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efficiency improvement

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[SVN r33745]
This commit is contained in:
Robert Ramey
2006-04-19 15:50:41 +00:00
parent 757e0319de
commit 8a4a9fe353
1 changed files with 20 additions and 18 deletions
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38
include/boost/archive/iterators/escape.hpp
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@@ -53,12 +53,27 @@ class escape :
typedef escape<Derived, Base> this_t;
void dereference_impl() {
m_current_value = static_cast<Derived *>(this)->fill(m_bnext, m_bend);
m_full = true;
}
//Access the value referred to
reference_type dereference() const {
if(!m_full)
const_cast<this_t *>(this)->dereference_impl();
return m_current_value;
}
bool equal(const this_t & rhs) const {
if(m_full && ! rhs.m_full)
rhs.dereference();
else
if(! m_full && rhs.m_full)
dereference();
if(m_full){
if(! rhs.m_full)
const_cast<this_t *>(& rhs)->dereference_impl();
}
else{
if(rhs.m_full)
const_cast<this_t *>(this)->dereference_impl();
}
if(m_bnext != rhs.m_bnext)
return false;
if(this->base_reference() != rhs.base_reference())
@@ -66,19 +81,6 @@ class escape :
return true;
}
reference_type dereference_impl() {
if(!m_full){
m_current_value = static_cast<Derived *>(this)->fill(m_bnext, m_bend);
m_full = true;
}
return m_current_value;
}
//Access the value referred to
reference_type dereference() const {
return const_cast<this_t *>(this)->dereference_impl();
}
void increment(){
if(++m_bnext < m_bend){
m_current_value = *m_bnext;