d10ea97053
The posterize node limits the number of colors per channel.
This is useful to generate masks or to generate stylized images
Both the tiled and full-frame implementation are included in this patch
{F10314012}
Reviewed By: manzanilla, jbakker
Differential Revision: https://developer.blender.org/D12304
57 lines
1.6 KiB
C++
57 lines
1.6 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (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, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Copyright 2021, Blender Foundation.
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*/
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#pragma once
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#include "COM_MultiThreadedOperation.h"
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namespace blender::compositor {
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class PosterizeOperation : public MultiThreadedOperation {
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private:
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/**
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* Cached reference to the inputProgram
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*/
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SocketReader *m_inputProgram;
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SocketReader *m_inputStepsProgram;
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public:
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PosterizeOperation();
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/**
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* The inner loop of this operation.
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*/
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void executePixelSampled(float output[4], float x, float y, PixelSampler sampler) override;
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/**
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* Initialize the execution
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*/
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void initExecution() override;
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/**
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* Deinitialize the execution
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*/
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void deinitExecution() override;
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void update_memory_buffer_partial(MemoryBuffer *output,
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const rcti &area,
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Span<MemoryBuffer *> inputs) override;
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};
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} // namespace blender::compositor
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