mirrors
/
OpenTTD
mirror of https://github.com/OpenTTD/OpenTTD.git
2
0
Fork 0
Code Issues Projects Releases Wiki Activity

(svn r3081) -Codechange: [autoreplace] complete rewrite of autoreplace 

this is a complete rewrite, that makes use of existing commands like build and sell
        this means that multiheaded train engines are replaced correctly
This commit is contained in:
bjarni 2005-10-24 19:40:48 +00:00
parent e0dd7efc82
commit bf467bd99c
9 changed files with 258 additions and 304 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
aircraft_cmd.c
View File

@ -1307,7 +1307,7 @@ static void AircraftEnterHangar(Vehicle *v)
ServiceAircraft(v);
InvalidateWindowClasses(WC_AIRCRAFT_LIST);
MaybeReplaceVehicle(v);
v = MaybeReplaceVehicle(v);
TriggerVehicle(v, VEHICLE_TRIGGER_DEPOT);

2
main_gui.c
View File

@ -2351,7 +2351,7 @@ static void MainWindowWndProc(Window *w, WindowEvent *e) {
e->keypress.cont = false;
break;
}
// check to see if Command-Q has been pressed on a Mac
// must be done before checking if we are at the main menu
if ( (e->keypress.keycode == ('Q' | WKC_CTRL)) || (e->keypress.keycode == ('Q' | WKC_META)) )

2
roadveh_cmd.c
View File

@ -1521,7 +1521,7 @@ void RoadVehEnterDepot(Vehicle *v)
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
MaybeReplaceVehicle(v);
v = MaybeReplaceVehicle(v);
VehicleServiceInDepot(v);

2
ship_cmd.c
View File

@ -414,7 +414,7 @@ static void ShipEnterDepot(Vehicle *v)
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
MaybeReplaceVehicle(v);
v = MaybeReplaceVehicle(v);
TriggerVehicle(v, VEHICLE_TRIGGER_DEPOT);

7
train_cmd.c
View File

@ -551,7 +551,8 @@ void AddRearEngineToMultiheadedTrain(Vehicle *v, Vehicle *u, bool building)
/** Build a railroad vehicle.
* @param x,y tile coordinates (depot) where rail-vehicle is built
* @param p1 engine type id
* @param p2 build only one engine, even if it is a dualheaded engine. It also prevents any free cars from being added to the train
* @param p2 bit 0 build only one engine, even if it is a dualheaded engine.
p2 bit 1 prevents any free cars from being added to the train
*/
int32 CmdBuildRailVehicle(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
@ -647,7 +648,7 @@ int32 CmdBuildRailVehicle(int x, int y, uint32 flags, uint32 p1, uint32 p2)
TrainConsistChanged(v);
UpdateTrainAcceleration(v);
if (!HASBIT(p2,0)) { // do not move the cars if HASBIT(p2,0) is set
if (!HASBIT(p2, 1)) { // check if the cars should be added to the new vehicle
NormalizeTrainVehInDepot(v);
}
@ -3319,7 +3320,7 @@ void TrainEnterDepot(Vehicle *v, TileIndex tile)
v->load_unload_time_rem = 0;
v->cur_speed = 0;
MaybeReplaceVehicle(v);
v = MaybeReplaceVehicle(v);
TriggerVehicle(v, VEHICLE_TRIGGER_DEPOT);

502
vehicle.c
View File

@ -27,6 +27,44 @@
#define INVALID_COORD (-0x8000)
#define GEN_HASH(x,y) (((x & 0x1F80)>>7) + ((y & 0xFC0)))
/*
* These command macros are used to call vehicle type specific commands with non type specific commands
* it should be used like: DoCommandP(x, y, p1, p2, flags, CMD_STARTSTOP_VEH(v->type))
* that line will start/stop a vehicle nomatter what type it is
* VEH_Train is used as an offset because the vehicle type values doesn't start with 0
*/
#define CMD_BUILD_VEH(x) _veh_build_proc_table[ x - VEH_Train]
#define CMD_SELL_VEH(x) _veh_sell_proc_table[ x - VEH_Train]
#define CMD_STARTSTOP_VEH(x) _veh_start_stop_proc_table[ x - VEH_Train]
#define CMD_REFIT_VEH(x) _veh_refit_proc_table[ x - VEH_Train]
static uint32 const _veh_build_proc_table[] = {
CMD_BUILD_RAIL_VEHICLE,
CMD_BUILD_ROAD_VEH,
CMD_BUILD_SHIP,
CMD_BUILD_AIRCRAFT,
};
static uint32 const _veh_sell_proc_table[] = {
CMD_SELL_RAIL_WAGON,
CMD_SELL_ROAD_VEH,
CMD_SELL_SHIP,
CMD_SELL_AIRCRAFT,
};
static uint32 const _veh_start_stop_proc_table[] = {
CMD_START_STOP_TRAIN,
CMD_START_STOP_ROADVEH,
CMD_START_STOP_SHIP,
CMD_START_STOP_AIRCRAFT,
};
static uint32 const _veh_refit_proc_table[] = {
CMD_REFIT_RAIL_VEHICLE,
0, // road vehicles can't be refitted
CMD_REFIT_SHIP,
CMD_REFIT_AIRCRAFT,
};
enum {
/* Max vehicles: 64000 (512 * 125) */
VEHICLES_POOL_BLOCK_SIZE_BITS = 9, /* In bits, so (1 << 9) == 512 */
@ -1373,297 +1411,6 @@ extern int32 CmdRefitRailVehicle(int x, int y, uint32 flags, uint32 p1, uint32 p
extern int32 CmdRefitShip(int x, int y, uint32 flags, uint32 p1, uint32 p2);
extern int32 CmdRefitAircraft(int x, int y, uint32 flags, uint32 p1, uint32 p2);
/** Replaces a vehicle (used to be called autorenew).
* Must be called with _current_player set to the owner of the vehicle
* @param v Vehicle to replace
*/
int32 ReplaceVehicle(Vehicle *v)
{
Player *p = GetPlayer(v->owner);
EngineID old_engine_type = v->engine_type;
EngineID new_engine_type = p->engine_replacement[old_engine_type];
Vehicle *u, *first;
Engine *e;
int cost, build_cost, rear_engine_cost = 0;
// If replacing due to age only, use the same type :-)
if (new_engine_type == INVALID_ENGINE)
new_engine_type = old_engine_type;
u = v;
/* First we make sure that it's a valid type the user requested
* check that it's an engine that is in the engine array */
if (!IsEngineIndex(new_engine_type)) return CMD_ERROR;
// check that the new vehicle type is the same as the original one
if (v->type != GetEngine(new_engine_type)->type) return CMD_ERROR;
// check that it's the vehicle's owner that requested the replace
if (!CheckOwnership(v->owner)) return CMD_ERROR;
// makes sure that we do not replace a plane with a helicopter or vise versa
if (v->type == VEH_Aircraft) {
if (HASBIT(AircraftVehInfo(old_engine_type)->subtype, 0) != HASBIT(AircraftVehInfo(new_engine_type)->subtype, 0)) return CMD_ERROR;
}
// makes sure that the player can actually buy the new engine. Renewing is still allowed to outdated engines
if (!HASBIT(GetEngine(new_engine_type)->player_avail, v->owner) && old_engine_type != new_engine_type) return CMD_ERROR;
switch (v->type) {
case VEH_Train: build_cost = EstimateTrainCost(RailVehInfo(new_engine_type)); break;
case VEH_Road: build_cost = EstimateRoadVehCost(new_engine_type); break;
case VEH_Ship: build_cost = EstimateShipCost(new_engine_type); break;
case VEH_Aircraft: build_cost = EstimateAircraftCost(new_engine_type); break;
default: return CMD_ERROR;
}
/* In a rare situation, when 2 clients are connected to 1 company and have the same
settings, a vehicle can be replaced twice.. check if this is the situation here */
if (old_engine_type == new_engine_type && v->age == 0) return CMD_ERROR;
if ( v->type == VEH_Train ) {
first = GetFirstVehicleInChain(v);
u = GetLastVehicleInChain(v);
if ( RailVehInfo(new_engine_type)->flags & RVI_MULTIHEAD )
build_cost = build_cost >> 1; //multiheaded engines have EstimateTrainCost() for both engines
if ( old_engine_type != new_engine_type ) {
// prevent that the rear engine can get replaced to something else than the front engine
if ( v->u.rail.first_engine != INVALID_VEHICLE && RailVehInfo(old_engine_type)->flags & RVI_MULTIHEAD && RailVehInfo(old_engine_type)->flags ) {
if ( first->engine_type != new_engine_type ) return CMD_ERROR;
}
// checks if the engine is the first one
if ( v->u.rail.first_engine == INVALID_VEHICLE ) {
if ( RailVehInfo(new_engine_type)->flags & RVI_MULTIHEAD ) {
if ( u->engine_type == old_engine_type && v->next != NULL) {
rear_engine_cost = build_cost - u->value;
} else {
rear_engine_cost = build_cost;
}
} else {
if ( u->engine_type == old_engine_type && RailVehInfo(old_engine_type)->flags & RVI_MULTIHEAD) {
if (v->next != NULL) rear_engine_cost = -(int32)u->value;
}
}
}
}
}
/* Check if there is money for the upgrade.. if not, give a nice news-item
(that is needed, because this CMD is called automaticly) */
if ( p->money64 < (int32)(p->engine_renew_money + build_cost + rear_engine_cost - v->value)) {
if (( _local_player == v->owner ) && ( v->unitnumber != 0 )) { //v->unitnumber = 0 for train cars
StringID message;
SetDParam(0, v->unitnumber);
switch (v->type) {
case VEH_Train: message = STR_TRAIN_AUTORENEW_FAILED; break;
case VEH_Road: message = STR_ROADVEHICLE_AUTORENEW_FAILED; break;
case VEH_Ship: message = STR_SHIP_AUTORENEW_FAILED; break;
case VEH_Aircraft: message = STR_AIRCRAFT_AUTORENEW_FAILED; break;
// This should never happen
default: message = 0; break;
}
AddNewsItem(message, NEWS_FLAGS(NM_SMALL, NF_VIEWPORT|NF_VEHICLE, NT_ADVICE, 0), v->index, 0);
}
return CMD_ERROR;
}
cost = build_cost - v->value + rear_engine_cost;
/* We do not really buy a new vehicle, we upgrade the old one */
e = GetEngine(new_engine_type);
v->reliability = e->reliability;
v->reliability_spd_dec = e->reliability_spd_dec;
v->age = 0;
v->date_of_last_service = _date;
v->build_year = _cur_year;
v->value = build_cost;
if (v->engine_type != new_engine_type) {
byte sprite = v->spritenum;
byte cargo_type = v->cargo_type;
v->engine_type = new_engine_type;
v->max_age = e->lifelength * 366;
/* Update limits of the vehicle (for when upgraded) */
switch (v->type) {
case VEH_Train: {
const RailVehicleInfo *rvi = RailVehInfo(new_engine_type);
const RailVehicleInfo *rvi2 = RailVehInfo(old_engine_type);
byte capacity = rvi2->capacity;
Vehicle *first = GetFirstVehicleInChain(v);
//if (v->owner == _local_player) InvalidateWindowClasses(WC_TRAINS_LIST);
/* rvi->image_index is the new sprite for the engine. Adding +1 makes the engine head the other way
if it is a multiheaded engine (rear engine)
(rvi->flags & RVI_MULTIHEAD && sprite - rvi2->image_index) is true if the engine is heading the other way, otherwise 0*/
v->spritenum = rvi->image_index + ((rvi->flags & RVI_MULTIHEAD && sprite - rvi2->image_index) ? 1 : 0);
// turn the last engine in a multiheaded train if needed
if (v->next == NULL && v->u.rail.first_engine != INVALID_VEHICLE && rvi->flags & RVI_MULTIHEAD && v->spritenum == rvi->image_index)
v->spritenum++;
v->cargo_type = rvi->cargo_type;
v->cargo_cap = rvi->capacity;
v->max_speed = rvi->max_speed;
v->u.rail.railtype = e->railtype;
// 0x0100 means that we skip the check for being stopped inside the depot
// since we do not stop it for autorefitting
if (v->cargo_type != cargo_type && capacity) {
// BUG: somehow v->index is not transfered properly
//CmdRefitRailVehicle(v->x_pos, v->y_pos, DC_EXEC, v->index , cargo_type + 0x0100 );
v->cargo_type = cargo_type; // workaround, but it do not check the refit table
} else {
v->cargo_type = rvi->cargo_type;
}
#if 0
// we disable this because they can crash the game. They will be fixed at a later date
if ( rvi2->flags & RVI_MULTIHEAD && !(rvi->flags & RVI_MULTIHEAD) && v->index == first->index) {
if (old_engine_type == u->engine_type ) {
Vehicle *w;
u = GetLastVehicleInChain(v);
w = GetPrevVehicleInChain(u);
w->next = NULL;
DeleteVehicle(u);
}
}
if ( rvi->flags & RVI_MULTIHEAD && rvi2->flags & RVI_MULTIHEAD && v->index == first->index ) {
CmdReplaceVehicle(x, y, flags, u->index, p2);
}
if ( rvi->flags & RVI_MULTIHEAD && !(rvi2->flags & RVI_MULTIHEAD) && v->index == first->index ) {
if ( old_engine_type != u->engine_type ) {
Vehicle *w;
if ( (w=AllocateVehicle()) != NULL ) {
AddRearEngineToMultiheadedTrain(v,w, false);
u->next = w;
}
}
}
#endif
// recalculate changed train values
TrainConsistChanged(first);
InvalidateWindowClasses(WC_TRAINS_LIST);
UpdateTrainAcceleration(first);
break;
}
case VEH_Road: {
const RoadVehicleInfo *rvi = RoadVehInfo(new_engine_type);
v->spritenum = rvi->image_index;
v->cargo_type = rvi->cargo_type;
v->cargo_cap = rvi->capacity;
v->max_speed = rvi->max_speed;
InvalidateWindowClasses(WC_ROADVEH_LIST);
break;
}
case VEH_Ship: {
const ShipVehicleInfo *svi = ShipVehInfo(new_engine_type);
v->spritenum = svi->image_index;
v->cargo_type = svi->cargo_type;
v->cargo_cap = svi->capacity;
v->max_speed = svi->max_speed;
// 0x0100 means that we skip the check for being stopped inside the depot
// since we do not stop it for autorefitting
if (v->cargo_type != cargo_type)
CmdRefitShip(v->x_pos, v->y_pos, DC_EXEC, v->index , cargo_type + 0x0100 );
InvalidateWindowClasses(WC_SHIPS_LIST);
break;
}
case VEH_Aircraft: {
const AircraftVehicleInfo *avi = AircraftVehInfo(new_engine_type);
Vehicle *u;
v->max_speed = avi->max_speed;
v->acceleration = avi->acceleration;
v->spritenum = avi->image_index;
if ( cargo_type == CT_PASSENGERS ) {
v->cargo_cap = avi->passenger_capacity;
u = v->next;
u->cargo_cap = avi->mail_capacity;
} else {
// 0x0100 means that we skip the check for being stopped inside the hangar
// since we do not stop it for autorefitting
CmdRefitAircraft(v->x_pos, v->y_pos, DC_EXEC, v->index , cargo_type + 0x0100 );
}
InvalidateWindowClasses(WC_AIRCRAFT_LIST);
break;
}
default: return CMD_ERROR;
}
// makes sure that the cargo is still valid compared to new capacity
if (v->cargo_count != 0) {
if ( v->cargo_type != cargo_type )
v->cargo_count = 0;
else if ( v->cargo_count > v->cargo_cap )
v->cargo_count = v->cargo_cap;
}
}
InvalidateWindow(WC_REPLACE_VEHICLE, v->type);
ResortVehicleLists();
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
//needs to be down here because refitting will change SET_EXPENSES_TYPE if called
SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);
SubtractMoneyFromPlayer(cost);
if (IsLocalPlayer()) ShowCostOrIncomeAnimation(v->x_pos, v->y_pos, v->z_pos, cost);
return cost;
}
void MaybeReplaceVehicle(Vehicle *v)
{
Player *p = GetPlayer(v->owner);
// uncomment next line if you want to see what engine type just entered a depot
//printf("engine type: %d\n", v->engine_type);
// A vehicle is autorenewed when it it gets the amount of months
// give by _patches.autorenew_months away for his max age.
// Standard is -6, meaning 6 months before his max age
// It can be any value between -12 and 12.
// Here it also checks if the vehicles is listed for replacement
if (!p->engine_renew || v->age - v->max_age < (p->engine_renew_months * 30)) { //replace if engine is too old
if (p->engine_replacement[v->engine_type] == INVALID_ENGINE && v->type != VEH_Train) // updates to a new model
return;
}
/* Now replace the vehicle */
_current_player = v->owner;
if ( v->type != VEH_Train ) {
ReplaceVehicle(v);
} else {
// checks if any of the engines in the train are either old or listed for replacement
do {
if (p->engine_replacement[v->engine_type] != INVALID_ENGINE || (p->engine_renew && (v->age - v->max_age) > (p->engine_renew_months * 30))) {
ReplaceVehicle(v);
}
} while ((v=v->next) != NULL);
}
_current_player = OWNER_NONE;
}
int32 CmdCloneOrder(int x, int y, uint32 flags, uint32 veh1_veh2, uint32 mode);
int32 CmdMoveRailVehicle(int x, int y, uint32 flags, uint32 p1, uint32 p2);
int32 CmdBuildRailVehicle(int x, int y, uint32 flags, uint32 p1, uint32 p2);
@ -1671,10 +1418,9 @@ int32 CmdBuildRoadVeh(int x, int y, uint32 flags, uint32 p1, uint32 p2);
int32 CmdBuildShip(int x, int y, uint32 flags, uint32 p1, uint32 p2);
int32 CmdBuildAircraft(int x, int y, uint32 flags, uint32 p1, uint32 p2);
typedef int32 VehBuildProc(int x, int y, uint32 flags, uint32 p1, uint32 p2);
static VehBuildProc * const _veh_build_proc_table[] = {
static VehBuildProc * const _veh_build_cmd_table[] = {
CmdBuildRailVehicle,
CmdBuildRoadVeh,
CmdBuildShip,
@ -1724,9 +1470,9 @@ int32 CmdCloneVehicle(int x, int y, uint32 flags, uint32 p1, uint32 p2)
default: return CMD_ERROR;
}
proc = _veh_build_proc_table[v->type - VEH_Train];
proc = _veh_build_cmd_table[v->type - VEH_Train];
new_id = _new_vehicle_id_proc_table[v->type - VEH_Train];
total_cost = proc(x, y, flags, v->engine_type, 1);
total_cost = proc(x, y, flags, v->engine_type, 3);
if (total_cost == CMD_ERROR)
return CMD_ERROR;
@ -1744,7 +1490,7 @@ int32 CmdCloneVehicle(int x, int y, uint32 flags, uint32 p1, uint32 p2)
// now we handle the cars
v = v->next;
while (v != NULL) {
cost = proc(x, y, flags, v->engine_type, 1);
cost = proc(x, y, flags, v->engine_type, 3);
if (cost == CMD_ERROR)
return CMD_ERROR;
total_cost += cost;
@ -1779,6 +1525,170 @@ int32 CmdCloneVehicle(int x, int y, uint32 flags, uint32 p1, uint32 p2)
return total_cost;
}
/* Replaces a vehicle (used to be called autorenew)
* This function is only called from MaybeReplaceVehicle(), which is the next one
* Must be called with _current_player set to the owner of the vehicle
* @param w Vehicle to replace
* @param flags is the flags to use when calling DoCommand(). Mainly DC_EXEC counts
* return value is cost of the replacement or CMD_ERROR
*/
static int32 ReplaceVehicle(Vehicle **w, byte flags)
{
int32 cost;
const Vehicle *old_v = *w;
const Player *p = GetPlayer(old_v->owner);
EngineID new_engine_type;
const UnitID cached_unitnumber = old_v->unitnumber;
bool new_front = false;
Vehicle *new_v = NULL;
new_engine_type = p->engine_replacement[old_v->engine_type] == INVALID_ENGINE ? old_v->engine_type: p->engine_replacement[old_v->engine_type];
cost = DoCommand(old_v->x_pos, old_v->y_pos, new_engine_type, 2, flags, CMD_BUILD_VEH(old_v->type));
//check if the new engine is buildable
if (CmdFailed(cost)) return cost;
if (flags & DC_EXEC) {
new_v = GetVehicle(*_new_vehicle_id_proc_table[old_v->type - VEH_Train]);
*w = new_v;
/* refit if needed */
if (new_v->type != VEH_Road) { // road vehicles can't be refitted
if (old_v->cargo_type != new_v->cargo_type && old_v->cargo_cap != 0 && new_v->cargo_cap != 0) {// some train engines do not have cargo capacity
DoCommand(0, 0, new_v->index, old_v->cargo_type, DC_EXEC, CMD_REFIT_VEH(new_v->type));
}
}
/* move the cargo to the new vehicle */
if (old_v->cargo_type == new_v->cargo_type && old_v->cargo_count != 0) {
// move the cargo to the new vehicle
new_v->cargo_count = min(old_v->cargo_count, new_v->cargo_cap);
new_v->cargo_source = old_v->cargo_source;
// copy the age of the cargo
new_v->cargo_days = old_v->cargo_days;
new_v->day_counter = old_v->day_counter;
new_v->tick_counter = old_v->tick_counter;
}
if (old_v->type == VEH_Train && old_v->u.rail.first_engine != INVALID_VEHICLE) {
/* this is a railcar. We need to move the car into the train
* We add the new engine after the old one instead of replacing it. It will give the same result anyway when we
* sell the old engine in a moment
*/
DoCommand(0, 0, (old_v->index << 16) | new_v->index, 1, DC_EXEC, CMD_MOVE_RAIL_VEHICLE);
} else {
// copy/clone the orders
DoCommand(0, 0, (old_v->index << 16) | new_v->index, IsOrderListShared(old_v) ? CO_SHARE : CO_COPY, DC_EXEC, CMD_CLONE_ORDER);
new_v->cur_order_index = old_v->cur_order_index;
ChangeVehicleViewWindow(old_v, new_v);
new_front = true;
new_v->current_order = old_v->current_order;
if (old_v->type == VEH_Train){
// move the entire train to the new engine, including the old engine. It will be sold in a moment anyway
DoCommand(0, 0, (new_v->index << 16) | old_v->index, 1, DC_EXEC, CMD_MOVE_RAIL_VEHICLE);
}
}
}
// sell the engine/ find out how much you get for the old engine
cost += DoCommand(0, 0, old_v->index, 0, flags, CMD_SELL_VEH(old_v->type));
if (new_front) {
// now we assign the old unitnumber to the new vehicle
new_v->unitnumber = cached_unitnumber;
}
return cost;
}
/** replaces a vehicle if it's set for autoreplace or is too old(used to be called autorenew)
* @param v The vehicle to replace
* if the vehicle is a train, v needs to be the front engine
* return value is a pointer to the new vehicle, which is the same as the argument if nothing happened
*/
Vehicle * MaybeReplaceVehicle(Vehicle *v)
{
Vehicle *w;
const Player *p = GetPlayer(v->owner);
byte flags = 0;
int32 cost = 0, temp_cost = 0;
_current_player = v->owner;
assert(v->type == VEH_Train || v->type == VEH_Road || v->type == VEH_Ship || v->type == VEH_Aircraft);
DoCommand(0, 0, v->index, 0, DC_EXEC, CMD_STARTSTOP_VEH(v->type));
while (true) {
w = v;
do {
// check if the vehicle should be replaced
if (!p->engine_renew || w->age - w->max_age < (p->engine_renew_months * 30) //replace if engine is too old
|| (w->max_age == 0)) { // rail cars got a max age of 0
if (p->engine_replacement[w->engine_type] == INVALID_ENGINE) // updates to a new model
continue;
}
/* if we are looking at the rear end of a multiheaded locomotive, skip it */
if (w->type == VEH_Train) {
const RailVehicleInfo *rvi = RailVehInfo(w->engine_type);
if (rvi->flags & RVI_MULTIHEAD && rvi->image_index == w->spritenum - 1)
continue;
}
/* Now replace the vehicle */
temp_cost = ReplaceVehicle(&w, flags);
if (flags & DC_EXEC && !(w->type == VEH_Train && w->u.rail.first_engine != INVALID_VEHICLE)){
// now we bought a new engine and sold the old one. We need to fix the pointers in order to avoid pointing to the old one
// for trains: these pointers should point to the front engine and not the cars
v = w;
}
if (CmdFailed(temp_cost))
break;
cost += temp_cost;
} while (w->type == VEH_Train && (w=w->next) != NULL);
if (!(flags & DC_EXEC) && (CmdFailed(temp_cost) || p->money64 < (int32)(cost + p->engine_renew_money) || cost == 0)) {
if (p->money64 < (int32)(cost + p->engine_renew_money) && ( _local_player == v->owner )) {
StringID message;
SetDParam(0, v->unitnumber);
switch (v->type) {
case VEH_Train: message = STR_TRAIN_AUTORENEW_FAILED; break;
case VEH_Road: message = STR_ROADVEHICLE_AUTORENEW_FAILED; break;
case VEH_Ship: message = STR_SHIP_AUTORENEW_FAILED; break;
case VEH_Aircraft: message = STR_AIRCRAFT_AUTORENEW_FAILED; break;
// This should never happen
default: NOT_REACHED(); message = 0; break;
}
AddNewsItem(message, NEWS_FLAGS(NM_SMALL, NF_VIEWPORT|NF_VEHICLE, NT_ADVICE, 0), v->index, 0);
}
DoCommand(0, 0, v->index, 0, DC_EXEC, CMD_STARTSTOP_VEH(v->type)); //we start the vehicle again
return v;
}
if (flags & DC_EXEC) {
break; // we are done replacing since the loop ran once with DC_EXEC
}
// now we redo the loop, but this time we actually do stuff since we know that we can do it
flags |= DC_EXEC;
}
SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);
SubtractMoneyFromPlayer(cost);
if (IsLocalPlayer()) ShowCostOrIncomeAnimation(v->x_pos, v->y_pos, v->z_pos, cost);
DoCommand(0, 0, v->index, 0, DC_EXEC, CMD_STARTSTOP_VEH(v->type)); //we start the vehicle again
_current_player = OWNER_NONE;
return v;
}
/** Give a custom name to your vehicle
* @param x,y unused

2
vehicle.h
View File

@ -309,7 +309,7 @@ Vehicle *CheckClickOnVehicle(const ViewPort *vp, int x, int y);
void DecreaseVehicleValue(Vehicle *v);
void CheckVehicleBreakdown(Vehicle *v);
void AgeVehicle(Vehicle *v);
void MaybeReplaceVehicle(Vehicle *v);
Vehicle * MaybeReplaceVehicle(Vehicle *v);
void BeginVehicleMove(Vehicle *v);
void EndVehicleMove(Vehicle *v);

40
vehicle_gui.c
View File

@ -17,6 +17,7 @@
#include "gfx.h"
#include "variables.h"
#include "vehicle_gui.h"
#include "viewport.h"
Sorting _sorting;
@ -1084,3 +1085,42 @@ void InitializeGUI(void)
{
memset(&_sorting, 0, sizeof(_sorting));
}
/** Assigns an already open vehicle window to a new vehicle.
* Assigns an already open vehicle window to a new vehicle. If the vehicle got any sub window open (orders and so on) it will change owner too
* @param *from_v the current owner of the window
* @param *to_v the new owner of the window
*/
void ChangeVehicleViewWindow(const Vehicle *from_v, const Vehicle *to_v)
{
Window *w;
w = FindWindowById(WC_VEHICLE_VIEW, from_v->index);
if (w != NULL) {
w->window_number = to_v->index;
WP(w, vp_d).follow_vehicle = (VehicleID)(w->window_number & 0xFFFF);
SetWindowDirty(w);
w = FindWindowById(WC_VEHICLE_ORDERS, from_v->index);
if (w != NULL) {
w->window_number = to_v->index;
SetWindowDirty(w);
}
w = FindWindowById(WC_VEHICLE_REFIT, from_v->index);
if (w != NULL) {
w->window_number = to_v->index;
SetWindowDirty(w);
}
w = FindWindowById(WC_VEHICLE_DETAILS, from_v->index);
if (w != NULL) {
w->window_number = to_v->index;
SetWindowDirty(w);
}
}
}

3
vehicle_gui.h
View File

@ -60,5 +60,8 @@ void DrawRoadVehPurchaseInfo(int x, int y, EngineID engine_number);
void DrawAircraftPurchaseInfo(int x, int y, EngineID engine_number);
void DrawShipPurchaseInfo(int x, int y, EngineID engine_number);
void ChangeVehicleViewWindow(const Vehicle *from_v, const Vehicle *to_v);
#endif /* VEHICLE_GUI_H */