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/*
* 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.
*/
#ifndef __COM_IMAGEOPERATION_H__
#define __COM_IMAGEOPERATION_H__
#include "BKE_image.h"
#include "BLI_listbase.h"
#include "BLI_utildefines.h"
#include "COM_NodeOperation.h"
#include "MEM_guardedalloc.h"
#include "RE_pipeline.h"
#include "RE_render_ext.h"
#include "RE_shader_ext.h"
/**
* \brief Base class for all image operations
*/
class BaseImageOperation : public NodeOperation {
protected:
ImBuf *m_buffer;
Image *m_image;
ImageUser *m_imageUser;
float *m_imageFloatBuffer;
unsigned int *m_imageByteBuffer;
float *m_depthBuffer;
int m_imageheight;
int m_imagewidth;
int m_framenumber;
int m_numberOfChannels;
const RenderData *m_rd;
const char *m_viewName;
BaseImageOperation();
/**
* Determine the output resolution. The resolution is retrieved from the Renderer
*/
void determineResolution(unsigned int resolution[2], unsigned int preferredResolution[2]);
virtual ImBuf *getImBuf();
public:
void initExecution();
void deinitExecution();
void setImage(Image *image)
{
this->m_image = image;
}
void setImageUser(ImageUser *imageuser)
{
this->m_imageUser = imageuser;
}
void setRenderData(const RenderData *rd)
{
this->m_rd = rd;
}
void setViewName(const char *viewName)
{
this->m_viewName = viewName;
}
void setFramenumber(int framenumber)
{
this->m_framenumber = framenumber;
}
};
class ImageOperation : public BaseImageOperation {
public:
/**
* Constructor
*/
ImageOperation();
void executePixelSampled(float output[4], float x, float y, PixelSampler sampler);
};
class ImageAlphaOperation : public BaseImageOperation {
public:
/**
* Constructor
*/
ImageAlphaOperation();
void executePixelSampled(float output[4], float x, float y, PixelSampler sampler);
};
class ImageDepthOperation : public BaseImageOperation {
public:
/**
* Constructor
*/
ImageDepthOperation();
void executePixelSampled(float output[4], float x, float y, PixelSampler sampler);
};
#endif
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