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@ r8781:bd977c904a17
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Location: cpp/openttd-patchpack/source/src/articulated_vehicles.cpp
r8781:bd977c904a17
4.3 KiB
text/x-c
(svn r12482) -Fix: [build train] we don't need to have a depot in order to just check the price of a rail vehicle so don't check for compatible rails on the tile either
also wagons will only need tracks they can drive on in order to be build so there is no reason to check for power in the depot
also wagons will only need tracks they can drive on in order to be build so there is no reason to check for power in the depot
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/** @file articulated_vehicles.cpp */
#include "stdafx.h"
#include "openttd.h"
#include "articulated_vehicles.h"
#include "engine.h"
#include "train.h"
#include "roadveh.h"
#include "newgrf_callbacks.h"
#include "newgrf_engine.h"
#include "vehicle_func.h"
uint CountArticulatedParts(EngineID engine_type, bool purchase_window)
{
if (!HasBit(EngInfo(engine_type)->callbackmask, CBM_VEHICLE_ARTIC_ENGINE)) return 0;
Vehicle *v = NULL;;
if (!purchase_window) {
v = new InvalidVehicle();
v->engine_type = engine_type;
}
uint i;
for (i = 1; i < MAX_UVALUE(EngineID); i++) {
uint16 callback = GetVehicleCallback(CBID_VEHICLE_ARTIC_ENGINE, i, 0, engine_type, v);
if (callback == CALLBACK_FAILED || callback == 0xFF) break;
}
delete v;
return i - 1;
}
uint16 *GetCapacityOfArticulatedParts(EngineID engine, VehicleType type)
{
static uint16 capacity[NUM_CARGO];
memset(capacity, 0, sizeof(capacity));
if (type == VEH_TRAIN) {
const RailVehicleInfo *rvi = RailVehInfo(engine);
capacity[rvi->cargo_type] = rvi->capacity;
if (rvi->railveh_type == RAILVEH_MULTIHEAD) capacity[rvi->cargo_type] += rvi->capacity;
} else if (type == VEH_ROAD) {
const RoadVehicleInfo *rvi = RoadVehInfo(engine);
capacity[rvi->cargo_type] = rvi->capacity;
}
if (!HasBit(EngInfo(engine)->callbackmask, CBM_VEHICLE_ARTIC_ENGINE)) return capacity;
for (uint i = 1; i < MAX_UVALUE(EngineID); i++) {
uint16 callback = GetVehicleCallback(CBID_VEHICLE_ARTIC_ENGINE, i, 0, engine, NULL);
if (callback == CALLBACK_FAILED || callback == 0xFF) break;
EngineID artic_engine = GetFirstEngineOfType(type) + GB(callback, 0, 7);
if (type == VEH_TRAIN) {
const RailVehicleInfo *rvi = RailVehInfo(artic_engine);
capacity[rvi->cargo_type] += GetEngineProperty(artic_engine, 0x14, rvi->capacity);
} else if (type == VEH_ROAD) {
const RoadVehicleInfo *rvi = RoadVehInfo(artic_engine);
capacity[rvi->cargo_type] += GetEngineProperty(artic_engine, 0x0F, rvi->capacity);
}
}
return capacity;
}
void AddArticulatedParts(Vehicle **vl, VehicleType type)
{
const Vehicle *v = vl[0];
Vehicle *u = vl[0];
if (!HasBit(EngInfo(v->engine_type)->callbackmask, CBM_VEHICLE_ARTIC_ENGINE)) return;
for (uint i = 1; i < MAX_UVALUE(EngineID); i++) {
uint16 callback = GetVehicleCallback(CBID_VEHICLE_ARTIC_ENGINE, i, 0, v->engine_type, v);
if (callback == CALLBACK_FAILED || callback == 0xFF) return;
/* Attempt to use pre-allocated vehicles until they run out. This can happen
* if the callback returns different values depending on the cargo type. */
u->SetNext(vl[i]);
if (u->Next() == NULL) return;
Vehicle *previous = u;
u = u->Next();
EngineID engine_type = GetFirstEngineOfType(type) + GB(callback, 0, 7);
bool flip_image = HasBit(callback, 7);
/* get common values from first engine */
u->direction = v->direction;
u->owner = v->owner;
u->tile = v->tile;
u->x_pos = v->x_pos;
u->y_pos = v->y_pos;
u->z_pos = v->z_pos;
u->build_year = v->build_year;
u->vehstatus = v->vehstatus & ~VS_STOPPED;
u->cargo_subtype = 0;
u->max_speed = 0;
u->max_age = 0;
u->engine_type = engine_type;
u->value = 0;
u->subtype = 0;
u->cur_image = 0xAC2;
u->random_bits = VehicleRandomBits();
switch (type) {
default: NOT_REACHED();
case VEH_TRAIN: {
const RailVehicleInfo *rvi_artic = RailVehInfo(engine_type);
u = new (u) Train();
previous->SetNext(u);
u->u.rail.track = v->u.rail.track;
u->u.rail.railtype = v->u.rail.railtype;
u->u.rail.first_engine = v->engine_type;
u->spritenum = rvi_artic->image_index;
u->cargo_type = rvi_artic->cargo_type;
u->cargo_cap = rvi_artic->capacity;
SetArticulatedPart(u);
} break;
case VEH_ROAD: {
const RoadVehicleInfo *rvi_artic = RoadVehInfo(engine_type);
u = new (u) RoadVehicle();
previous->SetNext(u);
u->u.road.first_engine = v->engine_type;
u->u.road.cached_veh_length = GetRoadVehLength(u);
u->u.road.state = RVSB_IN_DEPOT;
u->u.road.roadtype = v->u.road.roadtype;
u->u.road.compatible_roadtypes = v->u.road.compatible_roadtypes;
u->spritenum = rvi_artic->image_index;
u->cargo_type = rvi_artic->cargo_type;
u->cargo_cap = rvi_artic->capacity;
SetRoadVehArticPart(u);
} break;
}
if (flip_image) u->spritenum++;
VehiclePositionChanged(u);
}
}
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