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Code Issues Releases Wiki Activity

horo_distance used in virtualRebase

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This commit is contained in:
Zeno Rogue 2019-04-30 03:35:23 +02:00
parent 8ac431a7f1
commit d4ce6c36aa
2 changed files with 36 additions and 28 deletions
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38
geometry2.cpp
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@ -210,6 +210,34 @@ transmatrix calc_relative_matrix_help(cell *c, heptagon *h1) {
return gm * where;
}
struct horo_distance {
ld a, b;
horo_distance(hyperpoint h1) {
if(binarytiling) {
b = intval(h1, C0);
a = abs(binary::horo_level(h1));
}
else
a = 0, b = intval(h1, C0);
}
horo_distance(hyperpoint h1, const transmatrix& T) {
if(binarytiling) {
hyperpoint ih1 = inverse(T) * h1;
b = intval(ih1, C0);
a = abs(binary::horo_level(ih1));
}
else
a = 0, b = intval(h1, tC0(T));
}
bool operator < (const horo_distance z) {
if(binarytiling) {
if(a < z.a-1e-6) return true;
if(a > z.a+1e-6) return false;
}
return b < z.b - 1e-4;
}
};
template<class T, class U>
void virtualRebase(cell*& base, T& at, bool tohex, const U& check) {
if((euclid || sphere) && DIM == 2) {
@ -241,7 +269,7 @@ void virtualRebase(cell*& base, T& at, bool tohex, const U& check) {
while(true) {
double currz = hdist0(check(at));
horo_distance currz(check(at));
heptagon *h = base->master;
@ -253,7 +281,7 @@ void virtualRebase(cell*& base, T& at, bool tohex, const U& check) {
heptspin hs(h, d, false);
heptspin hs2 = hs + wstep;
transmatrix V2 = spin(-hs2.spin*2*M_PI/S7) * invheptmove[d];
double newz = hdist0(check(V2 * at));
horo_distance newz(check(V2 * at));
if(newz < currz) {
currz = newz;
bestV = V2;
@ -269,7 +297,7 @@ void virtualRebase(cell*& base, T& at, bool tohex, const U& check) {
if(tohex && BITRUNCATED) for(int d=0; d<S7; d++) {
cell *c = createMov(base, d);
transmatrix V2 = spin(-base->c.spin(d)*2*M_PI/S6) * invhexmove[d];
double newz = hdist0(check(V2 *at));
horo_distance newz(check(V2 * at));
if(newz < currz) {
currz = newz;
bestV = V2;
@ -286,8 +314,8 @@ void virtualRebase(cell*& base, T& at, bool tohex, const U& check) {
newbase = NULL;
forCellCM(c2, base) {
transmatrix V2 = calc_relative_matrix(base, c2, C0);
double newz = hdist0(check(V2 * at));
if(newz < currz - 1e-4) {
horo_distance newz(check(V2 * at));
if(newz < currz) {
currz = newz;
bestV = V2;
newbase = c2;

24
shmup.cpp
View File

@ -974,33 +974,13 @@ typedef multimap<cell*, monster*>::iterator mit;
vector<monster*> active, nonvirtual, additional;
struct horo_distance {
ld a, b;
horo_distance(hyperpoint h1, cell *c) {
if(binarytiling) {
hyperpoint ih1 = inverse(ggmatrix(c)) * h1;
b = intval(ih1, C0);
a = abs(binary::horo_level(ih1));
}
else
a = 0, b = intval(h1, tC0(ggmatrix(c)));
}
bool operator < (const horo_distance z) {
if(binarytiling) {
if(a < z.a-1e-6) return true;
if(a > z.a+1e-6) return false;
}
return b < z.b;
}
};
cell *findbaseAround(hyperpoint p, cell *around) {
cell *best = around;
horo_distance d0(p, around);
horo_distance d0(p, ggmatrix(around));
for(int i=0; i<around->type; i++) {
cell *c2 = around->move(i);
if(c2) {
horo_distance d1(p, c2);
horo_distance d1(p, ggmatrix(c2));
if(d1 < d0) { best = c2; d0 = d1; }
}
}