mirror of https://github.com/OpenTTD/OpenTTD.git
(svn r22454) -Codechange: Deduplicate GetCustomStationGroundRelocation() into GetCustomStationRelocation() and only call it if actually needed.
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@ -576,28 +576,21 @@ static const SpriteGroup *ResolveStation(ResolverObject *object)
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return SpriteGroup::Resolve(group, object);
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}
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SpriteID GetCustomStationRelocation(const StationSpec *statspec, const BaseStation *st, TileIndex tile)
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/**
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* Resolve sprites for drawing a station tile.
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* @param statspec Station spec
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* @param st Station (NULL in GUI)
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* @param tile Station tile being drawn (INVALID_TILE in GUI)
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* @param var10 Value to put in variable 10; normally 0; 1 when resolving the groundsprite and SSF_SEPARATE_GROUND is set.
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* @return First sprite of the Action 1 spriteset ot use, minus an offset of 0x42D to accommodate for weird NewGRF specs.
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*/
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SpriteID GetCustomStationRelocation(const StationSpec *statspec, const BaseStation *st, TileIndex tile, uint32 var10)
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{
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const SpriteGroup *group;
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ResolverObject object;
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NewStationResolver(&object, statspec, st, tile);
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group = ResolveStation(&object);
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if (group == NULL || group->type != SGT_RESULT) return 0;
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return group->GetResult() - 0x42D;
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}
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SpriteID GetCustomStationGroundRelocation(const StationSpec *statspec, const BaseStation *st, TileIndex tile)
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{
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const SpriteGroup *group;
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ResolverObject object;
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NewStationResolver(&object, statspec, st, tile);
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if (HasBit(statspec->flags, SSF_SEPARATE_GROUND)) {
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object.callback_param1 = 1; // Indicate we are resolving the ground sprite
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}
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object.callback_param1 = var10;
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group = ResolveStation(&object);
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if (group == NULL || group->type != SGT_RESULT) return 0;
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@ -777,7 +770,12 @@ bool DrawStationTile(int x, int y, RailType railtype, Axis axis, StationClassID
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SpriteID image = sprites->ground.sprite;
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PaletteID pal = sprites->ground.pal;
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if (HasBit(image, SPRITE_MODIFIER_CUSTOM_SPRITE)) {
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image += GetCustomStationGroundRelocation(statspec, NULL, INVALID_TILE);
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if (HasBit(statspec->flags, SSF_SEPARATE_GROUND)) {
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/* Use separate action 1-2-3 chain for ground sprite */
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image += GetCustomStationRelocation(statspec, NULL, INVALID_TILE, 1);
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} else {
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image += relocation;
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}
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image += rti->fallback_railtype;
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} else {
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image += rti->GetRailtypeSpriteOffset();
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@ -111,11 +111,7 @@ const StationSpec *GetStationSpec(TileIndex t);
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/* Evaluate a tile's position within a station, and return the result a bitstuffed format. */
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uint32 GetPlatformInfo(Axis axis, byte tile, int platforms, int length, int x, int y, bool centred);
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/* Get sprite offset for a given custom station and station structure (may be
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* NULL - that means we are in a build dialog). The station structure is used
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* for variational sprite groups. */
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SpriteID GetCustomStationRelocation(const StationSpec *statspec, const BaseStation *st, TileIndex tile);
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SpriteID GetCustomStationGroundRelocation(const StationSpec *statspec, const BaseStation *st, TileIndex tile);
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SpriteID GetCustomStationRelocation(const StationSpec *statspec, const BaseStation *st, TileIndex tile, uint32 var10 = 0);
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SpriteID GetCustomStationFoundationRelocation(const StationSpec *statspec, const BaseStation *st, TileIndex tile, uint layout, uint edge_info);
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uint16 GetStationCallback(CallbackID callback, uint32 param1, uint32 param2, const StationSpec *statspec, const BaseStation *st, TileIndex tile);
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@ -2678,7 +2678,12 @@ draw_default_foundation:
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}
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} else {
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if (HasBit(image, SPRITE_MODIFIER_CUSTOM_SPRITE)) {
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image += GetCustomStationGroundRelocation(statspec, st, ti->tile);
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if (HasBit(statspec->flags, SSF_SEPARATE_GROUND)) {
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/* Use separate action 1-2-3 chain for ground sprite */
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image += GetCustomStationRelocation(statspec, st, ti->tile, 1);
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} else {
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image += relocation;
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}
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image += custom_ground_offset;
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} else {
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image += total_offset;
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