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gp:: distance calculation

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This commit is contained in:
Zeno Rogue 2018-07-10 18:03:41 +02:00
parent aaf0a949c3
commit f94c85a4fa
3 changed files with 68 additions and 2 deletions
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38
goldberg.cpp
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@ -791,7 +791,7 @@ namespace hr { namespace gp {
sp++;
goto again;
}
if(sp>3) sp -= 6;
if(sp>SG3) sp -= SG6;
li.last_dir = fix7(li.last_dir - sp);
}
@ -814,8 +814,35 @@ namespace hr { namespace gp {
if(c0-cc == d0-dmain && c1-cc == d1-dmain)
found = true, centerloc = c;
}
if(!found && !quotient)
if(!found && !quotient) {
Xprintf("Warning: centerloc not found: %d,%d,%d\n", dmain, d0, d1);
}
center_locs[rel] = centerloc;
}
return dmain + length(centerloc-at) - length(centerloc);
}
int solve_quad(int dmain, int d0, int d1, int dx, loc at) {
loc centerloc(0, 0);
auto rel = make_pair(d0-dmain, (d1-dmain) + 1000 * (dx-dmain) + 1000000);
if(center_locs.count(rel))
centerloc = center_locs[rel];
else {
bool found = false;
for(int y=-20; y<=20; y++)
for(int x=-20; x<=20; x++) {
loc c(x, y);
int cc = length(c);
int c0 = length(c - param);
int c1 = length(c - param*loc(0,1));
int c2 = length(c - param*loc(1,1));
if(c0-cc == d0-dmain && c1-cc == d1-dmain && c2-cc == dx-dmain)
found = true, centerloc = c;
}
if(!found && !quotient) {
Xprintf("Warning: centerloc not found: %d,%d,%d,%d\n", dmain, d0, d1, dx);
}
center_locs[rel] = centerloc;
}
@ -847,6 +874,13 @@ namespace hr { namespace gp {
auto d0 = master_function(createStep(cm->master, i)->c7);
auto d1 = master_function(createStep(cm->master, fixdir(i+1, cm))->c7);
if(S3 == 4) {
heptspin hs(cm->master, i);
hs += wstep; hs+=-1; hs += wstep;
auto d2 = master_function(hs.h->c7);
return solve_quad(dmain, d0, d1, d2, at);
}
return solve_triangle(dmain, d0, d1, at);
}

26
heptagon.cpp
View File

@ -122,6 +122,29 @@ heptagon *buildHeptagon(heptagon *parent, int d, hstate s, int pard = 0, int fix
);
}
else if(parent->s == hsOrigin) h->distance = parent->distance + gp::dist_2();
else if(S3 == 4 && gp::on && h->spin(0) == S7-2 && h->move[0]->spin(0) >= S7-2 && h->move[0]->move[0]->s != hsOrigin) {
heptspin hs(h, 0);
hs += wstep;
int d1 = hs.h->distance;
hs += 1; hs += wstep;
int dm = hs.h->distance;
hs += -1; hs += wstep;
int d0 = hs.h->distance;
h->distance = gp::solve_triangle(dm, d0, d1, gp::operator* (gp::param, gp::loc(-1,1)));
}
else if(S3 == 4 && gp::on && h->spin(0) == S7-1 && among(h->move[0]->spin(0), S7-2, S7-3) && h->move[0]->move[0]->s != hsOrigin) {
heptspin hs(h, 0);
hs += wstep;
int d0 = hs.h->distance;
hs += 1; hs += wstep;
int dm = hs.h->distance;
hs += 1; hs += wstep;
int d1 = hs.h->distance;
h->distance = gp::solve_triangle(dm, d0, d1, gp::operator* (gp::param, gp::loc(1,1)));
}
else if(S3 == 4 && gp::on && h->spin(0) >= 2 && h->spin(0) <= S7-2) {
h->distance = parent->distance + gp::dist_2();
}
else if(h->spin(0) == S7-2) {
if(!gp::on)
h->distance = parent->distance + gp::dist_1();
@ -143,6 +166,9 @@ heptagon *buildHeptagon(heptagon *parent, int d, hstate s, int pard = 0, int fix
h->distance = gp::solve_triangle(dm, d0, d1, gp::operator* (gp::param, gp::loc(1,1)));
}
}
else if(h->spin(0) == S7-1 && S3 == 4 && gp::on) {
h->distance = parent->distance + gp::dist_1();
}
else h->distance = parent->distance + gp::dist_2();
}
else {

6
hyper.h
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@ -3653,4 +3653,10 @@ extern hpcshape shDisk, shTriangle, shHeptaMarker, shSnowball, shDiskT, shDiskS,
extern std::mt19937 hrngen;
heptspin& operator += (heptspin& hs, int spin);
heptspin operator + (const heptspin& hs, wstep_t);
heptspin operator + (heptspin h, int spin);
heptspin operator - (heptspin h, int spin);
heptspin& operator += (heptspin& h, wstep_t);
}