openttd-ottdgrfs: src/bridge_map.h@0fa543611bbe (annotated)

3189 1af302c5abd0 (svn r3846) Add functions to set the type of stuff (clear, water, rail, road) under bridges tron parents: diff changeset	1	/* $Id$ */
1af302c5abd0 (svn r3846) Add functions to set the type of stuff (clear, water, rail, road) under bridges tron parents: diff changeset	2
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	3	/** @file bridge_map.h Map accessor functions for bridges. */
6449 e520244dc71e (svn r8859) -Cleanup: doxygen changes. Mostly @files missing tags and a few comments style. belugas parents: 5847 diff changeset	4
3189 1af302c5abd0 (svn r3846) Add functions to set the type of stuff (clear, water, rail, road) under bridges tron parents: diff changeset	5	#ifndef BRIDGE_MAP_H
1af302c5abd0 (svn r3846) Add functions to set the type of stuff (clear, water, rail, road) under bridges tron parents: diff changeset	6	#define BRIDGE_MAP_H
1af302c5abd0 (svn r3846) Add functions to set the type of stuff (clear, water, rail, road) under bridges tron parents: diff changeset	7
3196 29717e930f9a (svn r3857) Add and use GetBridgeRampDirection() tron parents: 3189 diff changeset	8	#include "direction.h"
3189 1af302c5abd0 (svn r3846) Add functions to set the type of stuff (clear, water, rail, road) under bridges tron parents: diff changeset	9	#include "macros.h"
1af302c5abd0 (svn r3846) Add functions to set the type of stuff (clear, water, rail, road) under bridges tron parents: diff changeset	10	#include "map.h"
1af302c5abd0 (svn r3846) Add functions to set the type of stuff (clear, water, rail, road) under bridges tron parents: diff changeset	11	#include "rail.h"
3234 986c30171e92 (svn r3907) Replace many bridge related direct map accesses with calls to shiny new functions and mark some strange constructs with XXX tron parents: 3231 diff changeset	12	#include "road_map.h"
3189 1af302c5abd0 (svn r3846) Add functions to set the type of stuff (clear, water, rail, road) under bridges tron parents: diff changeset	13	#include "tile.h"
1af302c5abd0 (svn r3846) Add functions to set the type of stuff (clear, water, rail, road) under bridges tron parents: diff changeset	14
1af302c5abd0 (svn r3846) Add functions to set the type of stuff (clear, water, rail, road) under bridges tron parents: diff changeset	15
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	16	/**
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	17	* Checks if this is a bridge, instead of a tunnel
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	18	* @param t The tile to analyze
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	19	* @pre IsTileType(t, MP_TUNNELBRIDGE)
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	20	* @return true if the structure is a bridge one
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	21	*/
3234 986c30171e92 (svn r3907) Replace many bridge related direct map accesses with calls to shiny new functions and mark some strange constructs with XXX tron parents: 3231 diff changeset	22	static inline bool IsBridge(TileIndex t)
986c30171e92 (svn r3907) Replace many bridge related direct map accesses with calls to shiny new functions and mark some strange constructs with XXX tron parents: 3231 diff changeset	23	{
3369 00c2ca209a89 (svn r4166) Sprinkle several map accessors with assert()s tron parents: 3355 diff changeset	24	assert(IsTileType(t, MP_TUNNELBRIDGE));
3234 986c30171e92 (svn r3907) Replace many bridge related direct map accesses with calls to shiny new functions and mark some strange constructs with XXX tron parents: 3231 diff changeset	25	return HASBIT(_m[t].m5, 7);
986c30171e92 (svn r3907) Replace many bridge related direct map accesses with calls to shiny new functions and mark some strange constructs with XXX tron parents: 3231 diff changeset	26	}
986c30171e92 (svn r3907) Replace many bridge related direct map accesses with calls to shiny new functions and mark some strange constructs with XXX tron parents: 3231 diff changeset	27
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	28	/**
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	29	* checks if there is a bridge on this tile
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	30	* @param t The tile to analyze
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	31	* @return true if a bridge is present
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	32	*/
3234 986c30171e92 (svn r3907) Replace many bridge related direct map accesses with calls to shiny new functions and mark some strange constructs with XXX tron parents: 3231 diff changeset	33	static inline bool IsBridgeTile(TileIndex t)
986c30171e92 (svn r3907) Replace many bridge related direct map accesses with calls to shiny new functions and mark some strange constructs with XXX tron parents: 3231 diff changeset	34	{
986c30171e92 (svn r3907) Replace many bridge related direct map accesses with calls to shiny new functions and mark some strange constructs with XXX tron parents: 3231 diff changeset	35	return IsTileType(t, MP_TUNNELBRIDGE) && IsBridge(t);
986c30171e92 (svn r3907) Replace many bridge related direct map accesses with calls to shiny new functions and mark some strange constructs with XXX tron parents: 3231 diff changeset	36	}
986c30171e92 (svn r3907) Replace many bridge related direct map accesses with calls to shiny new functions and mark some strange constructs with XXX tron parents: 3231 diff changeset	37
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	38	/**
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	39	* checks for the possibility that a bridge may be on this tile
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	40	* These are in fact all the tile types on which a bridge can be found
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	41	* @param t The tile to analyze
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	42	* @return true if a bridge migh be present
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	43	*/
5573 afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	44	static inline bool MayHaveBridgeAbove(TileIndex t)
3214 172b409bf612 (svn r3887) Add a function to get the other bridge end when you're at a bridge ramp tron parents: 3209 diff changeset	45	{
5573 afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	46	return
afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	47	IsTileType(t, MP_CLEAR) \|\|
afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	48	IsTileType(t, MP_RAILWAY) \|\|
afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	49	IsTileType(t, MP_STREET) \|\|
afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	50	IsTileType(t, MP_WATER) \|\|
afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	51	IsTileType(t, MP_TUNNELBRIDGE) \|\|
afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	52	IsTileType(t, MP_UNMOVABLE);
3225 655763f3861c (svn r3898) Add functions to find a bridge end starting at a middle tile tron parents: 3216 diff changeset	53	}
655763f3861c (svn r3898) Add functions to find a bridge end starting at a middle tile tron parents: 3216 diff changeset	54
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	55	/**
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	56	* checks if a bridge is set above the ground of this tile
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	57	* @param t The tile to analyze
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	58	* @pre MayHaveBridgeAbove(t)
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	59	* @return true if a bridge is detected above
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	60	*/
5573 afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	61	static inline bool IsBridgeAbove(TileIndex t)
3933 a5f08e17f4a0 (svn r5070) Merged the bridge branch celestar parents: 3466 diff changeset	62	{
5573 afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	63	assert(MayHaveBridgeAbove(t));
5847 9ce114e1d90d (svn r8050) -Codechange: Rename map member extra to m6, since its usage has been widden. belugas parents: 5726 diff changeset	64	return GB(_m[t].m6, 6, 2) != 0;
3231 eb74c2e361f9 (svn r3904) Move GetBridgePiece() and GetBridgeType() to bridge_map.h and make the only place which still extracted that info diretly use the wrapper tron parents: 3226 diff changeset	65	}
eb74c2e361f9 (svn r3904) Move GetBridgePiece() and GetBridgeType() to bridge_map.h and make the only place which still extracted that info diretly use the wrapper tron parents: 3226 diff changeset	66
eb74c2e361f9 (svn r3904) Move GetBridgePiece() and GetBridgeType() to bridge_map.h and make the only place which still extracted that info diretly use the wrapper tron parents: 3226 diff changeset	67
eb74c2e361f9 (svn r3904) Move GetBridgePiece() and GetBridgeType() to bridge_map.h and make the only place which still extracted that info diretly use the wrapper tron parents: 3226 diff changeset	68	/**
eb74c2e361f9 (svn r3904) Move GetBridgePiece() and GetBridgeType() to bridge_map.h and make the only place which still extracted that info diretly use the wrapper tron parents: 3226 diff changeset	69	* Determines the type of bridge on a tile
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	70	* @param t The tile to analyze
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	71	* @pre IsBridgeTile(t)
3231 eb74c2e361f9 (svn r3904) Move GetBridgePiece() and GetBridgeType() to bridge_map.h and make the only place which still extracted that info diretly use the wrapper tron parents: 3226 diff changeset	72	* @return The bridge type
eb74c2e361f9 (svn r3904) Move GetBridgePiece() and GetBridgeType() to bridge_map.h and make the only place which still extracted that info diretly use the wrapper tron parents: 3226 diff changeset	73	*/
3369 00c2ca209a89 (svn r4166) Sprinkle several map accessors with assert()s tron parents: 3355 diff changeset	74	static inline uint GetBridgeType(TileIndex t)
3231 eb74c2e361f9 (svn r3904) Move GetBridgePiece() and GetBridgeType() to bridge_map.h and make the only place which still extracted that info diretly use the wrapper tron parents: 3226 diff changeset	75	{
3369 00c2ca209a89 (svn r4166) Sprinkle several map accessors with assert()s tron parents: 3355 diff changeset	76	assert(IsBridgeTile(t));
00c2ca209a89 (svn r4166) Sprinkle several map accessors with assert()s tron parents: 3355 diff changeset	77	return GB(_m[t].m2, 4, 4);
3231 eb74c2e361f9 (svn r3904) Move GetBridgePiece() and GetBridgeType() to bridge_map.h and make the only place which still extracted that info diretly use the wrapper tron parents: 3226 diff changeset	78	}
eb74c2e361f9 (svn r3904) Move GetBridgePiece() and GetBridgeType() to bridge_map.h and make the only place which still extracted that info diretly use the wrapper tron parents: 3226 diff changeset	79
3214 172b409bf612 (svn r3887) Add a function to get the other bridge end when you're at a bridge ramp tron parents: 3209 diff changeset	80
3196 29717e930f9a (svn r3857) Add and use GetBridgeRampDirection() tron parents: 3189 diff changeset	81	/**
29717e930f9a (svn r3857) Add and use GetBridgeRampDirection() tron parents: 3189 diff changeset	82	* Get the direction pointing onto the bridge
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	83	* @param t The tile to analyze
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	84	* @pre IsBridgeTile(t)
6449 e520244dc71e (svn r8859) -Cleanup: doxygen changes. Mostly @files missing tags and a few comments style. belugas parents: 5847 diff changeset	85	* @return the above mentionned direction
3196 29717e930f9a (svn r3857) Add and use GetBridgeRampDirection() tron parents: 3189 diff changeset	86	*/
29717e930f9a (svn r3857) Add and use GetBridgeRampDirection() tron parents: 3189 diff changeset	87	static inline DiagDirection GetBridgeRampDirection(TileIndex t)
29717e930f9a (svn r3857) Add and use GetBridgeRampDirection() tron parents: 3189 diff changeset	88	{
5573 afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	89	assert(IsBridgeTile(t));
afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	90	return (DiagDirection)GB(_m[t].m5, 0, 2);
3196 29717e930f9a (svn r3857) Add and use GetBridgeRampDirection() tron parents: 3189 diff changeset	91	}
29717e930f9a (svn r3857) Add and use GetBridgeRampDirection() tron parents: 3189 diff changeset	92
29717e930f9a (svn r3857) Add and use GetBridgeRampDirection() tron parents: 3189 diff changeset	93
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	94	/**
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	95	* Get the axis of the bridge that goes over the tile. Not the axis or the ramp.
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	96	* @param t The tile to analyze
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	97	* @pre IsBridgeAbove(t)
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	98	* @return the above mentioned axis
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	99	*/
3225 655763f3861c (svn r3898) Add functions to find a bridge end starting at a middle tile tron parents: 3216 diff changeset	100	static inline Axis GetBridgeAxis(TileIndex t)
655763f3861c (svn r3898) Add functions to find a bridge end starting at a middle tile tron parents: 3216 diff changeset	101	{
5573 afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	102	assert(IsBridgeAbove(t));
5847 9ce114e1d90d (svn r8050) -Codechange: Rename map member extra to m6, since its usage has been widden. belugas parents: 5726 diff changeset	103	return (Axis)(GB(_m[t].m6, 6, 2) - 1);
3225 655763f3861c (svn r3898) Add functions to find a bridge end starting at a middle tile tron parents: 3216 diff changeset	104	}
655763f3861c (svn r3898) Add functions to find a bridge end starting at a middle tile tron parents: 3216 diff changeset	105
655763f3861c (svn r3898) Add functions to find a bridge end starting at a middle tile tron parents: 3216 diff changeset	106
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	107	/**
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	108	* Get the transport type of the bridge's ramp.
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	109	* @param t The ramp tile to analyze
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	110	* @pre IsBridgeTile(t)
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	111	* @return the transport type of the bridge
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	112	*/
3234 986c30171e92 (svn r3907) Replace many bridge related direct map accesses with calls to shiny new functions and mark some strange constructs with XXX tron parents: 3231 diff changeset	113	static inline TransportType GetBridgeTransportType(TileIndex t)
986c30171e92 (svn r3907) Replace many bridge related direct map accesses with calls to shiny new functions and mark some strange constructs with XXX tron parents: 3231 diff changeset	114	{
3369 00c2ca209a89 (svn r4166) Sprinkle several map accessors with assert()s tron parents: 3355 diff changeset	115	assert(IsBridgeTile(t));
5573 afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	116	return (TransportType)GB(_m[t].m5, 2, 2);
3977 edb5b94e2094 (svn r5155) - Remove the bridge branch merge (revision r5070) tron parents: 3953 diff changeset	117	}
edb5b94e2094 (svn r5155) - Remove the bridge branch merge (revision r5070) tron parents: 3953 diff changeset	118
edb5b94e2094 (svn r5155) - Remove the bridge branch merge (revision r5070) tron parents: 3953 diff changeset	119
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	120	/**
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	121	* Does the bridge ramp lie in a snow or desert area?
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	122	* @param t The ramp tile to analyze
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	123	* @pre IsBridgeTile(t)
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	124	* @return true if and only if in a snow or desert area
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	125	*/
5661 6c6145677e7c (svn r7607) -Codechange: remove direct map accesses for snow/desert on tunnels and bridges. rubidium parents: 5573 diff changeset	126	static inline bool HasBridgeSnowOrDesert(TileIndex t)
6c6145677e7c (svn r7607) -Codechange: remove direct map accesses for snow/desert on tunnels and bridges. rubidium parents: 5573 diff changeset	127	{
6c6145677e7c (svn r7607) -Codechange: remove direct map accesses for snow/desert on tunnels and bridges. rubidium parents: 5573 diff changeset	128	assert(IsBridgeTile(t));
6c6145677e7c (svn r7607) -Codechange: remove direct map accesses for snow/desert on tunnels and bridges. rubidium parents: 5573 diff changeset	129	return HASBIT(_m[t].m4, 7);
6c6145677e7c (svn r7607) -Codechange: remove direct map accesses for snow/desert on tunnels and bridges. rubidium parents: 5573 diff changeset	130	}
6c6145677e7c (svn r7607) -Codechange: remove direct map accesses for snow/desert on tunnels and bridges. rubidium parents: 5573 diff changeset	131
6c6145677e7c (svn r7607) -Codechange: remove direct map accesses for snow/desert on tunnels and bridges. rubidium parents: 5573 diff changeset	132
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	133	/**
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	134	* Sets whether the bridge ramp lies in a snow or desert area.
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	135	* @param t The ramp tile to set (un)make a snow/desert area
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	136	* @param snow_or_desert Make (true) or unmake the tile a snow/desert area
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	137	* @pre IsBridgeTile(t)
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	138	*/
5661 6c6145677e7c (svn r7607) -Codechange: remove direct map accesses for snow/desert on tunnels and bridges. rubidium parents: 5573 diff changeset	139	static inline void SetBridgeSnowOrDesert(TileIndex t, bool snow_or_desert)
6c6145677e7c (svn r7607) -Codechange: remove direct map accesses for snow/desert on tunnels and bridges. rubidium parents: 5573 diff changeset	140	{
6c6145677e7c (svn r7607) -Codechange: remove direct map accesses for snow/desert on tunnels and bridges. rubidium parents: 5573 diff changeset	141	assert(IsBridgeTile(t));
6c6145677e7c (svn r7607) -Codechange: remove direct map accesses for snow/desert on tunnels and bridges. rubidium parents: 5573 diff changeset	142	SB(_m[t].m4, 7, 1, snow_or_desert);
6c6145677e7c (svn r7607) -Codechange: remove direct map accesses for snow/desert on tunnels and bridges. rubidium parents: 5573 diff changeset	143	}
6c6145677e7c (svn r7607) -Codechange: remove direct map accesses for snow/desert on tunnels and bridges. rubidium parents: 5573 diff changeset	144
3214 172b409bf612 (svn r3887) Add a function to get the other bridge end when you're at a bridge ramp tron parents: 3209 diff changeset	145	/**
3225 655763f3861c (svn r3898) Add functions to find a bridge end starting at a middle tile tron parents: 3216 diff changeset	146	* Finds the end of a bridge in the specified direction starting at a middle tile
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	147	* @param t the bridge tile to find the bridge ramp for
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	148	* @param d the direction to search in
3225 655763f3861c (svn r3898) Add functions to find a bridge end starting at a middle tile tron parents: 3216 diff changeset	149	*/
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	150	TileIndex GetBridgeEnd(TileIndex t, DiagDirection d);
3225 655763f3861c (svn r3898) Add functions to find a bridge end starting at a middle tile tron parents: 3216 diff changeset	151
655763f3861c (svn r3898) Add functions to find a bridge end starting at a middle tile tron parents: 3216 diff changeset	152	/**
5573 afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	153	* Finds the northern end of a bridge starting at a middle tile
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	154	* @param t the bridge tile to find the bridge ramp for
5573 afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	155	*/
afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	156	TileIndex GetNorthernBridgeEnd(TileIndex t);
afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	157
afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	158	/**
3225 655763f3861c (svn r3898) Add functions to find a bridge end starting at a middle tile tron parents: 3216 diff changeset	159	* Finds the southern end of a bridge starting at a middle tile
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	160	* @param t the bridge tile to find the bridge ramp for
3225 655763f3861c (svn r3898) Add functions to find a bridge end starting at a middle tile tron parents: 3216 diff changeset	161	*/
655763f3861c (svn r3898) Add functions to find a bridge end starting at a middle tile tron parents: 3216 diff changeset	162	TileIndex GetSouthernBridgeEnd(TileIndex t);
655763f3861c (svn r3898) Add functions to find a bridge end starting at a middle tile tron parents: 3216 diff changeset	163
655763f3861c (svn r3898) Add functions to find a bridge end starting at a middle tile tron parents: 3216 diff changeset	164
655763f3861c (svn r3898) Add functions to find a bridge end starting at a middle tile tron parents: 3216 diff changeset	165	/**
3214 172b409bf612 (svn r3887) Add a function to get the other bridge end when you're at a bridge ramp tron parents: 3209 diff changeset	166	* Starting at one bridge end finds the other bridge end
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	167	* @param t the bridge ramp tile to find the other bridge ramp for
3214 172b409bf612 (svn r3887) Add a function to get the other bridge end when you're at a bridge ramp tron parents: 3209 diff changeset	168	*/
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	169	TileIndex GetOtherBridgeEnd(TileIndex t);
3214 172b409bf612 (svn r3887) Add a function to get the other bridge end when you're at a bridge ramp tron parents: 3209 diff changeset	170
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	171	/**
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	172	* Get the height ('z') of a bridge in pixels.
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	173	* @param tile the bridge ramp tile to get the bridge height from
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	174	* @return the height of the bridge in pixels
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	175	*/
5573 afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	176	uint GetBridgeHeight(TileIndex tile);
3214 172b409bf612 (svn r3887) Add a function to get the other bridge end when you're at a bridge ramp tron parents: 3209 diff changeset	177
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	178	/**
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	179	* Remove the bridge over the given axis.
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	180	* @param t the tile to remove the bridge from
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	181	* @param a the axis of the bridge to remove
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	182	* @pre MayHaveBridgeAbove(t)
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	183	*/
5573 afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	184	static inline void ClearSingleBridgeMiddle(TileIndex t, Axis a)
3189 1af302c5abd0 (svn r3846) Add functions to set the type of stuff (clear, water, rail, road) under bridges tron parents: diff changeset	185	{
5573 afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	186	assert(MayHaveBridgeAbove(t));
5847 9ce114e1d90d (svn r8050) -Codechange: Rename map member extra to m6, since its usage has been widden. belugas parents: 5726 diff changeset	187	CLRBIT(_m[t].m6, 6 + a);
3189 1af302c5abd0 (svn r3846) Add functions to set the type of stuff (clear, water, rail, road) under bridges tron parents: diff changeset	188	}
1af302c5abd0 (svn r3846) Add functions to set the type of stuff (clear, water, rail, road) under bridges tron parents: diff changeset	189
5573 afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	190
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	191	/**
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	192	* Removes bridges from the given, that is bridges along the X and Y axis.
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	193	* @param t the tile to remove the bridge from
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	194	* @pre MayHaveBridgeAbove(t)
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	195	*/
5573 afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	196	static inline void ClearBridgeMiddle(TileIndex t)
3189 1af302c5abd0 (svn r3846) Add functions to set the type of stuff (clear, water, rail, road) under bridges tron parents: diff changeset	197	{
5573 afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	198	ClearSingleBridgeMiddle(t, AXIS_X);
afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	199	ClearSingleBridgeMiddle(t, AXIS_Y);
3977 edb5b94e2094 (svn r5155) - Remove the bridge branch merge (revision r5070) tron parents: 3953 diff changeset	200	}
edb5b94e2094 (svn r5155) - Remove the bridge branch merge (revision r5070) tron parents: 3953 diff changeset	201
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	202	/**
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	203	* Set that there is a bridge over the given axis.
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	204	* @param t the tile to add the bridge to
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	205	* @param a the axis of the bridge to add
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	206	* @pre MayHaveBridgeAbove(t)
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	207	*/
5573 afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	208	static inline void SetBridgeMiddle(TileIndex t, Axis a)
3977 edb5b94e2094 (svn r5155) - Remove the bridge branch merge (revision r5070) tron parents: 3953 diff changeset	209	{
5573 afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	210	assert(MayHaveBridgeAbove(t));
5847 9ce114e1d90d (svn r8050) -Codechange: Rename map member extra to m6, since its usage has been widden. belugas parents: 5726 diff changeset	211	SETBIT(_m[t].m6, 6 + a);
3189 1af302c5abd0 (svn r3846) Add functions to set the type of stuff (clear, water, rail, road) under bridges tron parents: diff changeset	212	}
1af302c5abd0 (svn r3846) Add functions to set the type of stuff (clear, water, rail, road) under bridges tron parents: diff changeset	213
3209 e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	214
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	215	/**
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	216	* Generic part to make a bridge ramp for both roads and rails.
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	217	* @param t the tile to make a bridge ramp
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	218	* @param o the new owner of the bridge ramp
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	219	* @param bridgetype the type of bridge this bridge ramp belongs to
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	220	* @param d the direction this ramp must be facing
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	221	* @param tt the transport type of the bridge
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	222	* @note this function should not be called directly.
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	223	*/
3209 e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	224	static inline void MakeBridgeRamp(TileIndex t, Owner o, uint bridgetype, DiagDirection d, TransportType tt)
e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	225	{
e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	226	SetTileType(t, MP_TUNNELBRIDGE);
e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	227	SetTileOwner(t, o);
e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	228	_m[t].m2 = bridgetype << 4;
e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	229	_m[t].m4 = 0;
5573 afa6f92a71fd (svn r7573) -Merged the bridge branch. Allows to build bridges of arbitrary rail/road combinations (including signals) celestar parents: 4666 diff changeset	230	_m[t].m5 = 1 << 7 \| tt << 2 \| d;
3209 e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	231	}
e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	232
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	233	/**
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	234	* Make a bridge ramp for roads.
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	235	* @param t the tile to make a bridge ramp
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	236	* @param o the new owner of the bridge ramp
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	237	* @param bridgetype the type of bridge this bridge ramp belongs to
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	238	* @param d the direction this ramp must be facing
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	239	*/
3209 e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	240	static inline void MakeRoadBridgeRamp(TileIndex t, Owner o, uint bridgetype, DiagDirection d)
e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	241	{
e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	242	MakeBridgeRamp(t, o, bridgetype, d, TRANSPORT_ROAD);
e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	243	_m[t].m3 = 0;
e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	244	}
e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	245
9908 0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	246	/**
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	247	* Make a bridge ramp for rails.
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	248	* @param t the tile to make a bridge ramp
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	249	* @param o the new owner of the bridge ramp
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	250	* @param bridgetype the type of bridge this bridge ramp belongs to
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	251	* @param d the direction this ramp must be facing
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	252	* @param r the rail type of the bridge
0fa543611bbe (svn r10112) [gamebalance] -Sync: r9520:9620 from trunk celestar parents: 6486 diff changeset	253	*/
3209 e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	254	static inline void MakeRailBridgeRamp(TileIndex t, Owner o, uint bridgetype, DiagDirection d, RailType r)
e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	255	{
e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	256	MakeBridgeRamp(t, o, bridgetype, d, TRANSPORT_RAIL);
e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	257	_m[t].m3 = r;
e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	258	}
e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	259
e0b7d48351a3 (svn r3877) Add functions to turn a tile into a rail/road bridge ramp/middle part tron parents: 3196 diff changeset	260
4666 850b5b6e4bac (svn r6560) - Codechange: Minor fix; add missing #include guards and comments, and correct svn properties on bmp.[ch] peter1138 parents: 4158 diff changeset	261	#endif /* BRIDGE_MAP_H */

author	celestar
	Tue, 12 Jun 2007 11:56:35 +0000
branch	gamebalance
changeset 9908	0fa543611bbe
parent 6486	4f8af35b11eb
child 9624	b71483f2330f
permissions	-rw-r--r--