diff options
Diffstat (limited to 'misc.c')
| -rw-r--r-- | misc.c | 68 |
1 files changed, 44 insertions, 24 deletions
@@ -557,48 +557,68 @@ static const uint16 _autosave_months[] = { 0x001, // every 12 months }; -void IncreaseDate(void) +/** + * Runs the day_proc of 'amount' vehicles. + */ +static void RunVehicleDayProc(uint amount) { - const int vehicles_per_day = (1 << (sizeof(_date_fract) * 8)) / 885; - uint i; + Vehicle *v; VehicleID ctr; - int t; - YearMonthDay ymd; + uint i; - if (_game_mode == GM_MENU) { - _tick_counter++; + ctr = _vehicle_id_ctr_day; + + /* If the CTR is already over the size of the pool, don't even run the for-loop */ + if (ctr >= GetVehiclePoolSize()) { + _vehicle_id_ctr_day += amount; return; } - /*if the day changed, call the vehicle event but only update a part of the vehicles - old max was i!= 12. But with that and a bigger number of vehicles (2560), per day only - a part of it could be done, namely: function called max_size date_fract (uint16) / 885 x 12 ==> - 65536 / 885 = 74; 74x12 = 888. So max 888. Any vehicles above that were not _on_new_vehicle_day_proc'd - eg. aged. - So new code updates it for max vehicles. - (_vehicles_size / maximum number of times ctr is incremented before reset ) + 1 (to get last vehicles too) - max size of _date_fract / 885 (added each tick) is number of times before ctr is reset. - Calculation might look complicated, but compiler just replaces it with 35, so that's ok - */ + for (i = 0; i < amount; i++, ctr++) { + /* Skip non-existing vehicles */ + if (ctr >= GetVehiclePoolSize()) { + _vehicle_id_ctr_day += amount; + return; + } - ctr = _vehicle_id_ctr_day; - for (i = 0; i != ((uint)GetVehiclePoolSize() / vehicles_per_day) + 1 && ctr != GetVehiclePoolSize(); i++) { - Vehicle *v = GetVehicle(ctr++); - if ((t = v->type) != 0) - _on_new_vehicle_day_proc[t - 0x10](v); + v = GetVehicle(ctr); + if (v->type != 0) + _on_new_vehicle_day_proc[v->type - 0x10](v); } + _vehicle_id_ctr_day = ctr; +} + +void IncreaseDate(void) +{ + uint32 total_vehicles = (1 << _vehicle_pool.block_size_bits) * _vehicle_pool.max_blocks; + YearMonthDay ymd; + + if (_game_mode == GM_MENU) { + _tick_counter++; + return; + } + + RunVehicleDayProc(total_vehicles / DAY_TICKS); /* increase day, and check if a new day is there? */ _tick_counter++; - _date_fract += 885; - if (_date_fract >= 885) + _date_fract++; + if (_date_fract < DAY_TICKS) return; + _date_fract = 0; + + printf("%d\n", _frame_counter); /* yeah, increse day counter and call various daily loops */ _date++; + /* We have a hole because of rounding errors, between the last vehicle checked and the max amount + * of vehicles.. correct for that problem here */ + RunVehicleDayProc(total_vehicles - _vehicle_id_ctr_day); + + assert(_vehicle_id_ctr_day == total_vehicles); _vehicle_id_ctr_day = 0; TextMessageDailyLoop(); |