Packages

  • package root
    Definition Classes
    root
  • package geotrellis
    Definition Classes
    root
  • package spark
    Definition Classes
    geotrellis
  • package costdistance
    Definition Classes
    spark
  • object IterativeCostDistance

    This Spark-enabled implementation of the standard cost-distance algorithm mentioned in the "previous work" section of [1] is "heavily inspired" by the MrGeo implementation [2] but does not share any code with it.

    This Spark-enabled implementation of the standard cost-distance algorithm mentioned in the "previous work" section of [1] is "heavily inspired" by the MrGeo implementation [2] but does not share any code with it.

    1. Tomlin, Dana. "Propagating radial waves of travel cost in a grid." International Journal of Geographical Information Science 24.9 (2010): 1391-1413.

    2. https://github.com/ngageoint/mrgeo/blob/0c6ed4a7e66bb0923ec5c570b102862aee9e885e/mrgeo-mapalgebra/mrgeo-mapalgebra-costdistance/src/main/scala/org/mrgeo/mapalgebra/CostDistanceMapOp.scala

    Definition Classes
    costdistance
  • ChangesAccumulator

class ChangesAccumulator extends AccumulatorV2[KeyCostPair, Changes]

An accumulator to hold lists of edge changes.

Linear Supertypes
AccumulatorV2[KeyCostPair, Changes], Serializable, Serializable, AnyRef, Any
Ordering
  1. Alphabetic
  2. By Inheritance
Inherited
  1. ChangesAccumulator
  2. AccumulatorV2
  3. Serializable
  4. Serializable
  5. AnyRef
  6. Any
  1. Hide All
  2. Show All
Visibility
  1. Public
  2. All

Instance Constructors

  1. new ChangesAccumulator()

Value Members

  1. def add(pair: KeyCostPair): Unit
    Definition Classes
    ChangesAccumulator → AccumulatorV2
  2. def copy(): ChangesAccumulator
    Definition Classes
    ChangesAccumulator → AccumulatorV2
  3. def copyAndReset(): AccumulatorV2[KeyCostPair, Changes]
    Definition Classes
    AccumulatorV2
  4. final def id: Long
    Definition Classes
    AccumulatorV2
  5. final def isRegistered: Boolean
    Definition Classes
    AccumulatorV2
  6. def isZero: Boolean
    Definition Classes
    ChangesAccumulator → AccumulatorV2
  7. def merge(other: AccumulatorV2[KeyCostPair, Changes]): Unit
    Definition Classes
    ChangesAccumulator → AccumulatorV2
  8. final def name: Option[String]
    Definition Classes
    AccumulatorV2
  9. def reset(): Unit
    Definition Classes
    ChangesAccumulator → AccumulatorV2
  10. def toString(): String
    Definition Classes
    AccumulatorV2 → AnyRef → Any
  11. def value: Changes
    Definition Classes
    ChangesAccumulator → AccumulatorV2