road_cmd.c
author tron
Wed, 08 Mar 2006 19:47:18 +0000
changeset 3168 34cfe6f61a12
parent 3167 197b5ee5a831
child 3176 c125ec95763a
permissions -rw-r--r--
(svn r3796) When unmagicfying code, do it Right(tm) and also give the variables sensible names. I flipped a 'b' and a 'd' in r3785
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/* $Id$ */
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#include "stdafx.h"
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#include "openttd.h"
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#include "rail_map.h"
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#include "road_map.h"
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#include "table/sprites.h"
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#include "table/strings.h"
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#include "functions.h"
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#include "map.h"
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#include "tile.h"
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#include "vehicle.h"
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#include "viewport.h"
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#include "command.h"
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#include "player.h"
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#include "town.h"
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#include "gfx.h"
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#include "sound.h"
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#include "depot.h"
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void RoadVehEnterDepot(Vehicle *v);
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static bool CheckAllowRemoveRoad(TileIndex tile, RoadBits remove, bool* edge_road)
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{
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	RoadBits present;
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	RoadBits n;
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	byte owner;
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	*edge_road = true;
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	if (_game_mode == GM_EDITOR) return true;
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	// Only do the special processing for actual players.
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	if (_current_player >= MAX_PLAYERS) return true;
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	// A railway crossing has the road owner in the map3_lo byte.
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	if (IsTileType(tile, MP_STREET) && IsLevelCrossing(tile)) {
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		owner = _m[tile].m3;
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	} else {
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		owner = GetTileOwner(tile);
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	}
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	// Only do the special processing if the road is owned
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	// by a town
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	if (owner != OWNER_TOWN) {
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		return owner == OWNER_NONE || CheckOwnership(owner);
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	}
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	if (_cheats.magic_bulldozer.value) return true;
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	// Get a bitmask of which neighbouring roads has a tile
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	n = 0;
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	present = GetAnyRoadBits(tile);
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	if (present & ROAD_NE && GetAnyRoadBits(TILE_ADDXY(tile,-1, 0)) & ROAD_SW) n |= ROAD_NE;
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	if (present & ROAD_SE && GetAnyRoadBits(TILE_ADDXY(tile, 0, 1)) & ROAD_NW) n |= ROAD_SE;
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	if (present & ROAD_SW && GetAnyRoadBits(TILE_ADDXY(tile, 1, 0)) & ROAD_NE) n |= ROAD_SW;
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	if (present & ROAD_NW && GetAnyRoadBits(TILE_ADDXY(tile, 0,-1)) & ROAD_SE) n |= ROAD_NW;
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	// If 0 or 1 bits are set in n, or if no bits that match the bits to remove,
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	// then allow it
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	if ((n & (n - 1)) != 0 && (n & remove) != 0) {
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		Town *t;
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		*edge_road = false;
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		// you can remove all kind of roads with extra dynamite
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		if (_patches.extra_dynamite) return true;
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		t = ClosestTownFromTile(tile, _patches.dist_local_authority);
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		SetDParam(0, t->index);
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		_error_message = STR_2009_LOCAL_AUTHORITY_REFUSES;
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		return false;
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	}
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	return true;
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}
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/** Delete a piece of road.
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 * @param x,y tile coordinates for road construction
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 * @param p1 road piece flags
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 * @param p2 unused
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 */
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int32 CmdRemoveRoad(int x, int y, uint32 flags, uint32 p1, uint32 p2)
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{
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	// cost for removing inner/edge -roads
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	static const uint16 road_remove_cost[2] = {50, 18};
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	TileInfo ti;
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	int32 cost;
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	TileIndex tile;
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	PlayerID owner;
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	Town *t;
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	/* true if the roadpiece was always removeable,
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	 * false if it was a center piece. Affects town ratings drop */
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	bool edge_road;
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	RoadBits pieces;
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	SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);
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	/* Road pieces are max 4 bitset values (NE, NW, SE, SW) */
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	if (p1 >> 4) return CMD_ERROR;
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	pieces = p1;
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	FindLandscapeHeight(&ti, x, y);
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	tile = ti.tile;
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	if (!IsTileType(tile, MP_STREET) && !IsTileType(tile, MP_TUNNELBRIDGE)) return CMD_ERROR;
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	// owner for railroad crossing is stored somewhere else
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	// XXX - Fix this so for a given tiletype the owner of the type is in the same variable
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	owner = IsLevelCrossing(tile) ? _m[tile].m3 : GetTileOwner(tile);
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	if (owner == OWNER_TOWN && _game_mode != GM_EDITOR) {
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		if (IsTileType(tile, MP_TUNNELBRIDGE)) { // index of town is not saved for bridge (no space)
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			t = ClosestTownFromTile(tile, _patches.dist_local_authority);
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		} else {
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			t = GetTown(_m[tile].m2);
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		}
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   118
	} else {
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		t = NULL;
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	}
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   121
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	// allow deleting road under bridge
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   123
	if (ti.type != MP_TUNNELBRIDGE && !EnsureNoVehicle(tile)) return CMD_ERROR;
0
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   124
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   125
	if (!CheckAllowRemoveRoad(tile, pieces, &edge_road)) return CMD_ERROR;
0
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   126
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	switch (ti.type) {
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		case MP_TUNNELBRIDGE:
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			if (!EnsureNoVehicleZ(tile, TilePixelHeight(tile))) return CMD_ERROR;
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   130
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			if ((ti.map5 & 0xE9) == 0xE8) {
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				if (pieces & ROAD_X) goto return_error;
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   133
			} else if ((ti.map5 & 0xE9) == 0xE9) {
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				if (pieces & ROAD_Y) goto return_error;
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   135
			} else {
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				goto return_error;
0
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   137
			}
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   138
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			cost = _price.remove_road * 2;
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   140
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			if (flags & DC_EXEC) {
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aae181b00846 (svn r2142) - Fix: Game no longer crashes when you want to remove a piece of road under a bridge that belongs to the town. TODO: railcrossings store owner somewhere else, put it into _map_owner[]!
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				ChangeTownRating(t, -road_remove_cost[(byte)edge_road], RATING_ROAD_MINIMUM);
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				_m[tile].m5 = ti.map5 & 0xC7;
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				SetTileOwner(tile, OWNER_NONE);
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				MarkTileDirtyByTile(tile);
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			}
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			return cost;
0
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   149
		case MP_STREET:
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			// check if you're allowed to remove the street owned by a town
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			// removal allowance depends on difficulty setting
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			if (!CheckforTownRating(flags, t, ROAD_REMOVE)) return CMD_ERROR;
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   153
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			switch (GetRoadType(ti.tile)) {
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				case ROAD_NORMAL: {
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					RoadBits present = GetRoadBits(ti.tile);
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					RoadBits c = pieces;
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   158
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   159
					if (ti.tileh != 0  && (present == ROAD_Y || present == ROAD_X)) {
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						c |= (c & 0xC) >> 2;
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						c |= (c & 0x3) << 2;
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					}
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   163
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					// limit the bits to delete to the existing bits.
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					c &= present;
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					if (c == 0) goto return_error;
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   167
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					// calculate the cost
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					cost = 0;
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					if (c & ROAD_NW) cost += _price.remove_road;
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					if (c & ROAD_SW) cost += _price.remove_road;
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					if (c & ROAD_SE) cost += _price.remove_road;
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					if (c & ROAD_NE) cost += _price.remove_road;
3060
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   174
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					if (flags & DC_EXEC) {
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						ChangeTownRating(t, -road_remove_cost[(byte)edge_road], RATING_ROAD_MINIMUM);
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   177
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						present ^= c;
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						if (present == 0) {
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							DoClearSquare(tile);
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						} else {
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							SetRoadBits(tile, present);
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							MarkTileDirtyByTile(tile);
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   184
						}
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   185
					}
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					return cost;
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   187
				}
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   188
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   189
				case ROAD_CROSSING: {
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   190
					if (pieces & ComplementRoadBits(GetCrossingRoadBits(tile))) {
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   191
						goto return_error;
3060
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   192
					}
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   193
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   194
					cost = _price.remove_road * 2;
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   195
					if (flags & DC_EXEC) {
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   196
						ChangeTownRating(t, -road_remove_cost[(byte)edge_road], RATING_ROAD_MINIMUM);
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   197
3103
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   198
						MakeRailNormal(tile, GetTileOwner(tile), GetCrossingRailBits(tile), GB(_m[tile].m4, 0, 4));
3101
e2fdb8802c2f (svn r3696) Add functions to turn a tile into a normal rail tile/depot/waypoint. This is just a tiny step, the rail code needs way more love and caring
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   199
						MarkTileDirtyByTile(tile);
3060
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   200
					}
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   201
					return cost;
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   202
				}
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   203
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   204
				default:
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   205
				case ROAD_DEPOT:
3060
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   206
					goto return_error;
0
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   207
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   208
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   209
		default:
0
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   210
return_error:;
3060
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   211
			return_cmd_error(INVALID_STRING_ID);
0
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   212
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   213
}
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   214
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diff changeset
   215
3104
106ca8c3d959 (svn r3699) Replace some magic numbers for checking for a suitable slope for a level crossing by some less magic numbers
tron
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diff changeset
   216
static const RoadBits _valid_tileh_slopes_road[][15] = {
0
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   217
	// set of normal ones
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   218
	{
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   219
		ROAD_ALL, 0, 0,
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   220
		ROAD_X,   0, 0,  // 3, 4, 5
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   221
		ROAD_Y,   0, 0,
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
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   222
		ROAD_Y,   0, 0,  // 9, 10, 11
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diff changeset
   223
		ROAD_X,   0, 0
201
c40d343115f8 (svn r202) -Codechange: I missed some files with trailing spaces.. this should be
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diff changeset
   224
	},
0
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   225
	// allowed road for an evenly raised platform
201
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diff changeset
   226
	{
0
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   227
		0,
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   228
		ROAD_SW | ROAD_NW,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   229
		ROAD_SW | ROAD_SE,
3098
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diff changeset
   230
		ROAD_Y  | ROAD_SW,
0
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diff changeset
   231
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   232
		ROAD_SE | ROAD_NE, // 4
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   233
		ROAD_ALL,
3098
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diff changeset
   234
		ROAD_X  | ROAD_SE,
0
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   235
		ROAD_ALL,
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   236
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   237
		ROAD_NW | ROAD_NE, // 8
3098
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
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   238
		ROAD_X  | ROAD_NW,
0
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   239
		ROAD_ALL,
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   240
		ROAD_ALL,
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diff changeset
   241
3098
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
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diff changeset
   242
		ROAD_Y  | ROAD_NE, // 12
0
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diff changeset
   243
		ROAD_ALL,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   244
		ROAD_ALL
13
3e7c1f74a996 (svn r14) Fix: railroad crossings on slopes are now possible
dominik
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diff changeset
   245
	},
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   246
};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   247
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   248
3150
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diff changeset
   249
static uint32 CheckRoadSlope(int tileh, RoadBits* pieces, RoadBits existing)
0
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diff changeset
   250
{
2085
ae9e92ffe168 (svn r2595) -Codechange: Introduced "IsSteepTileh" to find whether a tile is steep
celestar
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diff changeset
   251
	if (!IsSteepTileh(tileh)) {
3150
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   252
		RoadBits road_bits = *pieces | existing;
0
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   253
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   254
		// no special foundation
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   255
		if ((~_valid_tileh_slopes_road[0][tileh] & road_bits) == 0) {
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   256
			// force that all bits are set when we have slopes
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   257
			if (tileh != 0) *pieces |= _valid_tileh_slopes_road[0][tileh];
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   258
			return 0; // no extra cost
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   259
		}
201
c40d343115f8 (svn r202) -Codechange: I missed some files with trailing spaces.. this should be
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diff changeset
   260
0
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   261
		// foundation is used. Whole tile is leveled up
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   262
		if ((~_valid_tileh_slopes_road[1][tileh] & road_bits) == 0) {
201
c40d343115f8 (svn r202) -Codechange: I missed some files with trailing spaces.. this should be
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diff changeset
   263
			return existing ? 0 : _price.terraform;
0
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   264
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   265
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   266
		// partly leveled up tile, only if there's no road on that tile
3150
025fe8cd7104 (svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes
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   267
		if (existing == 0 && (tileh == 1 || tileh == 2 || tileh == 4 || tileh == 8)) {
0
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   268
			// force full pieces.
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   269
			*pieces |= (*pieces & 0xC) >> 2;
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   270
			*pieces |= (*pieces & 0x3) << 2;
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   271
			return (*pieces == ROAD_X || *pieces == ROAD_Y) ? _price.terraform : CMD_ERROR;
0
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   272
		}
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   273
	}
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   274
	return CMD_ERROR;
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   275
}
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   276
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
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   277
/** Build a piece of road.
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
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   278
 * @param x,y tile coordinates for road construction
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
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   279
 * @param p1 road piece flags
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   280
 * @param p2 the town that is building the road (0 if not applicable)
0
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   281
 */
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   282
int32 CmdBuildRoad(int x, int y, uint32 flags, uint32 p1, uint32 p2)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   283
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   284
	TileInfo ti;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   285
	int32 cost;
3150
025fe8cd7104 (svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes
tron
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   286
	RoadBits existing = 0;
025fe8cd7104 (svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes
tron
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   287
	RoadBits pieces;
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
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   288
	TileIndex tile;
201
c40d343115f8 (svn r202) -Codechange: I missed some files with trailing spaces.. this should be
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   289
0
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   290
	SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   291
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
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   292
	/* Road pieces are max 4 bitset values (NE, NW, SE, SW) and town can only be non-zero
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   293
	 * if a non-player is building the road */
3150
025fe8cd7104 (svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes
tron
parents: 3149
diff changeset
   294
	if ((p1 >> 4) || (_current_player < MAX_PLAYERS && p2 != 0) || !IsTownIndex(p2)) return CMD_ERROR;
025fe8cd7104 (svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes
tron
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   295
	pieces = p1;
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
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   296
0
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   297
	FindLandscapeHeight(&ti, x, y);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   298
	tile = ti.tile;
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   299
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   300
	// allow building road under bridge
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   301
	if (ti.type != MP_TUNNELBRIDGE && !EnsureNoVehicle(tile)) return CMD_ERROR;
0
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   302
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
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diff changeset
   303
	switch (ti.type) {
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
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   304
		case MP_STREET:
3150
025fe8cd7104 (svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes
tron
parents: 3149
diff changeset
   305
			switch (GetRoadType(tile)) {
3069
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tron
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diff changeset
   306
				case ROAD_NORMAL:
3150
025fe8cd7104 (svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes
tron
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diff changeset
   307
					existing = GetRoadBits(tile);
025fe8cd7104 (svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes
tron
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diff changeset
   308
					if ((existing & pieces) == pieces) {
3066
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
tron
parents: 3061
diff changeset
   309
						return_cmd_error(STR_1007_ALREADY_BUILT);
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
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diff changeset
   310
					}
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
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diff changeset
   311
					break;
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
tron
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diff changeset
   312
3069
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
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diff changeset
   313
				case ROAD_CROSSING:
3150
025fe8cd7104 (svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes
tron
parents: 3149
diff changeset
   314
					if (pieces != GetCrossingRoadBits(tile)) { // XXX is this correct?
3066
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
tron
parents: 3061
diff changeset
   315
						return_cmd_error(STR_1007_ALREADY_BUILT);
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
tron
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diff changeset
   316
					}
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
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   317
					goto do_clear;
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
tron
parents: 3061
diff changeset
   318
3069
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
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diff changeset
   319
				default:
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
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diff changeset
   320
				case ROAD_DEPOT:
3066
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
tron
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diff changeset
   321
					goto do_clear;
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
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diff changeset
   322
			}
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
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   323
			break;
0
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truelight
parents:
diff changeset
   324
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
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diff changeset
   325
		case MP_RAILWAY: {
3099
374e275300e3 (svn r3689) Add functions to turn a tile into either a normal road tile, a level crossing or a road depot
tron
parents: 3098
diff changeset
   326
			Axis roaddir;
13
3e7c1f74a996 (svn r14) Fix: railroad crossings on slopes are now possible
dominik
parents: 0
diff changeset
   327
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
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diff changeset
   328
			if (IsSteepTileh(ti.tileh)) { // very steep tile
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
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diff changeset
   329
				return_cmd_error(STR_1000_LAND_SLOPED_IN_WRONG_DIRECTION);
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
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diff changeset
   330
			}
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   331
3104
106ca8c3d959 (svn r3699) Replace some magic numbers for checking for a suitable slope for a level crossing by some less magic numbers
tron
parents: 3103
diff changeset
   332
#define M(x) (1 << (x))
106ca8c3d959 (svn r3699) Replace some magic numbers for checking for a suitable slope for a level crossing by some less magic numbers
tron
parents: 3103
diff changeset
   333
			/* Level crossings may only be built on these slopes */
106ca8c3d959 (svn r3699) Replace some magic numbers for checking for a suitable slope for a level crossing by some less magic numbers
tron
parents: 3103
diff changeset
   334
			if (!HASBIT(M(14) | M(13) | M(11) | M(10) | M(7) | M(5) | M(0), ti.tileh)) {
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   335
				return_cmd_error(STR_1000_LAND_SLOPED_IN_WRONG_DIRECTION);
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
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diff changeset
   336
			}
3104
106ca8c3d959 (svn r3699) Replace some magic numbers for checking for a suitable slope for a level crossing by some less magic numbers
tron
parents: 3103
diff changeset
   337
#undef M
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   338
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
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diff changeset
   339
			if (ti.map5 == 2) {
3069
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
   340
				if (pieces & ROAD_Y) goto do_clear;
3099
374e275300e3 (svn r3689) Add functions to turn a tile into either a normal road tile, a level crossing or a road depot
tron
parents: 3098
diff changeset
   341
				roaddir = AXIS_X;
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
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diff changeset
   342
			} else if (ti.map5 == 1) {
3069
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
   343
				if (pieces & ROAD_X) goto do_clear;
3099
374e275300e3 (svn r3689) Add functions to turn a tile into either a normal road tile, a level crossing or a road depot
tron
parents: 3098
diff changeset
   344
				roaddir = AXIS_Y;
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
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diff changeset
   345
			} else {
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
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diff changeset
   346
				goto do_clear;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   347
			}
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   348
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
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diff changeset
   349
			if (flags & DC_EXEC) {
3099
374e275300e3 (svn r3689) Add functions to turn a tile into either a normal road tile, a level crossing or a road depot
tron
parents: 3098
diff changeset
   350
				MakeRoadCrossing(tile, _current_player, GetTileOwner(tile), roaddir, GB(_m[tile].m3, 0, 4), p2);
3100
552cf19c49cb (svn r3695) Add 2 MarkTileByTile() which I forgot in r3689 (noticed by Belugas)
tron
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diff changeset
   351
				MarkTileDirtyByTile(tile);
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   352
			}
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
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diff changeset
   353
			return _price.build_road * 2;
3017
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   354
		}
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   355
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   356
		case MP_TUNNELBRIDGE:
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
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diff changeset
   357
			/* check for flat land */
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
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diff changeset
   358
			if (IsSteepTileh(ti.tileh)) { // very steep tile
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   359
				return_cmd_error(STR_1000_LAND_SLOPED_IN_WRONG_DIRECTION);
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   360
			}
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   361
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   362
			/* is this middle part of a bridge? */
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   363
			if ((ti.map5 & 0xC0) != 0xC0) goto do_clear;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   364
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   365
			/* only allow roads pertendicular to bridge */
3150
025fe8cd7104 (svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes
tron
parents: 3149
diff changeset
   366
			if (((pieces & ROAD_Y) != 0) == ((ti.map5 & 0x01U) != 0)) goto do_clear;
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   367
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   368
			/* check if clear land under bridge */
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   369
			if ((ti.map5 & 0xF8) == 0xE8) { /* road under bridge */
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   370
				return_cmd_error(STR_1007_ALREADY_BUILT);
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   371
			} else if ((ti.map5 & 0xE0) == 0xE0) { /* other transport route under bridge */
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   372
				return_cmd_error(STR_1008_MUST_REMOVE_RAILROAD_TRACK);
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   373
			} else if ((ti.map5 & 0xF8) == 0xC8) { /* water under bridge */
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   374
				return_cmd_error(STR_3807_CAN_T_BUILD_ON_WATER);
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   375
			}
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   376
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   377
			/* all checked, can build road now! */
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   378
			cost = _price.build_road * 2;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   379
			if (flags & DC_EXEC) {
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   380
				ModifyTile(tile,
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   381
					MP_MAPOWNER_CURRENT | MP_MAP5,
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   382
					(ti.map5 & 0xC7) | 0x28 // map5
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   383
				);
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   384
			}
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   385
			return cost;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   386
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   387
		default:
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   388
do_clear:;
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   389
			if (CmdFailed(DoCommandByTile(tile, 0, 0, flags & ~DC_EXEC, CMD_LANDSCAPE_CLEAR)))
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   390
				return CMD_ERROR;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   391
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   392
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   393
	cost = CheckRoadSlope(ti.tileh, &pieces, existing);
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   394
	if (CmdFailed(cost)) return_cmd_error(STR_1800_LAND_SLOPED_IN_WRONG_DIRECTION);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   395
2422
914a12dee832 (svn r2948) -Fix: the old AI needs a special flag that triggers all kind of special
truelight
parents: 2187
diff changeset
   396
	if (cost && (!_patches.build_on_slopes || _is_old_ai_player))
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   397
		return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   398
3150
025fe8cd7104 (svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes
tron
parents: 3149
diff changeset
   399
	if (ti.type == MP_STREET && GetRoadType(tile) == ROAD_NORMAL) {
025fe8cd7104 (svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes
tron
parents: 3149
diff changeset
   400
		// Don't put the pieces that already exist
025fe8cd7104 (svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes
tron
parents: 3149
diff changeset
   401
		pieces &= ComplementRoadBits(existing);
025fe8cd7104 (svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes
tron
parents: 3149
diff changeset
   402
	} else {
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   403
		cost += DoCommandByTile(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   404
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   405
3150
025fe8cd7104 (svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes
tron
parents: 3149
diff changeset
   406
	if (pieces & ROAD_NW) cost += _price.build_road;
025fe8cd7104 (svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes
tron
parents: 3149
diff changeset
   407
	if (pieces & ROAD_SW) cost += _price.build_road;
025fe8cd7104 (svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes
tron
parents: 3149
diff changeset
   408
	if (pieces & ROAD_SE) cost += _price.build_road;
025fe8cd7104 (svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes
tron
parents: 3149
diff changeset
   409
	if (pieces & ROAD_NE) cost += _price.build_road;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   410
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   411
	if (flags & DC_EXEC) {
3150
025fe8cd7104 (svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes
tron
parents: 3149
diff changeset
   412
		if (ti.type == MP_STREET) {
025fe8cd7104 (svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes
tron
parents: 3149
diff changeset
   413
			SetRoadBits(tile, existing | pieces);
025fe8cd7104 (svn r3773) Shove some semantics down ottd's throat by replacing ints and magic numbers by enums and some related changes
tron
parents: 3149
diff changeset
   414
		} else {
3099
374e275300e3 (svn r3689) Add functions to turn a tile into either a normal road tile, a level crossing or a road depot
tron
parents: 3098
diff changeset
   415
			MakeRoadNormal(tile, _current_player, pieces, p2);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   416
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   417
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   418
		MarkTileDirtyByTile(tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   419
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   420
	return cost;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   421
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   422
1977
4392ae3d8e31 (svn r2483) Replace almost 500 "uint tile" (and variants) with "TileIndex tile"
tron
parents: 1942
diff changeset
   423
int32 DoConvertStreetRail(TileIndex tile, uint totype, bool exec)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   424
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   425
	// not a railroad crossing?
1927
4126e0e3e884 (svn r2433) - CodeChange: unmagicify all road/train crossings with IsLevelCrossing() function (peter1138)
Darkvater
parents: 1902
diff changeset
   426
	if (!IsLevelCrossing(tile)) return CMD_ERROR;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   427
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   428
	// not owned by me?
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   429
	if (!CheckTileOwnership(tile) || !EnsureNoVehicle(tile)) return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   430
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   431
	// tile is already of requested type?
2493
d834d0c1502a (svn r3019) -Codechange: Replace explicit shifting/anding/oring with GB and SB
tron
parents: 2471
diff changeset
   432
	if (GB(_m[tile].m4, 0, 4) == totype) return CMD_ERROR;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   433
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   434
	if (exec) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   435
		// change type.
2493
d834d0c1502a (svn r3019) -Codechange: Replace explicit shifting/anding/oring with GB and SB
tron
parents: 2471
diff changeset
   436
		SB(_m[tile].m4, 0, 4, totype);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   437
		MarkTileDirtyByTile(tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   438
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   439
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   440
	return _price.build_rail >> 1;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   441
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   442
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   443
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   444
/** Build a long piece of road.
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   445
 * @param x,y end tile of drag
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   446
 * @param p1 start tile of drag
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   447
 * @param p2 various bitstuffed elements
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   448
 * - p2 = (bit 0) - start tile starts in the 2nd half of tile (p2 & 1)
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   449
 * - p2 = (bit 1) - end tile starts in the 2nd half of tile (p2 & 2)
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   450
 * - p2 = (bit 2) - direction: 0 = along x-axis, 1 = along y-axis (p2 & 4)
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   451
 */
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   452
int32 CmdBuildLongRoad(int x, int y, uint32 flags, uint32 p1, uint32 p2)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   453
{
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   454
	TileIndex start_tile, end_tile, tile;
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   455
	int32 cost, ret;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   456
889
7f8630bfea41 (svn r1375) -Fix: [1050990] Buying trains sometimes accounted for incorrectly. Was the result of the cost getting reset in a recursive call of docommand. That is fixed. In addition all cost-commands are typed explicitely. Please do not forget to do so or your costs will be credited to construction if you are unlucky.
darkvater
parents: 817
diff changeset
   457
	SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);
7f8630bfea41 (svn r1375) -Fix: [1050990] Buying trains sometimes accounted for incorrectly. Was the result of the cost getting reset in a recursive call of docommand. That is fixed. In addition all cost-commands are typed explicitely. Please do not forget to do so or your costs will be credited to construction if you are unlucky.
darkvater
parents: 817
diff changeset
   458
2934
3b7eef9871f8 (svn r3490) -Fix: A bunch (10) of off-by-one errors when checking if a TileIndex points to a tile on the map
tron
parents: 2916
diff changeset
   459
	if (p1 >= MapSize()) return CMD_ERROR;
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   460
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   461
	start_tile = p1;
1980
9ea0c89fbb58 (svn r2486) Turn TILE_FROM_XY into an inline function and rename it to TileVirtXY
tron
parents: 1979
diff changeset
   462
	end_tile = TileVirtXY(x, y);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   463
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   464
	/* Only drag in X or Y direction dictated by the direction variable */
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   465
	if (!HASBIT(p2, 2) && TileY(start_tile) != TileY(end_tile)) return CMD_ERROR; // x-axis
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   466
	if (HASBIT(p2, 2)  && TileX(start_tile) != TileX(end_tile)) return CMD_ERROR; // y-axis
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   467
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   468
	/* Swap start and ending tile, also the half-tile drag var (bit 0 and 1) */
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   469
	if (start_tile > end_tile || (start_tile == end_tile && HASBIT(p2, 0))) {
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   470
		TileIndex t = start_tile;
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   471
		start_tile = end_tile;
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   472
		end_tile = t;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   473
		p2 ^= IS_INT_INSIDE(p2&3, 1, 3) ? 3 : 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   474
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   475
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   476
	cost = 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   477
	tile = start_tile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   478
	// Start tile is the small number.
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   479
	for (;;) {
3098
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   480
		RoadBits bits = HASBIT(p2, 2) ? ROAD_Y : ROAD_X;
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   481
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   482
		if (tile == end_tile && !HASBIT(p2, 1)) bits &= ROAD_NW | ROAD_NE;
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   483
		if (tile == start_tile && HASBIT(p2, 0)) bits &= ROAD_SE | ROAD_SW;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   484
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   485
		ret = DoCommandByTile(tile, bits, 0, flags, CMD_BUILD_ROAD);
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   486
		if (CmdFailed(ret)) {
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   487
			if (_error_message != STR_1007_ALREADY_BUILT) return CMD_ERROR;
2549
f1d3b383d557 (svn r3078) Some more stuff, which piled up:
tron
parents: 2548
diff changeset
   488
		} else {
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   489
			cost += ret;
2549
f1d3b383d557 (svn r3078) Some more stuff, which piled up:
tron
parents: 2548
diff changeset
   490
		}
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   491
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   492
		if (tile == end_tile) break;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   493
1981
de031d2aed47 (svn r2487) Replace TILE_XY by TileXY/TileDiffXY
tron
parents: 1980
diff changeset
   494
		tile += HASBIT(p2, 2) ? TileDiffXY(0, 1) : TileDiffXY(1, 0);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   495
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   496
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   497
	return (cost == 0) ? CMD_ERROR : cost;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   498
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   499
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   500
/** Remove a long piece of road.
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   501
 * @param x,y end tile of drag
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   502
 * @param p1 start tile of drag
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   503
 * @param p2 various bitstuffed elements
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   504
 * - p2 = (bit 0) - start tile starts in the 2nd half of tile (p2 & 1)
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   505
 * - p2 = (bit 1) - end tile starts in the 2nd half of tile (p2 & 2)
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   506
 * - p2 = (bit 2) - direction: 0 = along x-axis, 1 = along y-axis (p2 & 4)
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   507
 */
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   508
int32 CmdRemoveLongRoad(int x, int y, uint32 flags, uint32 p1, uint32 p2)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   509
{
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   510
	TileIndex start_tile, end_tile, tile;
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   511
	int32 cost, ret;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   512
889
7f8630bfea41 (svn r1375) -Fix: [1050990] Buying trains sometimes accounted for incorrectly. Was the result of the cost getting reset in a recursive call of docommand. That is fixed. In addition all cost-commands are typed explicitely. Please do not forget to do so or your costs will be credited to construction if you are unlucky.
darkvater
parents: 817
diff changeset
   513
	SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);
7f8630bfea41 (svn r1375) -Fix: [1050990] Buying trains sometimes accounted for incorrectly. Was the result of the cost getting reset in a recursive call of docommand. That is fixed. In addition all cost-commands are typed explicitely. Please do not forget to do so or your costs will be credited to construction if you are unlucky.
darkvater
parents: 817
diff changeset
   514
2934
3b7eef9871f8 (svn r3490) -Fix: A bunch (10) of off-by-one errors when checking if a TileIndex points to a tile on the map
tron
parents: 2916
diff changeset
   515
	if (p1 >= MapSize()) return CMD_ERROR;
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   516
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   517
	start_tile = p1;
1980
9ea0c89fbb58 (svn r2486) Turn TILE_FROM_XY into an inline function and rename it to TileVirtXY
tron
parents: 1979
diff changeset
   518
	end_tile = TileVirtXY(x, y);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   519
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   520
	/* Only drag in X or Y direction dictated by the direction variable */
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   521
	if (!HASBIT(p2, 2) && TileY(start_tile) != TileY(end_tile)) return CMD_ERROR; // x-axis
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   522
	if (HASBIT(p2, 2)  && TileX(start_tile) != TileX(end_tile)) return CMD_ERROR; // y-axis
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   523
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   524
	/* Swap start and ending tile, also the half-tile drag var (bit 0 and 1) */
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   525
	if (start_tile > end_tile || (start_tile == end_tile && HASBIT(p2, 0))) {
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   526
		TileIndex t = start_tile;
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   527
		start_tile = end_tile;
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   528
		end_tile = t;
3017
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   529
		p2 ^= IS_INT_INSIDE(p2 & 3, 1, 3) ? 3 : 0;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   530
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   531
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   532
	cost = 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   533
	tile = start_tile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   534
	// Start tile is the small number.
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   535
	for (;;) {
3098
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   536
		RoadBits bits = HASBIT(p2, 2) ? ROAD_Y : ROAD_X;
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   537
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   538
		if (tile == end_tile && !HASBIT(p2, 1)) bits &= ROAD_NW | ROAD_NE;
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   539
		if (tile == start_tile && HASBIT(p2, 0)) bits &= ROAD_SE | ROAD_SW;
201
c40d343115f8 (svn r202) -Codechange: I missed some files with trailing spaces.. this should be
truelight
parents: 159
diff changeset
   540
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   541
		// try to remove the halves.
3098
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   542
		if (bits != 0) {
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   543
			ret = DoCommandByTile(tile, bits, 0, flags, CMD_REMOVE_ROAD);
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   544
			if (!CmdFailed(ret)) cost += ret;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   545
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   546
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   547
		if (tile == end_tile) break;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   548
1981
de031d2aed47 (svn r2487) Replace TILE_XY by TileXY/TileDiffXY
tron
parents: 1980
diff changeset
   549
		tile += HASBIT(p2, 2) ? TileDiffXY(0, 1) : TileDiffXY(1, 0);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   550
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   551
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   552
	return (cost == 0) ? CMD_ERROR : cost;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   553
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   554
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   555
/** Build a road depot.
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   556
 * @param x,y tile coordinates where the depot will be built
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   557
 * @param p1 depot direction (0 through 3), where 0 is NW, 1 is NE, etc.
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   558
 * @param p2 unused
2085
ae9e92ffe168 (svn r2595) -Codechange: Introduced "IsSteepTileh" to find whether a tile is steep
celestar
parents: 2074
diff changeset
   559
 *
ae9e92ffe168 (svn r2595) -Codechange: Introduced "IsSteepTileh" to find whether a tile is steep
celestar
parents: 2074
diff changeset
   560
 * @todo When checking for the tile slope,
ae9e92ffe168 (svn r2595) -Codechange: Introduced "IsSteepTileh" to find whether a tile is steep
celestar
parents: 2074
diff changeset
   561
 * distingush between "Flat land required" and "land sloped in wrong direction"
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   562
 */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   563
int32 CmdBuildRoadDepot(int x, int y, uint32 flags, uint32 p1, uint32 p2)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   564
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   565
	int32 cost;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   566
	Depot *dep;
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   567
	TileIndex tile;
3055
25fd76668365 (svn r3644) Don't use FindLandscapeHeightByTile() when it's overkill - often it was just a complicated way of writing GetTileSlope(tile, NULL)
tron
parents: 3017
diff changeset
   568
	uint tileh;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   569
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   570
	SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   571
1785
998f4b5eec29 (svn r2289) - Fix (regression): check p1 param of road-depot building instead of unused p2 (typo). Thanks peter1138.
Darkvater
parents: 1784
diff changeset
   572
	if (p1 > 3) return CMD_ERROR; // check direction
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   573
3055
25fd76668365 (svn r3644) Don't use FindLandscapeHeightByTile() when it's overkill - often it was just a complicated way of writing GetTileSlope(tile, NULL)
tron
parents: 3017
diff changeset
   574
	tile = TileVirtXY(x, y);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   575
2549
f1d3b383d557 (svn r3078) Some more stuff, which piled up:
tron
parents: 2548
diff changeset
   576
	if (!EnsureNoVehicle(tile)) return CMD_ERROR;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   577
3055
25fd76668365 (svn r3644) Don't use FindLandscapeHeightByTile() when it's overkill - often it was just a complicated way of writing GetTileSlope(tile, NULL)
tron
parents: 3017
diff changeset
   578
	tileh = GetTileSlope(tile, NULL);
25fd76668365 (svn r3644) Don't use FindLandscapeHeightByTile() when it's overkill - often it was just a complicated way of writing GetTileSlope(tile, NULL)
tron
parents: 3017
diff changeset
   579
	if (tileh != 0 && (
2549
f1d3b383d557 (svn r3078) Some more stuff, which piled up:
tron
parents: 2548
diff changeset
   580
				!_patches.build_on_slopes ||
3055
25fd76668365 (svn r3644) Don't use FindLandscapeHeightByTile() when it's overkill - often it was just a complicated way of writing GetTileSlope(tile, NULL)
tron
parents: 3017
diff changeset
   581
				IsSteepTileh(tileh) ||
25fd76668365 (svn r3644) Don't use FindLandscapeHeightByTile() when it's overkill - often it was just a complicated way of writing GetTileSlope(tile, NULL)
tron
parents: 3017
diff changeset
   582
				!CanBuildDepotByTileh(p1, tileh)
2549
f1d3b383d557 (svn r3078) Some more stuff, which piled up:
tron
parents: 2548
diff changeset
   583
			)) {
f1d3b383d557 (svn r3078) Some more stuff, which piled up:
tron
parents: 2548
diff changeset
   584
		return_cmd_error(STR_0007_FLAT_LAND_REQUIRED);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   585
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   586
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   587
	cost = DoCommandByTile(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
1784
6eb3ab1bc33c (svn r2288) - CodeChange: protected the next batch of commands (41 so far, out of 115).
Darkvater
parents: 1638
diff changeset
   588
	if (CmdFailed(cost)) return CMD_ERROR;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   589
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   590
	dep = AllocateDepot();
2549
f1d3b383d557 (svn r3078) Some more stuff, which piled up:
tron
parents: 2548
diff changeset
   591
	if (dep == NULL) return CMD_ERROR;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   592
201
c40d343115f8 (svn r202) -Codechange: I missed some files with trailing spaces.. this should be
truelight
parents: 159
diff changeset
   593
	if (flags & DC_EXEC) {
2425
99e1e8430a28 (svn r2951) - Fix: [ 1259345 ] Changing engine in netgame opens train window for everyone
Darkvater
parents: 2422
diff changeset
   594
		if (IsLocalPlayer()) _last_built_road_depot_tile = tile;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   595
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   596
		dep->xy = tile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   597
		dep->town_index = ClosestTownFromTile(tile, (uint)-1)->index;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   598
3099
374e275300e3 (svn r3689) Add functions to turn a tile into either a normal road tile, a level crossing or a road depot
tron
parents: 3098
diff changeset
   599
		MakeRoadDepot(tile, _current_player, p1);
3100
552cf19c49cb (svn r3695) Add 2 MarkTileByTile() which I forgot in r3689 (noticed by Belugas)
tron
parents: 3099
diff changeset
   600
		MarkTileDirtyByTile(tile);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   601
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   602
	return cost + _price.build_road_depot;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   603
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   604
1979
f4462d4e8e62 (svn r2485) Missed two uint -> TileIndex, thanks _Luca_
tron
parents: 1977
diff changeset
   605
static int32 RemoveRoadDepot(TileIndex tile, uint32 flags)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   606
{
149
5f7d4b21df01 (svn r150) -Fix: [1010833] Turning on the magic bulldozer removes oil rigs
darkvater
parents: 84
diff changeset
   607
	if (!CheckTileOwnership(tile) && _current_player != OWNER_WATER)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   608
		return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   609
2639
8a7342eb3a78 (svn r3181) -Bracing
tron
parents: 2549
diff changeset
   610
	if (!EnsureNoVehicle(tile)) return CMD_ERROR;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   611
2639
8a7342eb3a78 (svn r3181) -Bracing
tron
parents: 2549
diff changeset
   612
	if (flags & DC_EXEC) DoDeleteDepot(tile);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   613
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   614
	return _price.remove_road_depot;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   615
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   616
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   617
#define M(x) (1<<(x))
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   618
1977
4392ae3d8e31 (svn r2483) Replace almost 500 "uint tile" (and variants) with "TileIndex tile"
tron
parents: 1942
diff changeset
   619
static int32 ClearTile_Road(TileIndex tile, byte flags)
4392ae3d8e31 (svn r2483) Replace almost 500 "uint tile" (and variants) with "TileIndex tile"
tron
parents: 1942
diff changeset
   620
{
3069
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
   621
	switch (GetRoadType(tile)) {
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
   622
		case ROAD_NORMAL: {
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
   623
			RoadBits b = GetRoadBits(tile);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   624
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   625
			if (!((1 << b) & (M(1)|M(2)|M(4)|M(8))) &&
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   626
					(!(flags & DC_AI_BUILDING) || !IsTileOwner(tile, OWNER_TOWN)) &&
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   627
					flags & DC_AUTO) {
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   628
				return_cmd_error(STR_1801_MUST_REMOVE_ROAD_FIRST);
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   629
			}
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   630
			return DoCommandByTile(tile, b, 0, flags, CMD_REMOVE_ROAD);
201
c40d343115f8 (svn r202) -Codechange: I missed some files with trailing spaces.. this should be
truelight
parents: 159
diff changeset
   631
		}
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   632
3069
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
   633
		case ROAD_CROSSING: {
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   634
			int32 ret;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   635
3069
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
   636
			if (flags & DC_AUTO) return_cmd_error(STR_1801_MUST_REMOVE_ROAD_FIRST);
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   637
3070
512f72481fd9 (svn r3659) Add function to get the road bits of a level crossing
tron
parents: 3069
diff changeset
   638
			ret = DoCommandByTile(tile, GetCrossingRoadBits(tile), 0, flags, CMD_REMOVE_ROAD);
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   639
			if (CmdFailed(ret)) return CMD_ERROR;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   640
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   641
			if (flags & DC_EXEC) {
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   642
				DoCommandByTile(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   643
			}
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   644
			return ret;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   645
		}
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   646
3069
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
   647
		default:
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
   648
		case ROAD_DEPOT:
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   649
			if (flags & DC_AUTO) {
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   650
				return_cmd_error(STR_2004_BUILDING_MUST_BE_DEMOLISHED);
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   651
			}
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   652
			return RemoveRoadDepot(tile, flags);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   653
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   654
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   655
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   656
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   657
typedef struct DrawRoadTileStruct {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   658
	uint16 image;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   659
	byte subcoord_x;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   660
	byte subcoord_y;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   661
} DrawRoadTileStruct;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   662
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   663
typedef struct DrawRoadSeqStruct {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   664
	uint32 image;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   665
	byte subcoord_x;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   666
	byte subcoord_y;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   667
	byte width;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   668
	byte height;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   669
} DrawRoadSeqStruct;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   670
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   671
#include "table/road_land.h"
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   672
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   673
3098
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   674
uint GetRoadFoundation(uint tileh, RoadBits bits)
2548
97ada3bd2702 (svn r3077) static, const, bracing, indentation, 0 -> '\0'/NULL, typos in comments, excess empty lines, minor other changes
tron
parents: 2544
diff changeset
   675
{
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   676
	int i;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   677
	// normal level sloped building
3017
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   678
	if ((~_valid_tileh_slopes_road[1][tileh] & bits) == 0) return tileh;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   679
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   680
	// inclined sloped building
3017
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   681
	if ((
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   682
				(i  = 0, tileh == 1) ||
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   683
				(i += 2, tileh == 2) ||
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   684
				(i += 2, tileh == 4) ||
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   685
				(i += 2, tileh == 8)
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   686
			) && (
3098
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   687
				(     bits == ROAD_X) ||
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   688
				(i++, bits == ROAD_Y)
3017
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   689
			)) {
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   690
		return i + 15;
3017
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   691
	}
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   692
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   693
	return 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   694
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   695
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   696
const byte _road_sloped_sprites[14] = {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   697
	0,  0,  2,  0,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   698
	0,  1,  0,  0,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   699
	3,  0,  0,  0,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   700
	0,  0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   701
};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   702
2471
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   703
/**
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   704
 * Draw ground sprite and road pieces
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   705
 * @param ti TileInfo
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   706
 * @param road RoadBits to draw
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   707
 * @param ground_type Ground type
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   708
 * @param snow Draw snow
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   709
 * @param flat Draw foundation
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   710
 */
3098
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   711
static void DrawRoadBits(TileInfo* ti, RoadBits road, byte ground_type, bool snow, bool flat)
2471
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   712
{
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   713
	const DrawRoadTileStruct *drts;
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   714
	PalSpriteID image = 0;
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   715
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   716
	if (ti->tileh != 0) {
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   717
		int foundation;
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   718
		if (flat) {
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   719
			foundation = ti->tileh;
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   720
		} else {
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   721
			foundation = GetRoadFoundation(ti->tileh, road);
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   722
		}
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   723
2639
8a7342eb3a78 (svn r3181) -Bracing
tron
parents: 2549
diff changeset
   724
		if (foundation != 0) DrawFoundation(ti, foundation);
2471
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   725
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   726
		// DrawFoundation() modifies ti.
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   727
		// Default sloped sprites..
2639
8a7342eb3a78 (svn r3181) -Bracing
tron
parents: 2549
diff changeset
   728
		if (ti->tileh != 0) image = _road_sloped_sprites[ti->tileh - 1] + 0x53F;
2471
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   729
	}
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   730
2639
8a7342eb3a78 (svn r3181) -Bracing
tron
parents: 2549
diff changeset
   731
	if (image == 0) image = _road_tile_sprites_1[road];
2471
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   732
2639
8a7342eb3a78 (svn r3181) -Bracing
tron
parents: 2549
diff changeset
   733
	if (ground_type == 0) image |= PALETTE_TO_BARE_LAND;
2471
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   734
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   735
	if (snow) {
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   736
		image += 19;
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   737
	} else if (ground_type > 1 && ground_type != 6) {
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   738
		// Pavement tiles.
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   739
		image -= 19;
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   740
	}
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   741
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   742
	DrawGroundSprite(image);
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   743
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   744
	// Return if full detail is disabled, or we are zoomed fully out.
2639
8a7342eb3a78 (svn r3181) -Bracing
tron
parents: 2549
diff changeset
   745
	if (!(_display_opt & DO_FULL_DETAIL) || _cur_dpi->zoom == 2) return;
2471
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   746
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   747
	if (ground_type >= 6) {
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   748
		// Road works
3098
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   749
		DrawGroundSprite(road & ROAD_X ? SPR_EXCAVATION_X : SPR_EXCAVATION_Y);
2471
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   750
		return;
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   751
	}
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   752
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   753
	// Draw extra details.
3017
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   754
	for (drts = _road_display_table[ground_type][road]; drts->image != 0; drts++) {
2471
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   755
		int x = ti->x | drts->subcoord_x;
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   756
		int y = ti->y | drts->subcoord_y;
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   757
		byte z = ti->z;
2639
8a7342eb3a78 (svn r3181) -Bracing
tron
parents: 2549
diff changeset
   758
		if (ti->tileh != 0) z = GetSlopeZ(x, y);
3017
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   759
		AddSortableSpriteToDraw(drts->image, x, y, 2, 2, 0x10, z);
2471
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   760
	}
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   761
}
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   762
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   763
static void DrawTile_Road(TileInfo *ti)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   764
{
2471
14109854e818 (svn r2997) -Codechange: Split road drawing code off from DrawTile_Road into a separate function to be used elsewhere.
peter1138
parents: 2469
diff changeset
   765
	PalSpriteID image;
817
4f9377b7fd2b (svn r1288) -Codechange: changed _map2 to an uint16. It is still saved and loaded as
truelight
parents: 679
diff changeset
   766
	uint16 m2;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   767
3098
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   768
	switch (GetRoadType(ti->tile)) {
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   769
		case ROAD_NORMAL:
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   770
			DrawRoadBits(ti, GetRoadBits(ti->tile), GB(_m[ti->tile].m4, 4, 3), HASBIT(_m[ti->tile].m4, 7), false);
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   771
			break;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   772
3098
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   773
		case ROAD_CROSSING: {
3097
6cb1b1c2ae6d (svn r3686) Dispel some strange magic regarding level crossings and foundations:
tron
parents: 3091
diff changeset
   774
			if (ti->tileh != 0) DrawFoundation(ti, ti->tileh);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   775
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   776
			image = GetRailTypeInfo(GB(_m[ti->tile].m4, 0, 4))->base_sprites.crossing;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   777
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   778
			if (GB(ti->map5, 3, 1) == 0) image++; /* direction */
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   779
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   780
			if ((ti->map5 & 4) != 0) image += 2;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   781
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   782
			if ( _m[ti->tile].m4 & 0x80) {
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   783
				image += 8;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   784
			} else {
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   785
				m2 = GB(_m[ti->tile].m4, 4, 3);
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   786
				if (m2 == 0) image |= PALETTE_TO_BARE_LAND;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   787
				if (m2 > 1) image += 4;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   788
			}
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   789
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   790
			DrawGroundSprite(image);
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   791
			break;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   792
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   793
3098
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   794
		default:
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   795
		case ROAD_DEPOT: {
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   796
			uint32 ormod;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   797
			PlayerID player;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   798
			const DrawRoadSeqStruct* drss;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   799
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   800
			if (ti->tileh != 0) DrawFoundation(ti, ti->tileh);
1398
2299b334e660 (svn r1902) Replace some casts with proper typing
tron
parents: 1359
diff changeset
   801
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   802
			ormod = PALETTE_TO_GREY;	//was this a bug/problem?
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   803
			player = GetTileOwner(ti->tile);
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   804
			if (player < MAX_PLAYERS) ormod = PLAYER_SPRITE_COLOR(player);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   805
3167
197b5ee5a831 (svn r3795) Add a function to request the orientation of a depot
tron
parents: 3150
diff changeset
   806
			drss = _road_display_datas[GetRoadDepotDirection(ti->tile)];
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   807
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   808
			DrawGroundSprite(drss++->image);
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   809
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   810
			for (; drss->image != 0; drss++) {
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   811
				uint32 image = drss->image;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   812
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   813
				if (image & PALETTE_MODIFIER_COLOR) image |= ormod;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   814
				if (_display_opt & DO_TRANS_BUILDINGS) MAKE_TRANSPARENT(image);
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   815
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   816
				AddSortableSpriteToDraw(image, ti->x | drss->subcoord_x,
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   817
					ti->y | drss->subcoord_y, drss->width, drss->height, 0x14, ti->z
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   818
				);
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   819
			}
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   820
			break;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   821
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   822
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   823
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   824
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   825
void DrawRoadDepotSprite(int x, int y, int image)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   826
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   827
	uint32 ormod;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   828
	const DrawRoadSeqStruct *dtss;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   829
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   830
	ormod = PLAYER_SPRITE_COLOR(_local_player);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   831
1398
2299b334e660 (svn r1902) Replace some casts with proper typing
tron
parents: 1359
diff changeset
   832
	dtss = _road_display_datas[image];
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   833
2639
8a7342eb3a78 (svn r3181) -Bracing
tron
parents: 2549
diff changeset
   834
	x += 33;
8a7342eb3a78 (svn r3181) -Bracing
tron
parents: 2549
diff changeset
   835
	y += 17;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   836
1398
2299b334e660 (svn r1902) Replace some casts with proper typing
tron
parents: 1359
diff changeset
   837
	DrawSprite(dtss++->image, x, y);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   838
2952
6a26eeda9679 (svn r3511) More whitespace ([FS#46] by Rubidium)
tron
parents: 2951
diff changeset
   839
	for (; dtss->image != 0; dtss++) {
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   840
		Point pt = RemapCoords(dtss->subcoord_x, dtss->subcoord_y, 0);
201
c40d343115f8 (svn r202) -Codechange: I missed some files with trailing spaces.. this should be
truelight
parents: 159
diff changeset
   841
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   842
		image = dtss->image;
2639
8a7342eb3a78 (svn r3181) -Bracing
tron
parents: 2549
diff changeset
   843
		if (image & PALETTE_MODIFIER_COLOR) image |= ormod;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   844
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   845
		DrawSprite(image, x + pt.x, y + pt.y);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   846
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   847
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   848
2537
d9c0df52a466 (svn r3066) Constify the parameter of GetSlopeZ_*()
tron
parents: 2535
diff changeset
   849
static uint GetSlopeZ_Road(const TileInfo* ti)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   850
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   851
	uint z = ti->z;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   852
	int th = ti->tileh;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   853
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   854
	// check if it's a foundation
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   855
	if (ti->tileh != 0) {
3098
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   856
		switch (GetRoadType(ti->tile)) {
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   857
			case ROAD_NORMAL: {
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   858
				uint f = GetRoadFoundation(ti->tileh, GetRoadBits(ti->tile));
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   859
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   860
				if (f != 0) {
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   861
					if (f < 15) {
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   862
						// leveled foundation
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   863
						return z + 8;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   864
					}
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   865
					// inclined foundation
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   866
					th = _inclined_tileh[f - 15];
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   867
				}
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   868
				break;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   869
			}
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   870
3097
6cb1b1c2ae6d (svn r3686) Dispel some strange magic regarding level crossings and foundations:
tron
parents: 3091
diff changeset
   871
			// if these are on a slope then there's a level foundation
3098
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   872
			case ROAD_DEPOT:
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   873
			case ROAD_CROSSING:
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   874
				return z + 8;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   875
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   876
			default: break;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   877
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   878
		return GetPartialZ(ti->x&0xF, ti->y&0xF, th) + z;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   879
	}
39
d177340ed556 (svn r40) Final slope graphics fix
dominik
parents: 22
diff changeset
   880
	return z; // normal Z if no slope
d177340ed556 (svn r40) Final slope graphics fix
dominik
parents: 22
diff changeset
   881
}
d177340ed556 (svn r40) Final slope graphics fix
dominik
parents: 22
diff changeset
   882
2436
177cb6a8339f (svn r2962) - const correctness for all Get* functions and most Draw* functions that don't change their pointer parameters
Darkvater
parents: 2425
diff changeset
   883
static uint GetSlopeTileh_Road(const TileInfo *ti)
39
d177340ed556 (svn r40) Final slope graphics fix
dominik
parents: 22
diff changeset
   884
{
d177340ed556 (svn r40) Final slope graphics fix
dominik
parents: 22
diff changeset
   885
	// check if it's a foundation
d177340ed556 (svn r40) Final slope graphics fix
dominik
parents: 22
diff changeset
   886
	if (ti->tileh != 0) {
3098
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   887
		switch (GetRoadType(ti->tile)) {
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   888
			case ROAD_NORMAL: {
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   889
				uint f = GetRoadFoundation(ti->tileh, GetRoadBits(ti->tile));
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   890
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   891
				if (f != 0) {
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   892
					if (f < 15) {
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   893
						// leveled foundation
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   894
						return 0;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   895
					}
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   896
					// inclined foundation
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   897
					return _inclined_tileh[f - 15];
39
d177340ed556 (svn r40) Final slope graphics fix
dominik
parents: 22
diff changeset
   898
				}
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   899
				break;
39
d177340ed556 (svn r40) Final slope graphics fix
dominik
parents: 22
diff changeset
   900
			}
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   901
3097
6cb1b1c2ae6d (svn r3686) Dispel some strange magic regarding level crossings and foundations:
tron
parents: 3091
diff changeset
   902
			// if these are on a slope then there's a level foundation
3098
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   903
			case ROAD_CROSSING:
4c1320da876d (svn r3687) Complete some bits I missed whenn adding accessor functions for road types and pieces
tron
parents: 3097
diff changeset
   904
			case ROAD_DEPOT:
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   905
				return 0;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   906
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
   907
			default: break;
39
d177340ed556 (svn r40) Final slope graphics fix
dominik
parents: 22
diff changeset
   908
		}
d177340ed556 (svn r40) Final slope graphics fix
dominik
parents: 22
diff changeset
   909
	}
d177340ed556 (svn r40) Final slope graphics fix
dominik
parents: 22
diff changeset
   910
	return ti->tileh;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   911
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   912
1977
4392ae3d8e31 (svn r2483) Replace almost 500 "uint tile" (and variants) with "TileIndex tile"
tron
parents: 1942
diff changeset
   913
static void GetAcceptedCargo_Road(TileIndex tile, AcceptedCargo ac)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   914
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   915
	/* not used */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   916
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   917
1977
4392ae3d8e31 (svn r2483) Replace almost 500 "uint tile" (and variants) with "TileIndex tile"
tron
parents: 1942
diff changeset
   918
static void AnimateTile_Road(TileIndex tile)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   919
{
2639
8a7342eb3a78 (svn r3181) -Bracing
tron
parents: 2549
diff changeset
   920
	if (IsLevelCrossing(tile)) MarkTileDirtyByTile(tile);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   921
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   922
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   923
static const byte _town_road_types[5][2] = {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   924
	{1,1},
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   925
	{2,2},
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   926
	{2,2},
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   927
	{5,5},
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   928
	{3,2},
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   929
};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   930
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   931
static const byte _town_road_types_2[5][2] = {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   932
	{1,1},
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   933
	{2,2},
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   934
	{3,2},
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   935
	{3,2},
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   936
	{3,2},
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   937
};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   938
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   939
1977
4392ae3d8e31 (svn r2483) Replace almost 500 "uint tile" (and variants) with "TileIndex tile"
tron
parents: 1942
diff changeset
   940
static void TileLoop_Road(TileIndex tile)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   941
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   942
	Town *t;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   943
	int grp;
201
c40d343115f8 (svn r202) -Codechange: I missed some files with trailing spaces.. this should be
truelight
parents: 159
diff changeset
   944
3017
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   945
	switch (_opt.landscape) {
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   946
		case LT_HILLY:
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   947
			if ((_m[tile].m4 & 0x80) != (GetTileZ(tile) > _opt.snow_line ? 0x80 : 0x00)) {
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   948
				_m[tile].m4 ^= 0x80;
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   949
				MarkTileDirtyByTile(tile);
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   950
			}
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   951
			break;
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   952
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   953
		case LT_DESERT:
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   954
			if (GetMapExtraBits(tile) == 1 && !(_m[tile].m4 & 0x80)) {
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   955
				_m[tile].m4 |= 0x80;
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   956
				MarkTileDirtyByTile(tile);
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   957
			}
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   958
			break;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   959
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   960
3069
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
   961
	if (GetRoadType(tile) == ROAD_DEPOT) return;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   962
2140
d708eb80ab8b (svn r2650) Convert many explicit shifts+ands to extract bits to invocations of GB - should be a bit nicer to read
tron
parents: 2133
diff changeset
   963
	if (GB(_m[tile].m4, 4, 3) < 6) {
1281
1573d0e4e7a1 (svn r1785) -Fix: space-correctness in road_cmd.c, and one wrong line from last
truelight
parents: 1280
diff changeset
   964
		t = ClosestTownFromTile(tile, (uint)-1);
1280
b6925875de49 (svn r1784) -Fix: removed ClosestTownFromTile where possible, or replaced it
truelight
parents: 1264
diff changeset
   965
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   966
		grp = 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   967
		if (t != NULL) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   968
			grp = GetTownRadiusGroup(t, tile);
201
c40d343115f8 (svn r202) -Codechange: I missed some files with trailing spaces.. this should be
truelight
parents: 159
diff changeset
   969
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   970
			// Show an animation to indicate road work
201
c40d343115f8 (svn r202) -Codechange: I missed some files with trailing spaces.. this should be
truelight
parents: 159
diff changeset
   971
			if (t->road_build_months != 0 &&
1245
768d9bc95aaa (svn r1749) Move the functions which calculate distances to map.[ch] and give the more meaningful names
tron
parents: 1214
diff changeset
   972
					!(DistanceManhattan(t->xy, tile) >= 8 && grp == 0) &&
3069
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
   973
					(_m[tile].m5 == ROAD_Y || _m[tile].m5 == ROAD_X)) {
3017
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   974
				if (GetTileSlope(tile, NULL) == 0 && EnsureNoVehicle(tile) && CHANCE16(1, 20)) {
3091
28de033d06b9 (svn r3680) Fix some magic numbers which got damaged in r1768
tron
parents: 3071
diff changeset
   975
					SB(_m[tile].m4, 4, 3, (GB(_m[tile].m4, 4, 3) <= 1 ? 6 : 7));
201
c40d343115f8 (svn r202) -Codechange: I missed some files with trailing spaces.. this should be
truelight
parents: 159
diff changeset
   976
541
e1cd34389f79 (svn r925) Use sound enums
tron
parents: 534
diff changeset
   977
					SndPlayTileFx(SND_21_JACKHAMMER, tile);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   978
					CreateEffectVehicleAbove(
926
bd4312619522 (svn r1414) Move TileIndex, TILE_MASK and GET_TILE_[XY] to map.h and turn the latter into inline functions names Tile[XY]
tron
parents: 889
diff changeset
   979
						TileX(tile) * 16 + 7,
bd4312619522 (svn r1414) Move TileIndex, TILE_MASK and GET_TILE_[XY] to map.h and turn the latter into inline functions names Tile[XY]
tron
parents: 889
diff changeset
   980
						TileY(tile) * 16 + 7,
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   981
						0,
1359
8ba976aed634 (svn r1863) Give the effect vehicle type enums more descriptive names and use the enum as parameter type for CreateEffectVehicle*()
tron
parents: 1327
diff changeset
   982
						EV_BULLDOZER);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   983
					MarkTileDirtyByTile(tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   984
					return;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   985
				}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   986
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   987
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   988
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   989
		{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   990
			const byte *p = (_opt.landscape == LT_CANDY) ? _town_road_types_2[grp] : _town_road_types[grp];
2140
d708eb80ab8b (svn r2650) Convert many explicit shifts+ands to extract bits to invocations of GB - should be a bit nicer to read
tron
parents: 2133
diff changeset
   991
			byte b = GB(_m[tile].m4, 4, 3);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   992
3017
915fae59d5e0 (svn r3597) Miscellaneous (I like that word) changes: Fix some indentation, add consts, reduce indentation level by short-circuit logic, convert if cascades to switch, whitespace, bracing, plus some minor stuff
tron
parents: 2989
diff changeset
   993
			if (b == p[0]) return;
201
c40d343115f8 (svn r202) -Codechange: I missed some files with trailing spaces.. this should be
truelight
parents: 159
diff changeset
   994
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   995
			if (b == p[1]) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   996
				b = p[0];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   997
			} else if (b == 0) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   998
				b = p[1];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   999
			} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1000
				b = 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1001
			}
2493
d834d0c1502a (svn r3019) -Codechange: Replace explicit shifting/anding/oring with GB and SB
tron
parents: 2471
diff changeset
  1002
			SB(_m[tile].m4, 4, 3, b);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1003
			MarkTileDirtyByTile(tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1004
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1005
	} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1006
		// Handle road work
1264
280792016b02 (svn r1768) -Codechange: Store town index in _map2 of town tiles
celestar
parents: 1247
diff changeset
  1007
		//XXX undocumented
201
c40d343115f8 (svn r202) -Codechange: I missed some files with trailing spaces.. this should be
truelight
parents: 159
diff changeset
  1008
2049
ad0d49c916d4 (svn r2558) Change the internal map format from 7 arrays to one array of structs, this doesn't change the saved format for now. It's a stepping stone for further changes.
tron
parents: 2008
diff changeset
  1009
		byte b = _m[tile].m4;
1264
280792016b02 (svn r1768) -Codechange: Store town index in _map2 of town tiles
celestar
parents: 1247
diff changeset
  1010
		//roadworks take place only
280792016b02 (svn r1768) -Codechange: Store town index in _map2 of town tiles
celestar
parents: 1247
diff changeset
  1011
		//keep roadworks running for 16 loops
280792016b02 (svn r1768) -Codechange: Store town index in _map2 of town tiles
celestar
parents: 1247
diff changeset
  1012
		//lower 4 bits of map3_hi store the counter now
280792016b02 (svn r1768) -Codechange: Store town index in _map2 of town tiles
celestar
parents: 1247
diff changeset
  1013
		if ((b & 0xF) != 0xF) {
2049
ad0d49c916d4 (svn r2558) Change the internal map format from 7 arrays to one array of structs, this doesn't change the saved format for now. It's a stepping stone for further changes.
tron
parents: 2008
diff changeset
  1014
			_m[tile].m4 = b + 1;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1015
			return;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1016
		}
1264
280792016b02 (svn r1768) -Codechange: Store town index in _map2 of town tiles
celestar
parents: 1247
diff changeset
  1017
		//roadworks finished
2140
d708eb80ab8b (svn r2650) Convert many explicit shifts+ands to extract bits to invocations of GB - should be a bit nicer to read
tron
parents: 2133
diff changeset
  1018
		_m[tile].m4 = (GB(b, 4, 3) == 6 ? 1 : 2) << 4;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1019
		MarkTileDirtyByTile(tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1020
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1021
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1022
1977
4392ae3d8e31 (svn r2483) Replace almost 500 "uint tile" (and variants) with "TileIndex tile"
tron
parents: 1942
diff changeset
  1023
void ShowRoadDepotWindow(TileIndex tile);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1024
1977
4392ae3d8e31 (svn r2483) Replace almost 500 "uint tile" (and variants) with "TileIndex tile"
tron
parents: 1942
diff changeset
  1025
static void ClickTile_Road(TileIndex tile)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1026
{
3069
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
  1027
	if (GetRoadType(tile) == ROAD_DEPOT) ShowRoadDepotWindow(tile);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1028
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1029
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1030
static const byte _road_trackbits[16] = {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1031
	0x0, 0x0, 0x0, 0x10, 0x0, 0x2, 0x8, 0x1A, 0x0, 0x4, 0x1, 0x15, 0x20, 0x26, 0x29, 0x3F,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1032
};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1033
1977
4392ae3d8e31 (svn r2483) Replace almost 500 "uint tile" (and variants) with "TileIndex tile"
tron
parents: 1942
diff changeset
  1034
static uint32 GetTileTrackStatus_Road(TileIndex tile, TransportType mode)
4392ae3d8e31 (svn r2483) Replace almost 500 "uint tile" (and variants) with "TileIndex tile"
tron
parents: 1942
diff changeset
  1035
{
3066
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
tron
parents: 3061
diff changeset
  1036
	switch (mode) {
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
tron
parents: 3061
diff changeset
  1037
		case TRANSPORT_RAIL:
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
tron
parents: 3061
diff changeset
  1038
			if (!IsLevelCrossing(tile)) return 0;
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
tron
parents: 3061
diff changeset
  1039
			return _m[tile].m5 & 8 ? 0x101 : 0x202;
201
c40d343115f8 (svn r202) -Codechange: I missed some files with trailing spaces.. this should be
truelight
parents: 159
diff changeset
  1040
3066
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
tron
parents: 3061
diff changeset
  1041
		case TRANSPORT_ROAD:
3071
a6acfe74e0a7 (svn r3660) Convert further road bits and type references to the functions/enums
tron
parents: 3070
diff changeset
  1042
			switch (GetRoadType(tile)) {
3069
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
  1043
				case ROAD_NORMAL:
3149
2b54fc654019 (svn r3770) Remove the _road_special_gettrackstatus hack. Egladil and me deem it unnecessary
tron
parents: 3146
diff changeset
  1044
					return GB(_m[tile].m4, 4, 3) >= 6 ?
3069
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
  1045
						0 : _road_trackbits[GetRoadBits(tile)] * 0x101;
3066
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
tron
parents: 3061
diff changeset
  1046
3069
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
  1047
				case ROAD_CROSSING: {
3066
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
tron
parents: 3061
diff changeset
  1048
					uint32 r = (_m[tile].m5 & 8 ? 0x202 : 0x101);
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
tron
parents: 3061
diff changeset
  1049
					if (_m[tile].m5 & 4) r *= 0x10001;
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
tron
parents: 3061
diff changeset
  1050
					return r;
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
tron
parents: 3061
diff changeset
  1051
				}
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
tron
parents: 3061
diff changeset
  1052
3069
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
  1053
				default:
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
  1054
				case ROAD_DEPOT:
3066
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
tron
parents: 3061
diff changeset
  1055
					break;
201
c40d343115f8 (svn r202) -Codechange: I missed some files with trailing spaces.. this should be
truelight
parents: 159
diff changeset
  1056
			}
3066
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
tron
parents: 3061
diff changeset
  1057
			break;
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
tron
parents: 3061
diff changeset
  1058
0d34dff23d98 (svn r3655) Simplify a boolean expression and turn 3 if-cascades into switches
tron
parents: 3061
diff changeset
  1059
		default: break;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1060
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1061
	return 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1062
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1063
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1064
static const StringID _road_tile_strings[] = {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1065
	STR_1814_ROAD,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1066
	STR_1814_ROAD,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1067
	STR_1814_ROAD,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1068
	STR_1815_ROAD_WITH_STREETLIGHTS,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1069
	STR_1814_ROAD,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1070
	STR_1816_TREE_LINED_ROAD,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1071
	STR_1814_ROAD,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1072
	STR_1814_ROAD,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1073
};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1074
1977
4392ae3d8e31 (svn r2483) Replace almost 500 "uint tile" (and variants) with "TileIndex tile"
tron
parents: 1942
diff changeset
  1075
static void GetTileDesc_Road(TileIndex tile, TileDesc *td)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1076
{
1901
fb05044cf5c3 (svn r2407) Use {Get,Is}TileOwner to get/check the owner of a tile and fix some bogus reads of _map_owner
tron
parents: 1891
diff changeset
  1077
	td->owner = GetTileOwner(tile);
3069
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
  1078
	switch (GetRoadType(tile)) {
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
  1079
		case ROAD_CROSSING: td->str = STR_1818_ROAD_RAIL_LEVEL_CROSSING; break;
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
  1080
		case ROAD_DEPOT: td->str = STR_1817_ROAD_VEHICLE_DEPOT; break;
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
  1081
		default: td->str = _road_tile_strings[GB(_m[tile].m4, 4, 3)]; break;
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
  1082
	}
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1083
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1084
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1085
static const byte _roadveh_enter_depot_unk0[4] = {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1086
	8, 9, 0, 1
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1087
};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1088
1977
4392ae3d8e31 (svn r2483) Replace almost 500 "uint tile" (and variants) with "TileIndex tile"
tron
parents: 1942
diff changeset
  1089
static uint32 VehicleEnter_Road(Vehicle *v, TileIndex tile, int x, int y)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1090
{
3069
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
  1091
	switch (GetRoadType(tile)) {
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
  1092
		case ROAD_CROSSING:
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1093
			if (v->type == VEH_Train && GB(_m[tile].m5, 2, 1) == 0) {
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1094
				/* train crossing a road */
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1095
				SndPlayVehicleFx(SND_0E_LEVEL_CROSSING, v);
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1096
				SB(_m[tile].m5, 2, 1, 1);
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1097
				MarkTileDirtyByTile(tile);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1098
			}
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1099
			break;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1100
3069
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
  1101
		case ROAD_DEPOT:
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1102
			if (v->type == VEH_Road && v->u.road.frame == 11) {
3167
197b5ee5a831 (svn r3795) Add a function to request the orientation of a depot
tron
parents: 3150
diff changeset
  1103
				if (_roadveh_enter_depot_unk0[GetRoadDepotDirection(tile)] == v->u.road.state) {
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1104
					RoadVehEnterDepot(v);
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1105
					return 4;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1106
				}
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1107
			}
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1108
			break;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1109
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1110
		default: break;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1111
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1112
	return 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1113
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1114
1977
4392ae3d8e31 (svn r2483) Replace almost 500 "uint tile" (and variants) with "TileIndex tile"
tron
parents: 1942
diff changeset
  1115
static void VehicleLeave_Road(Vehicle *v, TileIndex tile, int x, int y)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1116
{
1927
4126e0e3e884 (svn r2433) - CodeChange: unmagicify all road/train crossings with IsLevelCrossing() function (peter1138)
Darkvater
parents: 1902
diff changeset
  1117
	if (IsLevelCrossing(tile) && v->type == VEH_Train && v->next == NULL) {
4126e0e3e884 (svn r2433) - CodeChange: unmagicify all road/train crossings with IsLevelCrossing() function (peter1138)
Darkvater
parents: 1902
diff changeset
  1118
		// Turn off level crossing lights
2493
d834d0c1502a (svn r3019) -Codechange: Replace explicit shifting/anding/oring with GB and SB
tron
parents: 2471
diff changeset
  1119
		SB(_m[tile].m5, 2, 1, 0);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1120
		MarkTileDirtyByTile(tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1121
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1122
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1123
2436
177cb6a8339f (svn r2962) - const correctness for all Get* functions and most Draw* functions that don't change their pointer parameters
Darkvater
parents: 2425
diff changeset
  1124
static void ChangeTileOwner_Road(TileIndex tile, PlayerID old_player, PlayerID new_player)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1125
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1126
	// road/rail crossing where the road is owned by the current player?
2049
ad0d49c916d4 (svn r2558) Change the internal map format from 7 arrays to one array of structs, this doesn't change the saved format for now. It's a stepping stone for further changes.
tron
parents: 2008
diff changeset
  1127
	if (old_player == _m[tile].m3 && IsLevelCrossing(tile)) {
2469
1bfbb0dc0b75 (svn r2995) Replace 0xFF/0xFFFF with CT_INVALID/OWNER_SPECTATOR/INVALID_STATION where appropriate
tron
parents: 2436
diff changeset
  1128
		_m[tile].m3 = (new_player == OWNER_SPECTATOR) ? OWNER_NONE : new_player;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1129
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1130
1901
fb05044cf5c3 (svn r2407) Use {Get,Is}TileOwner to get/check the owner of a tile and fix some bogus reads of _map_owner
tron
parents: 1891
diff changeset
  1131
	if (!IsTileOwner(tile, old_player)) return;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1132
2502
35e279b13856 (svn r3028) s/255/OWNER_SPECTATOR/
tron
parents: 2493
diff changeset
  1133
	if (new_player != OWNER_SPECTATOR) {
1902
5d653da1abb7 (svn r2408) Introduce SetTileOwner() and use it
tron
parents: 1901
diff changeset
  1134
		SetTileOwner(tile, new_player);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1135
	}	else {
3069
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
  1136
		switch (GetRoadType(tile)) {
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
  1137
			case ROAD_NORMAL:
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1138
				SetTileOwner(tile, OWNER_NONE);
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1139
				break;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1140
3069
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
  1141
			case ROAD_CROSSING:
3099
374e275300e3 (svn r3689) Add functions to turn a tile into either a normal road tile, a level crossing or a road depot
tron
parents: 3098
diff changeset
  1142
				MakeRoadNormal(tile, _m[tile].m3, GetCrossingRoadBits(tile), _m[tile].m2);
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1143
				break;
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1144
3069
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
  1145
			default:
0e6aca11c3da (svn r3658) Add functions and symbolic names to retrieve road tile types and road pieces
tron
parents: 3068
diff changeset
  1146
			case ROAD_DEPOT:
3060
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1147
				DoCommandByTile(tile, 0, 0, DC_EXEC, CMD_LANDSCAPE_CLEAR);
187ddce152fe (svn r3649) Turn several if-cascades into switch()es
tron
parents: 3055
diff changeset
  1148
				break;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1149
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1150
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1151
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1152
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1059
diff changeset
  1153
void InitializeRoad(void)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1154
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1155
	_last_built_road_depot_tile = 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1156
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1157
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1158
const TileTypeProcs _tile_type_road_procs = {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1159
	DrawTile_Road,						/* draw_tile_proc */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1160
	GetSlopeZ_Road,						/* get_slope_z_proc */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1161
	ClearTile_Road,						/* clear_tile_proc */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1162
	GetAcceptedCargo_Road,		/* get_accepted_cargo_proc */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1163
	GetTileDesc_Road,					/* get_tile_desc_proc */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1164
	GetTileTrackStatus_Road,	/* get_tile_track_status_proc */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1165
	ClickTile_Road,						/* click_tile_proc */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1166
	AnimateTile_Road,					/* animate_tile_proc */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1167
	TileLoop_Road,						/* tile_loop_clear */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1168
	ChangeTileOwner_Road,			/* change_tile_owner_clear */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1169
	NULL,											/* get_produced_cargo_proc */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1170
	VehicleEnter_Road,				/* vehicle_enter_tile_proc */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1171
	VehicleLeave_Road,				/* vehicle_leave_tile_proc */
39
d177340ed556 (svn r40) Final slope graphics fix
dominik
parents: 22
diff changeset
  1172
	GetSlopeTileh_Road,				/* get_slope_tileh_proc */
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1173
};