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Cleaned up this code a little.

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--HG--
extra : convert_revision : svn%3Afdd8eb12-d10e-0410-9acb-85c331704f74/trunk%402684
This commit is contained in:
Davis King 2008-11-29 13:27:03 +00:00
parent 42344c5e42
commit 0b6dad8911
1 changed files with 7 additions and 22 deletions
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29
dlib/quantum_computing/quantum_computing.h
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@ -418,6 +418,8 @@ namespace dlib
template <typename T, typename U, typename V, typename enabled = void>
struct combine_gates;
// This is a base case of this recursive template. It takes care of converting small composite_gates into
// cached gate objects.
template <typename T, typename U, typename V>
struct combine_gates<T,U,V,typename enable_if_c<(T::num_bits + U::num_bits <= qc_block_chunking_size)>::type >
{
@ -433,9 +435,9 @@ namespace dlib
}
};
// this is the recursive step of this template
template <typename T, typename U, typename V>
struct combine_gates<T,U,V,typename enable_if_c<(T::num_bits + U::num_bits > qc_block_chunking_size &&
is_composite_gate<U>::value == true)>::type >
struct combine_gates<T,U,V,typename enable_if_c<(is_composite_gate<U>::value == true)>::type >
{
typedef typename combine_gates<typename U::lhs_type, typename U::rhs_type, V>::result_type inner_type;
typedef composite_gate<T,inner_type> result_type;
@ -450,26 +452,10 @@ namespace dlib
};
// This is a base case of this recursive template. It takes care of adding new gates when the left
// hand side is too big to just turn it into a cached gate object.
template <typename T, typename U, typename V>
struct combine_gates<T,U,V,typename enable_if_c<(T::num_bits + U::num_bits > qc_block_chunking_size &&
U::num_bits + V::num_bits <= qc_block_chunking_size &&
is_composite_gate<U>::value == false)>::type >
{
typedef composite_gate<T, gate<U::num_bits + V::num_bits> > result_type;
static const result_type eval (
const composite_gate<T,U>& lhs,
const gate_exp<V>& rhs
)
{
typedef gate<U::num_bits + V::num_bits> gate_type;
return composite_gate<T, gate_type>(lhs.lhs,gate_type(composite_gate<U,V>(lhs.rhs, rhs)));
}
};
template <typename T, typename U, typename V>
struct combine_gates<T,U,V,typename enable_if_c<(T::num_bits + U::num_bits > qc_block_chunking_size &&
U::num_bits + V::num_bits > qc_block_chunking_size &&
is_composite_gate<U>::value == false)>::type >
{
typedef composite_gate<T,composite_gate<U, V> > result_type;
@ -496,8 +482,7 @@ namespace dlib
}
template <typename T, typename U, typename V>
const typename qc_helpers::combine_gates<T,U,V>::result_type
operator, (
const typename qc_helpers::combine_gates<T,U,V>::result_type operator, (
const composite_gate<T,U>& lhs,
const gate_exp<V>& rhs
)