tunnelbridge_cmd.c
author tron
Fri, 07 Jan 2005 17:02:43 +0000
changeset 926 bd4312619522
parent 900 feed1801fd35
child 959 b031d88c76f3
permissions -rw-r--r--
(svn r1414) Move TileIndex, TILE_MASK and GET_TILE_[XY] to map.h and turn the latter into inline functions names Tile[XY]
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#include "stdafx.h"
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#include "ttd.h"
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#include "table/strings.h"
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#include "map.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 "sound.h"
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extern void DrawCanalWater(uint tile);
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static const byte _bridge_available_year[MAX_BRIDGES] = {
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	0, 0, 10, 0, 10, 10, 10, 10, 10, 10, 75, 85, 90
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};
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static const byte _bridge_minlen[MAX_BRIDGES] = {
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	0, 0, 0, 2, 3, 3, 3, 3, 3, 0, 2, 2, 2
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};
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static const byte _bridge_maxlen[MAX_BRIDGES] = {
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	16, 2, 5, 10, 16, 16, 7, 8, 9, 2, 16, 32, 32,
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};
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const uint16 _bridge_type_price_mod[MAX_BRIDGES] = {
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	80, 112, 144, 168, 185, 192, 224, 232, 248, 240, 255, 380, 510,
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};
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const uint16 _bridge_speeds[MAX_BRIDGES] = {
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	0x20, 0x30, 0x40, 0x50, 0x60, 0x70, 0x0A0, 0x0D0, 0x0F0, 0x100, 0x140, 0x200, 0x260
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};
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const PalSpriteID _bridge_sprites[MAX_BRIDGES] = {
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	0x0A24, 0x31E8A26, 0x0A25, 0x3208A22,
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	0x0A22, 0x3218A22, 0x0A23, 0x31C8A23,
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	0x31E8A23, 0x0A27, 0x0A28, 0x3218A28,
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	0x3238A28,
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};
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const StringID _bridge_material[MAX_BRIDGES] = {
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	STR_5012_WOODEN,
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	STR_5013_CONCRETE,
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	STR_500F_GIRDER_STEEL,
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	STR_5011_SUSPENSION_CONCRETE,
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	STR_500E_SUSPENSION_STEEL,
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	STR_500E_SUSPENSION_STEEL,
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	STR_5010_CANTILEVER_STEEL,
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	STR_5010_CANTILEVER_STEEL,
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	STR_5010_CANTILEVER_STEEL,
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	STR_500F_GIRDER_STEEL,
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	STR_5014_TUBULAR_STEEL,
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	STR_5014_TUBULAR_STEEL,
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	STR_BRIDGE_TUBULAR_SILICON,
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};
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// calculate the price factor for building a long bridge.
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// basically the cost delta is 1,1, 1, 2,2, 3,3,3, 4,4,4,4, 5,5,5,5,5, 6,6,6,6,6,6,  7,7,7,7,7,7,7,  8,8,8,8,8,8,8,8,
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int CalcBridgeLenCostFactor(int x)
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{
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	int n,r;
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	if (x < 2) return x;
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	x -= 2;
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	for(n=0,r=2;;n++) {
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		if (x <= n) return r + x * n;
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		r += n * n;
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		x -= n;
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	}
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}
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enum {
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	// foundation, whole tile is leveled up (tileh's 7, 11, 13, 14) --> 3 corners raised
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	BRIDGE_FULL_LEVELED_FOUNDATION = 1 << 7 | 1 << 11 | 1 << 13 | 1 << 14,
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	// foundation, tile is partly leveled up (tileh's 1, 2, 4, 8) --> 1 corner raised
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	BRIDGE_PARTLY_LEVELED_FOUNDATION = 1 << 1 | 1 << 2 | 1 << 4 | 1 << 8,
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	// no foundations (X,Y direction) (tileh's 0, 3, 6, 9, 12)
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	BRIDGE_NO_FOUNDATION = 1 << 0 | 1 << 3 | 1 << 6 | 1 << 9 | 1 << 12,
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};
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/*	check if bridge can be built on slope
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 *	direction 0 = X-axis, direction 1 = Y-axis
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 *	is_start_tile = false		<-- end tile
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 *	is_start_tile = true		<-- start tile
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 */
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static uint32 CheckBridgeSlope(uint direction, uint tileh, bool is_start_tile)
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{
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	if (!(tileh & 0x10)) {	// disable building on very steep slopes
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		if (is_start_tile) {
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			/* check slope at start tile
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					- no extra cost
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					- direction X: tiles 0,12
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					- direction Y: tiles 0, 9
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			*/
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			if ((direction?0x201:0x1001) & (1 << tileh))
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				return 0;
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			// disallow certain start tiles to avoid certain crooked bridges
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			if (tileh == 2)
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				return CMD_ERROR;
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		}
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		else {
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			/*	check slope at end tile
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					- no extra cost
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					- direction X: tiles 0, 3
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					- direction Y: tiles 0, 6
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			*/
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			if ((direction?0x41:0x9) & (1 << tileh))
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				return 0;
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			// disallow certain end tiles to avoid certain crooked bridges
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			if (tileh == 8)
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				return CMD_ERROR;
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		}
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		/*	disallow common start/end tiles to avoid certain crooked bridges e.g.
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		 *	start-tile:	X 2,1 Y 2,4 (2 was disabled before)
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		 *	end-tile:		X 8,4 Y 8,1 (8 was disabled before)
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		 */
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		if ( (tileh == 1 && (is_start_tile != (bool)direction)) ||
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			   (tileh == 4 && (is_start_tile == (bool)direction))    )
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			return CMD_ERROR;
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		// slope foundations
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		if (BRIDGE_FULL_LEVELED_FOUNDATION & (1 << tileh) || BRIDGE_PARTLY_LEVELED_FOUNDATION & (1 << tileh))
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			return _price.terraform;
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	}
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	return CMD_ERROR;
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}
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uint32 GetBridgeLength(TileIndex begin, TileIndex end)
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{
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	int x1, y1, x2, y2;	// coordinates of starting and end tiles
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	x1 = TileX(begin);
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	y1 = TileY(begin);
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	x2 = TileX(end);
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	y2 = TileY(end);
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0
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	return abs((x2 + y2 - x1 - y1)) - 1;
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}
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bool CheckBridge_Stuff(byte bridge_type, int bridge_len)
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{
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	int max;	// max possible length of a bridge (with patch 100)
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	if (_bridge_available_year[bridge_type] > _cur_year)
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				return false;
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	max = _bridge_maxlen[bridge_type];
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	if (max >= 16 && _patches.longbridges)
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		max = 100;
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	if (bridge_len < _bridge_minlen[bridge_type] || bridge_len > max)
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		return false;
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	return true;
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}
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/* Build a Bridge
0
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 * x,y - end tile coord
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 * p1  - packed start tile coords (~ dx)
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 * p2&0xFF - bridge type (hi bh)
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 * p2>>8 - rail type. &0x80 means road bridge.
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 */
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int32 CmdBuildBridge(int x, int y, uint32 flags, uint32 p1, uint32 p2)
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{
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	int bridge_type;
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	byte rail_or_road, railtype, m5;
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	int sx,sy;
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	TileInfo ti_start, ti_end, ti; /* OPT: only 2 of those are ever used */
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	int bridge_len, odd_middle_part;
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	uint direction;
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	int i;
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	int32 cost, terraformcost, ret;
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	SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);
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0
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	/* unpack parameters */
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	bridge_type = p2 & 0xFF;
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	railtype = (byte)(p2 >> 8);
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0
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	// type of bridge
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	if (railtype & 0x80) {
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		railtype = 0;
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		rail_or_road = 2;
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	} else {
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		rail_or_road = 0;
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	}
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	sx = TileX(p1) * 16;
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	sy = TileY(p1) * 16;
0
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	direction = 0;
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	/* check if valid, and make sure that (x,y) are smaller than (sx,sy) */
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	if (x == sx) {
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		if (y == sy)
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			return_cmd_error(STR_5008_CANNOT_START_AND_END_ON);
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		direction = 1;
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		if (y > sy) {
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			intswap(y,sy);
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			intswap(x,sx);
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		}
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	} else if (y == sy) {
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		if (x > sx) {
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			intswap(y,sy);
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			intswap(x,sx);
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		}
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	} else
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		return_cmd_error(STR_500A_START_AND_END_MUST_BE_IN);
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	/* retrieve landscape height and ensure it's on land */
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	if (
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		((FindLandscapeHeight(&ti_end, sx, sy),
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			ti_end.type == MP_WATER) && ti_end.map5 == 0) ||
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		((FindLandscapeHeight(&ti_start, x, y),
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			ti_start.type == MP_WATER) && ti_start.map5 == 0))
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		return_cmd_error(STR_02A0_ENDS_OF_BRIDGE_MUST_BOTH);
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   222
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	if (BRIDGE_FULL_LEVELED_FOUNDATION & (1 << ti_start.tileh)) {
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		ti_start.z += 8;
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		ti_start.tileh = 0;
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	}
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	if (BRIDGE_FULL_LEVELED_FOUNDATION & (1 << ti_end.tileh)) {
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		ti_end.z += 8;
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		ti_end.tileh = 0;
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	}
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	if (ti_start.z != ti_end.z)
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		return_cmd_error(STR_5009_LEVEL_LAND_OR_WATER_REQUIRED);
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	_error_message = STR_500C;
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	/* try and clear the start landscape */
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	if ((ret=DoCommandByTile(ti_start.tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR)) == CMD_ERROR)
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		return CMD_ERROR;
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	cost = ret;
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	terraformcost = CheckBridgeSlope(direction, ti_start.tileh, true);	// true - bridge-start-tile, false - bridge-end-tile
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	// towns are not allowed to use bridges on slopes.
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	if (terraformcost == CMD_ERROR ||
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		 (terraformcost && ((!_patches.ainew_active && _is_ai_player) || _current_player == OWNER_TOWN || !_patches.build_on_slopes)))
0
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		return_cmd_error(STR_1000_LAND_SLOPED_IN_WRONG_DIRECTION);
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	cost += terraformcost;
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	/* try and clear the end landscape */
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	if ((ret=DoCommandByTile(ti_end.tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR)) == CMD_ERROR)
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		return CMD_ERROR;
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	cost += ret;
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0
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	terraformcost = CheckBridgeSlope(direction, ti_end.tileh, false);	// false - end tile slope check
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	// towns are not allowed to use bridges on slopes.
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	if (terraformcost == CMD_ERROR ||
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		 (terraformcost && ((!_patches.ainew_active && _is_ai_player) || _current_player == OWNER_TOWN || !_patches.build_on_slopes)))
0
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		return_cmd_error(STR_1000_LAND_SLOPED_IN_WRONG_DIRECTION);
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	cost += terraformcost;
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	/* do the drill? */
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	if (flags & DC_EXEC) {
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   268
		/* build the start tile */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   269
		ModifyTile(ti_start.tile,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   270
			MP_SETTYPE(MP_TUNNELBRIDGE) |
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   271
			MP_MAP2 | MP_MAP3LO | MP_MAPOWNER_CURRENT | MP_MAP5,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   272
			(bridge_type << 4), /* map2 */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   273
			railtype, /* map3_lo */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   274
			0x80 | direction | rail_or_road /* map5 */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   275
		);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   276
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   277
		/* build the end tile */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   278
		ModifyTile(ti_end.tile,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   279
			MP_SETTYPE(MP_TUNNELBRIDGE) |
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   280
			MP_MAP2 | MP_MAP3LO | MP_MAPOWNER_CURRENT | MP_MAP5,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   281
			(bridge_type << 4), /* map2 */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   282
			railtype, /* map3_lo */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   283
			0x80 | 0x20 | direction | rail_or_road /* map5 */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   284
		);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   285
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   286
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   287
	/* set various params */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   288
	bridge_len = ((sx + sy - x - y) >> 4) - 1;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   289
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   290
	//position of middle part of the odd bridge (larger than MAX(i) otherwise)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   291
	odd_middle_part=(bridge_len%2)?(bridge_len/2):bridge_len;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   292
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   293
	for(i = 0; i != bridge_len; i++) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   294
		if (direction != 0)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   295
			y+=16;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   296
		else
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   297
			x+=16;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   298
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   299
		FindLandscapeHeight(&ti, x, y);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   300
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   301
		_error_message = STR_5009_LEVEL_LAND_OR_WATER_REQUIRED;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   302
		if (ti.tileh != 0 && ti.z >= ti_start.z)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   303
			return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   304
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
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diff changeset
   305
		// Find ship below
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   306
		if ( ti.type == MP_WATER && !EnsureNoVehicle(ti.tile) )
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   307
		{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   308
			_error_message = STR_980E_SHIP_IN_THE_WAY;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   309
			return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   310
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   311
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   312
		if (ti.type == MP_WATER) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   313
			if (ti.map5 != 0) goto not_valid_below;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   314
			m5 = 0xC8;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   315
		} else if (ti.type == MP_RAILWAY) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   316
			if (direction == 0) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   317
				if (ti.map5 != 2) goto not_valid_below;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   318
			} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   319
				if (ti.map5 != 1) goto not_valid_below;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   320
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   321
			m5 = 0xE0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   322
		} else if (ti.type == MP_STREET) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   323
			if (direction == 0) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   324
				if (ti.map5 != 5) goto not_valid_below;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   325
			} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   326
				if (ti.map5 != 10) goto not_valid_below;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   327
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   328
			m5 = 0xE8;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   329
		} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   330
not_valid_below:;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   331
			/* try and clear the middle landscape */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   332
			if ((ret=DoCommandByTile(ti.tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR)) == CMD_ERROR)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   333
				return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   334
			cost += ret;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   335
			m5 = 0xC0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   336
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   337
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   338
		/* do middle part of bridge */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   339
		if (flags & DC_EXEC) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   340
			_map5[ti.tile] = (byte)(m5 | direction | rail_or_road);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   341
			_map_type_and_height[ti.tile] &= ~0xF0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   342
			_map_type_and_height[ti.tile] |= MP_TUNNELBRIDGE << 4;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   343
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   344
			//bridges pieces sequence (middle parts)
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
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diff changeset
   345
			// bridge len 1: 0
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   346
			// bridge len 2: 0 1
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   347
			// bridge len 3: 0 4 1
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   348
			// bridge len 4: 0 2 3 1
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   349
			// bridge len 5: 0 2 5 3 1
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   350
			// bridge len 6: 0 2 3 2 3 1
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   351
			// bridge len 7: 0 2 3 4 2 3 1
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
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diff changeset
   352
			// #0 - alwats as first, #1 - always as last (if len>1)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   353
			// #2,#3 are to pair in order
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   354
			// for odd bridges: #5 is going in the bridge middle if on even position, #4 on odd (counting from 0)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   355
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   356
			if(i==0)                    //first tile
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
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parents: 159
diff changeset
   357
				m5 = 0;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   358
			else if (i==bridge_len-1)   //last tile
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   359
				m5 = 1;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   360
			else if(i==odd_middle_part) //we are on the middle of odd bridge: #5 on even pos, #4 on odd
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   361
				m5 = 5 - (i%2);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   362
			else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   363
					// generate #2 and #3 in turns [i%2==0], after the middle of odd bridge
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   364
					// this sequence swaps [... XOR (i>odd_middle_part)],
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   365
					// for even bridges XOR does not apply as odd_middle_part==bridge_len
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   366
					m5 = 2 + ((i%2==0)^(i>odd_middle_part));
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   367
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   368
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   369
			_map2[ti.tile] = (bridge_type << 4) | m5;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   370
			_map3_lo[ti.tile] &= 0xF;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   371
			_map3_lo[ti.tile] |= (byte)(railtype << 4);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   372
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   373
			MarkTileDirtyByTile(ti.tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   374
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   375
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   376
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   377
	SetSignalsOnBothDir(ti_start.tile, (direction&1) ? 1 : 0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   378
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   379
	/*	for human player that builds the bridge he gets a selection to choose from bridges (DC_QUERY_COST)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   380
			It's unnecessary to execute this command every time for every bridge. So it is done only
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   381
			and cost is computed in "bridge_gui.c". For AI, Towns this has to be of course calculated
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   382
	*/
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   383
	if (!(flags & DC_QUERY_COST)) {
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   384
		bridge_len += 2;	// begin and end tiles/ramps
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   385
84
1e0721c29bad (svn r85) -Add: initial commit of new AI (enable in Patch menu)
truelight
parents: 39
diff changeset
   386
		if (_current_player < MAX_PLAYERS && !(_is_ai_player && !_patches.ainew_active))
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   387
			bridge_len = CalcBridgeLenCostFactor(bridge_len);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   388
203
d16d6e91bff8 (svn r204) -Fix: deleted unneeded casts (tnx Tron)
truelight
parents: 200
diff changeset
   389
		cost += ((int64)bridge_len * _price.build_bridge * _bridge_type_price_mod[bridge_type]) >> 8;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   390
	}
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
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parents:
diff changeset
   392
	return cost;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   393
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   394
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   395
static bool DoCheckTunnelInWay(uint tile, uint z, uint dir)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   396
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   397
	TileInfo ti;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   398
	int delta;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   399
900
feed1801fd35 (svn r1386) Move TileIndexDiff to map.h
tron
parents: 856
diff changeset
   400
	delta = TileOffsByDir(dir);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   401
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   402
	do {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   403
		tile -= delta;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   404
		FindLandscapeHeightByTile(&ti, tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   405
	} while (z < ti.z);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   406
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   407
	if (z == ti.z && ti.type == MP_TUNNELBRIDGE && (ti.map5&0xF0) == 0 && (ti.map5&3) == dir) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   408
		_error_message = STR_5003_ANOTHER_TUNNEL_IN_THE_WAY;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   409
		return false;
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
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   412
	return true;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   413
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   414
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   415
bool CheckTunnelInWay(uint tile, int z)
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
	return DoCheckTunnelInWay(tile,z,0) &&
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   418
		DoCheckTunnelInWay(tile,z,1) &&
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   419
		DoCheckTunnelInWay(tile,z,2) &&
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   420
		DoCheckTunnelInWay(tile,z,3);
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
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   423
static byte _build_tunnel_bh;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   424
static byte _build_tunnel_railtype;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   425
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   426
static int32 DoBuildTunnel(int x, int y, int x2, int y2, uint32 flags, uint exc_tile)
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
	uint end_tile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   429
	int direction;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   430
	int32 cost, ret;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   431
	TileInfo ti;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   432
	uint z;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   433
856
07dc27d0503e (svn r1337) Use MapMax[XY]() (or MapSize[XY]() if appropriate) instead of TILE_MAX_[XY]
tron
parents: 679
diff changeset
   434
	if ((uint)x > MapMaxX() * 16 - 1 || (uint)y > MapMaxY() * 16 - 1)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   435
		return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   436
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   437
	/* check if valid, and make sure that (x,y) is smaller than (x2,y2) */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   438
	direction = 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   439
	if (x == x2) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   440
		if (y == y2)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   441
			return_cmd_error(STR_5008_CANNOT_START_AND_END_ON);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   442
		direction++;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   443
		if (y > y2) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   444
			intswap(y,y2);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   445
			intswap(x,x2);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   446
			exc_tile|=2;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   447
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   448
	} else if (y == y2) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   449
		if (x > x2) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   450
			intswap(y,y2);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   451
			intswap(x,x2);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   452
			exc_tile|=2;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   453
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   454
	} else
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   455
		return_cmd_error(STR_500A_START_AND_END_MUST_BE_IN);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   456
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   457
	cost = 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   458
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   459
	FindLandscapeHeight(&ti, x2, y2);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   460
	end_tile = ti.tile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   461
	z = ti.z;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   462
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   463
	if (exc_tile != 3) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   464
		if ( (direction ? 9U : 12U) != ti.tileh)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   465
			return_cmd_error(STR_1000_LAND_SLOPED_IN_WRONG_DIRECTION);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   466
		ret = DoCommandByTile(ti.tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   467
		if (ret == CMD_ERROR)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   468
			return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   469
		cost += ret;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   470
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   471
	cost += _price.build_tunnel;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   472
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   473
	for(;;) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   474
		if (direction) y2-=16; else x2-=16;
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
		if (x2 == x && y2 == y)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   477
			break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   478
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   479
		FindLandscapeHeight(&ti, x2, y2);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   480
		if (ti.z <= z)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   481
			return_cmd_error(STR_5002);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   482
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   483
		if (!_cheats.crossing_tunnels.value && !CheckTunnelInWay(ti.tile, z))
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   484
			return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   485
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   486
		cost += _price.build_tunnel;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   487
		cost += (cost >> 3);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   488
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   489
		if (cost >= 400000000)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   490
			cost = 400000000;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   491
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   492
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   493
	FindLandscapeHeight(&ti, x2, y2);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   494
	if (ti.z != z)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   495
		return_cmd_error(STR_5004);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   496
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   497
	if (exc_tile != 1) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   498
		if ( (direction ? 6U : 3U) != ti.tileh)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   499
			return_cmd_error(STR_1000_LAND_SLOPED_IN_WRONG_DIRECTION);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   500
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   501
		ret = DoCommandByTile(ti.tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   502
		if (ret == CMD_ERROR)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   503
			return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   504
		cost += ret;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   505
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   506
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   507
	if (flags & DC_EXEC) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   508
		ModifyTile(ti.tile,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   509
			MP_SETTYPE(MP_TUNNELBRIDGE) |
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   510
			MP_MAP3LO | MP_MAPOWNER_CURRENT | MP_MAP5,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   511
			_build_tunnel_railtype, /* map3lo */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   512
			((_build_tunnel_bh << 1) | 2) - direction /* map5 */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   513
		);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   514
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   515
		ModifyTile(end_tile,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   516
			MP_SETTYPE(MP_TUNNELBRIDGE) |
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   517
			MP_MAP3LO | MP_MAPOWNER_CURRENT | MP_MAP5,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   518
			_build_tunnel_railtype, /* map3lo */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   519
			(_build_tunnel_bh << 1) | (direction ? 3:0)/* map5 */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   520
		);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   521
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   522
		UpdateSignalsOnSegment(end_tile, direction?7:1);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   523
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   524
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   525
	return cost + _price.build_tunnel;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   526
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   527
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   528
/* Build Tunnel
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   529
 * x,y - start tile coord
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   530
 * p1 - railtype
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   531
 * p2 - ptr to uint that recieves end tile
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   532
 */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   533
int32 CmdBuildTunnel(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
   534
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   535
	TileInfo ti, tiorg;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   536
	int direction;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   537
	uint z;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   538
	static const int8 _build_tunnel_coord_mod[4+1] = { -16, 0, 16, 0, -16 };
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   539
	static const byte _build_tunnel_tileh[4] = {3, 9, 12, 6};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   540
	uint excavated_tile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   541
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   542
	SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   543
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   544
	_build_tunnel_railtype = (byte)(p1 & 0xFF);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   545
	_build_tunnel_bh = (byte)(p1 >> 8);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   546
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   547
	_build_tunnel_endtile = 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   548
	excavated_tile = 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   549
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   550
	FindLandscapeHeight(&tiorg, x, y);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   551
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   552
	if (!EnsureNoVehicle(tiorg.tile))
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   553
		return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   554
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   555
	if (!(direction=0, tiorg.tileh==12) &&
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   556
			!(direction++, tiorg.tileh==6) &&
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   557
			!(direction++, tiorg.tileh==3) &&
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   558
			!(direction++, tiorg.tileh==9) )
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   559
		return_cmd_error(STR_500B_SITE_UNSUITABLE_FOR_TUNNEL);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   560
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   561
	z = tiorg.z;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   562
	do {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   563
		x += _build_tunnel_coord_mod[direction];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   564
		y += _build_tunnel_coord_mod[direction+1];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   565
		FindLandscapeHeight(&ti, x, y);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   566
	} while (z != ti.z);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   567
	_build_tunnel_endtile = ti.tile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   568
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
	if (!EnsureNoVehicle(ti.tile))
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   571
		return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   572
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   573
	if (ti.tileh != _build_tunnel_tileh[direction]) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   574
		if (DoCommandByTile(ti.tile, ti.tileh & ~_build_tunnel_tileh[direction], 0, flags, CMD_TERRAFORM_LAND) == CMD_ERROR)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   575
			return_cmd_error(STR_5005_UNABLE_TO_EXCAVATE_LAND);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   576
		excavated_tile = 1;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   577
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   578
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   579
	if (flags & DC_EXEC && DoBuildTunnel(x,y,tiorg.x,tiorg.y,flags&~DC_EXEC,excavated_tile) == CMD_ERROR)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   580
		return CMD_ERROR;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   581
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   582
	return DoBuildTunnel(x,y,tiorg.x, tiorg.y,flags,excavated_tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   583
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   584
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   585
static const byte _updsignals_tunnel_dir[4] = { 5, 7, 1, 3};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   586
98
91d63b83cece (svn r99) Fix: [992726] No tunnel crash (Celestar)
dominik
parents: 84
diff changeset
   587
uint CheckTunnelBusy(uint tile, int *length)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   588
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   589
	int z = GetTileZ(tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   590
	byte m5 = _map5[tile];
900
feed1801fd35 (svn r1386) Move TileIndexDiff to map.h
tron
parents: 856
diff changeset
   591
	int delta = TileOffsByDir(m5 & 3);
feed1801fd35 (svn r1386) Move TileIndexDiff to map.h
tron
parents: 856
diff changeset
   592
	int len = 0;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   593
	uint starttile = tile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   594
	Vehicle *v;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   595
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   596
	do { tile += delta; len++; } while (!IS_TILETYPE(tile, MP_TUNNELBRIDGE) || _map5[tile]&0xF0 || (byte)(_map5[tile] ^ 2) != m5 || GetTileZ(tile) != z);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   597
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   598
	if ((v=FindVehicleBetween(starttile, tile, z)) != NULL) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   599
		_error_message = v->type == VEH_Train ? STR_5000_TRAIN_IN_TUNNEL : STR_5001_ROAD_VEHICLE_IN_TUNNEL;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   600
		return (uint)-1;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   601
	}
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   602
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   603
	if (length) *length = len;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   604
	return tile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   605
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   606
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   607
static int32 DoClearTunnel(uint tile, uint32 flags)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   608
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   609
	Town *t;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   610
	uint endtile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   611
	int length;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   612
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   613
	SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   614
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   615
	// in scenario editor you can always destroy tunnels
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   616
	if (_game_mode != GM_EDITOR && !CheckTileOwnership(tile)) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   617
		if (!(_patches.extra_dynamite || _cheats.magic_bulldozer.value) || _map_owner[tile] != OWNER_TOWN)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   618
			return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   619
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   620
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   621
	endtile = CheckTunnelBusy(tile, &length);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   622
	if (endtile == (uint)-1) return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   623
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   624
	_build_tunnel_endtile = endtile;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   625
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   626
	t = ClosestTownFromTile(tile, (uint)-1); //needed for town rating penalty
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   627
	// check if you're allowed to remove the tunnel owned by a town
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   628
	// removal allowal depends on difficulty settings
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   629
	if(_map_owner[tile] == OWNER_TOWN && _game_mode != GM_EDITOR ) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   630
		if (!CheckforTownRating(tile, flags, t, TUNNELBRIDGE_REMOVE)) {
534
17ab2f22ff74 (svn r901) Small step in the process to clean up the DPARAM mess:
tron
parents: 511
diff changeset
   631
			SetDParam(0, t->index);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   632
			return_cmd_error(STR_2009_LOCAL_AUTHORITY_REFUSES);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   633
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   634
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   635
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   636
	if (flags & DC_EXEC) {
38
d20549a6ea13 (svn r39) -Fix [1008605] Signals not updated after ClearTunnel Bug [985920] (TrueLight)
darkvater
parents: 22
diff changeset
   637
		// We first need to request the direction before calling DoClearSquare
d20549a6ea13 (svn r39) -Fix [1008605] Signals not updated after ClearTunnel Bug [985920] (TrueLight)
darkvater
parents: 22
diff changeset
   638
		//  else the direction is always 0.. dah!! ;)
d20549a6ea13 (svn r39) -Fix [1008605] Signals not updated after ClearTunnel Bug [985920] (TrueLight)
darkvater
parents: 22
diff changeset
   639
		byte tile_dir = _map5[tile]&3;
d20549a6ea13 (svn r39) -Fix [1008605] Signals not updated after ClearTunnel Bug [985920] (TrueLight)
darkvater
parents: 22
diff changeset
   640
		byte endtile_dir = _map5[endtile]&3;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   641
		DoClearSquare(tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   642
		DoClearSquare(endtile);
38
d20549a6ea13 (svn r39) -Fix [1008605] Signals not updated after ClearTunnel Bug [985920] (TrueLight)
darkvater
parents: 22
diff changeset
   643
		UpdateSignalsOnSegment(tile, _updsignals_tunnel_dir[tile_dir]);
d20549a6ea13 (svn r39) -Fix [1008605] Signals not updated after ClearTunnel Bug [985920] (TrueLight)
darkvater
parents: 22
diff changeset
   644
		UpdateSignalsOnSegment(endtile, _updsignals_tunnel_dir[endtile_dir]);
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   645
		if (_map_owner[tile] == OWNER_TOWN && _game_mode != GM_EDITOR)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   646
			ChangeTownRating(t, -250, 0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   647
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   648
	return  _price.clear_tunnel * (length + 1);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   649
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   650
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   651
static uint FindEdgesOfBridge(uint tile, uint *endtile)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   652
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   653
	int direction = _map5[tile] & 1;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   654
	uint start;
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
	// find start of bridge
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   657
	for(;;) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   658
		if (IS_TILETYPE(tile, MP_TUNNELBRIDGE) && (_map5[tile] & 0xE0) == 0x80)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   659
			break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   660
		tile += direction ? TILE_XY(0,-1) : TILE_XY(-1,0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   661
	}
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
	start = tile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   664
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   665
	// find end of bridge
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   666
	for(;;) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   667
		if (IS_TILETYPE(tile, MP_TUNNELBRIDGE) && (_map5[tile] & 0xE0) == 0xA0)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   668
			break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   669
		tile += direction ? TILE_XY(0,1) : TILE_XY(1,0);
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
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   672
	*endtile = tile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   673
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   674
	return start;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   675
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   676
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   677
static int32 DoClearBridge(uint tile, uint32 flags)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   678
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   679
	uint endtile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   680
	Vehicle *v;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   681
	Town *t;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   682
	int direction;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   683
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   684
	SET_EXPENSES_TYPE(EXPENSES_CONSTRUCTION);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   685
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   686
	direction = _map5[tile]&1;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   687
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   688
	/* delete stuff under the middle part if there's a transport route there..? */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   689
	if ((_map5[tile] & 0xE0) == 0xE0) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   690
		int32 cost;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   691
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   692
		// check if we own the tile below the bridge..
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   693
		if (_current_player != OWNER_WATER && (!CheckTileOwnership(tile) || !EnsureNoVehicleZ(tile, GET_TILEHEIGHT(tile)) ))
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   694
			return CMD_ERROR;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   695
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   696
		cost = (_map5[tile] & 8) ? _price.remove_road * 2 : _price.remove_rail;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   697
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   698
		if (flags & DC_EXEC) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   699
			_map5[tile] = _map5[tile] & ~0x38;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   700
			_map_owner[tile] = OWNER_NONE;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   701
			MarkTileDirtyByTile(tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   702
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   703
		return cost;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   704
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   705
	/* delete canal under bridge */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   706
	} else if(_map5[tile]==0xC8 && GET_TILEHEIGHT(tile)!=0) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   707
		int32 cost;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   708
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   709
		// check for vehicles under bridge
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   710
		if ( !EnsureNoVehicleZ(tile, GET_TILEHEIGHT(tile)) )
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   711
			return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   712
		cost = _price.clear_water;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   713
		if (flags & DC_EXEC) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   714
			_map5[tile] = _map5[tile] & ~0x38;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   715
			_map_owner[tile] = OWNER_NONE;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   716
			MarkTileDirtyByTile(tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   717
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   718
		return cost;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   719
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   720
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   721
	tile = FindEdgesOfBridge(tile, &endtile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   722
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   723
	// floods, scenario editor can always destroy bridges
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   724
	if (_current_player != OWNER_WATER && _game_mode != GM_EDITOR && !CheckTileOwnership(tile)) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   725
		if (!(_patches.extra_dynamite || _cheats.magic_bulldozer.value) || _map_owner[tile] != OWNER_TOWN)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   726
			return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   727
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   728
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   729
	if (!EnsureNoVehicle(tile) || !EnsureNoVehicle(endtile))
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   730
		return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   731
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   732
	/*	Make sure there's no vehicle on the bridge
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   733
			Omit tile and endtile, since these are already checked, thus solving the problem
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   734
			of bridges over water, or higher bridges, where z is not increased, eg level bridge
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   735
	*/
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   736
	tile		+= direction ? TILE_XY(0, 1) : TILE_XY( 1,0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   737
	endtile	-= direction ? TILE_XY(0, 1) : TILE_XY( 1,0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   738
	if ((v=FindVehicleBetween(tile, endtile, GET_TILEHEIGHT(tile) + 8)) != NULL) {
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   739
		VehicleInTheWayErrMsg(v);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   740
		return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   741
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   742
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   743
	/* Put the tiles back to start/end position */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   744
	tile		-= direction ? TILE_XY(0, 1) : TILE_XY( 1,0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   745
	endtile	+= direction ? TILE_XY(0, 1) : TILE_XY( 1,0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   746
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   747
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   748
	t = ClosestTownFromTile(tile, (uint)-1); //needed for town rating penalty
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   749
	// check if you're allowed to remove the bridge owned by a town.
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   750
	// removal allowal depends on difficulty settings
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   751
	if(_map_owner[tile] == OWNER_TOWN && _game_mode != GM_EDITOR) {
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   752
		if (!CheckforTownRating(tile, flags, t, TUNNELBRIDGE_REMOVE))
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   753
			return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   754
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   755
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   756
	if (flags & DC_EXEC) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   757
		byte m5;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   758
		uint c = tile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   759
		uint16 new_data;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   760
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   761
		//checks if the owner is town then decrease town rating by 250 until
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   762
		// you have a "Poor" (0) town rating
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   763
		if (_map_owner[tile] == OWNER_TOWN && _game_mode != GM_EDITOR)
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   764
			ChangeTownRating(t, -250, 0);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   765
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   766
		do {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   767
			m5 = _map5[c];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   768
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   769
			if (m5 & 0x40) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   770
				if (m5 & 0x20) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   771
					static const uint16 _new_data_table[] = {0x1002, 0x1001, 0x2005, 0x200A, 0, 0, 0, 0};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   772
					new_data = _new_data_table[((m5 & 0x18) >> 2) | (m5&1)];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   773
				}	else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   774
					if (!(m5 & 0x18)) goto clear_it;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   775
					new_data = 0x6000;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   776
				}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   777
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   778
				_map_type_and_height[c] &= 0x0F;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   779
				_map_type_and_height[c] |= new_data >> 8;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   780
				_map5[c] = (byte)new_data;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   781
				_map2[c] = 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   782
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   783
				MarkTileDirtyByTile(c);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   784
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   785
			} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   786
clear_it:;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   787
				DoClearSquare(c);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   788
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   789
			c += direction ? TILE_XY(0,1) : TILE_XY(1,0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   790
		} while (c <= endtile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   791
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   792
		SetSignalsOnBothDir(tile, direction);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   793
		SetSignalsOnBothDir(endtile, direction);
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   794
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   795
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   796
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   797
	return ((((endtile - tile) >> (direction?8:0))&0xFF)+1) * _price.clear_bridge;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   798
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   799
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   800
static int32 ClearTile_TunnelBridge(uint tile, byte flags) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   801
	int32 ret;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   802
	byte m5 = _map5[tile];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   803
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   804
	if ((m5 & 0xF0) == 0) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   805
		if (flags & DC_AUTO)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   806
			return_cmd_error(STR_5006_MUST_DEMOLISH_TUNNEL_FIRST);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   807
		return DoClearTunnel(tile, flags);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   808
	} else if (m5 & 0x80) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   809
		if (flags & DC_AUTO)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   810
			return_cmd_error(STR_5007_MUST_DEMOLISH_BRIDGE_FIRST);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   811
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   812
		ret = DoClearBridge(tile, flags);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   813
		if (ret == CMD_ERROR)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   814
			return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   815
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   816
		return ret;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   817
	} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   818
		return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   819
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   820
}
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
int32 DoConvertTunnelBridgeRail(uint tile, uint totype, bool exec)
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
	uint endtile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   825
	int length;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   826
	Vehicle *v;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   827
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   828
	if ((_map5[tile] & 0xFC) == 0x00) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   829
		// railway tunnel
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   830
		if (!CheckTileOwnership(tile)) return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   831
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   832
		if ( (uint)(_map3_lo[tile] & 0xF) == totype) return CMD_ERROR;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   833
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   834
		endtile = CheckTunnelBusy(tile, &length);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   835
		if (endtile == (uint)-1) return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   836
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   837
		if (exec) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   838
			_map3_lo[tile] = (_map3_lo[tile] & 0xF0) + totype;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   839
			_map3_lo[endtile] = (_map3_lo[endtile] & 0xF0) + totype;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   840
			MarkTileDirtyByTile(tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   841
			MarkTileDirtyByTile(endtile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   842
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   843
		return (length + 1) * (_price.build_rail >> 1);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   844
	} else if ((_map5[tile] & 0xF8) == 0xE0) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   845
		// bridge middle part with rail below
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   846
		// only check for train under bridge
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   847
		if (!CheckTileOwnership(tile) || !EnsureNoVehicleZ(tile, GET_TILEHEIGHT(tile)))
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   848
			return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   849
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   850
		// tile is already of requested type?
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   851
		if ( (uint)(_map3_lo[tile] & 0xF) == totype) return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   852
		// change type.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   853
		if (exec) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   854
			_map3_lo[tile] = (_map3_lo[tile] & 0xF0) + totype;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   855
			MarkTileDirtyByTile(tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   856
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   857
		return _price.build_rail >> 1;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   858
	} else if ((_map5[tile]&0xC6) == 0x80) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   859
		uint starttile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   860
		int32 cost;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   861
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   862
		if (!CheckTileOwnership(tile)) return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   863
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   864
		// railway bridge
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   865
		starttile = tile = FindEdgesOfBridge(tile, &endtile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   866
		// Make sure there's no vehicle on the bridge
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   867
		if ((v=FindVehicleBetween(tile, endtile, 0xff)) != NULL) {
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   868
			VehicleInTheWayErrMsg(v);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   869
			return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   870
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   871
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   872
		if ( (uint)(_map3_lo[tile] & 0xF) == totype) return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   873
		cost = 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   874
		do {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   875
			if (exec) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   876
				if (tile == starttile || tile == endtile) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   877
					_map3_lo[tile] = (_map3_lo[tile] & 0xF0) + totype;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   878
				} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   879
					_map3_lo[tile] = (_map3_lo[tile] & 0x0F) + (totype << 4);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   880
				}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   881
				MarkTileDirtyByTile(tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   882
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   883
			cost += (_price.build_rail>>1);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   884
			tile += _map5[tile]&1 ? TILE_XY(0,1) : TILE_XY(1,0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   885
		} while (tile <= endtile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   886
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   887
		return cost;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   888
	} else
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   889
		return CMD_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   890
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   891
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   892
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   893
// fast routine for getting the height of a middle bridge tile. 'tile' MUST be a middle bridge tile.
84
1e0721c29bad (svn r85) -Add: initial commit of new AI (enable in Patch menu)
truelight
parents: 39
diff changeset
   894
uint GetBridgeHeight(const TileInfo *ti)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   895
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   896
	uint delta;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   897
	TileInfo ti_end;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   898
	uint tile = ti->tile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   899
	uint z_correction = 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   900
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   901
	// find the end tile of the bridge.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   902
	delta = (_map5[tile] & 1) ? TILE_XY(0,1) : TILE_XY(1,0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   903
	do {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   904
		assert((_map5[tile] & 0xC0) == 0xC0);	// bridge and middle part
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   905
		tile += delta;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   906
	} while (_map5[tile] & 0x40);	// while bridge middle parts
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   907
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   908
	// if the end of the bridge is on a tileh 7, the z coordinate is 1 tile too low
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   909
	// correct it.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   910
	FindLandscapeHeightByTile(&ti_end, tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   911
	if (HASBIT(1 << 7, ti_end.tileh))
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   912
		z_correction += 8;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   913
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   914
	// return the height there (the height of the NORTH CORNER)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   915
	return GET_TILEHEIGHT(tile) + z_correction;
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
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   918
static const byte _bridge_foundations[2][16] = {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   919
// 0 1  2  3  4 5 6 7  8 9 10 11 12 13 14 15
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   920
	{1,16,18,3,20,5,0,7,22,0,10,11,12,13,14},
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   921
	{1,15,17,0,19,5,6,7,21,9,10,11, 0,13,14},
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
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   924
extern const byte _track_sloped_sprites[14];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   925
extern const byte _road_sloped_sprites[14];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   926
511
b86b13d2288b (svn r826) Seperate all bridge related tables from tunnel_land.h into their own file
tron
parents: 507
diff changeset
   927
#include "table/bridge_land.h"
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   928
#include "table/tunnel_land.h"
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
static void DrawBridgePillars(TileInfo *ti, int x, int y, int z)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   931
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   932
	const uint32 *b;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   933
	uint32 image;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   934
	int piece;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   935
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   936
	b = _bridge_poles_table[_map2[ti->tile]>>4];
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
	// Draw first piece
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   939
	// (necessary for cantilever bridges)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   940
	image = b[12 + (ti->map5&0x01)];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   941
	piece = _map2[ti->tile]&0xF;
333
6dee54ed9701 (svn r500) -Fix: Some bridge part isn't displayed transparent in transparent mode
tron
parents: 241
diff changeset
   942
	if (image != 0 && piece != 0) {
497
2d6d31173813 (svn r787) Invert the sense of the DO_TRANS_BUILDINGS flag to be consistent with its own name and all other DO_* flags.
tron
parents: 473
diff changeset
   943
		if (_display_opt & DO_TRANS_BUILDINGS) image = (image & 0x3FFF) | 0x03224000;
333
6dee54ed9701 (svn r500) -Fix: Some bridge part isn't displayed transparent in transparent mode
tron
parents: 241
diff changeset
   944
		DrawGroundSpriteAt(image, x, y, z);
6dee54ed9701 (svn r500) -Fix: Some bridge part isn't displayed transparent in transparent mode
tron
parents: 241
diff changeset
   945
	}
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   946
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   947
	image = b[(ti->map5&0x01)*6 + piece];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   948
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   949
	if (image != 0) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   950
		int back_height, front_height, i=z;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   951
		const byte *p;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   952
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   953
		static const byte _tileh_bits[4][8] = {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   954
			{2,1,8,4,  16,11,0,9},
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   955
			{1,8,4,2,  11,16,9,0},
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   956
			{4,8,1,2,  16,11,0,9},
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   957
			{2,4,8,1,  11,16,9,0},
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   958
		};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   959
497
2d6d31173813 (svn r787) Invert the sense of the DO_TRANS_BUILDINGS flag to be consistent with its own name and all other DO_* flags.
tron
parents: 473
diff changeset
   960
		if (_display_opt & DO_TRANS_BUILDINGS) image = (image & 0x3FFF) | 0x03224000;
333
6dee54ed9701 (svn r500) -Fix: Some bridge part isn't displayed transparent in transparent mode
tron
parents: 241
diff changeset
   961
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   962
		p = _tileh_bits[(image & 1) * 2 + (ti->map5&0x01)];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   963
		front_height = ti->z + ((ti->tileh & p[0])?8:0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   964
		back_height = ti->z + ((ti->tileh & p[1])?8:0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   965
		if (ti->tileh & 0x10) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   966
			if (!(ti->tileh & p[2])) front_height += 8;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   967
			if (!(ti->tileh & p[3])) back_height += 8;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   968
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   969
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   970
		for(; z>=front_height || z>=back_height; z=z-8) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   971
			if (z>=front_height) AddSortableSpriteToDraw(image, x,y, p[4], p[5], 0x28, z); // front facing pillar
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   972
			if (z>=back_height && z<i-8) AddSortableSpriteToDraw(image, x - p[6], y - p[7], p[4], p[5], 0x28, z); // back facing pillar
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   973
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   974
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   975
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   976
84
1e0721c29bad (svn r85) -Add: initial commit of new AI (enable in Patch menu)
truelight
parents: 39
diff changeset
   977
uint GetBridgeFoundation(uint tileh, byte direction) {
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   978
	int i;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   979
	// normal level sloped building (7, 11, 13, 14)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   980
	if (BRIDGE_FULL_LEVELED_FOUNDATION & (1 << tileh))
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   981
		return tileh;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   982
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   983
	// inclined sloped building
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   984
	if (	((i=0, tileh == 1) || (i+=2, tileh == 2) || (i+=2, tileh == 4) || (i+=2, tileh == 8)) &&
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   985
				( direction == 0 || (i++, direction == 1)) )
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   986
		return i + 15;
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
	return 0;
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
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   991
static void DrawTile_TunnelBridge(TileInfo *ti)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   992
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   993
	uint32 image;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   994
	uint tmp;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   995
	const uint32 *b;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   996
	bool ice = _map3_hi[ti->tile] & 0x80;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   997
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
   998
	// draw tunnel?
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   999
	if ( (byte)(ti->map5&0xF0) == 0) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1000
		/* railway type */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1001
		image = (_map3_lo[ti->tile] & 0xF) * 8;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1002
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1003
		/* ice? */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1004
		if (ice)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1005
			image += 32;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1006
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1007
		image += _draw_tunnel_table_1[(ti->map5 >> 2) & 0x3];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1008
		image += (ti->map5 & 3) << 1;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1009
		DrawGroundSprite(image);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1010
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1011
		AddSortableSpriteToDraw(image+1, ti->x + 15, ti->y + 15, 1, 1, 8, (byte)ti->z);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1012
	// draw bridge?
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1013
	} else if ((byte)ti->map5 & 0x80) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1014
		// get type of track on the bridge.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1015
		tmp = _map3_lo[ti->tile];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1016
		if (ti->map5 & 0x40) tmp >>= 4;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1017
		tmp &= 0xF;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1018
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1019
		// 0 = rail bridge
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1020
		// 1 = road bridge
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1021
		// 2 = monorail bridge
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1022
		// 3 = maglev bridge
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1023
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1024
		// add direction and fix stuff.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1025
		if (tmp != 0) tmp++;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1026
		tmp = (ti->map5&3) + (tmp*2);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1027
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1028
		if (!(ti->map5 & 0x40)) {	// bridge ramps
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
  1029
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1030
			if (!(BRIDGE_NO_FOUNDATION & (1 << ti->tileh))) {	// no foundations for 0, 3, 6, 9, 12
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1031
				int f = GetBridgeFoundation(ti->tileh, ti->map5 & 0x1);	// pass direction
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1032
				if (f) DrawFoundation(ti, f);
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
  1033
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1034
				// default sloped sprites..
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1035
				if (ti->tileh != 0) image = _track_sloped_sprites[ti->tileh - 1] + 0x3F3;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1036
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1037
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1038
			// bridge ending.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1039
			b = _bridge_sprite_table[_map2[ti->tile]>>4][6];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1040
			b += (tmp&(3<<1))*4; /* actually ((tmp>>2)&3)*8 */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1041
			b += (tmp&1); // direction
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1042
			if (ti->tileh == 0) b += 4; // sloped "entrance" ?
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1043
			if (ti->map5 & 0x20) b += 2; // which side
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
  1044
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
  1045
			image = *b;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1046
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1047
			if (!ice) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1048
				DrawClearLandTile(ti, 3);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1049
			} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1050
				DrawGroundSprite(0x11C6 + _tileh_to_sprite[ti->tileh]);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1051
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1052
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1053
			// draw ramp
497
2d6d31173813 (svn r787) Invert the sense of the DO_TRANS_BUILDINGS flag to be consistent with its own name and all other DO_* flags.
tron
parents: 473
diff changeset
  1054
			if (_display_opt & DO_TRANS_BUILDINGS) image = (image & 0x3FFF) | 0x03224000;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1055
			AddSortableSpriteToDraw(image, ti->x, ti->y, 16, 16, 7, ti->z);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1056
		} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1057
			// bridge middle part.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1058
			uint z;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1059
			int x,y;
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
			image = (ti->map5 >> 3) & 3;	// type of stuff under bridge (only defined for 0,1)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1062
			assert(image <= 1);
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
			if (!(ti->map5 & 0x20)) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1065
				// draw land under bridge
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1066
				if (ice) image += 2;					// ice too?
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1067
				DrawGroundSprite(_bridge_land_below[image] + _tileh_to_sprite[ti->tileh]);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1068
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1069
				// draw canal water?
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1070
				if (ti->map5 & 8 && ti->z != 0) DrawCanalWater(ti->tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1071
			} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1072
				// draw transport route under bridge
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
  1073
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1074
				// draw foundation?
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1075
				if (ti->tileh) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1076
					int f = _bridge_foundations[ti->map5&1][ti->tileh];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1077
					if (f) DrawFoundation(ti, f);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1078
				}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1079
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1080
				if (!(image&1)) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1081
					// railway
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1082
					image = 0x3F3 + (ti->map5 & 1);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1083
					if (ti->tileh != 0) image = _track_sloped_sprites[ti->tileh - 1] + 0x3F3;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1084
					image += (_map3_lo[ti->tile] & 0xF) * TRACKTYPE_SPRITE_PITCH;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1085
					if (ice) image += 26; // ice?
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1086
				} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1087
					// road
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1088
					image = 1332 + (ti->map5 & 1);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1089
					if (ti->tileh != 0) image = _road_sloped_sprites[ti->tileh - 1] + 0x53F;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1090
					if (ice) image += 19; // ice?
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1091
				}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1092
				DrawGroundSprite(image);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1093
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1094
			// get bridge sprites
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1095
			b = _bridge_sprite_table[_map2[ti->tile]>>4][_map2[ti->tile]&0xF] + tmp * 4;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1096
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1097
			z = GetBridgeHeight(ti) + 5;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
  1098
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1099
			// draw rail
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1100
			image = b[0];
497
2d6d31173813 (svn r787) Invert the sense of the DO_TRANS_BUILDINGS flag to be consistent with its own name and all other DO_* flags.
tron
parents: 473
diff changeset
  1101
			if (_display_opt & DO_TRANS_BUILDINGS) image = (image & 0x3FFF) | 0x03224000;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1102
			AddSortableSpriteToDraw(image, ti->x, ti->y, (ti->map5&1)?11:16, (ti->map5&1)?16:11, 1, z);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1103
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1104
			x = ti->x;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1105
			y = ti->y;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1106
			image = b[1];
497
2d6d31173813 (svn r787) Invert the sense of the DO_TRANS_BUILDINGS flag to be consistent with its own name and all other DO_* flags.
tron
parents: 473
diff changeset
  1107
			if (_display_opt & DO_TRANS_BUILDINGS) image = (image & 0x3FFF) | 0x03224000;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1108
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1109
			// draw roof
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1110
			if (ti->map5&1) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1111
				x += 12;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1112
				if (image&0x3FFF) AddSortableSpriteToDraw(image, x,y, 1, 16, 0x28, z);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1113
			} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1114
				y += 12;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1115
				if (image&0x3FFF) AddSortableSpriteToDraw(image, x,y, 16, 1, 0x28, z);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1116
			}
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
  1117
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1118
			if (ti->z + 5 == z ) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1119
				// draw poles below for small bridges
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1120
				image = b[2];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1121
				if (image) {
497
2d6d31173813 (svn r787) Invert the sense of the DO_TRANS_BUILDINGS flag to be consistent with its own name and all other DO_* flags.
tron
parents: 473
diff changeset
  1122
					if (_display_opt & DO_TRANS_BUILDINGS) image = (image & 0x3FFF) | 0x03224000;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1123
					DrawGroundSpriteAt(image, x, y, z);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1124
				}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1125
			} else if (_patches.bridge_pillars) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1126
				// draw pillars below for high bridges
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1127
				DrawBridgePillars(ti, x, y, z);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1128
			}
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
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1131
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1132
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1133
static uint GetSlopeZ_TunnelBridge(TileInfo *ti) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1134
	uint z = ti->z;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1135
	uint x = ti->x & 0xF;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1136
	uint y = ti->y & 0xF;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1137
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1138
	// swap directions if Y tunnel/bridge to let the code handle the X case only.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1139
	if (ti->map5 & 1) intswap(x,y);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1140
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1141
	// to the side of the tunnel/bridge?
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1142
	if (IS_INT_INSIDE(y, 5, 10+1)) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1143
		// tunnel?
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1144
		if ( (ti->map5 & 0xF0) == 0)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1145
			return z;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1146
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
  1147
		// bridge?
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1148
		if ( ti->map5 & 0x80 ) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1149
			// bridge ending?
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1150
			if (!(ti->map5 & 0x40)) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1151
				if (BRIDGE_FULL_LEVELED_FOUNDATION & (1 << ti->tileh))	// 7, 11, 13, 14
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1152
					z += 8;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1153
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1154
				// no ramp for bridge ending
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1155
				if ((BRIDGE_PARTLY_LEVELED_FOUNDATION & (1 << ti->tileh) || BRIDGE_NO_FOUNDATION & (1 << ti->tileh)) && ti->tileh != 0) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1156
					return z + 8;
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
				} else if (!(ti->map5 & 0x20)) { // northern / southern ending
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1159
					// ramp
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1160
					return (z + (x>>1) + 1);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1161
				} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1162
					// ramp in opposite dir
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1163
					return (z + ((x^0xF)>>1));
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1164
				}
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
  1165
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1166
			// bridge middle part
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1167
			} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1168
				// build on slopes?
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1169
				if (ti->tileh) z+=8;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1170
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1171
				// keep the same elevation because we're on the bridge?
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
  1172
				if (_get_z_hint >= z + 8)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1173
					return _get_z_hint;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
  1174
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1175
				// actually on the bridge, but not yet in the shared area.
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
  1176
				if (!IS_INT_INSIDE(x, 5, 10+1))
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1177
					return GetBridgeHeight(ti) + 8;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1178
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1179
				// in the shared area, assume that we're below the bridge, cause otherwise the hint would've caught it.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1180
				// if rail or road below then it means it's possibly build on slope below the bridge.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1181
				if (ti->map5 & 0x20) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1182
					uint f = _bridge_foundations[ti->map5&1][ti->tileh];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1183
					// make sure that the slope is not inclined foundation
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1184
					if (IS_BYTE_INSIDE(f, 1, 15)) return z;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
  1185
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1186
					// change foundation type?
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1187
					if (f) ti->tileh = _inclined_tileh[f - 15];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1188
				}
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
  1189
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1190
				// no transport route, fallback to default
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1191
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1192
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1193
	} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1194
		// if it's a bridge middle with transport route below, then we need to compensate for build on slopes
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1195
		if ( (ti->map5 & (0x80 + 0x40 + 0x20)) == (0x80 + 0x40 + 0x20)) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1196
			uint f;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1197
			if (ti->tileh) z += 8;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1198
			f = _bridge_foundations[ti->map5&1][ti->tileh];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1199
			if (IS_BYTE_INSIDE(f, 1, 15)) return z;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1200
			if (f) ti->tileh = _inclined_tileh[f - 15];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1201
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1202
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1203
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1204
	// default case
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1205
	z = ti->z;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1206
	return GetPartialZ(ti->x&0xF, ti->y&0xF, ti->tileh) + z;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1207
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1208
39
d177340ed556 (svn r40) Final slope graphics fix
dominik
parents: 38
diff changeset
  1209
static uint GetSlopeTileh_TunnelBridge(TileInfo *ti) {
d177340ed556 (svn r40) Final slope graphics fix
dominik
parents: 38
diff changeset
  1210
	// not accurate, but good enough for slope graphics drawing
d177340ed556 (svn r40) Final slope graphics fix
dominik
parents: 38
diff changeset
  1211
	return 0;
d177340ed556 (svn r40) Final slope graphics fix
dominik
parents: 38
diff changeset
  1212
}
d177340ed556 (svn r40) Final slope graphics fix
dominik
parents: 38
diff changeset
  1213
d177340ed556 (svn r40) Final slope graphics fix
dominik
parents: 38
diff changeset
  1214
473
0da86c59e3ae (svn r724) Remove restriction that a tile can only accept 3 cargo types.
tron
parents: 337
diff changeset
  1215
static void GetAcceptedCargo_TunnelBridge(uint tile, AcceptedCargo ac)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1216
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1217
	/* not used */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1218
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1219
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1220
static const StringID _bridge_tile_str[(MAX_BRIDGES + 3) + (MAX_BRIDGES + 3)] = {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1221
	STR_501F_WOODEN_RAIL_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1222
	STR_5020_CONCRETE_RAIL_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1223
	STR_501C_STEEL_GIRDER_RAIL_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1224
	STR_501E_REINFORCED_CONCRETE_SUSPENSION,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1225
	STR_501B_STEEL_SUSPENSION_RAIL_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1226
	STR_501B_STEEL_SUSPENSION_RAIL_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1227
	STR_501D_STEEL_CANTILEVER_RAIL_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1228
	STR_501D_STEEL_CANTILEVER_RAIL_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1229
	STR_501D_STEEL_CANTILEVER_RAIL_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1230
	STR_501C_STEEL_GIRDER_RAIL_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1231
	STR_5027_TUBULAR_RAIL_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1232
	STR_5027_TUBULAR_RAIL_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1233
	STR_5027_TUBULAR_RAIL_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1234
	0,0,0,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1235
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1236
	STR_5025_WOODEN_ROAD_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1237
	STR_5026_CONCRETE_ROAD_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1238
	STR_5022_STEEL_GIRDER_ROAD_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1239
	STR_5024_REINFORCED_CONCRETE_SUSPENSION,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1240
	STR_5021_STEEL_SUSPENSION_ROAD_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1241
	STR_5021_STEEL_SUSPENSION_ROAD_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1242
	STR_5023_STEEL_CANTILEVER_ROAD_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1243
	STR_5023_STEEL_CANTILEVER_ROAD_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1244
	STR_5023_STEEL_CANTILEVER_ROAD_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1245
	STR_5022_STEEL_GIRDER_ROAD_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1246
	STR_5028_TUBULAR_ROAD_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1247
	STR_5028_TUBULAR_ROAD_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1248
	STR_5028_TUBULAR_ROAD_BRIDGE,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1249
	0,0,0,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1250
};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1251
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1252
static void GetTileDesc_TunnelBridge(uint tile, TileDesc *td)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1253
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1254
	int delta;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1255
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1256
	if ((_map5[tile] & 0x80) == 0) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1257
		td->str = STR_5017_RAILROAD_TUNNEL + ((_map5[tile] >> 2) & 3);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1258
	} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1259
		td->str = _bridge_tile_str[ (_map2[tile] >> 4) + (((_map5[tile]>>1)&3)<<4) ];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1260
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1261
		/* scan to the end of the bridge, that's where the owner is stored */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1262
		if (_map5[tile] & 0x40) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1263
			delta = _map5[tile] & 1 ? TILE_XY(0,-1) : TILE_XY(-1,0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1264
			do tile += delta; while (_map5[tile] & 0x40);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1265
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1266
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1267
	td->owner = _map_owner[tile];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1268
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1269
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1270
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1271
static void AnimateTile_TunnelBridge(uint tile)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1272
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1273
	/* not used */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1274
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1275
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1276
static void TileLoop_TunnelBridge(uint tile)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1277
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1278
	if (_opt.landscape == LT_HILLY) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1279
		if ( GetTileZ(tile) > _opt.snow_line) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1280
			if (!(_map3_hi[tile] & 0x80)) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1281
				_map3_hi[tile] |= 0x80;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1282
				MarkTileDirtyByTile(tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1283
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1284
		} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1285
			if (_map3_hi[tile] & 0x80) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1286
				_map3_hi[tile] &= ~0x80;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1287
				MarkTileDirtyByTile(tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1288
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1289
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1290
	} else if (_opt.landscape == LT_DESERT) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1291
		if (GetMapExtraBits(tile) == 1 && !(_map3_hi[tile]&0x80)) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1292
			_map3_hi[tile] |= 0x80;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
  1293
			MarkTileDirtyByTile(tile);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1294
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1295
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1296
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1297
	// if it's a bridge with water below, call tileloop_water on it.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1298
	if ((_map5[tile] & 0xF8) == 0xC8) TileLoop_Water(tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1299
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1300
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1301
static void ClickTile_TunnelBridge(uint tile)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1302
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1303
	/* not used */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1304
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1305
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1306
159
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1307
static uint32 GetTileTrackStatus_TunnelBridge(uint tile, TransportType mode)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1308
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1309
	uint32 result;
159
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1310
	byte m5 = _map5[tile];
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1311
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1312
	if ((m5 & 0xF0) == 0) {
159
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1313
		/* This is a tunnel */
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
  1314
		if (((m5 & 0xC) >> 2) == mode) {
159
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1315
			/* Tranport in the tunnel is compatible */
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1316
			return m5&1 ? 0x202 : 0x101;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1317
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1318
	} else if (m5 & 0x80) {
159
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1319
		/* This is a bridge */
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1320
		result = 0;
159
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1321
		if (((m5 & 0x6) >> 1) == mode) {
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1322
			/* Transport over the bridge is compatible */
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1323
			result = m5&1 ? 0x202 : 0x101;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1324
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1325
		if (m5 & 0x40) {
159
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1326
			/* Bridge middle part */
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1327
			if (!(m5 & 0x20)) {
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1328
				/* Clear ground or water underneath */
241
e6e62a5e7f52 (svn r242) -Fix: Pathfinding bug for road vehicles introduced in r160 fixed (blathijs)
darkvater
parents: 203
diff changeset
  1329
				if ((m5 & 0x18) != 8)
159
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1330
					/* Clear ground */
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1331
					return result;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
  1332
				else
159
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1333
					if (mode != TRANSPORT_WATER)
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1334
						return result;
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1335
			} else {
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1336
				/* Transport underneath */
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1337
				if ((m5 & 0x18) >> 3 != mode)
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1338
					/* Incompatible transport underneath */
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1339
					return result;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1340
			}
159
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1341
			/* If we've not returned yet, there is a compatible
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1342
			 * transport or water beneath, so we can add it to
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1343
			 * result */
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1344
			/* Why is this xor'd ? Can't it just be or'd? */
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1345
			result ^= m5&1 ? 0x101 : 0x202;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1346
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1347
		return result;
159
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1348
	} else {
139cf78bfb28 (svn r160) -Codechange: made GetTileTrackStatus more readable (blathijs)
truelight
parents: 98
diff changeset
  1349
		assert(0); /* This should never occur */
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1350
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1351
	return 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1352
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1353
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1354
static void ChangeTileOwner_TunnelBridge(uint tile, byte old_player, byte new_player)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1355
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1356
	if (_map_owner[tile] != old_player)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1357
		return;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
  1358
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1359
	if (new_player != 255) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1360
		_map_owner[tile] = new_player;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1361
	}	else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1362
		if((_map5[tile] & 0xC0)==0xC0) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1363
			// the stuff BELOW the middle part is owned by the deleted player.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1364
			if (!(_map5[tile] & (1 << 4 | 1 << 3))) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1365
				// convert railway into grass.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1366
				_map5[tile] &= ~(1 << 5 | 1 << 4 | 1 << 3); // no transport route under bridge anymore..
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1367
			} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1368
				// for road, change the owner of the road to local authority
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1369
				_map_owner[tile] = OWNER_NONE;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1370
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1371
		} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1372
			DoCommandByTile(tile, 0, 0, DC_EXEC, CMD_LANDSCAPE_CLEAR);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1373
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1374
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1375
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1376
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1377
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1378
static const byte _tunnel_fractcoord_1[4] = {0x8E,0x18,0x81,0xE8};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1379
static const byte _tunnel_fractcoord_2[4] = {0x81,0x98,0x87,0x38};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1380
static const byte _tunnel_fractcoord_3[4] = {0x82,0x88,0x86,0x48};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1381
static const byte _exit_tunnel_track[4] = {1,2,1,2};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1382
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1383
static const byte _road_exit_tunnel_state[4] = {8, 9, 0, 1};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1384
static const byte _road_exit_tunnel_frame[4] = {2, 7, 9, 4};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1385
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1386
static const byte _tunnel_fractcoord_4[4] = {0x52, 0x85, 0x98, 0x29};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1387
static const byte _tunnel_fractcoord_5[4] = {0x92, 0x89, 0x58, 0x25};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1388
static const byte _tunnel_fractcoord_6[4] = {0x92, 0x89, 0x56, 0x45};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1389
static const byte _tunnel_fractcoord_7[4] = {0x52, 0x85, 0x96, 0x49};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1390
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1391
static uint32 VehicleEnter_TunnelBridge(Vehicle *v, uint tile, int x, int y)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1392
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1393
	int z;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1394
	int dir, vdir;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1395
	byte fc;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1396
	int h;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1397
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1398
	if ((_map5[tile] & 0xF0) == 0) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1399
		z = GetSlopeZ(x, y) - v->z_pos;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1400
		if (myabs(z) > 2)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1401
			return 8;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1402
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1403
		if (v->type == VEH_Train) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1404
			fc = (x&0xF)+(y<<4);
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
  1405
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1406
			dir = _map5[tile] & 3;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1407
			vdir = v->direction >> 1;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1408
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1409
			if (v->u.rail.track != 0x40 && dir == vdir) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1410
				if (v->subtype == 0 && fc == _tunnel_fractcoord_1[dir]) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1411
					if (v->spritenum < 4)
541
e1cd34389f79 (svn r925) Use sound enums
tron
parents: 534
diff changeset
  1412
						SndPlayVehicleFx(SND_05_TRAIN_THROUGH_TUNNEL, v);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1413
					return 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1414
				}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1415
				if (fc == _tunnel_fractcoord_2[dir]) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1416
					v->tile = tile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1417
					v->u.rail.track = 0x40;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1418
					v->vehstatus |= VS_HIDDEN;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1419
					return 4;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1420
				}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1421
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1422
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1423
			if (dir == (vdir^2) && fc == _tunnel_fractcoord_3[dir] && z == 0) {
22
fe6f35cc987b (svn r23) -Some omments on the code (blathijs)
darkvater
parents: 0
diff changeset
  1424
				/* We're at the tunnel exit ?? */
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1425
				v->tile = tile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1426
				v->u.rail.track = _exit_tunnel_track[dir];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1427
				v->vehstatus &= ~VS_HIDDEN;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1428
				return 4;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1429
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1430
		} else if (v->type == VEH_Road) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1431
			fc = (x&0xF)+(y<<4);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1432
			dir = _map5[tile] & 3;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1433
			vdir = v->direction >> 1;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1434
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1435
			// Enter tunnel?
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1436
			if (v->u.road.state != 0xFF && dir == vdir) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1437
				if (fc == _tunnel_fractcoord_4[dir] ||
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1438
						fc == _tunnel_fractcoord_5[dir]) {
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
  1439
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1440
					v->tile = tile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1441
					v->u.road.state = 0xFF;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 159
diff changeset
  1442
					v->vehstatus |= VS_HIDDEN;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1443
					return 4;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1444
				} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1445
					return 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1446
				}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1447
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1448
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1449
			if (dir == (vdir^2) && (
22
fe6f35cc987b (svn r23) -Some omments on the code (blathijs)
darkvater
parents: 0
diff changeset
  1450
				/* We're at the tunnel exit ?? */
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1451
					fc == _tunnel_fractcoord_6[dir] ||
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1452
					fc == _tunnel_fractcoord_7[dir]) &&
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1453
					z == 0) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1454
				v->tile = tile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1455
				v->u.road.state = _road_exit_tunnel_state[dir];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1456
				v->u.road.frame = _road_exit_tunnel_frame[dir];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1457
				v->vehstatus &= ~VS_HIDDEN;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1458
				return 4;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1459
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1460
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1461
	} else if (_map5[tile] & 0x80) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1462
		if (v->type == VEH_Road || (v->type == VEH_Train && v->subtype == 0)) {
334
8fb78c8c10e5 (svn r501) -Fix: Vehicles slow down under bridge if the track is on a foundation
tron
parents: 333
diff changeset
  1463
			if (GetTileSlope(tile, &h) != 0)
8fb78c8c10e5 (svn r501) -Fix: Vehicles slow down under bridge if the track is on a foundation
tron
parents: 333
diff changeset
  1464
				h += 8; // Compensate for possible foundation
8fb78c8c10e5 (svn r501) -Fix: Vehicles slow down under bridge if the track is on a foundation
tron
parents: 333
diff changeset
  1465
			if (!(_map5[tile] & 0x40) || // start/end tile of bridge
8fb78c8c10e5 (svn r501) -Fix: Vehicles slow down under bridge if the track is on a foundation
tron
parents: 333
diff changeset
  1466
					myabs(h - v->z_pos) > 2) { // high above the ground -> on the bridge
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1467
				/* modify speed of vehicle */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1468
				uint16 spd = _bridge_speeds[_map2[tile] >> 4];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1469
				if (v->type == VEH_Road) spd<<=1;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1470
				if (spd < v->cur_speed)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1471
					v->cur_speed = spd;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1472
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1473
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1474
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1475
	return 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1476
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1477
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1478
uint GetVehicleOutOfTunnelTile(Vehicle *v)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1479
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1480
	uint tile = v->tile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1481
	int delta_tile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1482
	byte z;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1483
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1484
	/* locate either ending of the tunnel */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1485
	delta_tile = (v->direction&2) ? TILE_XY(0,1) : TILE_XY(1,0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1486
	z = v->z_pos;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1487
	for(;;) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1488
		TileInfo ti;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1489
		FindLandscapeHeightByTile(&ti, tile);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1490
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1491
		if (ti.type == MP_TUNNELBRIDGE && (ti.map5 & 0xF0)==0 && (byte)ti.z == z)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1492
			break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1493
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1494
		tile += delta_tile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1495
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1496
	return tile;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1497
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1498
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1499
const TileTypeProcs _tile_type_tunnelbridge_procs = {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1500
	DrawTile_TunnelBridge,					/* draw_tile_proc */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1501
	GetSlopeZ_TunnelBridge,					/* get_slope_z_proc */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1502
	ClearTile_TunnelBridge,					/* clear_tile_proc */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1503
	GetAcceptedCargo_TunnelBridge,	/* get_accepted_cargo_proc */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1504
	GetTileDesc_TunnelBridge,				/* get_tile_desc_proc */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1505
	GetTileTrackStatus_TunnelBridge,/* get_tile_track_status_proc */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1506
	ClickTile_TunnelBridge,					/* click_tile_proc */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1507
	AnimateTile_TunnelBridge,				/* animate_tile_proc */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1508
	TileLoop_TunnelBridge,					/* tile_loop_clear */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1509
	ChangeTileOwner_TunnelBridge,		/* change_tile_owner_clear */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1510
	NULL,														/* get_produced_cargo_proc */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1511
	VehicleEnter_TunnelBridge,			/* vehicle_enter_tile_proc */
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1512
	NULL,														/* vehicle_leave_tile_proc */
39
d177340ed556 (svn r40) Final slope graphics fix
dominik
parents: 38
diff changeset
  1513
	GetSlopeTileh_TunnelBridge,			/* get_slope_tileh_proc */
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1514
};