diff options
Diffstat (limited to 'source/blender/compositor/operations/COM_MixOperation.cpp')
| -rw-r--r-- | source/blender/compositor/operations/COM_MixOperation.cpp | 848 |
1 files changed, 848 insertions, 0 deletions
diff --git a/source/blender/compositor/operations/COM_MixOperation.cpp b/source/blender/compositor/operations/COM_MixOperation.cpp new file mode 100644 index 00000000000..f094e93f147 --- /dev/null +++ b/source/blender/compositor/operations/COM_MixOperation.cpp @@ -0,0 +1,848 @@ +/* + * Copyright 2011, Blender Foundation. + * + * 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. + * + * Contributor: + * Jeroen Bakker + * Monique Dewanchand + */ + +#include "COM_MixOperation.h" + +extern "C" { + #include "BLI_math.h" +} + +/* ******** Mix Base Operation ******** */ + +MixBaseOperation::MixBaseOperation() : NodeOperation() +{ + this->addInputSocket(COM_DT_VALUE); + this->addInputSocket(COM_DT_COLOR); + this->addInputSocket(COM_DT_COLOR); + this->addOutputSocket(COM_DT_COLOR); + this->m_inputValueOperation = NULL; + this->m_inputColor1Operation = NULL; + this->m_inputColor2Operation = NULL; + this->setUseValueAlphaMultiply(false); + this->setUseClamp(false); +} + +void MixBaseOperation::initExecution() +{ + this->m_inputValueOperation = this->getInputSocketReader(0); + this->m_inputColor1Operation = this->getInputSocketReader(1); + this->m_inputColor2Operation = this->getInputSocketReader(2); +} + +void MixBaseOperation::executePixel(float output[4], float x, float y, PixelSampler sampler) +{ + float inputColor1[4]; + float inputColor2[4]; + float inputValue[4]; + + this->m_inputValueOperation->read(inputValue, x, y, sampler); + this->m_inputColor1Operation->read(inputColor1, x, y, sampler); + this->m_inputColor2Operation->read(inputColor2, x, y, sampler); + + float value = inputValue[0]; + if (this->useValueAlphaMultiply()) { + value *= inputColor2[3]; + } + float valuem = 1.0f - value; + output[0] = valuem * (inputColor1[0]) + value * (inputColor2[0]); + output[1] = valuem * (inputColor1[1]) + value * (inputColor2[1]); + output[2] = valuem * (inputColor1[2]) + value * (inputColor2[2]); + output[3] = inputColor1[3]; +} + +void MixBaseOperation::determineResolution(unsigned int resolution[2], unsigned int preferredResolution[2]) +{ + InputSocket *socket; + unsigned int tempPreferredResolution[2] = {0, 0}; + unsigned int tempResolution[2]; + + socket = this->getInputSocket(1); + socket->determineResolution(tempResolution, tempPreferredResolution); + if ((tempResolution[0] != 0) && (tempResolution[1] != 0)) { + this->setResolutionInputSocketIndex(1); + } + else { + socket = this->getInputSocket(2); + socket->determineResolution(tempResolution, tempPreferredResolution); + if ((tempResolution[0] != 0) && (tempResolution[1] != 0)) { + this->setResolutionInputSocketIndex(2); + } + else { + this->setResolutionInputSocketIndex(0); + } + } + NodeOperation::determineResolution(resolution, preferredResolution); +} + +void MixBaseOperation::deinitExecution() +{ + this->m_inputValueOperation = NULL; + this->m_inputColor1Operation = NULL; + this->m_inputColor2Operation = NULL; +} + +/* ******** Mix Add Operation ******** */ + +MixAddOperation::MixAddOperation() : MixBaseOperation() +{ + /* pass */ +} + +void MixAddOperation::executePixel(float output[4], float x, float y, PixelSampler sampler) +{ + float inputColor1[4]; + float inputColor2[4]; + float inputValue[4]; + + this->m_inputValueOperation->read(inputValue, x, y, sampler); + this->m_inputColor1Operation->read(inputColor1, x, y, sampler); + this->m_inputColor2Operation->read(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 Blend Operation ******** */ + +MixBlendOperation::MixBlendOperation() : MixBaseOperation() +{ + /* pass */ +} + +void MixBlendOperation::executePixel(float output[4], float x, float y, PixelSampler sampler) +{ + float inputColor1[4]; + float inputColor2[4]; + float inputValue[4]; + float value; + + this->m_inputValueOperation->read(inputValue, x, y, sampler); + this->m_inputColor1Operation->read(inputColor1, x, y, sampler); + this->m_inputColor2Operation->read(inputColor2, x, y, sampler); + value = inputValue[0]; + + if (this->useValueAlphaMultiply()) { + value *= inputColor2[3]; + } + float valuem = 1.0f - value; + output[0] = valuem * (inputColor1[0]) + value * (inputColor2[0]); + output[1] = valuem * (inputColor1[1]) + value * (inputColor2[1]); + output[2] = valuem * (inputColor1[2]) + value * (inputColor2[2]); + output[3] = inputColor1[3]; + + clampIfNeeded(output); +} + +/* ******** Mix Burn Operation ******** */ + +MixBurnOperation::MixBurnOperation() : MixBaseOperation() +{ + /* pass */ +} + +void MixBurnOperation::executePixel(float output[4], float x, float y, PixelSampler sampler) +{ + float inputColor1[4]; + float inputColor2[4]; + float inputValue[4]; + float tmp; + + this->m_inputValueOperation->read(inputValue, x, y, sampler); + this->m_inputColor1Operation->read(inputColor1, x, y, sampler); + this->m_inputColor2Operation->read(inputColor2, x, y, sampler); + + float value = inputValue[0]; + if (this->useValueAlphaMultiply()) { + value *= inputColor2[3]; + } + float valuem = 1.0f - value; + + tmp = valuem + value * inputColor2[0]; + if (tmp <= 0.0f) + output[0] = 0.0f; + else { + tmp = 1.0f - (1.0f - inputColor1[0]) / tmp; + if (tmp < 0.0f) + output[0] = 0.0f; + else if (tmp > 1.0f) + output[0] = 1.0f; + else + output[0] = tmp; + } + + tmp = valuem + value * inputColor2[1]; + if (tmp <= 0.0f) + output[1] = 0.0f; + else { + tmp = 1.0f - (1.0f - inputColor1[1]) / tmp; + if (tmp < 0.0f) + output[1] = 0.0f; + else if (tmp > 1.0f) + output[1] = 1.0f; + else + output[1] = tmp; + } + + tmp = valuem + value * inputColor2[2]; + if (tmp <= 0.0f) + output[2] = 0.0f; + else { + tmp = 1.0f - (1.0f - inputColor1[2]) / tmp; + if (tmp < 0.0f) + output[2] = 0.0f; + else if (tmp > 1.0f) + output[2] = 1.0f; + else + output[2] = tmp; + } + + output[3] = inputColor1[3]; + + clampIfNeeded(output); +} + +/* ******** Mix Color Operation ******** */ + +MixColorOperation::MixColorOperation() : MixBaseOperation() +{ + /* pass */ +} + +void MixColorOperation::executePixel(float output[4], float x, float y, PixelSampler sampler) +{ + float inputColor1[4]; + float inputColor2[4]; + float inputValue[4]; + + this->m_inputValueOperation->read(inputValue, x, y, sampler); + this->m_inputColor1Operation->read(inputColor1, x, y, sampler); + this->m_inputColor2Operation->read(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, colS, 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 Darken Operation ******** */ + +MixDarkenOperation::MixDarkenOperation() : MixBaseOperation() +{ + /* pass */ +} + +void MixDarkenOperation::executePixel(float output[4], float x, float y, PixelSampler sampler) +{ + float inputColor1[4]; + float inputColor2[4]; + float inputValue[4]; + + this->m_inputValueOperation->read(inputValue, x, y, sampler); + this->m_inputColor1Operation->read(inputColor1, x, y, sampler); + this->m_inputColor2Operation->read(inputColor2, x, y, sampler); + + float value = inputValue[0]; + if (this->useValueAlphaMultiply()) { + value *= inputColor2[3]; + } + float valuem = 1.0f - value; + float tmp; + tmp = inputColor2[0] + ((1.0f - inputColor2[0]) * valuem); + if (tmp < inputColor1[0]) output[0] = tmp; + else output[0] = inputColor1[0]; + tmp = inputColor2[1] + ((1.0f - inputColor2[1]) * valuem); + if (tmp < inputColor1[1]) output[1] = tmp; + else output[1] = inputColor1[1]; + tmp = inputColor2[2] + ((1.0f - inputColor2[2]) * valuem); + if (tmp < inputColor1[2]) output[2] = tmp; + else output[2] = inputColor1[2]; + + output[3] = inputColor1[3]; + + clampIfNeeded(output); +} + +/* ******** Mix Difference Operation ******** */ + +MixDifferenceOperation::MixDifferenceOperation() : MixBaseOperation() +{ + /* pass */ +} + +void MixDifferenceOperation::executePixel(float output[4], float x, float y, PixelSampler sampler) +{ + float inputColor1[4]; + float inputColor2[4]; + float inputValue[4]; + + this->m_inputValueOperation->read(inputValue, x, y, sampler); + this->m_inputColor1Operation->read(inputColor1, x, y, sampler); + this->m_inputColor2Operation->read(inputColor2, x, y, sampler); + + float value = inputValue[0]; + if (this->useValueAlphaMultiply()) { + value *= inputColor2[3]; + } + float valuem = 1.0f - value; + output[0] = valuem * inputColor1[0] + value *fabsf(inputColor1[0] - inputColor2[0]); + output[1] = valuem * inputColor1[1] + value *fabsf(inputColor1[1] - inputColor2[1]); + output[2] = valuem * inputColor1[2] + value *fabsf(inputColor1[2] - inputColor2[2]); + output[3] = inputColor1[3]; + + clampIfNeeded(output); +} + +/* ******** Mix Difference Operation ******** */ + +MixDivideOperation::MixDivideOperation() : MixBaseOperation() +{ + /* pass */ +} + +void MixDivideOperation::executePixel(float output[4], float x, float y, PixelSampler sampler) +{ + float inputColor1[4]; + float inputColor2[4]; + float inputValue[4]; + + this->m_inputValueOperation->read(inputValue, x, y, sampler); + this->m_inputColor1Operation->read(inputColor1, x, y, sampler); + this->m_inputColor2Operation->read(inputColor2, x, y, sampler); + + float value = inputValue[0]; + if (this->useValueAlphaMultiply()) { + value *= inputColor2[3]; + } + float valuem = 1.0f - value; + + if (inputColor2[0] != 0.0f) + output[0] = valuem * (inputColor1[0]) + value * (inputColor1[0]) / inputColor2[0]; + else + output[0] = 0.0f; + if (inputColor2[1] != 0.0f) + output[1] = valuem * (inputColor1[1]) + value * (inputColor1[1]) / inputColor2[1]; + else + output[1] = 0.0f; + if (inputColor2[2] != 0.0f) + output[2] = valuem * (inputColor1[2]) + value * (inputColor1[2]) / inputColor2[2]; + else + output[2] = 0.0f; + + output[3] = inputColor1[3]; + + clampIfNeeded(output); +} + +/* ******** Mix Dodge Operation ******** */ + +MixDodgeOperation::MixDodgeOperation() : MixBaseOperation() +{ + /* pass */ +} + +void MixDodgeOperation::executePixel(float output[4], float x, float y, PixelSampler sampler) +{ + float inputColor1[4]; + float inputColor2[4]; + float inputValue[4]; + float tmp; + + this->m_inputValueOperation->read(inputValue, x, y, sampler); + this->m_inputColor1Operation->read(inputColor1, x, y, sampler); + this->m_inputColor2Operation->read(inputColor2, x, y, sampler); + + float value = inputValue[0]; + if (this->useValueAlphaMultiply()) { + value *= inputColor2[3]; + } + + if (inputColor1[0] != 0.0f) { + tmp = 1.0f - value * inputColor2[0]; + if (tmp <= 0.0f) + output[0] = 1.0f; + else { + tmp = inputColor1[0] / tmp; + if (tmp > 1.0f) + output[0] = 1.0f; + else + output[0] = tmp; + } + } + else + output[0] = 0.0f; + + if (inputColor1[1] != 0.0f) { + tmp = 1.0f - value * inputColor2[1]; + if (tmp <= 0.0f) + output[1] = 1.0f; + else { + tmp = inputColor1[1] / tmp; + if (tmp > 1.0f) + output[1] = 1.0f; + else + output[1] = tmp; + } + } + else + output[1] = 0.0f; + + if (inputColor1[2] != 0.0f) { + tmp = 1.0f - value * inputColor2[2]; + if (tmp <= 0.0f) + output[2] = 1.0f; + else { + tmp = inputColor1[2] / tmp; + if (tmp > 1.0f) + output[2] = 1.0f; + else + output[2] = tmp; + } + } + else + output[2] = 0.0f; + + output[3] = inputColor1[3]; + + clampIfNeeded(output); +} + +/* ******** Mix Glare Operation ******** */ + +MixGlareOperation::MixGlareOperation() : MixBaseOperation() +{ + /* pass */ +} + +void MixGlareOperation::executePixel(float output[4], float x, float y, PixelSampler sampler) +{ + float inputColor1[4]; + float inputColor2[4]; + float inputValue[4]; + float value; + + this->m_inputValueOperation->read(inputValue, x, y, sampler); + this->m_inputColor1Operation->read(inputColor1, x, y, sampler); + this->m_inputColor2Operation->read(inputColor2, x, y, sampler); + value = inputValue[0]; + float mf = 2.f - 2.f * fabsf(value - 0.5f); + + if (inputColor1[0] < 0.0f) inputColor1[0] = 0.0f; + if (inputColor1[1] < 0.0f) inputColor1[1] = 0.0f; + if (inputColor1[2] < 0.0f) inputColor1[2] = 0.0f; + + output[0] = mf * max(inputColor1[0] + value * (inputColor2[0] - inputColor1[0]), 0.0f); + output[1] = mf * max(inputColor1[1] + value * (inputColor2[1] - inputColor1[1]), 0.0f); + output[2] = mf * max(inputColor1[2] + value * (inputColor2[2] - inputColor1[2]), 0.0f); + output[3] = inputColor1[3]; + + clampIfNeeded(output); +} + +/* ******** Mix Hue Operation ******** */ + +MixHueOperation::MixHueOperation() : MixBaseOperation() +{ + /* pass */ +} + +void MixHueOperation::executePixel(float output[4], float x, float y, PixelSampler sampler) +{ + float inputColor1[4]; + float inputColor2[4]; + float inputValue[4]; + + this->m_inputValueOperation->read(inputValue, x, y, sampler); + this->m_inputColor1Operation->read(inputColor1, x, y, sampler); + this->m_inputColor2Operation->read(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::executePixel(float output[4], float x, float y, PixelSampler sampler) +{ + float inputColor1[4]; + float inputColor2[4]; + float inputValue[4]; + + this->m_inputValueOperation->read(inputValue, x, y, sampler); + this->m_inputColor1Operation->read(inputColor1, x, y, sampler); + this->m_inputColor2Operation->read(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::executePixel(float output[4], float x, float y, PixelSampler sampler) +{ + float inputColor1[4]; + float inputColor2[4]; + float inputValue[4]; + + this->m_inputValueOperation->read(inputValue, x, y, sampler); + this->m_inputColor1Operation->read(inputColor1, x, y, sampler); + this->m_inputColor2Operation->read(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::executePixel(float output[4], float x, float y, PixelSampler sampler) +{ + float inputColor1[4]; + float inputColor2[4]; + float inputValue[4]; + + this->m_inputValueOperation->read(inputValue, x, y, sampler); + this->m_inputColor1Operation->read(inputColor1, x, y, sampler); + this->m_inputColor2Operation->read(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::executePixel(float output[4], float x, float y, PixelSampler sampler) +{ + float inputColor1[4]; + float inputColor2[4]; + float inputValue[4]; + + this->m_inputValueOperation->read(inputValue, x, y, sampler); + this->m_inputColor1Operation->read(inputColor1, x, y, sampler); + this->m_inputColor2Operation->read(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::executePixel(float output[4], float x, float y, PixelSampler sampler) +{ + float inputColor1[4]; + float inputColor2[4]; + float inputValue[4]; + + this->m_inputValueOperation->read(inputValue, x, y, sampler); + this->m_inputColor1Operation->read(inputColor1, x, y, sampler); + this->m_inputColor2Operation->read(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::executePixel(float output[4], float x, float y, PixelSampler sampler) +{ + float inputColor1[4]; + float inputColor2[4]; + float inputValue[4]; + + this->m_inputValueOperation->read(inputValue, x, y, sampler); + this->m_inputColor1Operation->read(inputColor1, x, y, sampler); + this->m_inputColor2Operation->read(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::executePixel(float output[4], float x, float y, PixelSampler sampler) \ +{ + float inputColor1[4]; + float inputColor2[4]; + float inputValue[4]; + + this->m_inputValueOperation->read(inputValue, x, y, sampler); + this->m_inputColor1Operation->read(inputColor1, x, y, sampler); + this->m_inputColor2Operation->read(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::executePixel(float output[4], float x, float y, PixelSampler sampler) +{ + float inputColor1[4]; + float inputColor2[4]; + float inputValue[4]; + + this->m_inputValueOperation->read(inputValue, x, y, sampler); + this->m_inputColor1Operation->read(inputColor1, x, y, sampler); + this->m_inputColor2Operation->read(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::executePixel(float output[4], float x, float y, PixelSampler sampler) +{ + float inputColor1[4]; + float inputColor2[4]; + float inputValue[4]; + + this->m_inputValueOperation->read(inputValue, x, y, sampler); + this->m_inputColor1Operation->read(inputColor1, x, y, sampler); + this->m_inputColor2Operation->read(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); +} |