opm-simulators/opm/simulators/linalg/bda/OpenclMatrix.cpp
2021-12-01 11:43:39 +01:00

67 lines
2.4 KiB
C++

/*
Copyright 2021 Equinor ASA
This file is part of the Open Porous Media project (OPM).
OPM 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 3 of the License, or
(at your option) any later version.
OPM 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 OPM. If not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <opm/common/OpmLog/OpmLog.hpp>
#include <opm/common/ErrorMacros.hpp>
#include <opm/simulators/linalg/bda/OpenclMatrix.hpp>
#include <opm/simulators/linalg/bda/BlockedMatrix.hpp>
#include <opm/simulators/linalg/bda/Matrix.hpp>
namespace Opm
{
namespace Accelerator
{
void OpenclMatrix::upload(cl::CommandQueue *queue, double *vals, int *cols, int *rows) {
std::vector<cl::Event> events(3);
cl_int err = queue->enqueueWriteBuffer(nnzValues, CL_FALSE, 0, sizeof(double) * block_size * block_size * nnzbs, vals, nullptr, &events[0]);
err |= queue->enqueueWriteBuffer(colIndices, CL_FALSE, 0, sizeof(int) * nnzbs, cols, nullptr, &events[1]);
err |= queue->enqueueWriteBuffer(rowPointers, CL_FALSE, 0, sizeof(int) * (Nb + 1), rows, nullptr, &events[2]);
cl::WaitForEvents(events);
events.clear();
if (err != CL_SUCCESS) {
// enqueueWriteBuffer is C and does not throw exceptions like C++ OpenCL
OPM_THROW(std::logic_error, "OpenclMatrix OpenCL enqueueWriteBuffer error");
}
}
void OpenclMatrix::upload(cl::CommandQueue *queue, Matrix *matrix) {
if (block_size != 1) {
OPM_THROW(std::logic_error, "Error trying to upload a BlockedMatrix to OpenclMatrix with different block_size");
}
upload(queue, matrix->nnzValues.data(), matrix->colIndices.data(), matrix->rowPointers.data());
}
void OpenclMatrix::upload(cl::CommandQueue *queue, BlockedMatrix *matrix) {
if (matrix->block_size != block_size) {
OPM_THROW(std::logic_error, "Error trying to upload a BlockedMatrix to OpenclMatrix with different block_size");
}
upload(queue, matrix->nnzValues, matrix->colIndices, matrix->rowPointers);
}
} // namespace Accelerator
} // namespace Opm