mirror of https://github.com/OpenTTD/OpenTTD
(svn r4525) - Codechange: Do a little cleanup; also fix a typo while here: _old_vehicle_multipler should be _old_vehicle_multiplier
Darkvater
parent
6410eac6be
commit
a0b9f67a51
103
oldloader.c
103
oldloader.c
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@ -166,16 +166,13 @@ static bool LoadChunk(LoadgameState *ls, void *base, const OldChunks *chunks)
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ptr = chunk->ptr;
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for (i = 0; i < chunk->amount; i++) {
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if (ls->failed)
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return false;
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if (ls->failed) return false;
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/* Handle simple types */
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if ((chunk->type & 0xFF) != 0) {
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switch (chunk->type & 0xFF) {
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case OC_NULL:
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/* Just read the byte and forget about it */
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ReadByte(ls);
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break;
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/* Just read the byte and forget about it */
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case OC_NULL: ReadByte(ls); break;
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case OC_CHUNK:
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/* Call function, with 'i' as parameter to tell which item we
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@ -185,11 +182,7 @@ static bool LoadChunk(LoadgameState *ls, void *base, const OldChunks *chunks)
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case OC_ASSERT:
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DEBUG(oldloader, 4)("[OldLoader] Assert point: %x / %x", ls->total_read, chunk->offset + _bump_assert_value);
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if (ls->total_read != chunk->offset + _bump_assert_value) {
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ls->failed = true;
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}
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break;
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if (ls->total_read != chunk->offset + _bump_assert_value) ls->failed = true;
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}
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} else {
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uint32 res = 0;
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@ -395,7 +388,7 @@ static void FixOldVehicles(void)
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Vehicle* v;
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FOR_ALL_VEHICLES(v) {
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Vehicle* u;
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Vehicle *u;
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if (v->type == 0) continue;
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@ -445,7 +438,7 @@ extern TileIndex _animated_tile_list[256];
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extern char _name_array[512][32];
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extern uint16 _custom_sprites_base;
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static byte _old_vehicle_multipler;
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static byte _old_vehicle_multiplier;
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static uint8 _old_map3[OLD_MAP_SIZE * 2];
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static bool _new_ttdpatch_format;
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static uint32 _old_town_index;
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@ -461,17 +454,17 @@ static void ReadTTDPatchFlags(void)
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_read_ttdpatch_flags = true;
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/* TTDPatch misuses _old_map3 for flags.. read them! */
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_old_vehicle_multipler = _old_map3[0];
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_old_vehicle_multiplier = _old_map3[0];
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/* Somehow.... there was an error in some savegames, so 0 becomes 1
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and 1 becomes 2. The rest of the values are okay */
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if (_old_vehicle_multipler < 2) _old_vehicle_multipler++;
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if (_old_vehicle_multiplier < 2) _old_vehicle_multiplier++;
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/* TTDPatch incraeses the Vehicle-part in the middle of the game,
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so if the multipler is anything else but 1, the assert fails..
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bump the assert value so it doesn't!
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(1 multipler == 850 vehicles
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1 vehicle == 128 bytes */
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_bump_assert_value = (_old_vehicle_multipler - 1) * 850 * 128;
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_bump_assert_value = (_old_vehicle_multiplier - 1) * 850 * 128;
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/* Check if we have a modern TTDPatch savegame (has extra data all around) */
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_new_ttdpatch_format = (memcmp(&_old_map3[0x1FFFA], "TTDp", 4) == 0);
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@ -483,7 +476,7 @@ static void ReadTTDPatchFlags(void)
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if (_new_ttdpatch_format)
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DEBUG(oldloader, 1)("[OldLoader] Found TTDPatch game");
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DEBUG(oldloader, 1)("[OldLoader] Vehicle-multipler is set to %d (%d vehicles)", _old_vehicle_multipler, _old_vehicle_multipler * 850);
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DEBUG(oldloader, 1)("[OldLoader] Vehicle-multiplier is set to %d (%d vehicles)", _old_vehicle_multiplier, _old_vehicle_multiplier * 850);
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}
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static const OldChunks town_chunk[] = {
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@ -552,13 +545,13 @@ static const OldChunks order_chunk[] = {
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OCL_VAR ( OC_UINT16, 1, &_old_order ),
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OCL_END()
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};
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static bool LoadOldOrder(LoadgameState *ls, int num)
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{
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if (!AddBlockIfNeeded(&_order_pool, num))
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error("Orders: failed loading savegame: too many orders");
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if (!LoadChunk(ls, NULL, order_chunk))
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return false;
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if (!LoadChunk(ls, NULL, order_chunk)) return false;
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AssignOrder(GetOrder(num), UnpackOldOrder(_old_order));
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@ -576,13 +569,13 @@ static const OldChunks depot_chunk[] = {
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OCL_VAR ( OC_UINT32, 1, &_old_town_index ),
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OCL_END()
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};
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static bool LoadOldDepot(LoadgameState *ls, int num)
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{
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if (!AddBlockIfNeeded(&_depot_pool, num))
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error("Depots: failed loading savegame: too many depots");
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if (!LoadChunk(ls, GetDepot(num), depot_chunk))
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return false;
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if (!LoadChunk(ls, GetDepot(num), depot_chunk)) return false;
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if (GetDepot(num)->xy != 0) {
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GetDepot(num)->town_index = REMAP_TOWN_IDX(_old_town_index);
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@ -598,10 +591,10 @@ static const OldChunks price_chunk[] = {
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OCL_VAR ( OC_UINT16, 1, &_old_price_frac ),
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OCL_END()
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};
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static bool LoadOldPrice(LoadgameState *ls, int num)
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{
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if (!LoadChunk(ls, NULL, price_chunk))
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return false;
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if (!LoadChunk(ls, NULL, price_chunk)) return false;
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/* We use a struct to store the prices, but they are ints in a row..
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so just access the struct as an array of int32's */
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@ -618,10 +611,10 @@ static const OldChunks cargo_payment_rate_chunk[] = {
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OCL_NULL( 2 ), // Junk
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OCL_END()
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};
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static bool LoadOldCargoPaymentRate(LoadgameState *ls, int num)
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{
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if (!LoadChunk(ls, NULL, cargo_payment_rate_chunk))
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return false;
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if (!LoadChunk(ls, NULL, cargo_payment_rate_chunk)) return false;
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_cargo_payment_rates[num] = -_old_price;
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_cargo_payment_rates_frac[num] = _old_price_frac;
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@ -643,6 +636,7 @@ static const OldChunks goods_chunk[] = {
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OCL_END()
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};
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static bool LoadOldGood(LoadgameState *ls, int num)
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{
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Station *st = GetStation(_current_station_id);
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@ -761,6 +755,7 @@ static const OldChunks industry_chunk[] = {
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OCL_END()
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};
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static bool LoadOldIndustry(LoadgameState *ls, int num)
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{
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Industry *i;
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@ -769,8 +764,7 @@ static bool LoadOldIndustry(LoadgameState *ls, int num)
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error("Industries: failed loading savegame: too many industries");
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i = GetIndustry(num);
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if (!LoadChunk(ls, i, industry_chunk))
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return false;
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if (!LoadChunk(ls, i, industry_chunk)) return false;
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if (i->xy != 0) {
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i->town = GetTown(REMAP_TOWN_IDX(_old_town_index));
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@ -787,14 +781,14 @@ static const OldChunks player_yearly_chunk[] = {
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OCL_VAR( OC_INT32, 1, &_old_yearly ),
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OCL_END()
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};
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static bool OldPlayerYearly(LoadgameState *ls, int num)
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{
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int i;
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Player *p = GetPlayer(_current_player_id);
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for (i = 0; i < 13; i++) {
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if (!LoadChunk(ls, NULL, player_yearly_chunk))
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return false;
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if (!LoadChunk(ls, NULL, player_yearly_chunk)) return false;
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p->yearly_expenses[num][i] = _old_yearly;
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}
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@ -811,21 +805,20 @@ static const OldChunks player_economy_chunk[] = {
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OCL_END()
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};
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static bool OldPlayerEconomy(LoadgameState *ls, int num)
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{
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int i;
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Player *p = GetPlayer(_current_player_id);
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if (!LoadChunk(ls, &p->cur_economy, player_economy_chunk))
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return false;
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if (!LoadChunk(ls, &p->cur_economy, player_economy_chunk)) return false;
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/* Don't ask, but the number in TTD(Patch) are inversed to OpenTTD */
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p->cur_economy.income = -p->cur_economy.income;
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p->cur_economy.expenses = -p->cur_economy.expenses;
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for (i = 0; i < 24; i++) {
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if (!LoadChunk(ls, &p->old_economy[i], player_economy_chunk))
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return false;
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if (!LoadChunk(ls, &p->old_economy[i], player_economy_chunk)) return false;
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p->old_economy[i].income = -p->old_economy[i].income;
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p->old_economy[i].expenses = -p->old_economy[i].expenses;
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@ -850,6 +843,7 @@ static const OldChunks player_ai_build_rec_chunk[] = {
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OCL_END()
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};
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static bool OldLoadAIBuildRec(LoadgameState *ls, int num)
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{
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Player *p = GetPlayer(_current_player_id);
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@ -965,6 +959,7 @@ static const OldChunks player_ai_chunk[] = {
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OCL_END()
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};
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static bool OldPlayerAI(LoadgameState *ls, int num)
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{
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Player *p = GetPlayer(_current_player_id);
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@ -1020,8 +1015,7 @@ static bool LoadOldPlayer(LoadgameState *ls, int num)
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_current_player_id = num;
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if (!LoadChunk(ls, p, player_chunk))
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return false;
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if (!LoadChunk(ls, p, player_chunk)) return false;
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p->name_1 = RemapOldStringID(_old_string_id);
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p->president_name_1 = RemapOldStringID(_old_string_id_2);
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@ -1076,6 +1070,7 @@ static const OldChunks vehicle_train_chunk[] = {
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OCL_END()
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};
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static const OldChunks vehicle_road_chunk[] = {
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OCL_SVAR( OC_UINT8, VehicleRoad, state ),
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OCL_SVAR( OC_UINT8, VehicleRoad, frame ),
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@ -1089,6 +1084,7 @@ static const OldChunks vehicle_road_chunk[] = {
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OCL_END()
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};
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static const OldChunks vehicle_ship_chunk[] = {
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OCL_SVAR( OC_UINT8, VehicleShip, state ),
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@ -1096,6 +1092,7 @@ static const OldChunks vehicle_ship_chunk[] = {
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OCL_END()
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};
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static const OldChunks vehicle_air_chunk[] = {
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OCL_SVAR( OC_UINT8, VehicleAir, pos ),
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OCL_SVAR( OC_FILE_U8 | OC_VAR_U16, VehicleAir, targetairport ),
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@ -1106,6 +1103,7 @@ static const OldChunks vehicle_air_chunk[] = {
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OCL_END()
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};
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static const OldChunks vehicle_special_chunk[] = {
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OCL_SVAR( OC_UINT16, VehicleSpecial, unk0 ),
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OCL_SVAR( OC_UINT8, VehicleSpecial, unk2 ),
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@ -1114,6 +1112,7 @@ static const OldChunks vehicle_special_chunk[] = {
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OCL_END()
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};
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static const OldChunks vehicle_disaster_chunk[] = {
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OCL_SVAR( OC_UINT16, VehicleDisaster, image_override ),
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OCL_SVAR( OC_UINT16, VehicleDisaster, unk2 ),
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@ -1122,11 +1121,13 @@ static const OldChunks vehicle_disaster_chunk[] = {
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OCL_END()
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};
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static const OldChunks vehicle_empty_chunk[] = {
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OCL_NULL( 10 ), // Junk
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OCL_END()
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};
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static bool LoadOldVehicleUnion(LoadgameState *ls, int num)
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{
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Vehicle *v = GetVehicle(_current_vehicle_id);
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@ -1233,6 +1234,7 @@ static const OldChunks vehicle_chunk[] = {
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OCL_END()
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};
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static bool LoadOldVehicle(LoadgameState *ls, int num)
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{
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uint i;
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@ -1240,17 +1242,16 @@ static bool LoadOldVehicle(LoadgameState *ls, int num)
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/* Read the TTDPatch flags, because we need some info from it */
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ReadTTDPatchFlags();
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for (i = 0; i < _old_vehicle_multipler; i++) {
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for (i = 0; i < _old_vehicle_multiplier; i++) {
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Vehicle *v;
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_current_vehicle_id = num * _old_vehicle_multipler + i;
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_current_vehicle_id = num * _old_vehicle_multiplier + i;
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if (!AddBlockIfNeeded(&_vehicle_pool, _current_vehicle_id))
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error("Vehicles: failed loading savegame: too many vehicles");
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v = GetVehicle(_current_vehicle_id);
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if (!LoadChunk(ls, v, vehicle_chunk))
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return false;
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if (!LoadChunk(ls, v, vehicle_chunk)) return false;
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/* This should be consistent, else we have a big problem... */
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if (v->index != _current_vehicle_id) {
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@ -1279,8 +1280,7 @@ static bool LoadOldVehicle(LoadgameState *ls, int num)
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v->string_id = RemapOldStringID(_old_string_id);
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/* Vehicle-subtype is different in TTD(Patch) */
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if (v->type == VEH_Special)
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v->subtype = v->subtype >> 1;
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if (v->type == VEH_Special) v->subtype = v->subtype >> 1;
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}
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return true;
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@ -1296,6 +1296,7 @@ static const OldChunks sign_chunk[] = {
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OCL_END()
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};
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static bool LoadOldSign(LoadgameState *ls, int num)
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{
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if (!AddBlockIfNeeded(&_sign_pool, num))
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@ -1327,6 +1328,7 @@ static const OldChunks engine_chunk[] = {
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OCL_END()
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};
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static bool LoadOldEngine(LoadgameState *ls, int num)
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{
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if (!LoadChunk(ls, GetEngine(num), engine_chunk)) return false;
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@ -1346,7 +1348,8 @@ static const OldChunks subsidy_chunk[] = {
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OCL_END()
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};
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static bool LoadOldSubsidy(LoadgameState *ls, int num)
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static inline bool LoadOldSubsidy(LoadgameState *ls, int num)
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{
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return LoadChunk(ls, &_subsidies[num], subsidy_chunk);
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}
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@ -1371,7 +1374,8 @@ static const OldChunks game_difficulty_chunk[] = {
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OCL_SVAR( OC_FILE_U16 | OC_VAR_I32, GameDifficulty, disasters ),
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OCL_END()
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};
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static bool LoadOldGameDifficulty(LoadgameState *ls, int num)
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static inline bool LoadOldGameDifficulty(LoadgameState *ls, int num)
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{
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return LoadChunk(ls, &_opt.diff, game_difficulty_chunk);
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}
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@ -1401,6 +1405,7 @@ static bool LoadOldMapPart1(LoadgameState *ls, int num)
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return !ls->failed;
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}
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static bool LoadOldMapPart2(LoadgameState *ls, int num)
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{
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uint i;
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@ -1415,7 +1420,6 @@ static bool LoadOldMapPart2(LoadgameState *ls, int num)
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return !ls->failed;
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}
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static uint32 _old_cur_town_ctr;
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static const OldChunks main_chunk[] = {
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OCL_ASSERT( 0 ),
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@ -1532,6 +1536,7 @@ static const OldChunks main_chunk[] = {
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OCL_END()
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};
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static bool LoadOldMain(LoadgameState *ls)
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{
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int i;
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@ -1617,17 +1622,13 @@ bool LoadOldSaveGame(const char *file)
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void GetOldSaveGameName(char *title, const char *file)
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{
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FILE *f;
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f = fopen(file, "rb");
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FILE *f = fopen(file, "rb");
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title[0] = 0;
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title[48] = 0;
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if (f == NULL)
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return;
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if (f == NULL) return;
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if (fread(title, 1, 48, f) != 48)
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snprintf(title, 48, "Corrupt file");
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if (fread(title, 1, 48, f) != 48) snprintf(title, 48, "Corrupt file");
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fclose(f);
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}
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