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Add convenience scope functions for GSL contexts

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Iaroslav Postovalov 2021-01-06 22:46:32 +07:00
parent 5d855bd915
commit 20767a3b35
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1 changed files with 20 additions and 1 deletions
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21
kmath-gsl/src/nativeMain/kotlin/kscience/kmath/gsl/GslMatrixContext.kt
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@ -2,6 +2,7 @@ package kscience.kmath.gsl
import kotlinx.cinterop.CStructVar
import kotlinx.cinterop.DeferScope
import kotlinx.cinterop.memScoped
import kotlinx.cinterop.pointed
import kscience.kmath.linear.MatrixContext
import kscience.kmath.linear.Point
@ -23,7 +24,7 @@ internal inline fun <T : Any, H : CStructVar> GslVector<T, H>.fill(initializer:
* Represents matrix context implementing where all the operations are delegated to GSL.
*/
public abstract class GslMatrixContext<T : Any, H1 : CStructVar, H2 : CStructVar> internal constructor(
internal val scope: DeferScope
internal val scope: DeferScope,
) : MatrixContext<T, GslMatrix<T, H1>> {
init {
ensureHasGslErrorHandler()
@ -100,6 +101,12 @@ public class GslRealMatrixContext(scope: DeferScope) : GslMatrixContext<Double,
}
}
/**
* Invokes [block] inside newly created [GslRealMatrixContext] which is disposed when the block is invoked.
*/
public fun <R> GslRealMatrixContext(block: GslRealMatrixContext.() -> R): R =
memScoped { GslRealMatrixContext(this).block() }
/**
* Represents [Float] matrix context implementing where all the operations are delegated to GSL.
*/
@ -146,6 +153,12 @@ public class GslFloatMatrixContext(scope: DeferScope) :
}
}
/**
* Invokes [block] inside newly created [GslFloatMatrixContext] which is disposed when the block is invoked.
*/
public fun <R> GslFloatMatrixContext(block: GslFloatMatrixContext.() -> R): R =
memScoped { GslFloatMatrixContext(this).block() }
/**
* Represents [Complex] matrix context implementing where all the operations are delegated to GSL.
*/
@ -194,3 +207,9 @@ public class GslComplexMatrixContext(scope: DeferScope) :
return g1
}
}
/**
* Invokes [block] inside newly created [GslComplexMatrixContext] which is disposed when the block is invoked.
*/
public fun <R> GslComplexMatrixContext(block: GslComplexMatrixContext.() -> R): R =
memScoped { GslComplexMatrixContext(this).block() }