src/effectvehicle_base.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 effectvehicle_base.h Base class for all effect vehicles. */
   9
  10 #ifndef EFFECTVEHICLE_BASE_H
  11 #define EFFECTVEHICLE_BASE_H
  12
  13 #include "vehicle_base.h"
  14 #include "transparency.h"
  15
  16 /**
  17  * A special vehicle is one of the following:
  18  *  - smoke
  19  *  - electric sparks for trains
  20  *  - explosions
  21  *  - bulldozer (road works)
  22  *  - bubbles (industry)
  23  */
  24 struct EffectVehicle final : public SpecializedVehicle<EffectVehicle, VEH_EFFECT> {
  25         uint16_t animation_state;  ///< State primarily used to change the graphics/behaviour.
  26         uint8_t animation_substate; ///< Sub state to time the change of the graphics/behaviour.
  27
  28         /** We don't want GCC to zero our struct! It already is zeroed and has an index! */
  29         EffectVehicle() : SpecializedVehicleBase() {}
  30         /** We want to 'destruct' the right class. */
  31         virtual ~EffectVehicle() = default;
  32
  33         void UpdateDeltaXY() override;
  34         bool Tick() override;
  35         TransparencyOption GetTransparencyOption() const;
  36 };
  37
  38 #endif /* EFFECTVEHICLE_BASE_H */