diff options
Diffstat (limited to 'source/blender/compositor/operations/COM_GlareThresholdOperation.cpp')
-rw-r--r-- | source/blender/compositor/operations/COM_GlareThresholdOperation.cpp | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/source/blender/compositor/operations/COM_GlareThresholdOperation.cpp b/source/blender/compositor/operations/COM_GlareThresholdOperation.cpp new file mode 100644 index 00000000000..cc8bda2730e --- /dev/null +++ b/source/blender/compositor/operations/COM_GlareThresholdOperation.cpp @@ -0,0 +1,48 @@ +/* + * 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_GlareThresholdOperation.h" +#include "BLI_math.h" + +GlareThresholdOperation::GlareThresholdOperation(): NodeOperation() { + this->addInputSocket(COM_DT_COLOR); + this->addOutputSocket(COM_DT_COLOR); + this->inputProgram = NULL; +} +void GlareThresholdOperation::initExecution() { + this->inputProgram = this->getInputSocketReader(0); +} + +void GlareThresholdOperation::executePixel(float* color, float x, float y, PixelSampler sampler, MemoryBuffer *inputBuffers[]) { + this->inputProgram->read(color, x, y, sampler, inputBuffers); + if ((0.212671f*color[0] + 0.71516f*color[1] + 0.072169f*color[2]) >= threshold) { + color[0] -= threshold, color[1] -= threshold, color[2] -= threshold; + color[0] = MAX2(color[0], 0.f); + color[1] = MAX2(color[1], 0.f); + color[2] = MAX2(color[2], 0.f); + } + else color[0] = color[1] = color[2] = 0.f; +} + +void GlareThresholdOperation::deinitExecution() { + this->inputProgram = NULL; +} |