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Fixed MovingAverage uint to uint32_t and template type conversions

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This commit is contained in:
f4exb 2016-08-26 02:01:29 +02:00
parent b601fae2e7
commit 9d5e5c76c7
1 changed files with 24 additions and 15 deletions
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39
sdrbase/dsp/movingaverage.h
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@ -1,6 +1,7 @@
#ifndef INCLUDE_MOVINGAVERAGE_H
#define INCLUDE_MOVINGAVERAGE_H
#include <stdint.h>
#include <vector>
#include "dsp/dsptypes.h"
@ -9,46 +10,54 @@ public:
MovingAverage() :
m_history(),
m_sum(0),
m_ptr(0)
m_index(0)
{
}
MovingAverage(int historySize, Type initial) :
m_history(historySize, initial),
m_sum((float) historySize * initial),
m_ptr(0)
m_index(0)
{
}
void resize(int historySize, Type initial)
{
m_history.resize(historySize);
for(size_t i = 0; i < m_history.size(); i++)
for(size_t i = 0; i < m_history.size(); i++) {
m_history[i] = initial;
m_sum = (float) m_history.size() * initial;
m_ptr = 0;
}
m_sum = (Type) m_history.size() * initial;
m_index = 0;
}
void feed(Type value)
{
m_sum -= m_history[m_ptr];
m_history[m_ptr] = value;
m_sum += value;
m_ptr++;
if(m_ptr >= m_history.size())
m_ptr = 0;
Type& oldest = m_history[m_index];
m_sum += value - oldest;
oldest = value;
m_index++;
if(m_index >= m_history.size()) {
m_index = 0;
}
}
void fill(Type value)
{
for(size_t i = 0; i < m_history.size(); i++)
for(size_t i = 0; i < m_history.size(); i++) {
m_history[i] = value;
m_sum = (float) m_history.size() * value;
}
m_sum = (Type) m_history.size() * value;
}
Type average() const
{
return m_sum / (float) m_history.size();
return m_sum / (Type) m_history.size();
}
Type sum() const
@ -59,7 +68,7 @@ public:
protected:
std::vector<Type> m_history;
Type m_sum;
uint m_ptr;
uint32_t m_index;
};
#endif // INCLUDE_MOVINGAVERAGE_H