34 lines
954 B
C++
34 lines
954 B
C++
#pragma once
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#include "../FXProcessor.h"
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namespace serum
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{
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// ===========================================================================
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// Reverb — Freeverb-style Schroeder reverb (8 combs + 4 allpasses per channel)
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// with predelay. p[0]=size, p[1]=damping, p[2]=width, p[3]=predelay.
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// ===========================================================================
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class ReverbUnit : public FXUnit
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{
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public:
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void prepare (double sampleRate, int maxBlockSize) override;
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void reset() override;
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void process (float* l, float* r, int numSamples, const float p[4]) override;
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private:
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double sr = 44100.0;
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std::array<std::vector<float>, 8> combL, combR;
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std::array<int, 8> combPosL {}, combPosR {};
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std::array<float, 8> combFiltL {}, combFiltR {};
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std::array<std::vector<float>, 4> apL, apR;
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std::array<int, 4> apPosL {}, apPosR {};
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std::vector<float> preL, preR;
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int prePos = 0;
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};
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} // namespace serum
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