hyperrogue/rogueviz/pentagonal.cpp

376 lines
9.9 KiB
C++

#include "rogueviz.h"
namespace rogueviz {
#if CAP_ARCM
namespace pentagonal {
transmatrix ts[3];
hyperpoint facingdir(array<hyperpoint,3>& a) {
hyperpoint tmp = (a[1]-a[0]) ^ (a[2]-a[0]);
tmp /= sqrt(tmp|tmp);
return tmp;
}
vector<pair<ld, transmatrix>> sideangles;
cell *p0, *t0, *t1, *t2, *cc;
bool snubon;
hyperpoint cor;
void kframe() {
if(snubon) {
queuestr(gmatrix[p0], 0.6, "P0", 0xFFFFFF, 1);
queuestr(gmatrix[cc], 0.6, "C", 0xFFFFFF, 1);
queuestr(gmatrix[t0], 0.6, "T0", 0xFFFFFF, 1);
queuestr(gmatrix[t1], 0.6, "T1", 0xFFFFFF, 1);
queuestr(gmatrix[t2], 0.6, "T2", 0xFFFFFF, 1);
}}
hyperpoint xts0;
array<hyperpoint, 3> mts;
rug::rugpoint *pt(hyperpoint h, hyperpoint c, int id) {
auto r = rug::addRugpoint(C0, -1);
r->flat = h;
r->x1 = (1 + c[0]) / 16 + (id/8) / 8.;
r->y1 = (1 + c[1]) / 16 + (id%8) / 8.;
r->valid = true;
return r;
}
hyperpoint inplane(array<hyperpoint, 3>& a, hyperpoint line) {
hyperpoint mu = (a[1]-a[0]) ^ (a[2]-a[0]);
// (a[0] | mu) == (line * z | mu)
return line * (a[0] | mu) / (line | mu);
}
transmatrix matrix2;
#if CAP_TEXTURE
bool need_texture = true;
texture::texture_data tdata; // = texture::config.data;
#endif
int global_v, global_w;
void make_texture() {
#if CAP_TEXTURE
rug::renderonce = true;
need_texture = false;
tdata.whitetexture();
int tw = tdata.twidth;
printf("tw = %d\n", tw);
int fw = tw / 4;
auto pix = [&] (int k, int x, int y) -> unsigned& {
return tdata.texture_pixels[y * tw + x + (k&3) * fw + (k>>2) * fw * tw];
};
for(int y=0; y<tw; y++)
for(int x=0; x<tw; x++)
for(int p=0; p<3; p++) {
int ax = x / (tw/8);
int ay = y / (tw/8);
int bx = x % (tw/8);
int by = y % (tw/8);
int id = ax * 8 + ay;
hyperpoint h = sideangles[id % isize(sideangles)].second * xts0;
if(!sphere) {
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)};
ld idx = (id % global_v) * 6. / global_v;
h = ehs[int(idx)] * (1-(idx-int(idx))) + ehs[int(idx)+1] * (idx-int(idx));
}
ld hyp = hypot(bx-tw/16, by-tw/16) / (tw/16);
if(hyp > 1) hyp = 1;
part(pix(0,x,y), p) = 255 * (1 * hyp + (0.5 + h[p]/2) * (1-hyp));
}
tdata.loadTextureGL();
rug::alternate_texture = tdata.textureid;
#endif
}
void create_model();
void run_snub(int v, int w) {
snubon = false;
global_v = v; global_w = w;
printf("set geometry\n");
stop_game(); autocheat = true;
int bonus;
if(w == 4 && v == 4) bonus = 12;
else if(w == 4 && v == 5) bonus = 7;
else if(w == 4 && v == 6) bonus = 4;
else if(w == 3 && v == 6) bonus = 12;
else if(w == 3 && v == 7) bonus = 8;
else if(w == 3 && v == 8) bonus = 7;
else if(w == 3 && v == 9) bonus = 6;
else bonus = 0;
gamerange_bonus = genrange_bonus = sightrange_bonus = bonus;
set_geometry(gArchimedean);
set_variation(eVariation::pure);
arcm::current.parse("("+its(v)+",3," + its(w) + ",3,3) (2,3)(1,0)(4)");
check_cgi();
cgi.require_basics();
specialland = laCanvas;
patterns::whichCanvas = 'A';
// vid.wallmode = 1;
printf("start game\n");
printf("distlimit = %d\n", cgi.base_distlimit);
start_game();
printf("ok\n");
printf("allcells = %d\n", isize(currentmap->allcells()));
sideangles.clear();
printf("gamerange = %d\n", gamerange());
printf("genrange = %d\n", getDistLimit() + genrange_bonus);
setdist(cwt.at, 7 - getDistLimit() - genrange_bonus, NULL);
bfs();
drawthemap();
if(euclid || sphere) for(cell *c: currentmap->allcells())
gmatrix[c] = arcm::archimedean_gmatrix[c->master].second;
cellwalker cw(currentmap->gamestart(), 0);
p0 = cw.at;
t0 = (cw - 1 + wstep).at;
t1 = (cw + wstep).at;
t2 = (cw + wstep + 1 + wstep - 1).at;
// p1 = (cw + wstep + 1 + wstep -1 + wstep).at;
cc = (cw - 1 + wstep - 1 + wstep).at;
transmatrix rel = inverse(gmatrix[p0]);
ts[0] = rel * gmatrix[t0] * ddspin(t0, (cw - 1 + wstep).spin);
ts[1] = rel * gmatrix[t1];
ts[2] = rel * gmatrix[t2] * ddspin(t2, (cw + wstep + 1 + wstep - 1).spin);
matrix2 = ts[2] * inverse(ts[0]);
for(int i=0; i<3; i++) mts[i] = ts[i] * C0;
hyperpoint f = facingdir(mts);
for(cell *c: currentmap->allcells()) {
int id = arcm::id_of(c->master);
if(among(id, 0, 1)) for(int d=0; d<v; d++) {
transmatrix T = rel * ggmatrix(c) * spin(2*M_PI*d/v);
array<hyperpoint,3> hts;
for(int i=0; i<3; i++)
hts[i] = T * ts[i] * C0;
// for(int i=0; i<3; i++) printf("%s ", display(hts[i]));
hyperpoint f1 = facingdir(hts);
ld scalar = (f|f1);
ld alpha = (M_PI - acos(scalar)) / degree;
sideangles.emplace_back(alpha, T);
}
}
vector<double> sav;
for(auto p: sideangles) sav.push_back(p.first);
sort(sav.begin(), sav.end());
println(hlog, "sideangles ", sav);
xts0 = tC0(ts[0]);
println(hlog, "original ", xts0);
cor = rel * gmatrix[cc] * C0;
rug::reopen();
for(auto p: rug::points) p->valid = true;
rug::good_shape = true;
make_texture();
create_model();
printf("points = %d tris = %d side = %d\n", isize(rug::points), isize(rug::triangles), isize(sideangles));
rug::model_distance = euclid ? 4 : 2;
rug::rug_perspective = hyperbolic;
showstartmenu = false;
snubon = true;
rug::invert_depth = hyperbolic;
}
ld x, y;
void create_model() {
if(!inHighQual) {
x = (mousex - current_display->xcenter + .0) / vid.xres;
y = (mousey - current_display->ycenter + .0) / vid.yres;
}
int v = global_v;
rug::clear_model();
ld alpha = atan2(y, x);
ld h = hypot(x, y);
hyperpoint chk = ts[0] * xspinpush0(alpha, h);
mts[0] = chk;
mts[1] = spin(-2*M_PI/v) * chk;
mts[2] = matrix2 * chk;
hyperpoint c[5];
for(int i=0; i<5; i++)
c[i] = hpxy(sin(2 * i * M_PI/5), cos(2 * i * M_PI/5));
hyperpoint tria[5];
tria[0] = mts[0];
tria[1] = inplane(mts, C0);
tria[2] = mts[1];
tria[3] = mts[2];
tria[4] = inplane(mts, cor);
hyperpoint ctr = Hypc;
for(int i=0; i<5; i++) ctr += tria[i];
ctr = inplane(mts, ctr);
transmatrix tester = spin(1.1) * xpush(1);
int idh = 0;
for(hyperpoint h: {ctr, tria[0], tria[1], tria[2], tria[3], tria[4], ctr}) {
int good1 = 0, good2 = 0;
// printf("%d: ", idh);
for(int i=0; i<5; i++) {
array<hyperpoint, 3> testplane;
testplane[0] = tester * h;
testplane[1] = tester * tria[i];
testplane[2] = tester * tria[(i+1)%5];
hyperpoint f = facingdir(testplane);
if(f[0] > -1e-6 || std::isnan(f[0])) good1++;
if(f[0] < +1e-6 || std::isnan(f[0])) good2++;
}
// printf("\n");
if(good1 == 5 || good2 == 5) {ctr = h; break; }
idh++;
}
// printf("idh = %d\n", idh);
printf("createmodel with ticks = %d\n", ticks);
transmatrix t = hyperbolic ? hr::cspin(0, 2, M_PI) * xpush(sin(ticks * M_PI * 2 / anims::period)) : hr::cspin(0, 2, ticks * M_PI * 2 / anims::period);
hyperpoint hs = hyperbolic ? hpxyz(0,0,-1) : hpxyz(0,0,0);
if(euclid) t = Id;
int id = 0;
for(auto& p: sideangles) {
auto& T = p.second;
array<rug::rugpoint*,5> hts;
auto cpt = pt(hs + t * T * ctr, C0, id);
for(int s=0; s<5; s++)
hts[s] = pt(hs + t * T * tria[s], c[s], id);
for(int s=0; s<5; s++)
rug::addTriangle(cpt, hts[s], hts[(s+1)%5]);
id++;
if(!sphere) id %= global_v;
}
}
#if CAP_COMMANDLINE
int readArgs() {
using namespace arg;
if(0) ;
else if(argis("-snub")) {
PHASE(3);
shift();
run_snub(argi(), 3);
}
else if(argis("-snub4")) {
PHASE(3);
shift();
run_snub(argi(), 4);
}
else return 1;
return 0;
}
#endif
bool frame() {
if(snubon && rug::rugged) {
create_model();
nomenukey = true;
displaychr(current_display->xcenter, current_display->ycenter, 0, 10, 'X', 0xFFFFFF);
clearMessages();
nohelp = true;
playerfound = true;
return true;
}
return false;
}
bool handleKey(int sym, int uni) {
if(snubon) {
if(among(uni, '3', '4', '5', '6', '7', '8', '9') && (cmode & sm::NORMAL)) {
run_snub(uni - '0', 3);
return true;
}
if(among(uni, '#', '$', '%', '&', '^') && (cmode & sm::NORMAL)) {
if(uni == '^') uni = '&';
run_snub(uni - 32, 4);
return true;
}
if(uni == 'a' && (cmode & sm::NORMAL)) {
rug::close();
mapeditor::drawplayer = false;
return true;
}
if(uni == 's' && rug::rugged && (cmode & sm::NORMAL)) {
vid.fov += 30;
if(vid.fov >= 180) vid.fov = 60;
}
if(uni == 'i' && rug::rugged && (cmode & sm::NORMAL)) {
rug::invert_depth = !rug::invert_depth;
return true;
}
}
return false;
}
auto xhook = addHook(hooks_args, 100, readArgs)
+ addHook(hooks_handleKey, 0, handleKey)
+ addHook(hooks_prestats, 0, frame)
+ addHook(hooks_clearmemory, 40, [] () { snubon = false; } )
+ addHook(rvtour::hooks_build_rvtour, 142, [] (vector<tour::slide>& v) {
using namespace tour;
v.push_back(
tour::slide{"unsorted/Pentagonal Exploration", 62, LEGAL::NONE | QUICKGEO,
"Pentagonal Exploration explained at: http://www.roguetemple.com/z/sims/snub/\n\n"
"Move the mouse nearer and further away from the X.\n\n"
"Press 3 4 5 6 7 8 9 shift+4 shift+5 shift+6 to change the geometry.",
[] (presmode mode) {
if(mode == 1) {
pentagonal::run_snub(5, 3);
}
if(mode == 3) {
printf("stopping\n");
set_geometry(gNormal);
set_variation(eVariation::bitruncated);
rug::close();
start_game();
}
}}
);
});
}
#endif
}