wehub-resource-sync
59 lines
2.0 KiB
C++
59 lines
2.0 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 raver119@gmail.com
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//
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#include <indexing/NDIndex.h>
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namespace sd {
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bool NDIndex::isInterval() { return false; }
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LongType NDIndex::stride() { return _stride; }
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NDIndexAll::NDIndexAll() : NDIndex() { _indices.push_back(-1); }
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NDIndexPoint::NDIndexPoint(LongType point) : NDIndex() { this->_indices.push_back(point); }
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bool NDIndexAll::isInterval() { return false; }
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bool NDIndexPoint::isInterval() { return false; }
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bool NDIndexInterval::isInterval() { return true; }
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NDIndexInterval::NDIndexInterval(LongType start, LongType end, LongType stride) : NDIndex() {
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this->_stride = stride;
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for (int e = start; e < end; e += stride) this->_indices.push_back(e);
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}
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bool NDIndex::isAll() { return _indices.size() == 1 && _indices.at(0) == -1; }
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bool NDIndex::isPoint() { return _indices.size() == 1 && _indices.at(0) >= 0; }
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std::vector<LongType> &NDIndex::getIndices() { return _indices; }
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NDIndex *NDIndex::all() { return new NDIndexAll(); }
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NDIndex *NDIndex::point(LongType pt) { return new NDIndexPoint(pt); }
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NDIndex *NDIndex::interval(LongType start, LongType end, LongType stride) {
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return new NDIndexInterval(start, end, stride);
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}
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} // namespace sd
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