33 lines
1.3 KiB
Rust
33 lines
1.3 KiB
Rust
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// Soft Vacuum: Airwindows Hard Vacuum port with oversampling
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// Copyright (C) 2023 Robbert van der Helm
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// Copyright (c) 2018 Chris Johnson
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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/// Single-channel port of the Hard Vacuum algorithm from
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/// <https://github.com/airwindows/airwindows/blob/283343b9e90c28fdb583f27e198f882f268b051b/plugins/LinuxVST/src/HardVacuum/HardVacuumProc.cpp>.
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#[derive(Debug, Default)]
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pub struct HardVacuum {
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last_sample: f32,
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}
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impl HardVacuum {
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/// Reset the processor's state. In this case this only resets the discrete derivative
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/// calculation. Doesn't make a huge difference but it's still useful to make the effect
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/// deterministic.
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pub fn reset(&mut self) {
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self.last_sample = 0.0;
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}
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}
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