Method GetVariable

src/newgrf_industrytiles.cpp:62–103

virtual */

}

/* virtual */ uint32_t IndustryTileScopeResolver::GetVariable(uint8_t variable, [[maybe_unused]] uint32_t parameter, bool &available) const
{
	switch (variable) {
		/* Construction state of the tile: a value between 0 and 3 */
		case 0x40: return (IsTileType(this->tile, MP_INDUSTRY)) ? GetIndustryConstructionStage(this->tile) : 0;

		/* Terrain type */
		case 0x41: return GetTerrainType(this->tile);

		/* Current town zone of the tile in the nearest town */
		case 0x42: return to_underlying(GetTownRadiusGroup(ClosestTownFromTile(this->tile, UINT_MAX), this->tile));

		/* Relative position */
		case 0x43: return GetRelativePosition(this->tile, this->industry->location.tile);

		/* Animation frame. Like house variable 46 but can contain anything 0..FF. */
		case 0x44: return IsTileType(this->tile, MP_INDUSTRY) ? GetAnimationFrame(this->tile) : 0;

		/* Land info of nearby tiles */
		case 0x60: return GetNearbyIndustryTileInformation(parameter, this->tile,
				this->industry == nullptr ? (IndustryID)IndustryID::Invalid() : this->industry->index, true, this->ro.grffile->grf_version >= 8);

		/* Animation stage of nearby tiles */
		case 0x61: {
			TileIndex tile = GetNearbyTile(parameter, this->tile);
			if (IsTileType(tile, MP_INDUSTRY) && Industry::GetByTile(tile) == this->industry) {
				return GetAnimationFrame(tile);
			}
			return UINT_MAX;
		}

		/* Get industry tile ID at offset */
		case 0x62: return GetIndustryIDAtOffset(GetNearbyTile(parameter, this->tile), this->industry, this->ro.grffile->grfid);

		case 0x7A: return GetBadgeVariableResult(*this->ro.grffile, GetIndustryTileSpec(GetIndustryGfx(this->tile))->badges, parameter);
	}

	Debug(grf, 1, "Unhandled industry tile variable 0x{:X}", variable);

	available = false;
	return UINT_MAX;
}

/* virtual */ uint32_t IndustryTileScopeResolver::GetRandomBits() const
{