diff options
Diffstat (limited to 'source/blender/compositor/operations/COM_ChangeHSVOperation.cc')
-rw-r--r-- | source/blender/compositor/operations/COM_ChangeHSVOperation.cc | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/source/blender/compositor/operations/COM_ChangeHSVOperation.cc b/source/blender/compositor/operations/COM_ChangeHSVOperation.cc new file mode 100644 index 00000000000..6bc9fa53c31 --- /dev/null +++ b/source/blender/compositor/operations/COM_ChangeHSVOperation.cc @@ -0,0 +1,70 @@ +/* + * 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. + */ + +#include "COM_ChangeHSVOperation.h" + +ChangeHSVOperation::ChangeHSVOperation() +{ + this->addInputSocket(COM_DT_COLOR); + this->addInputSocket(COM_DT_VALUE); + this->addInputSocket(COM_DT_VALUE); + this->addInputSocket(COM_DT_VALUE); + this->addOutputSocket(COM_DT_COLOR); + this->m_inputOperation = nullptr; +} + +void ChangeHSVOperation::initExecution() +{ + this->m_inputOperation = getInputSocketReader(0); + this->m_hueOperation = getInputSocketReader(1); + this->m_saturationOperation = getInputSocketReader(2); + this->m_valueOperation = getInputSocketReader(3); +} + +void ChangeHSVOperation::deinitExecution() +{ + this->m_inputOperation = nullptr; + this->m_hueOperation = nullptr; + this->m_saturationOperation = nullptr; + this->m_valueOperation = nullptr; +} + +void ChangeHSVOperation::executePixelSampled(float output[4], + float x, + float y, + PixelSampler sampler) +{ + float inputColor1[4]; + float hue[4], saturation[4], value[4]; + + this->m_inputOperation->readSampled(inputColor1, x, y, sampler); + this->m_hueOperation->readSampled(hue, x, y, sampler); + this->m_saturationOperation->readSampled(saturation, x, y, sampler); + this->m_valueOperation->readSampled(value, x, y, sampler); + + output[0] = inputColor1[0] + (hue[0] - 0.5f); + if (output[0] > 1.0f) { + output[0] -= 1.0f; + } + else if (output[0] < 0.0f) { + output[0] += 1.0f; + } + output[1] = inputColor1[1] * saturation[0]; + output[2] = inputColor1[2] * value[0]; + output[3] = inputColor1[3]; +} |