83 lines
2.2 KiB
C
83 lines
2.2 KiB
C
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/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2017 - ROLI Ltd.
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JUCE is an open source library subject to commercial or open-source
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licensing.
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By using JUCE, you agree to the terms of both the JUCE 5 End-User License
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Agreement and JUCE 5 Privacy Policy (both updated and effective as of the
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27th April 2017).
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End User License Agreement: www.juce.com/juce-5-licence
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Privacy Policy: www.juce.com/juce-5-privacy-policy
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Or: You may also use this code under the terms of the GPL v3 (see
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www.gnu.org/licenses).
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JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
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EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
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DISCLAIMED.
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==============================================================================
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*/
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namespace juce
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{
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namespace dsp
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{
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/**
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Acts as a polymorphic base class for processors.
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This exposes the same set of methods that a processor must implement as virtual
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methods, so that you can use the ProcessorWrapper class to wrap an instance of
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a subclass, and then pass that around using ProcessorBase as a base class.
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@see ProcessorWrapper
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@tags{DSP}
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*/
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struct ProcessorBase
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{
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ProcessorBase() = default;
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virtual ~ProcessorBase() = default;
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virtual void prepare (const ProcessSpec&) = 0;
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virtual void process (const ProcessContextReplacing<float>&) = 0;
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virtual void reset() = 0;
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};
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//==============================================================================
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/**
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Wraps an instance of a given processor class, and exposes it through the
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ProcessorBase interface.
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@see ProcessorBase
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@tags{DSP}
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*/
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template <typename ProcessorType>
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struct ProcessorWrapper : public ProcessorBase
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{
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void prepare (const ProcessSpec& spec) override
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{
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processor.prepare (spec);
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}
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void process (const ProcessContextReplacing<float>& context) override
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{
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processor.process (context);
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}
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void reset() override
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{
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processor.reset();
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}
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ProcessorType processor;
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};
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} // namespace dsp
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} // namespace juce
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