42 lines
No EOL
639 B
C++
42 lines
No EOL
639 B
C++
#include <vector>
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#include "SIMDHelpers.h"
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#include "absl/types/span.h"
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namespace sfz
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{
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template<class ValueType>
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class HistoricalBuffer {
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public:
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HistoricalBuffer() = delete;
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HistoricalBuffer(size_t size)
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: size(size)
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{
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resize(size);
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}
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void resize(int size)
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{
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buffer.resize(size);
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fill<ValueType>(absl::MakeSpan(buffer), 0.0);
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index = 0;
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}
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void push(ValueType value)
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{
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if (size > 0) {
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buffer[index] = value;
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if (++index == size)
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index = 0;
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}
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}
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ValueType getAverage() const
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{
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return mean<ValueType>(buffer);
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}
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private:
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std::vector<ValueType> buffer;
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size_t size { 0 };
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size_t index { 0 };
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};
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} |