64 lines
2.1 KiB
C++
64 lines
2.1 KiB
C++
/*
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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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* Copyright 2011, Blender Foundation.
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*/
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#include "COM_ChangeHSVOperation.h"
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ChangeHSVOperation::ChangeHSVOperation() : NodeOperation()
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{
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this->addInputSocket(COM_DT_COLOR);
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this->addInputSocket(COM_DT_VALUE);
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this->addInputSocket(COM_DT_VALUE);
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this->addInputSocket(COM_DT_VALUE);
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this->addOutputSocket(COM_DT_COLOR);
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this->m_inputOperation = NULL;
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}
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void ChangeHSVOperation::initExecution()
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{
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this->m_inputOperation = getInputSocketReader(0);
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this->m_hueOperation = getInputSocketReader(1);
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this->m_saturationOperation = getInputSocketReader(2);
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this->m_valueOperation = getInputSocketReader(3);
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}
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void ChangeHSVOperation::deinitExecution()
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{
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this->m_inputOperation = NULL;
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this->m_hueOperation = NULL;
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this->m_saturationOperation = NULL;
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this->m_valueOperation = NULL;
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}
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void ChangeHSVOperation::executePixelSampled(float output[4], float x, float y, PixelSampler sampler)
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{
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float inputColor1[4];
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float hue[4], saturation[4], value[4];
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this->m_inputOperation->readSampled(inputColor1, x, y, sampler);
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this->m_hueOperation->readSampled(hue, x, y, sampler);
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this->m_saturationOperation->readSampled(saturation, x, y, sampler);
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this->m_valueOperation->readSampled(value, x, y, sampler);
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output[0] = inputColor1[0] + (hue[0] - 0.5f);
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if (output[0] > 1.0f) output[0] -= 1.0f;
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else if (output[0] < 0.0f) output[0] += 1.0f;
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output[1] = inputColor1[1] * saturation[0];
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output[2] = inputColor1[2] * value[0];
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output[3] = inputColor1[3];
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}
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