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rogueviz::ads:: in the AdS game, binary search for ship to display

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Zeno Rogue
2025-04-08 14:46:12 +02:00
parent 1cdd4e66c0
commit ff22efaed0
1 changed files with 26 additions and 11 deletions
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37
rogueviz/ads/display.cpp
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@@ -182,12 +182,10 @@ void draw_game_cell(const cell_to_draw& cd) {
queuestr(shiftless(rgpushxto0(rock.pt_main.h)), time_scale, str, 0xFFFFFF, 8); queuestr(shiftless(rgpushxto0(rock.pt_main.h)), time_scale, str, 0xFFFFFF, 8);
} }
} }
/* todo: binary search */
if(paused || which_cross) for(auto& rock: ci.shipstates) {
cross_result cr;
if(hv) render_ship_parts([&] (const hpcshape& sh, color_t col, int sym) { if(paused || which_cross) if(hv) for(auto& rock: ci.shipstates) {
render_ship_parts([&] (const hpcshape& sh, color_t col, int sym) {
int dx = sym ? -1 : 1; int dx = sym ? -1 : 1;
for(int i=sh.s; i<sh.e; i++) { for(int i=sh.s; i<sh.e; i++) {
auto h = twist::uxpush(cgi.hpc[i][0]) * twist::uypush(cgi.hpc[i][1] * dx) * C0; auto h = twist::uxpush(cgi.hpc[i][0]) * twist::uypush(cgi.hpc[i][1] * dx) * C0;
@@ -200,17 +198,34 @@ void draw_game_cell(const cell_to_draw& cd) {
queuecurve(S, col, 0, PPR::LINE); queuecurve(S, col, 0, PPR::LINE);
}); });
if(hv) continue; }
if(paused || which_cross) if(!hv && !ci.shipstates.empty()) {
cross_result cr;
int lo = 0, hi = isize(ci.shipstates)-1;
while(lo < hi) {
auto med = (lo + hi + 1) / 2;
hybrid::in_actual([&]{
dynamicval<eGeometry> b(geometry, gTwistedProduct);
auto h = V * ci.shipstates[med].at;
cr = cross0(current * h);
});
if(cr.shift < -1e-6) hi = med - 1;
else lo = med;
}
auto& rock = ci.shipstates[lo];
hybrid::in_actual([&]{ hybrid::in_actual([&]{
dynamicval<eGeometry> b(geometry, gTwistedProduct); dynamicval<eGeometry> b(geometry, gTwistedProduct);
auto h = V * rock.at; auto h = V * rock.at;
cr = cross0(current * h); cr = cross0(current * h);
}); });
if(cr.shift < -1e-6 || cr.shift > rock.duration + 1e-6) continue;
render_ship_parts([&] (const hpcshape& sh, color_t col, int sym) { bool ok = cr.shift >= -1e-6 && cr.shift < rock.duration + 1e-6;
if(ok) render_ship_parts([&] (const hpcshape& sh, color_t col, int sym) {
int dx = sym ? -1 : 1; int dx = sym ? -1 : 1;
vector<hyperpoint> pts; vector<hyperpoint> pts;
for(int i=sh.s; i<sh.e; i++) { for(int i=sh.s; i<sh.e; i++) {
@@ -225,12 +240,12 @@ void draw_game_cell(const cell_to_draw& cd) {
queuecurve(shiftless(Id), 0xFF, col, PPR::MONSTER_FOOT); queuecurve(shiftless(Id), 0xFF, col, PPR::MONSTER_FOOT);
}); });
if(view_proper_times) { if(ok && view_proper_times) {
string str = hr::format(tformat, (cr.shift + rock.start) / ads_time_unit); string str = hr::format(tformat, (cr.shift + rock.start) / ads_time_unit);
queuestr(shiftless(rgpushxto0(cr.h)), time_scale, str, 0xC0C0C0, 8); queuestr(shiftless(rgpushxto0(cr.h)), time_scale, str, 0xC0C0C0, 8);
} }
} }
if(paused && c == vctr_ship && !game_over && !in_replay && !hv) { if(paused && c == vctr_ship && !game_over && !in_replay && !hv) {
cross_result cr; cross_result cr;
hybrid::in_actual([&]{ hybrid::in_actual([&]{