org.nd4j.linalg.api.ops.impl.controlflow.IfDerivative Maven / Gradle / Ivy
/*******************************************************************************
* Copyright (c) 2015-2018 Skymind, Inc.
*
* 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.impl.controlflow;
import lombok.NoArgsConstructor;
import org.nd4j.autodiff.samediff.SDVariable;
import org.nd4j.autodiff.samediff.SameDiff;
import org.nd4j.autodiff.samediff.SameDiffConditional;
import org.nd4j.autodiff.samediff.SameDiffFunctionDefinition;
import java.util.List;
@NoArgsConstructor
public class IfDerivative extends If {
private If ifDelegate;
public IfDerivative(If ifBlock) {
super(ifBlock);
this.ifDelegate = ifBlock;
}
@Override
public Boolean getTrueBodyExecuted() {
return ifDelegate.trueBodyExecuted;
}
@Override
public SameDiffFunctionDefinition getFalseBody() {
return ifDelegate.falseBody;
}
@Override
public SameDiff getFalseBodyExecution() {
return ifDelegate.falseBodyExecution;
}
@Override
public String getBlockName() {
return ifDelegate.blockName;
}
@Override
public String getFalseBodyName() {
return ifDelegate.falseBodyName;
}
@Override
public SameDiff getLoopBodyExecution() {
return ifDelegate.loopBodyExecution;
}
@Override
public SameDiffConditional getPredicate() {
return ifDelegate.getPredicate();
}
@Override
public SameDiff getPredicateExecution() {
return ifDelegate.predicateExecution;
}
@Override
public List calculateOutputShape() {
return super.calculateOutputShape();
}
@Override
public String opName() {
return "if_bp";
}
@Override
public List diff(List i_v1) {
throw new UnsupportedOperationException("Unable to take the derivative of the derivative for if");
}
}