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new nil structure: hex

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This commit is contained in:
Zeno Rogue 2024-06-10 01:31:29 +02:00
parent f5b5dbb3d3
commit db1367e823
2 changed files with 72 additions and 13 deletions
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8
legacy.cpp
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@ -404,6 +404,14 @@ int read_legacy_args() {
if(GDIM == 3) shift_arg_formula(models::rotation_xz);
if(GDIM == 3) shift_arg_formula(models::rotation_xy2); */
}
else if(argis("-nilh")) {
PHASEFROM(2);
stop_game();
shift();
nilv::nil_structure_index = argi() == 8 ? 1 : 0;
nilv::set_flags();
start_game();
}
else if(argis("-yca")) {
PHASEFROM(2);
shift_arg_formula(vid.yshift);

75
nonisotropic.cpp
View File

@ -905,16 +905,24 @@ EX namespace nilv {
}
#if HDR
bool mvec_uses_hex();
/** This type is used for indexed Nil cells. See mvec_to_point to convert from this to hyperpoint the tile is centered at.
In non-hex Nils, these correspond exactly to coordinates in nmHeis model (with nilwidth equal 1).
In hex Nils, these would be valid in nmSym models if the 'z' coordinates were halved. (But, they are sheared, as for usual hex coordinates in HyperRogue.)
**/
struct mvec : array<int, 3> {
/** these are in nmHeis */
explicit mvec() = default;
constexpr explicit mvec(int x, int y, int z) : array<int, 3>{{x, y, z}} {}
mvec inverse() {
auto& a = *this;
if(mvec_uses_hex()) return mvec(-a[0], -a[1], -a[2]);
return mvec(-a[0], -a[1], -a[2]+a[1] * a[0]);
}
mvec operator * (const mvec b) {
auto& a = *this;
if(mvec_uses_hex())
return mvec(a[0]+b[0], a[1]+b[1], a[2]+b[2]+a[0]*b[1]-a[1]*b[0]);
return mvec(a[0] + b[0], a[1] + b[1], a[2] + b[2] + a[0] * b[1]);
}
};
@ -924,17 +932,30 @@ EX namespace nilv {
EX ld nilwidth = 1;
hyperpoint mvec_to_point(mvec m) { return convert(hpxy3(m[0] * nilwidth, m[1] * nilwidth, m[2] * nilwidth * nilwidth), nmHeis, model_used); }
EX bool mvec_uses_hex() { return current_ns().mvec_hex; }
EX hyperpoint mvec_to_point(mvec m) {
if(mvec_uses_hex())
return convert(hpxy3((m[0] + m[1] / 2.) * nilwidth, (m[1] * sqrt(3)/2) * nilwidth, m[2] * sqrt(3) / 4 * nilwidth * nilwidth), nmSym, model_used);
return convert(hpxy3(m[0] * nilwidth, m[1] * nilwidth, m[2] * nilwidth * nilwidth), nmHeis, model_used);
}
#if HDR
struct nilstructure {
vector<mvec> movevectors;
vector<vector<hyperpoint>> facevertices;
bool mvec_hex;
vector<int> other_side;
string name;
};
#endif
EX hyperpoint heis(ld x, ld y, ld z) { return convert(point31(x, y, z), nmHeis, model_used); }
EX hyperpoint hexrota(ld x, ld y, ld z) { return convert(point31(x/2, y * sqrt(3)/6, z / 24 * sqrt(3)), nmSym, model_used); }
EX int nil_structure_index;
nilstructure ns6 = {
{{ mvec(-1,0,0), mvec(0,-1,0), mvec(0,0,-1), mvec(1,0,0), mvec(0,1,0), mvec(0,0,1) }},
@ -945,7 +966,10 @@ EX namespace nilv {
{ heis(0.5,0.5,-0.25), heis(0.5,0.5,0.75), heis(0.5,-0.5,0.25), heis(0.5,-0.5,-0.75), },
{ heis(-0.5,0.5,-0.5), heis(-0.5,0.5,0.5), heis(0.5,0.5,0.5), heis(0.5,0.5,-0.5), },
{ heis(0,0,0.5), heis(-0.5,0.5,0.25), heis(-0.5,-0.5,0.75), heis(0,0,0.5), heis(-0.5,-0.5,0.75), heis(-0.5,-0.5,0.5), heis(0,0,0.5), heis(-0.5,-0.5,0.5), heis(0.5,-0.5,0.5), heis(0,0,0.5), heis(0.5,-0.5,0.5), heis(0.5,-0.5,0.25), heis(0,0,0.5), heis(0.5,-0.5,0.25), heis(0.5,0.5,0.75), heis(0,0,0.5), heis(0.5,0.5,0.75), heis(0.5,0.5,0.5), heis(0,0,0.5), heis(0.5,0.5,0.5), heis(-0.5,0.5,0.5), heis(0,0,0.5), heis(-0.5,0.5,0.5), heis(-0.5,0.5,0.25), },
}}
}},
false,
{3,4,5,0,1,2},
"six sides"
};
nilstructure ns8 = {
@ -960,10 +984,34 @@ EX namespace nilv {
{ heis(0.5,0.5,-0.75), heis(0.5,0.5,0.25), heis(0.5,-0.5,-0.75), },
{ heis(-0.5,0.5,0.75), heis(-0.5,0.5,-0.25), heis(0.5,0.5,-0.75), heis(0.5,0.5,0.25), },
{ heis(-0.5,-0.5,0.75), heis(-0.5,0.5,0.75), heis(0.5,0.5,0.25), heis(0.5,-0.5,0.25), },
}}
}},
false,
{4,5,6,7,0,1,2,3},
"eight sides"
};
EX nilstructure& current_ns() { return S7 == 6 ? ns6 : ns8; }
nilstructure nshex = {
{{ mvec(1,0,0), mvec(1,-1,0), mvec(0,-1,0), mvec(-1,0,0), mvec(-1,1,0), mvec(0,1,0), mvec(0,0,-1), mvec(0,0,1) }},
{{
{hexrota(1,-1,2),hexrota(1,-1,-4),hexrota(1,1,-2),hexrota(1,1,4)},
{hexrota(0,-2,2),hexrota(0,-2,-4),hexrota(1,-1,-2),hexrota(1,-1,4)},
{hexrota(-1,-1,2),hexrota(-1,-1,-4),hexrota(0,-2,-2),hexrota(0,-2,4)},
{hexrota(-1,1,2),hexrota(-1,1,-4),hexrota(-1,-1,-2),hexrota(-1,-1,4)},
{hexrota(0,2,2),hexrota(0,2,-4),hexrota(-1,1,-2),hexrota(-1,1,4)},
{hexrota(1,1,2),hexrota(1,1,-4),hexrota(0,2,-2),hexrota(0,2,4)},
{hexrota(0,0,-3),hexrota(1,1,-2),hexrota(1,-1,-4),hexrota(0,0,-3),hexrota(1,-1,-4),hexrota(1,-1,-2),hexrota(0,0,-3),hexrota(1,-1,-2),hexrota(0,-2,-4),hexrota(0,0,-3),hexrota(0,-2,-4),hexrota(0,-2,-2),hexrota(0,0,-3),hexrota(0,-2,-2),hexrota(-1,-1,-4),hexrota(0,0,-3),hexrota(-1,-1,-4),hexrota(-1,-1,-2),hexrota(0,0,-3),hexrota(-1,-1,-2),hexrota(-1,1,-4),hexrota(0,0,-3),hexrota(-1,1,-4),hexrota(-1,1,-2),hexrota(0,0,-3),hexrota(-1,1,-2),hexrota(0,2,-4),hexrota(0,0,-3),hexrota(0,2,-4),hexrota(0,2,-2),hexrota(0,0,-3),hexrota(0,2,-2),hexrota(1,1,-4),hexrota(0,0,-3),hexrota(1,1,-4),hexrota(1,1,-2)},
{hexrota(0,0,3),hexrota(1,1,4),hexrota(1,-1,2),hexrota(0,0,3),hexrota(1,-1,2),hexrota(1,-1,4),hexrota(0,0,3),hexrota(1,-1,4),hexrota(0,-2,2),hexrota(0,0,3),hexrota(0,-2,2),hexrota(0,-2,4),hexrota(0,0,3),hexrota(0,-2,4),hexrota(-1,-1,2),hexrota(0,0,3),hexrota(-1,-1,2),hexrota(-1,-1,4),hexrota(0,0,3),hexrota(-1,-1,4),hexrota(-1,1,2),hexrota(0,0,3),hexrota(-1,1,2),hexrota(-1,1,4),hexrota(0,0,3),hexrota(-1,1,4),hexrota(0,2,2),hexrota(0,0,3),hexrota(0,2,2),hexrota(0,2,4),hexrota(0,0,3),hexrota(0,2,4),hexrota(1,1,2),hexrota(0,0,3),hexrota(1,1,2),hexrota(1,1,4)}
}},
true,
{3,4,5,0,1,2,7,6},
"hex"
};
EX vector<nilstructure*> nil_structures = { &ns6, &ns8, &nshex };
EX nilstructure& current_ns() { return *nil_structures[nil_structure_index]; }
EX array<int,3> nilperiod, nilperiod_edit;
int S7_edit;
@ -999,7 +1047,7 @@ EX namespace nilv {
auto q = p * current_ns().movevectors[d];
for(int a=0; a<3; a++) q[a] = zgmod(q[a], nilperiod[a]);
auto child = get_at(q);
parent->c.connect(d, child, (d + S7/2) % S7, false);
parent->c.connect(d, child, current_ns().other_side[d], false);
return child;
}
@ -1018,6 +1066,7 @@ EX namespace nilv {
EX heptagon *get_heptagon_at(mvec m) { return ((hrmap_nil*)currentmap)->get_at(m); }
EX void set_flags() {
ginf[gNil].sides = isize(current_ns().movevectors);
int coords = 0;
for(int a=0; a<3; a++) if(nilperiod[a]) coords++;
set_flag(ginf[gNil].flags, qANYQ, coords);
@ -1054,7 +1103,7 @@ EX color_t colorize(cell *c, char whichCanvas) {
EX void prepare_niltorus3() {
nilperiod_edit = nilperiod;
S7_edit = ginf[gNil].sides;
S7_edit = nil_structure_index;
}
EX void show_niltorus3() {
@ -1071,8 +1120,8 @@ EX void show_niltorus3() {
dialog::bound_low(0);
});
}
dialog::addSelItem(XLAT("honeycomb"), its(S7_edit), 'h');
dialog::add_action([] { S7_edit = S7_edit ^ 6 ^ 8; });
dialog::addSelItem(XLAT("honeycomb"), XLAT(nil_structures[S7_edit]->name), 'h');
dialog::add_action([] { S7_edit = (S7_edit+1)%isize(nil_structures); });
bool ok = (!nilperiod_edit[1]) || (nilperiod_edit[2] && nilperiod_edit[1] % nilperiod_edit[2] == 0);
@ -1083,7 +1132,7 @@ EX void show_niltorus3() {
dialog::add_action([] {
stop_game();
nilperiod = nilperiod_edit;
ginf[gNil].sides = S7_edit;
nil_structure_index = S7_edit;
set_flags();
geometry = gNil;
start_game();
@ -3024,12 +3073,14 @@ EX namespace nisot {
shift_arg_formula(nilv::nilwidth);
return 0;
}
else if(argis("-nilh")) {
else if(argis("-nilsi")) {
PHASEFROM(2);
stop_game();
shift(); ginf[gNil].sides = argi();
shift();
nilv::nil_structure_index = argi();
nilv::set_flags();
start_game();
return 0;
}
else if(argis("-rk-steps")) {
PHASEFROM(2);