Ascent Feature Map

These tables provides an inventory of Ascent’s features and the programming and data APIs that underpin them.

Ascent Devil Ray Features

Name	Feature Type	Programming APIs	Data APIs	Source Links
Devil Ray Pseudocolor	Extract (Rendered Result)	RAJA + MPI	Devil Ray API + MFEM	DRayPseudocolor
Devil Ray 3 Slice	Extract (Rendered Result)	RAJA + MPI	Devil Ray API + MFEM	DRay3Slice
Devil Ray 3 Slice	Extract (Rendered Result)	RAJA + MPI	Devil Ray API + MFEM	DRayVolume
Devil Ray Project 2D	Transform	RAJA + MPI	Devil Ray API + MFEM	DRayProject2d
Devil Ray Project Colors 2D	Transform	RAJA + MPI	Devil Ray API + MFEM	DRayProjectColors2d
Devil Ray Reflect	Transform	RAJA + MPI	Devil Ray API + MFEM	DRayReflect
Devil Ray Vector Component	Transform	RAJA + MPI	Devil Ray API + MFEM	DRayVectorComponent

Ascent VTK-h Features

Name	Feature Type	Programming APIs	Data APIs	Source Links
VTK-h Clip	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos)	VTK-h and VTK-m APIs	VTKHClip
VTK-h Clip with Field	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos)	VTK-h and VTK-m APIs	VTKHClipWithField
VTK-h Isovolume	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos)	VTK-h and VTK-m APIs	VTKHIsoVolume
VTK-h Lagrangian	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos) + MPI	VTK-h and VTK-m APIs	VTKHLagrangian
VTK-h Log	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos) + MPI	VTK-h and VTK-m APIs	VTKHLog
VTK-h Recenter	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos)	VTK-h and VTK-m APIs	VTKHRecenter
VTK-h Hist Sampling	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos) + MPI	VTK-h and VTK-m APIs	VTKHHistSampling
VTK-h Q Criterion	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos)	VTK-h and VTK-m APIs	VTKHQCriterion
VTK-h Divergence	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos)	VTK-h and VTK-m APIs	VTKHDivergence
VTK-h Vorticity	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos)	VTK-h and VTK-m APIs	VTKHVorticity
VTK-h Gradient	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos)	VTK-h and VTK-m APIs	VTKHGradient
VTK-h No Op	Transform	None	VTK-h and VTK-m APIs	VTKHNoOp
VTK-h Vector Component	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos)	VTK-h and VTK-m APIs	VTKHVectorComponent
VTK-h Composite Vector	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos)	VTK-h and VTK-m APIs	VTKHCompositeVector
VTK-h Statistics	Extract	VTK-m (OpenMP, Cuda, Kokkos) + MPI	VTK-h and VTK-m APIs	VTKHStats
VTK-h Histogram	Extract	VTK-m (OpenMP, Cuda, Kokkos) + MPI	VTK-h and VTK-m APIs	VTKHHistogram
VTK-h Project 2D	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos) + MPI	VTK-h and VTK-m APIs	VTKHProject2D
VTK-h Clean Grid	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos)	VTK-h and VTK-m APIs	VTKHCleanGrid
VTK-h Scale	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos)	VTK-h and VTK-m APIs	VTKHScale
VTK-h Triangulate	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos)	VTK-h and VTK-m APIs	VTKHTriangulate
VTK-h Particle Advection	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos) + MPI	VTK-h and VTK-m APIs	VTKHParticleAdvection
VTK-h Streamline	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos) + MPI	VTK-h and VTK-m APIs	VTKHStreamline
VTK-h Contour	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos) + MPI	VTK-h and VTK-m APIs	VTKHMarchingCubes
VTK-h Vector Magnitude	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos)	VTK-h and VTK-m APIs	VTKHVectorMagnitude
VTK-h Slice	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos)	VTK-h and VTK-m APIs	VTKHSlice
VTK-h 3 Slice	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos)	VTK-h and VTK-m APIs	VTKH3Slice
VTK-h Threshold	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos)	VTK-h and VTK-m APIs	VTKHThreshold
VTK-h Ghost Stripper	Transform	VTK-m (Serial, OpenMP, Cuda, Kokkos)	VTK-h and VTK-m APIs	VTKHGhostStripper
VTK-h Mesh Renderer	Extract	VTK-m (Serial, OpenMP, Cuda, Kokkos) + MPI	VTK-h and VTK-m APIs	VTKHMeshRenderer
VTK-h Volume Renderer	Extract	VTK-m (Serial, OpenMP, Cuda, Kokkos) + MPI	VTK-h and VTK-m APIs	VTKHVolumeRenderer
VTK-h Scalar Renderer	Extract	VTK-m (Serial, OpenMP, Cuda, Kokkos) + MPI	VTK-h and VTK-m APIs	VTKHScalarRenderer
VTK-h Point Renderer	Extract	VTK-m (Serial, OpenMP, Cuda, Kokkos) + MPI	VTK-h and VTK-m APIs	VTKHPointRenderer
VTK-h Line Renderer	Extract	VTK-m (Serial, OpenMP, Cuda, Kokkos) + MPI	VTK-h and VTK-m APIs	VTKHLineRenderer

Ascent Expressions

Expression Language Primitives

Name	Feature Type	Programming APIs	Data APIs	Source Links
Identifier	Expression Language Primitive	C++	Conduit Node	Identifier
Double	Expression Language Primitive	C++	Conduit Node	Double
Integer	Expression Language Primitive	C++	Conduit Node	Integer
String	Expression Language Primitive	C++	Conduit Node	String
Boolean	Expression Language Primitive	C++	Conduit Node	Boolean
Vector	Expression Language Primitive	C++	Conduit Node	Vector
Null	Expression Language Primitive	C++	Conduit Node	NullArg
Nan	Expression Language Primitive	C++	Conduit Node	Nan

Expression Language Operations

Name	Feature Type	Programming APIs	Data APIs	Source Links
If Conditional	Expression Language Operation	C++	Conduit Node	IfExpr
Binary Operation	Expression Language Operation	C++	Conduit Node	BinaryOp
Dot Access	Expression Language Operation	C++	Conduit Node	DotAccessor
Array Access	Expression Language Operation	C++	Conduit Node	ArrayAccess

History Expressions

Name	Feature Type	Programming APIs	Data APIs	Source Links
history	Expression Language Operation	C++	Conduit Node	History
history_range	Expression Language Operation	C++	Conduit Node	HistoryRange
scalar_gradient	Expression Language Operation	C++	Conduit Node	ScalarGradient
gradient_range	Expression Language Operation	C++	Conduit Node	ArrayGradient

Math Expressions

Name	Feature Type	Programming APIs	Data APIs	Source Links
abs	Expression Language Operation	C++	Conduit Node	Abs
exp	Expression Language Operation	C++	Conduit Node	Exp
pow	Expression Language Operation	C++	Conduit Node	Pow
log	Expression Language Operation	C++	Conduit Node	Log
max	Expression Language Operation	C++	Conduit Node	ScalarMax
min	Expression Language Operation	C++	Conduit Node	ScalarMin

Vector Expressions

Name	Feature Type	Programming APIs	Data APIs	Source Links
magnitude	Expression Language Operation	C++	Conduit Node	Magnitude

Array Expressions

Name	Feature Type	Programming APIs	Data APIs	Source Links
array_max	Expression Language Operation	C++	Conduit Node	ArrayMax
array_min	Expression Language Operation	C++	Conduit Node	ArrayMin
array_avg	Expression Language Operation	C++	Conduit Node	ArraySum
array_sum	Expression Language Operation	C++	Conduit Node	ArraySum
replace	Expression Language Operation	C++	Conduit Node	Replace
replace	Expression Language Operation	C++	Conduit Node	Replace

Array Statistics Expressions

Name	Feature Type	Programming APIs	Data APIs	Source Links
histogram	Expression Language Operation	C++	Conduit Node	Histogram
entropy	Expression Language Operation	C++	Conduit Node	Entropy
pdf	Expression Language Operation	C++	Conduit Node	Pdf
cdf	Expression Language Operation	C++	Conduit Node	Cdf
quantile	Expression Language Operation	C++	Conduit Node	Quantile

Mesh Aware Expressions

Name	Feature Type	Programming APIs	Data APIs	Source Links
cycle	Expression Language Operation	C++	Conduit Node	Cycle
time	Expression Language Operation	C++	Conduit Node	Time
topo	Expression Language Operation	C++	Conduit Node	Topo
field	Expression Language Operation	C++	Conduit Node	Field
lineout	Expression Language Operation	C++	Conduit Node	Lineout
bounds	Expression Language Operation	C++	Conduit Node	Bounds
field_max	Expression Language Operation	C++	Conduit Node	FieldMax
field_min	Expression Language Operation	C++	Conduit Node	FieldMin
field_avg	Expression Language Operation	C++	Conduit Node	FieldAvg
field_sum	Expression Language Operation	C++	Conduit Node	FieldSum
field_nan_count	Expression Language Operation	C++	Conduit Node	FieldNanCount
field_inf_count	Expression Language Operation	C++	Conduit Node	FieldInfCount

Binning Expressions

Name	Feature Type	Programming APIs	Data APIs	Source Links
binning (Mesh Binning)	Expression Language Operation	C++	Conduit Node	Binning
axis	Expression Language Operation	C++	Conduit Node	Axis
bin	Expression Language Operation	C++	Conduit Node	Bin
bin_by_value	Expression Language Operation	C++	Conduit Node	BinByValue
bin_by_index	Expression Language Operation	C++	Conduit Node	BinByIndex
point_and_axis	Expression Language Operation	C++	Conduit Node	PointAndAxis
max_from_point	Expression Language Operation	C++	Conduit Node	MaxFromPoint