cpp/openttd-patchpack/source Files · src/bridge.h

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r8781:bd977c904a17 1.6 KiB text/x-c Show Annotation Show as Raw Download as Raw

bjarni

(svn r12482) -Fix: [build train] we don't need to have a depot in order to just check the price of a rail vehicle so don't check for compatible rails on the tile either
also wagons will only need tracks they can drive on in order to be build so there is no reason to check for power in the depot

/* $Id$ */

/** @file bridge.h Header file for bridges */

#ifndef BRIDGE_H
#define BRIDGE_H

#include "gfx_type.h"
#include "direction_type.h"
#include "tile_cmd.h"

enum {
	MAX_BRIDGES = 13
};

typedef uint BridgeType;

/** Struct containing information about a single bridge type
 */
struct BridgeSpec {
	Year avail_year;             ///< the year where it becomes available
	byte min_length;             ///< the minimum length (not counting start and end tile)
	byte max_length;             ///< the maximum length (not counting start and end tile)
	uint16 price;                ///< the price multiplier
	uint16 speed;                ///< maximum travel speed
	SpriteID sprite;             ///< the sprite which is used in the GUI
	SpriteID pal;                ///< the palette which is used in the GUI
	StringID material;           ///< the string that contains the bridge description
	StringID transport_name[2];  ///< description of the bridge, when built for road or rail
	PalSpriteID **sprite_table;  ///< table of sprites for drawing the bridge
	byte flags;                  ///< bit 0 set: disable drawing of far pillars.
};

extern BridgeSpec _bridge[MAX_BRIDGES];

Foundation GetBridgeFoundation(Slope tileh, Axis axis);
bool HasBridgeFlatRamp(Slope tileh, Axis axis);

static inline const BridgeSpec *GetBridgeSpec(BridgeType i)
{
	assert(i < lengthof(_bridge));
	return &_bridge[i];
}

void DrawBridgeMiddle(const TileInfo *ti);

bool CheckBridge_Stuff(BridgeType bridge_type, uint bridge_len);
int CalcBridgeLenCostFactor(int x);

void ResetBridges();

#endif /* BRIDGE_H */