92 lines
2.6 KiB
C++
92 lines
2.6 KiB
C++
/*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version 2
|
|
* of the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software Foundation,
|
|
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
*
|
|
* Copyright 2021, Blender Foundation.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include "COM_MultiThreadedOperation.h"
|
|
|
|
namespace blender::compositor {
|
|
|
|
class TransformOperation : public MultiThreadedOperation {
|
|
private:
|
|
constexpr static int IMAGE_INPUT_INDEX = 0;
|
|
constexpr static int X_INPUT_INDEX = 1;
|
|
constexpr static int Y_INPUT_INDEX = 2;
|
|
constexpr static int DEGREE_INPUT_INDEX = 3;
|
|
constexpr static int SCALE_INPUT_INDEX = 4;
|
|
|
|
float rotate_cosine_;
|
|
float rotate_sine_;
|
|
int translate_x_;
|
|
int translate_y_;
|
|
float scale_;
|
|
rcti scale_canvas_ = COM_AREA_NONE;
|
|
rcti rotate_canvas_ = COM_AREA_NONE;
|
|
rcti translate_canvas_ = COM_AREA_NONE;
|
|
|
|
/* Set variables. */
|
|
PixelSampler sampler_;
|
|
bool convert_degree_to_rad_;
|
|
float translate_factor_x_;
|
|
float translate_factor_y_;
|
|
bool invert_;
|
|
Size2f max_scale_canvas_size_;
|
|
|
|
public:
|
|
TransformOperation();
|
|
|
|
void set_translate_factor_xy(float x, float y)
|
|
{
|
|
translate_factor_x_ = x;
|
|
translate_factor_y_ = y;
|
|
}
|
|
|
|
void set_convert_rotate_degree_to_rad(bool value)
|
|
{
|
|
convert_degree_to_rad_ = value;
|
|
}
|
|
|
|
void set_sampler(PixelSampler sampler)
|
|
{
|
|
sampler_ = sampler;
|
|
}
|
|
|
|
void set_invert(bool value)
|
|
{
|
|
invert_ = value;
|
|
}
|
|
|
|
void set_scale_canvas_max_size(Size2f size);
|
|
|
|
void init_data() override;
|
|
void get_area_of_interest(int input_idx, const rcti &output_area, rcti &r_input_area) override;
|
|
void update_memory_buffer_partial(MemoryBuffer *output,
|
|
const rcti &area,
|
|
Span<MemoryBuffer *> inputs) override;
|
|
|
|
void determine_canvas(const rcti &preferred_area, rcti &r_area) override;
|
|
|
|
private:
|
|
/** Translate -> Rotate -> Scale. */
|
|
void transform(BuffersIterator<float> &it, const MemoryBuffer *input_img);
|
|
/** Scale -> Rotate -> Translate. */
|
|
void transform_inverted(BuffersIterator<float> &it, const MemoryBuffer *input_img);
|
|
};
|
|
|
|
} // namespace blender::compositor
|