File diff r7581:0085036e989e → r7582:dfefb1216e6f
src/tunnelbridge_cmd.cpp
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@@ -23,24 +23,25 @@
 
#include "viewport.h"
 
#include "command.h"
 
#include "player.h"
 
#include "town.h"
 
#include "sound.h"
 
#include "variables.h"
 
#include "bridge.h"
 
#include "train.h"
 
#include "water_map.h"
 
#include "yapf/yapf.h"
 
#include "date.h"
 
#include "newgrf_sound.h"
 
#include "autoslope.h"
 

	
 
#include "table/bridge_land.h"
 

	
 
const Bridge orig_bridge[] = {
 
/*
 
	     year of availablity
 
	     |  minimum length
 
	     |  |   maximum length
 
	     |  |   |    price
 
	     |  |   |    |    maximum speed
 
	     |  |   |    |    |  sprite to use in GUI                string with description
 
	     |  |   |    |    |  |                                   |                            */
 
@@ -1407,24 +1408,48 @@ static uint32 VehicleEnter_TunnelBridge(
 
					v->u.road.frame = 0;
 
					return VETSB_ENTERED_WORMHOLE;
 
				}
 
			}
 
			return VETSB_CONTINUE;
 
		}
 
	}
 
	return VETSB_CONTINUE;
 
}
 

	
 
static CommandCost TerraformTile_TunnelBridge(TileIndex tile, uint32 flags, uint z_new, Slope tileh_new)
 
{
 
	if (_patches.build_on_slopes && AutoslopeEnabled() && IsBridge(tile)) {
 
		DiagDirection direction = GetBridgeRampDirection(tile);
 
		Axis axis = DiagDirToAxis(direction);
 
		CommandCost res;
 

	
 
		/* Check if new slope is valid for bridges in general (so we can savely call GetBridgeFoundation()) */
 
		if ((direction == DIAGDIR_NW) || (direction == DIAGDIR_NE)) {
 
			res = CheckBridgeSlopeSouth(axis, tileh_new);
 
		} else {
 
			res = CheckBridgeSlopeNorth(axis, tileh_new);
 
		}
 

	
 
		if (!CmdFailed(res)) {
 
			uint z_old;
 
			Slope tileh_old = GetTileSlope(tile, &z_old);
 

	
 
			z_old += ApplyFoundationToSlope(GetBridgeFoundation(tileh_old, axis), &tileh_old);
 
			z_new += ApplyFoundationToSlope(GetBridgeFoundation(tileh_new, axis), &tileh_new);
 

	
 
			/* Surface slope remains unchanged? */
 
			if ((z_old == z_new) && (tileh_old == tileh_new)) return _price.terraform;
 
		}
 
	}
 

	
 
	return DoCommand(tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
 
}
 

	
 
extern const TileTypeProcs _tile_type_tunnelbridge_procs = {
 
	DrawTile_TunnelBridge,           /* draw_tile_proc */
 
	GetSlopeZ_TunnelBridge,          /* get_slope_z_proc */
 
	ClearTile_TunnelBridge,          /* clear_tile_proc */
 
	GetAcceptedCargo_TunnelBridge,   /* get_accepted_cargo_proc */
 
	GetTileDesc_TunnelBridge,        /* get_tile_desc_proc */
 
	GetTileTrackStatus_TunnelBridge, /* get_tile_track_status_proc */
 
	ClickTile_TunnelBridge,          /* click_tile_proc */
 
	AnimateTile_TunnelBridge,        /* animate_tile_proc */