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core: Optimize Time conversions for null values

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This commit is contained in:
Eduardo Almeida
2024-09-09 11:13:11 +01:00
parent 213fe52e5c
commit f4cbb3a742
1 changed files with 36 additions and 0 deletions
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36
src/core/model/nstime.h
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@@ -487,6 +487,12 @@ class Time
*/
inline static Time FromInteger(uint64_t value, Unit unit)
{
// Optimization: if value is 0, don't process the unit
if (value == 0)
{
return Time();
}
Information* info = PeekInformation(unit);
NS_ASSERT_MSG(info->isValid, "Attempted a conversion from an unavailable unit.");
@@ -504,11 +510,23 @@ class Time
inline static Time FromDouble(double value, Unit unit)
{
// Optimization: if value is 0, don't process the unit nor cast to int64x64_t
if (value == 0)
{
return Time();
}
return From(int64x64_t(value), unit);
}
inline static Time From(const int64x64_t& value, Unit unit)
{
// Optimization: if value is 0, don't process the unit
if (value == 0)
{
return Time();
}
Information* info = PeekInformation(unit);
NS_ASSERT_MSG(info->isValid, "Attempted a conversion from an unavailable unit.");
@@ -543,6 +561,12 @@ class Time
*/
inline int64_t ToInteger(Unit unit) const
{
// Optimization: if value is 0, don't process the unit
if (m_data == 0)
{
return 0;
}
Information* info = PeekInformation(unit);
NS_ASSERT_MSG(info->isValid, "Attempted a conversion to an unavailable unit.");
@@ -561,11 +585,23 @@ class Time
inline double ToDouble(Unit unit) const
{
// Optimization: if value is 0, don't process the unit nor cast from int64x64_t
if (m_data == 0)
{
return 0;
}
return To(unit).GetDouble();
}
inline int64x64_t To(Unit unit) const
{
// Optimization: if value is 0, don't process the unit
if (m_data == 0)
{
return 0;
}
Information* info = PeekInformation(unit);
NS_ASSERT_MSG(info->isValid, "Attempted a conversion to an unavailable unit.");