|
- /*
- ==============================================================================
-
- This file is part of the JUCE 6 technical preview.
- Copyright (c) 2020 - Raw Material Software Limited
-
- You may use this code under the terms of the GPL v3
- (see www.gnu.org/licenses).
-
- For this technical preview, this file is not subject to commercial licensing.
-
- JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
- EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
- DISCLAIMED.
-
- ==============================================================================
- */
-
- namespace juce
- {
- namespace dsp
- {
-
- /**
- Processor wrapper around juce::Reverb for easy integration into ProcessorChain.
-
- @tags{DSP}
- */
- class Reverb
- {
- public:
- //==============================================================================
- /** Creates an uninitialised Reverb processor. Call prepare() before first use. */
- Reverb() = default;
-
- //==============================================================================
- using Parameters = juce::Reverb::Parameters;
-
- /** Returns the reverb's current parameters. */
- const Parameters& getParameters() const noexcept { return reverb.getParameters(); }
-
- /** Applies a new set of parameters to the reverb.
- Note that this doesn't attempt to lock the reverb, so if you call this in parallel with
- the process method, you may get artifacts.
- */
- void setParameters (const Parameters& newParams) { reverb.setParameters (newParams); }
-
- /** Returns true if the reverb is enabled. */
- bool isEnabled() const noexcept { return enabled; }
-
- /** Enables/disables the reverb. */
- void setEnabled (bool newValue) noexcept { enabled = newValue; }
-
- //==============================================================================
- /** Initialises the reverb. */
- void prepare (const ProcessSpec& spec)
- {
- reverb.setSampleRate (spec.sampleRate);
- }
-
- /** Resets the reverb's internal state. */
- void reset() noexcept
- {
- reverb.reset();
- }
-
- //==============================================================================
- /** Applies the reverb to a mono or stereo buffer. */
- template <typename ProcessContext>
- void process (const ProcessContext& context) noexcept
- {
- const auto& inputBlock = context.getInputBlock();
- auto& outputBlock = context.getOutputBlock();
- const auto numInChannels = inputBlock.getNumChannels();
- const auto numOutChannels = outputBlock.getNumChannels();
- const auto numSamples = outputBlock.getNumSamples();
-
- jassert (inputBlock.getNumSamples() == numSamples);
-
- outputBlock.copyFrom (inputBlock);
-
- if (! enabled || context.isBypassed)
- return;
-
- if (numInChannels == 1 && numOutChannels == 1)
- {
- reverb.processMono (outputBlock.getChannelPointer (0), (int) numSamples);
- }
- else if (numInChannels == 2 && numOutChannels == 2)
- {
- reverb.processStereo (outputBlock.getChannelPointer (0),
- outputBlock.getChannelPointer (1),
- (int) numSamples);
- }
- else
- {
- jassertfalse; // invalid channel configuration
- }
- }
-
- private:
- //==============================================================================
- juce::Reverb reverb;
- bool enabled = true;
- };
-
- } // namespace dsp
- } // namespace juce
|