org.nd4j.linalg.api.ops.custom.TriuBp Maven / Gradle / Ivy
/* ******************************************************************************
* Copyright (c) 2020 Konduit K.K.
*
* This program and the accompanying materials are made available under the
* terms of the Apache License, Version 2.0 which is available at
* https://www.apache.org/licenses/LICENSE-2.0.
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
* SPDX-License-Identifier: Apache-2.0
******************************************************************************/
package org.nd4j.linalg.api.ops.custom;
import lombok.NoArgsConstructor;
import org.nd4j.autodiff.samediff.SDVariable;
import org.nd4j.autodiff.samediff.SameDiff;
import org.nd4j.linalg.api.buffer.DataType;
import org.nd4j.linalg.api.ops.DynamicCustomOp;
import org.nd4j.linalg.api.ops.impl.transforms.custom.ReverseBp;
import org.nd4j.linalg.factory.Nd4j;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
@NoArgsConstructor
public class TriuBp extends DynamicCustomOp {
public TriuBp(SameDiff sameDiff, SDVariable in, SDVariable grad, int diag) {
super(sameDiff, new SDVariable[]{in, grad});
addIArgument(diag);
}
public TriuBp(SameDiff sameDiff, SDVariable in, SDVariable grad) {
super(sameDiff, new SDVariable[]{in, grad});
}
@Override
public String opName() {
return "triu_bp";
}
@Override
public List calculateOutputDataTypes(List inputDataTypes) {
return Collections.singletonList(arg(0).dataType());
}
}