scriptrotation.h
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上传日期:2022-07-26
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- // scriptrotation.h
- //
- // Copyright (C) 2006, Chris Laurel <claurel@shatters.net>
- //
- // Interface for a Celestia rotation model implemented via a Lua script.
- //
- // This program 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 2
- // of the License, or (at your option) any later version.
- #ifndef _CELENGINE_SCRIPTROTATION_H_
- #define _CELENGINE_SCRIPTROTATION_H_
- #include <celengine/parser.h>
- #include <celengine/rotation.h>
- struct lua_State;
- class ScriptedRotation : public RotationModel
- {
- public:
- ScriptedRotation();
- ~ScriptedRotation();
- bool initialize(const std::string& moduleName,
- const std::string& funcName,
- Hash* parameters);
- virtual Quatd spin(double tjd) const;
- virtual bool isPeriodic() const;
- virtual double getPeriod() const;
- virtual void getValidRange(double& begin, double& end) const;
- private:
- lua_State* luaState;
- std::string luaRotationObjectName;
- double period;
- double validRangeBegin;
- double validRangeEnd;
- // Cached values
- mutable double lastTime;
- mutable Quatd lastOrientation;
- bool cacheable;
- };
- #endif // _CELENGINE_SCRIPTROTATION_H_