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Make FifoQueue take advantage of rvalue references to avoid std::vector copies.

This commit is contained in:
Jordan Woyak 2013-04-04 19:34:50 -05:00
parent 99da297951
commit 71f4bf25a7
1 changed files with 5 additions and 4 deletions
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9
Source/Core/Common/Src/FifoQueue.h
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@ -36,15 +36,16 @@ public:
return (0 == m_size); return (0 == m_size);
} }
const T& Front() const T& Front() const
{ {
return *m_read_ptr->current; return *m_read_ptr->current;
} }
void Push(const T& t) template <typename Arg>
void Push(Arg&& t)
{ {
// create the element, add it to the queue // create the element, add it to the queue
m_write_ptr->current = new T(t); m_write_ptr->current = new T(std::forward<Arg>(t));
// set the next pointer to a new element ptr // set the next pointer to a new element ptr
// then advance the write pointer // then advance the write pointer
m_write_ptr = m_write_ptr->next = new ElementPtr(); m_write_ptr = m_write_ptr->next = new ElementPtr();
@ -67,7 +68,7 @@ public:
if (Empty()) if (Empty())
return false; return false;
t = Front(); t = std::move(Front());
Pop(); Pop();
return true; return true;