mirror of
https://github.com/zenorogue/hyperrogue.git
synced 2024-11-17 18:54:48 +00:00
436 lines
11 KiB
C++
436 lines
11 KiB
C++
namespace rogueviz {
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namespace graph {
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bool graph_on;
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vector<string> formula;
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color_t graphcolor;
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transmatrix ts[3];
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using namespace hyperpoint_vec;
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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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bool snubon;
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hyperpoint cor;
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void kframe() {
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if(snubon) {
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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(C0, -1);
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r->flat = h;
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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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rug::alternate_texture = tdata.textureid;
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#endif
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}
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void create_model();
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void run_snub(int v, int w) {
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snubon = false;
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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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specialland = laCanvas;
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patterns::whichCanvas = 'A';
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// vid.wallmode = 1;
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need_reset_geometry = true;
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printf("start game\n");
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printf("distlimit = %d\n", base_distlimit);
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precalc();
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printf("distlimit = %d\n", base_distlimit);
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start_game();
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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] = 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]);
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ts[0] = rel * gmatrix[t0] * ddspin(t0, (cw - 1 + wstep).spin);
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ts[1] = rel * gmatrix[t1];
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ts[2] = rel * gmatrix[t2] * 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) * spin(2*M_PI*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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printf("sideangles "); for(int i=0; i<3; i++) printf("%lf ", double(sav[i])); printf("\n");
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xts0 = tC0(ts[0]);
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printf("original %s\n", display(xts0));
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cor = rel * gmatrix[cc] * C0;
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rug::reopen();
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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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rug::rug_perspective = hyperbolic;
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showstartmenu = false;
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snubon = true;
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rug::invert_depth = hyperbolic;
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}
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void create_model() {
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int v = global_v;
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rug::clear_model();
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ld x = (mousex - vid.xcenter + .0) / vid.xres;
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ld y = (mousey - vid.ycenter + .0) / vid.yres;
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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(-2*M_PI/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(2 * i * M_PI/5), cos(2 * i * M_PI/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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// printf("%lf ", f[0]);
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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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transmatrix t = hyperbolic ? rotmatrix(M_PI, 0, 2) * xpush(sin(ticks * M_PI / 8000.)) : rotmatrix(ticks * M_PI / 8000., 0, 2);
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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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hyperpoint err = hpxyz(500,0,0);
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bool iserror(hyperpoint h) { return sqhypot2(h) > 10000 || std::isnan(h[0]) || std::isnan(h[1]) || std::isnan(h[2]) || std::isinf(h[0]) || std::isinf(h[1]) || std::isinf(h[2]); }
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hyperpoint xy_to_point(ld x, ld y) {
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if(sphere && hypot(x, y) > 1)
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return err;
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return hpxy(x, y);
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}
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hyperpoint find_point(ld t) {
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exp_parser ep;
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auto &dict = ep.extra_params;
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dict["t"] = t;
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dict["phi"] = t * 2 * M_PI;
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dict["x"] = tan(t * M_PI - M_PI/2);
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for(auto& ff: formula) {
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ep.s = ff;
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string varname = "";
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ep.at = 0;
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while(!among(ep.next(), '=', -1)) varname += ep.next(), ep.at++;
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ep.at++;
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cld x = ep.parse();
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if(!ep.ok()) return err;
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dict[varname] = x;
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}
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if(!dict.count("y") && dict.count("r"))
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return xspinpush0(real(dict["phi"]), real(dict["r"]));
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if(dict.count("z") && dict.count("x"))
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return hpxyz(real(dict["x"]), real(dict["y"]), real(dict["z"]));
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if(dict.count("z")) {
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return xy_to_point(real(dict["z"]), imag(dict["z"]));
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}
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return xy_to_point(real(dict["x"]), real(dict["y"]));
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}
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hyperpoint gcurvestart = err;
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void xcurvepoint(hyperpoint h) {
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curvepoint(cwtV * h);
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if(iserror(gcurvestart))
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gcurvestart = h;
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else if(sphere && intval(gcurvestart, h) > .1) {
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queuecurve(graphcolor, 0, PPR::LINE);
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curvepoint(cwtV * h);
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gcurvestart = h;
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}
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}
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void finish() {
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if(!iserror(gcurvestart)) {
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queuecurve(graphcolor, 0, PPR::LINE);
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gcurvestart = err;
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}
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}
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int small_limit = 6, big_limit = 20;
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void draw_to(ld t0, hyperpoint h0, ld t1, hyperpoint h1, int small = 0, int big = 0) {
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if(iserror(h0) || iserror(h1) || intval(h0, h1) < .01) small++;
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else small = 0;
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if(small >= small_limit || big >= big_limit) {
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xcurvepoint(h1);
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return;
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}
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if(t1-t0 < 1e-6) {
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finish();
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return;
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}
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ld t2 = (t0 + t1) / 2;
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hyperpoint h2 = find_point(t2);
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draw_to(t0, h0, t2, h2, small, big+1);
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draw_to(t2, h2, t1, h1, small, big+1);
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}
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int editwhich = -1;
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void show_graph() {
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cmode = sm::SIDE | sm::MAYDARK;
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gamescreen(0);
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dialog::init(XLAT("graph"));
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for(int i=0; i<isize(formula); i++) {
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if(editwhich == i) {
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dialog::addItem(dialog::view_edited_string(), '1'+i);
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}
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else {
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dialog::addItem(formula[i], editwhich == -1 ? '1'+i : 0);
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dialog::add_action([i] () { editwhich = i; dialog::start_editing(formula[i]); });
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}
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}
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dialog::addBack();
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dialog::display();
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keyhandler = [] (int sym, int uni) {
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if(editwhich >= 0) {
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if(dialog::handle_edit_string(sym, uni)) ;
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else if(doexiton(sym, uni))
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editwhich = -1;
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}
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else {
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handlePanning(sym, uni);
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dialog::handleNavigation(sym, uni);
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// if(doexiton(sym, uni)) popScreen();
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}
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};
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}
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bool frame() {
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if(graphcolor) {
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hyperpoint h0 = find_point(0);
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hyperpoint h1 = find_point(1);
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if(!iserror(h0)) xcurvepoint(h0);
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draw_to(0, h0, 1, h1);
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finish();
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}
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return false;
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}
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#if CAP_COMMANDLINE
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int readArgs() {
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using namespace arg;
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if(0) ;
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else if(argis("-dgraph")) {
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PHASE(3);
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showstartmenu = false;
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pushScreen(show_graph);
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shift();
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while(args().find("=") != string::npos) {
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formula.emplace_back(args());
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shift();
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}
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graphcolor = arghex();
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}
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else if(argis("-dgs")) {
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small_limit = argi();
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}
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else if(argis("-dgl")) {
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big_limit = argi();
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}
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else return 1;
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return 0;
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}
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#endif
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auto xhook = addHook(hooks_args, 100, readArgs)
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+ addHook(hooks_frame, 0, frame);
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}
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}
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