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GRF: Extend EntityIDMapping/OverrideManagerBase to 16 bit entity IDs

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pull/484/head
Jonathan G Rennison 1 year ago
parent 3396411b58
commit 43d58ce6c8
6 changed files with 31 additions and 28 deletions
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10
src/newgrf_commons.cpp
Unescape Escape View File

@ -59,7 +59,7 @@ OverrideManagerBase::OverrideManagerBase(uint16 offset, uint16 maximum, uint16 i
* @param grfid ID of the grf file
* @param entity_type original entity type
*/
void OverrideManagerBase::Add(uint8 local_id, uint32 grfid, uint entity_type)
void OverrideManagerBase::Add(uint16 local_id, uint32 grfid, uint entity_type)
{
assert(entity_type < this->max_offset);
/* An override can be set only once */
@ -87,7 +87,7 @@ void OverrideManagerBase::ResetOverride()
* @param grfid ID of the grf file
* @return the ID of the candidate, of the Invalid flag item ID
*/
uint16 OverrideManagerBase::GetID(uint8 grf_local_id, uint32 grfid) const
uint16 OverrideManagerBase::GetID(uint16 grf_local_id, uint32 grfid) const
{
for (uint16 id = 0; id < this->max_entities; id++) {
const EntityIDMapping *map = &this->mappings[id];
@ -106,7 +106,7 @@ uint16 OverrideManagerBase::GetID(uint8 grf_local_id, uint32 grfid) const
* @param substitute_id is the original entity from which data is copied for the new one
* @return the proper usable slot id, or invalid marker if none is found
*/
uint16 OverrideManagerBase::AddEntityID(byte grf_local_id, uint32 grfid, byte substitute_id)
uint16 OverrideManagerBase::AddEntityID(uint16 grf_local_id, uint32 grfid, uint16 substitute_id)
{
uint16 id = this->GetID(grf_local_id, grfid);
@ -185,7 +185,7 @@ void HouseOverrideManager::SetEntitySpec(const HouseSpec *hs)
* @param grfid ID of the grf file
* @return the ID of the candidate, of the Invalid flag item ID
*/
uint16 IndustryOverrideManager::GetID(uint8 grf_local_id, uint32 grfid) const
uint16 IndustryOverrideManager::GetID(uint16 grf_local_id, uint32 grfid) const
{
uint16 id = OverrideManagerBase::GetID(grf_local_id, grfid);
if (id != this->invalid_id) return id;
@ -205,7 +205,7 @@ uint16 IndustryOverrideManager::GetID(uint8 grf_local_id, uint32 grfid) const
* @param substitute_id industry from which data has been copied
* @return a free entity id (slotid) if ever one has been found, or Invalid_ID marker otherwise
*/
uint16 IndustryOverrideManager::AddEntityID(byte grf_local_id, uint32 grfid, byte substitute_id)
uint16 IndustryOverrideManager::AddEntityID(uint16 grf_local_id, uint32 grfid, uint16 substitute_id)
{
/* This entity hasn't been defined before, so give it an ID now. */
for (uint16 id = 0; id < this->max_entities; id++) {

14
src/newgrf_commons.h
Unescape Escape View File

@ -185,8 +185,8 @@ private:
*/
struct EntityIDMapping {
uint32 grfid; ///< The GRF ID of the file the entity belongs to
uint8 entity_id; ///< The entity ID within the GRF file
uint8 substitute_id; ///< The (original) entity ID to use if this GRF is not available
uint16 entity_id; ///< The entity ID within the GRF file
uint16 substitute_id; ///< The (original) entity ID to use if this GRF is not available
};
class OverrideManagerBase {
@ -209,12 +209,12 @@ public:
void ResetOverride();
void ResetMapping();
void Add(uint8 local_id, uint32 grfid, uint entity_type);
virtual uint16 AddEntityID(byte grf_local_id, uint32 grfid, byte substitute_id);
void Add(uint16 local_id, uint32 grfid, uint entity_type);
virtual uint16 AddEntityID(uint16 grf_local_id, uint32 grfid, uint16 substitute_id);
uint32 GetGRFID(uint16 entity_id) const;
uint16 GetSubstituteID(uint16 entity_id) const;
virtual uint16 GetID(uint8 grf_local_id, uint32 grfid) const;
virtual uint16 GetID(uint16 grf_local_id, uint32 grfid) const;
inline uint16 GetMaxMapping() const { return this->max_entities; }
inline uint16 GetMaxOffset() const { return this->max_offset; }
@ -237,8 +237,8 @@ public:
IndustryOverrideManager(uint16 offset, uint16 maximum, uint16 invalid) :
OverrideManagerBase(offset, maximum, invalid) {}
uint16 AddEntityID(byte grf_local_id, uint32 grfid, byte substitute_id) override;
uint16 GetID(uint8 grf_local_id, uint32 grfid) const override;
uint16 AddEntityID(uint16 grf_local_id, uint32 grfid, uint16 substitute_id) override;
uint16 GetID(uint16 grf_local_id, uint32 grfid) const override;
void SetEntitySpec(IndustrySpec *inds);
};

1
src/saveload/extended_ver_sl.cpp
Unescape Escape View File

@ -178,6 +178,7 @@ const SlxiSubChunkInfo _sl_xv_sub_chunk_infos[] = {
{ XSLFI_TOWN_SETTING_OVERRIDE, XSCF_NULL, 1, 1, "town_setting_override", nullptr, nullptr, nullptr },
{ XSLFI_LINKGRAPH_SPARSE_EDGES, XSCF_NULL, 1, 1, "linkgraph_sparse_edges", nullptr, nullptr, nullptr },
{ XSLFI_AUX_TILE_LOOP, XSCF_NULL, 1, 1, "aux_tile_loop", nullptr, nullptr, nullptr },
{ XSLFI_NEWGRF_ENTITY_EXTRA, XSCF_NULL, 1, 1, "newgrf_entity_extra", nullptr, nullptr, nullptr },
{ XSLFI_SCRIPT_INT64, XSCF_NULL, 1, 1, "script_int64", nullptr, nullptr, nullptr },
{ XSLFI_U64_TICK_COUNTER, XSCF_NULL, 1, 1, "u64_tick_counter", nullptr, nullptr, nullptr },
{ XSLFI_LINKGRAPH_TRAVEL_TIME, XSCF_NULL, 1, 1, "linkgraph_travel_time", nullptr, nullptr, nullptr },

1
src/saveload/extended_ver_sl.h
Unescape Escape View File

@ -131,6 +131,7 @@ enum SlXvFeatureIndex {
XSLFI_TOWN_SETTING_OVERRIDE, ///< Town setting overrides
XSLFI_LINKGRAPH_SPARSE_EDGES, ///< Link graph edge matrix is stored in sparse format, and saved in order
XSLFI_AUX_TILE_LOOP, ///< Auxiliary tile loop
XSLFI_NEWGRF_ENTITY_EXTRA, ///< NewGRF entity mappings are 16 bit
XSLFI_SCRIPT_INT64, ///< See: SLV_SCRIPT_INT64
XSLFI_U64_TICK_COUNTER, ///< See: SLV_U64_TICK_COUNTER

19
src/saveload/newgrf_sl.cpp
Unescape Escape View File

@ -17,10 +17,15 @@
#include "../safeguards.h"
/** Save and load the mapping between a spec and the NewGRF it came from. */
static const SaveLoad _newgrf_mapping_desc[] = {
static const SaveLoad _newgrf_mapping_desc_old[] = {
SLE_VAR(EntityIDMapping, grfid, SLE_UINT32),
SLE_VAR(EntityIDMapping, entity_id, SLE_UINT8),
SLE_VAR(EntityIDMapping, substitute_id, SLE_UINT8),
SLE_VAR(EntityIDMapping, entity_id, SLE_FILE_U8 | SLE_VAR_U16),
SLE_VAR(EntityIDMapping, substitute_id, SLE_FILE_U8 | SLE_VAR_U16),
};
static const SaveLoad _newgrf_mapping_desc_new[] = {
SLE_VAR(EntityIDMapping, grfid, SLE_UINT32),
SLE_VAR(EntityIDMapping, entity_id, SLE_UINT16),
SLE_VAR(EntityIDMapping, substitute_id, SLE_UINT16),
};
/**
@ -33,8 +38,8 @@ void Save_NewGRFMapping(const OverrideManagerBase &mapping)
if (mapping.mappings[i].grfid == 0 &&
mapping.mappings[i].entity_id == 0) continue;
SlSetArrayIndex(i);
SlSetLength(4 + 1 + 1);
SlObjectSaveFiltered(const_cast<EntityIDMapping *>(&mapping.mappings[i]), _newgrf_mapping_desc); // _newgrf_mapping_desc has no conditionals
SlSetLength(4 + 2 + 2);
SlObjectSaveFiltered(const_cast<EntityIDMapping *>(&mapping.mappings[i]), _newgrf_mapping_desc_new); // _newgrf_mapping_desc_new has no conditionals
}
}
@ -50,10 +55,12 @@ void Load_NewGRFMapping(OverrideManagerBase &mapping)
uint max_id = mapping.GetMaxMapping();
SaveLoadTable slt = SlXvIsFeaturePresent(XSLFI_NEWGRF_ENTITY_EXTRA) ? SaveLoadTable(_newgrf_mapping_desc_new) : SaveLoadTable(_newgrf_mapping_desc_old);
int index;
while ((index = SlIterateArray()) != -1) {
if (unlikely((uint)index >= max_id)) SlErrorCorrupt("Too many NewGRF entity mappings");
SlObjectLoadFiltered(&mapping.mappings[index], _newgrf_mapping_desc); // _newgrf_mapping_desc has no conditionals
SlObjectLoadFiltered(&mapping.mappings[index], slt); // _newgrf_mapping_desc_old/_newgrf_mapping_desc_new has no conditionals
}
}

14
src/saveload/upstream/newgrf_sl.cpp
Unescape Escape View File

@ -22,8 +22,8 @@ namespace upstream_sl {
/** Save and load the mapping between a spec and the NewGRF it came from. */
static const SaveLoad _newgrf_mapping_desc[] = {
SLE_VAR(EntityIDMapping, grfid, SLE_UINT32),
SLE_VAR(EntityIDMapping, entity_id, SLE_UINT8),
SLE_VAR(EntityIDMapping, substitute_id, SLE_UINT8),
SLE_VAR(EntityIDMapping, entity_id, SLE_FILE_U8 | SLE_VAR_U16),
SLE_VAR(EntityIDMapping, substitute_id, SLE_FILE_U8 | SLE_VAR_U16),
};
/**
@ -31,14 +31,8 @@ static const SaveLoad _newgrf_mapping_desc[] = {
*/
void NewGRFMappingChunkHandler::Save() const
{
SlTableHeader(_newgrf_mapping_desc);
for (uint i = 0; i < this->mapping.GetMaxMapping(); i++) {
if (this->mapping.mappings[i].grfid == 0 &&
this->mapping.mappings[i].entity_id == 0) continue;
SlSetArrayIndex(i);
SlObject(&this->mapping.mappings[i], _newgrf_mapping_desc);
}
// removed
NOT_REACHED();
}
/**

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