diff options
Diffstat (limited to 'source/blender/compositor/operations/COM_VectorBlurOperation.cpp')
-rw-r--r-- | source/blender/compositor/operations/COM_VectorBlurOperation.cpp | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/source/blender/compositor/operations/COM_VectorBlurOperation.cpp b/source/blender/compositor/operations/COM_VectorBlurOperation.cpp new file mode 100644 index 00000000000..7d660177fbb --- /dev/null +++ b/source/blender/compositor/operations/COM_VectorBlurOperation.cpp @@ -0,0 +1,113 @@ +/* + * 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_VectorBlurOperation.h" +#include "BLI_math.h" + +// use the implementation of blender internal renderer to calculate the vector blur. +extern "C" { + #include "RE_pipeline.h" +} + +VectorBlurOperation::VectorBlurOperation(): NodeOperation() { + this->addInputSocket(COM_DT_COLOR); + this->addInputSocket(COM_DT_VALUE); // ZBUF + this->addInputSocket(COM_DT_COLOR); //SPEED + this->addOutputSocket(COM_DT_COLOR); + this->settings = NULL; + this->cachedInstance = NULL; + this->inputImageProgram = NULL; + this->inputSpeedProgram = NULL; + this->inputZProgram = NULL; + setComplex(true); +} +void VectorBlurOperation::initExecution() { + initMutex(); + this->inputImageProgram = getInputSocketReader(0); + this->inputZProgram = getInputSocketReader(1); + this->inputSpeedProgram = getInputSocketReader(2); + this->cachedInstance = NULL; + QualityStepHelper::initExecution(COM_QH_INCREASE); + +} + +void VectorBlurOperation::executePixel(float* color, int x, int y, MemoryBuffer *inputBuffers[], void* data) { + float* buffer = (float*) data; + int index = (y*this->getWidth() + x) * COM_NUMBER_OF_CHANNELS; + color[0] = buffer[index]; + color[1] = buffer[index+1]; + color[2] = buffer[index+2]; + color[3] = buffer[index+3]; +} + +void VectorBlurOperation::deinitExecution() { + deinitMutex(); + this->inputImageProgram = NULL; + this->inputSpeedProgram = NULL; + this->inputZProgram = NULL; + if (this->cachedInstance) { + delete cachedInstance; + this->cachedInstance = NULL; + } +} +void* VectorBlurOperation::initializeTileData(rcti *rect, MemoryBuffer **memoryBuffers) { + if (this->cachedInstance) return this->cachedInstance; + + BLI_mutex_lock(getMutex()); + if (this->cachedInstance == NULL) { + MemoryBuffer* tile = (MemoryBuffer*)inputImageProgram->initializeTileData(rect, memoryBuffers); + MemoryBuffer* speed= (MemoryBuffer*)inputSpeedProgram->initializeTileData(rect, memoryBuffers); + MemoryBuffer* z = (MemoryBuffer*)inputZProgram->initializeTileData(rect, memoryBuffers); + float* data = new float[this->getWidth()*this->getHeight()*COM_NUMBER_OF_CHANNELS]; + memcpy(data, tile->getBuffer(),this->getWidth()*this->getHeight()*COM_NUMBER_OF_CHANNELS*sizeof(float)); + this->generateVectorBlur(data, tile, speed, z); + this->cachedInstance = data; + } + BLI_mutex_unlock(getMutex()); + return this->cachedInstance; +} + +bool VectorBlurOperation::determineDependingAreaOfInterest(rcti *input, ReadBufferOperation *readOperation, rcti *output) { + if (this->cachedInstance == NULL) { + rcti newInput; + newInput.xmax = this->getWidth(); + newInput.xmin = 0; + newInput.ymax = this->getHeight(); + newInput.ymin = 0; + return NodeOperation::determineDependingAreaOfInterest(&newInput, readOperation, output); + } else { + return false; + } +} + +void VectorBlurOperation::generateVectorBlur(float* data, MemoryBuffer* inputImage, MemoryBuffer* inputSpeed, MemoryBuffer* inputZ) { + float *zbuf = inputZ->convertToValueBuffer(); + NodeBlurData blurdata; + blurdata.samples = this->settings->samples/QualityStepHelper::getStep(); + blurdata.maxspeed = this->settings->maxspeed; + blurdata.minspeed = this->settings->minspeed; + blurdata.curved = this->settings->curved; + blurdata.fac = this->settings->fac; + RE_zbuf_accumulate_vecblur(&blurdata, this->getWidth(), this->getHeight(), data, inputImage->getBuffer(), inputSpeed->getBuffer(), zbuf); + delete zbuf; + return; +} |