Abstract Trajectory #1289
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Abstract Trajectory #1289
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pleroy
reviewed
Mar 26, 2017
physics/continuous_trajectory.hpp
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| Hint* hint) const; | ||
| // Implementation of the interface |Trajectory|. | ||
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| using TrajectoryHint = Trajectory<Frame>::Hint; |
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I don't like this name, I'd rather have Trajectory<Frame>::Hint in the few places where it's used.
| CHECK(it != series_.end()); | ||
| if (hint != nullptr) { | ||
| hint->index_ = it - series_.cbegin(); | ||
| Trajectory<Frame>::Hint* const hint) const { |
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See? Trajectory<Frame>::Hint is much better than TrajectoryHint.
physics/trajectory.hpp
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| virtual Instant t_max() const = 0; | ||
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| // Gets a |Hint| of the appropriate derived type. | ||
| virtual not_null<std::unique_ptr<Hint>> GetHint() const = 0; |
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Call this NewHint, it makes it clearer that this is a factory. Otherwise one is left wondering where it "gets" it from.
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retest this please |
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Two interfaces.