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ggmatrix and relativematrixc working in low-range sl2

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Zeno Rogue
2024-07-15 09:01:15 +02:00
parent 0f8e95d481
commit cdcd2aee21
2 changed files with 29 additions and 1 deletions
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4
geometry2.cpp
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@@ -205,6 +205,10 @@ EX shiftmatrix &ggmatrix(cell *c) {
if(t[LDIM][LDIM] == 0) {
t.T = actual_view_transform * View * calc_relative_matrix(c, centerover, C0);
t.shift = 0;
if(sl2) {
ld d = twist::get_phase_difference(c, centerover);
t.shift = floor(d / TAU + .5) * TAU;
}
}
return t;
}

26
nonisotropic.cpp
View File

@@ -2429,6 +2429,22 @@ EX namespace twist {
std::map<int, transmatrix> saved_matrices;
/** let relative_matrixc work in short distances at least */
std::map<cell*, shiftmatrix> recorded_matrices;
void find_cell_connection(cell *c, int d) override {
hybrid::find_cell_connection(c, d);
cell *c1 = c->move(d);
if(!recorded_matrices.count(c1)) {
recorded_matrices[c1] = recorded_matrices[c] * adj(c, d);
optimize_shift(recorded_matrices[c1]);
}
}
hrmap_twisted() : hybrid::hrmap_hybrid() {
recorded_matrices[gamestart()] = shiftless(Id);
}
transmatrix adj(cell *c1, int i) override {
if(i == c1->type-2) return uzpush(-cgi.plevel) * spin(-2*cgi.plevel);
if(i == c1->type-1) return uzpush(+cgi.plevel) * spin(+2*cgi.plevel);
@@ -2454,7 +2470,11 @@ EX namespace twist {
if(gmatrix0.count(c2) && gmatrix0.count(c1))
return inverse_shift(gmatrix0[c1], gmatrix0[c2]);
for(int i=0; i<c1->type; i++) if(c1->move(i) == c2) return adj(c1, i);
return Id; // not implemented yet
return inverse_shift(recorded_matrices[c2], recorded_matrices[c1]);
}
ld get_phase_difference(cell *c2, cell *c1) {
return recorded_matrices.at(c2).shift - recorded_matrices.at(c1).shift;
}
transmatrix ray_iadj(cell *c1, int i) override {
@@ -2494,6 +2514,10 @@ EX namespace twist {
}
}
EX ld get_phase_difference(cell *c2, cell *c1) {
auto hmap = dynamic_cast<hrmap_twisted*> (currentmap);
return hmap->get_phase_difference(c2, c1);
}
/** reinterpret the given point of rotspace as a rotation matrix in the underlying geometry (note: this is the inverse)
* note: you should already be in underlying geometry */