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Codechange: make EngineID an enum

pull/13579/head
Rubidium 2025-01-19 14:58:40 +01:00 committed by rubidium42
parent ab8177ea77
commit 9015c3651f
9 changed files with 29 additions and 25 deletions
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2
src/engine.cpp
View File

@ -508,7 +508,7 @@ bool Engine::IsVariantHidden(CompanyID c) const
*/
void EngineOverrideManager::ResetToDefaultMapping()
{
EngineID id = 0;
EngineID id = ENGINE_BEGIN;
for (VehicleType type = VEH_TRAIN; type <= VEH_AIRCRAFT; type++) {
auto &map = this->mappings[type];
map.clear();

2
src/engine_base.h
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@ -32,7 +32,7 @@ enum class EngineDisplayFlag : uint8_t {
using EngineDisplayFlags = EnumBitSet<EngineDisplayFlag, uint8_t>;
typedef Pool<Engine, EngineID, 64, 64000> EnginePool;
typedef Pool<Engine, EngineID, 64, ENGINE_END> EnginePool;
extern EnginePool _engine_pool;
struct Engine : EnginePool::PoolItem<&_engine_pool> {

8
src/engine_gui.cpp
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@ -83,7 +83,7 @@ struct EnginePreviewWindow : Window {
if (widget != WID_EP_QUESTION) return;
/* Get size of engine sprite, on loan from depot_gui.cpp */
EngineID engine = this->window_number;
EngineID engine = static_cast<EngineID>(this->window_number);
EngineImageType image_type = EIT_PURCHASE;
uint x, y;
int x_offs, y_offs;
@ -109,7 +109,7 @@ struct EnginePreviewWindow : Window {
{
if (widget != WID_EP_QUESTION) return;
EngineID engine = this->window_number;
EngineID engine = static_cast<EngineID>(this->window_number);
SetDParam(0, GetEngineCategoryName(engine));
int y = DrawStringMultiLine(r, STR_ENGINE_PREVIEW_MESSAGE, TC_FROMSTRING, SA_HOR_CENTER | SA_TOP) + WidgetDimensions::scaled.vsep_wide;
@ -127,7 +127,7 @@ struct EnginePreviewWindow : Window {
{
switch (widget) {
case WID_EP_YES:
Command<CMD_WANT_ENGINE_PREVIEW>::Post(this->window_number);
Command<CMD_WANT_ENGINE_PREVIEW>::Post(static_cast<EngineID>(this->window_number));
[[fallthrough]];
case WID_EP_NO:
if (!_shift_pressed) this->Close();
@ -139,7 +139,7 @@ struct EnginePreviewWindow : Window {
{
if (!gui_scope) return;
EngineID engine = this->window_number;
EngineID engine = static_cast<EngineID>(this->window_number);
if (Engine::Get(engine)->preview_company != _local_company) this->Close();
}
};

10
src/engine_type.h
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@ -20,7 +20,13 @@
#include "sound_type.h"
#include "strings_type.h"
typedef uint16_t EngineID; ///< Unique identification number of an engine.
/** Unique identification number of an engine. */
enum EngineID : uint16_t {
ENGINE_BEGIN = 0,
ENGINE_END = 64000,
INVALID_ENGINE = 0xFFFF ///< Constant denoting an invalid engine.
};
DECLARE_INCREMENT_DECREMENT_OPERATORS(EngineID)
struct Engine;
@ -213,6 +219,4 @@ inline uint64_t PackEngineNameDParam(EngineID engine_id, EngineNameContext conte
static const uint MAX_LENGTH_ENGINE_NAME_CHARS = 32; ///< The maximum length of an engine name in characters including '\0'
static const EngineID INVALID_ENGINE = 0xFFFF; ///< Constant denoting an invalid engine.
#endif /* ENGINE_TYPE_H */

8
src/newgrf.cpp
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@ -1336,7 +1336,7 @@ static ChangeInfoResult RailVehicleChangeInfo(uint first, uint last, int prop, B
break;
case 0x2F: // Engine variant
ei->variant_id = buf.ReadWord();
ei->variant_id = static_cast<EngineID>(buf.ReadWord());
break;
case 0x30: // Extra miscellaneous flags
@ -1547,7 +1547,7 @@ static ChangeInfoResult RoadVehicleChangeInfo(uint first, uint last, int prop, B
}
case 0x26: // Engine variant
ei->variant_id = buf.ReadWord();
ei->variant_id = static_cast<EngineID>(buf.ReadWord());
break;
case 0x27: // Extra miscellaneous flags
@ -1736,7 +1736,7 @@ static ChangeInfoResult ShipVehicleChangeInfo(uint first, uint last, int prop, B
}
case 0x20: // Engine variant
ei->variant_id = buf.ReadWord();
ei->variant_id = static_cast<EngineID>(buf.ReadWord());
break;
case 0x21: // Extra miscellaneous flags
@ -1919,7 +1919,7 @@ static ChangeInfoResult AircraftVehicleChangeInfo(uint first, uint last, int pro
break;
case 0x20: // Engine variant
ei->variant_id = buf.ReadWord();
ei->variant_id = static_cast<EngineID>(buf.ReadWord());
break;
case 0x21: // Extra miscellaneous flags

2
src/newgrf_engine.cpp
View File

@ -1332,7 +1332,7 @@ void CommitVehicleListOrderChanges()
{
/* Build a list of EngineIDs. EngineIDs are sequential from 0 up to the number of pool items with no gaps. */
std::vector<EngineID> ordering(Engine::GetNumItems());
std::iota(std::begin(ordering), std::end(ordering), 0);
std::iota(std::begin(ordering), std::end(ordering), ENGINE_BEGIN);
/* Pre-sort engines by scope-grfid and local index */
std::ranges::sort(ordering, EnginePreSort);

8
src/news_gui.cpp
View File

@ -458,7 +458,7 @@ struct NewsWindow : Window {
case WID_N_VEH_INFO: {
assert(this->ni->reftype1 == NewsReferenceType::Engine);
EngineID engine = this->ni->ref1;
EngineID engine = static_cast<EngineID>(this->ni->ref1);
str = GetEngineInfoString(engine);
break;
}
@ -542,14 +542,14 @@ struct NewsWindow : Window {
case WID_N_VEH_SPR: {
assert(this->ni->reftype1 == NewsReferenceType::Engine);
EngineID engine = this->ni->ref1;
EngineID engine = static_cast<EngineID>(this->ni->ref1);
DrawVehicleEngine(r.left, r.right, CenterBounds(r.left, r.right, 0), CenterBounds(r.top, r.bottom, 0), engine, GetEnginePalette(engine, _local_company), EIT_PREVIEW);
GfxFillRect(r.left, r.top, r.right, r.bottom, PALETTE_NEWSPAPER, FILLRECT_RECOLOUR);
break;
}
case WID_N_VEH_INFO: {
assert(this->ni->reftype1 == NewsReferenceType::Engine);
EngineID engine = this->ni->ref1;
EngineID engine = static_cast<EngineID>(this->ni->ref1);
DrawStringMultiLine(r.left, r.right, r.top, r.bottom, GetEngineInfoString(engine), TC_FROMSTRING, SA_CENTER);
break;
}
@ -678,7 +678,7 @@ private:
StringID GetNewVehicleMessageString(WidgetID widget) const
{
assert(this->ni->reftype1 == NewsReferenceType::Engine);
EngineID engine = this->ni->ref1;
EngineID engine = static_cast<EngineID>(this->ni->ref1);
switch (widget) {
case WID_N_VEH_TITLE:

6
src/saveload/engine_sl.cpp
View File

@ -76,7 +76,7 @@ struct ENGNChunkHandler : ChunkHandler {
* engine pool after processing NewGRFs by CopyTempEngineData(). */
int index;
while ((index = SlIterateArray()) != -1) {
Engine *e = GetTempDataEngine(index);
Engine *e = GetTempDataEngine(static_cast<EngineID>(index));
SlObject(e, slt);
if (IsSavegameVersionBefore(SLV_179)) {
@ -139,7 +139,7 @@ struct ENGSChunkHandler : ChunkHandler {
SlCopy(names, lengthof(names), SLE_STRINGID);
/* Copy each string into the temporary engine array. */
for (EngineID engine = 0; engine < lengthof(names); engine++) {
for (EngineID engine = ENGINE_BEGIN; engine < lengthof(names); engine++) {
Engine *e = GetTempDataEngine(engine);
e->name = CopyFromOldName(names[engine]);
}
@ -193,7 +193,7 @@ struct EIDSChunkHandler : ChunkHandler {
while ((index = SlIterateArray()) != -1) {
EngineIDMapping eid;
SlObject(&eid, slt);
_engine_mngr.SetID(eid.type, eid.internal_id, eid.grfid, eid.substitute_id, index);
_engine_mngr.SetID(eid.type, eid.internal_id, eid.grfid, eid.substitute_id, static_cast<EngineID>(index));
}
}
};

8
src/saveload/oldloader_sl.cpp
View File

@ -378,7 +378,7 @@ static bool FixTTOEngines()
/* Load the default engine set. Many of them will be overridden later */
{
uint j = 0;
EngineID j = ENGINE_BEGIN;
for (uint16_t i = 0; i < lengthof(_orig_rail_vehicle_info); i++, j++) new (GetTempDataEngine(j)) Engine(VEH_TRAIN, i);
for (uint16_t i = 0; i < lengthof(_orig_road_vehicle_info); i++, j++) new (GetTempDataEngine(j)) Engine(VEH_ROAD, i);
for (uint16_t i = 0; i < lengthof(_orig_ship_vehicle_info); i++, j++) new (GetTempDataEngine(j)) Engine(VEH_SHIP, i);
@ -388,7 +388,7 @@ static bool FixTTOEngines()
TimerGameCalendar::Date aging_date = std::min(TimerGameCalendar::date + CalendarTime::DAYS_TILL_ORIGINAL_BASE_YEAR, TimerGameCalendar::ConvertYMDToDate(TimerGameCalendar::Year{2050}, 0, 1));
TimerGameCalendar::YearMonthDay aging_ymd = TimerGameCalendar::ConvertDateToYMD(aging_date);
for (EngineID i = 0; i < 256; i++) {
for (EngineID i = ENGINE_BEGIN; i < 256; i++) {
OldEngineID oi = ttd_to_tto[i];
Engine *e = GetTempDataEngine(i);
@ -1455,13 +1455,13 @@ static const OldChunks engine_chunk[] = {
static bool LoadOldEngine(LoadgameState &ls, int num)
{
Engine *e = _savegame_type == SGT_TTO ? &_old_engines[num] : GetTempDataEngine(num);
Engine *e = _savegame_type == SGT_TTO ? &_old_engines[num] : GetTempDataEngine(static_cast<EngineID>(num));
return LoadChunk(ls, e, engine_chunk);
}
static bool LoadOldEngineName(LoadgameState &ls, int num)
{
Engine *e = GetTempDataEngine(num);
Engine *e = GetTempDataEngine(static_cast<EngineID>(num));
e->name = CopyFromOldName(RemapOldStringID(ReadUint16(ls)));
return true;
}