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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2021 Blender Foundation. */
#pragma once
#include "COM_BlurBaseOperation.h"
namespace blender::compositor {
class GaussianAlphaBlurBaseOperation : public BlurBaseOperation {
protected:
float *gausstab_;
float *distbuf_inv_;
int falloff_; /* Falloff for #distbuf_inv. */
bool do_subtract_;
int filtersize_;
float rad_;
eDimension dimension_;
public:
GaussianAlphaBlurBaseOperation(eDimension dim);
virtual void init_data() override;
virtual void init_execution() override;
virtual void deinit_execution() override;
void get_area_of_interest(int input_idx, const rcti &output_area, rcti &r_input_area) final;
void update_memory_buffer_partial(MemoryBuffer *output,
const rcti &area,
Span<MemoryBuffer *> inputs) final;
/**
* Set subtract for Dilate/Erode functionality
*/
void set_subtract(bool subtract)
{
do_subtract_ = subtract;
}
void set_falloff(int falloff)
{
falloff_ = falloff;
}
BLI_INLINE float finv_test(const float f, const bool test)
{
return (LIKELY(test == false)) ? f : 1.0f - f;
}
};
} // namespace blender::compositor
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