95 lines
2.1 KiB
C++
95 lines
2.1 KiB
C++
#include "rogueviz.h"
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// 'hyperbolic city' demo
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// download the model from https://sketchfab.com/3d-models/night-city-p2-82637933a7cb4fafadb0e2a79415c438 as rogueviz/models/emilejohansson_p2.obj
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// see the results posted here:
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// https://twitter.com/ZenoRogue/status/1375750351391981570
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// -noplayer -geo 4x5 -gp 1 1 -unrectified -switch-fpp -canvas 303030 camera=0 depth=0 -sr 3 -PM 0 -alpha 1 -zoom .95
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// https://twitter.com/ZenoRogue/status/1375748835046215682
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// -noplayer -geo nil -canvas 303030 -back 44e4 -sight3 3
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// https://twitter.com/ZenoRogue/status/1375754422752575488
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// add -PM 0 -alpha 1
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namespace hr {
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using namespace rogueviz::objmodels;
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model city("rogueviz/models/", "emilejohansson_p2.obj");
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hyperpoint low, high;
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void prepare_tf() {
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if(!city.models.empty()) return;
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prec = 40;
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for(int i=0; i<4; i++) low[i] = 100, high[i] = -100;
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cgi.require_basics();
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hyperpoint corner = get_corner_position(cwt.at, 0);
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ld t = abs(corner[0] / corner[3]);
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city.tf = [=] (hyperpoint h) -> pair<int, hyperpoint> {
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swap(h[1], h[2]);
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h[2] = -h[2];
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h[2] += 0.063;
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h[0] -= 0.063;
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h[1] += 0.063;
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h *= 6;
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// h[0] -= .5;
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// h[1] += .5;
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for(int i=0; i<4; i++)
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low[i] = min(low[i], h[i]),
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high[i] = max(high[i], h[i]);
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if(hyperbolic) {
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hyperpoint hx;
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hx[0] = h[0] * t * 2;
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hx[1] = h[1] * t * 2;
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hx[2] = 0;
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hx[3] = 1;
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hx = spin(45 * degree) * hx;
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normalize(hx);
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hx = zshift(hx, h[2]*(t*7));
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return {0, hx};
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}
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if(nil) {
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swap(h[1], h[2]);
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h *= 0.5 / 0.378;
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h[3] = 1;
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return {0, h};
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}
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return {0, h};
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};
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println(hlog, "low = ", low);
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println(hlog, "high = ", high);
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}
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bool draw_city_at(cell *c, const shiftmatrix& V) {
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prepare_tf();
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if(nil) {
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auto co = nilv::get_coord(c->master);
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if(co[1]) return false;
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}
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if(c == cwt.at || true)
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city.render(V);
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return false;
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}
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auto hypcity_ah = addHook(hooks_drawcell, 100, draw_city_at);
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}
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