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Shift ownership of initial values.

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This commit is contained in:
Thomas Harte 2023-01-17 17:36:15 -05:00
parent 83cf4497dd
commit eb51ed9ae8
1 changed files with 5 additions and 4 deletions
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9
Numeric/NumericCoder.hpp
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@ -23,19 +23,20 @@ template <int... Sizes> class NumericCoder {
/// Modifies @c target to hold @c value at @c index.
template <int index> static void encode(int &target, int value) {
static_assert(index < sizeof...(Sizes), "Index must be within range");
NumericEncoder<Sizes...>::template encode<index, 0, 1>(target, value);
NumericEncoder<Sizes...>::template encode<index>(target, value);
}
/// @returns The value from @c source at @c index.
template <int index> static int decode(int source) {
static_assert(index < sizeof...(Sizes), "Index must be within range");
return NumericDecoder<Sizes...>::template decode<index, 0, 1>(source);
return NumericDecoder<Sizes...>::template decode<index>(source);
}
private:
template <int size, int... Tail>
struct NumericEncoder {
template <int index, int i, int divider> static void encode(int &target, int value) {
template <int index, int i = 0, int divider = 1> static void encode(int &target, int value) {
if constexpr (i == index) {
const int suffix = target % divider;
target /= divider;
@ -51,7 +52,7 @@ template <int... Sizes> class NumericCoder {
template <int size, int... Tail>
struct NumericDecoder {
template <int index, int i, int divider> static int decode(int source) {
template <int index, int i = 0, int divider = 1> static int decode(int source) {
if constexpr (i == index) {
return (source / divider) % size;
} else {