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Code Issues Releases Wiki Activity

racing:: checksum to disable ghosts on incorrect tracks

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Zeno Rogue
2018-12-23 13:11:58 +01:00
parent 1d413a7d97
commit 9a47148ae7
1 changed files with 21 additions and 3 deletions
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24
racing.cpp
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@@ -64,6 +64,7 @@ struct ghostmoment {
struct ghost { struct ghost {
charstyle cs; charstyle cs;
int result; int result;
int checksum;
time_t timestamp; time_t timestamp;
vector<ghostmoment> history; vector<ghostmoment> history;
}; };
@@ -100,11 +101,11 @@ void hwrite(hstream& hs, const ghostmoment& m) {
} }
void hread(hstream& hs, ghost& gh) { void hread(hstream& hs, ghost& gh) {
hread(hs, gh.cs, gh.result, gh.timestamp, gh.history); hread(hs, gh.cs, gh.result, gh.timestamp, gh.checksum, gh.history);
} }
void hwrite(hstream& hs, const ghost& gh) { void hwrite(hstream& hs, const ghost& gh) {
hwrite(hs, gh.cs, gh.result, gh.timestamp, gh.history); hwrite(hs, gh.cs, gh.result, gh.timestamp, gh.checksum, gh.history);
} }
bool read_ghosts(string seed, int mcode) { bool read_ghosts(string seed, int mcode) {
@@ -181,6 +182,8 @@ race_cellinfo& get_info(cell *c) {
return rti[rti_id.at(c)]; return rti[rti_id.at(c)];
} }
int race_checksum;
ld start_line_width; ld start_line_width;
void generate_track() { void generate_track() {
@@ -553,6 +556,21 @@ void generate_track() {
*/ */
track_ready = true; track_ready = true;
race_checksum = hrand(1000000);
auto& gh = race_ghosts[{track_code, modecode()}] [specialland];
int ngh = 0;
for(int i=0; i<isize(gh); i++) {
if(gh[i].checksum != race_checksum) {
println(hlog, "wrong checksum: %x, should be %x", gh[i].checksum, race_checksum);
}
else {
if(i != ngh)
gh[ngh] = move(gh[i]);
ngh++;
}
}
gh.resize(ngh);
race_start_tick = 0; race_start_tick = 0;
for(int i=0; i<MAXPLAYER; i++) race_finish_tick[i] = 0; for(int i=0; i<MAXPLAYER; i++) race_finish_tick[i] = 0;
@@ -946,7 +964,7 @@ void race_won() {
auto &subtrack = race_ghosts[{track_code, modecode()}] [specialland]; auto &subtrack = race_ghosts[{track_code, modecode()}] [specialland];
subtrack.emplace_back(ghost{gcs, ticks - race_start_tick, time(NULL), current_history[current_player]}); subtrack.emplace_back(ghost{gcs, ticks - race_start_tick, race_checksum, time(NULL), current_history[current_player]});
sort(subtrack.begin(), subtrack.end(), [] (const ghost &g1, const ghost &g2) { return g1.result > g2.result; }); sort(subtrack.begin(), subtrack.end(), [] (const ghost &g1, const ghost &g2) { return g1.result > g2.result; });
if(isize(subtrack) > ghosts_to_save && ghosts_to_save > 0) if(isize(subtrack) > ghosts_to_save && ghosts_to_save > 0)
subtrack.resize(ghosts_to_save); subtrack.resize(ghosts_to_save);