ref in BlockBinaryOp

This commit is contained in:
Christian Zimmermann 2017-12-22 14:15:09 +01:00
parent d8e62cc539
commit 776509e620
3 changed files with 17 additions and 15 deletions

View file

@ -18,8 +18,10 @@ namespace MultiArrayHelper
class BlockBinaryOp
{
public:
BlockBinaryOp() = default;
BlockResult<T> operator()(const BlockClass1& arg1, const BlockClass2& arg2);
BlockBinaryOp(BlockResult<T>& mRes);
void operator()(const BlockClass1& arg1, const BlockClass2& arg2);
private:
BlockResult<T>& mRes;
};
template <typename T, class OpFunc, class BlockClass>
@ -179,18 +181,18 @@ namespace MultiArrayHelper
*********************/
template <typename T, class OpFunc, class BlockClass1, class BlockClass2>
BlockResult<T>
BlockBinaryOp<T,OpFunc,BlockClass1,BlockClass2>::operator()(const BlockClass1& arg1,
BlockBinaryOp<T,OpFunc,BlockClass1,BlockClass2>::BlockBinaryOp(BlockResult<T>& res) : mRes(res) {}
template <typename T, class OpFunc, class BlockClass1, class BlockClass2>
void BlockBinaryOp<T,OpFunc,BlockClass1,BlockClass2>::operator()(const BlockClass1& arg1,
const BlockClass2& arg2)
{
static OpFunc f;
BlockResult<T> res(arg1.size());
assert(res.init() and arg1.init() and arg2.init());
assert(mRes.init() and arg1.init() and arg2.init());
assert(arg1.size() == arg2.size());
for(size_t i = 0; i != arg1.size(); ++i){
res[i] = f(arg1[i], arg2[i]);
mRes[i] = f(arg1[i], arg2[i]);
}
return res;
}
template <typename T, class OpFunc, class BlockClass>

View file

@ -472,7 +472,7 @@ namespace MultiArrayTools
template <typename T, class OpFunction, class... Ops>
const BlockResult<T>& Operation<T,OpFunction,Ops...>::get() const
{
mRes = std::move( PackNum<sizeof...(Ops)-1>::template unpackArgs<T,OpFunction>(mOps) );
PackNum<sizeof...(Ops)-1>::template unpackArgs<T,OpFunction>(mRes, mOps);
return mRes;
}

View file

@ -28,9 +28,9 @@ namespace MultiArrayHelper
}
template <typename T, class Func, class ArgTuple, class... Args>
static BlockResult<T> unpackArgs(const ArgTuple& tp, const Args&... args)
static void unpackArgs(BlockResult<T>& res, const ArgTuple& tp, const Args&... args)
{
return PackNum<N-1>::template unpackArgs<T,Func>(tp, std::get<N>(tp).get(), args...);
PackNum<N-1>::template unpackArgs<T,Func>(res, tp, std::get<N>(tp).get(), args...);
}
template <typename... T>
@ -46,12 +46,12 @@ namespace MultiArrayHelper
{
template <typename T, class Func, class ArgTuple, class... Args>
static BlockResult<T> unpackArgs(const ArgTuple& tp, const Args&... args)
static void unpackArgs(BlockResult<T>& res, const ArgTuple& tp, const Args&... args)
{
static_assert(sizeof...(Args) == std::tuple_size<ArgTuple>::value-1,
"inconsistent number of arguments");
static BlockBinaryOp<T,Func,decltype(std::get<0>(tp).get()), decltype(args)...> f;
return f(std::get<0>(tp).get(), args...);
BlockBinaryOp<T,Func,decltype(std::get<0>(tp).get()), decltype(args)...> f(res);
f(std::get<0>(tp).get(), args...);
}
template <class... Ops>