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Tidy up; forward construction arguments.

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This commit is contained in:
Thomas Harte 2023-06-10 15:58:13 -04:00
parent 4e12d5a70a
commit c0547f6e14
1 changed files with 14 additions and 13 deletions
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11
ClockReceiver/Dispatcher.hpp
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@ -23,20 +23,21 @@ struct Dispatcher {
/// Perform @c target.perform<n>() for the input range `start <= n < end`;
/// @c ConverterT()(n) will be applied to each individual step before it becomes the relevant template argument.
void dispatch(SequencerT &target, int start, int end) {
template <typename... Args>
void dispatch(SequencerT &target, int start, int end, Args&&... args) {
// Minor optimisation: do a comparison with end once outside the loop and if it implies so
// then do no further comparisons within the loop. This is somewhat targetted at expected
// use cases.
if(end < max) {
dispatch<true>(target, start, end);
dispatch<true>(target, start, end, args...);
} else {
dispatch<false>(target, start, end);
dispatch<false>(target, start, end, args...);
}
}
private:
template <bool use_end> void dispatch(SequencerT &target, int start, int end) {
template <bool use_end, typename... Args> void dispatch(SequencerT &target, int start, int end, Args&&... args) {
static_assert(max < 2048);
// Yes, macros, yuck. But I want an actual switch statement for the dispatch to start
@ -52,7 +53,7 @@ private:
if constexpr (n < max) { \
if(use_end && end == n) return; \
} \
target.template perform<ConverterT()(n)>(); \
target.template perform<ConverterT()(n)>(args...); \
} \
[[fallthrough]];