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76 lines
2.3 KiB
76 lines
2.3 KiB
/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserve.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License. */
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#include "PaddleCAPI.h"
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#include "PaddleCAPIPrivate.h"
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#include "hl_cuda.h"
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#define cast(v) paddle::capi::cast<paddle::capi::CMatrix>(v)
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extern "C" {
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int PDMatCreate(PD_Matrix* mat, uint64_t height, uint64_t width, bool useGpu) {
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auto ptr = new paddle::capi::CMatrix();
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ptr->mat = paddle::Matrix::create(height, width, false, useGpu);
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*mat = ptr;
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return kPD_NO_ERROR;
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}
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int PDMatCreateNone(PD_Matrix* mat) {
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auto ptr = new paddle::capi::CMatrix();
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*mat = ptr;
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return kPD_NO_ERROR;
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}
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int PDMatDestroy(PD_Matrix mat) {
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if (mat == nullptr) return kPD_NULLPTR;
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auto ptr = cast(mat);
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delete ptr;
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return kPD_NO_ERROR;
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}
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int PDMatCopyToRow(PD_Matrix mat, uint64_t rowID, pd_real* rowArray) {
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if (mat == nullptr) return kPD_NULLPTR;
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auto ptr = cast(mat);
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if (ptr->mat == nullptr) return kPD_NULLPTR;
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if (rowID >= ptr->mat->getHeight()) return kPD_OUT_OF_RANGE;
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paddle::real* buf = ptr->mat->getRowBuf(rowID);
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size_t width = ptr->mat->getWidth();
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#ifndef PADDLE_ONLY_CPU
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hl_memcpy(buf, rowArray, sizeof(paddle::real) * width);
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#else
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std::copy(rowArray, rowArray + width, buf);
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#endif
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return kPD_NO_ERROR;
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}
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int PDMatGetRow(PD_Matrix mat, uint64_t rowID, pd_real** rawRowBuffer) {
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if (mat == nullptr) return kPD_NULLPTR;
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auto ptr = cast(mat);
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if (ptr->mat == nullptr) return kPD_NULLPTR;
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if (rowID >= ptr->mat->getHeight()) return kPD_OUT_OF_RANGE;
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*rawRowBuffer = ptr->mat->getRowBuf(rowID);
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return kPD_NO_ERROR;
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}
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int PDMatGetShape(PD_Matrix mat, uint64_t* height, uint64_t* width) {
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if (mat == nullptr) return kPD_NULLPTR;
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if (height != nullptr) {
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*height = cast(mat)->mat->getHeight();
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}
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if (width != nullptr) {
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*width = cast(mat)->mat->getWidth();
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}
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return kPD_NO_ERROR;
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}
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}
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