89 lines
2.4 KiB
C++
89 lines
2.4 KiB
C++
/*
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* Copyright 2011, Blender Foundation.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Contributor:
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* Jeroen Bakker
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* Monique Dewanchand
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*/
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#ifndef _COM_ScreenLensDistortionOperation_h
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#define _COM_ScreenLensDistortionOperation_h
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#include "COM_NodeOperation.h"
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#include "DNA_node_types.h"
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class ScreenLensDistortionOperation : public NodeOperation {
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private:
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/**
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* Cached reference to the inputProgram
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*/
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SocketReader *m_inputProgram;
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NodeLensDist *m_data;
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float m_dispersion;
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float m_distortion;
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bool m_valuesAvailable;
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float m_kr, m_kg, m_kb;
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float m_kr4, m_kg4, m_kb4;
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float m_maxk;
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float m_drg;
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float m_dgb;
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float m_sc, m_cx, m_cy;
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public:
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ScreenLensDistortionOperation();
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/**
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* the inner loop of this program
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*/
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void executePixel(float *color, int x, int y, void *data);
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/**
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* Initialize the execution
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*/
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void initExecution();
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void *initializeTileData(rcti *rect);
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/**
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* Deinitialize the execution
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*/
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void deinitExecution();
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void setData(NodeLensDist *data) { this->m_data = data; }
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bool determineDependingAreaOfInterest(rcti *input, ReadBufferOperation *readOperation, rcti *output);
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/**
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* @brief Set the distortion and dispersion and precalc some values
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* @param distortion
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* @param dispersion
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*/
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void setDistortionAndDispersion(float distortion, float dispersion) {
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this->m_distortion = distortion;
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this->m_dispersion = dispersion;
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updateVariables(distortion, dispersion);
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this->m_valuesAvailable = true;
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}
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private:
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void determineUV(float result[4], float x, float y) const;
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void determineUV(float result[4], float x, float y, float distortion, float dispersion);
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void updateDispersionAndDistortion();
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void updateVariables(float distortion, float dispersion);
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};
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#endif
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