Program Listing for File OpPairwiseMatcher.hpp
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/*
* SPDX-FileCopyrightText: Copyright (c) 2023 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef CVCUDA_PAIRWISE_MATCHER_HPP
#define CVCUDA_PAIRWISE_MATCHER_HPP
#include "IOperator.hpp"
#include "OpPairwiseMatcher.h"
#include <cuda_runtime.h>
#include <nvcv/Tensor.hpp>
#include <nvcv/alloc/Requirements.hpp>
namespace cvcuda {
class PairwiseMatcher final : public IOperator
{
public:
explicit PairwiseMatcher(NVCVPairwiseMatcherType algoChoice);
~PairwiseMatcher();
void operator()(cudaStream_t stream, const nvcv::Tensor &set1, const nvcv::Tensor &set2,
const nvcv::Tensor &numSet1, const nvcv::Tensor &numSet2, const nvcv::Tensor &matches,
const nvcv::Tensor &numMatches, const nvcv::Tensor &distances, bool crossCheck, int matchesPerPoint,
NVCVNormType normType);
virtual NVCVOperatorHandle handle() const noexcept override;
private:
NVCVOperatorHandle m_handle;
};
inline PairwiseMatcher::PairwiseMatcher(NVCVPairwiseMatcherType algoChoice)
{
nvcv::detail::CheckThrow(cvcudaPairwiseMatcherCreate(&m_handle, algoChoice));
assert(m_handle);
}
inline PairwiseMatcher::~PairwiseMatcher()
{
nvcvOperatorDestroy(m_handle);
m_handle = nullptr;
}
inline void PairwiseMatcher::operator()(cudaStream_t stream, const nvcv::Tensor &set1, const nvcv::Tensor &set2,
const nvcv::Tensor &numSet1, const nvcv::Tensor &numSet2,
const nvcv::Tensor &matches, const nvcv::Tensor &numMatches,
const nvcv::Tensor &distances, bool crossCheck, int matchesPerPoint,
NVCVNormType normType)
{
nvcv::detail::CheckThrow(cvcudaPairwiseMatcherSubmit(
m_handle, stream, set1.handle(), set2.handle(), numSet1.handle(), numSet2.handle(), matches.handle(),
numMatches.handle(), distances.handle(), crossCheck, matchesPerPoint, normType));
}
inline NVCVOperatorHandle PairwiseMatcher::handle() const noexcept
{
return m_handle;
}
} // namespace cvcuda
#endif // CVCUDA_PAIRWISE_MATCHER_HPP