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Location: cpp/openttd-patchpack/source/ship_cmd.c - annotation
r492:a7c36acf63a9
21.9 KiB
text/x-c
(svn r778) -Fix: [ 1064742 ]
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r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r193:6aa65dc5a4b4 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 r0:d63b455452f6 | #include "stdafx.h"
#include "ttd.h"
#include "vehicle.h"
#include "command.h"
#include "pathfind.h"
#include "station.h"
#include "gfx.h"
#include "news.h"
#include "engine.h"
#include "gui.h"
#include "player.h"
#include "sound.h"
static const uint16 _ship_sprites[] = {0x0E5D, 0x0E55, 0x0E65, 0x0E6D};
static const byte _ship_sometracks[4] = {0x19, 0x16, 0x25, 0x2A};
static byte GetTileShipTrackStatus(uint tile) {
uint32 r = GetTileTrackStatus(tile, TRANSPORT_WATER);
return r | r >> 8;
}
void DrawShipEngine(int x, int y, int engine, uint32 image_ormod)
{
int spritenum = ship_vehicle_info(engine).image_index;
if (is_custom_sprite(spritenum)) {
int sprite = GetCustomVehicleIcon(engine, 6);
if (sprite) {
DrawSprite(sprite | image_ormod, x, y);
return;
}
spritenum = _engine_original_sprites[engine];
}
DrawSprite((6 + _ship_sprites[spritenum]) | image_ormod, x, y);
}
void DrawShipEngineInfo(int engine, int x, int y, int maxw)
{
ShipVehicleInfo *svi = &ship_vehicle_info(engine);
SET_DPARAM32(0, svi->base_cost * (_price.ship_base>>3)>>5);
SET_DPARAM16(1, svi->max_speed * 10 >> 5);
SET_DPARAM16(2, _cargoc.names_long_p[svi->cargo_type]);
SET_DPARAM16(3, svi->capacity);
SET_DPARAM32(4, svi->running_cost * _price.ship_running >> 8);
DrawStringMultiCenter(x, y, STR_982E_COST_MAX_SPEED_CAPACITY, maxw);
}
int GetShipImage(Vehicle *v, byte direction)
{
int spritenum = v->spritenum;
if (is_custom_sprite(spritenum)) {
int sprite = GetCustomVehicleSprite(v, direction);
if (sprite) return sprite;
spritenum = _engine_original_sprites[v->engine_type];
}
return _ship_sprites[spritenum] + direction;
}
static int FindClosestShipDepot(Vehicle *v)
{
uint tile, dist, best_dist = (uint)-1;
int best_depot = -1;
int i;
byte owner = v->owner;
uint tile2 = v->tile;
for(i=0; i!=lengthof(_depots); i++) {
tile = _depots[i].xy;
if (IS_TILETYPE(tile, MP_WATER) && _map_owner[tile] == owner) {
dist = GetTileDist(tile, tile2);
if (dist < best_dist) {
best_dist = dist;
best_depot = i;
}
}
}
return best_depot;
}
static void CheckIfShipNeedsService(Vehicle *v)
{
int i;
if (_patches.servint_ships == 0)
return;
if (SERVICE_INTERVAL)
return;
if (v->vehstatus & VS_STOPPED)
return;
if ((v->next_order & (OT_MASK | OF_FULL_LOAD)) == (OT_GOTO_DEPOT | OF_FULL_LOAD))
return;
if (_patches.gotodepot && ScheduleHasDepotOrders(v->schedule_ptr))
return;
i = FindClosestShipDepot(v);
if (i < 0 || GetTileDist(v->tile, (&_depots[i])->xy) > 12) {
if ((v->next_order & OT_MASK) == OT_GOTO_DEPOT) {
v->next_order = OT_DUMMY;
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, 4);
}
return;
}
v->next_order = OT_GOTO_DEPOT | OF_NON_STOP;
v->next_order_param = (byte)i;
v->dest_tile = (&_depots[i])->xy;
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, 4);
}
void OnNewDay_Ship(Vehicle *v)
{
int32 cost;
if ((++v->day_counter & 7) == 0)
DecreaseVehicleValue(v);
CheckVehicleBreakdown(v);
AgeVehicle(v);
CheckIfShipNeedsService(v);
CheckOrders(v);
if (v->vehstatus & VS_STOPPED)
return;
cost = ship_vehicle_info(v->engine_type).running_cost * _price.ship_running / 364;
v->profit_this_year -= cost >> 8;
SET_EXPENSES_TYPE(EXPENSES_SHIP_RUN);
SubtractMoneyFromPlayerFract(v->owner, cost);
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
InvalidateWindow(WC_SHIPS_LIST, v->owner);
}
static void HandleBrokenShip(Vehicle *v)
{
if (v->breakdown_ctr != 1) {
v->breakdown_ctr = 1;
v->cur_speed = 0;
if (v->breakdowns_since_last_service != 255)
v->breakdowns_since_last_service++;
InvalidateWindow(WC_VEHICLE_VIEW, v->index);
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
SndPlayVehicleFx((_opt.landscape != LT_CANDY) ? 0xE : 0x3A, v);
if (!(v->vehstatus & VS_HIDDEN)) {
Vehicle *u = CreateEffectVehicleRel(v, 4, 4, 5, EV_BREAKDOWN_SMOKE);
if (u)
u->u.special.unk0 = v->breakdown_delay * 2;
}
}
if (!(v->tick_counter & 1)) {
if (!--v->breakdown_delay) {
v->breakdown_ctr = 0;
InvalidateWindow(WC_VEHICLE_VIEW, v->index);
}
}
}
static void MarkShipDirty(Vehicle *v)
{
v->cur_image = GetShipImage(v, v->direction);
MarkAllViewportsDirty(v->left_coord, v->top_coord, v->right_coord + 1, v->bottom_coord + 1);
}
static void PlayShipSound(Vehicle *v)
{
SndPlayVehicleFx(ship_vehicle_info(v->engine_type).sfx, v);
}
static const TileIndexDiff _dock_offs[] = {
TILE_XY(2, 0),
TILE_XY(-2, 0),
TILE_XY(0, 2),
TILE_XY(2, 0),
TILE_XY(0, -2),
TILE_XY(0,0),
TILE_XY(0,0),
TILE_XY(0,0),
};
static void ProcessShipOrder(Vehicle *v)
{
uint order;
Station *st;
if ((v->next_order & OT_MASK) >= OT_GOTO_DEPOT && (v->next_order & OT_MASK) <= OT_LEAVESTATION) {
if ((v->next_order & (OT_MASK|OF_UNLOAD)) != (OT_GOTO_DEPOT|OF_UNLOAD))
return;
}
if ((v->next_order & (OT_MASK|OF_UNLOAD|OF_FULL_LOAD)) == (OT_GOTO_DEPOT|OF_UNLOAD|OF_FULL_LOAD) &&
SERVICE_INTERVAL) {
v->cur_order_index++;
}
if (v->cur_order_index >= v->num_orders)
v->cur_order_index = 0;
order = v->schedule_ptr[v->cur_order_index];
if (order == 0) {
v->next_order = OT_NOTHING;
v->dest_tile = 0;
return;
}
if (order == (uint)((v->next_order | (v->next_order_param<<8))))
return;
v->next_order = (byte)order;
v->next_order_param = (byte)(order >> 8);
if ((order & OT_MASK) == OT_GOTO_STATION) {
if ( (byte)(order >> 8) == v->last_station_visited)
v->last_station_visited = 0xFF;
st = DEREF_STATION(order >> 8);
if (st->dock_tile != 0) {
v->dest_tile = TILE_ADD(st->dock_tile, _dock_offs[_map5[st->dock_tile]-0x4B]);
}
} else if ((order & OT_MASK) == OT_GOTO_DEPOT) {
v->dest_tile = _depots[order >> 8].xy;
} else {
v->dest_tile = 0;
}
InvalidateVehicleOrderWidget(v);
}
static void HandleShipLoading(Vehicle *v)
{
if (v->next_order == OT_NOTHING)
return;
if (v->next_order != OT_DUMMY) {
if ((v->next_order&OT_MASK) != OT_LOADING)
return;
if (--v->load_unload_time_rem)
return;
if (v->next_order&OF_FULL_LOAD && CanFillVehicle(v)) {
SET_EXPENSES_TYPE(EXPENSES_SHIP_INC);
if (LoadUnloadVehicle(v)) {
InvalidateWindow(WC_SHIPS_LIST, v->owner);
MarkShipDirty(v);
}
return;
}
PlayShipSound(v);
{
byte b = v->next_order;
v->next_order = OT_LEAVESTATION;
if (!(b & OF_NON_STOP))
return;
}
}
v->cur_order_index++;
InvalidateVehicleOrderWidget(v);
}
static void UpdateShipDeltaXY(Vehicle *v, int dir)
{
#define MKIT(d,c,b,a) ((a&0xFF)<<24) | ((b&0xFF)<<16) | ((c&0xFF)<<8) | ((d&0xFF)<<0)
static const uint32 _delta_xy_table[8] = {
MKIT( -3, -3, 6, 6),
MKIT(-16, -3, 32, 6),
MKIT( -3, -3, 6, 6),
MKIT( -3,-16, 6, 32),
MKIT( -3, -3, 6, 6),
MKIT(-16, -3, 32, 6),
MKIT( -3, -3, 6, 6),
MKIT( -3,-16, 6, 32),
};
#undef MKIT
uint32 x = _delta_xy_table[dir];
v->x_offs = (byte)x;
v->y_offs = (byte)(x>>=8);
v->sprite_width = (byte)(x>>=8);
v->sprite_height = (byte)(x>>=8);
}
static void RecalcShipStuff(Vehicle *v)
{
UpdateShipDeltaXY(v, v->direction);
v->cur_image = GetShipImage(v, v->direction);
MarkShipDirty(v);
InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);
}
static const TileIndexDiff _ship_leave_depot_offs[] = {
TILE_XY(-1,0),
TILE_XY(0,-1),
};
static void CheckShipLeaveDepot(Vehicle *v)
{
uint tile;
int d;
uint m;
if (v->u.ship.state != 0x80)
return;
tile = v->tile;
d = (_map5[tile]&2) ? 1 : 0;
// Check first side
if (_ship_sometracks[d] & GetTileShipTrackStatus(TILE_ADD(tile,_ship_leave_depot_offs[d]))) {
m = (d==0) ? 0x101 : 0x207;
// Check second side
} else if (_ship_sometracks[d+2] & GetTileShipTrackStatus(TILE_ADD(tile, -2*_ship_leave_depot_offs[d]))) {
m = (d==0) ? 0x105 : 0x203;
} else {
return;
}
v->direction = (byte)m;
v->u.ship.state = (byte)(m >> 8);
v->vehstatus &= ~VS_HIDDEN;
v->cur_speed = 0;
RecalcShipStuff(v);
PlayShipSound(v);
}
static bool ShipAccelerate(Vehicle *v)
{
uint spd;
byte t;
spd = min(v->cur_speed + 1, v->max_speed);
//updates statusbar only if speed have changed to save CPU time
if (spd != v->cur_speed) {
v->cur_speed = spd;
if (_patches.vehicle_speed)
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, 4);
}
// Decrease somewhat when turning
if (!(v->direction&1)) {
spd = spd * 3 >> 2;
}
if (spd == 0)
return false;
if ((byte)++spd == 0)
return true;
v->progress = (t = v->progress) - (byte)spd;
return (t < v->progress);
}
static int32 EstimateShipCost(uint16 engine_type);
static void ShipEnterDepot(Vehicle *v)
{
byte t;
v->u.ship.state = 0x80;
v->vehstatus |= VS_HIDDEN;
v->cur_speed = 0;
RecalcShipStuff(v);
v->date_of_last_service = _date;
v->breakdowns_since_last_service = 0;
v->reliability = _engines[v->engine_type].reliability;
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
MaybeRenewVehicle(v, EstimateShipCost(v->engine_type));
TriggerVehicle(v, VEHICLE_TRIGGER_DEPOT);
if ((v->next_order&OT_MASK) == OT_GOTO_DEPOT) {
InvalidateWindow(WC_VEHICLE_VIEW, v->index);
t = v->next_order;
v->next_order = OT_DUMMY;
if (t&OF_UNLOAD) { v->cur_order_index++; }
else if (t & 0x40) {
v->vehstatus |= VS_STOPPED;
if (v->owner == _local_player) {
SET_DPARAM16(0, v->unitnumber);
AddNewsItem(
STR_981C_SHIP_IS_WAITING_IN_DEPOT,
NEWS_FLAGS(NM_SMALL, NF_VIEWPORT|NF_VEHICLE, NT_ADVICE, 0),
v->index,
0);
}
}
}
}
static void ShipArrivesAt(Vehicle *v, Station *st)
{
/* Check if station was ever visited before */
if (!(st->had_vehicle_of_type & HVOT_SHIP)) {
uint32 flags;
st->had_vehicle_of_type |= HVOT_SHIP;
SET_DPARAM16(0, st->index);
flags = (v->owner == _local_player) ? NEWS_FLAGS(NM_THIN, NF_VIEWPORT|NF_VEHICLE, NT_ARRIVAL_PLAYER, 0) : NEWS_FLAGS(NM_THIN, NF_VIEWPORT|NF_VEHICLE, NT_ARRIVAL_OTHER, 0);
AddNewsItem(
STR_9833_CITIZENS_CELEBRATE_FIRST,
flags,
v->index,
0);
}
}
typedef struct {
uint skiptile;
uint dest_coords;
uint best_bird_dist;
uint best_length;
} PathFindShip;
//extern void dbg_store_path();
static bool ShipTrackFollower(uint tile, PathFindShip *pfs, int track, uint length, byte *state)
{
// Found dest?
if (tile == pfs->dest_coords) {
pfs->best_bird_dist = 0;
// if (length < pfs->best_length)
// dbg_store_path();
pfs->best_length = minu(pfs->best_length, length);
return true;
}
// Skip this tile in the calculation
if (tile != pfs->skiptile) {
pfs->best_bird_dist = minu(pfs->best_bird_dist, GetTileDist1Db(pfs->dest_coords, tile));
}
return false;
}
static const byte _ship_search_directions[6][4] = {
{ 0, 9, 2, 9 },
{ 9, 1, 9, 3 },
{ 9, 0, 3, 9 },
{ 1, 9, 9, 2 },
{ 3, 2, 9, 9 },
{ 9, 9, 1, 0 },
};
static const byte _pick_shiptrack_table[6] = {1, 3, 2, 2, 0, 0};
static uint FindShipTrack(Vehicle *v, uint tile, int dir, uint bits, uint skiptile, int *track)
{
PathFindShip pfs;
int i, best_track;
uint best_bird_dist = 0;
uint best_length = 0;
uint r;
byte ship_dir = v->direction & 3;
pfs.dest_coords = v->dest_tile;
pfs.skiptile = skiptile;
best_track = -1;
do {
i = FIND_FIRST_BIT(bits);
bits = KILL_FIRST_BIT(bits);
pfs.best_bird_dist = (uint)-1;
pfs.best_length = (uint)-1;
FollowTrack(tile, 0x3800 | TRANSPORT_WATER, _ship_search_directions[i][dir], (TPFEnumProc*)ShipTrackFollower, NULL, &pfs);
if (best_track >= 0) {
if (pfs.best_bird_dist != 0) {
/* neither reached the destination, pick the one with the smallest bird dist */
if (pfs.best_bird_dist > best_bird_dist) goto bad;
if (pfs.best_bird_dist < best_bird_dist) goto good;
} else {
if (pfs.best_length > best_length) goto bad;
if (pfs.best_length < best_length) goto good;
}
/* if we reach this position, there's two paths of equal value so far.
* pick one randomly. */
r = (byte)Random();
if (_pick_shiptrack_table[i] == ship_dir) r += 80;
if (_pick_shiptrack_table[best_track] == ship_dir) r -= 80;
if (r <= 127) goto bad;
}
good:;
best_track = i;
best_bird_dist = pfs.best_bird_dist;
best_length = pfs.best_length;
bad:;
} while (bits != 0);
*track = best_track;
return best_bird_dist;
}
static int ChooseShipTrack(Vehicle *v, uint tile, int dir, uint tracks)
{
uint b;
uint tot_dist, dist;
int track;
uint tile2;
assert(dir>=0 && dir<=3);
tile2 = TILE_ADD(tile, -_tileoffs_by_dir[dir]);
dir ^= 2;
tot_dist = (uint)-1;
b = GetTileShipTrackStatus(tile2) & _ship_sometracks[dir] & v->u.ship.state;
if (b != 0) {
dist = FindShipTrack(v, tile2, dir, b, tile, &track);
if (dist != (uint)-1)
tot_dist = dist + 1;
}
dist = FindShipTrack(v, tile, dir^2, tracks, 0, &track);
if (dist > tot_dist)
return -1;
return track;
}
static const byte _new_vehicle_direction_table[11] = {
0, 7, 6, 0,
1, 0, 5, 0,
2, 3, 4,
};
static int ShipGetNewDirectionFromTiles(uint new_tile, uint old_tile)
{
uint offs = (GET_TILE_Y(new_tile) - GET_TILE_Y(old_tile) + 1) * 4 +
GET_TILE_X(new_tile) - GET_TILE_X(old_tile) + 1;
assert(offs < 11 && offs != 3 && offs != 7);
return _new_vehicle_direction_table[offs];
}
static int ShipGetNewDirection(Vehicle *v, int x, int y)
{
uint offs = (y - v->y_pos + 1) * 4 + (x - v->x_pos + 1);
assert(offs < 11 && offs != 3 && offs != 7);
return _new_vehicle_direction_table[offs];
}
static int GetAvailShipTracks(uint tile, int dir)
{
uint32 r = GetTileTrackStatus(tile, TRANSPORT_WATER);
return (byte) ((r | r >> 8)) & _ship_sometracks[dir];
}
static const byte _ship_subcoord[4][6][3] = {
{
{15, 8, 1},
{ 0, 0, 0},
{ 0, 0, 0},
{15, 8, 2},
{15, 7, 0},
{ 0, 0, 0},
},
{
{ 0, 0, 0},
{ 8, 0, 3},
{ 7, 0, 2},
{ 0, 0, 0},
{ 8, 0, 4},
{ 0, 0, 0},
},
{
{ 0, 8, 5},
{ 0, 0, 0},
{ 0, 7, 6},
{ 0, 0, 0},
{ 0, 0, 0},
{ 0, 8, 4},
},
{
{ 0, 0, 0},
{ 8,15, 7},
{ 0, 0, 0},
{ 8,15, 6},
{ 0, 0, 0},
{ 7,15, 0},
}
};
static void ShipController(Vehicle *v)
{
GetNewVehiclePosResult gp;
uint32 r;
const byte *b;
int dir,track,tracks;
v->tick_counter++;
if (v->breakdown_ctr != 0) {
if (v->breakdown_ctr <= 2) {
HandleBrokenShip(v);
return;
}
v->breakdown_ctr--;
}
if (v->vehstatus & VS_STOPPED)
return;
ProcessShipOrder(v);
HandleShipLoading(v);
if ((v->next_order & OT_MASK) == OT_LOADING)
return;
CheckShipLeaveDepot(v);
if (!ShipAccelerate(v))
return;
BeginVehicleMove(v);
if (GetNewVehiclePos(v, &gp)) {
// staying in tile
if (v->u.ship.state == 0x80) {
gp.x = v->x_pos;
gp.y = v->y_pos;
} else {
/* isnot inside depot */
r = VehicleEnterTile(v, gp.new_tile, gp.x, gp.y);
if (r & 0x8) goto reverse_direction;
if (v->dest_tile != 0 && v->dest_tile == gp.new_tile) {
if ((v->next_order & OT_MASK) == OT_GOTO_DEPOT) {
if ((gp.x&0xF)==8 && (gp.y&0xF)==8) {
ShipEnterDepot(v);
return;
}
} else if ((v->next_order & OT_MASK) == OT_GOTO_STATION) {
Station *st;
v->last_station_visited = v->next_order_param;
/* Process station in the schedule. Don't do that for buoys (HVOT_BUOY) */
st = DEREF_STATION(v->next_order_param);
if (!(st->had_vehicle_of_type & HVOT_BUOY)
&& (st->facilities & FACIL_DOCK)) { /* ugly, ugly workaround for problem with ships able to drop off cargo at wrong stations */
v->next_order = (v->next_order & (OF_FULL_LOAD|OF_UNLOAD)) | OF_NON_STOP | OT_LOADING;
ShipArrivesAt(v, st);
SET_EXPENSES_TYPE(EXPENSES_SHIP_INC);
if (LoadUnloadVehicle(v)) {
InvalidateWindow(WC_SHIPS_LIST, v->owner);
MarkShipDirty(v);
}
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, 4);
} else { /* leave buoys right aways */
v->next_order = OT_LEAVESTATION;
v->cur_order_index++;
InvalidateVehicleOrderWidget(v);
}
goto else_end;
}
}
if (v->next_order == OT_LEAVESTATION) {
v->next_order = OT_NOTHING;
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, 4);
}
}
} else {
// new tile
if (GET_TILE_X(gp.new_tile) == 0xFF ||
(byte)GET_TILE_Y(gp.new_tile) == 0xFF)
goto reverse_direction;
dir = ShipGetNewDirectionFromTiles(gp.new_tile, gp.old_tile);
assert(dir == 1 || dir == 3 || dir == 5 || dir == 7);
dir>>=1;
tracks = GetAvailShipTracks(gp.new_tile, dir);
if (tracks == 0)
goto reverse_direction;
// Choose a direction, and continue if we find one
track = ChooseShipTrack(v, gp.new_tile, dir, tracks);
if (track < 0)
goto reverse_direction;
b = _ship_subcoord[dir][track];
gp.x = (gp.x&~0xF) | b[0];
gp.y = (gp.y&~0xF) | b[1];
/* Call the landscape function and tell it that the vehicle entered the tile */
r = VehicleEnterTile(v, gp.new_tile, gp.x, gp.y);
if (r&0x8) goto reverse_direction;
if (!(r&0x4)) {
v->tile = gp.new_tile;
v->u.ship.state = 1 << track;
}
v->direction = b[2];
}
else_end:;
/* update image of ship, as well as delta XY */
dir = ShipGetNewDirection(v, gp.x, gp.y);
v->x_pos = gp.x;
v->y_pos = gp.y;
v->z_pos = GetSlopeZ(gp.x, gp.y);
getout:
UpdateShipDeltaXY(v, dir);
v->cur_image = GetShipImage(v, dir);
VehiclePositionChanged(v);
EndVehicleMove(v);
return;
reverse_direction:
dir = v->direction ^ 4;
v->direction = dir;
goto getout;
}
static void AgeShipCargo(Vehicle *v)
{
if (_age_cargo_skip_counter != 0)
return;
if (v->cargo_days != 255)
v->cargo_days++;
}
void Ship_Tick(Vehicle *v)
{
AgeShipCargo(v);
ShipController(v);
}
void HandleClickOnShip(Vehicle *v)
{
ShowShipViewWindow(v);
}
void ShipsYearlyLoop()
{
Vehicle *v;
FOR_ALL_VEHICLES(v) {
if (v->type == VEH_Ship) {
v->profit_last_year = v->profit_this_year;
v->profit_this_year = 0;
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
}
}
}
static int32 EstimateShipCost(uint16 engine_type)
{
return ship_vehicle_info(engine_type).base_cost * (_price.ship_base>>3)>>5;
}
// p1 = type to build
int32 CmdBuildShip(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
int32 value;
Vehicle *v;
uint unit_num;
uint tile = TILE_FROM_XY(x,y);
Engine *e;
SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);
value = EstimateShipCost(p1);
if (flags & DC_QUERY_COST)
return value;
v = AllocateVehicle();
if (v == NULL || _ptr_to_next_order >= endof(_order_array) ||
(unit_num = GetFreeUnitNumber(VEH_Ship)) > _patches.max_ships)
return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME);
if (flags & DC_EXEC) {
v->unitnumber = unit_num;
v->owner = _current_player;
v->tile = tile;
x = GET_TILE_X(tile)*16 + 8;
y = GET_TILE_Y(tile)*16 + 8;
v->x_pos = x;
v->y_pos = y;
v->z_pos = GetSlopeZ(x,y);
v->z_height = 6;
v->sprite_width = 6;
v->sprite_height = 6;
v->x_offs = -3;
v->y_offs = -3;
v->vehstatus = VS_HIDDEN | VS_STOPPED | VS_DEFPAL;
v->spritenum = ship_vehicle_info(p1).image_index;
v->cargo_type = ship_vehicle_info(p1).cargo_type;
v->cargo_cap = ship_vehicle_info(p1).capacity;
v->value = value;
v->last_station_visited = 255;
v->max_speed = ship_vehicle_info(p1).max_speed;
v->engine_type = (byte)p1;
e = &_engines[p1];
v->reliability = e->reliability;
v->reliability_spd_dec = e->reliability_spd_dec;
v->max_age = e->lifelength * 366;
_new_ship_id = v->index;
v->string_id = STR_SV_SHIP_NAME;
v->u.ship.state = 0x80;
*(v->schedule_ptr = _ptr_to_next_order++) = 0;
v->service_interval = _patches.servint_ships;
v->date_of_last_service = _date;
v->build_year = _cur_year;
v->cur_image = 0x0E5E;
v->type = VEH_Ship;
VehiclePositionChanged(v);
InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);
_vehicle_sort_dirty[VEHSHIP] = true; // build a ship
InvalidateWindow(WC_SHIPS_LIST, v->owner);
InvalidateWindow(WC_COMPANY, v->owner);
}
return value;
}
int32 CmdSellShip(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);
v = &_vehicles[p1];
if (!CheckOwnership(v->owner))
return CMD_ERROR;
if (!IsShipDepotTile(v->tile) || v->u.road.state != 0x80 || !(v->vehstatus&VS_STOPPED))
return_cmd_error(STR_980B_SHIP_MUST_BE_STOPPED_IN);
if (flags & DC_EXEC) {
InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);
_vehicle_sort_dirty[VEHSHIP] = true; // sell a ship
InvalidateWindow(WC_SHIPS_LIST, v->owner);
InvalidateWindow(WC_COMPANY, v->owner);
DeleteWindowById(WC_VEHICLE_VIEW, v->index);
DeleteVehicle(v);
}
return -(int32)v->value;
}
// p1 = vehicle
int32 CmdStartStopShip(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
v = &_vehicles[p1];
if (!CheckOwnership(v->owner))
return CMD_ERROR;
if (flags & DC_EXEC) {
v->vehstatus ^= VS_STOPPED;
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, 4);
InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);
}
return 0;
}
int32 CmdSendShipToDepot(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
int depot;
v = &_vehicles[p1];
if (!CheckOwnership(v->owner))
return CMD_ERROR;
if ((v->next_order&OT_MASK) == OT_GOTO_DEPOT) {
if (flags & DC_EXEC) {
if (v->next_order&OF_UNLOAD) {v->cur_order_index++;}
v->next_order = OT_DUMMY;
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, 4);
}
} else {
depot = FindClosestShipDepot(v);
if (depot < 0)
return_cmd_error(STR_981A_UNABLE_TO_FIND_LOCAL_DEPOT);
if (flags & DC_EXEC) {
v->dest_tile = _depots[depot].xy;
v->next_order = OF_NON_STOP | OF_FULL_LOAD | OT_GOTO_DEPOT;
v->next_order_param = depot;
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, 4);
}
}
return 0;
}
int32 CmdChangeShipServiceInt(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
v = &_vehicles[p1];
if (!CheckOwnership(v->owner))
return CMD_ERROR;
if (flags & DC_EXEC) {
v->service_interval = (uint16)p2;
InvalidateWindowWidget(WC_VEHICLE_DETAILS, v->index, 7);
}
return 0;
}
// p1 = vehicle
// p2 = new cargo
int32 CmdRefitShip(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
Vehicle *v;
int32 cost;
SET_EXPENSES_TYPE(EXPENSES_SHIP_RUN);
v = &_vehicles[p1];
if (!CheckOwnership(v->owner))
return CMD_ERROR;
if (!IsShipDepotTile(v->tile) ||
!(v->vehstatus&VS_STOPPED) ||
v->u.ship.state != 0x80)
return_cmd_error(STR_980B_SHIP_MUST_BE_STOPPED_IN);
cost = 0;
if (IS_HUMAN_PLAYER(v->owner) && (byte)p2 != v->cargo_type) {
cost = _price.ship_base >> 7;
}
if (flags & DC_EXEC) {
v->cargo_count = 0;
v->cargo_type = (byte)p2;
InvalidateWindow(WC_VEHICLE_DETAILS, v->index);
}
return cost;
}
|