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89 lines
3.4 KiB
C++
89 lines
3.4 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE framework.
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Copyright (c) Raw Material Software Limited
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JUCE is an open source framework subject to commercial or open source
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licensing.
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By downloading, installing, or using the JUCE framework, or combining the
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JUCE framework with any other source code, object code, content or any other
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copyrightable work, you agree to the terms of the JUCE End User Licence
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Agreement, and all incorporated terms including the JUCE Privacy Policy and
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the JUCE Website Terms of Service, as applicable, which will bind you. If you
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do not agree to the terms of these agreements, we will not license the JUCE
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framework to you, and you must discontinue the installation or download
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process and cease use of the JUCE framework.
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JUCE End User Licence Agreement: https://juce.com/legal/juce-8-licence/
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JUCE Privacy Policy: https://juce.com/juce-privacy-policy
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JUCE Website Terms of Service: https://juce.com/juce-website-terms-of-service/
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Or:
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You may also use this code under the terms of the AGPLv3:
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https://www.gnu.org/licenses/agpl-3.0.en.html
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THE JUCE FRAMEWORK IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL
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WARRANTIES, WHETHER EXPRESSED OR IMPLIED, INCLUDING WARRANTY OF
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MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE DISCLAIMED.
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==============================================================================
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*/
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namespace juce::dsp
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{
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/**
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Applies waveshaping to audio samples as single samples or AudioBlocks.
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@tags{DSP}
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*/
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template <typename FloatType, typename Function = FloatType (*) (FloatType)>
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struct WaveShaper
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{
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Function functionToUse;
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//==============================================================================
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/** Called before processing starts. */
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void prepare (const ProcessSpec&) noexcept {}
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//==============================================================================
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/** Returns the result of processing a single sample. */
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template <typename SampleType>
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SampleType JUCE_VECTOR_CALLTYPE processSample (SampleType inputSample) const noexcept
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{
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return functionToUse (inputSample);
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}
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/** Processes the input and output buffers supplied in the processing context. */
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template <typename ProcessContext>
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void process (const ProcessContext& context) const noexcept
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{
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if (context.isBypassed)
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{
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if (context.usesSeparateInputAndOutputBlocks())
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context.getOutputBlock().copyFrom (context.getInputBlock());
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}
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else
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{
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AudioBlock<FloatType>::process (context.getInputBlock(),
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context.getOutputBlock(),
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functionToUse);
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}
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}
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void reset() noexcept {}
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};
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//==============================================================================
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#if ! ((JUCE_MAC || JUCE_IOS) && JUCE_CLANG && __clang_major__ < 10)
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template <typename Functor>
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static WaveShaper<typename std::invoke_result<Functor>, Functor> CreateWaveShaper (Functor functionToUse) { return {functionToUse}; }
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#else
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template <typename Functor>
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static WaveShaper<typename std::result_of<Functor>, Functor> CreateWaveShaper (Functor functionToUse) { return {functionToUse}; }
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#endif
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} // namespace juce::dsp
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