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rogueviz:: qtm:: slides added
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@ -1,4 +1,4 @@
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#include "../hyper.h"
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#include "rogueviz.h"
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// Copyright (C) 2011-2019 Zeno Rogue, see 'hyper.cpp' for details
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@ -21,7 +21,7 @@ namespace hybrid { extern hrmap *pmap; }
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namespace qtm {
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int mode;
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int qmode;
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color_t rainbow_color_at(hyperpoint h) {
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ld sat = 1 - 1 / h[2];
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@ -38,11 +38,11 @@ void set_cell(cell *c) {
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c->landparam = c1->landparam;
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c->item = itNone;
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c->monst = moNone;
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if(mode == 1) {
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if(qmode == 1) {
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if(hybrid::get_where(c).second == 0)
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c->landparam = 0xFFFFFF;
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}
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if(mode == 2) {
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if(qmode == 2) {
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if(hybrid::get_where(c).second != 0)
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c->wall = waNone;
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}
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@ -73,29 +73,31 @@ void set_cell(cell *c) {
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}
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}
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bool qtm_on;
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bool may_set_cell(cell *c, int d, cell *from) {
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if(qtm_on) set_cell(c);
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set_cell(c);
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return false;
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}
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void enable() {
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addHook(hooks_cellgen, 100, may_set_cell);
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}
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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("-qtm-stripe")) {
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mode = 1;
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qmode = 1;
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}
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else if(argis("-qtm-no-stripe")) {
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mode = 0;
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qmode = 0;
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}
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else if(argis("-qtm-stripe-only")) {
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mode = 2;
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qmode = 2;
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}
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else if(argis("-qtm")) {
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PHASEFROM(2);
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qtm_on = true;
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enable();
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}
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else if(argis("-spheredemo")) {
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@ -188,10 +190,67 @@ int args() {
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return 0;
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}
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auto hooks = addHook(hooks_cellgen, 100, may_set_cell)
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+ addHook(hooks_args, 100, args);
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auto hooks =
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addHook(hooks_args, 100, args)
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+ addHook(rogueviz::pres::hooks_build_rvtour, 180, [] (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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for(int m: {1,2}) {
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string ex = m == 1 ? " (A)" : " (B)";
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string bonus = m == 2 ? "\n\nTo make stretching more interesting, only the 'stripes' are filled now." : "";
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v.push_back(slide{
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"rotations/isometries of 2-sphere"+ex, 10, LEGAL::NONE | QUICKGEO,
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"3D engines often represent rotations as unit quaternions. These form a 3D elliptic space. What if we could fly through this space of rotations?\n\n"
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"Rotation matching the current camera position shown in the corner. Beams in the rotation space correspond to bumps on the sphere.\n\n"
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"You can also obtain a different geometry (Berger sphere) by stretching along the fibers. Press 5 to stretch."+bonus
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,
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[m] (presmode mode) {
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setCanvas(mode, '0');
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slide_url(mode, 't', "Twitter link", "https://twitter.com/ZenoRogue/status/1166723332840001536");
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slide_url(mode, 's', "stretched Twitter link", "https://twitter.com/ZenoRogue/status/1258035231996682244");
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if(mode == pmStart) {
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set_geometry(gSphere);
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set_variation(eVariation::bitruncated);
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set_geometry(gRotSpace);
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slide_backup(rots::underlying_scale, .25);
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slide_backup(qmode, m);
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slide_backup(ray::max_cells, 32768);
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slide_backup(ray::fixed_map, true);
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slide_backup(smooth_scrolling, true);
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slide_backup(camera_speed, .1);
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enable();
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start_game();
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}
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if(mode == pmKey)
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edit_stretch();
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}});
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v.push_back(slide{
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"rotations/isometries of the hyperbolic plane"+ex, 10, LEGAL::NONE | QUICKGEO,
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"The hyperbolic analog of the previous slide. The space is PSL(2,R) now, which has a non-isotropic geometry. It can be represented using split quaternions.\n\n"
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"Again, press 5 to stretch."+bonus
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,
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[m] (presmode mode) {
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setCanvas(mode, '0');
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slide_url(mode, 's', "stretched Twitter link", "https://twitter.com/ZenoRogue/status/1259143275115687936");
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if(mode == pmStart) {
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set_geometry(gKleinQuartic);
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set_variation(eVariation::bitruncated);
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set_geometry(gRotSpace);
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slide_backup(rots::underlying_scale, .25);
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slide_backup(qmode, m);
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slide_backup(ray::max_cells, 32768);
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slide_backup(ray::fixed_map, true);
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slide_backup(ray::want_use, 2);
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slide_backup(smooth_scrolling, true);
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slide_backup(camera_speed, .1);
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enable();
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start_game();
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}
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if(mode == pmKey)
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edit_stretch();
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}});
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}
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});
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}
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