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Code Issues Releases Wiki Activity

downseek works in Euclidean now

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Zeno Rogue
2019-12-27 11:14:25 +01:00
parent d8cf05bdb8
commit aeac634abd
3 changed files with 58 additions and 41 deletions
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82
celldrawer.cpp
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@@ -1629,32 +1629,68 @@ void celldrawer::draw_features_and_walls_3d() {
queuepoly(face_the_player(V), cgi.shLoveRing, darkena(0x402030, 0, 0xFF));
}
void celldrawer::check_rotations() {
if(euclid) return;
#if HDR
struct downseek_t {
cell *best;
hyperpoint total;
hyperpoint point;
ld speed;
ld depth;
int qty;
void reset() {
qty = 0;
total = Hypc;
depth = 0;
best = nullptr;
}
};
#endif
bool usethis = false;
double spd = 1;
int side = 0;
EX downseek_t downseek;
void celldrawer::check_rotations() {
auto& ds = downseek;
// we generally want function(ds.best) but this would fail if ds.best is not known yet,
// so we use function(old) which will return the same value as function(c) if ds.best is not known yet
cell *old = ds.best ? ds.best : c;
auto use_if_less = [this] (int a, int b, ld spd, int side) {
if(a > b) return;
if(!ds.best || a < b) ds.reset();
if(a <= b) {
ds.best = c;
ds.speed = spd;
if(prod) {
auto pd = product_decompose(tC0(V));
ds.total += pd.second;
ds.depth += pd.first;
}
else
ds.total += tC0(V);
ds.qty++;
ds.point = normalize_flat(ds.total);
if(prod) ds.point = zshift(ds.point, ds.depth / ds.qty);
if(side == 2) for(int i=0; i<3; i++) ds.point[i] = -ds.point[i];
if(side == 1) ds.point = spin(-M_PI/2) * ds.point;
}
};
if(0);
#if CAP_BT
else if(bt::in() && models::do_rotate >= 2) {
if(!straightDownSeek || c->master->distance < straightDownSeek->master->distance) {
usethis = true;
spd = 1;
}
use_if_less(c->master->distance, old->master->distance, 1, 0);
}
#endif
else if(isGravityLand(cwt.at->land) && cwt.at->land != laMountain) {
int side = 0;
if(cwt.at->land == laDungeon) side = 2;
if(cwt.at->land == laWestWall) side = 1;
if(models::do_rotate >= 1)
if(!straightDownSeek || edgeDepth(c) < edgeDepth(straightDownSeek)) {
usethis = true;
spd = cwt.at->landparam / 10.;
}
use_if_less(edgeDepth(c), edgeDepth(old), cwt.at->landparam / 10., side);
}
else if(c->master->alt && cwt.at->master->alt &&
@@ -1665,27 +1701,11 @@ void celldrawer::check_rotations() {
cwt.at->land == laCamelot || cwt.at->land == laPalace)))
))
&& c->land == cwt.at->land && c->master->alt->alt == cwt.at->master->alt->alt) {
if(!straightDownSeek || !straightDownSeek->master->alt || celldistAlt(c) < celldistAlt(straightDownSeek)) {
usethis = true;
spd = .5;
if(cwt.at->land == laMountain) side = 2;
}
use_if_less(celldistAlt(c), celldistAlt(old), .5, (cwt.at->land == laMountain) ? 2 : 0);
}
else if(models::do_rotate >= 2 && cwt.at->land == laOcean && cwt.at->landparam < 25) {
if(!straightDownSeek || coastval(c, laOcean) < coastval(straightDownSeek, laOcean)) {
usethis = true;
spd = cwt.at->landparam / 10;
}
}
if(usethis) {
straightDownSeek = c;
straightDownPoint = tC0(V);
straightDownSpeed = spd;
if(side == 2) for(int i=0; i<3; i++) straightDownPoint[i] = -straightDownPoint[i];
if(side == 1) straightDownPoint = spin(-M_PI/2) * straightDownPoint;
use_if_less(coastval(c, laOcean), coastval(old, laOcean), cwt.at->landparam / 10, 0);
}
}