wehub-resource-sync
106 lines
3.3 KiB
C++
106 lines
3.3 KiB
C++
/* ******************************************************************************
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*
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*
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* This program and the accompanying materials are made available under the
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* terms of the Apache License, Version 2.0 which is available at
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* https://www.apache.org/licenses/LICENSE-2.0.
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*
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* See the NOTICE file distributed with this work for additional
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* information regarding copyright ownership.
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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, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* SPDX-License-Identifier: Apache-2.0
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******************************************************************************/
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//
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// @author Yurii Shyrma (iuriish@yahoo.com), created on 22.01.2018
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//
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#include <system/op_boilerplate.h>
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#if NOT_EXCLUDED(OP_eye)
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#include <ops/declarable/CustomOperations.h>
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#include <ops/declarable/helpers/transforms.h>
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namespace sd {
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namespace ops {
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CUSTOM_OP_IMPL(eye, -2, 1, false, -2, -2) {
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helpers::eye(block.launchContext(), *OUTPUT_VARIABLE(0));
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return Status::OK;
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}
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DECLARE_TYPES(eye) {
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getOpDescriptor()->setAllowedInputTypes(0, {ALL_INTS});
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getOpDescriptor()->setAllowedInputTypes(1, {INT32, INT64});
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getOpDescriptor()->setAllowedOutputTypes(0, {ALL_FLOATS});
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}
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DECLARE_SHAPE_FN(eye) {
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std::vector<LongType> params;
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DataType dtype = block.getTArguments()->empty() ? FLOAT32 : DataTypeUtils::fromInt(T_ARG(0));
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if (block.width() == 0) {
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params = *block.getIArguments();
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} else {
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for (size_t i = 0; i < block.width(); i++) {
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auto input = INPUT_VARIABLE(i);
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REQUIRE_TRUE(input->rankOf() == 1, 0, "Inputs to eye should be 1D");
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for (int e = 0; e < input->lengthOf(); e++) params.emplace_back(input->e<LongType>(e));
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}
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}
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REQUIRE_TRUE(params.size() > 0, 0, "Size is not provided for eye op.");
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const bool ordered = (params[0] == -99 || params[0] == -102); // -99 :'c', -102 : 'f'
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if (!ordered) params.insert(params.begin(), -99);
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REQUIRE_TRUE(params.size() > 1, 0, "Size is not provided for eye op.");
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LongType* outShapeInfo(nullptr);
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const int size = params.size();
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switch (size) {
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case 2:
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ALLOCATE(outShapeInfo, block.getWorkspace(), shape::shapeInfoLength(2), sd::LongType);
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outShapeInfo[0] = 2;
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outShapeInfo[1] = params[1];
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outShapeInfo[2] = params[1];
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break;
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case 3:
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ALLOCATE(outShapeInfo, block.getWorkspace(), shape::shapeInfoLength(2), sd::LongType);
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outShapeInfo[0] = 2;
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outShapeInfo[1] = params[1];
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outShapeInfo[2] = params[2];
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break;
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default:
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int rank = size - 1;
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ALLOCATE(outShapeInfo, block.getWorkspace(), shape::shapeInfoLength(rank), sd::LongType);
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outShapeInfo[0] = rank;
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outShapeInfo[rank - 1] = params[1];
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outShapeInfo[rank] = params[2];
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for (int i = 1; i < rank - 1; ++i) outShapeInfo[i] = params[i + 2];
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break;
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}
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shape::updateStrides(outShapeInfo, static_cast<char>(-params[0]), false);
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auto desc = new ShapeDescriptor(outShapeInfo, dtype, false);
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auto result = ConstantShapeHelper::getInstance().bufferForShapeInfo(outShapeInfo);
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auto ret = SHAPELIST(result->primary());
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return ret;
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}
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} // namespace ops
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} // namespace sd
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#endif
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