mirror of
https://github.com/zenorogue/hyperrogue.git
synced 2024-12-24 17:10:36 +00:00
added the playing-with-impossibility presentation
This commit is contained in:
Zeno Rogue
parent
4486e9a017
commit
05318256dc
1142
rogueviz/playing-with-impossibility.cpp
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1142
rogueviz/playing-with-impossibility.cpp
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File diff suppressed because it is too large
Load Diff
@ -1,6 +1,10 @@
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// include all RogueViz vizualizations
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/* basics */
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#include "rogueviz.cpp"
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#include "presentation.cpp"
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#include "objmodels.cpp"
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#include "kohonen.cpp"
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// #include "staircase.cpp" (currently does not work)
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#include "banachtarski.cpp"
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@ -26,6 +30,14 @@
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#include "sumotron.cpp"
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#include "noniso-honeycombs.cpp"
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#include "random-walk.cpp"
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#include "presentation.cpp"
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#include "fifteen.cpp"
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#include "crystal-sokoban.cpp"
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#include "simple-impossible.cpp"
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#include "ascending-descending.cpp"
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#include "balls.cpp"
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#include "pentaroll.cpp"
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#include "playing-with-impossibility.cpp"
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//#endif
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485
rogueviz/simple-impossible.cpp
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485
rogueviz/simple-impossible.cpp
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@ -0,0 +1,485 @@
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#include "../hyper.h"
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namespace hr {
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namespace bricks {
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struct brick {
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euc::coord co;
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color_t col;
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int walls;
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hyperpoint location;
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hpcshape shRotWall[6];
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};
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vector<brick> bricks;
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euc::coord centerer (-3, -1, -1);
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euc::coord last_co;
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hyperpoint last_loc;
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transmatrix to_iso, from_iso;
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hyperpoint to_rot(hyperpoint h) {
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if(nil) h[2] -= h[0] * h[1] / 2;
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return h;
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}
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hyperpoint to_heis(hyperpoint h) {
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if(nil) h[2] += h[0] * h[1] / 2;
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return h;
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}
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void make_wall(hpcshape& sh, vector<hyperpoint> hs) {
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cgi.bshape(sh, PPR::WALL);
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cgi.last->flags |= POLY_TRIANGLES | POLY_PRINTABLE;
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hyperpoint ctr = (hs[0] + hs[1] + hs[2] + hs[3]) / 4;
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hs.push_back(hs[0]);
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for(int a=0; a<4; a++)
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texture_order([&] (ld x, ld y) {
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hyperpoint h = ctr + (hs[a+1]-ctr) * x + (hs[a]-ctr) * y;
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cgi.hpcpush(h);
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});
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cgi.finishshape();
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}
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void place_brick(euc::coord co, color_t col = 0xFFD500, int which = -1) {
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bricks.emplace_back();
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brick& bri = bricks.back();
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bri.co = co;
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bri.col = col;
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bri.walls = which;
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auto rel = co - last_co;
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bri.location = eupush(last_loc) * to_heis(to_iso * (point31(rel[0], rel[1], rel[2])));
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hyperpoint sloc, floc;
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array<hyperpoint, 8> vertices;
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for(int a=0; a<8; a++) {
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hyperpoint h = C0;
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for(int c=0; c<3; c++)
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h[c] = (a & (1<<c)) ? .5 : -.5;
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h = to_iso * h;
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to_heis(h);
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vertices[a] = h;
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}
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euc::coord root = co, next = co;
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hyperpoint root_loc = bri.location, next_loc = bri.location;
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for(int c=0; c<3; c++) {
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while(root[c] % 6 != 0)
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root[c]--, root_loc = eupush(root_loc) * to_heis(to_iso * (C0 - ctangent(c, 1)));
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while(next[c] % 6 != 0)
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next[c]++, next_loc = eupush(next_loc) * to_heis(to_iso * (C0 + ctangent(c, 1)));
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}
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array<hyperpoint, 8> mvertices = vertices;
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println(hlog, co, root, next, root_loc, next_loc);
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for(int c=0; c<3; c++)
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if(co[c] % 6)
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for(int a=0; a<8; a++)
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if(a & (1<<c)) {
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int b = a ^ (1<<c);
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ld p0 = (gmod(co[c], 6) - 1) / 5.;
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ld p1 = (gmod(co[c], 6) - 0) / 5.;
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hyperpoint start = mvertices[a];
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hyperpoint end = inverse(eupush(root_loc)) * eupush(next_loc) * mvertices[b];
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end = inverse(eupush(start)) * end;
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end = to_rot(end);
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vertices[b] = inverse(eupush(bri.location)) * eupush(root_loc) * eupush(start) * to_heis(lerp(C0, end, p0));
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vertices[a] = inverse(eupush(bri.location)) * eupush(root_loc) * eupush(start) * to_heis(lerp(C0, end, p1));
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/*
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vertices[b] = lerp(
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inverse(eupush(bri.location)) * eupush(root_loc) * mvertices[a],
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inverse(eupush(bri.location)) * eupush(next_loc) * mvertices[b],
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(gmod(co[c], 6) - 1) / 5.);
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vertices[a] = lerp(
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inverse(eupush(bri.location)) * eupush(root_loc) * mvertices[a],
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inverse(eupush(bri.location)) * eupush(next_loc) * mvertices[b],
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(gmod(co[c], 6) - 0) / 5.);
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*/
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}
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last_loc = bri.location;
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last_co = co;
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for(int di=0; di<6; di++) {
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vector<hyperpoint> hs;
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for(int a=0; a<4; a++) {
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int b = a;
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int id = 0;
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for(int c=0; c<3; c++) {
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if(c == di)
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id += (1<<c);
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else if(c != di-3) {
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if(b&1) id += (1<<c);
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b >>= 1;
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}
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}
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hs.push_back(vertices[id]);
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}
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swap(hs[2], hs[3]);
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make_wall(bri.shRotWall[di], hs);
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}
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}
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void place_brick(int x, int y, int z, color_t col = 0xFFD500, int which = -1) {
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place_brick(euc::coord(x,y,z), col, which);
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}
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bool walls_created = false;
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bool in = false;
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const int darkval_e6[6] = {0,4,6,0,4,6};
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void draw_ro() {
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shiftmatrix Zero = ggmatrix(currentmap->gamestart());
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if(in) {
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int bid = 0;
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for(auto& b: bricks) { bid++;
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transmatrix V = eupush(b.location);
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int which = b.walls;
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color_t wcol = b.col;
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int d = (wcol & 0xF0F0F0) >> 4;
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for(int di=0; di<6; di++) if((1<<di)&which) {
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auto &w1 = queuepoly(Zero * V, b.shRotWall[di], darkena(wcol - d * darkval_e6[di], 0, 0xFF));
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w1.tinf = &floor_texture_vertices[cgi.shFloor.id];
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ensure_vertex_number(*w1.tinf, w1.cnt);
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}
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}
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if(!among(pmodel, mdPerspective, mdGeodesic)) {
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shiftmatrix S = euclid ? cview() : shiftless(Id);
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vid.linewidth *= 3;
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for(int dir=0; dir<3; dir++) {
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curvepoint(C0 + ctangent(dir, -1));
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curvepoint(C0 + ctangent(dir, 1));
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queuecurve(S, 0xFFFFFFFF, 0, PPR::LINE);
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// queuestr(C0 + ctangent(dir, 1), 1, "X", 0xFFFFFFFF);
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}
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vid.linewidth /= 3;
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}
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}
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}
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vector<hyperpoint> path;
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void build(bool in_pair) {
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to_iso = cspin(1, 2, atan(1/sqrt(2))) * cspin(0, 2, M_PI/4);
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from_iso = inverse(to_iso);
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last_co = euc::coord(0, 0, 3);
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last_loc = C0;
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place_brick(0, 0, 4, 0x00FF00, 0);
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place_brick(0, 0, 5, 0x00FF00, 0);
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place_brick(0, 0, 5, 0x00FF00, euclid ? -1 : 0);
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place_brick(0, 0, 4, 0xFFD500, 63 - 9 * 4);
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place_brick(0, 0, 3, 0xFFD500, 63 - 9 * 4);
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place_brick(0, 0, 2, 0xFFD500, 63 - 9 * 4);
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place_brick(0, 0, 1, 0xFFD500, 63 - 9 * 4);
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place_brick(0, 0, 0, 0xFFD500, 63 - 4 - 1);
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path.push_back(last_loc);
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if(nil && in_pair) {
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place_brick(0, 1, 0, 0xFF0000, 1 + 32);
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place_brick(0, 0, 0, 0xFFD500, 0);
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}
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place_brick(1, 0, 0, 0xFFD500, 63 - 9 * 1);
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place_brick(2, 0, 0, 0xFFD500, 63 - 9 * 1);
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place_brick(3, 0, 0, 0xFFD500, 63 - 9 * 1);
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place_brick(4, 0, 0, 0xFFD500, 63 - 9 * 1);
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place_brick(5, 0, 0, 0xFFD500, 63 - 9 * 1);
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place_brick(6, 0, 0, 0xFFD500, 63 - 8 - 2);
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path.push_back(last_loc);
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place_brick(6, 1, 0, 0xFFD500, 63 - 9 * 2);
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place_brick(6, 2, 0, 0xFFD500, 63 - 9 * 2);
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place_brick(6, 3, 0, 0xFFD500, 63 - 9 * 2);
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place_brick(6, 4, 0, 0xFFD500, 63 - 9 * 2);
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place_brick(6, 5, 0, 0xFFD500, 63 - 9 * 2);
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place_brick(6, 6, 0, 0xFFD500, 63 - 16 - 32);
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path.push_back(last_loc);
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place_brick(6, 6, -1, 0xFF0000, euclid ? 3 : 63 - 9 * 4);
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if(in_pair) {
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place_brick(6, 6, 0, 0xFFD500, 0);
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place_brick(5, 6, 0, 0xFFD500, 63 - 9*1);
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place_brick(4, 6, 0, 0xFFD500, 63 - 9*1);
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place_brick(3, 6, 0, 0xFFD500, 63 - 9*1);
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place_brick(2, 6, 0, 0xFFD500, 63 - 9*1);
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place_brick(1, 6, 0, 0xFFD500, 63 - 9*1);
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place_brick(0, 6, 0, 0xFFD500, 63 - 9*1);
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place_brick(0, 5, 0, 0xFFD500, 63 - 9*2);
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place_brick(0, 4, 0, 0xFFD500, 63 - 9*2);
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place_brick(0, 3, 0, 0xFFD500, 63 - 9*2);
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place_brick(0, 2, 0, 0xFFD500, 63 - 9*2);
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if(nil)
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place_brick(0, 1, 0, 0x00FF00, 63);
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else
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place_brick(0, 1, 0, 0xFF0000, 63);
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}
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ld midz = 0;
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for(auto b: bricks) midz += b.location[2];
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midz /= isize(bricks);
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for(auto& b: bricks) b.location[2] -= midz;
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cgi.extra_vertices();
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}
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void build_net() {
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to_iso = cspin(1, 2, atan(1/sqrt(2))) * cspin(0, 2, M_PI/4);
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from_iso = inverse(to_iso);
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last_co = euc::coord(0, 0, 0);
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last_loc = C0;
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place_brick(0, 0, 0, 0xFFD500, 0);
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vector<brick> endbricks = { bricks[0] };
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for(int i=0; i<20; i++) {
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bool bad = false;
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for(int j=0; j<i; j++) if(sqhypot_d(3, endbricks[j].location - endbricks[i].location) < 1e-3) bad = true;
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if(bad) continue;
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for(int c=0; c<6; c++) {
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last_co = endbricks[i].co;
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last_loc = endbricks[i].location;
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euc::coord step(0, 0, 0);
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step[c%3] = (c<3?1:-1);
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for(int w=0; w<5; w++) {
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place_brick(last_co + step, 0xFFD500, 63 - 9 * (1<<(c%3)));
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}
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place_brick(last_co + step, 0xFFD500, 0);
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endbricks.push_back(bricks.back());
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}
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}
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cgi.extra_vertices();
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}
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void build_stair() {
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ld xx = .1;
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ld dx = 2 * xx;
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ld zz = dx * dx;
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ld hei = 2 * zz;
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hyperpoint at = point31(-2*dx,+2*dx,0);
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hyperpoint shift = xtangent(dx) + ztangent(zz);
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for(int dz=0; dz<4; dz++) {
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path.push_back(at);
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for(int step=0; step<4; step++) {
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bricks.emplace_back();
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brick& bri = bricks.back();
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bri.walls = -1;
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bri.col = 0xFFD500;
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bri.location = at;
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for(int di=0; di<6; di++) {
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vector<hyperpoint> hs(4);
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int dix = di;
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if(dix >= 3) dix--;
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if(dix == 3) dix = 2;
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else if(dix == 2) dix = 3;
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int diy = dix;
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dix -= dz;
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dix &= 3;
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if(di == 5) {
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hs[0] = point31(-xx, -xx, hei);
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hs[1] = point31(-xx, +xx, hei);
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hs[2] = point31(+xx, +xx, hei);
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hs[3] = point31(+xx, -xx, hei);
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}
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else if(di == 2) {
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hs[0] = point31(-xx, -xx, -hei);
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hs[1] = point31(-xx, +xx, -hei);
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hs[2] = point31(+xx, +xx, -hei);
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hs[3] = point31(+xx, -xx, -hei);
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}
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else if(dix == 3 || (dix == 2 && step == 0) || (dix == 1 && step > 0)) {
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transmatrix T = spin(90*degree*diy);
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hs[0] = T * point31(+xx, -xx, -hei);
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hs[1] = T * point31(+xx, +xx, -hei);
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hs[2] = T * point31(+xx, +xx, +hei);
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hs[3] = T * point31(+xx, -xx, +hei);
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}
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else if(dix == 0) {
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transmatrix T = spin(90*degree*diy);
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hs[0] = T * point31(+xx, -xx, -hei);
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hs[1] = T * point31(+xx, +xx, -hei);
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hs[2] = to_rot(eupush(C0 + shift) * to_heis(T * point31(-xx, +xx, -hei)));
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hs[3] = to_rot(eupush(C0 + shift) * to_heis(T * point31(-xx, -xx, -hei)));
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}
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else {
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transmatrix T = spin(90*degree*diy);
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hyperpoint lshift = step ? shift : spin(-90*degree) * shift;
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hs[0] = to_rot(eupush(C0 - lshift) * to_heis(T * point31(-xx, +xx, hei)));
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hs[1] = to_rot(eupush(C0 - lshift) * to_heis(T * point31(-xx, -xx, hei)));
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hs[2] = T * point31(+xx, -xx, hei);
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hs[3] = T * point31(+xx, +xx, hei);
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}
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for(auto& h: hs) h = to_heis(h);
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make_wall(bri.shRotWall[di], hs);
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}
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at = eupush(at) * (C0 + shift);
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}
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shift = spin(90*degree) * shift;
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}
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println(hlog, "path = ", path);
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cgi.extra_vertices();
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}
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int animation;
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int args() {
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using namespace arg;
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if(0) ;
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else if(argis("-bstair")) {
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PHASEFROM(3);
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cgi.require_shapes();
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build_stair();
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in = true;
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pconf.clip_min = -100;
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pconf.clip_max = 10;
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pconf.scale = .5;
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View = Id;
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}
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else if(argis("-brot")) {
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PHASEFROM(3);
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cgi.require_shapes();
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build(false);
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in = true;
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pconf.clip_min = -100;
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pconf.clip_max = 10;
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pconf.scale = .5;
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View = Id;
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}
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else if(argis("-brot2")) {
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PHASEFROM(3);
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cgi.require_shapes();
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build(true);
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in = true;
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pconf.clip_min = -100;
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pconf.clip_max = 10;
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pconf.scale = .5;
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View = Id;
|
||||
}
|
||||
|
||||
else if(argis("-bnet")) {
|
||||
PHASEFROM(3);
|
||||
cgi.require_shapes();
|
||||
|
||||
build_net();
|
||||
|
||||
in = true;
|
||||
|
||||
pconf.clip_min = -100;
|
||||
pconf.clip_max = 10;
|
||||
pconf.scale = .1;
|
||||
|
||||
View = Id;
|
||||
}
|
||||
|
||||
else if(argis("-b-anim")) {
|
||||
shift(); animation = argi();
|
||||
}
|
||||
|
||||
else return 1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
hyperpoint interp(ld t) {
|
||||
int no = isize(path);
|
||||
int ti = t;
|
||||
t -= ti;
|
||||
ti %= no;
|
||||
|
||||
hyperpoint prev = path[ti];
|
||||
hyperpoint next = path[(ti+1)%no];
|
||||
|
||||
hyperpoint n = inverse(eupush(prev)) * next;
|
||||
n = to_rot(n);
|
||||
n = lerp(C0, n, t);
|
||||
|
||||
return eupush(prev) * to_heis(n);
|
||||
}
|
||||
|
||||
auto hooks =
|
||||
addHook(hooks_args, 100, args)
|
||||
+ addHook(hooks_frame, 100, draw_ro)
|
||||
+ addHook(hooks_clearmemory, 40, [] () {
|
||||
bricks.clear();
|
||||
path.clear();
|
||||
in = false;
|
||||
})
|
||||
+ addHook(anims::hooks_anim, 100, [] {
|
||||
|
||||
if(!in || !animation) return;
|
||||
ld t = ticks * 1. / anims::period;
|
||||
t *= isize(path);
|
||||
|
||||
hyperpoint at = interp(t);
|
||||
|
||||
if(animation == 1) {
|
||||
|
||||
transmatrix T = View;
|
||||
transmatrix T2 = eupush( tC0(inverse(T)) );
|
||||
T = T * T2;
|
||||
|
||||
View = T * inverse(eupush(at));
|
||||
}
|
||||
else if(animation == 2) {
|
||||
set_view(at, C0, at - ztangent(1));
|
||||
}
|
||||
else if(animation == 3) {
|
||||
set_view(at, interp(t + .25), at - ztangent(1));
|
||||
}
|
||||
|
||||
centerover = currentmap->gamestart();
|
||||
|
||||
anims::moved();
|
||||
});
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user