cpp/openttd-patchpack/source Changeset - r17668:e0ec608a58fa

Changeset - r17668:e0ec608a58fa

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frosch - 14 years ago 2011-05-14 12:38:10
frosch@openttd.org

(svn r22453) -Feature(ette): Implement variable 18 for custom station foundations.

3 files changed with 26 insertions and 12 deletions:

src/newgrf_station.cpp

src/newgrf_station.h

src/station_cmd.cpp

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src/newgrf_station.cpp

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@@ @@ -604,14 +604,23 @@ SpriteID GetCustomStationGroundRelocatio @@
 	return group->GetResult() - 0x42D;
+}
 SpriteID GetCustomStationFoundationRelocation(const StationSpec *statspec, const BaseStation *st, TileIndex tile)
 /**
  * Resolve the sprites for custom station foundations.
  * @param statspec Station spec
  * @param st Station
  * @param tile Station tile being drawn
  * @param layout Spritelayout as returned by previous callback
  * @param edge_info Information about northern tile edges; whether they need foundations or merge into adjacent tile's foundations.
  * @return First sprite of a set of foundation sprites for various slopes.
  */
 SpriteID GetCustomStationFoundationRelocation(const StationSpec *statspec, const BaseStation *st, TileIndex tile, uint layout, uint edge_info)
+{
 	const SpriteGroup *group;
 	ResolverObject object;
 	NewStationResolver(&object, statspec, st, tile);
 	object.callback_param1 = 2; // Indicate we are resolving the foundation sprites
 	object.callback_param2 = layout | (edge_info << 16);
 	ClearRegister(0x100);
 	group = ResolveStation(&object);

src/newgrf_station.h

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@@ @@ -116,7 +116,7 @@ uint32 GetPlatformInfo(Axis axis, byte t @@
  * for variational sprite groups. */
 SpriteID GetCustomStationRelocation(const StationSpec *statspec, const BaseStation *st, TileIndex tile);
 SpriteID GetCustomStationGroundRelocation(const StationSpec *statspec, const BaseStation *st, TileIndex tile);
 SpriteID GetCustomStationFoundationRelocation(const StationSpec *statspec, const BaseStation *st, TileIndex tile);
+SpriteID GetCustomStationFoundationRelocation(const StationSpec *statspec, const BaseStation *st, TileIndex tile, uint layout, uint edge_info);
 uint16 GetStationCallback(CallbackID callback, uint32 param1, uint32 param2, const StationSpec *statspec, const BaseStation *st, TileIndex tile);
 /* Allocate a StationSpec to a Station. This is called once per build operation. */

src/station_cmd.cpp

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@@ @@ -2503,6 +2503,7 @@ static void DrawTile_Station(TileInfo *t @@
 	uint32 relocation = 0;
 	const BaseStation *st = NULL;
 	const StationSpec *statspec = NULL;
 	uint tile_layout = 0;
 	if (HasStationRail(ti->tile)) {
 		rti = GetRailTypeInfo(GetRailType(ti->tile));
@@ @@ -2516,18 +2517,18 @@ static void DrawTile_Station(TileInfo *t @@
 			statspec = st->speclist[GetCustomStationSpecIndex(ti->tile)].spec;
 			if (statspec != NULL) {
-				uint tile = GetStationGfx(ti->tile);
+				tile_layout = GetStationGfx(ti->tile);
 				relocation = GetCustomStationRelocation(statspec, st, ti->tile);
 				if (HasBit(statspec->callback_mask, CBM_STATION_SPRITE_LAYOUT)) {
 					uint16 callback = GetStationCallback(CBID_STATION_SPRITE_LAYOUT, 0, 0, statspec, st, ti->tile);
-					if (callback != CALLBACK_FAILED) tile = (callback & ~1) + GetRailStationAxis(ti->tile);
+					if (callback != CALLBACK_FAILED) tile_layout = (callback & ~1) + GetRailStationAxis(ti->tile);
+				}
 				/* Ensure the chosen tile layout is valid for this custom station */
 				if (statspec->renderdata != NULL) {
-					t = &statspec->renderdata[tile < statspec->tiles ? tile : (uint)GetRailStationAxis(ti->tile)];
+					t = &statspec->renderdata[tile_layout < statspec->tiles ? tile_layout : (uint)GetRailStationAxis(ti->tile)];
+				}
+			}
+		}
@@ @@ -2583,8 +2584,14 @@ static void DrawTile_Station(TileInfo *t @@
 	/* don't show foundation for docks */
 	if (ti->tileh != SLOPE_FLAT && !IsDock(ti->tile)) {
 		if (statspec != NULL && HasBit(statspec->flags, SSF_CUSTOM_FOUNDATIONS)) {
 			/* Station has custom foundations. */
 			SpriteID image = GetCustomStationFoundationRelocation(statspec, st, ti->tile);
 			/* Station has custom foundations.
 			 * Check whether the foundation continues beyond the tile's upper sides. */
 			uint edge_info = 0;
 			uint z;
 			Slope slope = GetFoundationSlope(ti->tile, &z);
 			if (!HasFoundationNW(ti->tile, slope, z)) SetBit(edge_info, 0);
 			if (!HasFoundationNE(ti->tile, slope, z)) SetBit(edge_info, 1);
 			SpriteID image = GetCustomStationFoundationRelocation(statspec, st, ti->tile, tile_layout, edge_info);
 			if (HasBit(statspec->flags, SSF_EXTENDED_FOUNDATIONS)) {
 				/* Station provides extended foundations. */
@@ @@ -2617,10 +2624,8 @@ static void DrawTile_Station(TileInfo *t @@
 				/* If foundations continue beyond the tile's upper sides then
 				 * mask out the last two pieces. */
 				uint z;
 				Slope slope = GetFoundationSlope(ti->tile, &z);
 				if (!HasFoundationNW(ti->tile, slope, z)) ClrBit(parts, 6);
 				if (!HasFoundationNE(ti->tile, slope, z)) ClrBit(parts, 7);
 				if (HasBit(edge_info, 0)) ClrBit(parts, 6);
 				if (HasBit(edge_info, 1)) ClrBit(parts, 7);
 				if (parts == 0) {
 					/* We always have to draw at least one sprite to make sure there is a boundingbox and a sprite with the

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