201 lines
6.6 KiB
C++
201 lines
6.6 KiB
C++
// Hyperbolic Rogue -- spherical spaces
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// Copyright (C) 2011-2018 Zeno Rogue, see 'hyper.cpp' for details
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/** \file sphere.cpp
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* \brief spherical spaces
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*/
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#include "hyper.h"
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namespace hr {
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// --- spherical geometry ---
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EX int spherecells() {
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if(S7 == 5) return (elliptic?6:12);
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if(S7 == 4) return (elliptic?3:6);
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if(S7 == 3 && S3 == 4) return (elliptic?4:8);
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if(S7 == 3) return 4;
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if(S7 == 2) return (elliptic?1:2);
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if(S7 == 1) return 1;
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return 12;
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}
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EX vector<int> siblings;
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struct hrmap_spherical : hrmap_standard {
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heptagon *dodecahedron[12];
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hrmap_spherical() {
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for(int i=0; i<spherecells(); i++) {
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heptagon& h = *(dodecahedron[i] = tailored_alloc<heptagon> (S7));
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h.s = hsOrigin;
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h.emeraldval = i;
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h.zebraval = i;
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h.fiftyval = i;
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h.rval0 = h.rval1 = 0;
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h.alt = NULL;
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h.cdata = NULL;
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h.c.fullclear();
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h.fieldval = i;
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if(!IRREGULAR) h.c7 = newCell(S7, &h);
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}
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if(S7 == 5)
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siblings = {1, 0, 10, 4, 3, 8, 9, 11, 5, 6, 2, 7};
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else
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siblings = {1, 0, 3, 2, 5, 4};
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if(S7 == 3 && S3 == 4) {
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for(int i=0; i<8; i++) {
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dodecahedron[i]->move(0) = dodecahedron[i^1];
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dodecahedron[i]->c.setspin(0, 0, false);
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dodecahedron[i]->move(1) = dodecahedron[i^2];
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dodecahedron[i]->c.setspin(1, 1, false);
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dodecahedron[i]->move(2) = dodecahedron[i^4];
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dodecahedron[i]->c.setspin(2, 2, false);
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}
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for(int i=0; i<8; i++) {
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int s = (i&1)+((i&2)>>1)+((i&4)>>2);
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if((s&1) == 1) {
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swap(dodecahedron[i]->move(1), dodecahedron[i]->move(2));
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int a = dodecahedron[i]->c.spin(1);
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int b = dodecahedron[i]->c.spin(2);
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dodecahedron[i]->c.setspin(1, b, false);
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dodecahedron[i]->c.setspin(2, a, false);
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dodecahedron[i]->move(1)->c.setspin(b, 1, false);
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dodecahedron[i]->move(2)->c.setspin(a, 2, false);
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}
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}
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for(int i=0; i<8; i++)
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for(int j=0; j<3; j++)
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if(dodecahedron[i]->move(j)->move(dodecahedron[i]->c.spin(j)) != dodecahedron[i])
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println(hlog, "8");
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}
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else if(S7 == 4 && elliptic) {
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for(int i=0; i<3; i++) {
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int i1 = (i+1)%3;
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int i2 = (i+2)%3;
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dodecahedron[i]->move(0) = dodecahedron[i1];
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dodecahedron[i]->c.setspin(0, 1, false);
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dodecahedron[i]->move(1) = dodecahedron[i2];
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dodecahedron[i]->c.setspin(1, 0, false);
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dodecahedron[i]->move(2) = dodecahedron[i1];
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dodecahedron[i]->c.setspin(2, 3, true);
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dodecahedron[i]->move(3) = dodecahedron[i2];
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dodecahedron[i]->c.setspin(3, 2, true);
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}
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}
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else for(int i=0; i<S7; i++) {
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dodecahedron[0]->move(i) = dodecahedron[i+1];
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dodecahedron[0]->c.setspin(i, 0, false);
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dodecahedron[i+1]->move(0) = dodecahedron[0];
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dodecahedron[i+1]->c.setspin(0, i, false);
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dodecahedron[i+1]->move(1) = dodecahedron[(i+S7-1)%S7+1];
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dodecahedron[i+1]->c.setspin(1, S7-1, false);
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dodecahedron[i+1]->move(S7-1) = dodecahedron[(i+1)%S7+1];
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dodecahedron[i+1]->c.setspin(S7-1, 1, false);
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if(S7 == 5 && elliptic) {
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dodecahedron[i+1]->move(2) = dodecahedron[(i+2)%S7+1];
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dodecahedron[i+1]->c.setspin(2, 3, true);
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dodecahedron[i+1]->move(3) = dodecahedron[(i+3)%S7+1];
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dodecahedron[i+1]->c.setspin(3, 2, true);
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}
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else if(S7 == 5) {
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dodecahedron[6]->move(i) = dodecahedron[7+i];
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dodecahedron[6]->c.setspin(i, 0, false);
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dodecahedron[7+i]->move(0) = dodecahedron[6];
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dodecahedron[7+i]->c.setspin(0, i, false);
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dodecahedron[i+7]->move(1) = dodecahedron[(i+4)%5+7];
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dodecahedron[i+7]->c.setspin(1, 4, false);
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dodecahedron[i+7]->move(4) = dodecahedron[(i+1)%5+7];
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dodecahedron[i+7]->c.setspin(4, 1, false);
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dodecahedron[i+1]->move(2) = dodecahedron[7+(10-i)%5];
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dodecahedron[i+1]->c.setspin(2, 2, false);
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dodecahedron[7+(10-i)%5]->move(2) = dodecahedron[1+i];
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dodecahedron[7+(10-i)%5]->c.setspin(2, 2, false);
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dodecahedron[i+1]->move(3) = dodecahedron[7+(9-i)%5];
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dodecahedron[i+1]->c.setspin(3, 3, false);
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dodecahedron[7+(9-i)%5]->move(3) = dodecahedron[i+1];
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dodecahedron[7+(9-i)%5]->c.setspin(3, 3, false);
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}
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if(S7 == 4) {
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dodecahedron[5]->move(3-i) = dodecahedron[i+1];
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dodecahedron[5]->c.setspin(3-i, 2, false);
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dodecahedron[i+1]->move(2) = dodecahedron[5];
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dodecahedron[i+1]->c.setspin(2, 3-i, false);
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}
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}
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#if CAP_IRR
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if(IRREGULAR) {
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irr::link_start(dodecahedron[0]);
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for(int i=0; i<spherecells(); i++)
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for(int j=0; j<S7; j++)
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irr::may_link_next(dodecahedron[i], j);
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}
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#endif
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}
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heptagon *getOrigin() { return dodecahedron[0]; }
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~hrmap_spherical() {
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for(int i=0; i<spherecells(); i++) clearHexes(dodecahedron[i]);
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for(int i=0; i<spherecells(); i++) tailored_delete(dodecahedron[i]);
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}
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void verify() {
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for(int i=0; i<spherecells(); i++) for(int k=0; k<S7; k++) {
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heptspin hs(dodecahedron[i], k, false);
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heptspin hs2 = hs + wstep + (S7-1) + wstep + (S7-1) + wstep + (S7-1);
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if(S3 == 4) hs2 = hs2 + wstep + (S7-1);
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if(hs2.at != hs.at) printf("error %d,%d\n", i, k);
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}
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for(int i=0; i<spherecells(); i++) verifycells(dodecahedron[i]);
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}
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transmatrix relative_matrix(cell *c2, cell *c1, const hyperpoint& hint) {
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if(!gmatrix0.count(c2) || !gmatrix0.count(c1)) {
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printf("building gmatrix0 (size=%d)\n", isize(gmatrix0));
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#if CAP_GP
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auto bak = gp::draw_li;
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#endif
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swap(gmatrix, gmatrix0);
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just_gmatrix = true;
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dynamicval<cell*> cco(centerover, gamestart());
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draw();
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just_gmatrix = false;
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swap(gmatrix, gmatrix0);
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#if CAP_GP
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gp::draw_li = bak;
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#endif
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}
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if(gmatrix0.count(c2) && gmatrix0.count(c1)) {
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transmatrix T = inverse_shift(gmatrix0[c1], gmatrix0[c2]);
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if(elliptic && T[LDIM][LDIM] < 0)
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T = centralsym * T;
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return T;
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}
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else {
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printf("error: gmatrix0 not known\n");
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return Id;
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}
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}
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};
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EX heptagon *getDodecahedron(int i) {
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if(fake::in()) return FPIU(getDodecahedron(i));
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hrmap_spherical *s = dynamic_cast<hrmap_spherical*> (currentmap);
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if(!s) return NULL;
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return s->dodecahedron[i];
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}
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EX hrmap* new_spherical_map() { return new hrmap_spherical; }
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}
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