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racing:: compressing the files

This commit is contained in:
Zeno Rogue 2018-11-26 23:17:43 +01:00
parent c703fd50eb
commit 6a9eaa91bd
1 changed files with 30 additions and 12 deletions
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42
racing.cpp
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@ -44,11 +44,19 @@ void apply_seed() {
int race_start_tick, race_finish_tick[MAXPLAYER];
typedef unsigned char uchar;
uchar frac_to_uchar(ld x) { return uchar(x * 256); }
uchar angle_to_uchar(ld x) { return frac_to_uchar(x / 2 / M_PI); }
ld uchar_to_frac(uchar x) { return x / 256.; }
transmatrix spin_uchar(uchar x) { return spin(uchar_to_frac(x) * 2 * M_PI); }
static const ld distance_multiplier = 4;
struct ghostmoment {
int step;
int where_id;
transmatrix T;
ld footphase;
int step, where_id;
uchar alpha, distance, beta, footphase;
};
struct ghost {
@ -82,15 +90,11 @@ string ghost_filename(string seed, int mcode) {
}
void hread(hstream& hs, ghostmoment& m) {
hread(hs, m.step, m.where_id, m.footphase);
for(int i=0; i<3; i++) for(int j=0; j<3; j++)
hread(hs, m.T[i][j]);
hread(hs, m.step, m.where_id, m.alpha, m.distance, m.beta, m.footphase);
}
void hwrite(hstream& hs, const ghostmoment& m) {
hwrite(hs, m.step, m.where_id, m.footphase);
for(int i=0; i<3; i++) for(int j=0; j<3; j++)
hwrite(hs, m.T[i][j]);
hwrite(hs, m.step, m.where_id, m.alpha, m.distance, m.beta, m.footphase);
}
void hread(hstream& hs, ghost& gh) {
@ -470,7 +474,18 @@ void set_view() {
shmup::monster *who = shmup::pc[current_player];
if(!inrec) current_history[current_player].emplace_back(ghostmoment{ticks - race_start_tick, rti_id[who->base], who->at, who->footphase});
if(!inrec) {
const transmatrix T = who->at;
ld alpha = -atan2(T * C0);
ld distance = hdist0(T * C0);
ld beta = -atan2(xpush(-distance) * spin(-alpha) * T * Cx1);
current_history[current_player].emplace_back(ghostmoment{ticks - race_start_tick, rti_id[who->base],
angle_to_uchar(alpha),
frac_to_uchar(distance / distance_multiplier),
angle_to_uchar(beta),
frac_to_uchar(who->footphase)
});
}
transmatrix at = ggmatrix(who->base) * who->at;
@ -856,7 +871,10 @@ void markers() {
cell *w = rti[p->where_id].c;
if(!gmatrix.count(w)) continue;
dynamicval<charstyle> x(getcs(), ghost.cs);
drawMonsterType(moPlayer, w, gmatrix[w] * p->T, 0, p->footphase);
transmatrix T = spin_uchar(p->alpha) * xpush(uchar_to_frac(p->distance) * distance_multiplier) * spin_uchar(p->beta);
drawMonsterType(moPlayer, w, gmatrix[w] * T, 0, uchar_to_frac(p->footphase));
}
if(gmatrix.count(track[0])) {