n, u, hs.mirrored);
if(hs.mirrored && (S7%2 == 0)) hs--;
hs = hs + alt3 + wstep - alt4;
}
hybrid::link();
extern void verifycell(cell *c);
verifycell(n);
}
else {
cellwalker cw(c, d, false);
cellwalker cw2 = cw - 1 + wstep - 1 + wstep - 1;
c->c.connect(d, cw2);
hybrid::link();
}
}
/** very similar to createMove in heptagon.cpp */
EX cell *createMov(cell *c, int d) {
if(d<0 || d>= c->type)
throw hr_exception("ERROR createmov\n");
if(c->move(d)) return c->move(d);
currentmap->find_cell_connection(c, d);
return c->move(d);
}
EX void eumerge(cell* c1, int s1, cell *c2, int s2, bool mirror) {
if(!c2) return;
c1->move(s1) = c2; c1->c.setspin(s1, s2, mirror);
c2->move(s2) = c1; c2->c.setspin(s2, s1, mirror);
}
// map<pair<eucoord, eucoord>, cell*> euclidean;
EX hookset<hrmap*()> hooks_newmap;
/** create a map in the current geometry */
EX void initcells() {
DEBB(DF_INIT, ("initcells"));
hrmap* res = callhandlers((hrmap*)nullptr, hooks_newmap);
if(res) currentmap = res;
#if CAP_SOLV
else if(asonov::in()) currentmap = asonov::new_map();
#endif
else if(nonisotropic || hybri) currentmap = nisot::new_map();
else if(INVERSE) currentmap = gp::new_inverse();
else if(fake::in()) currentmap = fake::new_map();
#if CAP_CRYSTAL
else if(cryst) currentmap = crystal::new_map();
#endif
else if(arb::in() && rulegen::known()) currentmap = rulegen::new_hrmap_rulegen();
else if(arb::in()) currentmap = arb::new_map();
#if CAP_ARCM
else if(arcm::in()) currentmap = arcm::new_map();
#endif
else if(euc::in()) currentmap = euc::new_map();
#if CAP_BT
else if(kite::in()) currentmap = kite::new_map();
#endif
#if MAXMDIM >= 4
else if(WDIM == 3 && !bt::in()) currentmap = reg3::new_map();
#endif
else if(sphere) currentmap = new_spherical_map();
else if(quotient) currentmap = quotientspace::new_map();
#if CAP_BT
else if(bt::in()) currentmap = bt::new_map();
#endif
else if(S3 >= OINF) currentmap = inforder::new_map();
else currentmap = new hrmap_hyperbolic;
allmaps.push_back(currentmap);
#if CAP_FIELD
windmap::create();
#endif
// origin->emeraldval =
}
EX void clearcell(cell *c) {
if(!c) return;
DEBB(DF_MEMORY, (format("c%d %p\n", c->type, hr::voidp(c))));
for(int t=0; t<c->type; t++) if(c->move(t)) {
DEBB(DF_MEMORY, (format("mov %p [%p] S%d\n", hr::voidp(c->move(t)), hr::voidp(c->move(t)->move(c->c.spin(t))), c->c.spin(t))));
if(c->move(t)->move(c->c.spin(t)) != NULL &&
c->move(t)->move(c->c.spin(t)) != c) {
DEBB(DF_MEMORY | DF_ERROR, (format("cell error: type = %d %d -> %d\n", c->type, t, c->c.spin(t))));
exit(1);
}
c->move(t)->move(c->c.spin(t)) = NULL;
}
DEBB(DF_MEMORY, (format("DEL %p\n", hr::voidp(c))));
destroy_cell(c);
gp::delete_mapped(c);
}
EX heptagon deletion_marker;
template<class T> void subcell(cell *c, const T& t) {
if(GOLDBERG) {
forCellEx(c2, c) if(c2->move(0) == c && c2 != c2->master->c7) {
subcell(c2, t);
}
}
else if(BITRUNCATED && !arcm::in() && !bt::in())
forCellEx(c2, c) t(c2);
t(c);
}
EX void clearHexes(heptagon *at) {
if(at->c7 && at->cdata) {
delete at->cdata;
at->cdata = NULL;
}
if(0);
#if CAP_IRR
else if(IRREGULAR) irr::clear_links(at);
#endif
else if(at->c7) subcell(at->c7, clearcell);
}
void unlink_cdata(heptagon *h) {
if(h->alt && h->c7) {
if(h->alt->cdata == (cdata*) h)
h->alt->cdata = NULL;
}
}
EX void clear_heptagon(heptagon *at) {
clearHexes(at);
tailored_delete(at);
}
EX void clearfrom(heptagon *at) {
if(!at) return;
queue<heptagon*> q;
unlink_cdata(at);
q.push(at);
at->alt = &deletion_marker;
//int maxq = 0;
while(!q.empty()) {
at = q.front();
// if(q.size() > maxq) maxq = q.size();
q.pop();
DEBB(DF_MEMORY, ("from %p", at));
if(!at->c7) {
heptagon *h = dynamic_cast<heptagon*> ((cdata_or_heptagon*) at->cdata);
if(h) {
if(h->alt != at) { DEBB(DF_MEMORY | DF_ERROR, ("alt error :: h->alt = ", h->alt, " expected ", at)); }
cell *c = h->c7;
subcell(c, destroycellcontents);
h->alt = NULL;
at->cdata = NULL;
}
}
int edges = at->degree();
if(bt::in() && WDIM == 2) edges = at->c7->type;
for(int i=0; i<edges; i++) if(at->move(i) && at->move(i) != at) {
if(at->move(i)->alt != &deletion_marker)
q.push(at->move(i));
unlink_cdata(at->move(i));
at->move(i)->alt = &deletion_marker;
DEBB(DF_MEMORY, ("!mov ", at->move(i), " [", at->move(i)->move(at->c.spin(i)), "]"));
if(at->move(i)->move(at->c.spin(i)) != NULL &&
at->move(i)->move(at->c.spin(i)) != at) {
DEBB(DF_MEMORY | DF_ERROR, ("hept error"));
exit(1);
}
at->move(i)->move(at->c.spin(i)) = NULL;
at->move(i) = NULL;
}
clearHexes(at);
tailored_delete(at);
}
//printf("maxq = %d\n", maxq);
}
EX void verifycell(cell *c) {
int t = c->type;
for(int i=0; i<t; i++) {
cell *c2 = c->move(i);
if(c2) {
if(BITRUNCATED && c == c->master->c7) verifycell(c2);
if(c2->move(c->c.spin(i)) && c2->move(c->c.spin(i)) != c) {
printf("cell error %p:%d [%d] %p:%d [%d]\n", hr::voidp(c), i, c->type, hr::voidp(c2), c->c.spin(i), c2->type);
exit(1);
}
}
}
}
EX void verifycells(heptagon *at) {
if(GOLDBERG || IRREGULAR || arcm::in()) return;
for(int i=0; i<at->type; i++) if(at->move(i) && at->move(i)->move(at->c.spin(i)) && at->move(i)->move(at->c.spin(i)) != at) {
printf("hexmix error %p [%d s=%d] %p %p\n", hr::voidp(at), i, at->c.spin(i), hr::voidp(at->move(i)), hr::voidp(at->move(i)->move(at->c.spin(i))));
}
if(!sphere && !quotient)
for(int i=0; i<S7; i++) if(at->move(i) && at->c.spin(i) == 0 && at->s != hsOrigin)
verifycells(at->move(i));
verifycell(at->c7);
}
EX int compdist(int dx[]) {
int mi = dx[0];
for(int u=0; u<S3; u++) mi = min(mi, dx[u]);
for(int u=0; u<S3; u++)
if(dx[u] > mi+2)
return -1; // { printf("cycle error!\n"); exit(1); }
for(int u=0; u<S3; u++)
if(dx[u] == mi+2)
return mi+1;
int cnt = 0;
for(int u=0; u<S3; u++)
if(dx[u] == mi) cnt++;
if(cnt < 2)
return mi+1;
return mi;
}
EX int celldist(cell *c) {
if(experimental) return 0;
if(hybri)
return hybrid::celldistance(c, currentmap->gamestart());
if(nil && !quotient) return DISTANCE_UNKNOWN;
if(euc::in()) return celldistance(currentmap->gamestart(), c);
if(sphere || bt::in() || WDIM == 3 || cryst || sn::in() || kite::in() || bounded) return celldistance(currentmap->gamestart(), c);
#if CAP_IRR
if(IRREGULAR) return irr::celldist(c, false);
#endif
if(arcm::in() || ctof(c) || arb::in()) return c->master->distance;
#if CAP_GP
if(INVERSE) {
cell *c1 = gp::get_mapped(c);
return UIU(gp::compute_dist(c1, celldist)) / 2;
/* TODO */
}
if(GOLDBERG) return gp::compute_dist(c, celldist);
#endif
int dx[MAX_S3];
for(int u=0; u<S3; u++)
dx[u] = createMov(c, u+u)->master->distance;
return compdist(dx);
}
#if HDR
static const int ALTDIST_BOUNDARY = 99999;
static const int ALTDIST_UNKNOWN = 99998;
static const int ALTDIST_ERROR = 90000;
#endif
EX int celldistAlt(cell *c) {
if(experimental) return 0;
if(hybri) {
if(in_s2xe()) return hybrid::get_where(c).second;
auto w = hybrid::get_where(c);
int d = c->master->alt && c->master->alt->alt ? hybrid::altmap_heights[c->master->alt->alt] : 0;
d = sl2 ? 0 : abs(w.second - d);
PIU ( d += celldistAlt(w.first) );
return d;
}
#if CAP_BT
if(bt::in() || sn::in()) return c->master->distance + (specialland == laCamelot && !ls::single() ? 30 : 0);
#endif
if(nil) return c->master->zebraval + abs(c->master->emeraldval) + (specialland == laCamelot && !ls::single() ? 30 : 0);;
#if CAP_CRYSTAL
if(cryst)
return crystal::dist_alt(c);
#endif
if(sphere || quotient) {
return celldist(c) - 3;
}
#if MAXMDIM >= 4
if(euc::in()) return euc::dist_alt(c);
if(hyperbolic && WDIM == 3 && !reg3::in_rule())
return reg3::altdist(c->master);
#endif
if(!c->master->alt) return 0;
#if CAP_IRR
if(IRREGULAR) return irr::celldist(c, true);
#endif
if(ctof(c)) return c->master->alt->distance;
if(reg3::in()) return c->master->alt->distance;
#if CAP_GP
if(GOLDBERG) return gp::compute_dist(c, celldistAlt);
if(INVERSE) {
cell *c1 = gp::get_mapped(c);
return UIU(gp::compute_dist(c1, celldistAlt)) / 2;
/* TODO */
}
#endif
int dx[MAX_S3]; dx[0] = 0;
for(int u=0; u<S3; u++) if(createMov(c, u+u)->master->alt == NULL)
return ALTDIST_UNKNOWN;
for(int u=0; u<S3; u++)
dx[u] = createMov(c, u+u)->master->alt->distance;
// return compdist(dx); -> not OK because of boundary conditions
int mi = dx[0];
for(int i=1; i<S3; i++) mi = min(mi, dx[i]);
for(int i=0; i<S3; i++) if(dx[i] > mi+2)
return ALTDIST_BOUNDARY; // { printf("cycle error!\n"); exit(1); }
for(int i=0; i<S3; i++) if(dx[i] == mi+2)
return mi+1;
return mi;
}
/** direction upwards in the tree */
EX int updir(heptagon *h) {
#if CAP_BT
if(bt::in()) return bt::updir();
#endif
#if MAXMDIM >= 4
if(WDIM == 3 && reg3::in_rule()) {
for(int i=0; i<S7; i++) if(h->move(i) && h->move(i)->distance < h->distance)
return i;
return -1;
}
#endif
if(h->s == hsOrigin) return -1;
return 0;
}
/** direction upwards in the alt-tree */
EX int updir_alt(heptagon *h) {
if(euclid || !h->alt) return -1;
#if MAXMDIM >= 4
if(WDIM == 3 && reg3::in_rule()) {
for(int i=0; i<S7; i++) if(h->move(i) && h->move(i)->alt && h->move(i)->alt->distance < h->alt->distance)
return i;
return -1;
}
#endif
return gmod(updir(h->alt) + altmap::relspin(h->alt), h->type);
}
#if HDR
static const int RPV_MODULO = 5;
static const int RPV_RAND = 0;
static const int RPV_ZEBRA = 1;
static const int RPV_EMERALD = 2;
static const int RPV_PALACE = 3;
static const int RPV_CYCLE = 4;
#endif
// x mod 5 = pattern type
// x mod (powers of 2) = pattern type specific
// (x/5) mod 15 = picture for drawing floors
// x mod 7 = chance of pattern-specific pic
// whole = randomization
EX bool randpattern(cell *c, int rval) {
int i, sw=0;
switch(rval%5) {
case 0:
if(rval&1) {
return hrandpos() < rval;
}
else {
int cd = getCdata(c, 0);
return !((cd/(((rval/2)&15)+1))&1);
}
case 1:
i = zebra40(c);
if(i&1) { if(rval&4) sw^=1; i &= ~1; }
if(i&2) { if(rval&8) sw^=1; i &= ~2; }
i >>= 2;
i--; i /= 3;
if(rval & (16<<i)) sw^=1;
return sw;
case 2:
i = emeraldval(c);
if(i&1) { if(rval&4) sw^=1; i &= ~1; }
if(i&2) { if(rval&8) sw^=1; i &= ~2; }
i >>= 2; i--;
if(rval & (16<<i)) sw^=1;
return sw;
case 3:
if(polara50(c)) { if(rval&4) sw^=1; }
if(polarb50(c)) { if(rval&8) sw^=1; }
i = fiftyval049(c); i += 6; i /= 7;
if(rval & (16<<i)) sw^=1;
return sw;
case 4:
i = (rval&3);
if(i == 1 && (celldist(c)&1)) sw ^= 1;
if(i == 2 && (celldist(c)&2)) sw ^= 1;
if(i == 3 && ((celldist(c)/3)&1)) sw ^= 1;
if(rval & (4<<towerval(c, celldist))) sw ^= 1;
return sw;
}
return 0;
}
EX string describeRPM(eLand l) {
int rval = randompattern[l];
switch(rval%5) {
case 0:
if(rval&1)
return "R:"+its(rval/(HRANDMAX/100))+"%";
else
return "Landscape/"+its(((rval/2)&15)+1);
case 1:
return "Z/"+its((rval>>2)&3)+"/"+its((rval>>4)&15);
case 2:
return "E/"+its((rval>>2)&3)+"/"+its((rval>>4)&2047);
case 3:
return "P/"+its((rval>>2)&3)+"/"+its((rval>>4)&255);
case 4:
return "C/"+its(rval&3)+"/"+its((rval>>2)&65535);
}
return "?";
}
EX int randpatternCode(cell *c, int rval) {
switch(rval % RPV_MODULO) {
case 1:
return zebra40(c);
case 2:
return emeraldval(c);
case 3:
return fiftyval049(c) + (polara50(c)?50:0) + (polarb50(c)?1000:0);
case 4:
return towerval(c, celldist) * 6 + celldist(c) % 6;
}
return 0;
}
#if HDR
#define RANDITER 31
#endif
char rpm_memoize[3][256][RANDITER+1];
EX void clearMemoRPM() {
for(int a=0; a<3; a++) for(int b=0; b<256; b++) for(int i=0; i<RANDITER+1; i++)
rpm_memoize[a][b][i] = 2;
}
EX bool randpatternMajority(cell *c, int ival, int iterations) {
int rval = 0;
if(ival == 0) rval = randompattern[laCaves];
if(ival == 1) rval = randompattern[laLivefjord];
if(ival == 2) rval = randompattern[laEmerald];
if(rval%RPV_MODULO == RPV_RAND) return randpattern(c, rval);
int code = randpatternCode(c, rval);
char& memo(rpm_memoize[ival][code][iterations]);
if(memo < 2) return memo;
int z = 0;
if(iterations) for(int i=0; i<c->type; i++) {
if(randpatternMajority(createMov(c,i), ival, iterations-1))
z++;
else
z--;
}
if(z!=0) memo = (z>0);
else memo = randpattern(c, rval);
// printf("%p] rval = %X code = %d iterations = %d result = %d\n", c, rval, code, iterations, memo);
return memo;
}
#define RVAL_MASK 0x10000000
#define DATA_MASK 0x20000000
cdata orig_cdata;
EX bool geometry_supports_cdata() {
if(hybri) return PIU(geometry_supports_cdata());
return among(geometry, gEuclid, gEuclidSquare, gNormal, gOctagon, g45, g46, g47, gBinaryTiling) || (arcm::in() && !sphere);
}
void affect(cdata& d, short rv, signed char signum) {
if(rv&1) d.val[0]+=signum; else d.val[0]-=signum;
if(rv&2) d.val[1]+=signum; else d.val[1]-=signum;
if(rv&4) d.val[2]+=signum; else d.val[2]-=signum;
if(rv&8) d.val[3]+=signum; else d.val[3]-=signum;
int id = (rv>>4) & 63;
if(id < 32)
d.bits ^= (1 << id);
}
void setHeptagonRval(heptagon *h) {
if(!(h->rval0 || h->rval1)) {
h->rval0 = hrand(0x10000);
h->rval1 = hrand(0x10000);
}
}
EX bool dmeq(int a, int b) { return (a&3) == (b&3); }
/* kept for compatibility: Racing etc. */
cdata *getHeptagonCdata_legacy(heptagon *h) {
if(h->cdata) return h->cdata;
if(sphere || quotient) h = currentmap->gamestart()->master;
if(h == currentmap->getOrigin()) {
h->cdata = new cdata(orig_cdata);
for(int& v: h->cdata->val) v = 0;
h->cdata->bits = reptilecheat ? (1 << 21) - 1 : 0;
if(yendor::on && specialland == laVariant) h->cdata->bits |= (1 << 8) | (1 << 9) | (1 << 12);
return h->cdata;
}
cdata mydata = *getHeptagonCdata_legacy(h->move(0));
for(int di=3; di<5; di++) {
heptspin hs(h, di, false);
int signum = +1;
while(true) {
heptspin hstab[15];
hstab[7] = hs;
for(int i=8; i<12; i++) {
hstab[i] = hstab[i-1];
hstab[i] += ((i&1) ? 4 : 3);
hstab[i] += wstep;
hstab[i] += ((i&1) ? 3 : 4);
}
for(int i=6; i>=3; i--) {
hstab[i] = hstab[i+1];
hstab[i] += ((i&1) ? 3 : 4);
hstab[i] += wstep;
hstab[i] += ((i&1) ? 4 : 3);
}
if(hstab[3].at->distance < hstab[7].at->distance) {
hs = hstab[3]; continue;
}
if(hstab[11].at->distance < hstab[7].at->distance) {
hs = hstab[11]; continue;
}
int jj = 7;
for(int k=3; k<12; k++) if(hstab[k].at->distance < hstab[jj].at->distance) jj = k;
int ties = 0, tiespos = 0;
for(int k=3; k<12; k++) if(hstab[k].at->distance == hstab[jj].at->distance)
ties++, tiespos += (k-jj);
// printf("ties=%d tiespos=%d jj=%d\n", ties, tiespos, jj);
if(ties == 2) jj += tiespos/2;
if(jj&1) signum = -1;
hs = hstab[jj];
break;
}
hs = hs + 3 + wstep;
setHeptagonRval(hs.at);
affect(mydata, hs.spin ? hs.at->rval0 : hs.at->rval1, signum);
}
return h->cdata = new cdata(mydata);
}
cdata *getHeptagonCdata(heptagon *h) {
if(hybri) return PIU ( getHeptagonCdata(h) );
if(geometry == gNormal && BITRUNCATED) return getHeptagonCdata_legacy(h);
if(h->cdata) return h->cdata;
if(sphere || quotient) h = currentmap->gamestart()->master;
bool starting = h->s == hsOrigin;
#if CAP_BT
if(bt::in()) {
if(bt::mapside(h) == 0) starting = true;
for(int i=0; i<h->type; i++) if(bt::mapside(h->cmove(i)) == 0) starting = true;
}
#endif
if(starting) {
h->cdata = new cdata(orig_cdata);
for(int& v: h->cdata->val) v = 0;
h->cdata->bits = reptilecheat ? (1 << 21) - 1 : 0;
if(yendor::on && specialland == laVariant) h->cdata->bits |= (1 << 8) | (1 << 9) | (1 << 12);
return h->cdata;
}
int dir = bt::in() ? 5 : 0;
cdata mydata = *getHeptagonCdata(h->cmove(dir));
if(S3 >= OINF) {
setHeptagonRval(h);
affect(mydata, h->rval0, 1);
}
else if(S3 == 4) {
heptspin hs(h, 0);
while(dmeq((hs+1).cpeek()->dm4, (hs.at->dm4 - 1))) hs = hs + 1 + wstep + 1;
while(dmeq((hs-1).cpeek()->dm4, (hs.at->dm4 - 1))) hs = hs - 1 + wstep - 1;
setHeptagonRval(hs.at);
affect(mydata, hs.at->rval0, 1);
}
else for(int di: {0,1}) {
heptspin hs(h, dir, false);
hs -= di;
while(true) {
heptspin hs2 = hs + wstep + 1 + wstep - 1;
if(dmeq(hs2.at->dm4, hs.at->dm4 + 1)) break;
hs = hs2;
}
while(true) {
heptspin hs2 = hs + 1 + wstep - 1 + wstep;
if(dmeq(hs2.at->dm4, hs.at->dm4 + 1)) break;
hs = hs2;
}
setHeptagonRval(hs.at);
affect(mydata, hs.spin == dir ? hs.at->rval0 : hs.at->rval1, 1);
}
return h->cdata = new cdata(mydata);
}
cdata *getEuclidCdata(gp::loc h) {
int x = h.first, y = h.second;
#if CAP_ARCM
auto& data = arcm::in() ? arcm::get_cdata() : euc::get_cdata();
#else
auto& data = euc::get_cdata();
#endif
// hrmap_euclidean* euc = dynamic_cast<hrmap_euclidean*> (currentmap);
if(data.count(h)) return &(data[h]);
if(x == 0 && y == 0) {
cdata xx;
for(int i=0; i<4; i++) xx.val[i] = 0;
xx.bits = 0;
return &(data[h] = xx);
}
int ord = 1, bid = 0;
while(!((x|y)&ord)) ord <<= 1, bid++;
for(int k=0; k<3; k++) {
int x1 = x + (k<2 ? ord : 0);
int y1 = y - (k>0 ? ord : 0);
if((x1&ord) || (y1&ord)) continue;
int x2 = x - (k<2 ? ord : 0);
int y2 = y + (k>0 ? ord : 0);
cdata *d1 = getEuclidCdata({x1,y1});
cdata *d2 = getEuclidCdata({x2,y2});
cdata xx;
double disp = pow(2, bid/2.) * 6;
for(int i=0; i<4; i++) {
double dv = (d1->val[i] + d2->val[i])/2 + (hrand(1000) - hrand(1000))/1000. * disp;
xx.val[i] = floor(dv);
if(hrand(1000) / 1000. < dv - floor(dv)) xx.val[i]++;
}
xx.bits = 0;
for(int b=0; b<32; b++) {
bool gbit = ((hrand(2)?d1:d2)->bits >> b) & 1;
int flipchance = (1<<bid);
if(flipchance > 512) flipchance = 512;
if(hrand(1024) < flipchance) gbit = !gbit;
if(gbit) xx.bits |= (1<<b);
}
return &(data[h] = xx);
}
// impossible!
return NULL;
}
int ld_to_int(ld x) {
return int(x + 1000000.5) - 1000000;
}
#if CAP_ARCM
EX gp::loc pseudocoords(cell *c) {
transmatrix T = arcm::archimedean_gmatrix[c->master].second;
return {ld_to_int(T[0][LDIM]), ld_to_int((spin(60*degree) * T)[0][LDIM])};
}
EX cdata *arcmCdata(cell *c) {
auto &agm = arcm::archimedean_gmatrix;
if(!agm.count(c->master) || !agm[c->master].first) {
forCellEx(c1, c) if(agm.count(c->master) && agm[c->master].first) return arcmCdata(c1);
static cdata dummy;
return &dummy;
}
heptagon *h2 = agm[c->master].first;
dynamicval<eGeometry> g(geometry, gNormal);
dynamicval<hrmap*> cm(currentmap, arcm::current_altmap);
return getHeptagonCdata(h2);
}
#endif
EX int getCdata(cell *c, int j) {
if(fake::in()) return FPIU(getCdata(c, j));
if(experimental) return 0;
if(hybri) { c = hybrid::get_where(c).first; return PIU(getBits(c)); }
else if(INVERSE) {
cell *c1 = gp::get_mapped(c);
return UIU(getCdata(c1, j));
}