region: add `encloses' test for subregions
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@ -252,6 +252,15 @@ util::region<S,T>::intersection (region<S,T> rhs) const
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//-----------------------------------------------------------------------------
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//-----------------------------------------------------------------------------
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template <size_t S, typename T>
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template <size_t S, typename T>
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bool
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util::region<S,T>::encloses (const region<S,T> r) const noexcept
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{
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return all (p <= r.p) && all (p + e >= r.p + r.e);
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}
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///////////////////////////////////////////////////////////////////////////////
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template <size_t S, typename T>
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util::region<S,T>
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util::region<S,T>
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util::region<S,T>::inset (T mag) const
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util::region<S,T>::inset (T mag) const
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{
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{
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@ -83,6 +83,9 @@ namespace util {
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// Compute binary region combinations
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// Compute binary region combinations
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region intersection (region<S,T>) const;
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region intersection (region<S,T>) const;
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// Test if a region lies completely within our space
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bool encloses (region<S,T>) const noexcept;
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//---------------------------------------------------------------------
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//---------------------------------------------------------------------
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// Compute a region `mag` units into the region
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// Compute a region `mag` units into the region
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region inset (T mag) const;
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region inset (T mag) const;
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