62 lines
1.4 KiB
C++
62 lines
1.4 KiB
C++
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#include "tracemath.h"
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TraceMath::TraceMath()
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{
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input = nullptr;
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dataType = DataType::Invalid;
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}
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TraceMath::Data TraceMath::getSample(unsigned int index)
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{
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return data.at(index);
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}
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unsigned int TraceMath::numSamples()
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{
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return data.size();
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}
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void TraceMath::removeInput()
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{
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if(input) {
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// disconnect everything from the input
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disconnect(input, nullptr, this, nullptr);
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input = nullptr;
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data.clear();
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dataType = DataType::Invalid;
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emit outputTypeChanged(dataType);
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}
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}
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void TraceMath::assignInput(TraceMath *input)
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{
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Q_ASSERT(input != nullptr);
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if(input != this->input) {
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removeInput();
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this->input = input;
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inputTypeChanged(input->dataType);
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// do initial calculation
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inputDataChanged();
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// connect to input
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connect(input, &TraceMath::outputDataChanged, this, &TraceMath::inputDataChanged);
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connect(input, &TraceMath::outputSampleChanged, this, &TraceMath::inputSampleChanged);
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connect(input, &TraceMath::outputTypeChanged, this, &TraceMath::inputTypeChanged);
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}
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}
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void TraceMath::inputTypeChanged(TraceMath::DataType type)
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{
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auto newType = outputType(type);
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if(newType != dataType) {
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dataType = newType;
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data.clear();
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inputDataChanged();
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emit outputTypeChanged(dataType);
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}
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}
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TraceMath::DataType TraceMath::getDataType() const
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{
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return dataType;
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}
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