diff options
Diffstat (limited to 'source/blender/compositor/operations/COM_ColorCurveOperation.cpp')
-rw-r--r-- | source/blender/compositor/operations/COM_ColorCurveOperation.cpp | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/source/blender/compositor/operations/COM_ColorCurveOperation.cpp b/source/blender/compositor/operations/COM_ColorCurveOperation.cpp new file mode 100644 index 00000000000..cb16b99f06b --- /dev/null +++ b/source/blender/compositor/operations/COM_ColorCurveOperation.cpp @@ -0,0 +1,95 @@ +/* + * 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_ColorCurveOperation.h" + +#ifdef __cplusplus +extern "C" { +#endif + #include "BKE_colortools.h" +#ifdef __cplusplus +} +#endif + +ColorCurveOperation::ColorCurveOperation(): CurveBaseOperation() { + this->addInputSocket(COM_DT_VALUE); + this->addInputSocket(COM_DT_COLOR); + this->addInputSocket(COM_DT_COLOR); + this->addInputSocket(COM_DT_COLOR); + this->addOutputSocket(COM_DT_COLOR); + + this->inputFacProgram = NULL; + this->inputImageProgram = NULL; + this->inputBlackProgram = NULL; + this->inputWhiteProgram = NULL; + + this->setResolutionInputSocketIndex(1); +} +void ColorCurveOperation::initExecution() { + CurveBaseOperation::initExecution(); + this->inputFacProgram = this->getInputSocketReader(0); + this->inputImageProgram = this->getInputSocketReader(1); + this->inputBlackProgram = this->getInputSocketReader(2); + this->inputWhiteProgram = this->getInputSocketReader(3); + + curvemapping_premultiply(this->curveMapping, 0); + +} + +void ColorCurveOperation::executePixel(float* color, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[]) { + float black[4]; + float white[4]; + float fac[4]; + float image[4]; + + this->inputBlackProgram->read(black, x, y, sampler, inputBuffers); + this->inputWhiteProgram->read(white, x, y, sampler, inputBuffers); + + curvemapping_set_black_white(this->curveMapping, black, white); + + this->inputFacProgram->read(fac, x, y, sampler, inputBuffers); + this->inputImageProgram->read(image, x, y, sampler, inputBuffers); + + if(fac[0]>=1.0) + curvemapping_evaluate_premulRGBF(this->curveMapping, color, image); + else if(*fac<=0.0) { + color[0]= image[0]; + color[1]= image[1]; + color[2]= image[2]; + } + else { + float col[4], mfac= 1.0f-*fac; + curvemapping_evaluate_premulRGBF(this->curveMapping, col, image); + color[0]= mfac*image[0] + *fac*col[0]; + color[1]= mfac*image[1] + *fac*col[1]; + color[2]= mfac*image[2] + *fac*col[2]; + } + color[3]= image[3]; +} + +void ColorCurveOperation::deinitExecution() { + this->inputFacProgram = NULL; + this->inputImageProgram = NULL; + this->inputBlackProgram = NULL; + this->inputWhiteProgram = NULL; + curvemapping_premultiply(this->curveMapping, 1); +} |