(svn r27676) -Codechange: Rename catenary functions, so that they refer unambiguously to either RoadCatenary or RailCatenary.

9 files changed, 48 insertions, 48 deletions

diff --git a/src/elrail.cpp b/src/elrail.cpp
index 1927be03e..ac3616161 100644
--- a/src/elrail.cpp
+++ b/src/elrail.cpp
@@ -89,7 +89,7 @@ static TrackBits GetRailTrackBitsUniversal(TileIndex t, byte *override)
 {
 	switch (GetTileType(t)) {
 		case MP_RAILWAY:
-			if (!HasCatenary(GetRailType(t))) return TRACK_BIT_NONE;
+			if (!HasRailCatenary(GetRailType(t))) return TRACK_BIT_NONE;
 			switch (GetRailTileType(t)) {
 				case RAIL_TILE_NORMAL: case RAIL_TILE_SIGNALS:
 					return GetTrackBits(t);
@@ -99,7 +99,7 @@ static TrackBits GetRailTrackBitsUniversal(TileIndex t, byte *override)
 			break;
 
 		case MP_TUNNELBRIDGE:
-			if (!HasCatenary(GetRailType(t))) return TRACK_BIT_NONE;
+			if (!HasRailCatenary(GetRailType(t))) return TRACK_BIT_NONE;
 			if (override != NULL && (IsTunnel(t) || GetTunnelBridgeLength(t, GetOtherBridgeEnd(t)) > 0)) {
 				*override = 1 << GetTunnelBridgeDirection(t);
 			}
@@ -107,12 +107,12 @@ static TrackBits GetRailTrackBitsUniversal(TileIndex t, byte *override)
 
 		case MP_ROAD:
 			if (!IsLevelCrossing(t)) return TRACK_BIT_NONE;
-			if (!HasCatenary(GetRailType(t))) return TRACK_BIT_NONE;
+			if (!HasRailCatenary(GetRailType(t))) return TRACK_BIT_NONE;
 			return GetCrossingRailBits(t);
 
 		case MP_STATION:
 			if (!HasStationRail(t)) return TRACK_BIT_NONE;
-			if (!HasCatenary(GetRailType(t))) return TRACK_BIT_NONE;
+			if (!HasRailCatenary(GetRailType(t))) return TRACK_BIT_NONE;
 			return TrackToTrackBits(GetRailStationTrack(t));
 
 		default:
@@ -135,7 +135,7 @@ static TrackBits MaskWireBits(TileIndex t, TrackBits tracks)
 		 * axis that still display wires to preserve visual continuity. */
 		TileIndex next_tile = TileAddByDiagDir(t, d);
 		RailType rt = GetTileRailType(next_tile);
-		if (rt == INVALID_RAILTYPE || !HasCatenary(rt) ||
+		if (rt == INVALID_RAILTYPE || !HasRailCatenary(rt) ||
 				((TrackStatusToTrackBits(GetTileTrackStatus(next_tile, TRANSPORT_RAIL, 0)) & DiagdirReachesTracks(d)) == TRACK_BIT_NONE &&
 				(!HasStationTileRail(next_tile) || GetRailStationAxis(next_tile) != DiagDirToAxis(d) || !CanStationTileHaveWires(next_tile)))) {
 			neighbour_tdb |= DiagdirReachesTrackdirs(ReverseDiagDir(d));
@@ -241,7 +241,7 @@ static int GetPCPElevation(TileIndex tile, DiagDirection PCPpos)
  *
  * @param ti The Tileinfo to draw the tile for
  */
-void DrawCatenaryOnTunnel(const TileInfo *ti)
+void DrawRailCatenaryOnTunnel(const TileInfo *ti)
 {
 	/* xmin, ymin, xmax + 1, ymax + 1 of BB */
 	static const int _tunnel_wire_BB[4][4] = {
@@ -255,7 +255,7 @@ void DrawCatenaryOnTunnel(const TileInfo *ti)
 
 	SpriteID wire_base = GetWireBase(ti->tile);
 
-	const SortableSpriteStruct *sss = &CatenarySpriteData_Tunnel[dir];
+	const SortableSpriteStruct *sss = &RailCatenarySpriteData_Tunnel[dir];
 	const int *BB_data = _tunnel_wire_BB[dir];
 	AddSortableSpriteToDraw(
 		wire_base + sss->image_offset, PAL_NONE, ti->x + sss->x_offset, ti->y + sss->y_offset,
@@ -270,7 +270,7 @@ void DrawCatenaryOnTunnel(const TileInfo *ti)
  * Draws wires and, if required, pylons on a given tile
  * @param ti The Tileinfo to draw the tile for
  */
-static void DrawCatenaryRailway(const TileInfo *ti)
+static void DrawRailCatenaryRailway(const TileInfo *ti)
 {
 	/* Pylons are placed on a tile edge, so we need to take into account
 	 * the track configuration of 2 adjacent tiles. trackconfig[0] stores the
@@ -379,7 +379,7 @@ static void DrawCatenaryRailway(const TileInfo *ti)
 		if (IsTileType(neighbour, MP_STATION) || IsTileType(neighbour, MP_ROAD)) tileh[TS_NEIGHBOUR] = SLOPE_FLAT;
 
 		/* Read the foundations if they are present, and adjust the tileh */
-		if (trackconfig[TS_NEIGHBOUR] != TRACK_BIT_NONE && IsTileType(neighbour, MP_RAILWAY) && HasCatenary(GetRailType(neighbour))) foundation = GetRailFoundation(tileh[TS_NEIGHBOUR], trackconfig[TS_NEIGHBOUR]);
+		if (trackconfig[TS_NEIGHBOUR] != TRACK_BIT_NONE && IsTileType(neighbour, MP_RAILWAY) && HasRailCatenary(GetRailType(neighbour))) foundation = GetRailFoundation(tileh[TS_NEIGHBOUR], trackconfig[TS_NEIGHBOUR]);
 		if (IsBridgeTile(neighbour)) {
 			foundation = GetBridgeFoundation(tileh[TS_NEIGHBOUR], DiagDirToAxis(GetTunnelBridgeDirection(neighbour)));
 		}
@@ -442,7 +442,7 @@ static void DrawCatenaryRailway(const TileInfo *ti)
 		}
 	}
 
-	/* The wire above the tunnel is drawn together with the tunnel-roof (see DrawCatenaryOnTunnel()) */
+	/* The wire above the tunnel is drawn together with the tunnel-roof (see DrawRailCatenaryOnTunnel()) */
 	if (IsTunnelTile(ti->tile)) return;
 
 	/* Don't draw a wire under a low bridge */
@@ -478,7 +478,7 @@ static void DrawCatenaryRailway(const TileInfo *ti)
 
 		assert(PCPconfig != 0); // We have a pylon on neither end of the wire, that doesn't work (since we have no sprites for that)
 		assert(!IsSteepSlope(tileh[TS_HOME]));
-		sss = &CatenarySpriteData[Wires[tileh_selector][t][PCPconfig]];
+		sss = &RailCatenarySpriteData[Wires[tileh_selector][t][PCPconfig]];
 
 		/*
 		 * The "wire"-sprite position is inside the tile, i.e. 0 <= sss->?_offset < TILE_SIZE.
@@ -498,7 +498,7 @@ static void DrawCatenaryRailway(const TileInfo *ti)
  *
  * @param ti The Tileinfo to draw the tile for
  */
-void DrawCatenaryOnBridge(const TileInfo *ti)
+void DrawRailCatenaryOnBridge(const TileInfo *ti)
 {
 	TileIndex end = GetSouthernBridgeEnd(ti->tile);
 	TileIndex start = GetOtherBridgeEnd(end);
@@ -511,15 +511,15 @@ void DrawCatenaryOnBridge(const TileInfo *ti)
 	Axis axis = GetBridgeAxis(ti->tile);
 	TLG tlg = GetTLG(ti->tile);
 
-	CatenarySprite offset = (CatenarySprite)(axis == AXIS_X ? 0 : WIRE_Y_FLAT_BOTH - WIRE_X_FLAT_BOTH);
+	RailCatenarySprite offset = (RailCatenarySprite)(axis == AXIS_X ? 0 : WIRE_Y_FLAT_BOTH - WIRE_X_FLAT_BOTH);
 
 	if ((length % 2) && num == length) {
 		/* Draw the "short" wire on the southern end of the bridge
 		 * only needed if the length of the bridge is odd */
-		sss = &CatenarySpriteData[WIRE_X_FLAT_BOTH + offset];
+		sss = &RailCatenarySpriteData[WIRE_X_FLAT_BOTH + offset];
 	} else {
 		/* Draw "long" wires on all other tiles of the bridge (one pylon every two tiles) */
-		sss = &CatenarySpriteData[WIRE_X_FLAT_SW + (num % 2) + offset];
+		sss = &RailCatenarySpriteData[WIRE_X_FLAT_SW + (num % 2) + offset];
 	}
 
 	height = GetBridgePixelHeight(end);
@@ -558,14 +558,14 @@ void DrawCatenaryOnBridge(const TileInfo *ti)
 /**
  * Draws overhead wires and pylons for electric railways.
  * @param ti The TileInfo struct of the tile being drawn
- * @see DrawCatenaryRailway
+ * @see DrawRailCatenaryRailway
  */
-void DrawCatenary(const TileInfo *ti)
+void DrawRailCatenary(const TileInfo *ti)
 {
 	switch (GetTileType(ti->tile)) {
 		case MP_RAILWAY:
 			if (IsRailDepot(ti->tile)) {
-				const SortableSpriteStruct *sss = &CatenarySpriteData_Depot[GetRailDepotDirection(ti->tile)];
+				const SortableSpriteStruct *sss = &RailCatenarySpriteData_Depot[GetRailDepotDirection(ti->tile)];
 
 				SpriteID wire_base = GetWireBase(ti->tile);
 
@@ -587,7 +587,7 @@ void DrawCatenary(const TileInfo *ti)
 
 		default: return;
 	}
-	DrawCatenaryRailway(ti);
+	DrawRailCatenaryRailway(ti);
 }
 
 bool SettingsDisableElrail(int32 p1)
diff --git a/src/elrail_func.h b/src/elrail_func.h
index 60cb782bb..5cdae20c5 100644
--- a/src/elrail_func.h
+++ b/src/elrail_func.h
@@ -20,7 +20,7 @@
  * Test if a rail type has catenary
  * @param rt Rail type to test
  */
-static inline bool HasCatenary(RailType rt)
+static inline bool HasRailCatenary(RailType rt)
 {
 	return HasBit(GetRailTypeInfo(rt)->flags, RTF_CATENARY);
 }
@@ -29,14 +29,14 @@ static inline bool HasCatenary(RailType rt)
  * Test if we should draw rail catenary
  * @param rt Rail type to test
  */
-static inline bool HasCatenaryDrawn(RailType rt)
+static inline bool HasRailCatenaryDrawn(RailType rt)
 {
-	return HasCatenary(rt) && !IsInvisibilitySet(TO_CATENARY) && !_settings_game.vehicle.disable_elrails;
+	return HasRailCatenary(rt) && !IsInvisibilitySet(TO_CATENARY) && !_settings_game.vehicle.disable_elrails;
 }
 
-void DrawCatenary(const TileInfo *ti);
-void DrawCatenaryOnTunnel(const TileInfo *ti);
-void DrawCatenaryOnBridge(const TileInfo *ti);
+void DrawRailCatenary(const TileInfo *ti);
+void DrawRailCatenaryOnTunnel(const TileInfo *ti);
+void DrawRailCatenaryOnBridge(const TileInfo *ti);
 
 bool SettingsDisableElrail(int32 p1); ///< _settings_game.disable_elrail callback
 
diff --git a/src/newgrf.cpp b/src/newgrf.cpp
index 6624e2bfd..3f4a8db6f 100644
--- a/src/newgrf.cpp
+++ b/src/newgrf.cpp
@@ -5584,7 +5584,7 @@ static const Action5Type _action5_types[] = {
 	/* 0x02 */ { A5BLOCK_INVALID,      0,                            0, 0,                                           "Type 0x02"                },
 	/* 0x03 */ { A5BLOCK_INVALID,      0,                            0, 0,                                           "Type 0x03"                },
 	/* 0x04 */ { A5BLOCK_ALLOW_OFFSET, SPR_SIGNALS_BASE,             1, PRESIGNAL_SEMAPHORE_AND_PBS_SPRITE_COUNT,    "Signal graphics"          },
-	/* 0x05 */ { A5BLOCK_ALLOW_OFFSET, SPR_ELRAIL_BASE,              1, ELRAIL_SPRITE_COUNT,                         "Catenary graphics"        },
+	/* 0x05 */ { A5BLOCK_ALLOW_OFFSET, SPR_ELRAIL_BASE,              1, ELRAIL_SPRITE_COUNT,                         "Rail catenary graphics"   },
 	/* 0x06 */ { A5BLOCK_ALLOW_OFFSET, SPR_SLOPES_BASE,              1, NORMAL_AND_HALFTILE_FOUNDATION_SPRITE_COUNT, "Foundation graphics"      },
 	/* 0x07 */ { A5BLOCK_INVALID,      0,                           75, 0,                                           "TTDP GUI graphics"        }, // Not used by OTTD.
 	/* 0x08 */ { A5BLOCK_ALLOW_OFFSET, SPR_CANALS_BASE,              1, CANALS_SPRITE_COUNT,                         "Canal graphics"           },
diff --git a/src/rail_cmd.cpp b/src/rail_cmd.cpp
index 2010f9b30..eda02481c 100644
--- a/src/rail_cmd.cpp
+++ b/src/rail_cmd.cpp
@@ -2394,7 +2394,7 @@ static void DrawTile_Track(TileInfo *ti)
 
 		if (HasBit(_display_opt, DO_FULL_DETAIL)) DrawTrackDetails(ti, rti);
 
-		if (HasCatenaryDrawn(GetRailType(ti->tile))) DrawCatenary(ti);
+		if (HasRailCatenaryDrawn(GetRailType(ti->tile))) DrawRailCatenary(ti);
 
 		if (HasSignals(ti->tile)) DrawSignals(ti->tile, rails, rti);
 	} else {
@@ -2469,7 +2469,7 @@ static void DrawTile_Track(TileInfo *ti)
 		int depot_sprite = GetCustomRailSprite(rti, ti->tile, RTSG_DEPOT);
 		relocation = depot_sprite != 0 ? depot_sprite - SPR_RAIL_DEPOT_SE_1 : rti->GetRailtypeSpriteOffset();
 
-		if (HasCatenaryDrawn(GetRailType(ti->tile))) DrawCatenary(ti);
+		if (HasRailCatenaryDrawn(GetRailType(ti->tile))) DrawRailCatenary(ti);
 
 		DrawRailTileSeq(ti, dts, TO_BUILDINGS, relocation, 0, _drawtile_track_palette);
 	}
diff --git a/src/road_cmd.cpp b/src/road_cmd.cpp
index aa445eb91..ddd8bd0e9 100644
--- a/src/road_cmd.cpp
+++ b/src/road_cmd.cpp
@@ -1191,7 +1191,7 @@ static bool DrawRoadAsSnowDesert(TileIndex tile, Roadside roadside)
  * @param ti   information about the tile (slopes, height etc)
  * @param tram the roadbits for the tram
  */
-void DrawTramCatenary(const TileInfo *ti, RoadBits tram)
+void DrawRoadCatenary(const TileInfo *ti, RoadBits tram)
 {
 	/* Do not draw catenary if it is invisible */
 	if (IsInvisibilitySet(TO_CATENARY)) return;
@@ -1298,7 +1298,7 @@ static void DrawRoadBits(TileInfo *ti)
 		return;
 	}
 
-	if (tram != ROAD_NONE) DrawTramCatenary(ti, tram);
+	if (tram != ROAD_NONE) DrawRoadCatenary(ti, tram);
 
 	/* Return if full detail is disabled, or we are zoomed fully out. */
 	if (!HasBit(_display_opt, DO_FULL_DETAIL) || _cur_dpi->zoom > ZOOM_LVL_DETAIL) return;
@@ -1388,9 +1388,9 @@ static void DrawTile_Road(TileInfo *ti)
 
 			if (HasTileRoadType(ti->tile, ROADTYPE_TRAM)) {
 				DrawGroundSprite(SPR_TRAMWAY_OVERLAY + (GetCrossingRoadAxis(ti->tile) ^ 1), pal);
-				DrawTramCatenary(ti, GetCrossingRoadBits(ti->tile));
+				DrawRoadCatenary(ti, GetCrossingRoadBits(ti->tile));
 			}
-			if (HasCatenaryDrawn(GetRailType(ti->tile))) DrawCatenary(ti);
+			if (HasRailCatenaryDrawn(GetRailType(ti->tile))) DrawRailCatenary(ti);
 			break;
 		}
 
diff --git a/src/road_internal.h b/src/road_internal.h
index c8cae8422..8da909e94 100644
--- a/src/road_internal.h
+++ b/src/road_internal.h
@@ -19,6 +19,6 @@ RoadBits CleanUpRoadBits(const TileIndex tile, RoadBits org_rb);
 
 CommandCost CheckAllowRemoveRoad(TileIndex tile, RoadBits remove, Owner owner, RoadType rt, DoCommandFlag flags, bool town_check = true);
 
-void DrawTramCatenary(const TileInfo *ti, RoadBits tram);
+void DrawRoadCatenary(const TileInfo *ti, RoadBits tram);
 
 #endif /* ROAD_INTERNAL_H */
diff --git a/src/station_cmd.cpp b/src/station_cmd.cpp
index eb90c29ab..5883afc08 100644
--- a/src/station_cmd.cpp
+++ b/src/station_cmd.cpp
@@ -2897,12 +2897,12 @@ draw_default_foundation:
 		}
 	}
 
-	if (HasStationRail(ti->tile) && HasCatenaryDrawn(GetRailType(ti->tile))) DrawCatenary(ti);
+	if (HasStationRail(ti->tile) && HasRailCatenaryDrawn(GetRailType(ti->tile))) DrawRailCatenary(ti);
 
 	if (HasBit(roadtypes, ROADTYPE_TRAM)) {
 		Axis axis = GetRoadStopDir(ti->tile) == DIAGDIR_NE ? AXIS_X : AXIS_Y;
 		DrawGroundSprite((HasBit(roadtypes, ROADTYPE_ROAD) ? SPR_TRAMWAY_OVERLAY : SPR_TRAMWAY_TRAM) + (axis ^ 1), PAL_NONE);
-		DrawTramCatenary(ti, axis == AXIS_X ? ROAD_X : ROAD_Y);
+		DrawRoadCatenary(ti, axis == AXIS_X ? ROAD_X : ROAD_Y);
 	}
 
 	if (IsRailWaypoint(ti->tile)) {
diff --git a/src/table/elrail_data.h b/src/table/elrail_data.h
index 156f0e941..102ad4264 100644
--- a/src/table/elrail_data.h
+++ b/src/table/elrail_data.h
@@ -331,7 +331,7 @@ static const uint ELRAIL_ELEVATION = 10;
 /** Wires that a draw one level higher than the north corner. */
 static const uint ELRAIL_ELEVRAISE = ELRAIL_ELEVATION + TILE_HEIGHT;
 
-static const SortableSpriteStruct CatenarySpriteData[] = {
+static const SortableSpriteStruct RailCatenarySpriteData[] = {
 /* X direction
 	 * Flat tiles:
 		 * Wires */
@@ -392,14 +392,14 @@ static const SortableSpriteStruct CatenarySpriteData[] = {
 	{ WSO_EW_E,         15,  8,  3,  3,  1, ELRAIL_ELEVATION }  //!33: LOWER trackbit wire, pylon on both ends
 };
 
-static const SortableSpriteStruct CatenarySpriteData_Depot[] = {
+static const SortableSpriteStruct RailCatenarySpriteData_Depot[] = {
 	{ WSO_ENTRANCE_NE,   0,  7, 15,  1,  1, ELRAIL_ELEVATION }, //! Wire for NE depot exit
 	{ WSO_ENTRANCE_SE,   7,  0,  1, 15,  1, ELRAIL_ELEVATION }, //! Wire for SE depot exit
 	{ WSO_ENTRANCE_SW,   0,  7, 15,  1,  1, ELRAIL_ELEVATION }, //! Wire for SW depot exit
 	{ WSO_ENTRANCE_NW,   7,  0,  1, 15,  1, ELRAIL_ELEVATION }  //! Wire for NW depot exit
 };
 
-static const SortableSpriteStruct CatenarySpriteData_Tunnel[] = {
+static const SortableSpriteStruct RailCatenarySpriteData_Tunnel[] = {
 	{ WSO_ENTRANCE_NE,   0,  7, 15,  1,  1, ELRAIL_ELEVATION }, //! Wire for NE tunnel exit
 	{ WSO_ENTRANCE_SE,   7,  0,  1, 15,  1, ELRAIL_ELEVATION }, //! Wire for SE tunnel exit
 	{ WSO_ENTRANCE_SW,   0,  7, 15,  1,  1, ELRAIL_ELEVATION }, //! Wire for SW tunnel exit
@@ -419,7 +419,7 @@ static const SortableSpriteStruct CatenarySpriteData_Tunnel[] = {
  * <li>Position of the Pylon relative to the track</li>
  * <li>Position of the Pylon inside the tile</li></ol>
  */
-enum CatenarySprite {
+enum RailCatenarySprite {
 	WIRE_X_FLAT_SW,
 	WIRE_X_FLAT_NE,
 	WIRE_X_FLAT_BOTH,
@@ -471,7 +471,7 @@ enum CatenarySprite {
  * c) the second
  * d) both
  * PCP exists.*/
-static const CatenarySprite Wires[5][TRACK_END][4] = {
+static const RailCatenarySprite Wires[5][TRACK_END][4] = {
 	{ // Tileh == 0
 		{INVALID_CATENARY, WIRE_X_FLAT_NE,   WIRE_X_FLAT_SW,   WIRE_X_FLAT_BOTH},
 		{INVALID_CATENARY, WIRE_Y_FLAT_SE,   WIRE_Y_FLAT_NW,   WIRE_Y_FLAT_BOTH},
diff --git a/src/tunnelbridge_cmd.cpp b/src/tunnelbridge_cmd.cpp
index 5f2534b58..677cf9975 100644
--- a/src/tunnelbridge_cmd.cpp
+++ b/src/tunnelbridge_cmd.cpp
@@ -1216,14 +1216,14 @@ static void DrawTile_TunnelBridge(TileInfo *ti)
 				}
 			}
 
-			if (HasCatenaryDrawn(GetRailType(ti->tile))) {
+			if (HasRailCatenaryDrawn(GetRailType(ti->tile))) {
 				/* Maybe draw pylons on the entry side */
-				DrawCatenary(ti);
+				DrawRailCatenary(ti);
 
 				catenary = true;
 				StartSpriteCombine();
 				/* Draw wire above the ramp */
-				DrawCatenaryOnTunnel(ti);
+				DrawRailCatenaryOnTunnel(ti);
 			}
 		}
 
@@ -1341,8 +1341,8 @@ static void DrawTile_TunnelBridge(TileInfo *ti)
 			}
 
 			EndSpriteCombine();
-			if (HasCatenaryDrawn(GetRailType(ti->tile))) {
-				DrawCatenary(ti);
+			if (HasRailCatenaryDrawn(GetRailType(ti->tile))) {
+				DrawRailCatenary(ti);
 			}
 		}
 
@@ -1392,7 +1392,7 @@ void DrawBridgeMiddle(const TileInfo *ti)
 {
 	/* Sectional view of bridge bounding boxes:
 	 *
-	 *  1           2                                1,2 = SpriteCombine of Bridge front/(back&floor) and TramCatenary
+	 *  1           2                                1,2 = SpriteCombine of Bridge front/(back&floor) and RoadCatenary
 	 *  1           2                                  3 = empty helper BB
 	 *  1     7     2                                4,5 = pillars under higher bridges
 	 *  1 6 88888 6 2                                  6 = elrail-pylons
@@ -1491,8 +1491,8 @@ void DrawBridgeMiddle(const TileInfo *ti)
 
 		EndSpriteCombine();
 
-		if (HasCatenaryDrawn(GetRailType(rampsouth))) {
-			DrawCatenaryOnBridge(ti);
+		if (HasRailCatenaryDrawn(GetRailType(rampsouth))) {
+			DrawRailCatenaryOnBridge(ti);
 		}
 	}