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OpenTTD/water_cmd.c

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#include "stdafx.h"
#include "ttd.h"
#include "table/sprites.h"
#include "table/strings.h"
#include "map.h"
#include "tile.h"
#include "vehicle.h"
#include "viewport.h"
#include "command.h"
#include "town.h"
#include "news.h"
#include "sound.h"
#include "depot.h"
#include "vehicle_gui.h"
static void FloodVehicle(Vehicle *v);
static bool IsClearWaterTile(uint tile)
{
TileInfo ti;
FindLandscapeHeightByTile(&ti, tile);
return (ti.type == MP_WATER && ti.tileh == 0 && ti.map5 == 0);
}
/** Build a ship depot.
* @param x,y tile coordinates where ship depot is built
* @param p1 depot direction (0 through 3), where 0 is NW, 1 is NE, etc.
* @param p2 unused
*/
int32 CmdBuildShipDepot(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
TileIndex tile, tile2;
int32 cost, ret;
Depot *depot;
SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);
if (p1 > 3) return CMD_ERROR;
tile = TILE_FROM_XY(x,y);
if (!EnsureNoVehicle(tile)) return CMD_ERROR;
tile2 = tile + (p1 ? TILE_XY(0,1) : TILE_XY(1,0));
if (!EnsureNoVehicle(tile2)) return CMD_ERROR;
if (!IsClearWaterTile(tile) || !IsClearWaterTile(tile2))
return_cmd_error(STR_3801_MUST_BE_BUILT_ON_WATER);
ret = DoCommandByTile(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
if (CmdFailed(ret)) return CMD_ERROR;
ret = DoCommandByTile(tile2, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
if (CmdFailed(ret)) return CMD_ERROR;
// pretend that we're not making land from the water even though we actually are.
cost = 0;
depot = AllocateDepot();
if (depot == NULL) return CMD_ERROR;
if (flags & DC_EXEC) {
depot->xy = tile;
_last_built_ship_depot_tile = tile;
depot->town_index = ClosestTownFromTile(tile, (uint)-1)->index;
ModifyTile(tile,
MP_SETTYPE(MP_WATER) | MP_MAPOWNER_CURRENT | MP_MAP5 | MP_MAP2_CLEAR | MP_MAP3LO_CLEAR | MP_MAP3HI_CLEAR,
(0x80 + p1*2)
);
ModifyTile(tile2,
MP_SETTYPE(MP_WATER) | MP_MAPOWNER_CURRENT | MP_MAP5 | MP_MAP2_CLEAR | MP_MAP3LO_CLEAR | MP_MAP3HI_CLEAR,
(0x81 + p1*2)
);
}
return cost + _price.build_ship_depot;
}
static int32 RemoveShipDepot(uint tile, uint32 flags)
{
uint tile2;
if (!CheckTileOwnership(tile))
return CMD_ERROR;
if (!EnsureNoVehicle(tile))
return CMD_ERROR;
tile2 = tile + ((_map5[tile] & 2) ? TILE_XY(0,1) : TILE_XY(1,0));
if (!EnsureNoVehicle(tile2))
return CMD_ERROR;
if (flags & DC_EXEC) {
/* Kill the depot */
DoDeleteDepot(tile);
/* Make the tiles water */
ModifyTile(tile, MP_SETTYPE(MP_WATER) | MP_MAPOWNER | MP_MAP5 | MP_MAP2_CLEAR | MP_MAP3LO_CLEAR | MP_MAP3HI_CLEAR, OWNER_WATER, 0);
ModifyTile(tile2, MP_SETTYPE(MP_WATER) | MP_MAPOWNER | MP_MAP5 | MP_MAP2_CLEAR | MP_MAP3LO_CLEAR | MP_MAP3HI_CLEAR, OWNER_WATER, 0);
}
return _price.remove_ship_depot;
}
// build a shiplift
static int32 DoBuildShiplift(uint tile, int dir, uint32 flags)
{
int32 ret;
int delta;
// middle tile
ret = DoCommandByTile(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
if (ret == CMD_ERROR) return CMD_ERROR;
delta = TileOffsByDir(dir);
// lower tile
ret = DoCommandByTile(tile - delta, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
if (ret == CMD_ERROR) return CMD_ERROR;
if (GetTileSlope(tile - delta, NULL)) return_cmd_error(STR_1000_LAND_SLOPED_IN_WRONG_DIRECTION);
// upper tile
ret = DoCommandByTile(tile + delta, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
if (ret == CMD_ERROR) return CMD_ERROR;
if (GetTileSlope(tile + delta, NULL)) return_cmd_error(STR_1000_LAND_SLOPED_IN_WRONG_DIRECTION);
if (flags & DC_EXEC) {
ModifyTile(tile, MP_SETTYPE(MP_WATER) | MP_MAPOWNER | MP_MAP5 | MP_MAP2_CLEAR | MP_MAP3LO_CLEAR | MP_MAP3HI_CLEAR, OWNER_WATER, 0x10 + dir);
ModifyTile(tile - delta, MP_SETTYPE(MP_WATER) | MP_MAPOWNER | MP_MAP5 | MP_MAP2_CLEAR | MP_MAP3LO_CLEAR | MP_MAP3HI_CLEAR, OWNER_WATER, 0x14 + dir);
ModifyTile(tile + delta, MP_SETTYPE(MP_WATER) | MP_MAPOWNER | MP_MAP5 | MP_MAP2_CLEAR | MP_MAP3LO_CLEAR | MP_MAP3HI_CLEAR, OWNER_WATER, 0x18 + dir);
}
return _price.clear_water * 22 >> 3;
}
static int32 RemoveShiplift(uint tile, uint32 flags)
{
TileIndexDiff delta = TileOffsByDir(_map5[tile] & 3);
// make sure no vehicle is on the tile.
if (!EnsureNoVehicle(tile) || !EnsureNoVehicle(tile + delta) || !EnsureNoVehicle(tile - delta))
return CMD_ERROR;
if (flags & DC_EXEC) {
DoClearSquare(tile);
DoClearSquare(tile + delta);
DoClearSquare(tile - delta);
}
return _price.clear_water * 2;
}
static void MarkTilesAroundDirty(uint tile)
{
MarkTileDirtyByTile(TILE_ADDXY(tile, 0, 1));
MarkTileDirtyByTile(TILE_ADDXY(tile, 0, -1));
MarkTileDirtyByTile(TILE_ADDXY(tile, 1, 0));
MarkTileDirtyByTile(TILE_ADDXY(tile, -1, 0));
}
/** Builds a lock (ship-lift)
* @param x,y tile coordinates where to place the lock
* @param p1 unused
* @param p2 unused
*/
int32 CmdBuildLock(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
TileIndex tile = TILE_FROM_XY(x,y);
uint tileh;
SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);
tileh = GetTileSlope(tile, NULL);
if (tileh == 3 || tileh == 6 || tileh == 9 || tileh == 12) {
static const byte _shiplift_dirs[16] = {0, 0, 0, 2, 0, 0, 1, 0, 0, 3, 0, 0, 0};
return DoBuildShiplift(tile, _shiplift_dirs[tileh], flags);
}
return_cmd_error(STR_1000_LAND_SLOPED_IN_WRONG_DIRECTION);
}
/** Build a piece of canal.
* @param x,y end tile of stretch-dragging
* @param p1 start tile of stretch-dragging
* @param p2 unused
*/
int32 CmdBuildCanal(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
int32 ret, cost;
int size_x, size_y;
int sx, sy;
if (p1 > MapSize()) return CMD_ERROR;
sx = TileX(p1);
sy = TileY(p1);
/* x,y are in pixel-coordinates, transform to tile-coordinates
* to be able to use the BEGIN_TILE_LOOP() macro */
x >>= 4; y >>= 4;
SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);
if (x < sx) intswap(x, sx);
if (y < sy) intswap(y, sy);
size_x = (x - sx) + 1;
size_y = (y - sy) + 1;
/* Outside the editor you can only drag canals, and not areas */
if (_game_mode != GM_EDITOR && (sx != x && sy != y)) return CMD_ERROR;
cost = 0;
BEGIN_TILE_LOOP(tile, size_x, size_y, TILE_XY(sx, sy)) {
ret = 0;
if (GetTileSlope(tile, NULL) != 0) return_cmd_error(STR_0007_FLAT_LAND_REQUIRED);
// can't make water of water!
if (IsTileType(tile, MP_WATER)) {
_error_message = STR_1007_ALREADY_BUILT;
} else {
/* is middle piece of a bridge? */
if (IsTileType(tile, MP_TUNNELBRIDGE) && _map5[tile] & 0x40) { /* build under bridge */
if (_map5[tile] & 0x20) // transport route under bridge
return_cmd_error(STR_5800_OBJECT_IN_THE_WAY);
if (_map5[tile] & 0x18) // already water under bridge
return_cmd_error(STR_1007_ALREADY_BUILT);
/* no bridge? then try to clear it. */
} else
ret = DoCommandByTile(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
if (CmdFailed(ret)) return CMD_ERROR;
cost += ret;
/* execute modifications */
if (flags & DC_EXEC) {
if (IsTileType(tile, MP_TUNNELBRIDGE)) {
// change owner to OWNER_WATER and set land under bridge bit to water
ModifyTile(tile, MP_MAP5 | MP_MAPOWNER, OWNER_WATER, _map5[tile] | 0x08);
} else {
ModifyTile(tile, MP_SETTYPE(MP_WATER) | MP_MAPOWNER | MP_MAP5 | MP_MAP2_CLEAR | MP_MAP3LO_CLEAR | MP_MAP3HI_CLEAR, OWNER_WATER, 0);
}
// mark the tiles around dirty too
MarkTilesAroundDirty(tile);
}
cost += _price.clear_water;
}
} END_TILE_LOOP(tile, size_x, size_y, 0);
return (cost == 0) ? CMD_ERROR : cost;
}
static int32 ClearTile_Water(uint tile, byte flags) {
byte m5 = _map5[tile];
uint slope;
if (m5 <= 1) { // water and shore
// Allow building on water? It's ok to build on shores.
if (flags & DC_NO_WATER && m5 != 1)
return_cmd_error(STR_3807_CAN_T_BUILD_ON_WATER);
// Make sure no vehicle is on the tile
if (!EnsureNoVehicle(tile))
return CMD_ERROR;
// Make sure it's not an edge tile.
if (!(IS_INT_INSIDE(TileX(tile), 1, MapMaxX() - 1) &&
IS_INT_INSIDE(TileY(tile), 1, MapMaxY() - 1)))
return_cmd_error(STR_0002_TOO_CLOSE_TO_EDGE_OF_MAP);
if (m5 == 0) {
if (flags & DC_EXEC)
DoClearSquare(tile);
return _price.clear_water;
} else if (m5 == 1) {
slope = GetTileSlope(tile,NULL);
if (slope == 8 || slope == 4 || slope == 2 || slope == 1) {
if (flags & DC_EXEC)
DoClearSquare(tile);
return _price.clear_water;
}
if (flags & DC_EXEC)
DoClearSquare(tile);
return _price.purchase_land;
} else
return CMD_ERROR;
} else if ((m5 & 0x10) == 0x10) {
// shiplift
static const TileIndexDiffC _shiplift_tomiddle_offs[] = {
{ 0, 0}, {0, 0}, { 0, 0}, {0, 0}, // middle
{-1, 0}, {0, 1}, { 1, 0}, {0, -1}, // lower
{ 1, 0}, {0, -1}, {-1, 0}, {0, 1}, // upper
};
if (flags & DC_AUTO) return_cmd_error(STR_2004_BUILDING_MUST_BE_DEMOLISHED);
// don't allow water to delete it.
if (_current_player == OWNER_WATER) return CMD_ERROR;
// move to the middle tile..
return RemoveShiplift(tile + ToTileIndexDiff(_shiplift_tomiddle_offs[m5 & 0xF]), flags);
} else {
// ship depot
if (flags & DC_AUTO)
return_cmd_error(STR_2004_BUILDING_MUST_BE_DEMOLISHED);
if (m5 == 0x80 || m5 == 0x82) {}
else if (m5 == 0x81) { tile -= TILE_XY(1,0); }
else if (m5 == 0x83) { tile -= TILE_XY(0,1); }
else
return CMD_ERROR;
return RemoveShipDepot(tile,flags);
}
}
// return true if a tile is a water tile.
static bool IsWateredTile(TileIndex tile)
{
byte m5 = _map5[tile];
switch (GetTileType(tile)) {
case MP_WATER:
// true, if not coast/riverbank
return m5 != 1;
case MP_STATION:
// returns true if it is a dock-station
// m5 inside values is m5 < 75 all stations, 83 <= m5 <= 114 new airports
return !(m5 < 75 || (m5 >= 83 && m5 <= 114));
case MP_TUNNELBRIDGE:
// true, if tile is middle part of bridge with water underneath
return (m5 & 0xF8) == 0xC8;
default:
return false;
}
}
// draw a canal styled water tile with dikes around
void DrawCanalWater(uint tile)
{
uint wa;
// determine the edges around with water.
wa = IsWateredTile(TILE_ADDXY(tile, -1, 0)) << 0;
wa += IsWateredTile(TILE_ADDXY(tile, 0, 1)) << 1;
wa += IsWateredTile(TILE_ADDXY(tile, 1, 0)) << 2;
wa += IsWateredTile(TILE_ADDXY(tile, 0, -1)) << 3;
if (!(wa & 1)) DrawGroundSprite(SPR_CANALS_BASE + 57);
if (!(wa & 2)) DrawGroundSprite(SPR_CANALS_BASE + 58);
if (!(wa & 4)) DrawGroundSprite(SPR_CANALS_BASE + 59);
if (!(wa & 8)) DrawGroundSprite(SPR_CANALS_BASE + 60);
// right corner
if ((wa & 3) == 0) DrawGroundSprite(SPR_CANALS_BASE + 57 + 4);
else if ((wa & 3) == 3 && !IsWateredTile(TILE_ADDXY(tile, -1, 1))) DrawGroundSprite(SPR_CANALS_BASE + 57 + 8);
// bottom corner
if ((wa & 6) == 0) DrawGroundSprite(SPR_CANALS_BASE + 57 + 5);
else if ((wa & 6) == 6 && !IsWateredTile(TILE_ADDXY(tile, 1, 1))) DrawGroundSprite(SPR_CANALS_BASE + 57 + 9);
// left corner
if ((wa & 12) == 0) DrawGroundSprite(SPR_CANALS_BASE + 57 + 6);
else if ((wa & 12) == 12 && !IsWateredTile(TILE_ADDXY(tile, 1, -1))) DrawGroundSprite(SPR_CANALS_BASE + 57 + 10);
// upper corner
if ((wa & 9) == 0) DrawGroundSprite(SPR_CANALS_BASE + 57 + 7);
else if ((wa & 9) == 9 && !IsWateredTile(TILE_ADDXY(tile, -1, -1))) DrawGroundSprite(SPR_CANALS_BASE + 57 + 11);
}
typedef struct LocksDrawTileStruct {
int8 delta_x, delta_y, delta_z;
byte width, height, depth;
SpriteID image;
} LocksDrawTileStruct;
#include "table/water_land.h"
static void DrawWaterStuff(TileInfo *ti, const WaterDrawTileStruct *wdts,
uint32 palette, uint base
)
{
uint32 image;
DrawGroundSprite(wdts++->image);
for (; wdts->delta_x != 0x80; wdts++) {
image = wdts->image + base;
if (_display_opt & DO_TRANS_BUILDINGS) {
image = (image & 0x3FFF) | 0x03224000;
} else {
image |= palette;
}
AddSortableSpriteToDraw(image, ti->x + wdts->delta_x, ti->y + wdts->delta_y, wdts->width, wdts->height, wdts->unk, ti->z + wdts->delta_z);
}
}
static void DrawTile_Water(TileInfo *ti)
{
// draw water tile
if (ti->map5 == 0) {
DrawGroundSprite(0xFDD);
if (ti->z != 0) DrawCanalWater(ti->tile);
return;
}
// draw shore
if (ti->map5 == 1) {
assert(ti->tileh < 16);
DrawGroundSprite(_water_shore_sprites[ti->tileh]);
return;
}
// draw shiplift
if ((ti->map5 & 0xF0) == 0x10) {
const WaterDrawTileStruct *t = _shiplift_display_seq[ti->map5 & 0xF];
DrawWaterStuff(ti, t, 0, ti->z > t[3].delta_y ? 24 : 0);
return;
}
DrawWaterStuff(ti, _shipdepot_display_seq[ti->map5 & 0x7F], PLAYER_SPRITE_COLOR(_map_owner[ti->tile]), 0);
}
void DrawShipDepotSprite(int x, int y, int image)
{
const WaterDrawTileStruct *wdts = _shipdepot_display_seq[image];
DrawSprite(wdts++->image, x, y);
for (; wdts->delta_x != 0x80; wdts++) {
Point pt = RemapCoords(wdts->delta_x, wdts->delta_y, wdts->delta_z);
DrawSprite(wdts->image + PLAYER_SPRITE_COLOR(_local_player), x + pt.x, y + pt.y);
}
}
static uint GetSlopeZ_Water(TileInfo *ti)
{
return GetPartialZ(ti->x&0xF, ti->y&0xF, ti->tileh) + ti->z;
}
static uint GetSlopeTileh_Water(TileInfo *ti)
{
return ti->tileh;
}
static void GetAcceptedCargo_Water(uint tile, AcceptedCargo ac)
{
/* not used */
}
static void GetTileDesc_Water(uint tile, TileDesc *td)
{
if (_map5[tile] == 0 && TilePixelHeight(tile) == 0)
td->str = STR_3804_WATER;
else if (_map5[tile] == 0)
td->str = STR_LANDINFO_CANAL;
else if (_map5[tile] == 1)
td->str = STR_3805_COAST_OR_RIVERBANK;
else if ((_map5[tile]&0xF0) == 0x10)
td->str = STR_LANDINFO_LOCK;
else
td->str = STR_3806_SHIP_DEPOT;
td->owner = _map_owner[tile];
}
static void AnimateTile_Water(uint tile)
{
/* not used */
}
static void TileLoopWaterHelper(TileIndex tile, const TileIndexDiffC *offs)
{
TileIndex target = TILE_ADD(tile, ToTileIndexDiff(offs[0]));
// type of this tile mustn't be water already.
if (IsTileType(target, MP_WATER))
return;
if (TileHeight(TILE_ADD(tile, ToTileIndexDiff(offs[1]))) != 0 ||
TileHeight(TILE_ADD(tile, ToTileIndexDiff(offs[2]))) != 0)
return;
if (TileHeight(TILE_ADD(tile, ToTileIndexDiff(offs[3]))) != 0 ||
TileHeight(TILE_ADD(tile, ToTileIndexDiff(offs[4]))) != 0) {
// make coast..
switch (GetTileType(target)) {
case MP_RAILWAY: {
uint slope = GetTileSlope(target, NULL);
byte tracks = _map5[target] & 0x3F;
if (!(
(slope == 1 && tracks == 0x20) ||
(slope == 2 && tracks == 0x04) ||
(slope == 4 && tracks == 0x10) ||
(slope == 8 && tracks == 0x08)))
break;
}
/* FALLTHROUGH */
case MP_CLEAR:
case MP_TREES:
_current_player = OWNER_WATER;
if (DoCommandByTile(target, 0, 0, DC_EXEC, CMD_LANDSCAPE_CLEAR) != CMD_ERROR) {
ModifyTile(
target,
MP_SETTYPE(MP_WATER) | MP_MAPOWNER | MP_MAP5 | MP_MAP2_CLEAR |
MP_MAP3LO_CLEAR | MP_MAP3HI_CLEAR,
OWNER_WATER, 1
);
}
break;
case MP_TUNNELBRIDGE:
// Middle part of bridge with clear land below?
if ((_map5[target] & 0xF8) == 0xC0) {
_map5[target] |= 0x08;
MarkTileDirtyByTile(tile);
}
break;
default:
break;
}
} else {
if (IsTileType(target, MP_TUNNELBRIDGE)) {
byte m5 = _map5[target];
if ((m5 & 0xF8) == 0xC8 || (m5 & 0xF8) == 0xF0)
return;
if ((m5 & 0xC0) == 0xC0) {
ModifyTile(target, MP_MAPOWNER | MP_MAP5, OWNER_WATER, (m5 & ~0x38) | 0x8);
return;
}
}
_current_player = OWNER_WATER;
{
Vehicle *v = FindVehicleOnTileZ(target, 0);
if (v != NULL) FloodVehicle(v);
}
if (DoCommandByTile(target, 0, 0, DC_EXEC, CMD_LANDSCAPE_CLEAR) != CMD_ERROR) {
ModifyTile(
target,
MP_SETTYPE(MP_WATER) | MP_MAPOWNER | MP_MAP5 | MP_MAP2_CLEAR |
MP_MAP3LO_CLEAR | MP_MAP3HI_CLEAR,
OWNER_WATER,
0
);
}
}
}
static void FloodVehicle(Vehicle *v)
{
Vehicle *u;
if (!(v->vehstatus & VS_CRASHED)) {
uint16 pass = 0;
if (v->type == VEH_Road) { // flood bus/truck
pass = 1; // driver
if (v->cargo_type == CT_PASSENGERS)
pass += v->cargo_count;
v->vehstatus |= VS_CRASHED;
v->u.road.crashed_ctr = 2000; // max 2220, disappear pretty fast
RebuildVehicleLists();
}
else if (v->type == VEH_Train) {
v = GetFirstVehicleInChain(v);
u = v;
if (v->subtype == TS_Front_Engine) pass = 4; // driver
// crash all wagons, and count passangers
BEGIN_ENUM_WAGONS(v)
if (v->cargo_type == CT_PASSENGERS) pass += v->cargo_count;
v->vehstatus |= VS_CRASHED;
END_ENUM_WAGONS(v)
v = u;
v->u.rail.crash_anim_pos = 4000; // max 4440, disappear pretty fast
RebuildVehicleLists();
} else
return;
InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);
InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);
SetDParam(0, pass);
AddNewsItem(STR_B006_FLOOD_VEHICLE_DESTROYED,
NEWS_FLAGS(NM_THIN, NF_VIEWPORT|NF_VEHICLE, NT_ACCIDENT, 0),
v->index,
0);
CreateEffectVehicleRel(v, 4, 4, 8, EV_EXPLOSION_LARGE); // show cool destruction effects
SndPlayVehicleFx(SND_12_EXPLOSION, v); // create sound
}
}
// called from tunnelbridge_cmd
void TileLoop_Water(uint tile)
{
int i;
static const TileIndexDiffC _tile_loop_offs_array[][5] = {
// tile to mod shore? shore?
{{-1, 0}, {0, 0}, {0, 1}, {-1, 0}, {-1, 1}},
{{ 0, 1}, {0, 1}, {1, 1}, { 0, 2}, { 1, 2}},
{{ 1, 0}, {1, 0}, {1, 1}, { 2, 0}, { 2, 1}},
{{ 0, -1}, {0, 0}, {1, 0}, { 0, -1}, { 1, -1}}
};
if (IS_INT_INSIDE(TileX(tile), 1, MapSizeX() - 3 + 1) &&
IS_INT_INSIDE(TileY(tile), 1, MapSizeY() - 3 + 1)) {
for(i=0; i!=4; i++)
TileLoopWaterHelper(tile, _tile_loop_offs_array[i]);
}
// _current_player can be changed by TileLoopWaterHelper.. reset it back
// here
_current_player = OWNER_NONE;
// edges
if (TileX(tile) == 0 && IS_INT_INSIDE(TileY(tile), 1, MapSizeY() - 3 + 1)) //NE
TileLoopWaterHelper(tile, _tile_loop_offs_array[2]);
if (TileX(tile) == (MapSizeX() - 2) && IS_INT_INSIDE(TileY(tile), 1, MapSizeY() - 3 + 1)) //SW
TileLoopWaterHelper(tile, _tile_loop_offs_array[0]);
if (TileY(tile) == 0 && IS_INT_INSIDE(TileX(tile), 1, MapSizeX() - 3 + 1)) //NW
TileLoopWaterHelper(tile, _tile_loop_offs_array[1]);
if (TileY(tile) == (MapSizeY() - 2) && IS_INT_INSIDE(TileX(tile), 1, MapSizeX() - 3 + 1)) //SE
TileLoopWaterHelper(tile, _tile_loop_offs_array[3]);
}
static const byte _coast_tracks[16] = {0, 32, 4, 0, 16, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0};
static const byte _shipdepot_tracks[4] = {1,1,2,2};
static const byte _shiplift_tracks[12] = {1,2,1,2,1,2,1,2,1,2,1,2};
static uint32 GetTileTrackStatus_Water(uint tile, TransportType mode)
{
uint m5;
uint b;
if (mode != TRANSPORT_WATER)
return 0;
m5 = _map5[tile];
if (m5 == 0)
return 0x3F3F;
if (m5 == 1) {
b = _coast_tracks[GetTileSlope(tile, NULL)&0xF];
return b + (b<<8);
}
if ( (m5 & 0x10) == 0x10) {
//
b = _shiplift_tracks[m5 & 0xF];
return b + (b<<8);
}
if (!(m5 & 0x80))
return 0;
b = _shipdepot_tracks[m5 & 0x7F];
return b + (b<<8);
}
extern void ShowShipDepotWindow(uint tile);
static void ClickTile_Water(uint tile)
{
byte m5 = _map5[tile] - 0x80;
if (IS_BYTE_INSIDE(m5, 0, 3+1)) {
if (m5 & 1)
tile += (m5==1) ? TILE_XY(-1,0) : TILE_XY(0,-1);
ShowShipDepotWindow(tile);
}
}
static void ChangeTileOwner_Water(uint tile, byte old_player, byte new_player)
{
if (_map_owner[tile] != old_player)
return;
if (new_player != 255) {
_map_owner[tile] = new_player;
} else {
DoCommandByTile(tile, 0, 0, DC_EXEC, CMD_LANDSCAPE_CLEAR);
}
}
static uint32 VehicleEnter_Water(Vehicle *v, uint tile, int x, int y)
{
return 0;
}
void InitializeDock(void)
{
_last_built_ship_depot_tile = 0;
}
const TileTypeProcs _tile_type_water_procs = {
DrawTile_Water, /* draw_tile_proc */
GetSlopeZ_Water, /* get_slope_z_proc */
ClearTile_Water, /* clear_tile_proc */
GetAcceptedCargo_Water, /* get_accepted_cargo_proc */
GetTileDesc_Water, /* get_tile_desc_proc */
GetTileTrackStatus_Water, /* get_tile_track_status_proc */
ClickTile_Water, /* click_tile_proc */
AnimateTile_Water, /* animate_tile_proc */
TileLoop_Water, /* tile_loop_clear */
ChangeTileOwner_Water, /* change_tile_owner_clear */
NULL, /* get_produced_cargo_proc */
VehicleEnter_Water, /* vehicle_enter_tile_proc */
NULL, /* vehicle_leave_tile_proc */
GetSlopeTileh_Water, /* get_slope_tileh_proc */
};
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