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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2011 Blender Foundation. */
#pragma once
#include "BKE_image.h"
#include "BLI_listbase.h"
#include "BLI_utildefines.h"
#include "COM_MultiThreadedOperation.h"
#include "MEM_guardedalloc.h"
#include "RE_pipeline.h"
#include "RE_texture.h"
namespace blender::compositor {
/**
* \brief Base class for all image operations
*/
class BaseImageOperation : public MultiThreadedOperation {
protected:
ImBuf *buffer_;
Image *image_;
ImageUser *image_user_;
/* TODO: Remove raw buffers when removing Tiled implementation. */
float *image_float_buffer_;
unsigned int *image_byte_buffer_;
float *image_depth_buffer_;
MemoryBuffer *depth_buffer_;
int imageheight_;
int imagewidth_;
int framenumber_;
int number_of_channels_;
const RenderData *rd_;
const char *view_name_;
BaseImageOperation();
/**
* Determine the output resolution. The resolution is retrieved from the Renderer
*/
void determine_canvas(const rcti &preferred_area, rcti &r_area) override;
virtual ImBuf *get_im_buf();
public:
void init_execution() override;
void deinit_execution() override;
void set_image(Image *image)
{
image_ = image;
}
void set_image_user(ImageUser *imageuser)
{
image_user_ = imageuser;
}
void set_render_data(const RenderData *rd)
{
rd_ = rd;
}
void set_view_name(const char *view_name)
{
view_name_ = view_name;
}
void set_framenumber(int framenumber)
{
framenumber_ = framenumber;
}
};
class ImageOperation : public BaseImageOperation {
public:
/**
* Constructor
*/
ImageOperation();
void execute_pixel_sampled(float output[4], float x, float y, PixelSampler sampler) override;
void update_memory_buffer_partial(MemoryBuffer *output,
const rcti &area,
Span<MemoryBuffer *> inputs) override;
};
class ImageAlphaOperation : public BaseImageOperation {
public:
/**
* Constructor
*/
ImageAlphaOperation();
void execute_pixel_sampled(float output[4], float x, float y, PixelSampler sampler) override;
void update_memory_buffer_partial(MemoryBuffer *output,
const rcti &area,
Span<MemoryBuffer *> inputs) override;
};
class ImageDepthOperation : public BaseImageOperation {
public:
/**
* Constructor
*/
ImageDepthOperation();
void execute_pixel_sampled(float output[4], float x, float y, PixelSampler sampler) override;
void update_memory_buffer_partial(MemoryBuffer *output,
const rcti &area,
Span<MemoryBuffer *> inputs) override;
};
} // namespace blender::compositor
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