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1d71a14d2c
This allows sequences to be used in functions by calling u(x) Change-Id: I336e84a19bf9b3dd0f2e435d1aaebda3c9e71ec8
32 lines
1.0 KiB
C++
32 lines
1.0 KiB
C++
#include "regression_context.h"
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#include <assert.h>
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#include <string.h>
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#include <poincare/float.h>
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using namespace Poincare;
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using namespace Shared;
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namespace Regression {
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const Expression RegressionContext::expressionForSymbolAbstract(const Poincare::SymbolAbstract & symbol, bool clone, float unknownSymbolValue ) {
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if (symbol.type() == ExpressionNode::Type::Symbol && Symbol::isRegressionSymbol(symbol.name(), nullptr)) {
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const char * seriesName = symbol.name();
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assert(strlen(seriesName) == 2);
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int series = (int)(seriesName[1] - '0') - 1;
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assert(series >= 0 && series < DoublePairStore::k_numberOfSeries);
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assert((seriesName[0] == 'X') || (seriesName[0] == 'Y'));
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int storeI = seriesName[0] == 'X' ? 0 : 1;
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assert(m_seriesPairIndex >= 0);
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assert(m_seriesPairIndex < m_store->numberOfPairsOfSeries(series));
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return Float<double>::Builder(m_store->get(series, storeI, m_seriesPairIndex));
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} else {
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return ContextWithParent::expressionForSymbolAbstract(symbol, clone);
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}
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}
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}
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