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blender-archive/source/blender/compositor/operations/COM_BokehBlurOperation.h
Manuel Castilla daa7c59e38 Compositor: Full frame Bokeh Blur and Blur nodes
Adds full frame implementation to these nodes operations.

When enabling "extend bounds" node option, tiled implementation
result is slightly different because it's using `TranslateOperation`
with bilinear sampling for centering.
Full frame always uses nearest to don't lose image quality.
It has the disadvantage of causing image jiggling on backdrop
when switching size values as it's not pixel perfect.
This is fixed by rounding to even.

No functional changes.

Part of T88150.

Reviewed By: jbakker

Differential Revision: https://developer.blender.org/D12167
2021-08-23 17:08:45 +02:00

93 lines
2.7 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 2011, Blender Foundation.
*/
#pragma once
#include "COM_MultiThreadedOperation.h"
#include "COM_QualityStepHelper.h"
namespace blender::compositor {
class BokehBlurOperation : public MultiThreadedOperation, public QualityStepHelper {
private:
SocketReader *m_inputProgram;
SocketReader *m_inputBokehProgram;
SocketReader *m_inputBoundingBoxReader;
void updateSize();
float m_size;
bool m_sizeavailable;
float m_bokehMidX;
float m_bokehMidY;
float m_bokehDimension;
bool m_extend_bounds;
public:
BokehBlurOperation();
void init_data() override;
void *initializeTileData(rcti *rect) override;
/**
* The inner loop of this operation.
*/
void executePixel(float output[4], int x, int y, void *data) override;
/**
* Initialize the execution
*/
void initExecution() override;
/**
* Deinitialize the execution
*/
void deinitExecution() override;
bool determineDependingAreaOfInterest(rcti *input,
ReadBufferOperation *readOperation,
rcti *output) override;
void setSize(float size)
{
this->m_size = size;
this->m_sizeavailable = true;
}
void executeOpenCL(OpenCLDevice *device,
MemoryBuffer *outputMemoryBuffer,
cl_mem clOutputBuffer,
MemoryBuffer **inputMemoryBuffers,
std::list<cl_mem> *clMemToCleanUp,
std::list<cl_kernel> *clKernelsToCleanUp) override;
void setExtendBounds(bool extend_bounds)
{
this->m_extend_bounds = extend_bounds;
}
void determineResolution(unsigned int resolution[2],
unsigned int preferredResolution[2]) 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;
};
} // namespace blender::compositor