69 lines
2.5 KiB
C++
69 lines
2.5 KiB
C++
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/*******************************************************************************
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* Copyright (c) 2015-2018 Skymind, Inc.
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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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* 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 George A. Shulinok <sgazeos@gmail.com>, created on 4/18/2019.
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//
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#include <op_boilerplate.h>
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#if NOT_EXCLUDED(OP_barnes_edge_force)
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#include <ops/declarable/CustomOperations.h>
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#include <ops/declarable/helpers/BarnesHutTsne.h>
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namespace nd4j {
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namespace ops {
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CUSTOM_OP_IMPL(barnes_edge_forces, 4, 1, false, 0, 1) {
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auto rowP = INPUT_VARIABLE(0);
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auto colP = INPUT_VARIABLE(1);
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auto valP = INPUT_VARIABLE(2);
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auto dataP = INPUT_VARIABLE(3);
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auto N = INT_ARG(0);
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auto output = OUTPUT_VARIABLE(0);
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REQUIRE_TRUE(rowP->isVector(), 0, "barnes_edge_force: row input must be a vector, but its rank is %i instead !", rowP->rankOf());
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REQUIRE_TRUE(colP->isVector(), 0, "barnes_edge_force: col input must be a vector, but its rank is %i instead !", colP->rankOf());
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REQUIRE_TRUE(dataP->dataType() == output->dataType() && dataP->dataType() == valP->dataType(), 0, "barnes_edge_force: data type of dataP, valP and output must be the same");
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helpers::barnes_edge_forces(rowP, colP, valP, N, output, *dataP);
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return Status::OK();
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}
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DECLARE_TYPES(barnes_edge_forces) {
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getOpDescriptor()
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->setAllowedInputTypes(0, {ALL_INTS})
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->setAllowedInputTypes(1, {ALL_INTS})
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->setAllowedInputTypes(2, {ALL_FLOATS})
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->setAllowedInputTypes(3, {ALL_FLOATS})
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->setAllowedOutputTypes(0, {ALL_FLOATS})
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->setSameMode(false);
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}
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DECLARE_SHAPE_FN(barnes_edge_forces) {
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Nd4jLong* bufShape;
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Nd4jLong* outShapeInfo;
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outShapeInfo = ShapeBuilders::copyShapeInfoAndType(inputShape->at(3), inputShape->at(3), false, block.getWorkspace());
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return SHAPELIST(CONSTANT(outShapeInfo));
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}
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}
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}
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#endif
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