Clock.hpp

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/*
Copyright (C) 2012,2019,2025,2026 Rodrigo Jose Hernandez Cordoba
 
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
 
    http://www.apache.org/licenses/LICENSE-2.0
 
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
#ifndef AEONGAMES_CLOCK_H
#define AEONGAMES_CLOCK_H
 
#include <cstdint>
#include "aeongames/Platform.hpp"
 
namespace AeonGames
{
    class Clock
    {
    public:
        DLL Clock();
        DLL explicit Clock ( double starttime );
        DLL uint64_t GetTime() const;
        DLL double GetDelta ( const Clock& clock );
        DLL double GetDelta ( const uint64_t& start_time );

        DLL void Update ( double seconds );
        DLL void Pause ( bool pause = true );
        DLL bool IsPaused();
        DLL void SetTimeScale ( double timescale );
        DLL double GetTimeScale();
        DLL void SingleStep();
    private:
        uint64_t mTime;
        double    mScale;
        bool     mPaused;
    };
}
#endif