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27 lines
625 B
C++
27 lines
625 B
C++
#include "drape_frontend/animation/interpolations.hpp"
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#include "geometry/angles.hpp"
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namespace df
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{
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double InterpolateDouble(double startV, double endV, double t)
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{
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return startV + (endV - startV) * t;
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}
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m2::PointD InterpolatePoint(m2::PointD const & startPt, m2::PointD const & endPt, double t)
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{
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m2::PointD diff = endPt - startPt;
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return startPt + diff * t;
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}
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double InterpolateAngle(double startAngle, double endAngle, double t)
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{
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startAngle = ang::AngleIn2PI(startAngle);
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endAngle = ang::AngleIn2PI(endAngle);
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return startAngle + ang::GetShortestDistance(startAngle, endAngle) * t;
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}
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} // namespace df
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