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Code Issues

(svn r3148) -NewGRF, Feature: Add support for cargo refitting specification by cargo classes.

release/0.4.5
peter1138 2005-11-06 13:42:26 +00:00
parent 220b4c27c1
commit bc25cd89bf
7 changed files with 110 additions and 35 deletions
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22
engine.c
View File

@ -58,10 +58,10 @@ const CargoID _local_cargo_id_ctype[NUM_GLOBAL_CID] = {
const uint32 _landscape_global_cargo_mask[NUM_LANDSCAPE] =
{ /* LT_NORMAL: temperate */
MC(GC_PASSENGERS)|MC(GC_COAL)|MC(GC_MAIL)|MC(GC_OIL)|MC(GC_LIVESTOCK)|MC(GC_GOODS)|MC(GC_GRAIN)|MC(GC_WOOD)|
MC(GC_IRON_ORE)|MC(GC_STEEL)|MC(GC_VALUABLES)|MC(GC_FOOD)|MC(GC_UNDEFINED),
MC(GC_IRON_ORE)|MC(GC_STEEL)|MC(GC_VALUABLES),
/* LT_HILLY: arctic */
MC(GC_PASSENGERS)|MC(GC_COAL)|MC(GC_MAIL)|MC(GC_OIL)|MC(GC_LIVESTOCK)|MC(GC_GOODS)|
MC(GC_GRAIN)|MC(GC_WOOD)|MC(GC_VALUABLES)|MC(GC_PAPER)|MC(GC_FOOD)|MC(GC_UNDEFINED),
MC(GC_GRAIN)|MC(GC_WOOD)|MC(GC_VALUABLES)|MC(GC_PAPER)|MC(GC_FOOD),
/* LT_DESERT: rainforest/desert */
MC(GC_PASSENGERS)|MC(GC_MAIL)|MC(GC_OIL)|MC(GC_GOODS)|MC(GC_GRAIN)|MC(GC_WOOD)|
MC(GC_VALUABLES)|MC(GC_FOOD)|MC(GC_FRUIT)|MC(GC_COPPER_ORE)|MC(GC_WATER)|MC(GC_RUBBER),
@ -91,6 +91,21 @@ const uint32 _default_refitmasks[NUM_VEHICLE_TYPES] = {
/* Special/Disaster */
0,0
};
/**
* Bitmask of classes for cargo types.
*/
const uint32 cargo_classes[16] = {
/* Passengers */ MC(GC_PASSENGERS),
/* Mail */ MC(GC_MAIL),
/* Express */ MC(GC_GOODS)|MC(GC_FOOD)|MC(GC_CANDY),
/* Armoured */ MC(GC_VALUABLES),
/* Bulk */ MC(GC_COAL)|MC(GC_GRAIN)|MC(GC_IRON_ORE)|MC(GC_COPPER_ORE)|MC(GC_FRUIT)|MC(GC_SUGAR)|MC(GC_TOFFEE)|MC(GC_COTTON_CANDY),
/* Piece */ MC(GC_LIVESTOCK)|MC(GC_WOOD)|MC(GC_STEEL)|MC(GC_PAPER)|MC(GC_TOYS)|MC(GC_BATTERIES)|MC(GC_BUBBLES)|MC(GC_FIZZY_DRINKS),
/* Liquids */ MC(GC_OIL)|MC(GC_WATER)|MC(GC_RUBBER)|MC(GC_COLA)|MC(GC_PLASTIC),
/* Chilled */ MC(GC_FOOD)|MC(GC_FRUIT),
/* Undefined */ 0, 0, 0, 0, 0, 0, 0, 0
};
#undef MC
void ShowEnginePreviewWindow(EngineID engine);
@ -232,9 +247,6 @@ void StartupEngines(void)
AdjustAvailAircraft();
}
uint32 _engine_refit_masks[TOTAL_NUM_ENGINES];
// TODO: We don't support cargo-specific wagon overrides. Pretty exotic... ;-) --pasky
typedef struct WagonOverride {

3
engine.h
View File

@ -72,6 +72,7 @@ typedef struct EngineInfo {
byte base_life;
byte railtype:4;
byte climates:4;
uint32 refit_mask;
} EngineInfo;
typedef struct Engine {
@ -174,8 +175,8 @@ VARDEF const uint32 _default_refitmasks[NUM_VEHICLE_TYPES];
VARDEF const CargoID _global_cargo_id[NUM_LANDSCAPE][NUM_CARGO];
VARDEF const uint32 _landscape_global_cargo_mask[NUM_LANDSCAPE];
VARDEF const CargoID _local_cargo_id_ctype[NUM_GLOBAL_CID];
VARDEF const uint32 cargo_classes[16];
VARDEF uint32 _engine_refit_masks[256];
void SetWagonOverrideSprites(EngineID engine, struct SpriteGroup *group, byte *train_id, int trains);
void SetCustomEngineSprites(EngineID engine, byte cargo, struct SpriteGroup *group);
// loaded is in percents, overriding_engine 0xffff is none

89
newgrf.c
View File

@ -72,6 +72,8 @@ static const int _vehshifts[4] = {
/* GSF_AIRCRAFT */ AIRCRAFT_ENGINES_INDEX,
};
static uint16 cargo_allowed[TOTAL_NUM_ENGINES];
static uint16 cargo_disallowed[TOTAL_NUM_ENGINES];
/* Debugging messages policy:
*
@ -352,7 +354,7 @@ static bool RailVehicleChangeInfo(uint engine, int numinfo, int prop, byte **buf
FOR_EACH_OBJECT {
uint32 refit_mask = grf_load_dword(&buf);
_engine_refit_masks[engine + i] = refit_mask;
_engine_info[engine + i].refit_mask = refit_mask;
}
} break;
case 0x1E: { /* Callback */
@ -395,6 +397,16 @@ static bool RailVehicleChangeInfo(uint engine, int numinfo, int prop, byte **buf
}
}
} break;
case 0x28: { /* Cargo classes allowed */
FOR_EACH_OBJECT {
cargo_allowed[engine + i] = grf_load_word(&buf);
}
} break;
case 0x29: { /* Cargo classes disallowed */
FOR_EACH_OBJECT {
cargo_disallowed[engine + i] = grf_load_word(&buf);
}
} break;
/* TODO */
/* Fall-through for unimplemented one byte long properties. */
case 0x1A: /* Sort order */
@ -499,7 +511,17 @@ static bool RoadVehicleChangeInfo(uint engine, int numinfo, int prop, byte **buf
FOR_EACH_OBJECT {
uint32 refit_mask = grf_load_dword(&buf);
_engine_refit_masks[ROAD_ENGINES_INDEX + engine + i] = refit_mask;
_engine_info[ROAD_ENGINES_INDEX + engine + i].refit_mask = refit_mask;
}
} break;
case 0x1D: { /* Cargo classes allowed */
FOR_EACH_OBJECT {
cargo_allowed[ROAD_ENGINES_INDEX + engine + i] = grf_load_word(&buf);
}
} break;
case 0x1E: { /* Cargo classes disallowed */
FOR_EACH_OBJECT {
cargo_disallowed[ROAD_ENGINES_INDEX + engine + i] = grf_load_word(&buf);
}
} break;
case 0x17: /* Callback */
@ -507,6 +529,7 @@ static bool RoadVehicleChangeInfo(uint engine, int numinfo, int prop, byte **buf
case 0x19: /* Air drag */
case 0x1A: /* Refit cost */
case 0x1B: /* Retire vehicle early */
case 0x1C: /* Miscellaneous flags */
{
/* TODO */
FOR_EACH_OBJECT {
@ -602,7 +625,17 @@ static bool ShipVehicleChangeInfo(uint engine, int numinfo, int prop, byte **buf
FOR_EACH_OBJECT {
uint32 refit_mask = grf_load_dword(&buf);
_engine_refit_masks[SHIP_ENGINES_INDEX + engine + i] = refit_mask;
_engine_info[SHIP_ENGINES_INDEX + engine + i].refit_mask = refit_mask;
}
} break;
case 0x18: { /* Cargo classes allowed */
FOR_EACH_OBJECT {
cargo_allowed[SHIP_ENGINES_INDEX + engine + i] = grf_load_word(&buf);
}
} break;
case 0x19: { /* Cargo classes disallowed */
FOR_EACH_OBJECT {
cargo_disallowed[SHIP_ENGINES_INDEX + engine + i] = grf_load_word(&buf);
}
} break;
case 0x12: /* Callback */
@ -610,6 +643,7 @@ static bool ShipVehicleChangeInfo(uint engine, int numinfo, int prop, byte **buf
case 0x14: /* Ocean speed fraction */
case 0x15: /* Canal speed fraction */
case 0x16: /* Retire vehicle early */
case 0x17: /* Miscellaneous flags */
{
/* TODO */
FOR_EACH_OBJECT {
@ -711,12 +745,23 @@ static bool AircraftVehicleChangeInfo(uint engine, int numinfo, int prop, byte *
FOR_EACH_OBJECT {
uint32 refit_mask = grf_load_dword(&buf);
_engine_refit_masks[AIRCRAFT_ENGINES_INDEX + engine + i] = refit_mask;
_engine_info[AIRCRAFT_ENGINES_INDEX + engine + i].refit_mask = refit_mask;
}
} break;
case 0x18: { /* Cargo classes allowed */
FOR_EACH_OBJECT {
cargo_allowed[AIRCRAFT_ENGINES_INDEX + engine + i] = grf_load_word(&buf);
}
} break;
case 0x19: { /* Cargo classes disallowed */
FOR_EACH_OBJECT {
cargo_disallowed[AIRCRAFT_ENGINES_INDEX + engine + i] = grf_load_word(&buf);
}
} break;
case 0x14: /* Callback */
case 0x15: /* Refit cost */
case 0x16: /* Retire vehicle early */
case 0x17: /* Miscellaneous flags */
{
/* TODO */
FOR_EACH_OBJECT {
@ -2375,6 +2420,10 @@ static void ResetNewGRFData(void)
}
memcpy(&_bridge, &orig_bridge, sizeof(_bridge));
// Reset refit/cargo class data
memset(&cargo_allowed, 0, sizeof(cargo_allowed));
memset(&cargo_disallowed, 0, sizeof(cargo_disallowed));
// Unload sprite group data
UnloadWagonOverrides();
UnloadCustomEngineSprites();
@ -2412,6 +2461,35 @@ static void InitNewGRFFile(const char* filename, int sprite_offset)
}
}
/**
* Precalculate refit masks from cargo classes for all vehicles.
*/
static void CalculateRefitMasks(void)
{
EngineID engine;
for (engine = 0; engine < TOTAL_NUM_ENGINES; engine++) {
uint32 mask = 0;
uint32 not_mask = 0;
uint32 xor_mask = _engine_info[engine].refit_mask;
byte i;
if (cargo_allowed[engine] != 0) {
// Build up the list of cargo types from the set cargo classes.
for (i = 0; i < lengthof(cargo_classes); i++) {
if (HASBIT(cargo_allowed[engine], i))
mask |= cargo_classes[i];
if (HASBIT(cargo_disallowed[engine], i))
not_mask |= cargo_classes[i];
}
} else {
// Don't apply default refit mask to wagons or engines with no capacity
if (xor_mask == 0 && !(GetEngine(engine)->type == VEH_Train && (RailVehInfo(engine)->capacity == 0 || RailVehInfo(engine)->flags & RVI_WAGON)))
xor_mask = _default_refitmasks[GetEngine(engine)->type - VEH_Train];
}
_engine_info[engine].refit_mask = ((mask & ~not_mask) ^ xor_mask) & _landscape_global_cargo_mask[_opt.landscape];
}
}
/* Here we perform initial decoding of some special sprites (as are they
* described at http://www.ttdpatch.net/src/newgrf.txt, but this is only a very
@ -2593,4 +2671,7 @@ void LoadNewGRF(uint load_index, uint file_index)
DEBUG(spritecache, 2) ("Currently %i sprites are loaded", load_index);
}
}
// Pre-calculate all refit masks after loading GRF files
CalculateRefitMasks();
}

4
table/engines.h
View File

@ -15,7 +15,7 @@
* @param e Rail Type of the vehicle
* @param f Bitmask of the climates
*/
#define MK(a, b, c, d, e, f) { a, b, c, d, e, f }
#define MK(a, b, c, d, e, f) { a, b, c, d, e, f, 0 }
/** Writes the properties of a train carriage into the EngineInfo struct.
* @see EngineInfo
* @param a Introduction date
@ -23,7 +23,7 @@
* @param f Bitmask of the climates
* @note the 0x80 in parameter b sets the "is carriage bit"
*/
#define MW(a, b, c, d, e, f) { a, b | 0x80, c, d, e, f }
#define MW(a, b, c, d, e, f) { a, b | 0x80, c, d, e, f, 0 }
// Rail types
// R = Conventional railway

4
train_gui.c
View File

@ -90,7 +90,7 @@ void DrawTrainEnginePurchaseInfo(int x, int y, EngineID engine_number)
void DrawTrainWagonPurchaseInfo(int x, int y, EngineID engine_number)
{
const RailVehicleInfo *rvi = RailVehInfo(engine_number);
bool refittable = (_engine_refit_masks[engine_number] != 0);
bool refittable = (_engine_info[engine_number].refit_mask != 0);
/* Purchase cost */
SetDParam(0, (rvi->base_cost * _price.build_railwagon) >> 8);
@ -915,7 +915,7 @@ static void TrainViewWndProc(Window *w, WindowEvent *e)
/* See if any vehicle can be refitted */
for ( u = v; u != NULL; u = u->next) {
if (_engine_refit_masks[u->engine_type] != 0 ||
if (_engine_info[u->engine_type].refit_mask != 0 ||
(!(RailVehInfo(v->engine_type)->flags & RVI_WAGON) && v->cargo_cap != 0)) {
CLRBIT(w->disabled_state, 12);
/* We have a refittable carriage, bail out */

13
vehicle.c
View File

@ -689,18 +689,7 @@ bool CanFillVehicle(Vehicle *v)
bool CanRefitTo(const Vehicle *v, CargoID cid_to)
{
CargoID cid = _global_cargo_id[_opt_ptr->landscape][cid_to];
if (cid == GC_INVALID) return false;
if (_engine_refit_masks[v->engine_type]) {
if (!HASBIT(_engine_refit_masks[v->engine_type], cid)) return false;
} else {
/* If we are talking about normal vehicles (no newgrf), you can only refit engines */
if (v->type == VEH_Train && (RailVehInfo(v->engine_type)->flags & RVI_WAGON)) return false;
if (!HASBIT(_default_refitmasks[v->type - VEH_Train], cid)) return false;
}
return true;
return HASBIT(_engine_info[v->engine_type].refit_mask, cid) != 0;
}
static void DoDrawVehicle(const Vehicle *v)

10
vehicle_gui.c
View File

@ -226,18 +226,10 @@ CargoID DrawVehicleRefitWindow(const Vehicle *v, int sel)
cmask = 0;
u = v;
do {
if (_engine_refit_masks[u->engine_type] != 0) { // newgrf custom refit mask
cmask |= _engine_refit_masks[u->engine_type];
} else if (u->cargo_cap != 0) {
// rail wagons cant be refitted by default
if (v->type != VEH_Train || !(RailVehInfo(u->engine_type)->flags & RVI_WAGON))
cmask |= _default_refitmasks[v->type - VEH_Train];
}
cmask |= _engine_info[u->engine_type].refit_mask;
u = u->next;
} while (v->type == VEH_Train && u != NULL);
cmask &= _landscape_global_cargo_mask[_opt_ptr->landscape];
/* Check which cargo has been selected from the refit window and draw list */
for (cid = 0; cmask != 0; cmask >>= 1, cid++) {
if (HASBIT(cmask, 0)) // vehicle is refittable to this cargo