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/* FireCommand.h
Copyright (c) 2021 by Michael Zahniser
Endless Sky 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, either version 3 of the License, or (at your option) any later version.
Endless Sky 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. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with
this program. If not, see <https://www.gnu.org/licenses/>.
*/
#pragma once
#include "Bitset.h"
#include <cstdint>
#include <vector>
// Class that represents firing commands from ships, which includes
// whether a weapon is currently firing and its turn (if any).
class FireCommand {
public:
// Sets the specified amount of hardpoints desired.
void SetHardpoints(size_t count);
// Assigns the subset of other to this class that is no larger than
// this command's hardpoint size.
void UpdateWith(const FireCommand &other) noexcept;
// Reset this to an empty command.
void Clear();
// Get or set the fire commands.
bool HasFire(int index) const noexcept;
void SetFire(int index) noexcept;
// Check if any weapons are firing.
bool IsFiring() const noexcept;
// Gets the current turn rate of the turret at the given weapon index.
double Aim(int index) const noexcept;
// Set the turn rate of the turret with the given weapon index. A value of
// -1 or 1 means to turn at the full speed the turret is capable of.
void SetAim(int index, double amount) noexcept;
private:
bool IsIndexValid(int index) const noexcept;
private:
// The weapon commands stores whether the given weapon is active.
Bitset weapon;
// Turret turn rates, reduced to 8 bits to save space.
std::vector<signed char> aim;
};
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