From db1367e823390f0c2bcbc00b6ba34bf60e676758 Mon Sep 17 00:00:00 2001 From: Zeno Rogue Date: Mon, 10 Jun 2024 01:31:29 +0200 Subject: [PATCH] new nil structure: hex --- legacy.cpp | 8 +++++ nonisotropic.cpp | 77 ++++++++++++++++++++++++++++++++++++++++-------- 2 files changed, 72 insertions(+), 13 deletions(-) diff --git a/legacy.cpp b/legacy.cpp index 904d4a3b..70286e4b 100644 --- a/legacy.cpp +++ b/legacy.cpp @@ -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); diff --git a/nonisotropic.cpp b/nonisotropic.cpp index 2483a48f..59b925a9 100644 --- a/nonisotropic.cpp +++ b/nonisotropic.cpp @@ -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 { - /** these are in nmHeis */ explicit mvec() = default; constexpr explicit mvec(int x, int y, int z) : array{{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 movevectors; vector> facevertices; + bool mvec_hex; + vector 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" }; + + 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 nil_structures = { &ns6, &ns8, &nshex }; - EX nilstructure& current_ns() { return S7 == 6 ? ns6 : ns8; } + EX nilstructure& current_ns() { return *nil_structures[nil_structure_index]; } EX array 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); @@ -1054,9 +1103,9 @@ 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() { cmode = sm::SIDE | sm::MAYDARK; gamescreen(); @@ -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);