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/*
* 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_OpenCLDevice.h"
#include "COM_WorkScheduler.h"
OpenCLDevice::OpenCLDevice(cl_context context, cl_device_id device, cl_program program){
this->device = device;
this->context = context;
this->program = program;
this->queue = NULL;
}
bool OpenCLDevice::initialize(){
cl_int error;
queue = clCreateCommandQueue(context, device, 0, &error);
return false;
}
void OpenCLDevice::deinitialize(){
if(queue){
clReleaseCommandQueue(queue);
}
}
void OpenCLDevice::execute(WorkPackage *work) {
const unsigned int chunkNumber = work->getChunkNumber();
ExecutionGroup * executionGroup = work->getExecutionGroup();
rcti rect;
executionGroup->determineChunkRect(&rect, chunkNumber);
MemoryBuffer ** inputBuffers = executionGroup->getInputBuffers(chunkNumber);
MemoryBuffer * outputBuffer = executionGroup->allocateOutputBuffer(chunkNumber, &rect);
executionGroup->getOutputNodeOperation()->executeOpenCLRegion(this->context, this->program, this->queue, &rect, chunkNumber, inputBuffers);
executionGroup->finalizeChunkExecution(chunkNumber, inputBuffers);
if (outputBuffer != NULL) {
outputBuffer->setCreatedState();
}
}
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