static void DrawTileLayout(const TileInfo *ti, const TileLayoutSpriteGroup *group, byte stage, HouseID house_id)
{
const DrawTileSprites *dts = group->ProcessRegisters(&stage);
const HouseSpec *hs = HouseSpec::Get(house_id);
PaletteID palette = hs->random_colour[TileHash2Bit(ti->x, ti->y)] + PALETTE_RECOLOUR_START;
if (HasBit(hs->callback_mask, CBM_HOUSE_COLOUR)) {
uint16 callback = GetHouseCallback(CBID_HOUSE_COLOUR, 0, 0, house_id, Town::GetByTile(ti->tile), ti->tile);
if (callback != CALLBACK_FAILED) {
/* If bit 14 is set, we should use a 2cc colour map, else use the callback value. */
palette = HasBit(callback, 14) ? GB(callback, 0, 8) + SPR_2CCMAP_BASE : callback;
}
}
SpriteID image = dts->ground.sprite;
PaletteID pal = dts->ground.pal;
if (HasBit(image, SPRITE_MODIFIER_CUSTOM_SPRITE)) image += stage;
if (HasBit(pal, SPRITE_MODIFIER_CUSTOM_SPRITE)) pal += stage;
if (GB(image, 0, SPRITE_WIDTH) != 0) {
DrawGroundSprite(image, GroundSpritePaletteTransform(image, pal, palette));
}
DrawNewGRFTileSeq(ti, dts, TO_HOUSES, stage, palette);
}
/**
* Draw representation of a station tile for GUI purposes.
* @param x Position x of image.
* @param y Position y of image.
* @param axis Axis.
* @param railtype Rail type.
* @param sclass, station Type of station.
* @param station station ID
* @return True if the tile was drawn (allows for fallback to default graphic)
*/
bool DrawStationTile(int x, int y, RailType railtype, Axis axis, StationClassID sclass, uint station)
{
const StationSpec *statspec;
const DrawTileSprites *sprites;
const RailtypeInfo *rti = GetRailTypeInfo(railtype);
PaletteID palette = COMPANY_SPRITE_COLOUR(_local_company);
uint tile = 2;
statspec = StationClass::Get(sclass, station);
if (statspec == NULL) return false;
uint relocation = GetCustomStationRelocation(statspec, NULL, INVALID_TILE);
if (HasBit(statspec->callback_mask, CBM_STATION_SPRITE_LAYOUT)) {
uint16 callback = GetStationCallback(CBID_STATION_SPRITE_LAYOUT, 0x2110000, 0, statspec, NULL, INVALID_TILE);
if (callback != CALLBACK_FAILED) tile = callback;
}
if (statspec->renderdata == NULL) {
sprites = GetStationTileLayout(STATION_RAIL, tile + axis);
} else {
sprites = &statspec->renderdata[(tile < statspec->tiles) ? tile + axis : (uint)axis];
}
SpriteID image = sprites->ground.sprite;
PaletteID pal = sprites->ground.pal;
if (HasBit(image, SPRITE_MODIFIER_CUSTOM_SPRITE)) {
image += GetCustomStationGroundRelocation(statspec, NULL, INVALID_TILE);
image += rti->custom_ground_offset;
} else {
image += rti->total_offset;
}
DrawSprite(image, GroundSpritePaletteTransform(image, pal, palette), x, y);
DrawRailTileSeqInGUI(x, y, sprites, rti->total_offset, relocation, palette);
return true;
}