| @@ -0,0 +1,40 | |||||
|
|
1 | #ifndef SCIQLOP_VARIABLECACHESTRATEGY_H | |||
|
|
2 | #define SCIQLOP_VARIABLECACHESTRATEGY_H | |||
|
|
3 | ||||
|
|
4 | #include "CoreGlobal.h" | |||
|
|
5 | ||||
|
|
6 | #include <QLoggingCategory> | |||
|
|
7 | #include <QObject> | |||
|
|
8 | ||||
|
|
9 | #include <Data/SqpRange.h> | |||
|
|
10 | ||||
|
|
11 | #include <QLoggingCategory> | |||
|
|
12 | ||||
|
|
13 | #include <Common/spimpl.h> | |||
|
|
14 | #include <utility> | |||
|
|
15 | ||||
|
|
16 | ||||
|
|
17 | Q_DECLARE_LOGGING_CATEGORY(LOG_VariableCacheStrategy) | |||
|
|
18 | ||||
|
|
19 | class Variable; | |||
|
|
20 | ||||
|
|
21 | /** | |||
|
|
22 | * Possible types of zoom operation | |||
|
|
23 | */ | |||
|
|
24 | enum class CacheStrategy { FixedTolerance, TwoThreashold }; | |||
|
|
25 | ||||
|
|
26 | /// This class aims to hande the cache strategy. | |||
|
|
27 | class SCIQLOP_CORE_EXPORT VariableCacheStrategy : public QObject { | |||
|
|
28 | Q_OBJECT | |||
|
|
29 | public: | |||
|
|
30 | explicit VariableCacheStrategy(QObject *parent = 0); | |||
|
|
31 | ||||
|
|
32 | std::pair<SqpRange, SqpRange> computeCacheRange(const SqpRange &vRange, | |||
|
|
33 | const SqpRange &rangeRequested); | |||
|
|
34 | ||||
|
|
35 | private: | |||
|
|
36 | class VariableCacheStrategyPrivate; | |||
|
|
37 | spimpl::unique_impl_ptr<VariableCacheStrategyPrivate> impl; | |||
|
|
38 | }; | |||
|
|
39 | ||||
|
|
40 | #endif // SCIQLOP_VARIABLECACHESTRATEGY_H | |||
| @@ -0,0 +1,52 | |||||
|
|
1 | #include "Variable/VariableCacheStrategy.h" | |||
|
|
2 | ||||
|
|
3 | #include "Settings/SqpSettingsDefs.h" | |||
|
|
4 | ||||
|
|
5 | #include "Variable/Variable.h" | |||
|
|
6 | #include "Variable/VariableController.h" | |||
|
|
7 | ||||
|
|
8 | Q_LOGGING_CATEGORY(LOG_VariableCacheStrategy, "VariableCacheStrategy") | |||
|
|
9 | ||||
|
|
10 | struct VariableCacheStrategy::VariableCacheStrategyPrivate { | |||
|
|
11 | VariableCacheStrategyPrivate() : m_CacheStrategy{CacheStrategy::FixedTolerance} {} | |||
|
|
12 | ||||
|
|
13 | CacheStrategy m_CacheStrategy; | |||
|
|
14 | }; | |||
|
|
15 | ||||
|
|
16 | ||||
|
|
17 | VariableCacheStrategy::VariableCacheStrategy(QObject *parent) | |||
|
|
18 | : QObject{parent}, impl{spimpl::make_unique_impl<VariableCacheStrategyPrivate>()} | |||
|
|
19 | { | |||
|
|
20 | } | |||
|
|
21 | ||||
|
|
22 | std::pair<SqpRange, SqpRange> | |||
|
|
23 | VariableCacheStrategy::computeCacheRange(const SqpRange &vRange, const SqpRange &rangeRequested) | |||
|
|
24 | { | |||
|
|
25 | ||||
|
|
26 | auto varRanges = std::pair<SqpRange, SqpRange>{}; | |||
|
|
27 | ||||
|
|
28 | auto toleranceFactor = SqpSettings::toleranceValue(GENERAL_TOLERANCE_AT_UPDATE_KEY, | |||
|
|
29 | GENERAL_TOLERANCE_AT_UPDATE_DEFAULT_VALUE); | |||
|
|
30 | auto tolerance = toleranceFactor * (rangeRequested.m_TEnd - rangeRequested.m_TStart); | |||
|
|
31 | ||||
|
|
32 | switch (impl->m_CacheStrategy) { | |||
|
|
33 | case CacheStrategy::FixedTolerance: { | |||
|
|
34 | varRanges.first = rangeRequested; | |||
|
|
35 | varRanges.second | |||
|
|
36 | = SqpRange{rangeRequested.m_TStart - tolerance, rangeRequested.m_TEnd + tolerance}; | |||
|
|
37 | break; | |||
|
|
38 | } | |||
|
|
39 | ||||
|
|
40 | case CacheStrategy::TwoThreashold: { | |||
|
|
41 | // TODO Implement | |||
|
|
42 | break; | |||
|
|
43 | } | |||
|
|
44 | default: | |||
|
|
45 | qCCritical(LOG_VariableCacheStrategy()) | |||
|
|
46 | << tr("Impossible to use compute the cache range with an unknow cache strategy"); | |||
|
|
47 | // No action | |||
|
|
48 | break; | |||
|
|
49 | } | |||
|
|
50 | ||||
|
|
51 | return varRanges; | |||
|
|
52 | } | |||
General Comments 0
You need to be logged in to leave comments.
Login now