34 lines
600 B
C++
34 lines
600 B
C++
#include "src/control/lpf.h"
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#include "src/math/Utilities.h"
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using namespace math;
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namespace control {
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incrementalLPF::incrementalLPF()
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: m_filtered(0)
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{
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}
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float incrementalLPF::filter(float latestValue)
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{
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m_filtered = m_filtered*0.95f + latestValue*0.05f;
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return m_filtered;
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}
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pt1FilterApply4::pt1FilterApply4(float freqCut)
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: m_freqCut(freqCut)
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, m_RC(1.0f / (2.0f * (float)PI * m_freqCut))
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, m_filtered(0.0f)
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{
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}
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float pt1FilterApply4::filter(float input, float dT)
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{
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m_filtered = m_filtered + dT / (m_RC + dT) * (input - m_filtered);
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return m_filtered;
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}
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} // namespace control
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