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1bee23cf4f
Instead of being memoized all at once before display, functions values are now stored at evaluation time. Fixed some quirks with caching preparation. Change-Id: I5d212c271c8c41a6dc9074a15c720f0bccf8ac40
37 lines
2.0 KiB
C++
37 lines
2.0 KiB
C++
#ifndef GRAPH_CONTINUOUS_FUNCTION_STORE_H
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#define GRAPH_CONTINUOUS_FUNCTION_STORE_H
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#include "../shared/function_store.h"
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#include "../shared/continuous_function.h"
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namespace Graph {
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class ContinuousFunctionStore : public Shared::FunctionStore {
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public:
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bool displaysNonCartesianFunctions(int * nbActiveFunctions = nullptr) const;
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int numberOfActiveFunctionsOfType(Shared::ContinuousFunction::PlotType plotType) const {
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return numberOfModelsSatisfyingTest(&isFunctionActiveOfType, &plotType);
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}
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Ion::Storage::Record activeRecordOfTypeAtIndex(Shared::ContinuousFunction::PlotType plotType, int i) const {
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return recordSatisfyingTestAtIndex(i, &isFunctionActiveOfType, &plotType);
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}
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Shared::ExpiringPointer<Shared::ContinuousFunction> modelForRecord(Ion::Storage::Record record) const { return Shared::ExpiringPointer<Shared::ContinuousFunction>(static_cast<Shared::ContinuousFunction *>(privateModelForRecord(record))); }
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Shared::ContinuousFunctionCache * cacheAtIndex(int i) const { return (i < Shared::ContinuousFunctionCache::k_numberOfAvailableCaches) ? m_functionCaches + i : nullptr; }
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Ion::Storage::Record::ErrorStatus addEmptyModel() override;
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private:
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const char * modelExtension() const override { return Ion::Storage::funcExtension; }
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Shared::ExpressionModelHandle * setMemoizedModelAtIndex(int cacheIndex, Ion::Storage::Record record) const override;
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Shared::ExpressionModelHandle * memoizedModelAtIndex(int cacheIndex) const override;
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static bool isFunctionActiveOfType(Shared::ExpressionModelHandle * model, void * context) {
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Shared::ContinuousFunction::PlotType plotType = *static_cast<Shared::ContinuousFunction::PlotType *>(context);
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return isFunctionActive(model, context) && plotType == static_cast<Shared::ContinuousFunction *>(model)->plotType();
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}
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mutable Shared::ContinuousFunction m_functions[k_maxNumberOfMemoizedModels];
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mutable Shared::ContinuousFunctionCache m_functionCaches[Shared::ContinuousFunctionCache::k_numberOfAvailableCaches];
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};
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}
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#endif
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