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alternative honeycomb in Nil

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Zeno Rogue
2019-11-23 20:39:38 +01:00
parent 2f353a844c
commit bc2ce4f3dc
4 changed files with 45 additions and 23 deletions
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1
geometry.cpp
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@@ -928,6 +928,7 @@ EX void check_cgi() {
if(prod) V("PS", its(product::csteps));
if(geometry == gFieldQuotient) { V("S3=", its(S3)); V("S7=", its(S7)); }
if(nil) V("NIL", its(S7));
if(binarytiling) V("BT", fts(vid.binary_width));

63
nonisotropic.cpp
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@@ -773,39 +773,47 @@ EX namespace nilv {
hyperpoint mvec_to_point(mvec m) { return hpxy3(m[0], m[1], m[2]); }
#if HDR
static const int nilv_S7 = 6;
struct nilstructure {
vector<mvec> movevectors;
vector<vector<hyperpoint>> facevertices;
};
#endif
/*
array<mvec, nilv_S7> movevectors = {{ mvec(-1,0,0), mvec(-1,0,1), mvec(0,-1,0), mvec(0,0,-1), mvec(1,0,0), mvec(1,0,-1), mvec(0,1,0), mvec(0,0,1) }};
EX array<vector<hyperpoint>, nilv_S7> facevertices = {{
{ point31(-0.5,-0.5,-0.25), point31(-0.5,-0.5,0.75), point31(-0.5,0.5,-0.25), },
{ point31(-0.5,-0.5,0.75), point31(-0.5,0.5,0.75), point31(-0.5,0.5,-0.25), },
{ point31(-0.5,-0.5,-0.25), point31(-0.5,-0.5,0.75), point31(0.5,-0.5,0.25), point31(0.5,-0.5,-0.75), },
{ point31(-0.5,-0.5,-0.25), point31(-0.5,0.5,-0.25), point31(0.5,0.5,-0.75), point31(0.5,-0.5,-0.75), },
{ point31(0.5,0.5,0.25), point31(0.5,-0.5,0.25), point31(0.5,-0.5,-0.75), },
{ point31(0.5,0.5,-0.75), point31(0.5,0.5,0.25), point31(0.5,-0.5,-0.75), },
{ point31(-0.5,0.5,0.75), point31(-0.5,0.5,-0.25), point31(0.5,0.5,-0.75), point31(0.5,0.5,0.25), },
{ point31(-0.5,-0.5,0.75), point31(-0.5,0.5,0.75), point31(0.5,0.5,0.25), point31(0.5,-0.5,0.25), },
}};
*/
array<mvec, nilv_S7> movevectors = {{ mvec(-1,0,0), mvec(0,-1,0), mvec(0,0,-1), mvec(1,0,0), mvec(0,1,0), mvec(0,0,1) }};
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) }},
EX array<vector<hyperpoint>, nilv_S7> facevertices = {{
{{
{ point31(-0.5,-0.5,-0.25), point31(-0.5,-0.5,0.75), point31(-0.5,0.5,0.25), point31(-0.5,0.5,-0.75), },
{ point31(0.5,-0.5,-0.5), point31(0.5,-0.5,0.5), point31(-0.5,-0.5,0.5), point31(-0.5,-0.5,-0.5), },
{ point31(0,0,-0.5), point31(-0.5,0.5,-0.75), point31(-0.5,-0.5,-0.25), point31(0,0,-0.5), point31(-0.5,-0.5,-0.25), point31(-0.5,-0.5,-0.5), point31(0,0,-0.5), point31(-0.5,-0.5,-0.5), point31(0.5,-0.5,-0.5), point31(0,0,-0.5), point31(0.5,-0.5,-0.5), point31(0.5,-0.5,-0.75), point31(0,0,-0.5), point31(0.5,-0.5,-0.75), point31(0.5,0.5,-0.25), point31(0,0,-0.5), point31(0.5,0.5,-0.25), point31(0.5,0.5,-0.5), point31(0,0,-0.5), point31(0.5,0.5,-0.5), point31(-0.5,0.5,-0.5), point31(0,0,-0.5), point31(-0.5,0.5,-0.5), point31(-0.5,0.5,-0.75), },
{ point31(0.5,0.5,-0.25), point31(0.5,0.5,0.75), point31(0.5,-0.5,0.25), point31(0.5,-0.5,-0.75), },
{ point31(-0.5,0.5,-0.5), point31(-0.5,0.5,0.5), point31(0.5,0.5,0.5), point31(0.5,0.5,-0.5), },
{ point31(0,0,0.5), point31(-0.5,0.5,0.25), point31(-0.5,-0.5,0.75), point31(0,0,0.5), point31(-0.5,-0.5,0.75), point31(-0.5,-0.5,0.5), point31(0,0,0.5), point31(-0.5,-0.5,0.5), point31(0.5,-0.5,0.5), point31(0,0,0.5), point31(0.5,-0.5,0.5), point31(0.5,-0.5,0.25), point31(0,0,0.5), point31(0.5,-0.5,0.25), point31(0.5,0.5,0.75), point31(0,0,0.5), point31(0.5,0.5,0.75), point31(0.5,0.5,0.5), point31(0,0,0.5), point31(0.5,0.5,0.5), point31(-0.5,0.5,0.5), point31(0,0,0.5), point31(-0.5,0.5,0.5), point31(-0.5,0.5,0.25), },
}};
}}
};
nilstructure ns8 = {
{{ mvec(-1,0,0), mvec(-1,0,1), mvec(0,-1,0), mvec(0,0,-1), mvec(1,0,0), mvec(1,0,-1), mvec(0,1,0), mvec(0,0,1) }},
{{
{ point31(-0.5,-0.5,-0.25), point31(-0.5,-0.5,0.75), point31(-0.5,0.5,-0.25), },
{ point31(-0.5,-0.5,0.75), point31(-0.5,0.5,0.75), point31(-0.5,0.5,-0.25), },
{ point31(-0.5,-0.5,-0.25), point31(-0.5,-0.5,0.75), point31(0.5,-0.5,0.25), point31(0.5,-0.5,-0.75), },
{ point31(-0.5,-0.5,-0.25), point31(-0.5,0.5,-0.25), point31(0.5,0.5,-0.75), point31(0.5,-0.5,-0.75), },
{ point31(0.5,0.5,0.25), point31(0.5,-0.5,0.25), point31(0.5,-0.5,-0.75), },
{ point31(0.5,0.5,-0.75), point31(0.5,0.5,0.25), point31(0.5,-0.5,-0.75), },
{ point31(-0.5,0.5,0.75), point31(-0.5,0.5,-0.25), point31(0.5,0.5,-0.75), point31(0.5,0.5,0.25), },
{ point31(-0.5,-0.5,0.75), point31(-0.5,0.5,0.75), point31(0.5,0.5,0.25), point31(0.5,-0.5,0.25), },
}}
};
EX nilstructure& current_ns() { return S7 == 6 ? ns6 : ns8; }
EX array<int,3> nilperiod, nilperiod_edit;
int S7_edit;
EX transmatrix adjmatrix(int i) {
return nisot::translate(mvec_to_point(movevectors[i]));
return nisot::translate(mvec_to_point(current_ns().movevectors[i]));
}
struct hrmap_nil : hrmap {
@@ -835,10 +843,10 @@ EX namespace nilv {
heptagon *create_step(heptagon *parent, int d) override {
auto p = coords[parent];
auto q = p * movevectors[d];
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 + nilv_S7/2) % nilv_S7, false);
parent->c.connect(d, child, (d + S7/2) % S7, false);
return child;
}
@@ -921,6 +929,7 @@ EX color_t colorize(cell *c, char whichCanvas) {
EX void prepare_niltorus3() {
nilperiod_edit = nilperiod;
S7_edit = ginf[gNil].sides;
}
EX void show_niltorus3() {
@@ -937,6 +946,8 @@ 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; });
bool ok = (!nilperiod_edit[1]) || (nilperiod_edit[2] && nilperiod_edit[1] % nilperiod_edit[2] == 0);
@@ -947,6 +958,7 @@ EX void show_niltorus3() {
dialog::add_action([] {
stop_game();
nilperiod = nilperiod_edit;
ginf[gNil].sides = S7_edit;
set_flags();
geometry = gNil;
start_game();
@@ -1913,6 +1925,13 @@ EX namespace nisot {
nilv::set_flags();
return 0;
}
else if(argis("-nilv")) {
PHASEFROM(2);
if(nil) stop_game();
shift();
ginf[gNil].sides = argi();
return 0;
}
else if(argis("-catperiod")) {
PHASEFROM(2);
if(sol) stop_game();

2
polygons.cpp
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@@ -1078,7 +1078,7 @@ void geometry_information::create_wall3d() {
}
if(geometry == gNil) {
for(int i=0; i<S7; i++) make_wall(i, nilv::facevertices[i]);
for(int i=0; i<S7; i++) make_wall(i, nilv::current_ns().facevertices[i]);
}
if(penrose) {

2
raycaster.cpp
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@@ -64,6 +64,8 @@ EX bool available() {
if(WDIM == 2) return false;
if(hyperbolic && pmodel == mdPerspective && !penrose)
return true;
if(nil && S7 == 8)
return false;
if((solnih || nil) && pmodel == mdGeodesic)
return true;
if(euclid && pmodel == mdPerspective && !binarytiling)