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/*
* DISTRHO glBars Plugin based on XMMS/XBMC "GL Bars"
* Copyright (C) 1998-2000 Peter Alm, Mikael Alm, Olle Hallnas, Thomas Nilsson and 4Front Technologies
* Copyright (C) 2000 Christian Zander <phoenix@minion.de>
* Copyright (C) 2015 Nedko Arnaudov
* Copyright (C) 2016-2022 Filipe Coelho <falktx@falktx.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* For a full copy of the license see the LICENSE file.
*/
#include "DistrhoPluginGLBars.hpp"
#include "glBars.hpp"
START_NAMESPACE_DISTRHO
// -----------------------------------------------------------------------
DistrhoPluginGLBars::DistrhoPluginGLBars()
: Plugin(kParameterCount, 0, 0),
fState(nullptr)
{
fParameters[kParameterScale] = 1.f / log(256.f);
fParameters[kParameterSpeed] = 0.025f;
fParameters[kParameterX] = 0.0f;
fParameters[kParameterY] = 0.5f;
fParameters[kParameterZ] = 0.0f;
}
DistrhoPluginGLBars::~DistrhoPluginGLBars()
{
DISTRHO_SAFE_ASSERT(fState == nullptr);
}
// -----------------------------------------------------------------------
// Init
void DistrhoPluginGLBars::initAudioPort(bool input, uint32_t index, AudioPort& port)
{
port.groupId = kPortGroupMono;
Plugin::initAudioPort(input, index, port);
}
void DistrhoPluginGLBars::initParameter(uint32_t index, Parameter& parameter)
{
switch (index)
{
case kParameterScale:
parameter.hints = kParameterIsAutomatable|kParameterIsLogarithmic;
parameter.name = "Scale";
parameter.symbol = "scale";
parameter.unit = "";
parameter.ranges.def = 1.0f / log(256.f);
parameter.ranges.min = 0.5f / log(256.f);
parameter.ranges.max = 3.0f / log(256.f);
break;
case kParameterSpeed:
parameter.hints = kParameterIsAutomatable|kParameterIsLogarithmic;
parameter.name = "Speed";
parameter.symbol = "speed";
parameter.unit = "";
parameter.ranges.def = 0.025f;
parameter.ranges.min = 0.0125f;
parameter.ranges.max = 0.1f;
break;
case kParameterX:
parameter.hints = kParameterIsAutomatable;
parameter.name = "X";
parameter.symbol = "x";
parameter.unit = "";
parameter.ranges.def = 0.0f;
parameter.ranges.min = -4.0f;
parameter.ranges.max = 4.0f;
break;
case kParameterY:
parameter.hints = kParameterIsAutomatable;
parameter.name = "Y";
parameter.symbol = "y";
parameter.unit = "";
parameter.ranges.def = 0.5f;
parameter.ranges.min = -4.0f;
parameter.ranges.max = 4.0f;
break;
case kParameterZ:
parameter.hints = kParameterIsAutomatable;
parameter.name = "Z";
parameter.symbol = "z";
parameter.unit = "";
parameter.ranges.def = 0.0f;
parameter.ranges.min = -4.0f;
parameter.ranges.max = 4.0f;
break;
}
}
// -----------------------------------------------------------------------
// Internal data
float DistrhoPluginGLBars::getParameterValue(uint32_t index) const
{
if (index >= kParameterCount)
return 0.0f;
return fParameters[index];
}
void DistrhoPluginGLBars::setParameterValue(uint32_t index, float value)
{
if (index >= kParameterCount)
return;
fParameters[index] = value;
}
// -----------------------------------------------------------------------
// Process
void DistrhoPluginGLBars::run(const float** inputs, float** outputs, uint32_t frames)
{
const float* in = inputs[0];
float* out = outputs[0];
if (out != in)
std::memcpy(out, in, sizeof(float)*frames);
const MutexLocker csm(fMutex);
if (fState != nullptr)
fState->AudioData(in, frames);
}
// -----------------------------------------------------------------------
Plugin* createPlugin()
{
return new DistrhoPluginGLBars();
}
// -----------------------------------------------------------------------
END_NAMESPACE_DISTRHO
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