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87 lines
2.4 KiB
C++
87 lines
2.4 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef TITANIC_FLIGHT_MANAGER_BASE_H
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#define TITANIC_FLIGHT_MANAGER_BASE_H
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#include "titanic/star_control/fvector.h"
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#include "titanic/star_control/orientation_changer.h"
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#include "common/array.h"
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namespace Titanic {
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#define GAMMA_TABLE_SIZE 32
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class CErrorCode;
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class FMatrix;
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enum MoverState { NOT_ACTIVE = 0, MOVING = 1, DONE_MOVING = 2 };
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/**
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* Base class for flight manager handling automated movement
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*/
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class CFlightManagerBase {
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protected:
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bool _active;
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FVector _srcPos, _destPos;
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double _distance;
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FVector _direction;
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bool _flight;
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double _step;
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double _step1;
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int _accCount;
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int _traCount;
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int _decCount;
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int _totCount;
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double _gammaTable[GAMMA_TABLE_SIZE];
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double _currentSpin;
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double _spinStep;
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COrientationChanger _orientationChanger;
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public:
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CFlightManagerBase();
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virtual ~CFlightManagerBase() {}
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/**
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* Clear src and dest orientation and set some default values for other fields
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*/
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void clear();
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/**
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* Setup a transition to from one position to another
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*/
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void setPath(const FVector &from, const FVector &to);
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/**
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* Applys speeds to the mover. More than one application is usually done for several transitions
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*/
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virtual MoverState move(CErrorCode &errorCode, FVector &pos, FMatrix &orientation) { return DONE_MOVING; }
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/**
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* Given a distance to cover, builds an acceleration table for the journey
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*/
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virtual void buildMotionTable(int sustain, int decay, float distance);
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bool isActive() const { return _active; }
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};
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} // End of namespace Titanic
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#endif /* TITANIC_FLIGHT_MANAGER_BASE_H */
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