com.intel.analytics.bigdl.nn.ops.Floor.scala Maven / Gradle / Ivy

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/*
 * Copyright 2016 The BigDL Authors.
 *
 * Licensed 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 com.intel.analytics.bigdl.nn.ops

import com.intel.analytics.bigdl.nn.abstractnn.Activity
import com.intel.analytics.bigdl.tensor.TensorNumericMath.{NumericWildCard, TensorNumeric}
import com.intel.analytics.bigdl.tensor._

import scala.reflect.ClassTag

class Floor[T: ClassTag]()
  (implicit ev: TensorNumeric[T]) extends Operation[Tensor[_], Tensor[_], T] {

  override def updateOutput(input: Tensor[_]): Tensor[_] = {
    if (output.getType() != input.getType()) {
      output = input.emptyInstance()
    }
    output.resizeAs(input)
    output.asInstanceOf[Tensor[NumericWildCard]].floor(input.asInstanceOf[Tensor[NumericWildCard]])
    output
  }
}

object Floor {
  def apply[T: ClassTag]()
    (implicit ev: TensorNumeric[T]):
  Operation[Activity, Activity, T]
  = ModuleToOperation[T](new Floor())
}