| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://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. |
| */ |
| |
| package org.apache.sysds.lops; |
| |
| import org.apache.sysds.lops.LopProperties.ExecType; |
| import org.apache.sysds.common.Types.DataType; |
| import org.apache.sysds.common.Types.ValueType; |
| |
| |
| /** |
| * Lop to perform ternary operation. All inputs must be matrices or vectors. |
| * For example, this lop is used in evaluating A = ctable(B,C,W) |
| * |
| * Currently, this lop is used only in case of CTABLE functionality. |
| */ |
| |
| public class Ctable extends Lop |
| { |
| private boolean _ignoreZeros = false; |
| |
| public enum OperationTypes { |
| CTABLE_TRANSFORM, |
| CTABLE_TRANSFORM_SCALAR_WEIGHT, |
| CTABLE_TRANSFORM_HISTOGRAM, |
| CTABLE_TRANSFORM_WEIGHTED_HISTOGRAM, |
| CTABLE_EXPAND_SCALAR_WEIGHT, |
| INVALID; |
| public boolean hasSecondInput() { |
| return this == CTABLE_TRANSFORM |
| || this == CTABLE_EXPAND_SCALAR_WEIGHT |
| || this == CTABLE_TRANSFORM_SCALAR_WEIGHT; |
| } |
| public boolean hasThirdInput() { |
| return this == CTABLE_TRANSFORM |
| || this == CTABLE_TRANSFORM_WEIGHTED_HISTOGRAM; |
| } |
| } |
| |
| OperationTypes operation; |
| |
| |
| public Ctable(Lop[] inputLops, OperationTypes op, DataType dt, ValueType vt, ExecType et) { |
| this(inputLops, op, dt, vt, false, et); |
| } |
| |
| public Ctable(Lop[] inputLops, OperationTypes op, DataType dt, ValueType vt, boolean ignoreZeros, ExecType et) { |
| super(Lop.Type.Ctable, dt, vt); |
| init(inputLops, op, et); |
| _ignoreZeros = ignoreZeros; |
| } |
| |
| private void init(Lop[] inputLops, OperationTypes op, ExecType et) { |
| operation = op; |
| |
| for(int i=0; i < inputLops.length; i++) { |
| addInput(inputLops[i]); |
| inputLops[i].addOutput(this); |
| } |
| |
| lps.setProperties(inputs, et); |
| } |
| |
| @Override |
| public String toString() { |
| |
| return " Operation: " + operation; |
| |
| } |
| |
| public static OperationTypes findCtableOperationByInputDataTypes(DataType dt1, DataType dt2, DataType dt3) |
| { |
| if ( dt1 == DataType.MATRIX ) { |
| if (dt2 == DataType.MATRIX && dt3 == DataType.SCALAR) { |
| // F = ctable(A,B) or F = ctable(A,B,1) |
| return OperationTypes.CTABLE_TRANSFORM_SCALAR_WEIGHT; |
| } else if (dt2 == DataType.SCALAR && dt3 == DataType.SCALAR) { |
| // F=ctable(A,1) or F = ctable(A,1,1) |
| return OperationTypes.CTABLE_TRANSFORM_HISTOGRAM; |
| } else if (dt2 == DataType.SCALAR && dt3 == DataType.MATRIX) { |
| // F=ctable(A,1,W) |
| return OperationTypes.CTABLE_TRANSFORM_WEIGHTED_HISTOGRAM; |
| } else { |
| // F=ctable(A,B,W) |
| return OperationTypes.CTABLE_TRANSFORM; |
| } |
| } |
| else { |
| return OperationTypes.INVALID; |
| } |
| } |
| |
| /** |
| * method to get operation type |
| * @return operation type |
| */ |
| |
| public OperationTypes getOperationType() |
| { |
| return operation; |
| } |
| |
| @Override |
| public String getInstructions(String input1, String input2, String input3, String output) |
| { |
| StringBuilder sb = new StringBuilder(); |
| sb.append( getExecType() ); |
| sb.append( Lop.OPERAND_DELIMITOR ); |
| if( operation != Ctable.OperationTypes.CTABLE_EXPAND_SCALAR_WEIGHT ) |
| sb.append( "ctable" ); |
| else |
| sb.append( "ctableexpand" ); |
| sb.append( OPERAND_DELIMITOR ); |
| |
| if ( getInputs().get(0).getDataType() == DataType.SCALAR ) { |
| sb.append ( getInputs().get(0).prepScalarInputOperand(getExecType()) ); |
| } |
| else { |
| sb.append( getInputs().get(0).prepInputOperand(input1)); |
| } |
| sb.append( OPERAND_DELIMITOR ); |
| |
| if ( getInputs().get(1).getDataType() == DataType.SCALAR ) { |
| sb.append ( getInputs().get(1).prepScalarInputOperand(getExecType()) ); |
| } |
| else { |
| sb.append( getInputs().get(1).prepInputOperand(input2)); |
| } |
| sb.append( OPERAND_DELIMITOR ); |
| |
| if ( getInputs().get(2).getDataType() == DataType.SCALAR ) { |
| sb.append ( getInputs().get(2).prepScalarInputOperand(getExecType()) ); |
| } |
| else { |
| sb.append( getInputs().get(2).prepInputOperand(input3)); |
| } |
| sb.append( OPERAND_DELIMITOR ); |
| |
| if ( this.getInputs().size() > 3 ) { |
| sb.append(getInputs().get(3).getOutputParameters().getLabel()); |
| sb.append(LITERAL_PREFIX); |
| sb.append((getInputs().get(3).getType() == Type.Data && ((Data)getInputs().get(3)).isLiteral()) ); |
| sb.append( OPERAND_DELIMITOR ); |
| |
| sb.append(getInputs().get(4).getOutputParameters().getLabel()); |
| sb.append(LITERAL_PREFIX); |
| sb.append((getInputs().get(4).getType() == Type.Data && ((Data)getInputs().get(4)).isLiteral()) ); |
| sb.append( OPERAND_DELIMITOR ); |
| } |
| else { |
| sb.append(-1); |
| sb.append(LITERAL_PREFIX); |
| sb.append(true); |
| sb.append( OPERAND_DELIMITOR ); |
| |
| sb.append(-1); |
| sb.append(LITERAL_PREFIX); |
| sb.append(true); |
| sb.append( OPERAND_DELIMITOR ); |
| } |
| sb.append( this.prepOutputOperand(output)); |
| |
| sb.append( OPERAND_DELIMITOR ); |
| sb.append( _ignoreZeros ); |
| |
| return sb.toString(); |
| } |
| |
| public static OperationTypes getOperationType(String opcode) |
| { |
| OperationTypes op = null; |
| |
| if( opcode.equals("ctabletransform") ) |
| op = OperationTypes.CTABLE_TRANSFORM; |
| else if( opcode.equals("ctabletransformscalarweight") ) |
| op = OperationTypes.CTABLE_TRANSFORM_SCALAR_WEIGHT; |
| else if( opcode.equals("ctableexpandscalarweight") ) |
| op = OperationTypes.CTABLE_EXPAND_SCALAR_WEIGHT; |
| else if( opcode.equals("ctabletransformhistogram") ) |
| op = OperationTypes.CTABLE_TRANSFORM_HISTOGRAM; |
| else if( opcode.equals("ctabletransformweightedhistogram") ) |
| op = OperationTypes.CTABLE_TRANSFORM_WEIGHTED_HISTOGRAM; |
| else |
| throw new UnsupportedOperationException("Tertiary operation code is not defined: " + opcode); |
| |
| return op; |
| } |
| } |