Archive.h | |
AST.h | Provides the definition for every abstract and concrete derived class which represent a particular abstract syntax tree (AST) node type |
AttributeArray.h | Attribute Array storage templated on type and compression codec |
AttributeArrayString.h | Attribute array storage for string data using Descriptor Metadata |
AttributeGroup.h | Attribute Group access and filtering for iteration |
AttributeRegistry.h | These classes contain lists of expected attributes and volumes which are populated by compiler during its internal code generation. These will then be requested from the inputs to the executable when execute is called. In this way, accesses are requested at execution time, allowing the executable objects to be shared and stored |
AttributeSet.h | Set of Attribute Arrays which tracks metadata about each array |
AttributeTransferUtil.h | Utility methods used by the From/To Polygons and From Particles SOPs |
ax.h | Single header include which provides methods for initializing AX and running a full AX pipeline (pasrsing, compiling and executing) across standard OpenVDB Grid types |
axparser.h | |
BBox.h | |
ChangeBackground.h | Efficient multi-threaded replacement of the background values in tree |
Clip.h | Functions to clip a grid against a bounding box, a camera frustum, or another grid's active voxel topology |
Compiler.h | The OpenVDB AX Compiler class provides methods to generate AX executables from a provided AX AST (or directly from a given string). The class object exists to cache various structures, primarily LLVM constructs, which benefit from existing across additional compilation runs |
CompilerOptions.h | OpenVDB AX Compiler Options |
Composite.h | Functions to efficiently perform various compositing operations on grids |
Compression.h | |
ComputeGenerator.h | The core visitor framework for code generation |
ConjGradient.h | Preconditioned conjugate gradient solver (solves Ax = b using the conjugate gradient method with one of a selection of preconditioners) |
ConstantFolding.h | Constant folding for C++ bindings |
Coord.h | |
CpuTimer.h | |
CustomData.h | Access to the CustomData class which can provide custom user user data to the OpenVDB AX Compiler |
DDA.h | Digital Differential Analyzers specialized for VDB |
DelayedLoadMetadata.h | |
Dense.h | This file defines a simple dense grid and efficient converters to and from VDB grids |
DenseSparseTools.h | |
Diagnostics.h | Various diagnostic tools to identify potential issues with for example narrow-band level sets or fog volumes |
openvdb/Exceptions.h | |
ax/openvdb_ax/Exceptions.h | OpenVDB AX Exceptions |
FastSweeping.h | Defined the six functions {fog,sdf}To{Sdf,Ext,SdfAndExt} in addition to the two functions maskSdf and dilateSdf. Sdf denotes a signed-distance field (i.e. negative values are inside), fog is a scalar fog volume (i.e. higher values are inside), and Ext is a field (of arbitrary type) that is extended off the iso-surface. All these functions are implemented with the methods in the class named FastSweeping |
File.h | |
Filter.h | Filtering of VDB volumes. Note that only the values in the grid are changed, not its topology! All operations can optionally be masked with another grid that acts as an alpha-mask |
FindActiveValues.h | Finds the active values and tiles in a tree that intersects a bounding box. Methods are provided that count the number of active values and tiles, test for the existence of active values and tiles, and return a list of the active tiles that intersect a bbox |
FiniteDifference.h | |
Formats.h | Utility routines to output nicely-formatted numeric values |
FunctionRegistry.h | Contains the global function registration definition which described all available user front end functions |
Functions.h | Contains the function objects that define the functions used in compute function generation, to be inserted into the FunctionRegistry. These define general purpose functions such as math functions |
FunctionTypes.h | Contains frameworks for creating custom AX functions which can be registered within the FunctionRegistry and used during code generation. The intended and safest way to build a function is to use the FunctionBuilder struct with its addSignature methods. Note that the derived Function classes provided can also be subclassed for more granular control, however may be subject to more substantial API changes |
GEO_PrimVDB.h | |
GeometryUtil.h | Utility methods and tools for geometry processing |
Grid.h | |
GridDescriptor.h | |
GridOperators.h | Apply an operator to an input grid to produce an output grid with the same active voxel topology but a potentially different value type |
GridTransformer.h | |
GT_GEOPrimCollectVDB.h | |
GU_PrimVDB.h | |
GU_VDBPointTools.h | Collection of PointIndexGrid helpers for Houdini |
IndexFilter.h | Index filters primarily designed to be used with a FilterIndexIter |
IndexIterator.h | Index Iterators |
InternalNode.h | Internal table nodes for OpenVDB trees |
Interpolation.h | |
io.h | |
Iterator.h | |
LeafBuffer.h | |
LeafManager.h | A LeafManager manages a linear array of pointers to a given tree's leaf nodes, as well as optional auxiliary buffers (one or more per leaf) that can be swapped with the leaf nodes' voxel data buffers |
LeafNode.h | |
LeafNodeBool.h | |
LeafNodeMask.h | |
LegacyFrustum.h | |
LevelSetAdvect.h | Hyperbolic advection of narrow-band level sets |
LevelSetFilter.h | Performs various types of level set deformations with interface tracking. These unrestricted deformations include surface smoothing (e.g., Laplacian flow), filtering (e.g., mean value) and morphological operations (e.g., morphological opening). All these operations can optionally be masked with another grid that acts as an alpha-mask |
LevelSetFracture.h | Divide volumes represented by level set grids into multiple, disjoint pieces by intersecting them with one or more "cutter" volumes, also represented by level sets |
LevelSetMeasure.h | |
LevelSetMorph.h | Shape morphology of level sets. Morphing from a source narrow-band level sets to a target narrow-band level set |
LevelSetPlatonic.h | Generate a narrow-band level sets of the five platonic solids |
LevelSetRebuild.h | |
LevelSetSphere.h | Generate a narrow-band level set of sphere |
LevelSetTracker.h | Performs multi-threaded interface tracking of narrow band level sets. This is the building-block for most level set computations that involve dynamic topology, e.g. advection |
LevelSetUtil.h | Miscellaneous utility methods that operate primarily or exclusively on level set grids |
Logger.h | Logging system to collect errors and warnings throughout the different stages of parsing and compilation |
logging.h | |
Maps.h | |
MapsUtil.h | |
Mask.h | Construct boolean mask grids from grids of arbitrary type |
Mat.h | |
Mat3.h | |
Mat4.h | |
Math.h | General-purpose arithmetic and comparison routines, most of which accept arbitrary value types (or at least arbitrary numeric value types) |
Merge.h | Functions to efficiently merge grids |
MeshToVolume.h | Convert polygonal meshes that consist of quads and/or triangles into signed or unsigned distance field volumes |
Metadata.h | |
MetaMap.h | |
Morphology.h | Implementation of morphological dilation and erosion |
MultiResGrid.h | Multi-resolution grid that contains LoD sequences of trees with powers of two refinements |
Name.h | |
NodeManager.h | NodeManager produces linear arrays of all tree nodes allowing for efficient threading and bottom-up processing |
NodeMasks.h | |
NodeUnion.h | |
NullInterrupter.h | |
OpenSimplexNoise.h | Methods for generating OpenSimplexNoise (n-dimensional gradient noise) |
openvdb.h | |
Operators.h | |
PagedArray.h | Concurrent, page-based, dynamically-sized linear data structure with O(1) random access and STL-compliant iterators. It is primarily intended for applications that involve multi-threading push_back of (a possibly unkown number of) elements into a dynamically growing linear array, and fast random access to said elements |
ParmFactory.h | A collection of factory methods and helper functions to simplify Houdini plugin development and maintenance |
Parse.h | Parsing methods for creating abstract syntax trees out of AX code |
ParticleAtlas.h | Space-partitioning acceleration structure for particles, points with radius. Partitions particle indices into voxels to accelerate range and nearest neighbor searches |
ParticlesToLevelSet.h | Rasterize particles with position, radius and velocity into either a boolean mask grid or a narrow-band level set grid |
Platform.h | |
PlatformConfig.h | |
points/PointAdvect.h | Ability to advect VDB Points through a velocity field |
tools/PointAdvect.h | Class PointAdvect advects points (with position) in a static velocity field |
PointAttribute.h | Point attribute manipulation in a VDB Point Grid |
PointComputeGenerator.h | The visitor framework and function definition for point data grid code generation |
PointConversion.h | Convert points and attributes to and from VDB Point Data grids |
PointCount.h | Methods for counting points in VDB Point grids |
PointDataGrid.h | Attribute-owned data structure for points. Point attributes are stored in leaf nodes and ordered by voxel for fast random and sequential access |
PointDelete.h | Methods for deleting points based on group membership |
PointExecutable.h | The PointExecutable, produced by the OpenVDB AX Compiler for execution over OpenVDB Points Grids |
PointGroup.h | Point group manipulation in a VDB Point Grid |
PointIndexGrid.h | Space-partitioning acceleration structure for points. Partitions the points into voxels to accelerate range and nearest neighbor searches |
PointLeafLocalData.h | Thread/Leaf local data used during execution over OpenVDB Points |
PointMask.h | Methods for extracting masks from VDB Point grids |
PointMove.h | Ability to move VDB Points using a custom deformer |
PointPartitioner.h | Spatially partitions points using a parallel radix-based sorting algorithm |
PointSample.h | Sample a VDB Grid onto a VDB Points attribute |
points/PointScatter.h | Various point scattering methods for generating VDB Points |
tools/PointScatter.h | We offer three different algorithms (each in its own class) for scattering of points in active voxels: |
PointsToMask.h | This tool produces a grid where every voxel that contains a point is active. It employes thread-local storage for best performance |
PointUtils.h | Utility classes and functions for OpenVDB Points Houdini plugins |
PoissonSolver.h | Solve Poisson's equation ∇^{2}x = b for x, where b is a vector comprising the values of all of the active voxels in a grid |
PotentialFlow.h | Tools for creating potential flow fields through solving Laplace's equation |
PrintTree.h | Various tools which traverse an AX AST and report information back to a std::ostream |
Proximity.h | |
Prune.h | Defined various multi-threaded utility functions for trees |
pyopenvdb.h | Glue functions for access to pyOpenVDB objects from C++ code |
QuantizedUnitVec.h | |
Quat.h | |
Queue.h | |
Ray.h | A Ray class |
RayIntersector.h | Accelerated intersection of a ray with a narrow-band level set or a generic (e.g. density) volume. This will of course be useful for respectively surface and volume rendering |
RayTracer.h | Defines two simple but multithreaded renders, a level-set ray tracer and a volume render. To support these renders we also define perspective and orthographic cameras (both designed to mimic a Houdini camera), a Film class and some rather naive shaders |
RootNode.h | The root node of an OpenVDB tree |
Scanners.h | Retrieve intrinsic information from AX AST by performing various traversal algorithms |
SignedFloodFill.h | Propagate the signs of distance values from the active voxels in the narrow band to the inactive values outside the narrow band |
SOP_NodeVDB.h | Base class for OpenVDB plugins |
SOP_VDBVerbUtils.h | |
Statistics.h | Functions to efficiently compute histograms, extremas (min/max) and statistics (mean, variance, etc.) of grid values |
Stats.h | Classes to compute statistics and histograms |
Stencils.h | Defines various finite difference stencils by means of the "curiously recurring template pattern" on a BaseStencil that caches stencil values and stores a ValueAccessor for fast lookup |
Stream.h | |
StreamCompression.h | Convenience wrappers to using Blosc and reading and writing of Paged data |
SymbolTable.h | Contains the symbol table which holds mappings of variables names to llvm::Values |
TempFile.h | |
Tokens.h | Various function and operator tokens used throughout the AST and code generation |
TopologyToLevelSet.h | This tool generates a narrow-band signed distance field / level set from the interface between active and inactive voxels in a vdb grid |
Transform.h | |
Tree.h | |
TreeIterator.h | |
Tuple.h | |
TypeList.h | A TypeList provides a compile time sequence of heterogeneous types which can be accessed, transformed and executed over in various ways. It incorporates a subset of functionality similar to boost::mpl::vector however provides most of its content through using declarations rather than additional typed classes |
openvdb/Types.h | |
ax/openvdb_ax/codegen/Types.h | Consolidated llvm types for most supported types |
UT_VDBTools.h | Less commonly-used utility classes and functions for OpenVDB plugins |
UT_VDBUtils.h | |
util.h | Test utilities |
Util.h | |
openvdb_houdini/openvdb_houdini/Utils.h | Utility classes and functions for OpenVDB plugins |
openvdb_ax/openvdb_ax/codegen/Utils.h | Utility code generation methods for performing various llvm operations |
ValueAccessor.h | |
ValueTransformer.h | |
Vec2.h | |
Vec3.h | |
Vec4.h | |
VectorTransformer.h | |
VelocityFields.h | Defines two simple wrapper classes for advection velocity fields as well as VelocitySampler and VelocityIntegrator |
version.h | Library and file format version numbers |
Visitor.h | Contains the AX AST Node Visitor, providing default and customizable traversal and visitation methods on a AST hierarchy. Using the visitor pattern is the recommended way to implement custom operations on AST nodes |
VolumeAdvect.h | Sparse hyperbolic advection of volumes, e.g. a density or velocity (vs a level set interface) |
VolumeComputeGenerator.h | The visitor framework and function definition for volume grid code generation |
VolumeExecutable.h | The VolumeExecutable, produced by the OpenVDB AX Compiler for execution over Numerical OpenVDB Grids |
VolumeToMesh.h | Extract polygonal surfaces from scalar volumes |
VolumeToSpheres.h | Fill a closed level set or fog volume with adaptively-sized spheres |