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gp:: GP(x,0) now works with elliptic

This commit is contained in:
Zeno Rogue 2018-04-11 15:55:43 +02:00
parent 1f6ee5a408
commit 80f27a4e7e
1 changed files with 53 additions and 34 deletions
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87
goldberg.cpp
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@ -21,9 +21,8 @@ namespace gp {
}
struct goldberg_mapping_t {
cell *c;
cellwalker cw;
char rdir;
int rspin;
};
loc eudir(int d) {
@ -92,10 +91,14 @@ namespace gp {
return (v.first - v.second + MODFIXER)%3;
}
// mapping of the local equilateral triangle
// goldberg_map[y][x].cw is the cellwalker in this triangle at position (x,y)
// facing local direction 0
goldberg_mapping_t goldberg_map[32][32];
void clear_mapping() {
for(int y=0; y<32; y++) for(int x=0; x<32; x++) {
goldberg_map[y][x].c = NULL;
goldberg_map[y][x].cw.c = NULL;
goldberg_map[y][x].rdir = -1;
}
}
@ -112,6 +115,14 @@ namespace gp {
return bufs[bufid];
}
const char *dcw(cellwalker cw) {
static char bufs[16][32];
static int bufid;
bufid++; bufid %= 16;
snprintf(bufs[bufid], 32, "[%p/%d:%d:%d]", cw.c, cw.c?cw.c->type:-1, cw.spin, cw.mirrored);
return bufs[bufid];
}
int spawn;
#define WHD(x) // x
@ -119,37 +130,38 @@ namespace gp {
void conn1(loc at, int dir, int dir1) {
auto& wc = get_mapping(at);
auto& wc1 = get_mapping(at + eudir(dir));
int cdir = fixdir(dir + wc.rspin, wc.c);
WHD( printf(" connection %s/%d %p/%d ", disp(at), dir, wc.c, cdir); )
if(!wc1.c) {
wc1.c = wc.c->mov[cdir];
if(wc1.c) {
int cdir = (wc.cw + dir).spin;
WHD( printf(" connection %s/%d %s ", disp(at), dir, dcw(wc.cw+dir)); )
if(!wc1.cw.c) {
wc1.cw.c = wc.cw.c->mov[cdir];
if(wc1.cw.c) {
// wc1.c/wc.c->spin(cdir) == dir1
wc1.rspin = fixdir(wc.c->spin(cdir) - dir1, wc1.c);
wc1.cw = (wc.cw + dir + wstep - dir1);
WHD( printf("(pulled) "); )
}
if(!wc1.c) {
wc1.c = newCell(6, wc.c->master);
if(!wc1.cw.c) {
wc1.cw.c = newCell(6, wc.cw.c->master);
spawn++;
// 0 for wc1.c should be dir1
wc1.rspin = fix6(-dir1);
wc1.cw.mirrored = wc.cw.mirrored;
wc1.cw.spin = fix6(wc.cw.mirrored ? dir1 : -dir1);
WHD( printf("(created) "); )
}
}
int cdir1 = fixdir(dir1 + wc1.rspin, wc1.c);
WHD( printf("(%p/%d) ", wc1.c, cdir1); )
if(wc.c->mov[cdir] && wc.c->mov[cdir] != wc1.c) {
WHD( printf("FAIL: %p\n", wc.c->mov[cdir]); exit(1); )
int cdir1 = (wc1.cw + dir1).spin;
WHD( printf("%s ", dcw(wc1.cw+dir1)); )
if(wc.cw.c->mov[cdir] && wc.cw.c->mov[cdir] != wc1.cw.c) {
WHD( printf("FAIL: %p\n", wc.cw.c->mov[cdir]); exit(1); )
}
if(wc.c->mov[cdir]) {
if(wc.c->spin(cdir) != cdir1) {
printf("warning: wrong spin\n");
if(wc.cw.c->mov[cdir]) {
if(wc.cw.c->spin(cdir) != cdir1) {
printf("warning: wrong spin: %d vs %d\n", wc.cw.c->spin(cdir), cdir1);
exit(1);
}
}
WHD( else printf("ok\n"); )
wc.c->mov[cdir] = wc1.c;
tsetspin(wc.c->spintable, cdir, cdir1);
WHD(printf("ok\n"); )
wc.cw.c->mov[cdir] = wc1.cw.c;
tsetspin(wc.cw.c->spintable, cdir, cdir1 + (wc.cw.mirrored != wc1.cw.mirrored ? 8 : 0));
}
void conn(loc at, int dir) {
@ -161,6 +173,7 @@ namespace gp {
WHD( printf("EXTEND %p %d\n", c, d); )
if(c->master->c7 != c) {
while(c->master->c7 != c) {
WHD( printf("%p direction 0 corresponds to %p direction %d\n", c, c->mov[0], c->spin(0)); )
d = c->spin(0);
c = c->mov[0];
}
@ -187,21 +200,20 @@ namespace gp {
{
auto h = c->master;
auto& ac0 = get_mapping(vc[0]);
ac0.c = h->c7;
ac0.rspin = d;
ac0.cw = cellwalker(h->c7, d);
WHD( printf("%s : %s\n", disp(vc[0]), dcw(ac0.cw)); )
auto& ac1 = get_mapping(vc[1]);
ac1.c = createStep(h, d)->c7;
WHD( printf("%s : %p\n", disp(vc[1]), ac1.c); )
// 3 ~ h->spin(d)
ac1.rspin = h->spin(d) - 3;
auto& ac1 = get_mapping(vc[1]);
ac1.cw = cellwalker(createStep(h, d)->c7, fix7(h->spin(d) - (h->mirror(d) ? -3 : 3)), h->mirror(d));
WHD( printf("%s : %s\n", disp(vc[1]), dcw(ac1.cw)); )
auto& ac2 = get_mapping(vc[2]);
ac2.c = createStep(h, (d+1)%S7)->c7;
WHD( printf("%s : %p\n", disp(vc[2]), ac2.c); )
int d1 = (d+1)%S7;
ac2.cw = cellwalker(createStep(h, d1)->c7, fix7(h->spin(d1) - (h->mirror(d1) ? -4 : 4)), h->mirror(d1));
WHD( printf("%s : %s\n", disp(vc[2]), dcw(ac2.cw)); )
// 4 ~ h->spin(d+1)
ac2.rspin = h->spin((d+1)%S7) - 4;
}
// then we set the edges of our big equilateral triangle (in a symmetric way)
@ -212,7 +224,7 @@ namespace gp {
loc rel = param;
auto build = [&] (loc& at, int dx, bool forward) {
int dx1 = dx + 2*i;
WHD( printf("%s %d\n", disp(at), dx1); )
WHD( printf("%s %d .. %s %d\n", disp(at), dx1, disp(at + eudir(dx1)), fix6(dx1+3)); )
conn(at, dx1);
if(forward) get_mapping(at).rdir = fix6(dx1);
else get_mapping(at+eudir(dx1)).rdir = fix6(dx1+3);
@ -264,7 +276,7 @@ namespace gp {
case 1: {
auto at2 = at + eudir(dx+1);
auto& wc2 = get_mapping(at2);
if(wc2.c) { at = at1; continue; }
if(wc2.cw.c) { at = at1; continue; }
wc.rdir = (dx+1) % 6;
conn(at, (dx+1) % 6);
conn(at1, (dx+2) % 6);
@ -408,6 +420,13 @@ namespace gp {
if(x < y) swap(x, y);
if(x > 8) x = 8;
if(y > 8) y = 8;
if(y && elliptic) {
if(x==y)
addMessage("GP(x,x) not implemented yet for elliptic geometry");
else
addMessage("This does not work in elliptic geometry");
y = 0;
}
config_x = x; config_y = y;
param = loc(x, y);
auto g = screens;