49 lines
1.9 KiB
C++
49 lines
1.9 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 GS <sgazeos@gmail.com>
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//
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#include <ops/declarable/helpers/sequence_mask.h>
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#include <execution/Threads.h>
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namespace sd {
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namespace ops {
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namespace helpers {
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template <typename I, typename B>
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static void sequenceMask_(NDArray* input, NDArray* output, int maxIndex) {
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auto func = PRAGMA_THREADS_FOR_2D {
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for (auto i = start_x; i < stop_x; i += inc_x)
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for (auto k = start_y; k < stop_y; k += inc_y)
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if (i < input->t<I>(k))
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output->r<B>(k * maxIndex + i) = B(true); //, T(1.0f));
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};
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samediff::Threads::parallel_for(func, 0, maxIndex, 1, 0, input->lengthOf(), 1);
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}
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void sequenceMask(sd::LaunchContext * context, NDArray* input, NDArray* output, int maxIndex) {
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BUILD_DOUBLE_SELECTOR(input->dataType(), output->dataType(), sequenceMask_, (input, output, maxIndex), INTEGER_TYPES, LIBND4J_TYPES_EXTENDED);
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}
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BUILD_DOUBLE_TEMPLATE(template void sequenceMask_, (NDArray* input, NDArray* output, int maxIndex), INTEGER_TYPES, LIBND4J_TYPES_EXTENDED);
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}
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}
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} |