112 lines
3.9 KiB
C++
112 lines
3.9 KiB
C++
/*
|
|
* Copyright 2011, Blender Foundation.
|
|
*
|
|
* 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.
|
|
*
|
|
* Contributor:
|
|
* Jeroen Bakker
|
|
* Monique Dewanchand
|
|
*/
|
|
|
|
#ifndef _COM_SocketReader_h
|
|
#define _COM_SocketReader_h
|
|
#include "BLI_rect.h"
|
|
#include "COM_defines.h"
|
|
|
|
typedef enum PixelSampler {
|
|
COM_PS_NEAREST,
|
|
COM_PS_BILINEAR,
|
|
COM_PS_BICUBIC
|
|
} PixelSampler;
|
|
|
|
class MemoryBuffer;
|
|
/**
|
|
* @brief Helper class for reading socket data.
|
|
* Only use this class for dispatching (un-ary and n-ary) executions.
|
|
* @ingroup Execution
|
|
*/
|
|
class SocketReader {
|
|
private:
|
|
protected:
|
|
/**
|
|
* @brief Holds the width of the output of this operation.
|
|
*/
|
|
unsigned int width;
|
|
|
|
/**
|
|
* @brief Holds the height of the output of this operation.
|
|
*/
|
|
unsigned int height;
|
|
|
|
|
|
/**
|
|
* @brief calculate a single pixel
|
|
* @note this method is called for non-complex
|
|
* @param result is a float[4] array to store the result
|
|
* @param x the x-coordinate of the pixel to calculate in image space
|
|
* @param y the y-coordinate of the pixel to calculate in image space
|
|
* @param inputBuffers chunks that can be read by their ReadBufferOperation.
|
|
*/
|
|
virtual void executePixel(float *result, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[]) {}
|
|
|
|
/**
|
|
* @brief calculate a single pixel
|
|
* @note this method is called for complex
|
|
* @param result is a float[4] array to store the result
|
|
* @param x the x-coordinate of the pixel to calculate in image space
|
|
* @param y the y-coordinate of the pixel to calculate in image space
|
|
* @param inputBuffers chunks that can be read by their ReadBufferOperation.
|
|
* @param chunkData chunk specific data a during execution time.
|
|
*/
|
|
virtual void executePixel(float *result, int x, int y, MemoryBuffer *inputBuffers[], void *chunkData) {
|
|
executePixel(result, x, y, COM_PS_NEAREST, inputBuffers);
|
|
}
|
|
|
|
/**
|
|
* @brief calculate a single pixel using an EWA filter
|
|
* @note this method is called for complex
|
|
* @param result is a float[4] array to store the result
|
|
* @param x the x-coordinate of the pixel to calculate in image space
|
|
* @param y the y-coordinate of the pixel to calculate in image space
|
|
* @param dx
|
|
* @param dy
|
|
* @param inputBuffers chunks that can be read by their ReadBufferOperation.
|
|
*/
|
|
virtual void executePixel(float *result, float x, float y, float dx, float dy, MemoryBuffer *inputBuffers[]) {}
|
|
|
|
public:
|
|
inline void read(float *result, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[]) {
|
|
executePixel(result, x, y, sampler, inputBuffers);
|
|
}
|
|
inline void read(float *result, int x, int y, MemoryBuffer *inputBuffers[], void *chunkData) {
|
|
executePixel(result, x, y, inputBuffers, chunkData);
|
|
}
|
|
inline void read(float *result, float x, float y, float dx, float dy, MemoryBuffer *inputBuffers[]) {
|
|
executePixel(result, x, y, dx, dy, inputBuffers);
|
|
}
|
|
|
|
virtual void *initializeTileData(rcti *rect, MemoryBuffer **memoryBuffers) { return 0; }
|
|
virtual void deinitializeTileData(rcti *rect, MemoryBuffer **memoryBuffers, void *data) {
|
|
}
|
|
|
|
virtual MemoryBuffer *getInputMemoryBuffer(MemoryBuffer **memoryBuffers) { return 0; }
|
|
|
|
|
|
inline const unsigned int getWidth() const { return this->width; }
|
|
inline const unsigned int getHeight() const { return this->height; }
|
|
};
|
|
|
|
#endif
|