46 lines
1.4 KiB
C++
46 lines
1.4 KiB
C++
/*
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* This file is part of RawTherapee.
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*
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* Copyright (c) 2019 Jean-Christophe FRISCH <natureh.510@gmail.com>
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*
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* RawTherapee 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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* RawTherapee 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 RawTherapee. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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namespace rtengine
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{
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namespace procparams
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{
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class ProcParams;
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}
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/** This class can let objects alter the collected values of the ProcParams for a specific
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* purpose, e.g. displaying a preview image at a specific point in the pipeline or with
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* disabled tools. Before starting the rendering, the engine will call the TweakOperator
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* (if set) to modify the ProcParams. The untweaked one will still exist as a backup, and
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* can be sent back if necessary. */
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class TweakOperator
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{
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public:
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virtual ~TweakOperator() {}
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/** Callback that will alter the ProcParams before the image is computed. */
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virtual void tweakParams(procparams::ProcParams& pparams) = 0;
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};
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}
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