351 lines
10 KiB
C++
351 lines
10 KiB
C++
#include "rogueviz.h"
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namespace rogueviz {
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#if CAP_ARCM
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namespace pentagonal {
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transmatrix ts[3];
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hyperpoint facingdir(array<hyperpoint,3>& a) {
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hyperpoint tmp = (a[1]-a[0]) ^ (a[2]-a[0]);
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tmp /= sqrt(tmp|tmp);
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return tmp;
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}
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vector<pair<ld, transmatrix>> sideangles;
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cell *p0, *t0, *t1, *t2, *cc;
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hyperpoint cor;
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void kframe() {
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queuestr(gmatrix[p0], 0.6, "P0", 0xFFFFFF, 1);
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queuestr(gmatrix[cc], 0.6, "C", 0xFFFFFF, 1);
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queuestr(gmatrix[t0], 0.6, "T0", 0xFFFFFF, 1);
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queuestr(gmatrix[t1], 0.6, "T1", 0xFFFFFF, 1);
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queuestr(gmatrix[t2], 0.6, "T2", 0xFFFFFF, 1);
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}
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hyperpoint xts0;
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array<hyperpoint, 3> mts;
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rug::rugpoint *pt(hyperpoint h, hyperpoint c, int id) {
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auto r = rug::addRugpoint(shiftless(C0), -1);
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r->native = h;
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r->native[3] = 1;
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if(hyperbolic) r->native[2] = -r->native[2];
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r->x1 = (1 + c[0]) / 16 + (id/8) / 8.;
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r->y1 = (1 + c[1]) / 16 + (id%8) / 8.;
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r->valid = true;
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return r;
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}
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hyperpoint inplane(array<hyperpoint, 3>& a, hyperpoint line) {
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hyperpoint mu = (a[1]-a[0]) ^ (a[2]-a[0]);
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// (a[0] | mu) == (line * z | mu)
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return line * (a[0] | mu) / (line | mu);
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}
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transmatrix matrix2;
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#if CAP_TEXTURE
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bool need_texture = true;
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texture::texture_data tdata; // = texture::config.data;
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#endif
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int global_v, global_w;
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void make_texture() {
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#if CAP_TEXTURE
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rug::renderonce = true;
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need_texture = false;
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tdata.whitetexture();
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int tw = tdata.twidth;
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printf("tw = %d\n", tw);
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int fw = tw / 4;
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auto pix = [&] (int k, int x, int y) -> unsigned& {
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return tdata.texture_pixels[y * tw + x + (k&3) * fw + (k>>2) * fw * tw];
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};
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for(int y=0; y<tw; y++)
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for(int x=0; x<tw; x++)
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for(int p=0; p<3; p++) {
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int ax = x / (tw/8);
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int ay = y / (tw/8);
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int bx = x % (tw/8);
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int by = y % (tw/8);
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int id = ax * 8 + ay;
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hyperpoint h = sideangles[id % isize(sideangles)].second * xts0;
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if(!sphere) {
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hyperpoint ehs[7] = {hpxyz(0,-1,-1), hpxyz(0,0,-1), hpxyz(-1,0,-1), hpxyz(-1,0,0), hpxyz(-1,-1,0), hpxyz(0,-1,0), hpxyz(0,-1,-1)};
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ld idx = (id % global_v) * 6. / global_v;
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h = ehs[int(idx)] * (1-(idx-int(idx))) + ehs[int(idx)+1] * (idx-int(idx));
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}
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ld hyp = hypot(bx-tw/16, by-tw/16) / (tw/16);
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if(hyp > 1) hyp = 1;
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part(pix(0,x,y), p) = 255 * (1 * hyp + (0.5 + h[p]/2) * (1-hyp));
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}
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tdata.loadTextureGL();
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#endif
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rug::alternate_texture = tdata.textureid;
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}
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void create_model();
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void enable_hooks();
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void run_snub(int v, int w) {
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global_v = v; global_w = w;
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printf("set geometry\n");
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stop_game(); autocheat = true;
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int bonus;
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if(w == 4 && v == 4) bonus = 12;
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else if(w == 4 && v == 5) bonus = 7;
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else if(w == 4 && v == 6) bonus = 4;
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else if(w == 3 && v == 6) bonus = 12;
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else if(w == 3 && v == 7) bonus = 8;
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else if(w == 3 && v == 8) bonus = 7;
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else if(w == 3 && v == 9) bonus = 6;
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else bonus = 0;
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gamerange_bonus = genrange_bonus = sightrange_bonus = bonus;
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set_geometry(gArchimedean);
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set_variation(eVariation::pure);
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arcm::current.parse("("+its(v)+",3," + its(w) + ",3,3) (2,3)(1,0)(4)");
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check_cgi();
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cgi.require_basics();
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specialland = laCanvas;
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patterns::whichCanvas = 'A';
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// vid.wallmode = 1;
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printf("start game\n");
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printf("distlimit = %d\n", cgi.base_distlimit);
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start_game();
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enable_hooks();
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printf("ok\n");
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printf("allcells = %d\n", isize(currentmap->allcells()));
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sideangles.clear();
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printf("gamerange = %d\n", gamerange());
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printf("genrange = %d\n", getDistLimit() + genrange_bonus);
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setdist(cwt.at, 7 - getDistLimit() - genrange_bonus, NULL);
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bfs();
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drawthemap();
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if(euclid || sphere) for(cell *c: currentmap->allcells())
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gmatrix[c] = shiftless(arcm::archimedean_gmatrix[c->master].second);
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cellwalker cw(currentmap->gamestart(), 0);
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p0 = cw.at;
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t0 = (cw - 1 + wstep).at;
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t1 = (cw + wstep).at;
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t2 = (cw + wstep + 1 + wstep - 1).at;
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// p1 = (cw + wstep + 1 + wstep -1 + wstep).at;
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cc = (cw - 1 + wstep - 1 + wstep).at;
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transmatrix rel = inverse(gmatrix[p0].T);
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ts[0] = rel * gmatrix[t0].T * ddspin(t0, (cw - 1 + wstep).spin);
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ts[1] = rel * gmatrix[t1].T;
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ts[2] = rel * gmatrix[t2].T * ddspin(t2, (cw + wstep + 1 + wstep - 1).spin);
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matrix2 = ts[2] * inverse(ts[0]);
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for(int i=0; i<3; i++) mts[i] = ts[i] * C0;
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hyperpoint f = facingdir(mts);
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for(cell *c: currentmap->allcells()) {
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int id = arcm::id_of(c->master);
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if(among(id, 0, 1)) for(int d=0; d<v; d++) {
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transmatrix T = rel * ggmatrix(c).T * spin(TAU*d/v);
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array<hyperpoint,3> hts;
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for(int i=0; i<3; i++)
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hts[i] = T * ts[i] * C0;
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// for(int i=0; i<3; i++) printf("%s ", display(hts[i]));
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hyperpoint f1 = facingdir(hts);
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ld scalar = (f|f1);
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ld alpha = (M_PI - acos(scalar)) / degree;
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sideangles.emplace_back(alpha, T);
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}
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}
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vector<double> sav;
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for(auto p: sideangles) sav.push_back(p.first);
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sort(sav.begin(), sav.end());
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println(hlog, "sideangles ", sav);
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xts0 = tC0(ts[0]);
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println(hlog, "original ", xts0);
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cor = rel * gmatrix[cc].T * C0;
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rug::reopen();
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rug::reset_view();
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for(auto p: rug::points) p->valid = true;
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rug::good_shape = true;
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make_texture();
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create_model();
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printf("points = %d tris = %d side = %d\n", isize(rug::points), isize(rug::triangles), isize(sideangles));
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rug::model_distance = euclid ? 4 : 2;
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vid.rug_config.model = hyperbolic ? mdPerspective : mdEquidistant;
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showstartmenu = false;
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}
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ld x, y;
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void create_model() {
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if(!inHighQual) {
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x = (mousex - current_display->xcenter + .0) / vid.xres;
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y = (mousey - current_display->ycenter + .0) / vid.yres;
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}
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int v = global_v;
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rug::clear_model();
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ld alpha = atan2(y, x);
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ld h = hypot(x, y);
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hyperpoint chk = ts[0] * xspinpush0(alpha, h);
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mts[0] = chk;
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mts[1] = spin(-TAU/v) * chk;
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mts[2] = matrix2 * chk;
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hyperpoint c[5];
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for(int i=0; i<5; i++)
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c[i] = hpxy(sin(i * TAU/5), cos(i * TAU/5));
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hyperpoint tria[5];
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tria[0] = mts[0];
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tria[1] = inplane(mts, C0);
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tria[2] = mts[1];
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tria[3] = mts[2];
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tria[4] = inplane(mts, cor);
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hyperpoint ctr = Hypc;
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for(int i=0; i<5; i++) ctr += tria[i];
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ctr = inplane(mts, ctr);
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transmatrix tester = spin(1.1) * xpush(1);
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int idh = 0;
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for(hyperpoint h: {ctr, tria[0], tria[1], tria[2], tria[3], tria[4], ctr}) {
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int good1 = 0, good2 = 0;
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// printf("%d: ", idh);
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for(int i=0; i<5; i++) {
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array<hyperpoint, 3> testplane;
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testplane[0] = tester * h;
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testplane[1] = tester * tria[i];
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testplane[2] = tester * tria[(i+1)%5];
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hyperpoint f = facingdir(testplane);
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if(f[0] > -1e-6 || std::isnan(f[0])) good1++;
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if(f[0] < +1e-6 || std::isnan(f[0])) good2++;
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}
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// printf("\n");
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if(good1 == 5 || good2 == 5) {ctr = h; break; }
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idh++;
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}
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// printf("idh = %d\n", idh);
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// printf("createmodel with ticks = %d\n", ticks);
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transmatrix t = hyperbolic ? hr::cspin180(0, 2) * xpush(sin(ticks * TAU / anims::period)) : hr::cspin(0, 2, ticks * TAU / anims::period);
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hyperpoint hs = hyperbolic ? hpxyz(0,0,-1) : hpxyz(0,0,0);
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if(euclid) t = Id;
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int id = 0;
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for(auto& p: sideangles) {
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auto& T = p.second;
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array<rug::rugpoint*,5> hts;
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auto cpt = pt(hs + t * T * ctr, C0, id);
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for(int s=0; s<5; s++)
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hts[s] = pt(hs + t * T * tria[s], c[s], id);
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for(int s=0; s<5; s++)
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rug::addTriangle(cpt, hts[s], hts[(s+1)%5]);
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id++;
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if(!sphere) id %= global_v;
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}
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}
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bool animated = true;
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void rugframe() {
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if(animated) create_model();
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displaychr(current_display->xcenter, current_display->ycenter, 0, 10, 'X', 0xFFFFFF);
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clearMessages();
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}
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void show() {
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cmode = sm::SIDE | sm::MAYDARK;
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gamescreen();
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dialog::init("Pentagonal Exploration");
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auto add_key = [] (char c, int a, int b) {
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dialog::addBoolItem(lalign(0, "based on {",a,",",b,"}"), global_v == a && global_w == b, c);
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dialog::add_action([a,b] {
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run_snub(a, b);
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});
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};
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for(int i=3; i<10; i++)
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add_key('0'+i, i, 3);
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add_key('$', 4, 4);
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add_key('%', 5, 4);
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add_key('^', 6, 4);
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dialog::addBoolItem_action("animation and mouse control", animated, 'a');
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dialog::addSelItem(XLAT("projection"), models::get_model_name(vid.rug_config.model), 'p');
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dialog::add_action([] { pushScreen(models::model_menu); });
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dialog::addBoolItem(XLAT("set perspective (allows flying with Home/End)"), vid.rug_config.model == mdPerspective, 's');
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dialog::add_action([] { auto& m = vid.rug_config.model; m = (m==mdPerspective) ? mdEquidistant : mdPerspective; });
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dialog::display();
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}
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void enable_hooks() {
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rv_hook(rug::hooks_rugframe, 100, rugframe);
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rv_hook(hooks_o_key, 80, [] (o_funcs& v) { v.push_back(named_dialog("pentagonal exploration", show)); });
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}
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auto xhook =
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arg::add3("-snub", [] { run_snub(arg::shift_argi(), 3); })
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+ arg::add3("-snub4", [] { run_snub(arg::shift_argi(), 4); })
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+ addHook_rvslides(143, [] (string s, vector<tour::slide>& v) {
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if(s != "mixed") return;
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using namespace tour;
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v.push_back(
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tour::slide{"Pentagonal Exploration", 62, LEGAL::NONE | QUICKGEO,
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"Pentagonal Exploration explained at: http://www.roguetemple.com/z/sims/snub/\n\n"
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"Move the mouse nearer and further away from the X.",
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[] (presmode mode) {
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setCanvas(mode, '0');
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slide_url(mode, 'u', "open the URL", "http://www.roguetemple.com/z/sims/snub/");
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slide_backup(rug::model_distance);
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slide_backup(vid.rug_config.model);
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slide_backup(rug::alternate_texture);
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if(mode == pmStart) {
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pentagonal::run_snub(5, 3);
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}
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if(mode == pmKey) pushScreen(show);
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if(mode == 3) {
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printf("stopping\n");
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rug::close();
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}
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}}
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);
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});
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}
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#endif
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}
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