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@ -28,20 +28,20 @@ public data class DomainBin<in T : Comparable<T>, out V>(
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* @param V the type of bin value
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*/
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public class IndexedHistogram<T : Comparable<T>, V : Any>(
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public val histogramSpace: IndexedHistogramGroup<T, V>,
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public val histogramGroup: IndexedHistogramGroup<T, V>,
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public val values: StructureND<V>,
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) : Histogram<T, V, DomainBin<T, V>> {
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override fun get(point: Point<T>): DomainBin<T, V>? {
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val index = histogramSpace.getIndex(point) ?: return null
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return histogramSpace.produceBin(index, values[index])
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val index = histogramGroup.getIndex(point) ?: return null
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return histogramGroup.produceBin(index, values[index])
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}
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override val dimension: Int get() = histogramSpace.shape.size
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override val dimension: Int get() = histogramGroup.shape.size
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override val bins: Iterable<DomainBin<T, V>>
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get() = DefaultStrides(histogramSpace.shape).asSequence().map {
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histogramSpace.produceBin(it, values[it])
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get() = DefaultStrides(histogramGroup.shape).asSequence().map {
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histogramGroup.produceBin(it, values[it])
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}.asIterable()
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}
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@ -68,14 +68,14 @@ public interface IndexedHistogramGroup<T : Comparable<T>, V : Any> : Group<Index
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public fun produce(builder: HistogramBuilder<T, V>.() -> Unit): IndexedHistogram<T, V>
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override fun add(left: IndexedHistogram<T, V>, right: IndexedHistogram<T, V>): IndexedHistogram<T, V> {
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require(left.histogramSpace == this && right.histogramSpace == this) {
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require(left.histogramGroup == this && right.histogramGroup == this) {
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"A histogram belonging to a different group cannot be operated."
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}
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return IndexedHistogram(this, histogramValueAlgebra { left.values + right.values })
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}
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override fun scale(a: IndexedHistogram<T, V>, value: Double): IndexedHistogram<T, V> {
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require(a.histogramSpace == this) { "A histogram belonging to a different group cannot be operated." }
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require(a.histogramGroup == this) { "A histogram belonging to a different group cannot be operated." }
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return IndexedHistogram(this, histogramValueAlgebra { a.values * value })
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}
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@ -46,7 +46,7 @@ public class UniformHistogram1DGroup<V : Any, A>(
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public val startPoint: Double = 0.0,
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) : Group<Histogram1D<Double, V>>, ScaleOperations<Histogram1D<Double, V>> where A : Ring<V>, A : ScaleOperations<V> {
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override val zero: UniformHistogram1D<V> by lazy { UniformHistogram1D(this, emptyMap()) }
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override val zero: UniformHistogram1D<V> = UniformHistogram1D(this, emptyMap())
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/**
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* Get index of a bin
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