64 lines
1.3 KiB
C++
64 lines
1.3 KiB
C++
/* SPDX-FileCopyrightText: 2012 Blender Foundation
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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#pragma once
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#include "COM_MultiThreadedOperation.h"
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#include "DNA_texture_types.h"
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namespace blender::compositor {
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/**
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* this program converts an input color to an output value.
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* it assumes we are in sRGB color space.
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*/
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class MapRangeOperation : public MultiThreadedOperation {
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private:
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/**
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* Cached reference to the input_program
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*/
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SocketReader *input_operation_;
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SocketReader *source_min_operation_;
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SocketReader *source_max_operation_;
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SocketReader *dest_min_operation_;
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SocketReader *dest_max_operation_;
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bool use_clamp_;
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public:
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/**
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* Default constructor
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*/
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MapRangeOperation();
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/**
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* The inner loop of this operation.
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*/
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void execute_pixel_sampled(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 init_execution() override;
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/**
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* Deinitialize the execution
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*/
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void deinit_execution() override;
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/**
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* Clamp the output
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*/
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void set_use_clamp(bool value)
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{
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use_clamp_ = value;
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}
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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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