Kévin Dietrich
1dcf956849
The formula was not consistent across Blender and behaved strangely, now it is a simple linear blend between color1 and min(color1, color2). Reviewed By: brecht Differential Revision: https://developer.blender.org/D489
841 lines
24 KiB
C++
841 lines
24 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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#include "COM_MixOperation.h"
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extern "C" {
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# include "BLI_math.h"
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}
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/* ******** Mix Base Operation ******** */
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MixBaseOperation::MixBaseOperation() : NodeOperation()
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{
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this->addInputSocket(COM_DT_VALUE);
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this->addInputSocket(COM_DT_COLOR);
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this->addInputSocket(COM_DT_COLOR);
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this->addOutputSocket(COM_DT_COLOR);
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this->m_inputValueOperation = NULL;
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this->m_inputColor1Operation = NULL;
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this->m_inputColor2Operation = NULL;
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this->setUseValueAlphaMultiply(false);
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this->setUseClamp(false);
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}
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void MixBaseOperation::initExecution()
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{
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this->m_inputValueOperation = this->getInputSocketReader(0);
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this->m_inputColor1Operation = this->getInputSocketReader(1);
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this->m_inputColor2Operation = this->getInputSocketReader(2);
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}
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void MixBaseOperation::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 inputColor2[4];
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float inputValue[4];
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this->m_inputValueOperation->readSampled(inputValue, x, y, sampler);
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this->m_inputColor1Operation->readSampled(inputColor1, x, y, sampler);
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this->m_inputColor2Operation->readSampled(inputColor2, x, y, sampler);
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float value = inputValue[0];
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if (this->useValueAlphaMultiply()) {
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value *= inputColor2[3];
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}
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float valuem = 1.0f - value;
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output[0] = valuem * (inputColor1[0]) + value * (inputColor2[0]);
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output[1] = valuem * (inputColor1[1]) + value * (inputColor2[1]);
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output[2] = valuem * (inputColor1[2]) + value * (inputColor2[2]);
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output[3] = inputColor1[3];
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}
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void MixBaseOperation::determineResolution(unsigned int resolution[2], unsigned int preferredResolution[2])
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{
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NodeOperationInput *socket;
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unsigned int tempPreferredResolution[2] = {0, 0};
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unsigned int tempResolution[2];
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socket = this->getInputSocket(1);
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socket->determineResolution(tempResolution, tempPreferredResolution);
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if ((tempResolution[0] != 0) && (tempResolution[1] != 0)) {
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this->setResolutionInputSocketIndex(1);
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}
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else {
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socket = this->getInputSocket(2);
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socket->determineResolution(tempResolution, tempPreferredResolution);
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if ((tempResolution[0] != 0) && (tempResolution[1] != 0)) {
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this->setResolutionInputSocketIndex(2);
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}
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else {
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this->setResolutionInputSocketIndex(0);
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}
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}
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NodeOperation::determineResolution(resolution, preferredResolution);
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}
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void MixBaseOperation::deinitExecution()
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{
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this->m_inputValueOperation = NULL;
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this->m_inputColor1Operation = NULL;
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this->m_inputColor2Operation = NULL;
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}
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/* ******** Mix Add Operation ******** */
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MixAddOperation::MixAddOperation() : MixBaseOperation()
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{
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/* pass */
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}
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void MixAddOperation::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 inputColor2[4];
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float inputValue[4];
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this->m_inputValueOperation->readSampled(inputValue, x, y, sampler);
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this->m_inputColor1Operation->readSampled(inputColor1, x, y, sampler);
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this->m_inputColor2Operation->readSampled(inputColor2, x, y, sampler);
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float value = inputValue[0];
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if (this->useValueAlphaMultiply()) {
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value *= inputColor2[3];
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}
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output[0] = inputColor1[0] + value * inputColor2[0];
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output[1] = inputColor1[1] + value * inputColor2[1];
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output[2] = inputColor1[2] + value * inputColor2[2];
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output[3] = inputColor1[3];
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clampIfNeeded(output);
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}
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/* ******** Mix Blend Operation ******** */
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MixBlendOperation::MixBlendOperation() : MixBaseOperation()
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{
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/* pass */
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}
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void MixBlendOperation::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 inputColor2[4];
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float inputValue[4];
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float value;
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this->m_inputValueOperation->readSampled(inputValue, x, y, sampler);
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this->m_inputColor1Operation->readSampled(inputColor1, x, y, sampler);
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this->m_inputColor2Operation->readSampled(inputColor2, x, y, sampler);
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value = inputValue[0];
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if (this->useValueAlphaMultiply()) {
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value *= inputColor2[3];
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}
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float valuem = 1.0f - value;
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output[0] = valuem * (inputColor1[0]) + value * (inputColor2[0]);
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output[1] = valuem * (inputColor1[1]) + value * (inputColor2[1]);
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output[2] = valuem * (inputColor1[2]) + value * (inputColor2[2]);
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output[3] = inputColor1[3];
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clampIfNeeded(output);
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}
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/* ******** Mix Burn Operation ******** */
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MixBurnOperation::MixBurnOperation() : MixBaseOperation()
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{
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/* pass */
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}
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void MixBurnOperation::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 inputColor2[4];
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float inputValue[4];
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float tmp;
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this->m_inputValueOperation->readSampled(inputValue, x, y, sampler);
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this->m_inputColor1Operation->readSampled(inputColor1, x, y, sampler);
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this->m_inputColor2Operation->readSampled(inputColor2, x, y, sampler);
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float value = inputValue[0];
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if (this->useValueAlphaMultiply()) {
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value *= inputColor2[3];
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}
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float valuem = 1.0f - value;
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tmp = valuem + value * inputColor2[0];
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if (tmp <= 0.0f)
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output[0] = 0.0f;
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else {
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tmp = 1.0f - (1.0f - inputColor1[0]) / tmp;
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if (tmp < 0.0f)
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output[0] = 0.0f;
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else if (tmp > 1.0f)
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output[0] = 1.0f;
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else
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output[0] = tmp;
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}
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tmp = valuem + value * inputColor2[1];
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if (tmp <= 0.0f)
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output[1] = 0.0f;
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else {
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tmp = 1.0f - (1.0f - inputColor1[1]) / tmp;
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if (tmp < 0.0f)
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output[1] = 0.0f;
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else if (tmp > 1.0f)
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output[1] = 1.0f;
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else
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output[1] = tmp;
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}
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tmp = valuem + value * inputColor2[2];
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if (tmp <= 0.0f)
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output[2] = 0.0f;
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else {
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tmp = 1.0f - (1.0f - inputColor1[2]) / tmp;
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if (tmp < 0.0f)
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output[2] = 0.0f;
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else if (tmp > 1.0f)
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output[2] = 1.0f;
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else
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output[2] = tmp;
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}
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output[3] = inputColor1[3];
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clampIfNeeded(output);
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}
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/* ******** Mix Color Operation ******** */
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MixColorOperation::MixColorOperation() : MixBaseOperation()
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{
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/* pass */
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}
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void MixColorOperation::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 inputColor2[4];
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float inputValue[4];
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this->m_inputValueOperation->readSampled(inputValue, x, y, sampler);
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this->m_inputColor1Operation->readSampled(inputColor1, x, y, sampler);
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this->m_inputColor2Operation->readSampled(inputColor2, x, y, sampler);
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float value = inputValue[0];
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if (this->useValueAlphaMultiply()) {
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value *= inputColor2[3];
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}
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float valuem = 1.0f - value;
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float colH, colS, colV;
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rgb_to_hsv(inputColor2[0], inputColor2[1], inputColor2[2], &colH, &colS, &colV);
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if (colS != 0.0f) {
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float rH, rS, rV;
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float tmpr, tmpg, tmpb;
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rgb_to_hsv(inputColor1[0], inputColor1[1], inputColor1[2], &rH, &rS, &rV);
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hsv_to_rgb(colH, colS, rV, &tmpr, &tmpg, &tmpb);
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output[0] = (valuem * inputColor1[0]) + (value * tmpr);
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output[1] = (valuem * inputColor1[1]) + (value * tmpg);
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output[2] = (valuem * inputColor1[2]) + (value * tmpb);
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}
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else {
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copy_v3_v3(output, inputColor1);
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}
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output[3] = inputColor1[3];
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clampIfNeeded(output);
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}
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/* ******** Mix Darken Operation ******** */
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MixDarkenOperation::MixDarkenOperation() : MixBaseOperation()
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{
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/* pass */
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}
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void MixDarkenOperation::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 inputColor2[4];
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float inputValue[4];
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this->m_inputValueOperation->readSampled(inputValue, x, y, sampler);
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this->m_inputColor1Operation->readSampled(inputColor1, x, y, sampler);
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this->m_inputColor2Operation->readSampled(inputColor2, x, y, sampler);
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float value = inputValue[0];
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if (this->useValueAlphaMultiply()) {
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value *= inputColor2[3];
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}
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float valuem = 1.0f - value;
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output[0] = min_ff(inputColor1[0], inputColor2[0]) * value + inputColor1[0] * valuem;
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output[1] = min_ff(inputColor1[1], inputColor2[1]) * value + inputColor1[1] * valuem;
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output[2] = min_ff(inputColor1[2], inputColor2[2]) * value + inputColor1[2] * valuem;
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output[3] = inputColor1[3];
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clampIfNeeded(output);
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}
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/* ******** Mix Difference Operation ******** */
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MixDifferenceOperation::MixDifferenceOperation() : MixBaseOperation()
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{
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/* pass */
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}
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void MixDifferenceOperation::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 inputColor2[4];
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float inputValue[4];
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this->m_inputValueOperation->readSampled(inputValue, x, y, sampler);
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this->m_inputColor1Operation->readSampled(inputColor1, x, y, sampler);
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this->m_inputColor2Operation->readSampled(inputColor2, x, y, sampler);
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float value = inputValue[0];
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if (this->useValueAlphaMultiply()) {
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value *= inputColor2[3];
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}
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float valuem = 1.0f - value;
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output[0] = valuem * inputColor1[0] + value *fabsf(inputColor1[0] - inputColor2[0]);
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output[1] = valuem * inputColor1[1] + value *fabsf(inputColor1[1] - inputColor2[1]);
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output[2] = valuem * inputColor1[2] + value *fabsf(inputColor1[2] - inputColor2[2]);
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output[3] = inputColor1[3];
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clampIfNeeded(output);
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}
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/* ******** Mix Difference Operation ******** */
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MixDivideOperation::MixDivideOperation() : MixBaseOperation()
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{
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/* pass */
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}
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void MixDivideOperation::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 inputColor2[4];
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float inputValue[4];
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this->m_inputValueOperation->readSampled(inputValue, x, y, sampler);
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this->m_inputColor1Operation->readSampled(inputColor1, x, y, sampler);
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this->m_inputColor2Operation->readSampled(inputColor2, x, y, sampler);
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float value = inputValue[0];
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if (this->useValueAlphaMultiply()) {
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value *= inputColor2[3];
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}
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float valuem = 1.0f - value;
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if (inputColor2[0] != 0.0f)
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output[0] = valuem * (inputColor1[0]) + value * (inputColor1[0]) / inputColor2[0];
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else
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output[0] = 0.0f;
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if (inputColor2[1] != 0.0f)
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output[1] = valuem * (inputColor1[1]) + value * (inputColor1[1]) / inputColor2[1];
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else
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output[1] = 0.0f;
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if (inputColor2[2] != 0.0f)
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output[2] = valuem * (inputColor1[2]) + value * (inputColor1[2]) / inputColor2[2];
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else
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output[2] = 0.0f;
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output[3] = inputColor1[3];
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clampIfNeeded(output);
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}
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/* ******** Mix Dodge Operation ******** */
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MixDodgeOperation::MixDodgeOperation() : MixBaseOperation()
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{
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/* pass */
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}
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void MixDodgeOperation::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 inputColor2[4];
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float inputValue[4];
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float tmp;
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this->m_inputValueOperation->readSampled(inputValue, x, y, sampler);
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this->m_inputColor1Operation->readSampled(inputColor1, x, y, sampler);
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this->m_inputColor2Operation->readSampled(inputColor2, x, y, sampler);
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float value = inputValue[0];
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if (this->useValueAlphaMultiply()) {
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value *= inputColor2[3];
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}
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if (inputColor1[0] != 0.0f) {
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tmp = 1.0f - value * inputColor2[0];
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if (tmp <= 0.0f)
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output[0] = 1.0f;
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else {
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tmp = inputColor1[0] / tmp;
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if (tmp > 1.0f)
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output[0] = 1.0f;
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else
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output[0] = tmp;
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}
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}
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else
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output[0] = 0.0f;
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if (inputColor1[1] != 0.0f) {
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tmp = 1.0f - value * inputColor2[1];
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if (tmp <= 0.0f)
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output[1] = 1.0f;
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else {
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tmp = inputColor1[1] / tmp;
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if (tmp > 1.0f)
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output[1] = 1.0f;
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else
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output[1] = tmp;
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}
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}
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else
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output[1] = 0.0f;
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if (inputColor1[2] != 0.0f) {
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tmp = 1.0f - value * inputColor2[2];
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if (tmp <= 0.0f)
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output[2] = 1.0f;
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else {
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tmp = inputColor1[2] / tmp;
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if (tmp > 1.0f)
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output[2] = 1.0f;
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else
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output[2] = tmp;
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}
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}
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else
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output[2] = 0.0f;
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output[3] = inputColor1[3];
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clampIfNeeded(output);
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}
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/* ******** Mix Glare Operation ******** */
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MixGlareOperation::MixGlareOperation() : MixBaseOperation()
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{
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/* pass */
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}
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void MixGlareOperation::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 inputColor2[4];
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float inputValue[4];
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float value;
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this->m_inputValueOperation->readSampled(inputValue, x, y, sampler);
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this->m_inputColor1Operation->readSampled(inputColor1, x, y, sampler);
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this->m_inputColor2Operation->readSampled(inputColor2, x, y, sampler);
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value = inputValue[0];
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float mf = 2.f - 2.f * fabsf(value - 0.5f);
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if (inputColor1[0] < 0.0f) inputColor1[0] = 0.0f;
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if (inputColor1[1] < 0.0f) inputColor1[1] = 0.0f;
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if (inputColor1[2] < 0.0f) inputColor1[2] = 0.0f;
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output[0] = mf * max(inputColor1[0] + value * (inputColor2[0] - inputColor1[0]), 0.0f);
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output[1] = mf * max(inputColor1[1] + value * (inputColor2[1] - inputColor1[1]), 0.0f);
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output[2] = mf * max(inputColor1[2] + value * (inputColor2[2] - inputColor1[2]), 0.0f);
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output[3] = inputColor1[3];
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clampIfNeeded(output);
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}
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/* ******** Mix Hue Operation ******** */
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MixHueOperation::MixHueOperation() : MixBaseOperation()
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{
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/* pass */
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}
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void MixHueOperation::executePixelSampled(float output[4], float x, float y, PixelSampler sampler)
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{
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float inputColor1[4];
|
|
float inputColor2[4];
|
|
float inputValue[4];
|
|
|
|
this->m_inputValueOperation->readSampled(inputValue, x, y, sampler);
|
|
this->m_inputColor1Operation->readSampled(inputColor1, x, y, sampler);
|
|
this->m_inputColor2Operation->readSampled(inputColor2, x, y, sampler);
|
|
|
|
float value = inputValue[0];
|
|
if (this->useValueAlphaMultiply()) {
|
|
value *= inputColor2[3];
|
|
}
|
|
float valuem = 1.0f - value;
|
|
|
|
float colH, colS, colV;
|
|
rgb_to_hsv(inputColor2[0], inputColor2[1], inputColor2[2], &colH, &colS, &colV);
|
|
if (colS != 0.0f) {
|
|
float rH, rS, rV;
|
|
float tmpr, tmpg, tmpb;
|
|
rgb_to_hsv(inputColor1[0], inputColor1[1], inputColor1[2], &rH, &rS, &rV);
|
|
hsv_to_rgb(colH, rS, rV, &tmpr, &tmpg, &tmpb);
|
|
output[0] = valuem * (inputColor1[0]) + value * tmpr;
|
|
output[1] = valuem * (inputColor1[1]) + value * tmpg;
|
|
output[2] = valuem * (inputColor1[2]) + value * tmpb;
|
|
}
|
|
else {
|
|
copy_v3_v3(output, inputColor1);
|
|
}
|
|
output[3] = inputColor1[3];
|
|
|
|
clampIfNeeded(output);
|
|
}
|
|
|
|
/* ******** Mix Lighten Operation ******** */
|
|
|
|
MixLightenOperation::MixLightenOperation() : MixBaseOperation()
|
|
{
|
|
/* pass */
|
|
}
|
|
|
|
void MixLightenOperation::executePixelSampled(float output[4], float x, float y, PixelSampler sampler)
|
|
{
|
|
float inputColor1[4];
|
|
float inputColor2[4];
|
|
float inputValue[4];
|
|
|
|
this->m_inputValueOperation->readSampled(inputValue, x, y, sampler);
|
|
this->m_inputColor1Operation->readSampled(inputColor1, x, y, sampler);
|
|
this->m_inputColor2Operation->readSampled(inputColor2, x, y, sampler);
|
|
|
|
float value = inputValue[0];
|
|
if (this->useValueAlphaMultiply()) {
|
|
value *= inputColor2[3];
|
|
}
|
|
float tmp;
|
|
tmp = value * inputColor2[0];
|
|
if (tmp > inputColor1[0]) output[0] = tmp;
|
|
else output[0] = inputColor1[0];
|
|
tmp = value * inputColor2[1];
|
|
if (tmp > inputColor1[1]) output[1] = tmp;
|
|
else output[1] = inputColor1[1];
|
|
tmp = value * inputColor2[2];
|
|
if (tmp > inputColor1[2]) output[2] = tmp;
|
|
else output[2] = inputColor1[2];
|
|
output[3] = inputColor1[3];
|
|
|
|
clampIfNeeded(output);
|
|
}
|
|
|
|
/* ******** Mix Linear Light Operation ******** */
|
|
|
|
MixLinearLightOperation::MixLinearLightOperation() : MixBaseOperation()
|
|
{
|
|
/* pass */
|
|
}
|
|
|
|
void MixLinearLightOperation::executePixelSampled(float output[4], float x, float y, PixelSampler sampler)
|
|
{
|
|
float inputColor1[4];
|
|
float inputColor2[4];
|
|
float inputValue[4];
|
|
|
|
this->m_inputValueOperation->readSampled(inputValue, x, y, sampler);
|
|
this->m_inputColor1Operation->readSampled(inputColor1, x, y, sampler);
|
|
this->m_inputColor2Operation->readSampled(inputColor2, x, y, sampler);
|
|
|
|
float value = inputValue[0];
|
|
if (this->useValueAlphaMultiply()) {
|
|
value *= inputColor2[3];
|
|
}
|
|
if (inputColor2[0] > 0.5f)
|
|
output[0] = inputColor1[0] + value * (2.0f * (inputColor2[0] - 0.5f));
|
|
else
|
|
output[0] = inputColor1[0] + value * (2.0f * (inputColor2[0]) - 1.0f);
|
|
if (inputColor2[1] > 0.5f)
|
|
output[1] = inputColor1[1] + value * (2.0f * (inputColor2[1] - 0.5f));
|
|
else
|
|
output[1] = inputColor1[1] + value * (2.0f * (inputColor2[1]) - 1.0f);
|
|
if (inputColor2[2] > 0.5f)
|
|
output[2] = inputColor1[2] + value * (2.0f * (inputColor2[2] - 0.5f));
|
|
else
|
|
output[2] = inputColor1[2] + value * (2.0f * (inputColor2[2]) - 1.0f);
|
|
|
|
output[3] = inputColor1[3];
|
|
|
|
clampIfNeeded(output);
|
|
}
|
|
|
|
/* ******** Mix Multiply Operation ******** */
|
|
|
|
MixMultiplyOperation::MixMultiplyOperation() : MixBaseOperation()
|
|
{
|
|
/* pass */
|
|
}
|
|
|
|
void MixMultiplyOperation::executePixelSampled(float output[4], float x, float y, PixelSampler sampler)
|
|
{
|
|
float inputColor1[4];
|
|
float inputColor2[4];
|
|
float inputValue[4];
|
|
|
|
this->m_inputValueOperation->readSampled(inputValue, x, y, sampler);
|
|
this->m_inputColor1Operation->readSampled(inputColor1, x, y, sampler);
|
|
this->m_inputColor2Operation->readSampled(inputColor2, x, y, sampler);
|
|
|
|
float value = inputValue[0];
|
|
if (this->useValueAlphaMultiply()) {
|
|
value *= inputColor2[3];
|
|
}
|
|
float valuem = 1.0f - value;
|
|
output[0] = inputColor1[0] * (valuem + value * inputColor2[0]);
|
|
output[1] = inputColor1[1] * (valuem + value * inputColor2[1]);
|
|
output[2] = inputColor1[2] * (valuem + value * inputColor2[2]);
|
|
output[3] = inputColor1[3];
|
|
|
|
clampIfNeeded(output);
|
|
}
|
|
|
|
/* ******** Mix Ovelray Operation ******** */
|
|
|
|
MixOverlayOperation::MixOverlayOperation() : MixBaseOperation()
|
|
{
|
|
/* pass */
|
|
}
|
|
|
|
void MixOverlayOperation::executePixelSampled(float output[4], float x, float y, PixelSampler sampler)
|
|
{
|
|
float inputColor1[4];
|
|
float inputColor2[4];
|
|
float inputValue[4];
|
|
|
|
this->m_inputValueOperation->readSampled(inputValue, x, y, sampler);
|
|
this->m_inputColor1Operation->readSampled(inputColor1, x, y, sampler);
|
|
this->m_inputColor2Operation->readSampled(inputColor2, x, y, sampler);
|
|
|
|
float value = inputValue[0];
|
|
if (this->useValueAlphaMultiply()) {
|
|
value *= inputColor2[3];
|
|
}
|
|
|
|
float valuem = 1.0f - value;
|
|
|
|
if (inputColor1[0] < 0.5f) {
|
|
output[0] = inputColor1[0] * (valuem + 2.0f * value * inputColor2[0]);
|
|
}
|
|
else {
|
|
output[0] = 1.0f - (valuem + 2.0f * value * (1.0f - inputColor2[0])) * (1.0f - inputColor1[0]);
|
|
}
|
|
if (inputColor1[1] < 0.5f) {
|
|
output[1] = inputColor1[1] * (valuem + 2.0f * value * inputColor2[1]);
|
|
}
|
|
else {
|
|
output[1] = 1.0f - (valuem + 2.0f * value * (1.0f - inputColor2[1])) * (1.0f - inputColor1[1]);
|
|
}
|
|
if (inputColor1[2] < 0.5f) {
|
|
output[2] = inputColor1[2] * (valuem + 2.0f * value * inputColor2[2]);
|
|
}
|
|
else {
|
|
output[2] = 1.0f - (valuem + 2.0f * value * (1.0f - inputColor2[2])) * (1.0f - inputColor1[2]);
|
|
}
|
|
output[3] = inputColor1[3];
|
|
|
|
clampIfNeeded(output);
|
|
}
|
|
|
|
/* ******** Mix Saturation Operation ******** */
|
|
|
|
MixSaturationOperation::MixSaturationOperation() : MixBaseOperation()
|
|
{
|
|
/* pass */
|
|
}
|
|
|
|
void MixSaturationOperation::executePixelSampled(float output[4], float x, float y, PixelSampler sampler)
|
|
{
|
|
float inputColor1[4];
|
|
float inputColor2[4];
|
|
float inputValue[4];
|
|
|
|
this->m_inputValueOperation->readSampled(inputValue, x, y, sampler);
|
|
this->m_inputColor1Operation->readSampled(inputColor1, x, y, sampler);
|
|
this->m_inputColor2Operation->readSampled(inputColor2, x, y, sampler);
|
|
|
|
float value = inputValue[0];
|
|
if (this->useValueAlphaMultiply()) {
|
|
value *= inputColor2[3];
|
|
}
|
|
float valuem = 1.0f - value;
|
|
|
|
float rH, rS, rV;
|
|
rgb_to_hsv(inputColor1[0], inputColor1[1], inputColor1[2], &rH, &rS, &rV);
|
|
if (rS != 0.0f) {
|
|
float colH, colS, colV;
|
|
rgb_to_hsv(inputColor2[0], inputColor2[1], inputColor2[2], &colH, &colS, &colV);
|
|
hsv_to_rgb(rH, (valuem * rS + value * colS), rV, &output[0], &output[1], &output[2]);
|
|
}
|
|
else {
|
|
copy_v3_v3(output, inputColor1);
|
|
}
|
|
|
|
output[3] = inputColor1[3];
|
|
|
|
clampIfNeeded(output);
|
|
}
|
|
|
|
/* ******** Mix Screen Operation ******** */
|
|
|
|
MixScreenOperation::MixScreenOperation() : MixBaseOperation()
|
|
{
|
|
/* pass */
|
|
}
|
|
|
|
void MixScreenOperation::executePixelSampled(float output[4], float x, float y, PixelSampler sampler)
|
|
{
|
|
float inputColor1[4];
|
|
float inputColor2[4];
|
|
float inputValue[4];
|
|
|
|
this->m_inputValueOperation->readSampled(inputValue, x, y, sampler);
|
|
this->m_inputColor1Operation->readSampled(inputColor1, x, y, sampler);
|
|
this->m_inputColor2Operation->readSampled(inputColor2, x, y, sampler);
|
|
|
|
float value = inputValue[0];
|
|
if (this->useValueAlphaMultiply()) {
|
|
value *= inputColor2[3];
|
|
}
|
|
float valuem = 1.0f - value;
|
|
|
|
output[0] = 1.0f - (valuem + value * (1.0f - inputColor2[0])) * (1.0f - inputColor1[0]);
|
|
output[1] = 1.0f - (valuem + value * (1.0f - inputColor2[1])) * (1.0f - inputColor1[1]);
|
|
output[2] = 1.0f - (valuem + value * (1.0f - inputColor2[2])) * (1.0f - inputColor1[2]);
|
|
output[3] = inputColor1[3];
|
|
|
|
clampIfNeeded(output);
|
|
}
|
|
|
|
/* ******** Mix Soft Light Operation ******** */
|
|
|
|
MixSoftLightOperation::MixSoftLightOperation() : MixBaseOperation()
|
|
{
|
|
/* pass */
|
|
}
|
|
|
|
void MixSoftLightOperation::executePixelSampled(float output[4], float x, float y, PixelSampler sampler) \
|
|
{
|
|
float inputColor1[4];
|
|
float inputColor2[4];
|
|
float inputValue[4];
|
|
|
|
this->m_inputValueOperation->readSampled(inputValue, x, y, sampler);
|
|
this->m_inputColor1Operation->readSampled(inputColor1, x, y, sampler);
|
|
this->m_inputColor2Operation->readSampled(inputColor2, x, y, sampler);
|
|
|
|
float value = inputValue[0];
|
|
if (this->useValueAlphaMultiply()) {
|
|
value *= inputColor2[3];
|
|
}
|
|
float valuem = 1.0f - value;
|
|
float scr, scg, scb;
|
|
|
|
/* first calculate non-fac based Screen mix */
|
|
scr = 1.0f - (1.0f - inputColor2[0]) * (1.0f - inputColor1[0]);
|
|
scg = 1.0f - (1.0f - inputColor2[1]) * (1.0f - inputColor1[1]);
|
|
scb = 1.0f - (1.0f - inputColor2[2]) * (1.0f - inputColor1[2]);
|
|
|
|
output[0] = valuem * (inputColor1[0]) + value * (((1.0f - inputColor1[0]) * inputColor2[0] * (inputColor1[0])) + (inputColor1[0] * scr));
|
|
output[1] = valuem * (inputColor1[1]) + value * (((1.0f - inputColor1[1]) * inputColor2[1] * (inputColor1[1])) + (inputColor1[1] * scg));
|
|
output[2] = valuem * (inputColor1[2]) + value * (((1.0f - inputColor1[2]) * inputColor2[2] * (inputColor1[2])) + (inputColor1[2] * scb));
|
|
output[3] = inputColor1[3];
|
|
|
|
clampIfNeeded(output);
|
|
}
|
|
|
|
/* ******** Mix Subtract Operation ******** */
|
|
|
|
MixSubtractOperation::MixSubtractOperation() : MixBaseOperation()
|
|
{
|
|
/* pass */
|
|
}
|
|
|
|
void MixSubtractOperation::executePixelSampled(float output[4], float x, float y, PixelSampler sampler)
|
|
{
|
|
float inputColor1[4];
|
|
float inputColor2[4];
|
|
float inputValue[4];
|
|
|
|
this->m_inputValueOperation->readSampled(inputValue, x, y, sampler);
|
|
this->m_inputColor1Operation->readSampled(inputColor1, x, y, sampler);
|
|
this->m_inputColor2Operation->readSampled(inputColor2, x, y, sampler);
|
|
|
|
float value = inputValue[0];
|
|
if (this->useValueAlphaMultiply()) {
|
|
value *= inputColor2[3];
|
|
}
|
|
output[0] = inputColor1[0] - value * (inputColor2[0]);
|
|
output[1] = inputColor1[1] - value * (inputColor2[1]);
|
|
output[2] = inputColor1[2] - value * (inputColor2[2]);
|
|
output[3] = inputColor1[3];
|
|
|
|
clampIfNeeded(output);
|
|
}
|
|
|
|
/* ******** Mix Value Operation ******** */
|
|
|
|
MixValueOperation::MixValueOperation() : MixBaseOperation()
|
|
{
|
|
/* pass */
|
|
}
|
|
|
|
void MixValueOperation::executePixelSampled(float output[4], float x, float y, PixelSampler sampler)
|
|
{
|
|
float inputColor1[4];
|
|
float inputColor2[4];
|
|
float inputValue[4];
|
|
|
|
this->m_inputValueOperation->readSampled(inputValue, x, y, sampler);
|
|
this->m_inputColor1Operation->readSampled(inputColor1, x, y, sampler);
|
|
this->m_inputColor2Operation->readSampled(inputColor2, x, y, sampler);
|
|
|
|
float value = inputValue[0];
|
|
if (this->useValueAlphaMultiply()) {
|
|
value *= inputColor2[3];
|
|
}
|
|
float valuem = 1.0f - value;
|
|
|
|
float rH, rS, rV;
|
|
float colH, colS, colV;
|
|
rgb_to_hsv(inputColor1[0], inputColor1[1], inputColor1[2], &rH, &rS, &rV);
|
|
rgb_to_hsv(inputColor2[0], inputColor2[1], inputColor2[2], &colH, &colS, &colV);
|
|
hsv_to_rgb(rH, rS, (valuem * rV + value * colV), &output[0], &output[1], &output[2]);
|
|
output[3] = inputColor1[3];
|
|
|
|
clampIfNeeded(output);
|
|
}
|