src/subsidy_type.h

   1 /*
   2  * This file is part of OpenTTD.
   3  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
   4  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
   5  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
   6  */
   7
   8 /** @file subsidy_type.h basic types related to subsidies */
   9
  10 #ifndef SUBSIDY_TYPE_H
  11 #define SUBSIDY_TYPE_H
  12
  13 #include "core/enum_type.hpp"
  14
  15 /** What part of a subsidy is something? */
  16 enum PartOfSubsidy : uint8_t {
  17         POS_NONE =     0, ///< nothing
  18         POS_SRC = 1 << 0, ///< bit 0 set -> town/industry is source of subsidised path
  19         POS_DST = 1 << 1, ///< bit 1 set -> town/industry is destination of subsidised path
  20 };
  21 DECLARE_ENUM_AS_BIT_SET(PartOfSubsidy)
  22
  23 typedef uint16_t SubsidyID; ///< ID of a subsidy
  24 struct Subsidy;
  25
  26 #endif /* SUBSIDY_TYPE_H */