81 lines
2.1 KiB
C++
81 lines
2.1 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_MixBaseOperation_h
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#define _COM_MixBaseOperation_h
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#include "COM_NodeOperation.h"
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/**
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* this program converts an input color to an output value.
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* it assumes we are in sRGB color space.
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*/
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class MixBaseOperation : public NodeOperation {
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protected:
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/**
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* Prefetched reference to the inputProgram
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*/
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SocketReader *m_inputValueOperation;
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SocketReader *m_inputColor1Operation;
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SocketReader *m_inputColor2Operation;
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bool m_valueAlphaMultiply;
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bool m_useClamp;
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inline void clampIfNeeded(float *color)
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{
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if (m_useClamp) {
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CLAMP(color[0], 0.0f, 1.0f);
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CLAMP(color[1], 0.0f, 1.0f);
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CLAMP(color[2], 0.0f, 1.0f);
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CLAMP(color[3], 0.0f, 1.0f);
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}
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}
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public:
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/**
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* Default constructor
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*/
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MixBaseOperation();
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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, float x, float y, PixelSampler sampler);
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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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/**
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* Deinitialize the execution
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*/
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void deinitExecution();
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void determineResolution(unsigned int resolution[], unsigned int preferredResolution[]);
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void setUseValueAlphaMultiply(const bool value) { this->m_valueAlphaMultiply = value; }
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bool useValueAlphaMultiply() { return this->m_valueAlphaMultiply; }
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void setUseClamp(bool value) { this->m_useClamp = value; }
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};
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#endif
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