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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.tensor

/**
 * Tensor function contain two parameters.
 * @tparam T
 */
trait TensorFunc2[@specialized(Float, Double) T] {
  self =>
  def apply(v1: Array[T], v2: Int): Unit

  override def toString(): String = ""
}

/**
 * Tensor function contain four parameters.
 * @tparam T
 */
trait TensorFunc4[@specialized(Float, Double) T] {
  self =>
  def apply(v1: Array[T], v2: Int, v3: Array[T], v4: Int): Unit

  override def toString(): String = ""
}

/**
 * Tensor function contain six parameters.
 * @tparam T
 */
trait TensorFunc6[@specialized(Float, Double) T] {
  self =>
  def apply(v1: Array[T], v2: Int, v3: Array[T], v4: Int,
    v5: Array[T], v6: Int): Unit

  override def toString(): String = ""
}

/**
 * Tensor function contain four parameters with differentType
 * @tparam T
 */
trait TensorDiffTypeFunc4[A, T] {
  self =>
  def apply(v1: Array[A], v2: Int, v3: Array[T], v4: Int): Unit

  override def toString(): String = ""
}

/**
 * Tensor function contain six parameters with differentType
 * @tparam T
 */
trait TensorDiffTypeFunc6[A, B, T] {
  self =>
  def apply(v1: Array[A], v2: Int, v3: Array[B], v4: Int,
    v5: Array[T], v6: Int): Unit

  override def toString(): String = ""
}