7a395e2e7f
The last good commit wasf57e4c5b98. After this one more fix was committed, this one is preserved as well:67bd678887.
55 lines
1.4 KiB
C++
55 lines
1.4 KiB
C++
/* SPDX-FileCopyrightText: 2011 Blender Authors
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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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namespace blender::compositor {
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class MapUVOperation : public MultiThreadedOperation {
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private:
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static constexpr int IMAGE_INPUT_INDEX = 0;
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static constexpr int UV_INPUT_INDEX = 1;
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int uv_width_;
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int uv_height_;
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int image_width_;
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int image_height_;
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float alpha_;
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bool nearest_neighbour_;
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std::function<void(float x, float y, float *out)> uv_input_read_fn_;
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public:
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MapUVOperation();
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void pixel_transform(const float xy[2], float r_uv[2], float r_deriv[2][2], float &r_alpha);
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void init_data() override;
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void set_alpha(float alpha)
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{
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alpha_ = alpha;
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}
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void set_nearest_neighbour(bool nearest_neighbour)
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{
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nearest_neighbour_ = nearest_neighbour;
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}
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void get_area_of_interest(int input_idx, const rcti &output_area, rcti &r_input_area) override;
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void update_memory_buffer_started(MemoryBuffer *output,
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const rcti &area,
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Span<MemoryBuffer *> inputs) 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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private:
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bool read_uv(float x, float y, float &r_u, float &r_v, float &r_alpha);
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};
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} // namespace blender::compositor
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