osb/source/game/StarInterpolationTracker.hpp
2023-06-20 14:33:09 +10:00

43 lines
1.0 KiB
C++

#ifndef STAR_WORLD_INTERPOLATION_TRACKER_HPP
#define STAR_WORLD_INTERPOLATION_TRACKER_HPP
#include "StarJson.hpp"
namespace Star {
class InterpolationTracker {
public:
InterpolationTracker(Json config = Json());
// Should interpolation be enabled on entities at all? If this is false,
// extrapolationHint and interpolationLead will always return 0.
bool interpolationEnabled() const;
unsigned extrapolationHint() const;
// Steps in between entity updates
unsigned entityUpdateDelta() const;
void receiveStepUpdate(double remoteStep);
void update(double newLocalStep);
// Lead steps that incoming interpolated data as of this moment should be
// marked for. If interpolation is disabled, this is always 0.0
float interpolationLeadSteps() const;
private:
bool m_interpolationEnabled;
unsigned m_entityUpdateDelta;
unsigned m_stepLead;
unsigned m_extrapolationHint;
double m_stepTrackFactor;
double m_stepMaxDistance;
double m_currentStep;
Maybe<double> m_lastStepUpdate;
Maybe<double> m_predictedStep;
};
}
#endif