kscience/kmath
8
0
Fork 1
Code Issues Pull Requests 6 Packages Projects Releases 16 Wiki Activity

Finish naming change

Browse Source
This commit is contained in:
Alexander Nozik 2023-08-12 11:21:59 +03:00
parent 62f1c59d73
commit 19bebfd1ed
79 changed files with 619 additions and 597 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
CHANGELOG.md
View File

@ -3,14 +3,18 @@
## Unreleased
### Added
- Integer divistion algebras
### Changed
- Default naming for algebra and buffers now uses IntXX/FloatXX notation instead of Java types.
- Remove unnecessary inlines in basic algebras.
### Deprecated
### Removed
### Fixed
- Median statistics
### Security

8
benchmarks/src/jvmMain/kotlin/space/kscience/kmath/benchmarks/BufferBenchmark.kt
View File

@ -14,7 +14,7 @@ import space.kscience.kmath.complex.ComplexField
import space.kscience.kmath.complex.complex
import space.kscience.kmath.operations.invoke
import space.kscience.kmath.structures.Buffer
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import space.kscience.kmath.structures.getDouble
import space.kscience.kmath.structures.permute
@ -33,7 +33,7 @@ internal class BufferBenchmark {
@Benchmark
fun doubleBufferReadWrite(blackhole: Blackhole) {
val buffer = DoubleBuffer(size) { it.toDouble() }
val buffer = Float64Buffer(size) { it.toDouble() }
var res = 0.0
(0 until size).forEach {
res += buffer[it]
@ -43,7 +43,7 @@ internal class BufferBenchmark {
@Benchmark
fun bufferViewReadWrite(blackhole: Blackhole) {
val buffer = DoubleBuffer(size) { it.toDouble() }.permute(reversedIndices)
val buffer = Float64Buffer(size) { it.toDouble() }.permute(reversedIndices)
var res = 0.0
(0 until size).forEach {
res += buffer[it]
@ -53,7 +53,7 @@ internal class BufferBenchmark {
@Benchmark
fun bufferViewReadWriteSpecialized(blackhole: Blackhole) {
val buffer = DoubleBuffer(size) { it.toDouble() }.permute(reversedIndices)
val buffer = Float64Buffer(size) { it.toDouble() }.permute(reversedIndices)
var res = 0.0
(0 until size).forEach {
res += buffer.getDouble(it)

2
build.gradle.kts
View File

@ -15,7 +15,7 @@ allprojects {
}
group = "space.kscience"
version = "0.3.2-dev-1"
version = "0.4.0-dev-2"
}
subprojects {

14
buildSrc/src/main/kotlin/space/kscience/kmath/ejml/codegen/ejmlCodegen.kt
View File

@ -387,9 +387,15 @@ import space.kscience.kmath.linear.*
import space.kscience.kmath.linear.Matrix
import space.kscience.kmath.UnstableKMathAPI
import space.kscience.kmath.nd.StructureFeature
import space.kscience.kmath.structures.Float64
import space.kscience.kmath.structures.Float32
import space.kscience.kmath.operations.Float64Field
import space.kscience.kmath.operations.Float32Field
import space.kscience.kmath.operations.DoubleField
import space.kscience.kmath.operations.FloatField
import space.kscience.kmath.operations.invoke
import space.kscience.kmath.structures.Float64Buffer
import space.kscience.kmath.structures.Float32Buffer
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.FloatBuffer
import kotlin.reflect.KClass
@ -399,12 +405,12 @@ import kotlin.reflect.cast""")
it.appendEjmlVector("Float", "FMatrix")
it.appendEjmlMatrix("Double", "DMatrix")
it.appendEjmlMatrix("Float", "FMatrix")
it.appendEjmlLinearSpace("Double", "DoubleField", "DMatrix", "DMatrixRMaj", "DMatrixRMaj", "DDRM", "DDRM", true)
it.appendEjmlLinearSpace("Float", "FloatField", "FMatrix", "FMatrixRMaj", "FMatrixRMaj", "FDRM", "FDRM", true)
it.appendEjmlLinearSpace("Double", "Float64Field", "DMatrix", "DMatrixRMaj", "DMatrixRMaj", "DDRM", "DDRM", true)
it.appendEjmlLinearSpace("Float", "Float32Field", "FMatrix", "FMatrixRMaj", "FMatrixRMaj", "FDRM", "FDRM", true)
it.appendEjmlLinearSpace(
type = "Double",
kmathAlgebra = "DoubleField",
kmathAlgebra = "Float64Field",
ejmlMatrixParentTypeMatrix = "DMatrix",
ejmlMatrixType = "DMatrixSparseCSC",
ejmlMatrixDenseType = "DMatrixRMaj",
@ -415,7 +421,7 @@ import kotlin.reflect.cast""")
it.appendEjmlLinearSpace(
type = "Float",
kmathAlgebra = "FloatField",
kmathAlgebra = "Float32Field",
ejmlMatrixParentTypeMatrix = "FMatrix",
ejmlMatrixType = "FMatrixSparseCSC",
ejmlMatrixDenseType = "FMatrixRMaj",

4
examples/src/main/kotlin/space/kscience/kmath/functions/interpolate.kt
View File

@ -8,7 +8,7 @@ package space.kscience.kmath.functions
import space.kscience.kmath.interpolation.SplineInterpolator
import space.kscience.kmath.interpolation.interpolatePolynomials
import space.kscience.kmath.operations.Float64Field
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import space.kscience.plotly.Plotly
import space.kscience.plotly.UnstablePlotlyAPI
import space.kscience.plotly.makeFile
@ -25,7 +25,7 @@ fun main() {
}
val polynomial: PiecewisePolynomial<Double> = SplineInterpolator(
Float64Field, ::DoubleBuffer
Float64Field, ::Float64Buffer
).interpolatePolynomials(data)
val function = polynomial.asFunction(Float64Field, 0.0)

6
examples/src/main/kotlin/space/kscience/kmath/linear/gradient.kt
View File

@ -6,7 +6,7 @@
package space.kscience.kmath.linear
import space.kscience.kmath.real.*
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
fun main() {
val x0 = DoubleVector(0.0, 0.0, 0.0)
@ -19,9 +19,9 @@ fun main() {
fun ((Point<Double>) -> Double).grad(x: Point<Double>): Point<Double> {
require(x.size == x0.size)
return DoubleBuffer(x.size) { i ->
return Float64Buffer(x.size) { i ->
val h = sigma[i] / 5
val dVector = DoubleBuffer(x.size) { if (it == i) h else 0.0 }
val dVector = Float64Buffer(x.size) { if (it == i) h else 0.0 }
val f1 = this(x + dVector / 2)
val f0 = this(x - dVector / 2)
(f1 - f0) / h

4
examples/src/main/kotlin/space/kscience/kmath/operations/mixedNDOperations.kt
View File

@ -7,7 +7,7 @@ package space.kscience.kmath.operations
import space.kscience.kmath.commons.linear.CMLinearSpace
import space.kscience.kmath.linear.matrix
import space.kscience.kmath.nd.DoubleBufferND
import space.kscience.kmath.nd.Float64BufferND
import space.kscience.kmath.nd.ShapeND
import space.kscience.kmath.nd.Structure2D
import space.kscience.kmath.nd.ndAlgebra
@ -21,7 +21,7 @@ fun main() {
val cmMatrix: Structure2D<Double> = CMLinearSpace.matrix(2, 2)(0.0, 1.0, 0.0, 3.0)
val res: DoubleBufferND = Float64Field.ndAlgebra {
val res: Float64BufferND = Float64Field.ndAlgebra {
exp(viktorStructure) + 2.0 * cmMatrix
}

6
examples/src/main/kotlin/space/kscience/kmath/structures/StreamDoubleFieldND.kt
View File

@ -32,15 +32,15 @@ class StreamDoubleFieldND(override val shape: ShapeND) : FieldND<Double, Float64
}
@OptIn(PerformancePitfall::class)
private val StructureND<Double>.buffer: DoubleBuffer
private val StructureND<Double>.buffer: Float64Buffer
get() = when {
!shape.contentEquals(this@StreamDoubleFieldND.shape) -> throw ShapeMismatchException(
this@StreamDoubleFieldND.shape,
shape
)
this is BufferND && indices == this@StreamDoubleFieldND.strides -> this.buffer as DoubleBuffer
else -> DoubleBuffer(strides.linearSize) { offset -> get(strides.index(offset)) }
this is BufferND && indices == this@StreamDoubleFieldND.strides -> this.buffer as Float64Buffer
else -> Float64Buffer(strides.linearSize) { offset -> get(strides.index(offset)) }
}
override fun structureND(shape: ShapeND, initializer: Float64Field.(IntArray) -> Double): BufferND<Double> {

2
examples/src/main/kotlin/space/kscience/kmath/structures/StructureReadBenchmark.kt
View File

@ -16,7 +16,7 @@ import kotlin.system.measureTimeMillis
fun main() {
val n = 6000
val array = DoubleArray(n * n) { 1.0 }
val buffer = DoubleBuffer(array)
val buffer = Float64Buffer(array)
val strides = ColumnStrides(ShapeND(n, n))
val structure = BufferND(strides, buffer)

4
examples/src/main/kotlin/space/kscience/kmath/structures/StructureWriteBenchmark.kt
View File

@ -32,10 +32,10 @@ fun main() {
println("Array mapping finished in $time2 millis")
val buffer = DoubleBuffer(DoubleArray(n * n) { 1.0 })
val buffer = Float64Buffer(DoubleArray(n * n) { 1.0 })
val time3 = measureTimeMillis {
val target = DoubleBuffer(DoubleArray(n * n))
val target = Float64Buffer(DoubleArray(n * n))
val res = array.forEachIndexed { index, value ->
target[index] = value + 1
}

4
kmath-ast/src/commonTest/kotlin/space/kscience/kmath/ast/TestFolding.kt
View File

@ -5,9 +5,9 @@
package space.kscience.kmath.ast
import space.kscience.kmath.operations.ByteRing
import space.kscience.kmath.operations.Float64Field
import space.kscience.kmath.operations.Int32Ring
import space.kscience.kmath.operations.Int8Ring
import space.kscience.kmath.operations.pi
import kotlin.test.Test
import kotlin.test.assertEquals
@ -47,6 +47,6 @@ internal class TestFolding {
@Test
fun foldNumeric() = assertEquals(
42.toByte(),
("42".parseMath().evaluateConstants(ByteRing) as? TypedMst.Constant<Byte> ?: fail()).value,
("42".parseMath().evaluateConstants(Int8Ring) as? TypedMst.Constant<Byte> ?: fail()).value,
)
}

4
kmath-commons/src/main/kotlin/space/kscience/kmath/commons/linear/CMMatrix.kt
View File

@ -11,7 +11,7 @@ import space.kscience.kmath.linear.*
import space.kscience.kmath.nd.StructureFeature
import space.kscience.kmath.operations.Float64Field
import space.kscience.kmath.structures.Buffer
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import kotlin.reflect.KClass
import kotlin.reflect.cast
@ -136,7 +136,7 @@ public object CMLinearSpace : LinearSpace<Double, Float64Field> {
override val u: Matrix<Double> by lazy { CMMatrix(sv.u) }
override val s: Matrix<Double> by lazy { CMMatrix(sv.s) }
override val v: Matrix<Double> by lazy { CMMatrix(sv.v) }
override val singularValues: Point<Double> by lazy { DoubleBuffer(sv.singularValues) }
override val singularValues: Point<Double> by lazy { Float64Buffer(sv.singularValues) }
}
else -> null
}?.let(type::cast)

4
kmath-commons/src/main/kotlin/space/kscience/kmath/commons/transform/Transformations.kt
View File

@ -47,7 +47,7 @@ public object Transformations {
public fun sine(
normalization: DstNormalization = DstNormalization.STANDARD_DST_I,
direction: TransformType = TransformType.FORWARD,
): BufferTransform<Double, Double> = DoubleBufferTransform {
): BufferTransform<Double, Double> = Float64BufferTransform {
FastSineTransformer(normalization).transform(it.array, direction).asBuffer()
}
@ -60,7 +60,7 @@ public object Transformations {
public fun hadamard(
direction: TransformType = TransformType.FORWARD,
): BufferTransform<Double, Double> = DoubleBufferTransform {
): BufferTransform<Double, Double> = Float64BufferTransform {
FastHadamardTransformer().transform(it.array, direction).asBuffer()
}
}

6
kmath-commons/src/test/kotlin/space/kscience/kmath/commons/optimization/OptimizeTest.kt
View File

@ -13,12 +13,12 @@ import space.kscience.kmath.expressions.Symbol.Companion.x
import space.kscience.kmath.expressions.Symbol.Companion.y
import space.kscience.kmath.expressions.autodiff
import space.kscience.kmath.expressions.symbol
import space.kscience.kmath.operations.DoubleBufferOps.Companion.map
import space.kscience.kmath.operations.Float64BufferOps.Companion.map
import space.kscience.kmath.operations.Float64Field
import space.kscience.kmath.optimization.*
import space.kscience.kmath.random.RandomGenerator
import space.kscience.kmath.stat.chiSquaredExpression
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import space.kscience.kmath.structures.asBuffer
import kotlin.test.Test
@ -61,7 +61,7 @@ internal class OptimizeTest {
it.pow(2) + it + 1 + chain.next()
}
val yErr = DoubleBuffer(x.size) { sigma }
val yErr = Float64Buffer(x.size) { sigma }
val chi2 = Double.autodiff.chiSquaredExpression(
x, y, yErr

2
kmath-core/src/commonMain/kotlin/space/kscience/kmath/domains/Domain1D.kt
View File

@ -23,7 +23,7 @@ public abstract class Domain1D<T : Comparable<T>>(public val range: ClosedRange<
@UnstableKMathAPI
public class DoubleDomain1D(
@Suppress("CanBeParameter") public val doubleRange: ClosedFloatingPointRange<Double>,
) : Domain1D<Double>(doubleRange), DoubleDomain {
) : Domain1D<Double>(doubleRange), Float64Domain {
override fun getLowerBound(num: Int): Double {
require(num == 0)
return range.start

2
kmath-core/src/commonMain/kotlin/space/kscience/kmath/domains/DoubleDomain.kt → kmath-core/src/commonMain/kotlin/space/kscience/kmath/domains/Float64Domain.kt
View File

@ -12,7 +12,7 @@ import space.kscience.kmath.UnstableKMathAPI
* @author Alexander Nozik
*/
@UnstableKMathAPI
public interface DoubleDomain : Domain<Double> {
public interface Float64Domain : Domain<Double> {
/**
* Global lower edge
* @param num axis number

6
kmath-core/src/commonMain/kotlin/space/kscience/kmath/domains/HyperSquareDomain.kt
View File

@ -7,7 +7,7 @@ package space.kscience.kmath.domains
import space.kscience.kmath.UnstableKMathAPI
import space.kscience.kmath.linear.Point
import space.kscience.kmath.structures.Buffer
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import space.kscience.kmath.structures.indices
/**
@ -15,7 +15,7 @@ import space.kscience.kmath.structures.indices
* and a [Buffer] of upper boundaries. Upper should be greater or equals than lower.
*/
@UnstableKMathAPI
public class HyperSquareDomain(public val lower: Buffer<Double>, public val upper: Buffer<Double>) : DoubleDomain {
public class HyperSquareDomain(public val lower: Buffer<Double>, public val upper: Buffer<Double>) : Float64Domain {
init {
require(lower.size == upper.size) {
"Domain borders size mismatch. Lower borders size is ${lower.size}, but upper borders size is ${upper.size}."
@ -27,7 +27,7 @@ public class HyperSquareDomain(public val lower: Buffer<Double>, public val uppe
override val dimension: Int get() = lower.size
public val center: DoubleBuffer get() = DoubleBuffer(dimension) { (lower[it] + upper[it]) / 2.0 }
public val center: Float64Buffer get() = Float64Buffer(dimension) { (lower[it] + upper[it]) / 2.0 }
override operator fun contains(point: Point<Double>): Boolean = point.indices.all { i ->
point[i] in lower[i]..upper[i]

2
kmath-core/src/commonMain/kotlin/space/kscience/kmath/domains/UnconstrainedDomain.kt
View File

@ -8,7 +8,7 @@ import space.kscience.kmath.UnstableKMathAPI
import space.kscience.kmath.linear.Point
@UnstableKMathAPI
public class UnconstrainedDomain(override val dimension: Int) : DoubleDomain {
public class UnconstrainedDomain(override val dimension: Int) : Float64Domain {
override operator fun contains(point: Point<Double>): Boolean = true
override fun getLowerBound(num: Int): Double = Double.NEGATIVE_INFINITY

6
kmath-core/src/commonMain/kotlin/space/kscience/kmath/expressions/SymbolIndexer.kt
View File

@ -9,7 +9,7 @@ import space.kscience.kmath.UnstableKMathAPI
import space.kscience.kmath.linear.Point
import space.kscience.kmath.nd.Structure2D
import space.kscience.kmath.structures.BufferFactory
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import kotlin.contracts.InvocationKind
import kotlin.contracts.contract
import kotlin.jvm.JvmInline
@ -62,8 +62,8 @@ public interface SymbolIndexer {
public fun <T> Map<Symbol, T>.toPoint(bufferFactory: BufferFactory<T>): Point<T> =
bufferFactory(symbols.size) { getValue(symbols[it]) }
public fun Map<Symbol, Double>.toPoint(): DoubleBuffer =
DoubleBuffer(symbols.size) { getValue(symbols[it]) }
public fun Map<Symbol, Double>.toPoint(): Float64Buffer =
Float64Buffer(symbols.size) { getValue(symbols[it]) }
public fun Map<Symbol, Double>.toDoubleArray(): DoubleArray = DoubleArray(symbols.size) { getValue(symbols[it]) }

38
kmath-core/src/commonMain/kotlin/space/kscience/kmath/linear/DoubleLinearSpace.kt → kmath-core/src/commonMain/kotlin/space/kscience/kmath/linear/Float64LinearSpace.kt
View File

@ -7,13 +7,13 @@ package space.kscience.kmath.linear
import space.kscience.kmath.PerformancePitfall
import space.kscience.kmath.nd.*
import space.kscience.kmath.operations.DoubleBufferOps
import space.kscience.kmath.operations.Float64BufferOps
import space.kscience.kmath.operations.Float64Field
import space.kscience.kmath.operations.invoke
import space.kscience.kmath.structures.Buffer
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
public object DoubleLinearSpace : LinearSpace<Double, Float64Field> {
public object Float64LinearSpace : LinearSpace<Double, Float64Field> {
override val elementAlgebra: Float64Field get() = Float64Field
@ -21,29 +21,29 @@ public object DoubleLinearSpace : LinearSpace<Double, Float64Field> {
rows: Int,
columns: Int,
initializer: Float64Field.(i: Int, j: Int) -> Double
): Matrix<Double> = DoubleFieldOpsND.structureND(ShapeND(rows, columns)) { (i, j) ->
): Matrix<Double> = Floa64FieldOpsND.structureND(ShapeND(rows, columns)) { (i, j) ->
Float64Field.initializer(i, j)
}.as2D()
override fun buildVector(size: Int, initializer: Float64Field.(Int) -> Double): DoubleBuffer =
DoubleBuffer(size) { Float64Field.initializer(it) }
override fun buildVector(size: Int, initializer: Float64Field.(Int) -> Double): Float64Buffer =
Float64Buffer(size) { Float64Field.initializer(it) }
override fun Matrix<Double>.unaryMinus(): Matrix<Double> = DoubleFieldOpsND {
override fun Matrix<Double>.unaryMinus(): Matrix<Double> = Floa64FieldOpsND {
asND().map { -it }.as2D()
}
override fun Matrix<Double>.plus(other: Matrix<Double>): Matrix<Double> = DoubleFieldOpsND {
override fun Matrix<Double>.plus(other: Matrix<Double>): Matrix<Double> = Floa64FieldOpsND {
require(shape.contentEquals(other.shape)) { "Shape mismatch on Matrix::plus. Expected $shape but found ${other.shape}" }
asND().plus(other.asND()).as2D()
}
override fun Matrix<Double>.minus(other: Matrix<Double>): Matrix<Double> = DoubleFieldOpsND {
override fun Matrix<Double>.minus(other: Matrix<Double>): Matrix<Double> = Floa64FieldOpsND {
require(shape.contentEquals(other.shape)) { "Shape mismatch on Matrix::minus. Expected $shape but found ${other.shape}" }
asND().minus(other.asND()).as2D()
}
// Create a continuous in-memory representation of this vector for better memory layout handling
private fun Buffer<Double>.linearize() = if (this is DoubleBuffer) {
private fun Buffer<Double>.linearize() = if (this is Float64Buffer) {
this.array
} else {
DoubleArray(size) { get(it) }
@ -66,10 +66,10 @@ public object DoubleLinearSpace : LinearSpace<Double, Float64Field> {
}
@OptIn(PerformancePitfall::class)
override fun Matrix<Double>.dot(vector: Point<Double>): DoubleBuffer {
override fun Matrix<Double>.dot(vector: Point<Double>): Float64Buffer {
require(colNum == vector.size) { "Matrix dot vector operation dimension mismatch: ($rowNum, $colNum) x (${vector.size})" }
val rows = this@dot.rows.map { it.linearize() }
return DoubleBuffer(rowNum) { i ->
return Float64Buffer(rowNum) { i ->
val r = rows[i]
var res = 0.0
for (j in r.indices) {
@ -80,29 +80,29 @@ public object DoubleLinearSpace : LinearSpace<Double, Float64Field> {
}
override fun Matrix<Double>.times(value: Double): Matrix<Double> = DoubleFieldOpsND {
override fun Matrix<Double>.times(value: Double): Matrix<Double> = Floa64FieldOpsND {
asND().map { it * value }.as2D()
}
public override fun Point<Double>.plus(other: Point<Double>): DoubleBuffer = DoubleBufferOps.run {
public override fun Point<Double>.plus(other: Point<Double>): Float64Buffer = Float64BufferOps.run {
this@plus + other
}
public override fun Point<Double>.minus(other: Point<Double>): DoubleBuffer = DoubleBufferOps.run {
public override fun Point<Double>.minus(other: Point<Double>): Float64Buffer = Float64BufferOps.run {
this@minus - other
}
public override fun Point<Double>.times(value: Double): DoubleBuffer = DoubleBufferOps.run {
public override fun Point<Double>.times(value: Double): Float64Buffer = Float64BufferOps.run {
scale(this@times, value)
}
public operator fun Point<Double>.div(value: Double): DoubleBuffer = DoubleBufferOps.run {
public operator fun Point<Double>.div(value: Double): Float64Buffer = Float64BufferOps.run {
scale(this@div, 1.0 / value)
}
public override fun Double.times(v: Point<Double>): DoubleBuffer = v * this
public override fun Double.times(v: Point<Double>): Float64Buffer = v * this
}
public val Float64Field.linearSpace: DoubleLinearSpace get() = DoubleLinearSpace
public val Float64Field.linearSpace: Float64LinearSpace get() = Float64LinearSpace

6
kmath-core/src/commonMain/kotlin/space/kscience/kmath/linear/LupDecomposition.kt
View File

@ -8,7 +8,7 @@ package space.kscience.kmath.linear
import space.kscience.kmath.UnstableKMathAPI
import space.kscience.kmath.operations.*
import space.kscience.kmath.structures.BufferAccessor2D
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import space.kscience.kmath.structures.MutableBuffer
import space.kscience.kmath.structures.MutableBufferFactory
@ -159,7 +159,7 @@ public fun LinearSpace<Double, Float64Field>.lup(
matrix: Matrix<Double>,
singularityThreshold: Double = 1e-11,
): LupDecomposition<Double> =
lup(::DoubleBuffer, matrix) { it < singularityThreshold }
lup(::Float64Buffer, matrix) { it < singularityThreshold }
internal fun <T : Any> LupDecomposition<T>.solve(
factory: MutableBufferFactory<T>,
@ -227,4 +227,4 @@ public fun <T : Comparable<T>, F : Field<T>> LinearSpace<T, F>.lupSolver(
}
public fun LinearSpace<Double, Float64Field>.lupSolver(singularityThreshold: Double = 1e-11): LinearSolver<Double> =
lupSolver(::DoubleBuffer) { it < singularityThreshold }
lupSolver(::Float64Buffer) { it < singularityThreshold }

130
kmath-core/src/commonMain/kotlin/space/kscience/kmath/nd/DoubleFieldND.kt → kmath-core/src/commonMain/kotlin/space/kscience/kmath/nd/Float64FieldND.kt
View File

@ -8,7 +8,7 @@ package space.kscience.kmath.nd
import space.kscience.kmath.PerformancePitfall
import space.kscience.kmath.UnstableKMathAPI
import space.kscience.kmath.operations.*
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import kotlin.contracts.InvocationKind
import kotlin.contracts.contract
import kotlin.math.pow
@ -17,9 +17,9 @@ import kotlin.math.pow as kpow
/**
* A simple mutable [StructureND] of doubles
*/
public class DoubleBufferND(
public class Float64BufferND(
indexes: ShapeIndexer,
override val buffer: DoubleBuffer,
override val buffer: Float64Buffer,
) : MutableBufferND<Double>(indexes, buffer), MutableStructureNDOfDouble{
override fun getDouble(index: IntArray): Double = buffer[indices.offset(index)]
@ -29,37 +29,37 @@ public class DoubleBufferND(
}
public sealed class DoubleFieldOpsND : BufferedFieldOpsND<Double, Float64Field>(Float64Field.bufferAlgebra),
public sealed class Floa64FieldOpsND : BufferedFieldOpsND<Double, Float64Field>(Float64Field.bufferAlgebra),
ScaleOperations<StructureND<Double>>, ExtendedFieldOps<StructureND<Double>> {
@OptIn(PerformancePitfall::class)
override fun StructureND<Double>.toBufferND(): DoubleBufferND = when (this) {
is DoubleBufferND -> this
override fun StructureND<Double>.toBufferND(): Float64BufferND = when (this) {
is Float64BufferND -> this
else -> {
val indexer = indexerBuilder(shape)
DoubleBufferND(indexer, DoubleBuffer(indexer.linearSize) { offset -> get(indexer.index(offset)) })
Float64BufferND(indexer, Float64Buffer(indexer.linearSize) { offset -> get(indexer.index(offset)) })
}
}
protected inline fun mapInline(
arg: DoubleBufferND,
arg: Float64BufferND,
transform: (Double) -> Double,
): DoubleBufferND {
): Float64BufferND {
val indexes = arg.indices
val array = arg.buffer.array
return DoubleBufferND(indexes, DoubleBuffer(indexes.linearSize) { transform(array[it]) })
return Float64BufferND(indexes, Float64Buffer(indexes.linearSize) { transform(array[it]) })
}
private inline fun zipInline(
l: DoubleBufferND,
r: DoubleBufferND,
l: Float64BufferND,
r: Float64BufferND,
block: (l: Double, r: Double) -> Double,
): DoubleBufferND {
): Float64BufferND {
require(l.indices == r.indices) { "Zip requires the same shapes, but found ${l.shape} on the left and ${r.shape} on the right" }
val indexes = l.indices
val lArray = l.buffer.array
val rArray = r.buffer.array
return DoubleBufferND(indexes, DoubleBuffer(indexes.linearSize) { block(lArray[it], rArray[it]) })
return Float64BufferND(indexes, Float64Buffer(indexes.linearSize) { block(lArray[it], rArray[it]) })
}
@OptIn(PerformancePitfall::class)
@ -74,56 +74,56 @@ public sealed class DoubleFieldOpsND : BufferedFieldOpsND<Double, Float64Field>(
transform: Float64Field.(Double, Double) -> Double,
): BufferND<Double> = zipInline(left.toBufferND(), right.toBufferND()) { l, r -> Float64Field.transform(l, r) }
override fun structureND(shape: ShapeND, initializer: Float64Field.(IntArray) -> Double): DoubleBufferND {
override fun structureND(shape: ShapeND, initializer: Float64Field.(IntArray) -> Double): Float64BufferND {
val indexer = indexerBuilder(shape)
return DoubleBufferND(
return Float64BufferND(
indexer,
DoubleBuffer(indexer.linearSize) { offset ->
Float64Buffer(indexer.linearSize) { offset ->
elementAlgebra.initializer(indexer.index(offset))
}
)
}
override fun add(left: StructureND<Double>, right: StructureND<Double>): DoubleBufferND =
override fun add(left: StructureND<Double>, right: StructureND<Double>): Float64BufferND =
zipInline(left.toBufferND(), right.toBufferND()) { l, r -> l + r }
override fun multiply(left: StructureND<Double>, right: StructureND<Double>): DoubleBufferND =
override fun multiply(left: StructureND<Double>, right: StructureND<Double>): Float64BufferND =
zipInline(left.toBufferND(), right.toBufferND()) { l, r -> l * r }
override fun StructureND<Double>.unaryMinus(): DoubleBufferND = mapInline(toBufferND()) { -it }
override fun StructureND<Double>.unaryMinus(): Float64BufferND = mapInline(toBufferND()) { -it }
override fun StructureND<Double>.div(arg: StructureND<Double>): DoubleBufferND =
override fun StructureND<Double>.div(arg: StructureND<Double>): Float64BufferND =
zipInline(toBufferND(), arg.toBufferND()) { l, r -> l / r }
override fun divide(left: StructureND<Double>, right: StructureND<Double>): DoubleBufferND =
override fun divide(left: StructureND<Double>, right: StructureND<Double>): Float64BufferND =
zipInline(left.toBufferND(), right.toBufferND()) { l: Double, r: Double -> l / r }
override fun StructureND<Double>.div(arg: Double): DoubleBufferND =
override fun StructureND<Double>.div(arg: Double): Float64BufferND =
mapInline(toBufferND()) { it / arg }
override fun Double.div(arg: StructureND<Double>): DoubleBufferND =
override fun Double.div(arg: StructureND<Double>): Float64BufferND =
mapInline(arg.toBufferND()) { this / it }
override fun StructureND<Double>.unaryPlus(): DoubleBufferND = toBufferND()
override fun StructureND<Double>.unaryPlus(): Float64BufferND = toBufferND()
override fun StructureND<Double>.plus(arg: StructureND<Double>): DoubleBufferND =
override fun StructureND<Double>.plus(arg: StructureND<Double>): Float64BufferND =
zipInline(toBufferND(), arg.toBufferND()) { l: Double, r: Double -> l + r }
override fun StructureND<Double>.minus(arg: StructureND<Double>): DoubleBufferND =
override fun StructureND<Double>.minus(arg: StructureND<Double>): Float64BufferND =
zipInline(toBufferND(), arg.toBufferND()) { l: Double, r: Double -> l - r }
override fun StructureND<Double>.times(arg: StructureND<Double>): DoubleBufferND =
override fun StructureND<Double>.times(arg: StructureND<Double>): Float64BufferND =
zipInline(toBufferND(), arg.toBufferND()) { l: Double, r: Double -> l * r }
override fun StructureND<Double>.times(k: Number): DoubleBufferND =
override fun StructureND<Double>.times(k: Number): Float64BufferND =
mapInline(toBufferND()) { it * k.toDouble() }
override fun StructureND<Double>.div(k: Number): DoubleBufferND =
override fun StructureND<Double>.div(k: Number): Float64BufferND =
mapInline(toBufferND()) { it / k.toDouble() }
override fun Number.times(arg: StructureND<Double>): DoubleBufferND = arg * this
override fun Number.times(arg: StructureND<Double>): Float64BufferND = arg * this
override fun StructureND<Double>.plus(arg: Double): DoubleBufferND = mapInline(toBufferND()) { it + arg }
override fun StructureND<Double>.plus(arg: Double): Float64BufferND = mapInline(toBufferND()) { it + arg }
override fun StructureND<Double>.minus(arg: Double): StructureND<Double> = mapInline(toBufferND()) { it - arg }
@ -131,49 +131,49 @@ public sealed class DoubleFieldOpsND : BufferedFieldOpsND<Double, Float64Field>(
override fun Double.minus(arg: StructureND<Double>): StructureND<Double> = mapInline(arg.toBufferND()) { this - it }
override fun scale(a: StructureND<Double>, value: Double): DoubleBufferND =
override fun scale(a: StructureND<Double>, value: Double): Float64BufferND =
mapInline(a.toBufferND()) { it * value }
override fun exp(arg: StructureND<Double>): DoubleBufferND =
override fun exp(arg: StructureND<Double>): Float64BufferND =
mapInline(arg.toBufferND()) { kotlin.math.exp(it) }
override fun ln(arg: StructureND<Double>): DoubleBufferND =
override fun ln(arg: StructureND<Double>): Float64BufferND =
mapInline(arg.toBufferND()) { kotlin.math.ln(it) }
override fun sin(arg: StructureND<Double>): DoubleBufferND =
override fun sin(arg: StructureND<Double>): Float64BufferND =
mapInline(arg.toBufferND()) { kotlin.math.sin(it) }
override fun cos(arg: StructureND<Double>): DoubleBufferND =
override fun cos(arg: StructureND<Double>): Float64BufferND =
mapInline(arg.toBufferND()) { kotlin.math.cos(it) }
override fun tan(arg: StructureND<Double>): DoubleBufferND =
override fun tan(arg: StructureND<Double>): Float64BufferND =
mapInline(arg.toBufferND()) { kotlin.math.tan(it) }
override fun asin(arg: StructureND<Double>): DoubleBufferND =
override fun asin(arg: StructureND<Double>): Float64BufferND =
mapInline(arg.toBufferND()) { kotlin.math.asin(it) }
override fun acos(arg: StructureND<Double>): DoubleBufferND =
override fun acos(arg: StructureND<Double>): Float64BufferND =
mapInline(arg.toBufferND()) { kotlin.math.acos(it) }
override fun atan(arg: StructureND<Double>): DoubleBufferND =
override fun atan(arg: StructureND<Double>): Float64BufferND =
mapInline(arg.toBufferND()) { kotlin.math.atan(it) }
override fun sinh(arg: StructureND<Double>): DoubleBufferND =
override fun sinh(arg: StructureND<Double>): Float64BufferND =
mapInline(arg.toBufferND()) { kotlin.math.sinh(it) }
override fun cosh(arg: StructureND<Double>): DoubleBufferND =
override fun cosh(arg: StructureND<Double>): Float64BufferND =
mapInline(arg.toBufferND()) { kotlin.math.cosh(it) }
override fun tanh(arg: StructureND<Double>): DoubleBufferND =
override fun tanh(arg: StructureND<Double>): Float64BufferND =
mapInline(arg.toBufferND()) { kotlin.math.tanh(it) }
override fun asinh(arg: StructureND<Double>): DoubleBufferND =
override fun asinh(arg: StructureND<Double>): Float64BufferND =
mapInline(arg.toBufferND()) { kotlin.math.asinh(it) }
override fun acosh(arg: StructureND<Double>): DoubleBufferND =
override fun acosh(arg: StructureND<Double>): Float64BufferND =
mapInline(arg.toBufferND()) { kotlin.math.acosh(it) }
override fun atanh(arg: StructureND<Double>): DoubleBufferND =
override fun atanh(arg: StructureND<Double>): Float64BufferND =
mapInline(arg.toBufferND()) { kotlin.math.atanh(it) }
override fun power(
@ -185,23 +185,23 @@ public sealed class DoubleFieldOpsND : BufferedFieldOpsND<Double, Float64Field>(
mapInline(arg.toBufferND()) { it.pow(pow.toDouble()) }
}
public companion object : DoubleFieldOpsND()
public companion object : Floa64FieldOpsND()
}
@OptIn(UnstableKMathAPI::class)
public class DoubleFieldND(override val shape: ShapeND) :
DoubleFieldOpsND(), FieldND<Double, Float64Field>, NumbersAddOps<StructureND<Double>>,
public class Float64FieldND(override val shape: ShapeND) :
Floa64FieldOpsND(), FieldND<Double, Float64Field>, NumbersAddOps<StructureND<Double>>,
ExtendedField<StructureND<Double>> {
override fun power(arg: StructureND<Double>, pow: UInt): DoubleBufferND = mapInline(arg.toBufferND()) {
override fun power(arg: StructureND<Double>, pow: UInt): Float64BufferND = mapInline(arg.toBufferND()) {
it.kpow(pow.toInt())
}
override fun power(arg: StructureND<Double>, pow: Int): DoubleBufferND = mapInline(arg.toBufferND()) {
override fun power(arg: StructureND<Double>, pow: Int): Float64BufferND = mapInline(arg.toBufferND()) {
it.kpow(pow)
}
override fun power(arg: StructureND<Double>, pow: Number): DoubleBufferND = if (pow.isInteger()) {
override fun power(arg: StructureND<Double>, pow: Number): Float64BufferND = if (pow.isInteger()) {
power(arg, pow.toInt())
} else {
val dpow = pow.toDouble()
@ -211,34 +211,34 @@ public class DoubleFieldND(override val shape: ShapeND) :
}
}
override fun sinh(arg: StructureND<Double>): DoubleBufferND = super<DoubleFieldOpsND>.sinh(arg)
override fun sinh(arg: StructureND<Double>): Float64BufferND = super<Floa64FieldOpsND>.sinh(arg)
override fun cosh(arg: StructureND<Double>): DoubleBufferND = super<DoubleFieldOpsND>.cosh(arg)
override fun cosh(arg: StructureND<Double>): Float64BufferND = super<Floa64FieldOpsND>.cosh(arg)
override fun tanh(arg: StructureND<Double>): DoubleBufferND = super<DoubleFieldOpsND>.tan(arg)
override fun tanh(arg: StructureND<Double>): Float64BufferND = super<Floa64FieldOpsND>.tan(arg)
override fun asinh(arg: StructureND<Double>): DoubleBufferND = super<DoubleFieldOpsND>.asinh(arg)
override fun asinh(arg: StructureND<Double>): Float64BufferND = super<Floa64FieldOpsND>.asinh(arg)
override fun acosh(arg: StructureND<Double>): DoubleBufferND = super<DoubleFieldOpsND>.acosh(arg)
override fun acosh(arg: StructureND<Double>): Float64BufferND = super<Floa64FieldOpsND>.acosh(arg)
override fun atanh(arg: StructureND<Double>): DoubleBufferND = super<DoubleFieldOpsND>.atanh(arg)
override fun atanh(arg: StructureND<Double>): Float64BufferND = super<Floa64FieldOpsND>.atanh(arg)
override fun number(value: Number): DoubleBufferND {
override fun number(value: Number): Float64BufferND {
val d = value.toDouble() // minimize conversions
return structureND(shape) { d }
}
}
public val Float64Field.ndAlgebra: DoubleFieldOpsND get() = DoubleFieldOpsND
public val Float64Field.ndAlgebra: Floa64FieldOpsND get() = Floa64FieldOpsND
public fun Float64Field.ndAlgebra(vararg shape: Int): DoubleFieldND = DoubleFieldND(ShapeND(shape))
public fun Float64Field.ndAlgebra(shape: ShapeND): DoubleFieldND = DoubleFieldND(shape)
public fun Float64Field.ndAlgebra(vararg shape: Int): Float64FieldND = Float64FieldND(ShapeND(shape))
public fun Float64Field.ndAlgebra(shape: ShapeND): Float64FieldND = Float64FieldND(shape)
/**
* Produce a context for n-dimensional operations inside this real field
*/
@UnstableKMathAPI
public inline fun <R> Float64Field.withNdAlgebra(vararg shape: Int, action: DoubleFieldND.() -> R): R {
public inline fun <R> Float64Field.withNdAlgebra(vararg shape: Int, action: Float64FieldND.() -> R): R {
contract { callsInPlace(action, InvocationKind.EXACTLY_ONCE) }
return DoubleFieldND(ShapeND(shape)).run(action)
return Float64FieldND(ShapeND(shape)).run(action)
}

12
kmath-core/src/commonMain/kotlin/space/kscience/kmath/nd/ShortRingND.kt → kmath-core/src/commonMain/kotlin/space/kscience/kmath/nd/Int16RingND.kt
View File

@ -12,14 +12,14 @@ import space.kscience.kmath.operations.bufferAlgebra
import kotlin.contracts.InvocationKind
import kotlin.contracts.contract
public sealed class ShortRingOpsND : BufferedRingOpsND<Short, Int16Ring>(Int16Ring.bufferAlgebra) {
public companion object : ShortRingOpsND()
public sealed class Int16RingOpsND : BufferedRingOpsND<Short, Int16Ring>(Int16Ring.bufferAlgebra) {
public companion object : Int16RingOpsND()
}
@OptIn(UnstableKMathAPI::class)
public class ShortRingND(
public class Int16RingND(
override val shape: ShapeND
) : ShortRingOpsND(), RingND<Short, Int16Ring>, NumbersAddOps<StructureND<Short>> {
) : Int16RingOpsND(), RingND<Short, Int16Ring>, NumbersAddOps<StructureND<Short>> {
override fun number(value: Number): BufferND<Short> {
val short
@ -28,7 +28,7 @@ public class ShortRingND(
}
}
public inline fun <R> Int16Ring.withNdAlgebra(vararg shape: Int, action: ShortRingND.() -> R): R {
public inline fun <R> Int16Ring.withNdAlgebra(vararg shape: Int, action: Int16RingND.() -> R): R {
contract { callsInPlace(action, InvocationKind.EXACTLY_ONCE) }
return ShortRingND(ShapeND(shape)).run(action)
return Int16RingND(ShapeND(shape)).run(action)
}

6
kmath-core/src/commonMain/kotlin/space/kscience/kmath/nd/IntRingND.kt
View File

@ -9,13 +9,13 @@ import space.kscience.kmath.UnstableKMathAPI
import space.kscience.kmath.operations.Int32Ring
import space.kscience.kmath.operations.NumbersAddOps
import space.kscience.kmath.operations.bufferAlgebra
import space.kscience.kmath.structures.IntBuffer
import space.kscience.kmath.structures.Int32Buffer
import kotlin.contracts.InvocationKind
import kotlin.contracts.contract
public class IntBufferND(
indexes: ShapeIndexer,
override val buffer: IntBuffer,
override val buffer: Int32Buffer,
) : MutableBufferND<Int>(indexes, buffer)
public sealed class IntRingOpsND : BufferedRingOpsND<Int, Int32Ring>(Int32Ring.bufferAlgebra) {
@ -24,7 +24,7 @@ public sealed class IntRingOpsND : BufferedRingOpsND<Int, Int32Ring>(Int32Ring.b
val indexer = indexerBuilder(shape)
return IntBufferND(
indexer,
IntBuffer(indexer.linearSize) { offset ->
Int32Buffer(indexer.linearSize) { offset ->
elementAlgebra.initializer(indexer.index(offset))
}
)

43
kmath-core/src/commonMain/kotlin/space/kscience/kmath/operations/DoubleBufferField.kt
View File

@ -1,43 +0,0 @@
/*
* Copyright 2018-2022 KMath contributors.
* Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
*/
package space.kscience.kmath.operations
import space.kscience.kmath.structures.Buffer
import space.kscience.kmath.structures.DoubleBuffer
/**
* [ExtendedField] over [DoubleBuffer].
*
* @property size the size of buffers to operate on.
*/
public class DoubleBufferField(public val size: Int) : ExtendedField<Buffer<Double>>, DoubleBufferOps() {
override val zero: Buffer<Double> by lazy { DoubleBuffer(size) { 0.0 } }
override val one: Buffer<Double> by lazy { DoubleBuffer(size) { 1.0 } }
override fun sinh(arg: Buffer<Double>): DoubleBuffer = super<DoubleBufferOps>.sinh(arg)
override fun cosh(arg: Buffer<Double>): DoubleBuffer = super<DoubleBufferOps>.cosh(arg)
override fun tanh(arg: Buffer<Double>): DoubleBuffer = super<DoubleBufferOps>.tanh(arg)
override fun asinh(arg: Buffer<Double>): DoubleBuffer = super<DoubleBufferOps>.asinh(arg)
override fun acosh(arg: Buffer<Double>): DoubleBuffer = super<DoubleBufferOps>.acosh(arg)
override fun atanh(arg: Buffer<Double>): DoubleBuffer = super<DoubleBufferOps>.atanh(arg)
override fun power(arg: Buffer<Double>, pow: Number): DoubleBuffer = if (pow.isInteger()) {
arg.map { it.pow(pow.toInt()) }
} else {
arg.map {
if(it<0) throw IllegalArgumentException("Negative argument $it could not be raised to the fractional power")
it.pow(pow.toDouble())
}
}
override fun unaryOperationFunction(operation: String): (arg: Buffer<Double>) -> Buffer<Double> =
super<ExtendedField>.unaryOperationFunction(operation)
}

43
kmath-core/src/commonMain/kotlin/space/kscience/kmath/operations/Float64BufferField.kt Normal file
View File

@ -0,0 +1,43 @@
/*
* Copyright 2018-2022 KMath contributors.
* Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
*/
package space.kscience.kmath.operations
import space.kscience.kmath.structures.Buffer
import space.kscience.kmath.structures.Float64Buffer
/**
* [ExtendedField] over [Float64Buffer].
*
* @property size the size of buffers to operate on.
*/
public class Float64BufferField(public val size: Int) : ExtendedField<Buffer<Double>>, Float64BufferOps() {
override val zero: Buffer<Double> by lazy { Float64Buffer(size) { 0.0 } }
override val one: Buffer<Double> by lazy { Float64Buffer(size) { 1.0 } }
override fun sinh(arg: Buffer<Double>): Float64Buffer = super<Float64BufferOps>.sinh(arg)
override fun cosh(arg: Buffer<Double>): Float64Buffer = super<Float64BufferOps>.cosh(arg)
override fun tanh(arg: Buffer<Double>): Float64Buffer = super<Float64BufferOps>.tanh(arg)
override fun asinh(arg: Buffer<Double>): Float64Buffer = super<Float64BufferOps>.asinh(arg)
override fun acosh(arg: Buffer<Double>): Float64Buffer = super<Float64BufferOps>.acosh(arg)
override fun atanh(arg: Buffer<Double>): Float64Buffer = super<Float64BufferOps>.atanh(arg)
override fun power(arg: Buffer<Double>, pow: Number): Float64Buffer = if (pow.isInteger()) {
arg.map { it.pow(pow.toInt()) }
} else {
arg.map {
if(it<0) throw IllegalArgumentException("Negative argument $it could not be raised to the fractional power")
it.pow(pow.toDouble())
}
}
override fun unaryOperationFunction(operation: String): (arg: Buffer<Double>) -> Buffer<Double> =
super<ExtendedField>.unaryOperationFunction(operation)
}

100
kmath-core/src/commonMain/kotlin/space/kscience/kmath/operations/DoubleBufferOps.kt → kmath-core/src/commonMain/kotlin/space/kscience/kmath/operations/Float64BufferOps.kt
View File

@ -12,9 +12,9 @@ import kotlin.math.pow
import kotlin.math.sqrt
/**
* [ExtendedFieldOps] over [DoubleBuffer].
* [ExtendedFieldOps] over [Float64Buffer].
*/
public abstract class DoubleBufferOps : BufferAlgebra<Double, Float64Field>, ExtendedFieldOps<Buffer<Double>>,
public abstract class Float64BufferOps : BufferAlgebra<Double, Float64Field>, ExtendedFieldOps<Buffer<Double>>,
Norm<Buffer<Double>, Double> {
override val elementAlgebra: Float64Field get() = Float64Field
@ -23,23 +23,23 @@ public abstract class DoubleBufferOps : BufferAlgebra<Double, Float64Field>, Ext
@Suppress("OVERRIDE_BY_INLINE")
@OptIn(UnstableKMathAPI::class)
final override inline fun Buffer<Double>.map(block: Float64Field.(Double) -> Double): DoubleBuffer =
final override inline fun Buffer<Double>.map(block: Float64Field.(Double) -> Double): Float64Buffer =
DoubleArray(size) { Float64Field.block(getDouble(it)) }.asBuffer()
@OptIn(UnstableKMathAPI::class)
@Suppress("OVERRIDE_BY_INLINE")
final override inline fun Buffer<Double>.mapIndexed(block: Float64Field.(index: Int, arg: Double) -> Double): DoubleBuffer =
DoubleBuffer(size) { Float64Field.block(it, getDouble(it)) }
final override inline fun Buffer<Double>.mapIndexed(block: Float64Field.(index: Int, arg: Double) -> Double): Float64Buffer =
Float64Buffer(size) { Float64Field.block(it, getDouble(it)) }
@OptIn(UnstableKMathAPI::class)
@Suppress("OVERRIDE_BY_INLINE")
final override inline fun Buffer<Double>.zip(
other: Buffer<Double>,
block: Float64Field.(left: Double, right: Double) -> Double,
): DoubleBuffer {
): Float64Buffer {
require(size == other.size) { "Incompatible buffer sizes. left: ${size}, right: ${other.size}" }
return DoubleBuffer(size) { Float64Field.block(getDouble(it), other.getDouble(it)) }
return Float64Buffer(size) { Float64Field.block(getDouble(it), other.getDouble(it)) }
}
override fun unaryOperationFunction(operation: String): (arg: Buffer<Double>) -> Buffer<Double> =
@ -48,32 +48,32 @@ public abstract class DoubleBufferOps : BufferAlgebra<Double, Float64Field>, Ext
override fun binaryOperationFunction(operation: String): (left: Buffer<Double>, right: Buffer<Double>) -> Buffer<Double> =
super<ExtendedFieldOps>.binaryOperationFunction(operation)
override fun Buffer<Double>.unaryMinus(): DoubleBuffer = map { -it }
override fun Buffer<Double>.unaryMinus(): Float64Buffer = map { -it }
override fun add(left: Buffer<Double>, right: Buffer<Double>): DoubleBuffer {
override fun add(left: Buffer<Double>, right: Buffer<Double>): Float64Buffer {
require(right.size == left.size) {
"The size of the first buffer ${left.size} should be the same as for second one: ${right.size} "
}
return if (left is DoubleBuffer && right is DoubleBuffer) {
return if (left is Float64Buffer && right is Float64Buffer) {
val aArray = left.array
val bArray = right.array
DoubleBuffer(DoubleArray(left.size) { aArray[it] + bArray[it] })
} else DoubleBuffer(DoubleArray(left.size) { left[it] + right[it] })
Float64Buffer(DoubleArray(left.size) { aArray[it] + bArray[it] })
} else Float64Buffer(DoubleArray(left.size) { left[it] + right[it] })
}
override fun Buffer<Double>.plus(arg: Buffer<Double>): DoubleBuffer = add(this, arg)
override fun Buffer<Double>.plus(arg: Buffer<Double>): Float64Buffer = add(this, arg)
override fun Buffer<Double>.minus(arg: Buffer<Double>): DoubleBuffer {
override fun Buffer<Double>.minus(arg: Buffer<Double>): Float64Buffer {
require(arg.size == this.size) {
"The size of the first buffer ${this.size} should be the same as for second one: ${arg.size} "
}
return if (this is DoubleBuffer && arg is DoubleBuffer) {
return if (this is Float64Buffer && arg is Float64Buffer) {
val aArray = this.array
val bArray = arg.array
DoubleBuffer(DoubleArray(this.size) { aArray[it] - bArray[it] })
} else DoubleBuffer(DoubleArray(this.size) { this[it] - arg[it] })
Float64Buffer(DoubleArray(this.size) { aArray[it] - bArray[it] })
} else Float64Buffer(DoubleArray(this.size) { this[it] - arg[it] })
}
//
@ -96,61 +96,61 @@ public abstract class DoubleBufferOps : BufferAlgebra<Double, Float64Field>, Ext
// }
@UnstableKMathAPI
override fun multiply(left: Buffer<Double>, right: Buffer<Double>): DoubleBuffer {
override fun multiply(left: Buffer<Double>, right: Buffer<Double>): Float64Buffer {
require(right.size == left.size) {
"The size of the first buffer ${left.size} should be the same as for second one: ${right.size} "
}
return if (left is DoubleBuffer && right is DoubleBuffer) {
return if (left is Float64Buffer && right is Float64Buffer) {
val aArray = left.array
val bArray = right.array
DoubleBuffer(DoubleArray(left.size) { aArray[it] * bArray[it] })
} else DoubleBuffer(DoubleArray(left.size) { left[it] * right[it] })
Float64Buffer(DoubleArray(left.size) { aArray[it] * bArray[it] })
} else Float64Buffer(DoubleArray(left.size) { left[it] * right[it] })
}
override fun divide(left: Buffer<Double>, right: Buffer<Double>): DoubleBuffer {
override fun divide(left: Buffer<Double>, right: Buffer<Double>): Float64Buffer {
require(right.size == left.size) {
"The size of the first buffer ${left.size} should be the same as for second one: ${right.size} "
}
return if (left is DoubleBuffer && right is DoubleBuffer) {
return if (left is Float64Buffer && right is Float64Buffer) {
val aArray = left.array
val bArray = right.array
DoubleBuffer(DoubleArray(left.size) { aArray[it] / bArray[it] })
} else DoubleBuffer(DoubleArray(left.size) { left[it] / right[it] })
Float64Buffer(DoubleArray(left.size) { aArray[it] / bArray[it] })
} else Float64Buffer(DoubleArray(left.size) { left[it] / right[it] })
}
override fun sin(arg: Buffer<Double>): DoubleBuffer = arg.map { sin(it) }
override fun sin(arg: Buffer<Double>): Float64Buffer = arg.map { sin(it) }
override fun cos(arg: Buffer<Double>): DoubleBuffer = arg.map { cos(it) }
override fun cos(arg: Buffer<Double>): Float64Buffer = arg.map { cos(it) }
override fun tan(arg: Buffer<Double>): DoubleBuffer = arg.map { tan(it) }
override fun tan(arg: Buffer<Double>): Float64Buffer = arg.map { tan(it) }
override fun asin(arg: Buffer<Double>): DoubleBuffer = arg.map { asin(it) }
override fun asin(arg: Buffer<Double>): Float64Buffer = arg.map { asin(it) }
override fun acos(arg: Buffer<Double>): DoubleBuffer = arg.map { acos(it) }
override fun acos(arg: Buffer<Double>): Float64Buffer = arg.map { acos(it) }
override fun atan(arg: Buffer<Double>): DoubleBuffer = arg.map { atan(it) }
override fun atan(arg: Buffer<Double>): Float64Buffer = arg.map { atan(it) }
override fun sinh(arg: Buffer<Double>): DoubleBuffer = arg.map { sinh(it) }
override fun sinh(arg: Buffer<Double>): Float64Buffer = arg.map { sinh(it) }
override fun cosh(arg: Buffer<Double>): DoubleBuffer = arg.map { cosh(it) }
override fun cosh(arg: Buffer<Double>): Float64Buffer = arg.map { cosh(it) }
override fun tanh(arg: Buffer<Double>): DoubleBuffer = arg.map { tanh(it) }
override fun tanh(arg: Buffer<Double>): Float64Buffer = arg.map { tanh(it) }
override fun asinh(arg: Buffer<Double>): DoubleBuffer = arg.map { asinh(it) }
override fun asinh(arg: Buffer<Double>): Float64Buffer = arg.map { asinh(it) }
override fun acosh(arg: Buffer<Double>): DoubleBuffer = arg.map { acosh(it) }
override fun acosh(arg: Buffer<Double>): Float64Buffer = arg.map { acosh(it) }
override fun atanh(arg: Buffer<Double>): DoubleBuffer = arg.map { atanh(it) }
override fun atanh(arg: Buffer<Double>): Float64Buffer = arg.map { atanh(it) }
override fun exp(arg: Buffer<Double>): DoubleBuffer = arg.map { exp(it) }
override fun exp(arg: Buffer<Double>): Float64Buffer = arg.map { exp(it) }
override fun ln(arg: Buffer<Double>): DoubleBuffer = arg.map { ln(it) }
override fun ln(arg: Buffer<Double>): Float64Buffer = arg.map { ln(it) }
override fun norm(arg: Buffer<Double>): Double = DoubleL2Norm.norm(arg)
override fun norm(arg: Buffer<Double>): Double = Float64L2Norm.norm(arg)
override fun scale(a: Buffer<Double>, value: Double): DoubleBuffer = a.map { it * value }
override fun scale(a: Buffer<Double>, value: Double): Float64Buffer = a.map { it * value }
override fun power(arg: Buffer<Double>, pow: Number): Buffer<Double> = if (pow is Int) {
arg.map { it.pow(pow) }
@ -158,37 +158,37 @@ public abstract class DoubleBufferOps : BufferAlgebra<Double, Float64Field>, Ext
arg.map { it.pow(pow.toDouble()) }
}
public companion object : DoubleBufferOps()
public companion object : Float64BufferOps()
}
public object DoubleL2Norm : Norm<Point<Double>, Double> {
public object Float64L2Norm : Norm<Point<Double>, Double> {
override fun norm(arg: Point<Double>): Double = sqrt(arg.fold(0.0) { acc: Double, d: Double -> acc + d.pow(2) })
}
public fun DoubleBufferOps.sum(buffer: Buffer<Double>): Double = buffer.reduce(Double::plus)
public fun Float64BufferOps.sum(buffer: Buffer<Double>): Double = buffer.reduce(Double::plus)
/**
* Sum of elements using given [conversion]
*/
public inline fun <T> DoubleBufferOps.sumOf(buffer: Buffer<T>, conversion: (T) -> Double): Double =
public inline fun <T> Float64BufferOps.sumOf(buffer: Buffer<T>, conversion: (T) -> Double): Double =
buffer.fold(0.0) { acc, value -> acc + conversion(value) }
public fun DoubleBufferOps.average(buffer: Buffer<Double>): Double = sum(buffer) / buffer.size
public fun Float64BufferOps.average(buffer: Buffer<Double>): Double = sum(buffer) / buffer.size
/**
* Average of elements using given [conversion]
*/
public inline fun <T> DoubleBufferOps.averageOf(buffer: Buffer<T>, conversion: (T) -> Double): Double =
public inline fun <T> Float64BufferOps.averageOf(buffer: Buffer<T>, conversion: (T) -> Double): Double =
sumOf(buffer, conversion) / buffer.size
public fun DoubleBufferOps.dispersion(buffer: Buffer<Double>): Double {
public fun Float64BufferOps.dispersion(buffer: Buffer<Double>): Double {
val av = average(buffer)
return buffer.fold(0.0) { acc, value -> acc + (value - av).pow(2) } / buffer.size
}
public fun DoubleBufferOps.std(buffer: Buffer<Double>): Double = sqrt(dispersion(buffer))
public fun Float64BufferOps.std(buffer: Buffer<Double>): Double = sqrt(dispersion(buffer))
public fun DoubleBufferOps.covariance(x: Buffer<Double>, y: Buffer<Double>): Double {
public fun Float64BufferOps.covariance(x: Buffer<Double>, y: Buffer<Double>): Double {
require(x.size == y.size) { "Expected buffers of the same size, but x.size == ${x.size} and y.size == ${y.size}" }
val xMean = average(x)
val yMean = average(y)

6
kmath-core/src/commonMain/kotlin/space/kscience/kmath/operations/integerFields.kt
View File

@ -22,7 +22,7 @@ import kotlin.math.roundToLong
*/
@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
public object Int16Field : Field<Int16>, Norm<Int16, Int16>, NumericAlgebra<Int16> {
override val bufferFactory: MutableBufferFactory<Int16> = MutableBufferFactory(::ShortBuffer)
override val bufferFactory: MutableBufferFactory<Int16> = MutableBufferFactory(::Int16Buffer)
override val zero: Int16 get() = 0
override val one: Int16 get() = 1
@ -45,7 +45,7 @@ public object Int16Field : Field<Int16>, Norm<Int16, Int16>, NumericAlgebra<Int1
*/
@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
public object Int32Field : Field<Int32>, Norm<Int32, Int32>, NumericAlgebra<Int32> {
override val bufferFactory: MutableBufferFactory<Int> = MutableBufferFactory(::IntBuffer)
override val bufferFactory: MutableBufferFactory<Int> = MutableBufferFactory(::Int32Buffer)
override val zero: Int get() = 0
override val one: Int get() = 1
@ -68,7 +68,7 @@ public object Int32Field : Field<Int32>, Norm<Int32, Int32>, NumericAlgebra<Int3
*/
@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
public object Int64Field : Field<Int64>, Norm<Int64, Int64>, NumericAlgebra<Int64> {
override val bufferFactory: MutableBufferFactory<Int64> = MutableBufferFactory(::LongBuffer)
override val bufferFactory: MutableBufferFactory<Int64> = MutableBufferFactory(::Int64Buffer)
override val zero: Int64 get() = 0L
override val one: Int64 get() = 1L

212
kmath-core/src/commonMain/kotlin/space/kscience/kmath/operations/numbers.kt
View File

@ -63,16 +63,16 @@ public interface ExtendedField<T> : ExtendedFieldOps<T>, Field<T>, NumericAlgebr
}
/**
* A field for [Double] without boxing. Does not produce appropriate field element.
* A field for [Double] without boxing. Does not produce an appropriate field element.
*/
@Suppress("EXTENSION_SHADOWED_BY_MEMBER", "OVERRIDE_BY_INLINE")
@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
public object Float64Field : ExtendedField<Double>, Norm<Double, Double>, ScaleOperations<Double> {
override val bufferFactory: MutableBufferFactory<Double> = MutableBufferFactory(::DoubleBuffer)
override val bufferFactory: MutableBufferFactory<Double> = MutableBufferFactory(::Float64Buffer)
override inline val zero: Double get() = 0.0
override inline val one: Double get() = 1.0
override val zero: Double get() = 0.0
override val one: Double get() = 1.0
override inline fun number(value: Number): Double = value.toDouble()
override fun number(value: Number): Double = value.toDouble()
override fun binaryOperationFunction(operation: String): (left: Double, right: Double) -> Double =
when (operation) {
@ -80,26 +80,26 @@ public object Float64Field : ExtendedField<Double>, Norm<Double, Double>, ScaleO
else -> super<ExtendedField>.binaryOperationFunction(operation)
}
override inline fun add(left: Double, right: Double): Double = left + right
override fun add(left: Double, right: Double): Double = left + right
override inline fun multiply(left: Double, right: Double): Double = left * right
override inline fun divide(left: Double, right: Double): Double = left / right
override fun multiply(left: Double, right: Double): Double = left * right
override fun divide(left: Double, right: Double): Double = left / right
override inline fun scale(a: Double, value: Double): Double = a * value
override fun scale(a: Double, value: Double): Double = a * value
override inline fun sin(arg: Double): Double = kotlin.math.sin(arg)
override inline fun cos(arg: Double): Double = kotlin.math.cos(arg)
override inline fun tan(arg: Double): Double = kotlin.math.tan(arg)
override inline fun acos(arg: Double): Double = kotlin.math.acos(arg)
override inline fun asin(arg: Double): Double = kotlin.math.asin(arg)
override inline fun atan(arg: Double): Double = kotlin.math.atan(arg)
override fun sin(arg: Double): Double = kotlin.math.sin(arg)
override fun cos(arg: Double): Double = kotlin.math.cos(arg)
override fun tan(arg: Double): Double = kotlin.math.tan(arg)
override fun acos(arg: Double): Double = kotlin.math.acos(arg)
override fun asin(arg: Double): Double = kotlin.math.asin(arg)
override fun atan(arg: Double): Double = kotlin.math.atan(arg)
override inline fun sinh(arg: Double): Double = kotlin.math.sinh(arg)
override inline fun cosh(arg: Double): Double = kotlin.math.cosh(arg)
override inline fun tanh(arg: Double): Double = kotlin.math.tanh(arg)
override inline fun asinh(arg: Double): Double = kotlin.math.asinh(arg)
override inline fun acosh(arg: Double): Double = kotlin.math.acosh(arg)
override inline fun atanh(arg: Double): Double = kotlin.math.atanh(arg)
override fun sinh(arg: Double): Double = kotlin.math.sinh(arg)
override fun cosh(arg: Double): Double = kotlin.math.cosh(arg)
override fun tanh(arg: Double): Double = kotlin.math.tanh(arg)
override fun asinh(arg: Double): Double = kotlin.math.asinh(arg)
override fun acosh(arg: Double): Double = kotlin.math.acosh(arg)
override fun atanh(arg: Double): Double = kotlin.math.atanh(arg)
override fun sqrt(arg: Double): Double = kotlin.math.sqrt(arg)
override fun power(arg: Double, pow: Number): Double = when {
@ -108,16 +108,16 @@ public object Float64Field : ExtendedField<Double>, Norm<Double, Double>, ScaleO
else -> arg.kpow(pow.toDouble())
}
override inline fun exp(arg: Double): Double = kotlin.math.exp(arg)
override inline fun ln(arg: Double): Double = kotlin.math.ln(arg)
override fun exp(arg: Double): Double = kotlin.math.exp(arg)
override fun ln(arg: Double): Double = kotlin.math.ln(arg)
override inline fun norm(arg: Double): Double = abs(arg)
override fun norm(arg: Double): Double = abs(arg)
override inline fun Double.unaryMinus(): Double = -this
override inline fun Double.plus(arg: Double): Double = this + arg
override inline fun Double.minus(arg: Double): Double = this - arg
override inline fun Double.times(arg: Double): Double = this * arg
override inline fun Double.div(arg: Double): Double = this / arg
override fun Double.unaryMinus(): Double = -this
override fun Double.plus(arg: Double): Double = this + arg
override fun Double.minus(arg: Double): Double = this - arg
override fun Double.times(arg: Double): Double = this * arg
override fun Double.div(arg: Double): Double = this / arg
}
public typealias DoubleField = Float64Field
@ -125,14 +125,14 @@ public typealias DoubleField = Float64Field
public val Double.Companion.algebra: Float64Field get() = Float64Field
/**
* A field for [Float] without boxing. Does not produce appropriate field element.
* A field for [Float] without boxing. Does not produce an appropriate field element.
*/
@Suppress("EXTENSION_SHADOWED_BY_MEMBER", "OVERRIDE_BY_INLINE")
@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
public object Float32Field : ExtendedField<Float>, Norm<Float, Float> {
override val bufferFactory: MutableBufferFactory<Float> = MutableBufferFactory(::FloatBuffer)
override val bufferFactory: MutableBufferFactory<Float> = MutableBufferFactory(::Float32Buffer)
override inline val zero: Float get() = 0.0f
override inline val one: Float get() = 1.0f
override val zero: Float get() = 0.0f
override val one: Float get() = 1.0f
override fun number(value: Number): Float = value.toFloat()
@ -142,40 +142,40 @@ public object Float32Field : ExtendedField<Float>, Norm<Float, Float> {
else -> super.binaryOperationFunction(operation)
}
override inline fun add(left: Float, right: Float): Float = left + right
override fun add(left: Float, right: Float): Float = left + right
override fun scale(a: Float, value: Double): Float = a * value.toFloat()
override inline fun multiply(left: Float, right: Float): Float = left * right
override fun multiply(left: Float, right: Float): Float = left * right
override inline fun divide(left: Float, right: Float): Float = left / right
override fun divide(left: Float, right: Float): Float = left / right
override inline fun sin(arg: Float): Float = kotlin.math.sin(arg)
override inline fun cos(arg: Float): Float = kotlin.math.cos(arg)
override inline fun tan(arg: Float): Float = kotlin.math.tan(arg)
override inline fun acos(arg: Float): Float = kotlin.math.acos(arg)
override inline fun asin(arg: Float): Float = kotlin.math.asin(arg)
override inline fun atan(arg: Float): Float = kotlin.math.atan(arg)
override fun sin(arg: Float): Float = kotlin.math.sin(arg)
override fun cos(arg: Float): Float = kotlin.math.cos(arg)
override fun tan(arg: Float): Float = kotlin.math.tan(arg)
override fun acos(arg: Float): Float = kotlin.math.acos(arg)
override fun asin(arg: Float): Float = kotlin.math.asin(arg)
override fun atan(arg: Float): Float = kotlin.math.atan(arg)
override inline fun sinh(arg: Float): Float = kotlin.math.sinh(arg)
override inline fun cosh(arg: Float): Float = kotlin.math.cosh(arg)
override inline fun tanh(arg: Float): Float = kotlin.math.tanh(arg)
override inline fun asinh(arg: Float): Float = kotlin.math.asinh(arg)
override inline fun acosh(arg: Float): Float = kotlin.math.acosh(arg)
override inline fun atanh(arg: Float): Float = kotlin.math.atanh(arg)
override fun sinh(arg: Float): Float = kotlin.math.sinh(arg)
override fun cosh(arg: Float): Float = kotlin.math.cosh(arg)
override fun tanh(arg: Float): Float = kotlin.math.tanh(arg)
override fun asinh(arg: Float): Float = kotlin.math.asinh(arg)
override fun acosh(arg: Float): Float = kotlin.math.acosh(arg)
override fun atanh(arg: Float): Float = kotlin.math.atanh(arg)
override inline fun sqrt(arg: Float): Float = kotlin.math.sqrt(arg)
override inline fun power(arg: Float, pow: Number): Float = arg.kpow(pow.toFloat())
override fun sqrt(arg: Float): Float = kotlin.math.sqrt(arg)
override fun power(arg: Float, pow: Number): Float = arg.kpow(pow.toFloat())
override inline fun exp(arg: Float): Float = kotlin.math.exp(arg)
override inline fun ln(arg: Float): Float = kotlin.math.ln(arg)
override fun exp(arg: Float): Float = kotlin.math.exp(arg)
override fun ln(arg: Float): Float = kotlin.math.ln(arg)
override inline fun norm(arg: Float): Float = abs(arg)
override fun norm(arg: Float): Float = abs(arg)
override inline fun Float.unaryMinus(): Float = -this
override inline fun Float.plus(arg: Float): Float = this + arg
override inline fun Float.minus(arg: Float): Float = this - arg
override inline fun Float.times(arg: Float): Float = this * arg
override inline fun Float.div(arg: Float): Float = this / arg
override fun Float.unaryMinus(): Float = -this
override fun Float.plus(arg: Float): Float = this + arg
override fun Float.minus(arg: Float): Float = this - arg
override fun Float.times(arg: Float): Float = this * arg
override fun Float.div(arg: Float): Float = this / arg
}
public typealias FloatField = Float32Field
@ -183,24 +183,24 @@ public typealias FloatField = Float32Field
public val Float.Companion.algebra: Float32Field get() = Float32Field
/**
* A field for [Int] without boxing. Does not produce corresponding ring element.
* A field for [Int] without boxing. Does not produce a corresponding ring element.
*/
@Suppress("EXTENSION_SHADOWED_BY_MEMBER", "OVERRIDE_BY_INLINE")
@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
public object Int32Ring : Ring<Int>, Norm<Int, Int>, NumericAlgebra<Int> {
override val bufferFactory: MutableBufferFactory<Int> = MutableBufferFactory(::IntBuffer)
override val bufferFactory: MutableBufferFactory<Int> = MutableBufferFactory(::Int32Buffer)
override inline val zero: Int get() = 0
override inline val one: Int get() = 1
override val zero: Int get() = 0
override val one: Int get() = 1
override fun number(value: Number): Int = value.toInt()
override inline fun add(left: Int, right: Int): Int = left + right
override inline fun multiply(left: Int, right: Int): Int = left * right
override inline fun norm(arg: Int): Int = abs(arg)
override fun add(left: Int, right: Int): Int = left + right
override fun multiply(left: Int, right: Int): Int = left * right
override fun norm(arg: Int): Int = abs(arg)
override inline fun Int.unaryMinus(): Int = -this
override inline fun Int.plus(arg: Int): Int = this + arg
override inline fun Int.minus(arg: Int): Int = this - arg
override inline fun Int.times(arg: Int): Int = this * arg
override fun Int.unaryMinus(): Int = -this
override fun Int.plus(arg: Int): Int = this + arg
override fun Int.minus(arg: Int): Int = this - arg
override fun Int.times(arg: Int): Int = this * arg
}
public typealias IntRing = Int32Ring
@ -208,24 +208,24 @@ public typealias IntRing = Int32Ring
public val Int.Companion.algebra: Int32Ring get() = Int32Ring
/**
* A field for [Short] without boxing. Does not produce appropriate ring element.
* A field for [Short] without boxing. Does not produce an appropriate ring element.
*/
@Suppress("EXTENSION_SHADOWED_BY_MEMBER", "OVERRIDE_BY_INLINE")
@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
public object Int16Ring : Ring<Short>, Norm<Short, Short>, NumericAlgebra<Short> {
override val bufferFactory: MutableBufferFactory<Short> = MutableBufferFactory(::ShortBuffer)
override val bufferFactory: MutableBufferFactory<Short> = MutableBufferFactory(::Int16Buffer)
override inline val zero: Short get() = 0
override inline val one: Short get() = 1
override val zero: Short get() = 0
override val one: Short get() = 1
override fun number(value: Number): Short = value.toShort()
override inline fun add(left: Short, right: Short): Short = (left + right).toShort()
override inline fun multiply(left: Short, right: Short): Short = (left * right).toShort()
override fun add(left: Short, right: Short): Short = (left + right).toShort()
override fun multiply(left: Short, right: Short): Short = (left * right).toShort()
override fun norm(arg: Short): Short = if (arg > 0) arg else (-arg).toShort()
override inline fun Short.unaryMinus(): Short = (-this).toShort()
override inline fun Short.plus(arg: Short): Short = (this + arg).toShort()
override inline fun Short.minus(arg: Short): Short = (this - arg).toShort()
override inline fun Short.times(arg: Short): Short = (this * arg).toShort()
override fun Short.unaryMinus(): Short = (-this).toShort()
override fun Short.plus(arg: Short): Short = (this + arg).toShort()
override fun Short.minus(arg: Short): Short = (this - arg).toShort()
override fun Short.times(arg: Short): Short = (this * arg).toShort()
}
public typealias ShortRing = Int16Ring
@ -235,45 +235,47 @@ public val Short.Companion.algebra: Int16Ring get() = Int16Ring
/**
* A field for [Byte] without boxing. Does not produce appropriate ring element.
*/
@Suppress("EXTENSION_SHADOWED_BY_MEMBER", "OVERRIDE_BY_INLINE")
public object ByteRing : Ring<Byte>, Norm<Byte, Byte>, NumericAlgebra<Byte> {
override val bufferFactory: MutableBufferFactory<Byte> = MutableBufferFactory(::ByteBuffer)
@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
public object Int8Ring : Ring<Byte>, Norm<Byte, Byte>, NumericAlgebra<Byte> {
override val bufferFactory: MutableBufferFactory<Byte> = MutableBufferFactory(::Int8Buffer)
override inline val zero: Byte get() = 0
override inline val one: Byte get() = 1
override val zero: Byte get() = 0
override val one: Byte get() = 1
override fun number(value: Number): Byte = value.toByte()
override inline fun add(left: Byte, right: Byte): Byte = (left + right).toByte()
override inline fun multiply(left: Byte, right: Byte): Byte = (left * right).toByte()
override fun add(left: Byte, right: Byte): Byte = (left + right).toByte()
override fun multiply(left: Byte, right: Byte): Byte = (left * right).toByte()
override fun norm(arg: Byte): Byte = if (arg > 0) arg else (-arg).toByte()
override inline fun Byte.unaryMinus(): Byte = (-this).toByte()
override inline fun Byte.plus(arg: Byte): Byte = (this + arg).toByte()
override inline fun Byte.minus(arg: Byte): Byte = (this - arg).toByte()
override inline fun Byte.times(arg: Byte): Byte = (this * arg).toByte()
override fun Byte.unaryMinus(): Byte = (-this).toByte()
override fun Byte.plus(arg: Byte): Byte = (this + arg).toByte()
override fun Byte.minus(arg: Byte): Byte = (this - arg).toByte()
override fun Byte.times(arg: Byte): Byte = (this * arg).toByte()
}
public val Byte.Companion.algebra: ByteRing get() = ByteRing
public typealias ByteRing = Int8Ring
public val Byte.Companion.algebra: Int8Ring get() = Int8Ring
/**
* A field for [Double] without boxing. Does not produce an appropriate ring element.
*/
@Suppress("EXTENSION_SHADOWED_BY_MEMBER", "OVERRIDE_BY_INLINE")
@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
public object Int64Ring : Ring<Long>, Norm<Long, Long>, NumericAlgebra<Long> {
override val bufferFactory: MutableBufferFactory<Long> = MutableBufferFactory(::LongBuffer)
override val bufferFactory: MutableBufferFactory<Long> = MutableBufferFactory(::Int64Buffer)
override inline val zero: Long get() = 0L
override inline val one: Long get() = 1L
override val zero: Long get() = 0L
override val one: Long get() = 1L
override fun number(value: Number): Long = value.toLong()
override inline fun add(left: Long, right: Long): Long = left + right
override inline fun multiply(left: Long, right: Long): Long = left * right
override fun add(left: Long, right: Long): Long = left + right
override fun multiply(left: Long, right: Long): Long = left * right
override fun norm(arg: Long): Long = abs(arg)
override inline fun Long.unaryMinus(): Long = (-this)
override inline fun Long.plus(arg: Long): Long = (this + arg)
override inline fun Long.minus(arg: Long): Long = (this - arg)
override inline fun Long.times(arg: Long): Long = (this * arg)
override fun Long.unaryMinus(): Long = (-this)
override fun Long.plus(arg: Long): Long = (this + arg)
override fun Long.minus(arg: Long): Long = (this - arg)
override fun Long.times(arg: Long): Long = (this * arg)
}
public typealias LongRing = Int64Ring

8
kmath-core/src/commonMain/kotlin/space/kscience/kmath/structures/Buffer.kt
View File

@ -93,8 +93,8 @@ public interface Buffer<out T> : WithSize {
List(size, initializer).asBuffer()
/**
* Creates a [Buffer] of given [type]. If the type is primitive, specialized buffers are used ([IntBuffer],
* [DoubleBuffer], etc.), [ListBuffer] is returned otherwise.
* Creates a [Buffer] of given [type]. If the type is primitive, specialized buffers are used ([Int32Buffer],
* [Float64Buffer], etc.), [ListBuffer] is returned otherwise.
*
* The [size] is specified, and each element is calculated by calling the specified [initializer] function.
*/
@ -110,8 +110,8 @@ public interface Buffer<out T> : WithSize {
}
/**
* Creates a [Buffer] of given type [T]. If the type is primitive, specialized buffers are used ([IntBuffer],
* [DoubleBuffer], etc.), [ListBuffer] is returned otherwise.
* Creates a [Buffer] of given type [T]. If the type is primitive, specialized buffers are used ([Int32Buffer],
* [Float64Buffer], etc.), [ListBuffer] is returned otherwise.
*
* The [size] is specified, and each element is calculated by calling the specified [initializer] function.
*/

20
kmath-core/src/commonMain/kotlin/space/kscience/kmath/structures/FloatBuffer.kt → kmath-core/src/commonMain/kotlin/space/kscience/kmath/structures/Float32Buffer.kt
View File

@ -14,7 +14,7 @@ import kotlin.jvm.JvmInline
* @author Iaroslav Postovalov
*/
@JvmInline
public value class FloatBuffer(public val array: FloatArray) : PrimitiveBuffer<Float> {
public value class Float32Buffer(public val array: FloatArray) : PrimitiveBuffer<Float> {
override val size: Int get() = array.size
override operator fun get(index: Int): Float = array[index]
@ -26,35 +26,37 @@ public value class FloatBuffer(public val array: FloatArray) : PrimitiveBuffer<F
override operator fun iterator(): FloatIterator = array.iterator()
override fun copy(): MutableBuffer<Float> =
FloatBuffer(array.copyOf())
Float32Buffer(array.copyOf())
}
public typealias FloatBuffer = Float32Buffer
/**
* Creates a new [FloatBuffer] with the specified [size], where each element is calculated by calling the specified
* Creates a new [Float32Buffer] with the specified [size], where each element is calculated by calling the specified
* [init] function.
*
* The function [init] is called for each array element sequentially starting from the first one.
* It should return the value for a buffer element given its index.
*/
public inline fun FloatBuffer(size: Int, init: (Int) -> Float): FloatBuffer = FloatBuffer(FloatArray(size) { init(it) })
public inline fun Float32Buffer(size: Int, init: (Int) -> Float): Float32Buffer = Float32Buffer(FloatArray(size) { init(it) })
/**
* Returns a new [FloatBuffer] of given elements.
* Returns a new [Float32Buffer] of given elements.
*/
public fun FloatBuffer(vararg floats: Float): FloatBuffer = FloatBuffer(floats)
public fun Float32Buffer(vararg floats: Float): Float32Buffer = Float32Buffer(floats)
/**
* Returns a new [FloatArray] containing all the elements of this [Buffer].
*/
public fun Buffer<Float>.toFloatArray(): FloatArray = when (this) {
is FloatBuffer -> array.copyOf()
is Float32Buffer -> array.copyOf()
else -> FloatArray(size, ::get)
}
/**
* Returns [FloatBuffer] over this array.
* Returns [Float32Buffer] over this array.
*
* @receiver the array.
* @return the new buffer.
*/
public fun FloatArray.asBuffer(): FloatBuffer = FloatBuffer(this)
public fun FloatArray.asBuffer(): Float32Buffer = Float32Buffer(this)

36
kmath-core/src/commonMain/kotlin/space/kscience/kmath/structures/DoubleBuffer.kt → kmath-core/src/commonMain/kotlin/space/kscience/kmath/structures/Float64Buffer.kt
View File

@ -14,7 +14,7 @@ import kotlin.jvm.JvmInline
* @property array the underlying array.
*/
@JvmInline
public value class DoubleBuffer(public val array: DoubleArray) : PrimitiveBuffer<Double> {
public value class Float64Buffer(public val array: DoubleArray) : PrimitiveBuffer<Double> {
override val size: Int get() = array.size
override operator fun get(index: Int): Double = array[index]
@ -25,57 +25,59 @@ public value class DoubleBuffer(public val array: DoubleArray) : PrimitiveBuffer
override operator fun iterator(): DoubleIterator = array.iterator()
override fun copy(): DoubleBuffer = DoubleBuffer(array.copyOf())
override fun copy(): Float64Buffer = Float64Buffer(array.copyOf())
override fun toString(): String = Buffer.toString(this)
public companion object {
public fun zero(size: Int): DoubleBuffer = DoubleArray(size).asBuffer()
public fun zero(size: Int): Float64Buffer = DoubleArray(size).asBuffer()
}
}
public typealias DoubleBuffer = Float64Buffer
/**
* Creates a new [DoubleBuffer] with the specified [size], where each element is calculated by calling the specified
* Creates a new [Float64Buffer] with the specified [size], where each element is calculated by calling the specified
* [init] function.
*
* The function [init] is called for each array element sequentially starting from the first one.
* It should return the value for a buffer element given its index.
*/
public inline fun DoubleBuffer(size: Int, init: (Int) -> Double): DoubleBuffer =
DoubleBuffer(DoubleArray(size) { init(it) })
public inline fun Float64Buffer(size: Int, init: (Int) -> Double): Float64Buffer =
Float64Buffer(DoubleArray(size) { init(it) })
/**
* Returns a new [DoubleBuffer] of given elements.
* Returns a new [Float64Buffer] of given elements.
*/
public fun DoubleBuffer(vararg doubles: Double): DoubleBuffer = DoubleBuffer(doubles)
public fun Float64Buffer(vararg doubles: Double): Float64Buffer = Float64Buffer(doubles)
/**
* Returns a new [DoubleArray] containing all the elements of this [Buffer].
*/
public fun Buffer<Double>.toDoubleArray(): DoubleArray = when (this) {
is DoubleBuffer -> array
is Float64Buffer -> array
else -> DoubleArray(size, ::get)
}
/**
* Represent this buffer as [DoubleBuffer]. Does not guarantee that changes in the original buffer are reflected on this buffer.
* Represent this buffer as [Float64Buffer]. Does not guarantee that changes in the original buffer are reflected on this buffer.
*/
public fun Buffer<Double>.toDoubleBuffer(): DoubleBuffer = when (this) {
is DoubleBuffer -> this
public fun Buffer<Double>.toFloat64Buffer(): Float64Buffer = when (this) {
is Float64Buffer -> this
else -> DoubleArray(size, ::get).asBuffer()
}
/**
* Returns [DoubleBuffer] over this array.
* Returns [Float64Buffer] over this array.
*
* @receiver the array.
* @return the new buffer.
*/
public fun DoubleArray.asBuffer(): DoubleBuffer = DoubleBuffer(this)
public fun DoubleArray.asBuffer(): Float64Buffer = Float64Buffer(this)
public fun interface DoubleBufferTransform : BufferTransform<Double, Double> {
public fun transform(arg: DoubleBuffer): DoubleBuffer
public fun interface Float64BufferTransform : BufferTransform<Double, Double> {
public fun transform(arg: Float64Buffer): Float64Buffer
override fun transform(arg: Buffer<Double>): DoubleBuffer = arg.toDoubleBuffer()
override fun transform(arg: Buffer<Double>): Float64Buffer = arg.toFloat64Buffer()
}

20
kmath-core/src/commonMain/kotlin/space/kscience/kmath/structures/ShortBuffer.kt → kmath-core/src/commonMain/kotlin/space/kscience/kmath/structures/Int16Buffer.kt
View File

@ -13,7 +13,7 @@ import kotlin.jvm.JvmInline
* @property array the underlying array.
*/
@JvmInline
public value class ShortBuffer(public val array: ShortArray) : MutableBuffer<Short> {
public value class Int16Buffer(public val array: ShortArray) : MutableBuffer<Short> {
override val size: Int get() = array.size
override operator fun get(index: Int): Short = array[index]
@ -23,35 +23,37 @@ public value class ShortBuffer(public val array: ShortArray) : MutableBuffer<Sho
}
override operator fun iterator(): ShortIterator = array.iterator()
override fun copy(): MutableBuffer<Short> = ShortBuffer(array.copyOf())
override fun copy(): MutableBuffer<Short> = Int16Buffer(array.copyOf())
}
public typealias ShortBuffer = Int16Buffer
/**
* Creates a new [ShortBuffer] with the specified [size], where each element is calculated by calling the specified
* Creates a new [Int16Buffer] with the specified [size], where each element is calculated by calling the specified
* [init] function.
*
* The function [init] is called for each array element sequentially starting from the first one.
* It should return the value for a buffer element given its index.
*/
public inline fun ShortBuffer(size: Int, init: (Int) -> Short): ShortBuffer = ShortBuffer(ShortArray(size) { init(it) })
public inline fun Int16Buffer(size: Int, init: (Int) -> Short): Int16Buffer = Int16Buffer(ShortArray(size) { init(it) })
/**
* Returns a new [ShortBuffer] of given elements.
* Returns a new [Int16Buffer] of given elements.
*/
public fun ShortBuffer(vararg shorts: Short): ShortBuffer = ShortBuffer(shorts)
public fun Int16Buffer(vararg shorts: Short): Int16Buffer = Int16Buffer(shorts)
/**
* Returns a new [ShortArray] containing all the elements of this [Buffer].
*/
public fun Buffer<Short>.toShortArray(): ShortArray = when (this) {
is ShortBuffer -> array.copyOf()
is Int16Buffer -> array.copyOf()
else -> ShortArray(size, ::get)
}
/**
* Returns [ShortBuffer] over this array.
* Returns [Int16Buffer] over this array.
*
* @receiver the array.
* @return the new buffer.
*/
public fun ShortArray.asBuffer(): ShortBuffer = ShortBuffer(this)
public fun ShortArray.asBuffer(): Int16Buffer = Int16Buffer(this)

20
kmath-core/src/commonMain/kotlin/space/kscience/kmath/structures/IntBuffer.kt → kmath-core/src/commonMain/kotlin/space/kscience/kmath/structures/Int32Buffer.kt
View File

@ -13,7 +13,7 @@ import kotlin.jvm.JvmInline
* @property array the underlying array.
*/
@JvmInline
public value class IntBuffer(public val array: IntArray) : PrimitiveBuffer<Int> {
public value class Int32Buffer(public val array: IntArray) : PrimitiveBuffer<Int> {
override val size: Int get() = array.size
override operator fun get(index: Int): Int = array[index]
@ -24,35 +24,37 @@ public value class IntBuffer(public val array: IntArray) : PrimitiveBuffer<Int>
override operator fun iterator(): IntIterator = array.iterator()
override fun copy(): IntBuffer = IntBuffer(array.copyOf())
override fun copy(): Int32Buffer = Int32Buffer(array.copyOf())
}
public typealias IntBuffer = Int32Buffer
/**
* Creates a new [IntBuffer] with the specified [size], where each element is calculated by calling the specified
* Creates a new [Int32Buffer] with the specified [size], where each element is calculated by calling the specified
* [init] function.
*
* The function [init] is called for each array element sequentially starting from the first one.
* It should return the value for a buffer element given its index.
*/
public inline fun IntBuffer(size: Int, init: (Int) -> Int): IntBuffer = IntBuffer(IntArray(size) { init(it) })
public inline fun Int32Buffer(size: Int, init: (Int) -> Int): Int32Buffer = Int32Buffer(IntArray(size) { init(it) })
/**
* Returns a new [IntBuffer] of given elements.
* Returns a new [Int32Buffer] of given elements.
*/
public fun IntBuffer(vararg ints: Int): IntBuffer = IntBuffer(ints)
public fun Int32Buffer(vararg ints: Int): Int32Buffer = Int32Buffer(ints)
/**
* Returns a new [IntArray] containing all the elements of this [Buffer].
*/
public fun Buffer<Int>.toIntArray(): IntArray = when (this) {
is IntBuffer -> array.copyOf()
is Int32Buffer -> array.copyOf()
else -> IntArray(size, ::get)
}
/**
* Returns [IntBuffer] over this array.
* Returns [Int32Buffer] over this array.
*
* @receiver the array.
* @return the new buffer.
*/
public fun IntArray.asBuffer(): IntBuffer = IntBuffer(this)
public fun IntArray.asBuffer(): Int32Buffer = Int32Buffer(this)

20
kmath-core/src/commonMain/kotlin/space/kscience/kmath/structures/LongBuffer.kt → kmath-core/src/commonMain/kotlin/space/kscience/kmath/structures/Int64Buffer.kt
View File

@ -13,7 +13,7 @@ import kotlin.jvm.JvmInline
* @property array the underlying array.
*/
@JvmInline
public value class LongBuffer(public val array: LongArray) : PrimitiveBuffer<Long> {
public value class Int64Buffer(public val array: LongArray) : PrimitiveBuffer<Long> {
override val size: Int get() = array.size
override operator fun get(index: Int): Long = array[index]
@ -25,35 +25,37 @@ public value class LongBuffer(public val array: LongArray) : PrimitiveBuffer<Lon
override operator fun iterator(): LongIterator = array.iterator()
override fun copy(): MutableBuffer<Long> =
LongBuffer(array.copyOf())
Int64Buffer(array.copyOf())
}
public typealias LongBuffer = Int64Buffer
/**
* Creates a new [LongBuffer] with the specified [size], where each element is calculated by calling the specified
* Creates a new [Int64Buffer] with the specified [size], where each element is calculated by calling the specified
* [init] function.
*
* The function [init] is called for each array element sequentially starting from the first one.
* It should return the value for a buffer element given its index.
*/
public inline fun LongBuffer(size: Int, init: (Int) -> Long): LongBuffer = LongBuffer(LongArray(size) { init(it) })
public inline fun Int64Buffer(size: Int, init: (Int) -> Long): Int64Buffer = Int64Buffer(LongArray(size) { init(it) })
/**
* Returns a new [LongBuffer] of given elements.
* Returns a new [Int64Buffer] of given elements.
*/
public fun LongBuffer(vararg longs: Long): LongBuffer = LongBuffer(longs)
public fun Int64Buffer(vararg longs: Long): Int64Buffer = Int64Buffer(longs)
/**
* Returns a new [LongArray] containing all the elements of this [Buffer].
*/
public fun Buffer<Long>.toLongArray(): LongArray = when (this) {
is LongBuffer -> array.copyOf()
is Int64Buffer -> array.copyOf()
else -> LongArray(size, ::get)
}
/**
* Returns [LongBuffer] over this array.
* Returns [Int64Buffer] over this array.
*
* @receiver the array.
* @return the new buffer.
*/
public fun LongArray.asBuffer(): LongBuffer = LongBuffer(this)
public fun LongArray.asBuffer(): Int64Buffer = Int64Buffer(this)

18
kmath-core/src/commonMain/kotlin/space/kscience/kmath/structures/ByteBuffer.kt → kmath-core/src/commonMain/kotlin/space/kscience/kmath/structures/Int8Buffer.kt
View File

@ -13,7 +13,7 @@ import kotlin.jvm.JvmInline
* @property array the underlying array.
*/
@JvmInline
public value class ByteBuffer(public val array: ByteArray) : MutableBuffer<Byte> {
public value class Int8Buffer(public val array: ByteArray) : MutableBuffer<Byte> {
override val size: Int get() = array.size
override operator fun get(index: Int): Byte = array[index]
@ -23,35 +23,35 @@ public value class ByteBuffer(public val array: ByteArray) : MutableBuffer<Byte>
}
override operator fun iterator(): ByteIterator = array.iterator()
override fun copy(): MutableBuffer<Byte> = ByteBuffer(array.copyOf())
override fun copy(): MutableBuffer<Byte> = Int8Buffer(array.copyOf())
}
/**
* Creates a new [ByteBuffer] with the specified [size], where each element is calculated by calling the specified
* Creates a new [Int8Buffer] with the specified [size], where each element is calculated by calling the specified
* [init] function.
*
* The function [init] is called for each array element sequentially starting from the first one.
* It should return the value for a buffer element given its index.
*/
public inline fun ByteBuffer(size: Int, init: (Int) -> Byte): ByteBuffer = ByteBuffer(ByteArray(size) { init(it) })
public inline fun Int8Buffer(size: Int, init: (Int) -> Byte): Int8Buffer = Int8Buffer(ByteArray(size) { init(it) })
/**
* Returns a new [ByteBuffer] of given elements.
* Returns a new [Int8Buffer] of given elements.
*/
public fun ByteBuffer(vararg bytes: Byte): ByteBuffer = ByteBuffer(bytes)
public fun Int8Buffer(vararg bytes: Byte): Int8Buffer = Int8Buffer(bytes)
/**
* Returns a new [ByteArray] containing all the elements of this [Buffer].
*/
public fun Buffer<Byte>.toByteArray(): ByteArray = when (this) {
is ByteBuffer -> array.copyOf()
is Int8Buffer -> array.copyOf()
else -> ByteArray(size, ::get)
}
/**
* Returns [ByteBuffer] over this array.
* Returns [Int8Buffer] over this array.
*
* @receiver the array.
* @return the new buffer.
*/
public fun ByteArray.asBuffer(): ByteBuffer = ByteBuffer(this)
public fun ByteArray.asBuffer(): Int8Buffer = Int8Buffer(this)

34
kmath-core/src/commonMain/kotlin/space/kscience/kmath/structures/MutableBuffer.kt
View File

@ -25,40 +25,40 @@ public interface MutableBuffer<T> : Buffer<T> {
public companion object {
/**
* Creates a [DoubleBuffer] with the specified [size], where each element is calculated by calling the specified
* Creates a [Float64Buffer] with the specified [size], where each element is calculated by calling the specified
* [initializer] function.
*/
public inline fun double(size: Int, initializer: (Int) -> Double): DoubleBuffer =
DoubleBuffer(size, initializer)
public inline fun double(size: Int, initializer: (Int) -> Double): Float64Buffer =
Float64Buffer(size, initializer)
/**
* Creates a [ShortBuffer] with the specified [size], where each element is calculated by calling the specified
* Creates a [Int16Buffer] with the specified [size], where each element is calculated by calling the specified
* [initializer] function.
*/
public inline fun short(size: Int, initializer: (Int) -> Short): ShortBuffer =
ShortBuffer(size, initializer)
public inline fun short(size: Int, initializer: (Int) -> Short): Int16Buffer =
Int16Buffer(size, initializer)
/**
* Creates a [IntBuffer] with the specified [size], where each element is calculated by calling the specified
* Creates a [Int32Buffer] with the specified [size], where each element is calculated by calling the specified
* [initializer] function.
*/
public inline fun int(size: Int, initializer: (Int) -> Int): IntBuffer =
IntBuffer(size, initializer)
public inline fun int(size: Int, initializer: (Int) -> Int): Int32Buffer =
Int32Buffer(size, initializer)
/**
* Creates a [LongBuffer] with the specified [size], where each element is calculated by calling the specified
* Creates a [Int64Buffer] with the specified [size], where each element is calculated by calling the specified
* [initializer] function.
*/
public inline fun long(size: Int, initializer: (Int) -> Long): LongBuffer =
LongBuffer(size, initializer)
public inline fun long(size: Int, initializer: (Int) -> Long): Int64Buffer =
Int64Buffer(size, initializer)
/**
* Creates a [FloatBuffer] with the specified [size], where each element is calculated by calling the specified
* Creates a [Float32Buffer] with the specified [size], where each element is calculated by calling the specified
* [initializer] function.
*/
public inline fun float(size: Int, initializer: (Int) -> Float): FloatBuffer =
FloatBuffer(size, initializer)
public inline fun float(size: Int, initializer: (Int) -> Float): Float32Buffer =
Float32Buffer(size, initializer)
/**
@ -69,7 +69,7 @@ public interface MutableBuffer<T> : Buffer<T> {
/**
* Creates a [MutableBuffer] of given [type]. If the type is primitive, specialized buffers are used
* ([IntBuffer], [DoubleBuffer], etc.), [ListBuffer] is returned otherwise.
* ([Int32Buffer], [Float64Buffer], etc.), [ListBuffer] is returned otherwise.
*
* The [size] is specified, and each element is calculated by calling the specified [initializer] function.
*/
@ -86,7 +86,7 @@ public interface MutableBuffer<T> : Buffer<T> {
/**
* Creates a [MutableBuffer] of given type [T]. If the type is primitive, specialized buffers are used
* ([IntBuffer], [DoubleBuffer], etc.), [ListBuffer] is returned otherwise.
* ([Int32Buffer], [Float64Buffer], etc.), [ListBuffer] is returned otherwise.
*
* The [size] is specified, and each element is calculated by calling the specified [initializer] function.
*/

4
kmath-core/src/commonMain/kotlin/space/kscience/kmath/structures/bufferPrimitiveAccess.kt
View File

@ -13,7 +13,7 @@ public fun Buffer<Double>.getDouble(index: Int): Double = if (this is BufferView
} else {
get(index)
}
} else if (this is DoubleBuffer) {
} else if (this is Float64Buffer) {
array[index]
} else {
get(index)
@ -30,7 +30,7 @@ public fun Buffer<Int>.getInt(index: Int): Int = if (this is BufferView) {
} else {
get(index)
}
} else if (this is IntBuffer) {
} else if (this is Int32Buffer) {
array[index]
} else {
get(index)

6
kmath-core/src/commonTest/kotlin/space/kscience/kmath/misc/PermSortTest.kt
View File

@ -7,7 +7,7 @@ package space.kscience.kmath.misc
import space.kscience.kmath.UnstableKMathAPI
import space.kscience.kmath.misc.PermSortTest.Platform.*
import space.kscience.kmath.structures.IntBuffer
import space.kscience.kmath.structures.Int32Buffer
import space.kscience.kmath.structures.asBuffer
import kotlin.random.Random
import kotlin.test.Test
@ -29,7 +29,7 @@ class PermSortTest {
*/
@Test
fun testOnEmptyBuffer() {
val emptyBuffer = IntBuffer(0) {it}
val emptyBuffer = Int32Buffer(0) {it}
var permutations = emptyBuffer.indicesSorted()
assertTrue(permutations.isEmpty(), "permutation on an empty buffer should return an empty result")
permutations = emptyBuffer.indicesSortedDescending()
@ -100,5 +100,5 @@ class PermSortTest {
}
}
private fun Random.buffer(size : Int) = IntBuffer(size) { nextInt() }
private fun Random.buffer(size : Int) = Int32Buffer(size) { nextInt() }
}

8
kmath-coroutines/src/commonMain/kotlin/space/kscience/kmath/chains/BlockingDoubleChain.kt
View File

@ -5,7 +5,7 @@
package space.kscience.kmath.chains
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
/**
* Chunked, specialized chain for double values, which supports blocking [nextBlocking] operation
@ -15,7 +15,7 @@ public interface BlockingDoubleChain : BlockingBufferChain<Double> {
/**
* Returns an [DoubleArray] chunk of [size] values of [next].
*/
override fun nextBufferBlocking(size: Int): DoubleBuffer
override fun nextBufferBlocking(size: Int): Float64Buffer
override suspend fun fork(): BlockingDoubleChain
@ -23,9 +23,9 @@ public interface BlockingDoubleChain : BlockingBufferChain<Double> {
}
public fun BlockingDoubleChain.map(transform: (Double) -> Double): BlockingDoubleChain = object : BlockingDoubleChain {
override fun nextBufferBlocking(size: Int): DoubleBuffer {
override fun nextBufferBlocking(size: Int): Float64Buffer {
val block = this@map.nextBufferBlocking(size)
return DoubleBuffer(size) { transform(block[it]) }
return Float64Buffer(size) { transform(block[it]) }
}
override suspend fun fork(): BlockingDoubleChain = this@map.fork().map(transform)

4
kmath-coroutines/src/commonMain/kotlin/space/kscience/kmath/chains/BlockingIntChain.kt
View File

@ -5,13 +5,13 @@
package space.kscience.kmath.chains
import space.kscience.kmath.structures.IntBuffer
import space.kscience.kmath.structures.Int32Buffer
/**
* Performance optimized chain for integer values
*/
public interface BlockingIntChain : BlockingBufferChain<Int> {
override fun nextBufferBlocking(size: Int): IntBuffer
override fun nextBufferBlocking(size: Int): Int32Buffer
override suspend fun fork(): BlockingIntChain
}

8
kmath-coroutines/src/commonMain/kotlin/space/kscience/kmath/streaming/BufferFlow.kt
View File

@ -16,7 +16,7 @@ import kotlinx.coroutines.flow.flow
import space.kscience.kmath.chains.BlockingDoubleChain
import space.kscience.kmath.structures.Buffer
import space.kscience.kmath.structures.BufferFactory
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
/**
* Create a [Flow] from buffer
@ -55,7 +55,7 @@ public fun <T> Flow<T>.chunked(bufferSize: Int, bufferFactory: BufferFactory<T>)
/**
* Specialized flow chunker for real buffer
*/
public fun Flow<Double>.chunked(bufferSize: Int): Flow<DoubleBuffer> = flow {
public fun Flow<Double>.chunked(bufferSize: Int): Flow<Float64Buffer> = flow {
require(bufferSize > 0) { "Resulting chunk size must be more than zero" }
if (this@chunked is BlockingDoubleChain) {
@ -70,13 +70,13 @@ public fun Flow<Double>.chunked(bufferSize: Int): Flow<DoubleBuffer> = flow {
counter++
if (counter == bufferSize) {
val buffer = DoubleBuffer(array)
val buffer = Float64Buffer(array)
emit(buffer)
counter = 0
}
}
if (counter > 0) emit(DoubleBuffer(counter) { array[it] })
if (counter > 0) emit(Float64Buffer(counter) { array[it] })
}
}

4
kmath-for-real/src/commonMain/kotlin/space/kscience/kmath/real/DoubleVector.kt
View File

@ -7,7 +7,7 @@ package space.kscience.kmath.real
import space.kscience.kmath.UnstableKMathAPI
import space.kscience.kmath.linear.Point
import space.kscience.kmath.operations.DoubleL2Norm
import space.kscience.kmath.operations.Float64L2Norm
import space.kscience.kmath.structures.Buffer
import space.kscience.kmath.structures.MutableBuffer.Companion.double
import space.kscience.kmath.structures.asBuffer
@ -103,4 +103,4 @@ public fun DoubleVector.sum(): Double {
return res
}
public val DoubleVector.norm: Double get() = DoubleL2Norm.norm(this)
public val DoubleVector.norm: Double get() = Float64L2Norm.norm(this)

10
kmath-for-real/src/commonMain/kotlin/space/kscience/kmath/real/RealMatrix.kt
View File

@ -15,7 +15,7 @@ import space.kscience.kmath.operations.Float64Field
import space.kscience.kmath.operations.algebra
import space.kscience.kmath.operations.asIterable
import space.kscience.kmath.structures.Buffer
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import kotlin.math.pow
/*
@ -130,19 +130,19 @@ public fun RealMatrix.extractColumns(columnRange: IntRange): RealMatrix =
public fun RealMatrix.extractColumn(columnIndex: Int): RealMatrix =
extractColumns(columnIndex..columnIndex)
public fun RealMatrix.sumByColumn(): DoubleBuffer = DoubleBuffer(colNum) { j ->
public fun RealMatrix.sumByColumn(): Float64Buffer = Float64Buffer(colNum) { j ->
columns[j].sum()
}
public fun RealMatrix.minByColumn(): DoubleBuffer = DoubleBuffer(colNum) { j ->
public fun RealMatrix.minByColumn(): Float64Buffer = Float64Buffer(colNum) { j ->
columns[j].asIterable().minOrNull() ?: error("Cannot produce min on empty column")
}
public fun RealMatrix.maxByColumn(): DoubleBuffer = DoubleBuffer(colNum) { j ->
public fun RealMatrix.maxByColumn(): Float64Buffer = Float64Buffer(colNum) { j ->
columns[j].asIterable().maxOrNull() ?: error("Cannot produce min on empty column")
}
public fun RealMatrix.averageByColumn(): DoubleBuffer = DoubleBuffer(colNum) { j ->
public fun RealMatrix.averageByColumn(): Float64Buffer = Float64Buffer(colNum) { j ->
columns[j].asIterable().average()
}

16
kmath-for-real/src/commonMain/kotlin/space/kscience/kmath/real/grids.kt
View File

@ -7,7 +7,7 @@ package space.kscience.kmath.real
import space.kscience.kmath.UnstableKMathAPI
import space.kscience.kmath.structures.Buffer
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import kotlin.math.floor
public val ClosedFloatingPointRange<Double>.length: Double get() = endInclusive - start
@ -16,30 +16,30 @@ public val ClosedFloatingPointRange<Double>.length: Double get() = endInclusive
* Create a Buffer-based grid with equally distributed [numberOfPoints] points. The range could be increasing or decreasing.
* If range has a zero size, then the buffer consisting of [numberOfPoints] equal values is returned.
*/
public fun Buffer.Companion.fromRange(range: ClosedFloatingPointRange<Double>, numberOfPoints: Int): DoubleBuffer {
public fun Buffer.Companion.fromRange(range: ClosedFloatingPointRange<Double>, numberOfPoints: Int): Float64Buffer {
require(numberOfPoints >= 2) { "Number of points in grid must be more than 1" }
val normalizedRange = when {
range.endInclusive > range.start -> range
range.endInclusive < range.start -> range.endInclusive..range.start
else -> return DoubleBuffer(numberOfPoints) { range.start }
else -> return Float64Buffer(numberOfPoints) { range.start }
}
val step = normalizedRange.length / (numberOfPoints - 1)
return DoubleBuffer(numberOfPoints) { normalizedRange.start + step * it }
return Float64Buffer(numberOfPoints) { normalizedRange.start + step * it }
}
/**
* Create a Buffer-based grid with equally distributed points with a fixed [step]. The range could be increasing or decreasing.
* If the step is larger than the range size, single point is returned.
*/
public fun Buffer.Companion.withFixedStep(range: ClosedFloatingPointRange<Double>, step: Double): DoubleBuffer {
public fun Buffer.Companion.withFixedStep(range: ClosedFloatingPointRange<Double>, step: Double): Float64Buffer {
require(step > 0) { "The grid step must be positive" }
val normalizedRange = when {
range.endInclusive > range.start -> range
range.endInclusive < range.start -> range.endInclusive..range.start
else -> return DoubleBuffer(range.start)
else -> return Float64Buffer(range.start)
}
val numberOfPoints = floor(normalizedRange.length / step).toInt() + 1
return DoubleBuffer(numberOfPoints) { normalizedRange.start + step * it }
return Float64Buffer(numberOfPoints) { normalizedRange.start + step * it }
}
/**
@ -51,4 +51,4 @@ public fun Buffer.Companion.withFixedStep(range: ClosedFloatingPointRange<Double
* If step is negative, the same goes from upper boundary downwards
*/
@UnstableKMathAPI
public infix fun ClosedFloatingPointRange<Double>.step(step: Double): DoubleBuffer = Buffer.withFixedStep(this, step)
public infix fun ClosedFloatingPointRange<Double>.step(step: Double): Float64Buffer = Buffer.withFixedStep(this, step)

4
kmath-for-real/src/commonMain/kotlin/space/kscience/kmath/real/realND.kt
View File

@ -7,14 +7,14 @@ package space.kscience.kmath.real
import space.kscience.kmath.nd.BufferND
import space.kscience.kmath.operations.Float64Field
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
/**
* Map one [BufferND] using function without indices.
*/
public inline fun BufferND<Double>.mapInline(crossinline transform: Float64Field.(Double) -> Double): BufferND<Double> {
val array = DoubleArray(indices.linearSize) { offset -> Float64Field.transform(buffer[offset]) }
return BufferND(indices, DoubleBuffer(array))
return BufferND(indices, Float64Buffer(array))
}
/**

12
kmath-for-real/src/commonTest/kotlin/space/kscience/kmath/real/DoubleVectorTest.kt
View File

@ -9,30 +9,30 @@ import space.kscience.kmath.linear.asMatrix
import space.kscience.kmath.linear.linearSpace
import space.kscience.kmath.linear.transpose
import space.kscience.kmath.operations.algebra
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import kotlin.test.Test
import kotlin.test.assertEquals
internal class DoubleVectorTest {
@Test
fun testSum() {
val vector1 = DoubleBuffer(5) { it.toDouble() }
val vector2 = DoubleBuffer(5) { 5 - it.toDouble() }
val vector1 = Float64Buffer(5) { it.toDouble() }
val vector2 = Float64Buffer(5) { 5 - it.toDouble() }
val sum = vector1 + vector2
assertEquals(5.0, sum[2])
}
@Test
fun testVectorToMatrix() {
val vector = DoubleBuffer(5) { it.toDouble() }
val vector = Float64Buffer(5) { it.toDouble() }
val matrix = vector.asMatrix()
assertEquals(4.0, matrix[4, 0])
}
@Test
fun testDot() = Double.algebra.linearSpace.run {
val vector1 = DoubleBuffer(5) { it.toDouble() }
val vector2 = DoubleBuffer(5) { 5 - it.toDouble() }
val vector1 = Float64Buffer(5) { it.toDouble() }
val vector2 = Float64Buffer(5) { 5 - it.toDouble() }
val matrix1 = vector1.asMatrix()
val matrix2 = vector2.asMatrix().transpose()
val product = matrix1 dot matrix2

10
kmath-functions/src/commonMain/kotlin/space/kscience/kmath/integration/GaussIntegratorRuleFactory.kt
View File

@ -7,7 +7,7 @@ package space.kscience.kmath.integration
import space.kscience.kmath.operations.mapToBuffer
import space.kscience.kmath.structures.Buffer
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import space.kscience.kmath.structures.asBuffer
import kotlin.math.ulp
import kotlin.native.concurrent.ThreadLocal
@ -32,11 +32,11 @@ public fun GaussIntegratorRuleFactory.build(
val normalized: Pair<Buffer<Double>, Buffer<Double>> = build(numPoints)
val length = range.endInclusive - range.start
val points = normalized.first.mapToBuffer(::DoubleBuffer) {
val points = normalized.first.mapToBuffer(::Float64Buffer) {
range.start + length / 2 + length / 2 * it
}
val weights = normalized.second.mapToBuffer(::DoubleBuffer) {
val weights = normalized.second.mapToBuffer(::Float64Buffer) {
it * length / 2
}
@ -64,8 +64,8 @@ public object GaussLegendreRuleFactory : GaussIntegratorRuleFactory {
if (numPoints == 1) {
// Break recursion.
return Pair(
DoubleBuffer(0.0),
DoubleBuffer(0.0)
Float64Buffer(0.0),
Float64Buffer(0.0)
)
}

10
kmath-functions/src/commonMain/kotlin/space/kscience/kmath/integration/SplineIntegrator.kt
View File

@ -14,7 +14,7 @@ import space.kscience.kmath.interpolation.SplineInterpolator
import space.kscience.kmath.interpolation.interpolatePolynomials
import space.kscience.kmath.operations.*
import space.kscience.kmath.structures.Buffer
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import space.kscience.kmath.structures.MutableBufferFactory
/**
@ -62,7 +62,7 @@ public class SplineIntegrator<T : Comparable<T>>(
val nodes: Buffer<Double> = integrand.getFeature<UnivariateIntegrationNodes>()?.nodes ?: run {
val numPoints = integrand.getFeature<IntegrandMaxCalls>()?.maxCalls ?: 100
val step = (range.endInclusive - range.start) / (numPoints - 1)
DoubleBuffer(numPoints) { i -> range.start + i * step }
Float64Buffer(numPoints) { i -> range.start + i * step }
}
val values = nodes.mapToBuffer(bufferFactory) { integrand.function(it) }
@ -85,15 +85,15 @@ public class SplineIntegrator<T : Comparable<T>>(
public object DoubleSplineIntegrator : UnivariateIntegrator<Double> {
override fun process(integrand: UnivariateIntegrand<Double>): UnivariateIntegrand<Double> {
val range = integrand.getFeature<IntegrationRange>()?.range ?: 0.0..1.0
val interpolator: PolynomialInterpolator<Double> = SplineInterpolator(Float64Field, ::DoubleBuffer)
val interpolator: PolynomialInterpolator<Double> = SplineInterpolator(Float64Field, ::Float64Buffer)
val nodes: Buffer<Double> = integrand.getFeature<UnivariateIntegrationNodes>()?.nodes ?: run {
val numPoints = integrand.getFeature<IntegrandMaxCalls>()?.maxCalls ?: 100
val step = (range.endInclusive - range.start) / (numPoints - 1)
DoubleBuffer(numPoints) { i -> range.start + i * step }
Float64Buffer(numPoints) { i -> range.start + i * step }
}
val values = nodes.mapToBuffer(::DoubleBuffer) { integrand.function(it) }
val values = nodes.mapToBuffer(::Float64Buffer) { integrand.function(it) }
val polynomials = interpolator.interpolatePolynomials(nodes, values)
val res = polynomials.integrate(Float64Field, range)
return integrand + IntegrandValue(res) + IntegrandCallsPerformed(integrand.calls + nodes.size)

4
kmath-functions/src/commonMain/kotlin/space/kscience/kmath/integration/UnivariateIntegrand.kt
View File

@ -8,7 +8,7 @@ package space.kscience.kmath.integration
import space.kscience.kmath.UnstableKMathAPI
import space.kscience.kmath.misc.FeatureSet
import space.kscience.kmath.structures.Buffer
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
public class UnivariateIntegrand<T> internal constructor(
override val features: FeatureSet<IntegrandFeature>,
@ -46,7 +46,7 @@ public class UnivariateIntegrandRanges(public val ranges: List<Pair<ClosedRange<
}
public class UnivariateIntegrationNodes(public val nodes: Buffer<Double>) : IntegrandFeature {
public constructor(vararg nodes: Double) : this(DoubleBuffer(nodes))
public constructor(vararg nodes: Double) : this(Float64Buffer(nodes))
override fun toString(): String = "UnivariateNodes($nodes)"
}

4
kmath-functions/src/commonMain/kotlin/space/kscience/kmath/interpolation/SplineInterpolator.kt
View File

@ -12,7 +12,7 @@ import space.kscience.kmath.functions.Polynomial
import space.kscience.kmath.operations.Field
import space.kscience.kmath.operations.Float64Field
import space.kscience.kmath.operations.invoke
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import space.kscience.kmath.structures.MutableBufferFactory
/**
@ -80,4 +80,4 @@ public fun <T : Comparable<T>> Field<T>.splineInterpolator(
): SplineInterpolator<T> = SplineInterpolator(this, bufferFactory)
public val Float64Field.splineInterpolator: SplineInterpolator<Double>
get() = SplineInterpolator(this, ::DoubleBuffer)
get() = SplineInterpolator(this, ::Float64Buffer)

8
kmath-geometry/src/commonTest/kotlin/space/kscience/kmath/geometry/RotationTest.kt
View File

@ -7,7 +7,7 @@ package space.kscience.kmath.geometry
import space.kscience.kmath.complex.Quaternion
import space.kscience.kmath.complex.normalized
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import space.kscience.kmath.testutils.assertBufferEquals
import kotlin.test.Test
@ -38,15 +38,15 @@ class RotationTest {
fun fromRotation() {
val q = Quaternion.fromRotation(0.3.radians, Euclidean3DSpace.vector(1.0, 1.0, 1.0))
assertBufferEquals(DoubleBuffer(0.9887711, 0.0862781, 0.0862781, 0.0862781), q)
assertBufferEquals(Float64Buffer(0.9887711, 0.0862781, 0.0862781, 0.0862781), q)
}
@Test
fun fromEuler() {
val q = Quaternion.fromEuler(0.1.radians, 0.2.radians, 0.3.radians, RotationOrder.ZXY)
assertBufferEquals(DoubleBuffer(0.9818562, 0.0342708, 0.1060205, 0.1534393), q)
assertBufferEquals(Float64Buffer(0.9818562, 0.0342708, 0.1060205, 0.1534393), q)
val q1 = Quaternion.fromEuler(0.1.radians, 0.2.radians, 0.3.radians, RotationOrder.XYZ)
assertBufferEquals(DoubleBuffer(0.9818562, 0.0640713, 0.0911575, 0.1534393), q1)
assertBufferEquals(Float64Buffer(0.9818562, 0.0640713, 0.0911575, 0.1534393), q1)
}
}

6
kmath-histograms/src/commonMain/kotlin/space/kscience/kmath/histogram/Histogram.kt
View File

@ -7,7 +7,7 @@ package space.kscience.kmath.histogram
import space.kscience.kmath.domains.Domain
import space.kscience.kmath.linear.Point
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import space.kscience.kmath.structures.asBuffer
/**
@ -66,9 +66,9 @@ public fun <T : Any> HistogramBuilder<T, *>.put(point: Point<out T>): Unit = put
public fun <T : Any> HistogramBuilder<T, *>.put(vararg point: T): Unit = put(point.asBuffer())
public fun HistogramBuilder<Double, *>.put(vararg point: Number): Unit =
put(DoubleBuffer(point.map { it.toDouble() }.toDoubleArray()))
put(Float64Buffer(point.map { it.toDouble() }.toDoubleArray()))
public fun HistogramBuilder<Double, *>.put(vararg point: Double): Unit = put(DoubleBuffer(point))
public fun HistogramBuilder<Double, *>.put(vararg point: Double): Unit = put(Float64Buffer(point))
public fun <T : Any> HistogramBuilder<T, *>.fill(sequence: Iterable<Point<T>>): Unit = sequence.forEach { put(it) }
/**

6
kmath-histograms/src/commonMain/kotlin/space/kscience/kmath/histogram/UniformHistogramGroupND.kt
View File

@ -41,7 +41,7 @@ public class UniformHistogramGroupND<V : Any, A : Field<V>>(
override val shape: ShapeND = ShapeND(IntArray(binNums.size) { binNums[it] + 2 })
private val binSize = DoubleBuffer(dimension) { (upper[it] - lower[it]) / binNums[it] }
private val binSize = Float64Buffer(dimension) { (upper[it] - lower[it]) / binNums[it] }
/**
* Get internal [StructureND] bin index for given axis
@ -129,7 +129,7 @@ public fun <V : Any, A : Field<V>> Histogram.Companion.uniformNDFromRanges(
public fun Histogram.Companion.uniformDoubleNDFromRanges(
vararg ranges: ClosedFloatingPointRange<Double>,
): UniformHistogramGroupND<Double, Float64Field> =
uniformNDFromRanges(DoubleFieldOpsND, *ranges, bufferFactory = ::DoubleBuffer)
uniformNDFromRanges(Floa64FieldOpsND, *ranges, bufferFactory = ::Float64Buffer)
/**
@ -164,4 +164,4 @@ public fun <V : Any, A : Field<V>> Histogram.Companion.uniformNDFromRanges(
public fun Histogram.Companion.uniformDoubleNDFromRanges(
vararg ranges: Pair<ClosedFloatingPointRange<Double>, Int>,
): UniformHistogramGroupND<Double, Float64Field> =
uniformNDFromRanges(DoubleFieldOpsND, *ranges, bufferFactory = ::DoubleBuffer)
uniformNDFromRanges(Floa64FieldOpsND, *ranges, bufferFactory = ::Float64Buffer)

14
kmath-optimization/src/commonMain/kotlin/space/kscience/kmath/optimization/QowOptimizer.kt
View File

@ -9,10 +9,10 @@ import space.kscience.kmath.UnstableKMathAPI
import space.kscience.kmath.expressions.*
import space.kscience.kmath.linear.*
import space.kscience.kmath.misc.log
import space.kscience.kmath.operations.DoubleL2Norm
import space.kscience.kmath.operations.Float64Field
import space.kscience.kmath.operations.Float64L2Norm
import space.kscience.kmath.operations.algebra
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import kotlin.math.abs
@ -63,7 +63,7 @@ public object QowOptimizer : Optimizer<Double, XYFit> {
* Array of dispersions in each point
*/
val dispersion: Point<Double> by lazy {
DoubleBuffer(problem.data.size) { d ->
Float64Buffer(problem.data.size) { d ->
1.0 / problem.weight(d).invoke(allParameters)
}
}
@ -148,8 +148,8 @@ public object QowOptimizer : Optimizer<Double, XYFit> {
* Quasi optimal weights equations values
*/
private fun QoWeight.getEqValues(theta: Map<Symbol, Double>): Point<Double> {
val distances = DoubleBuffer(data.size) { d -> distance(d, theta) }
return DoubleBuffer(size) { s ->
val distances = Float64Buffer(data.size) { d -> distance(d, theta) }
return Float64Buffer(size) { s ->
val base = (0 until data.size).sumOf { d -> distances[d] * derivs[d, s] / dispersion[d] }
//Prior probability correction
prior?.let { prior ->
@ -186,7 +186,7 @@ public object QowOptimizer : Optimizer<Double, XYFit> {
var eqvalues = getEqValues(par) //Values of the weight functions
dis = DoubleL2Norm.norm(eqvalues) // discrepancy
dis = Float64L2Norm.norm(eqvalues) // discrepancy
logger?.log { "Starting discrepancy is $dis" }
var i = 0
var flag = false
@ -205,7 +205,7 @@ public object QowOptimizer : Optimizer<Double, XYFit> {
logger?.log { "Parameter values after step are: \n\t$currentSolution" }
eqvalues = getEqValues(currentSolution.freeParameters)
val currentDis = DoubleL2Norm.norm(eqvalues)// discrepancy after the step
val currentDis = Float64L2Norm.norm(eqvalues)// discrepancy after the step
logger?.log { "The discrepancy after step is: $currentDis." }

6
kmath-stat/src/commonMain/kotlin/space/kscience/kmath/random/RandomChain.kt
View File

@ -7,7 +7,7 @@ package space.kscience.kmath.random
import space.kscience.kmath.chains.BlockingDoubleChain
import space.kscience.kmath.chains.Chain
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
/**
* A possibly stateful chain producing random values.
@ -31,8 +31,8 @@ public fun <R> RandomGenerator.chain(generator: suspend RandomGenerator.() -> R)
* A type-specific double chunk random chain
*/
public class UniformDoubleChain(public val generator: RandomGenerator) : BlockingDoubleChain {
override fun nextBufferBlocking(size: Int): DoubleBuffer = generator.nextDoubleBuffer(size)
override suspend fun nextBuffer(size: Int): DoubleBuffer = nextBufferBlocking(size)
override fun nextBufferBlocking(size: Int): Float64Buffer = generator.nextDoubleBuffer(size)
override suspend fun nextBuffer(size: Int): Float64Buffer = nextBufferBlocking(size)
override suspend fun fork(): UniformDoubleChain = UniformDoubleChain(generator.fork())
}

4
kmath-stat/src/commonMain/kotlin/space/kscience/kmath/random/RandomGenerator.kt
View File

@ -5,7 +5,7 @@
package space.kscience.kmath.random
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import kotlin.random.Random
/**
@ -25,7 +25,7 @@ public interface RandomGenerator {
/**
* A chunk of doubles of given [size].
*/
public fun nextDoubleBuffer(size: Int): DoubleBuffer = DoubleBuffer(size) { nextDouble() }
public fun nextDoubleBuffer(size: Int): Float64Buffer = Float64Buffer(size) { nextDouble() }
/**
* Gets the next random `Int` from the random number generator.

4
kmath-stat/src/commonMain/kotlin/space/kscience/kmath/samplers/AhrensDieterExponentialSampler.kt
View File

@ -8,7 +8,7 @@ package space.kscience.kmath.samplers
import space.kscience.kmath.chains.BlockingDoubleChain
import space.kscience.kmath.random.RandomGenerator
import space.kscience.kmath.stat.Sampler
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import kotlin.math.ln
import kotlin.math.pow
@ -56,7 +56,7 @@ public class AhrensDieterExponentialSampler(public val mean: Double) : Sampler<D
return mean * (a + umin * EXPONENTIAL_SA_QI[0])
}
override fun nextBufferBlocking(size: Int): DoubleBuffer = DoubleBuffer(size) { nextBlocking() }
override fun nextBufferBlocking(size: Int): Float64Buffer = Float64Buffer(size) { nextBlocking() }
override suspend fun fork(): BlockingDoubleChain = sample(generator.fork())
}

6
kmath-stat/src/commonMain/kotlin/space/kscience/kmath/samplers/BoxMullerSampler.kt
View File

@ -7,7 +7,7 @@ package space.kscience.kmath.samplers
import space.kscience.kmath.chains.BlockingDoubleChain
import space.kscience.kmath.random.RandomGenerator
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import kotlin.math.*
/**
@ -22,11 +22,11 @@ public object BoxMullerSampler : NormalizedGaussianSampler {
override fun sample(generator: RandomGenerator): BlockingDoubleChain = object : BlockingDoubleChain {
var state = Double.NaN
override fun nextBufferBlocking(size: Int): DoubleBuffer {
override fun nextBufferBlocking(size: Int): Float64Buffer {
val xs = generator.nextDoubleBuffer(size)
val ys = generator.nextDoubleBuffer(size)
return DoubleBuffer(size) { index ->
return Float64Buffer(size) { index ->
if (state.isNaN()) {
// Generate a pair of Gaussian numbers.
val x = xs[index]

4
kmath-stat/src/commonMain/kotlin/space/kscience/kmath/samplers/KempSmallMeanPoissonSampler.kt
View File

@ -8,7 +8,7 @@ package space.kscience.kmath.samplers
import space.kscience.kmath.chains.BlockingIntChain
import space.kscience.kmath.random.RandomGenerator
import space.kscience.kmath.stat.Sampler
import space.kscience.kmath.structures.IntBuffer
import space.kscience.kmath.structures.Int32Buffer
import kotlin.math.exp
/**
@ -55,7 +55,7 @@ public class KempSmallMeanPoissonSampler internal constructor(
return x
}
override fun nextBufferBlocking(size: Int): IntBuffer = IntBuffer(size) { nextBlocking() }
override fun nextBufferBlocking(size: Int): Int32Buffer = Int32Buffer(size) { nextBlocking() }
override suspend fun fork(): BlockingIntChain = sample(generator.fork())
}

4
kmath-stat/src/commonMain/kotlin/space/kscience/kmath/samplers/MarsagliaNormalizedGaussianSampler.kt
View File

@ -7,7 +7,7 @@ package space.kscience.kmath.samplers
import space.kscience.kmath.chains.BlockingDoubleChain
import space.kscience.kmath.random.RandomGenerator
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import kotlin.math.ln
import kotlin.math.sqrt
@ -59,7 +59,7 @@ public object MarsagliaNormalizedGaussianSampler : NormalizedGaussianSampler {
}
}
override fun nextBufferBlocking(size: Int): DoubleBuffer = DoubleBuffer(size) { nextBlocking() }
override fun nextBufferBlocking(size: Int): Float64Buffer = Float64Buffer(size) { nextBlocking() }
override suspend fun fork(): BlockingDoubleChain = sample(generator.fork())
}

6
kmath-stat/src/commonMain/kotlin/space/kscience/kmath/samplers/PoissonSampler.kt
View File

@ -9,7 +9,7 @@ import space.kscience.kmath.chains.BlockingIntChain
import space.kscience.kmath.misc.toIntExact
import space.kscience.kmath.random.RandomGenerator
import space.kscience.kmath.stat.Sampler
import space.kscience.kmath.structures.IntBuffer
import space.kscience.kmath.structures.Int32Buffer
import kotlin.math.*
@ -71,7 +71,7 @@ public class SmallMeanPoissonSampler(public val mean: Double) : Sampler<Int> {
return n
}
override fun nextBufferBlocking(size: Int): IntBuffer = IntBuffer(size) { nextBlocking() }
override fun nextBufferBlocking(size: Int): Int32Buffer = Int32Buffer(size) { nextBlocking() }
override suspend fun fork(): BlockingIntChain = sample(generator.fork())
}
@ -191,7 +191,7 @@ public class LargeMeanPoissonSampler(public val mean: Double) : Sampler<Int> {
return min(y2 + y.toLong(), Int.MAX_VALUE.toLong()).toIntExact()
}
override fun nextBufferBlocking(size: Int): IntBuffer = IntBuffer(size) { nextBlocking() }
override fun nextBufferBlocking(size: Int): Int32Buffer = Int32Buffer(size) { nextBlocking() }
override suspend fun fork(): BlockingIntChain = sample(generator.fork())
}

8
kmath-stat/src/commonMain/kotlin/space/kscience/kmath/samplers/Sampler.kt
View File

@ -12,8 +12,8 @@ import space.kscience.kmath.chains.combine
import space.kscience.kmath.random.RandomGenerator
import space.kscience.kmath.structures.Buffer
import space.kscience.kmath.structures.BufferFactory
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.IntBuffer
import space.kscience.kmath.structures.Float64Buffer
import space.kscience.kmath.structures.Int32Buffer
import kotlin.jvm.JvmName
/**
@ -62,14 +62,14 @@ public suspend fun <T : Any> Sampler<T>.next(generator: RandomGenerator): T = sa
*/
@JvmName("sampleRealBuffer")
public fun Sampler<Double>.sampleBuffer(generator: RandomGenerator, size: Int): Chain<Buffer<Double>> =
sampleBuffer(generator, size, ::DoubleBuffer)
sampleBuffer(generator, size, ::Float64Buffer)
/**
* Generates [size] integer samples and chunks them into some buffers.
*/
@JvmName("sampleIntBuffer")
public fun Sampler<Int>.sampleBuffer(generator: RandomGenerator, size: Int): Chain<Buffer<Int>> =
sampleBuffer(generator, size, ::IntBuffer)
sampleBuffer(generator, size, ::Int32Buffer)
/**

4
kmath-stat/src/commonMain/kotlin/space/kscience/kmath/samplers/ZigguratNormalizedGaussianSampler.kt
View File

@ -7,7 +7,7 @@ package space.kscience.kmath.samplers
import space.kscience.kmath.chains.BlockingDoubleChain
import space.kscience.kmath.random.RandomGenerator
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import kotlin.math.*
/**
@ -63,7 +63,7 @@ public object ZigguratNormalizedGaussianSampler : NormalizedGaussianSampler {
}
override fun sample(generator: RandomGenerator): BlockingDoubleChain = object : BlockingDoubleChain {
override fun nextBufferBlocking(size: Int): DoubleBuffer = DoubleBuffer(size) { sampleOne(generator) }
override fun nextBufferBlocking(size: Int): Float64Buffer = Float64Buffer(size) { sampleOne(generator) }
override suspend fun fork(): BlockingDoubleChain = sample(generator.fork())
}

10
kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/BroadcastDoubleTensorAlgebra.kt
View File

@ -7,7 +7,7 @@ package space.kscience.kmath.tensors.core
import space.kscience.kmath.UnstableKMathAPI
import space.kscience.kmath.nd.StructureND
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import space.kscience.kmath.tensors.api.Tensor
import space.kscience.kmath.tensors.core.internal.broadcastTensors
import space.kscience.kmath.tensors.core.internal.broadcastTo
@ -22,7 +22,7 @@ public object BroadcastDoubleTensorAlgebra : DoubleTensorAlgebra() {
val broadcast = broadcastTensors(asDoubleTensor(), arg.asDoubleTensor())
val newThis = broadcast[0]
val newOther = broadcast[1]
val resBuffer = DoubleBuffer(newThis.indices.linearSize) { i ->
val resBuffer = Float64Buffer(newThis.indices.linearSize) { i ->
newThis.source[i] + newOther.source[i]
}
return DoubleTensor(newThis.shape, resBuffer)
@ -39,7 +39,7 @@ public object BroadcastDoubleTensorAlgebra : DoubleTensorAlgebra() {
val broadcast = broadcastTensors(asDoubleTensor(), arg.asDoubleTensor())
val newThis = broadcast[0]
val newOther = broadcast[1]
val resBuffer = DoubleBuffer(newThis.indices.linearSize) { i ->
val resBuffer = Float64Buffer(newThis.indices.linearSize) { i ->
newThis.source[i] - newOther.source[i]
}
return DoubleTensor(newThis.shape, resBuffer)
@ -56,7 +56,7 @@ public object BroadcastDoubleTensorAlgebra : DoubleTensorAlgebra() {
val broadcast = broadcastTensors(asDoubleTensor(), arg.asDoubleTensor())
val newThis = broadcast[0]
val newOther = broadcast[1]
val resBuffer = DoubleBuffer(newThis.indices.linearSize) { i ->
val resBuffer = Float64Buffer(newThis.indices.linearSize) { i ->
newThis.source[i] * newOther.source[i]
}
return DoubleTensor(newThis.shape, resBuffer)
@ -73,7 +73,7 @@ public object BroadcastDoubleTensorAlgebra : DoubleTensorAlgebra() {
val broadcast = broadcastTensors(asDoubleTensor(), arg.asDoubleTensor())
val newThis = broadcast[0]
val newOther = broadcast[1]
val resBuffer = DoubleBuffer(newThis.indices.linearSize) { i ->
val resBuffer = Float64Buffer(newThis.indices.linearSize) { i ->
newThis.source[i] / newOther.source[i]
}
return DoubleTensor(newThis.shape, resBuffer)

14
kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/DoubleTensor.kt
View File

@ -13,7 +13,7 @@ import space.kscience.kmath.structures.*
import space.kscience.kmath.tensors.core.internal.toPrettyString
public class OffsetDoubleBuffer(
override val origin: DoubleBuffer,
override val origin: Float64Buffer,
private val offset: Int,
override val size: Int,
) : MutableBuffer<Double>, BufferView<Double> {
@ -34,7 +34,7 @@ public class OffsetDoubleBuffer(
/**
* Copy only a part of buffer that belongs to this [OffsetDoubleBuffer]
*/
override fun copy(): DoubleBuffer = origin.array.copyOfRange(offset, offset + size).asBuffer()
override fun copy(): Float64Buffer = origin.array.copyOfRange(offset, offset + size).asBuffer()
override fun iterator(): Iterator<Double> = iterator {
for (i in indices) {
@ -60,15 +60,15 @@ public fun OffsetDoubleBuffer.slice(range: IntRange): OffsetDoubleBuffer = view(
/**
* Map only operable content of the offset buffer
*/
public inline fun OffsetDoubleBuffer.map(operation: (Double) -> Double): DoubleBuffer =
DoubleBuffer(size) { operation(get(it)) }
public inline fun OffsetDoubleBuffer.map(operation: (Double) -> Double): Float64Buffer =
Float64Buffer(size) { operation(get(it)) }
public inline fun OffsetDoubleBuffer.zip(
other: OffsetDoubleBuffer,
operation: (l: Double, r: Double) -> Double,
): DoubleBuffer {
): Float64Buffer {
require(size == other.size) { "The sizes of zipped buffers must be the same" }
return DoubleBuffer(size) { operation(get(it), other[it]) }
return Float64Buffer(size) { operation(get(it), other[it]) }
}
/**
@ -92,7 +92,7 @@ public open class DoubleTensor(
require(linearSize == source.size) { "Source buffer size must be equal tensor size" }
}
public constructor(shape: ShapeND, buffer: DoubleBuffer) : this(shape, OffsetDoubleBuffer(buffer, 0, buffer.size))
public constructor(shape: ShapeND, buffer: Float64Buffer) : this(shape, OffsetDoubleBuffer(buffer, 0, buffer.size))
@OptIn(PerformancePitfall::class)

24
kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/DoubleTensorAlgebra.kt
View File

@ -10,7 +10,7 @@ package space.kscience.kmath.tensors.core
import space.kscience.kmath.PerformancePitfall
import space.kscience.kmath.nd.*
import space.kscience.kmath.operations.DoubleBufferOps
import space.kscience.kmath.operations.Float64BufferOps
import space.kscience.kmath.operations.Float64Field
import space.kscience.kmath.structures.*
import space.kscience.kmath.tensors.api.AnalyticTensorAlgebra
@ -34,7 +34,7 @@ public open class DoubleTensorAlgebra :
override val elementAlgebra: Float64Field get() = Float64Field
public val bufferAlgebra: DoubleBufferOps get() = DoubleBufferOps
public val bufferAlgebra: Float64BufferOps get() = Float64BufferOps
/**
@ -47,7 +47,7 @@ public open class DoubleTensorAlgebra :
final override inline fun StructureND<Double>.map(transform: Float64Field.(Double) -> Double): DoubleTensor {
val tensor = asDoubleTensor()
//TODO remove additional copy
val array = DoubleBuffer(tensor.source.size) { Float64Field.transform(tensor.source[it]) }
val array = Float64Buffer(tensor.source.size) { Float64Field.transform(tensor.source[it]) }
return DoubleTensor(
tensor.shape,
array,
@ -82,14 +82,14 @@ public open class DoubleTensorAlgebra :
val leftTensor = left.asDoubleTensor()
val rightTensor = right.asDoubleTensor()
val buffer = DoubleBuffer(leftTensor.source.size) {
val buffer = Float64Buffer(leftTensor.source.size) {
Float64Field.transform(leftTensor.source[it], rightTensor.source[it])
}
return DoubleTensor(leftTensor.shape, buffer)
}
public inline fun StructureND<Double>.reduceElements(transform: (DoubleBuffer) -> Double): Double =
public inline fun StructureND<Double>.reduceElements(transform: (Float64Buffer) -> Double): Double =
transform(asDoubleTensor().source.copy())
//TODO Add read-only DoubleBuffer wrapper. To avoid protective copy
@ -107,7 +107,7 @@ public open class DoubleTensorAlgebra :
check(buffer.size == shape.linearSize) {
"Inconsistent shape $shape for buffer of size ${buffer.size} provided"
}
return DoubleTensor(shape, buffer.toDoubleBuffer())
return DoubleTensor(shape, buffer.toFloat64Buffer())
}
@ -151,7 +151,7 @@ public open class DoubleTensorAlgebra :
*/
public fun full(value: Double, shape: ShapeND): DoubleTensor {
checkNotEmptyShape(shape)
val buffer = DoubleBuffer(shape.linearSize) { value }
val buffer = Float64Buffer(shape.linearSize) { value }
return DoubleTensor(shape, buffer)
}
@ -163,7 +163,7 @@ public open class DoubleTensorAlgebra :
*/
public fun fullLike(structureND: StructureND<*>, value: Double): DoubleTensor {
val shape = structureND.shape
val buffer = DoubleBuffer(structureND.indices.linearSize) { value }
val buffer = Float64Buffer(structureND.indices.linearSize) { value }
return DoubleTensor(shape, buffer)
}
@ -205,7 +205,7 @@ public open class DoubleTensorAlgebra :
*/
public fun eye(n: Int): DoubleTensor {
val shape = ShapeND(n, n)
val buffer = DoubleBuffer(n * n) { 0.0 }
val buffer = Float64Buffer(n * n) { 0.0 }
val res = DoubleTensor(shape, buffer)
for (i in 0 until n) {
res[intArrayOf(i, i)] = 1.0
@ -353,7 +353,7 @@ public open class DoubleTensorAlgebra :
*/
public infix fun StructureND<Double>.matmul(other: StructureND<Double>): DoubleTensor {
if (shape.size == 1 && other.shape.size == 1) {
return DoubleTensor(ShapeND(1), DoubleBuffer(times(other).sum()))
return DoubleTensor(ShapeND(1), Float64Buffer(times(other).sum()))
}
var penultimateDim = false
@ -529,7 +529,7 @@ public open class DoubleTensorAlgebra :
val init = foldFunction(DoubleArray(1) { 0.0 })
val resTensor = DoubleTensor(
resShape,
DoubleBuffer(resNumElements) { init }
Float64Buffer(resNumElements) { init }
)
val dt = asDoubleTensor()
for (index in resTensor.indices) {
@ -557,7 +557,7 @@ public open class DoubleTensorAlgebra :
val init = foldFunction(DoubleArray(1) { 0.0 })
val resTensor = IntTensor(
resShape,
IntBuffer(resNumElements) { init }
Int32Buffer(resNumElements) { init }
)
for (index in resTensor.indices) {
val prefix = index.take(dim).toIntArray()

14
kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/IntTensor.kt
View File

@ -13,7 +13,7 @@ import space.kscience.kmath.structures.*
* Default [BufferedTensor] implementation for [Int] values
*/
public class OffsetIntBuffer(
private val source: IntBuffer,
private val source: Int32Buffer,
private val offset: Int,
override val size: Int,
) : MutableBuffer<Int> {
@ -34,7 +34,7 @@ public class OffsetIntBuffer(
/**
* Copy only a part of buffer that belongs to this tensor
*/
override fun copy(): IntBuffer = source.array.copyOfRange(offset, offset + size).asBuffer()
override fun copy(): Int32Buffer = source.array.copyOfRange(offset, offset + size).asBuffer()
override fun iterator(): Iterator<Int> = iterator {
for (i in indices) {
@ -53,15 +53,15 @@ public fun OffsetIntBuffer.slice(range: IntRange): OffsetIntBuffer = view(range.
/**
* Map only operable content of the offset buffer
*/
public inline fun OffsetIntBuffer.map(operation: (Int) -> Int): IntBuffer =
IntBuffer(size) { operation(get(it)) }
public inline fun OffsetIntBuffer.map(operation: (Int) -> Int): Int32Buffer =
Int32Buffer(size) { operation(get(it)) }
public inline fun OffsetIntBuffer.zip(
other: OffsetIntBuffer,
operation: (l: Int, r: Int) -> Int,
): IntBuffer {
): Int32Buffer {
require(size == other.size) { "The sizes of zipped buffers must be the same" }
return IntBuffer(size) { operation(get(it), other[it]) }
return Int32Buffer(size) { operation(get(it), other[it]) }
}
/**
@ -83,7 +83,7 @@ public class IntTensor(
require(linearSize == source.size) { "Source buffer size must be equal tensor size" }
}
public constructor(shape: ShapeND, buffer: IntBuffer) : this(shape, OffsetIntBuffer(buffer, 0, buffer.size))
public constructor(shape: ShapeND, buffer: Int32Buffer) : this(shape, OffsetIntBuffer(buffer, 0, buffer.size))
@OptIn(PerformancePitfall::class)
override fun get(index: IntArray): Int = this.source[indices.offset(index)]

16
kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/IntTensorAlgebra.kt
View File

@ -37,7 +37,7 @@ public open class IntTensorAlgebra : TensorAlgebra<Int, Int32Ring> {
final override inline fun StructureND<Int>.map(transform: Int32Ring.(Int) -> Int): IntTensor {
val tensor = this.asIntTensor()
//TODO remove additional copy
val array = IntBuffer(tensor.source.size) { Int32Ring.transform(tensor.source[it]) }
val array = Int32Buffer(tensor.source.size) { Int32Ring.transform(tensor.source[it]) }
return IntTensor(
tensor.shape,
array,
@ -60,7 +60,7 @@ public open class IntTensorAlgebra : TensorAlgebra<Int, Int32Ring> {
final override inline fun StructureND<Int>.mapIndexed(transform: Int32Ring.(index: IntArray, Int) -> Int): IntTensor {
val tensor = this.asIntTensor()
//TODO remove additional copy
val buffer = IntBuffer(tensor.source.size) {
val buffer = Int32Buffer(tensor.source.size) {
Int32Ring.transform(tensor.indices.index(it), tensor.source[it])
}
return IntTensor(tensor.shape, buffer)
@ -76,14 +76,14 @@ public open class IntTensorAlgebra : TensorAlgebra<Int, Int32Ring> {
val leftTensor = left.asIntTensor()
val rightTensor = right.asIntTensor()
val buffer = IntBuffer(leftTensor.source.size) {
val buffer = Int32Buffer(leftTensor.source.size) {
Int32Ring.transform(leftTensor.source[it], rightTensor.source[it])
}
return IntTensor(leftTensor.shape, buffer)
}
public inline fun StructureND<Int>.reduceElements(transform: (IntBuffer) -> Int): Int =
public inline fun StructureND<Int>.reduceElements(transform: (Int32Buffer) -> Int): Int =
transform(asIntTensor().source.copy())
//TODO do we need protective copy?
@ -139,7 +139,7 @@ public open class IntTensorAlgebra : TensorAlgebra<Int, Int32Ring> {
*/
public fun full(value: Int, shape: ShapeND): IntTensor {
checkNotEmptyShape(shape)
val buffer = IntBuffer(shape.linearSize) { value }
val buffer = Int32Buffer(shape.linearSize) { value }
return IntTensor(shape, buffer)
}
@ -151,7 +151,7 @@ public open class IntTensorAlgebra : TensorAlgebra<Int, Int32Ring> {
*/
public fun fullLike(structureND: StructureND<*>, value: Int): IntTensor {
val shape = structureND.shape
val buffer = IntBuffer(structureND.indices.linearSize) { value }
val buffer = Int32Buffer(structureND.indices.linearSize) { value }
return IntTensor(shape, buffer)
}
@ -193,7 +193,7 @@ public open class IntTensorAlgebra : TensorAlgebra<Int, Int32Ring> {
*/
public fun eye(n: Int): IntTensor {
val shape = ShapeND(n, n)
val buffer = IntBuffer(n * n) { 0 }
val buffer = Int32Buffer(n * n) { 0 }
val res = IntTensor(shape, buffer)
for (i in 0 until n) {
res[intArrayOf(i, i)] = 1
@ -420,7 +420,7 @@ public open class IntTensorAlgebra : TensorAlgebra<Int, Int32Ring> {
val init = foldFunction(IntArray(1) { 0 })
val resTensor = IntTensor(
resShape,
IntBuffer(resNumElements) { init }
Int32Buffer(resNumElements) { init }
)
for (index in resTensor.indices) {
val prefix = index.take(dim).toIntArray()

22
kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/internal/doubleTensorHelpers.kt
View File

@ -6,7 +6,7 @@
package space.kscience.kmath.tensors.core.internal
import space.kscience.kmath.nd.*
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import space.kscience.kmath.structures.asBuffer
import space.kscience.kmath.structures.indices
import space.kscience.kmath.tensors.core.BroadcastDoubleTensorAlgebra.eye
@ -22,13 +22,13 @@ import kotlin.math.sqrt
internal fun MutableStructure2D<Double>.jacobiHelper(
maxIteration: Int,
epsilon: Double,
): Pair<DoubleBuffer, Structure2D<Double>> {
): Pair<Float64Buffer, Structure2D<Double>> {
val n = rowNum
val A_ = copyToTensor()
val V = eye(n)
val D = DoubleBuffer(n) { get(it, it) }
val B = DoubleBuffer(n) { get(it, it) }
val Z = DoubleBuffer(n) { 0.0 }
val D = Float64Buffer(n) { get(it, it) }
val B = Float64Buffer(n) { get(it, it) }
val Z = Float64Buffer(n) { 0.0 }
// assume that buffered tensor is square matrix
operator fun DoubleTensor.get(i: Int, j: Int): Double {
@ -59,8 +59,8 @@ internal fun MutableStructure2D<Double>.jacobiHelper(
fun jacobiIteration(
a: DoubleTensor,
v: DoubleTensor,
d: DoubleBuffer,
z: DoubleBuffer,
d: Float64Buffer,
z: Float64Buffer,
) {
for (ip in 0 until n - 1) {
for (iq in ip + 1 until n) {
@ -108,9 +108,9 @@ internal fun MutableStructure2D<Double>.jacobiHelper(
}
fun updateDiagonal(
d: DoubleBuffer,
z: DoubleBuffer,
b: DoubleBuffer,
d: Float64Buffer,
z: Float64Buffer,
b: Float64Buffer,
) {
for (ip in 0 until d.size) {
b[ip] += z[ip]
@ -137,7 +137,7 @@ internal fun MutableStructure2D<Double>.jacobiHelper(
/**
* Concatenate a list of arrays
*/
internal fun List<OffsetDoubleBuffer>.concat(): DoubleBuffer {
internal fun List<OffsetDoubleBuffer>.concat(): Float64Buffer {
val array = DoubleArray(sumOf { it.size })
var pointer = 0
while (pointer < array.size) {

4
kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/internal/intTensorHelpers.kt
View File

@ -9,7 +9,7 @@ import space.kscience.kmath.nd.ShapeND
import space.kscience.kmath.nd.first
import space.kscience.kmath.nd.last
import space.kscience.kmath.operations.asSequence
import space.kscience.kmath.structures.IntBuffer
import space.kscience.kmath.structures.Int32Buffer
import space.kscience.kmath.structures.VirtualBuffer
import space.kscience.kmath.structures.asBuffer
import space.kscience.kmath.structures.indices
@ -19,7 +19,7 @@ import space.kscience.kmath.tensors.core.OffsetIntBuffer
/**
* Concatenate a list of arrays
*/
internal fun List<OffsetIntBuffer>.concat(): IntBuffer {
internal fun List<OffsetIntBuffer>.concat(): Int32Buffer {
val array = IntArray(sumOf { it.size })
var pointer = 0
while (pointer < array.size) {

10
kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/internal/linUtils.kt
View File

@ -7,8 +7,8 @@ package space.kscience.kmath.tensors.core.internal
import space.kscience.kmath.nd.*
import space.kscience.kmath.operations.invoke
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.IntBuffer
import space.kscience.kmath.structures.Float64Buffer
import space.kscience.kmath.structures.Int32Buffer
import space.kscience.kmath.structures.asBuffer
import space.kscience.kmath.structures.indices
import space.kscience.kmath.tensors.core.*
@ -97,7 +97,7 @@ internal fun <T> StructureND<T>.setUpPivots(): IntTensor {
return IntTensor(
ShapeND(pivotsShape),
IntBuffer(pivotsShape.reduce(Int::times)) { 0 }
Int32Buffer(pivotsShape.reduce(Int::times)) { 0 }
)
}
@ -241,10 +241,10 @@ internal fun DoubleTensorAlgebra.svd1d(a: DoubleTensor, epsilon: Double = 1e-10)
val b: DoubleTensor
if (n > m) {
b = a.transposed(0, 1).dot(a)
v = DoubleTensor(ShapeND(m), DoubleBuffer.randomUnitVector(m, 0))
v = DoubleTensor(ShapeND(m), Float64Buffer.randomUnitVector(m, 0))
} else {
b = a.dot(a.transposed(0, 1))
v = DoubleTensor(ShapeND(n), DoubleBuffer.randomUnitVector(n, 0))
v = DoubleTensor(ShapeND(n), Float64Buffer.randomUnitVector(n, 0))
}
var lastV: DoubleTensor

10
kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/internal/utils.kt
View File

@ -8,22 +8,22 @@ package space.kscience.kmath.tensors.core.internal
import space.kscience.kmath.PerformancePitfall
import space.kscience.kmath.nd.asList
import space.kscience.kmath.nd.last
import space.kscience.kmath.operations.DoubleBufferOps.Companion.map
import space.kscience.kmath.operations.Float64BufferOps.Companion.map
import space.kscience.kmath.random.RandomGenerator
import space.kscience.kmath.samplers.GaussianSampler
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import space.kscience.kmath.tensors.core.BufferedTensor
import space.kscience.kmath.tensors.core.DoubleTensor
import kotlin.math.*
internal fun DoubleBuffer.Companion.randomNormals(n: Int, seed: Long): DoubleBuffer {
internal fun Float64Buffer.Companion.randomNormals(n: Int, seed: Long): Float64Buffer {
val distribution = GaussianSampler(0.0, 1.0)
val generator = RandomGenerator.default(seed)
return distribution.sample(generator).nextBufferBlocking(n)
}
internal fun DoubleBuffer.Companion.randomUnitVector(n: Int, seed: Long): DoubleBuffer {
val unnorm: DoubleBuffer = randomNormals(n, seed)
internal fun Float64Buffer.Companion.randomUnitVector(n: Int, seed: Long): Float64Buffer {
val unnorm: Float64Buffer = randomNormals(n, seed)
val norm = sqrt(unnorm.array.sumOf { it * it })
return unnorm.map { it / norm }
}

10
kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/tensorOps.kt
View File

@ -8,7 +8,7 @@ package space.kscience.kmath.tensors.core
import space.kscience.kmath.nd.*
import space.kscience.kmath.operations.covariance
import space.kscience.kmath.structures.Buffer
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import space.kscience.kmath.tensors.api.Tensor
import space.kscience.kmath.tensors.core.internal.*
import kotlin.math.min
@ -24,7 +24,7 @@ import kotlin.math.sign
* with `0.0` mean and `1.0` standard deviation.
*/
public fun DoubleTensorAlgebra.randomNormal(shape: ShapeND, seed: Long = 0): DoubleTensor =
fromBuffer(shape, DoubleBuffer.randomNormals(shape.linearSize, seed))
fromBuffer(shape, Float64Buffer.randomNormals(shape.linearSize, seed))
/**
* Returns a tensor with the same shape as `input` of random numbers drawn from normal distributions
@ -36,7 +36,7 @@ public fun DoubleTensorAlgebra.randomNormal(shape: ShapeND, seed: Long = 0): Dou
* with `0.0` mean and `1.0` standard deviation.
*/
public fun DoubleTensorAlgebra.randomNormalLike(structure: WithShape, seed: Long = 0): DoubleTensor =
DoubleTensor(structure.shape, DoubleBuffer.randomNormals(structure.shape.linearSize, seed))
DoubleTensor(structure.shape, Float64Buffer.randomNormals(structure.shape.linearSize, seed))
/**
* Concatenates a sequence of tensors with equal shapes along the first dimension.
@ -336,7 +336,7 @@ public fun DoubleTensorAlgebra.detLU(structureND: StructureND<Double>, epsilon:
set(n - 2, 1)
})
val resBuffer = DoubleBuffer(detTensorShape.linearSize) { 0.0 }
val resBuffer = Float64Buffer(detTensorShape.linearSize) { 0.0 }
val detTensor = DoubleTensor(
detTensorShape,
@ -389,7 +389,7 @@ public fun DoubleTensorAlgebra.covariance(vectors: List<Buffer<Double>>): Double
check(vectors.all { it.size == m }) { "Vectors must have same shapes" }
val resTensor = DoubleTensor(
ShapeND(n, n),
DoubleBuffer(n * n) { 0.0 }
Float64Buffer(n * n) { 0.0 }
)
for (i in 0 until n) {
for (j in 0 until n) {

8
kmath-tensors/src/commonMain/kotlin/space/kscience/kmath/tensors/core/tensorTransform.kt
View File

@ -6,7 +6,7 @@
package space.kscience.kmath.tensors.core
import space.kscience.kmath.nd.*
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import space.kscience.kmath.structures.asBuffer
import space.kscience.kmath.tensors.api.Tensor
@ -16,7 +16,7 @@ import space.kscience.kmath.tensors.api.Tensor
*/
public fun StructureND<Double>.copyToTensor(): DoubleTensor = if (this is DoubleTensor) {
DoubleTensor(shape, source.copy())
} else if (this is DoubleBufferND && indices is RowStrides) {
} else if (this is Float64BufferND && indices is RowStrides) {
DoubleTensor(shape, buffer.copy())
} else {
DoubleTensor(
@ -29,7 +29,7 @@ public fun StructureND<Int>.toDoubleTensor(): DoubleTensor {
return if (this is IntTensor) {
DoubleTensor(
shape,
DoubleBuffer(linearSize) { source[it].toDouble() }
Float64Buffer(linearSize) { source[it].toDouble() }
)
} else {
val tensor = DoubleTensorAlgebra.zeroesLike(this)
@ -45,7 +45,7 @@ public fun StructureND<Int>.toDoubleTensor(): DoubleTensor {
*/
public fun StructureND<Double>.asDoubleTensor(): DoubleTensor = if (this is DoubleTensor) {
this
} else if (this is DoubleBufferND && indices is RowStrides) {
} else if (this is Float64BufferND && indices is RowStrides) {
DoubleTensor(shape, buffer)
} else {
copyToTensor()

10
kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/TestDoubleTensor.kt
View File

@ -8,7 +8,7 @@ package space.kscience.kmath.tensors.core
import space.kscience.kmath.PerformancePitfall
import space.kscience.kmath.nd.*
import space.kscience.kmath.operations.invoke
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import space.kscience.kmath.structures.toDoubleArray
import space.kscience.kmath.tensors.core.internal.matrixSequence
import space.kscience.kmath.testutils.assertBufferEquals
@ -65,10 +65,10 @@ internal class TestDoubleTensor {
fun testNoBufferProtocol() {
// create buffer
val doubleArray = DoubleBuffer(1.0, 2.0, 3.0)
val doubleArray = Float64Buffer(1.0, 2.0, 3.0)
// create ND buffers, no data is copied
val ndArray: MutableBufferND<Double> = DoubleBufferND(ColumnStrides(ShapeND(3)), doubleArray)
val ndArray: MutableBufferND<Double> = Float64BufferND(ColumnStrides(ShapeND(3)), doubleArray)
// map to tensors
val tensorArray = ndArray.asDoubleTensor() // Data is copied because of strides change.
@ -95,8 +95,8 @@ internal class TestDoubleTensor {
val tensor: DoubleTensor = structureND(ShapeND(3, 3)) { (i, j) -> (i - j).toDouble() }
//println(tensor.toPrettyString())
val tensor2d = tensor.asDoubleTensor2D()
assertBufferEquals(DoubleBuffer(1.0, 0.0, -1.0), tensor2d.rows[1])
assertBufferEquals(DoubleBuffer(-2.0, -1.0, 0.0), tensor2d.columns[2])
assertBufferEquals(Float64Buffer(1.0, 0.0, -1.0), tensor2d.rows[1])
assertBufferEquals(Float64Buffer(-2.0, -1.0, 0.0), tensor2d.columns[2])
}
@Test

4
kmath-tensors/src/commonTest/kotlin/space/kscience/kmath/tensors/core/offsetBufferEquality.kt
View File

@ -6,13 +6,13 @@
package space.kscience.kmath.tensors.core
import space.kscience.kmath.structures.Buffer
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import space.kscience.kmath.structures.indices
import kotlin.jvm.JvmName
/**
* Simplified [DoubleBuffer] to array comparison
* Simplified [Float64Buffer] to array comparison
*/
public fun OffsetDoubleBuffer.contentEquals(vararg doubles: Double): Boolean = indices.all { get(it) == doubles[it] }

4
kmath-tensors/src/jvmTest/kotlin/space/kscience/kmath/tensors/core/TestLmAlgorithm.kt
View File

@ -8,7 +8,7 @@ package space.kscience.kmath.tensors.core
import space.kscience.kmath.PerformancePitfall
import space.kscience.kmath.nd.*
import space.kscience.kmath.operations.invoke
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import kotlin.test.Test
import kotlin.test.assertEquals
@ -283,7 +283,7 @@ class TestLmAlgorithm {
assertEquals(4858, result.funcCalls)
assertEquals(5.14347, result.resultLambda, 1e-5)
assertEquals(result.typeOfConvergence, TypeOfConvergence.InParameters)
val expectedParameters = DoubleBuffer(
val expectedParameters = Float64Buffer(
-23.6412,
-16.7402,
-21.5705,

10
test-utils/src/commonMain/kotlin/bufferEquality.kt
View File

@ -5,16 +5,16 @@
package space.kscience.kmath.testutils
import space.kscience.kmath.structures.DoubleBuffer
import space.kscience.kmath.structures.Float64Buffer
import kotlin.jvm.JvmName
/**
* Simplified [DoubleBuffer] to array comparison
* Simplified [Float64Buffer] to array comparison
*/
public fun DoubleBuffer.contentEquals(vararg doubles: Double): Boolean = array.contentEquals(doubles)
public fun Float64Buffer.contentEquals(vararg doubles: Double): Boolean = array.contentEquals(doubles)
@JvmName("contentEqualsArray")
public infix fun DoubleBuffer.contentEquals(otherArray: DoubleArray): Boolean = array.contentEquals(otherArray)
public infix fun Float64Buffer.contentEquals(otherArray: DoubleArray): Boolean = array.contentEquals(otherArray)
@JvmName("contentEqualsBuffer")
public infix fun DoubleBuffer.contentEquals(otherBuffer: DoubleBuffer): Boolean = array.contentEquals(otherBuffer.array)
public infix fun Float64Buffer.contentEquals(otherBuffer: Float64Buffer): Boolean = array.contentEquals(otherBuffer.array)