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path: root/plugins/LV2/src/Acceleration/Acceleration.cpp
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#include "Acceleration.h"
#include <iostream>

namespace {

enum class PortIndex : uint32_t {
    LIMIT,
    DRYWET,
    IN_L,
    IN_R,
    OUT_L,
    OUT_R,
};

} // anon namespace

Acceleration::Acceleration(double rate)
    : rate(rate)
{
}

void Acceleration::connect_port(uint32_t port, void * data)
{
    switch (static_cast<PortIndex>(port)) {
        case PortIndex::LIMIT:
            limit = (const float *) data;
            break;

        case PortIndex::DRYWET:
            drywet = (const float *) data;
            break;

        case PortIndex::IN_L:
            in[0] = (const float *) data;
            break;

        case PortIndex::IN_R:
            in[1] = (const float *) data;
            break;

        case PortIndex::OUT_L:
            out[0] = (float *) data;
            break;

        case PortIndex::OUT_R:
            out[1] = (float *) data;
            break;

        default:
            std::cerr << "Invalid port " << port << ": ignoring." << std::endl;
    }
}

void Acceleration::run(uint32_t num_samples)
{
    for (auto i = 0u; i < num_samples; i++) {
        *out[0]++ = *in[0]++ * *limit;
        *out[1]++ = *in[1]++ * *limit;
    }
}