COM_BlurBaseOperation.h

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/* SPDX-FileCopyrightText: 2011 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#pragma once
 
#include "COM_MultiThreadedOperation.h"
 
#define MAX_GAUSSTAB_RADIUS 30000
 
#include "BLI_simd.hh"
 
namespace blender::compositor {
 
class BlurBaseOperation : public MultiThreadedOperation {
 private:
  bool extend_bounds_;
 
 protected:
  static constexpr int IMAGE_INPUT_INDEX = 0;
  static constexpr int SIZE_INPUT_INDEX = 1;
 
 protected:
  BlurBaseOperation(DataType data_type8);
  float *make_gausstab(float rad, int size);
#if BLI_HAVE_SSE2
  __m128 *convert_gausstab_sse(const float *gausstab, int size);
#endif
  float *make_dist_fac_inverse(float rad, int size, int falloff);
 
  void update_size();
 
  NodeBlurData data_;
 
  float size_;
  bool sizeavailable_;
 
  /* Flags for inheriting classes. */
  bool use_variable_size_;
 
 public:
  virtual void init_data() override;
 
  void set_data(const NodeBlurData *data);
 
  void set_size(float size)
  {
    size_ = size;
    sizeavailable_ = true;
  }
 
  void set_extend_bounds(bool extend_bounds)
  {
    extend_bounds_ = extend_bounds;
  }
 
  int get_blur_size(eDimension dim) const;
 
  void determine_canvas(const rcti &preferred_area, rcti &r_area) override;
 
  virtual void get_area_of_interest(int input_idx,
                                    const rcti &output_area,
                                    rcti &r_input_area) override;
};
 
}  // namespace blender::compositor