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Tree.h
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// Copyright Contributors to the OpenVDB Project
// SPDX-License-Identifier: MPL-2.0
/// @file tree/Tree.h
#ifndef OPENVDB_TREE_TREE_HAS_BEEN_INCLUDED
#define OPENVDB_TREE_TREE_HAS_BEEN_INCLUDED
#include <openvdb/Types.h>
#include <openvdb/Metadata.h>
#include <openvdb/math/Math.h>
#include <openvdb/math/BBox.h>
#include <openvdb/tools/Count.h> // tools::countActiveVoxels(), tools::memUsage(), tools::minMax()
#include <openvdb/util/Formats.h>
#include <openvdb/util/logging.h>
#include <openvdb/Platform.h>
#include "RootNode.h"
#include "InternalNode.h"
#include "LeafNode.h"
#include "TreeIterator.h"
#include "ValueAccessor.h"
#include <tbb/concurrent_hash_map.h>
#include <cstdint>
#include <iostream>
#include <mutex>
#include <sstream>
#include <vector>
namespace openvdb {
OPENVDB_USE_VERSION_NAMESPACE
namespace OPENVDB_VERSION_NAME {
namespace tree {
/// @brief Base class for typed trees
class OPENVDB_API TreeBase
{
public:
using Ptr = SharedPtr<TreeBase>;
using ConstPtr = SharedPtr<const TreeBase>;
TreeBase() = default;
TreeBase(const TreeBase&) = default;
TreeBase& operator=(const TreeBase&) = delete; // disallow assignment
virtual ~TreeBase() = default;
/// Return the name of this tree's type.
virtual const Name& type() const = 0;
/// Return the name of the type of a voxel's value (e.g., "float" or "vec3d").
virtual Name valueType() const = 0;
/// Return @c true if this tree is of the same type as the template parameter.
template<typename TreeType>
bool isType() const { return (this->type() == TreeType::treeType()); }
/// Return a pointer to a deep copy of this tree
virtual TreeBase::Ptr copy() const = 0;
//
// Tree methods
//
/// @brief Return this tree's background value wrapped as metadata.
/// @note Query the metadata object for the value's type.
virtual Metadata::Ptr getBackgroundValue() const { return Metadata::Ptr(); }
/// @brief Return in @a bbox the axis-aligned bounding box of all
/// active tiles and leaf nodes with active values.
/// @details This is faster than calling evalActiveVoxelBoundingBox,
/// which visits the individual active voxels, and hence
/// evalLeafBoundingBox produces a less tight, i.e. approximate, bbox.
/// @return @c false if the bounding box is empty (in which case
/// the bbox is set to its default value).
virtual bool evalLeafBoundingBox(CoordBBox& bbox) const = 0;
/// @brief Return in @a dim the dimensions of the axis-aligned bounding box
/// of all leaf nodes.
/// @return @c false if the bounding box is empty.
virtual bool evalLeafDim(Coord& dim) const = 0;
/// @brief Return in @a bbox the axis-aligned bounding box of all
/// active voxels and tiles.
/// @details This method produces a more accurate, i.e. tighter,
/// bounding box than evalLeafBoundingBox which is approximate but
/// faster.
/// @return @c false if the bounding box is empty (in which case
/// the bbox is set to its default value).
virtual bool evalActiveVoxelBoundingBox(CoordBBox& bbox) const = 0;
/// @brief Return in @a dim the dimensions of the axis-aligned bounding box of all
/// active voxels. This is a tighter bounding box than the leaf node bounding box.
/// @return @c false if the bounding box is empty.
virtual bool evalActiveVoxelDim(Coord& dim) const = 0;
virtual void getIndexRange(CoordBBox& bbox) const = 0;
/// @brief Replace with background tiles any nodes whose voxel buffers
/// have not yet been allocated.
/// @details Typically, unallocated nodes are leaf nodes whose voxel buffers
/// are not yet resident in memory because delayed loading is in effect.
/// @sa readNonresidentBuffers, io::File::open
virtual void clipUnallocatedNodes() = 0;
/// Return the total number of unallocated leaf nodes residing in this tree.
virtual Index32 unallocatedLeafCount() const = 0;
//
// Statistics
//
/// @brief Return the depth of this tree.
///
/// A tree with only a root node and leaf nodes has depth 2, for example.
virtual Index treeDepth() const = 0;
/// Return the number of leaf nodes.
virtual Index32 leafCount() const = 0;
/// Return a vector with node counts. The number of nodes of type NodeType
/// is given as element NodeType::LEVEL in the return vector. Thus, the size
/// of this vector corresponds to the height (or depth) of this tree.
virtual std::vector<Index32> nodeCount() const = 0;
/// Return the number of non-leaf nodes.
virtual Index32 nonLeafCount() const = 0;
/// Return the number of active voxels stored in leaf nodes.
virtual Index64 activeLeafVoxelCount() const = 0;
/// Return the number of inactive voxels stored in leaf nodes.
virtual Index64 inactiveLeafVoxelCount() const = 0;
/// Return the total number of active voxels.
virtual Index64 activeVoxelCount() const = 0;
/// Return the number of inactive voxels within the bounding box of all active voxels.
virtual Index64 inactiveVoxelCount() const = 0;
/// Return the total number of active tiles.
virtual Index64 activeTileCount() const = 0;
/// Return the total amount of memory in bytes occupied by this tree.
virtual Index64 memUsage() const { return 0; }
//
// I/O methods
//
/// @brief Read the tree topology from a stream.
///
/// This will read the tree structure and tile values, but not voxel data.
virtual void readTopology(std::istream&, bool saveFloatAsHalf = false);
/// @brief Write the tree topology to a stream.
///
/// This will write the tree structure and tile values, but not voxel data.
virtual void writeTopology(std::ostream&, bool saveFloatAsHalf = false) const;
/// Read all data buffers for this tree.
virtual void readBuffers(std::istream&, bool saveFloatAsHalf = false) = 0;
/// Read all of this tree's data buffers that intersect the given bounding box.
virtual void readBuffers(std::istream&, const CoordBBox&, bool saveFloatAsHalf = false) = 0;
/// @brief Read all of this tree's data buffers that are not yet resident in memory
/// (because delayed loading is in effect).
/// @details If this tree was read from a memory-mapped file, this operation
/// disconnects the tree from the file.
/// @sa clipUnallocatedNodes, io::File::open, io::MappedFile
virtual void readNonresidentBuffers() const = 0;
/// Write out all the data buffers for this tree.
virtual void writeBuffers(std::ostream&, bool saveFloatAsHalf = false) const = 0;
/// @brief Print statistics, memory usage and other information about this tree.
/// @param os a stream to which to write textual information
/// @param verboseLevel 1: print tree configuration only;
/// 2: include node and voxel statistics;
/// 3: include memory usage;
/// 4: include minimum and maximum voxel values
/// @warning @a verboseLevel 4 forces loading of any unallocated nodes.
virtual void print(std::ostream& os = std::cout, int verboseLevel = 1) const;
};
////////////////////////////////////////
template<typename _RootNodeType>
class Tree: public TreeBase
{
public:
using Ptr = SharedPtr<Tree>;
using ConstPtr = SharedPtr<const Tree>;
using RootNodeType = _RootNodeType;
using ValueType = typename RootNodeType::ValueType;
using BuildType = typename RootNodeType::BuildType;
using LeafNodeType = typename RootNodeType::LeafNodeType;
static const Index DEPTH = RootNodeType::LEVEL + 1;
/// @brief ValueConverter<T>::Type is the type of a tree having the same
/// hierarchy as this tree but a different value type, T.
///
/// For example, FloatTree::ValueConverter<double>::Type is equivalent to DoubleTree.
/// @note If the source tree type is a template argument, it might be necessary
/// to write "typename SourceTree::template ValueConverter<T>::Type".
template<typename OtherValueType>
struct ValueConverter {
using Type = Tree<typename RootNodeType::template ValueConverter<OtherValueType>::Type>;
};
Tree() {}
Tree& operator=(const Tree&) = delete; // disallow assignment
/// Deep copy constructor
Tree(const Tree& other): TreeBase(other), mRoot(other.mRoot)
{
}
/// @brief Value conversion deep copy constructor
///
/// Deep copy a tree of the same configuration as this tree type but a different
/// ValueType, casting the other tree's values to this tree's ValueType.
/// @throw TypeError if the other tree's configuration doesn't match this tree's
/// or if this tree's ValueType is not constructible from the other tree's ValueType.
template<typename OtherRootType>
explicit Tree(const Tree<OtherRootType>& other): TreeBase(other), mRoot(other.root())
{
}
/// @brief Topology copy constructor from a tree of a different type
///
/// Copy the structure, i.e., the active states of tiles and voxels, of another
/// tree of a possibly different type, but don't copy any tile or voxel values.
/// Instead, initialize tiles and voxels with the given active and inactive values.
/// @param other a tree having (possibly) a different ValueType
/// @param inactiveValue background value for this tree, and the value to which
/// all inactive tiles and voxels are initialized
/// @param activeValue value to which active tiles and voxels are initialized
/// @throw TypeError if the other tree's configuration doesn't match this tree's.
template<typename OtherTreeType>
Tree(const OtherTreeType& other,
const ValueType& inactiveValue,
const ValueType& activeValue,
TopologyCopy):
TreeBase(other),
mRoot(other.root(), inactiveValue, activeValue, TopologyCopy())
{
}
/// @brief Topology copy constructor from a tree of a different type
///
/// @note This topology copy constructor is generally faster than
/// the one that takes both a foreground and a background value.
///
/// Copy the structure, i.e., the active states of tiles and voxels, of another
/// tree of a possibly different type, but don't copy any tile or voxel values.
/// Instead, initialize tiles and voxels with the given background value.
/// @param other a tree having (possibly) a different ValueType
/// @param background the value to which tiles and voxels are initialized
/// @throw TypeError if the other tree's configuration doesn't match this tree's.
template<typename OtherTreeType>
Tree(const OtherTreeType& other, const ValueType& background, TopologyCopy):
TreeBase(other),
mRoot(other.root(), background, TopologyCopy())
{
}
/// Empty tree constructor
Tree(const ValueType& background): mRoot(background) {}
~Tree() override { this->clear(); releaseAllAccessors(); }
/// Return a pointer to a deep copy of this tree
TreeBase::Ptr copy() const override { return TreeBase::Ptr(new Tree(*this)); }
/// Return the name of the type of a voxel's value (e.g., "float" or "vec3d")
Name valueType() const override { return typeNameAsString<ValueType>(); }
/// Return the name of this type of tree.
static const Name& treeType();
/// Return the name of this type of tree.
const Name& type() const override { return this->treeType(); }
bool operator==(const Tree&) const { OPENVDB_THROW(NotImplementedError, ""); }
bool operator!=(const Tree&) const { OPENVDB_THROW(NotImplementedError, ""); }
//@{
/// Return this tree's root node.
RootNodeType& root() { return mRoot; }
const RootNodeType& root() const { return mRoot; }
//@}
//
// Tree methods
//
/// @brief Return @c true if the given tree has the same node and active value
/// topology as this tree, whether or not it has the same @c ValueType.
template<typename OtherRootNodeType>
bool hasSameTopology(const Tree<OtherRootNodeType>& other) const;
bool evalLeafBoundingBox(CoordBBox& bbox) const override;
bool evalActiveVoxelBoundingBox(CoordBBox& bbox) const override;
bool evalActiveVoxelDim(Coord& dim) const override;
bool evalLeafDim(Coord& dim) const override;
/// @brief Traverse the type hierarchy of nodes, and return, in @a dims, a list
/// of the Log2Dims of nodes in order from RootNode to LeafNode.
/// @note Because RootNodes are resizable, the RootNode Log2Dim is 0 for all trees.
static void getNodeLog2Dims(std::vector<Index>& dims);
//
// I/O methods
//
/// @brief Read the tree topology from a stream.
///
/// This will read the tree structure and tile values, but not voxel data.
void readTopology(std::istream&, bool saveFloatAsHalf = false) override;
/// @brief Write the tree topology to a stream.
///
/// This will write the tree structure and tile values, but not voxel data.
void writeTopology(std::ostream&, bool saveFloatAsHalf = false) const override;
/// Read all data buffers for this tree.
void readBuffers(std::istream&, bool saveFloatAsHalf = false) override;
/// Read all of this tree's data buffers that intersect the given bounding box.
void readBuffers(std::istream&, const CoordBBox&, bool saveFloatAsHalf = false) override;
/// @brief Read all of this tree's data buffers that are not yet resident in memory
/// (because delayed loading is in effect).
/// @details If this tree was read from a memory-mapped file, this operation
/// disconnects the tree from the file.
/// @sa clipUnallocatedNodes, io::File::open, io::MappedFile
void readNonresidentBuffers() const override;
/// Write out all data buffers for this tree.
void writeBuffers(std::ostream&, bool saveFloatAsHalf = false) const override;
void print(std::ostream& os = std::cout, int verboseLevel = 1) const override;
//
// Statistics
//
/// @brief Return the depth of this tree.
///
/// A tree with only a root node and leaf nodes has depth 2, for example.
Index treeDepth() const override { return DEPTH; }
/// Return the number of leaf nodes.
Index32 leafCount() const override { return mRoot.leafCount(); }
/// Return a vector with node counts. The number of nodes of type NodeType
/// is given as element NodeType::LEVEL in the return vector. Thus, the size
/// of this vector corresponds to the height (or depth) of this tree.
std::vector<Index32> nodeCount() const override
{
std::vector<Index32> vec(DEPTH, 0);
mRoot.nodeCount( vec );
return vec;// Named Return Value Optimization
}
/// Return the number of non-leaf nodes.
Index32 nonLeafCount() const override { return mRoot.nonLeafCount(); }
/// Return the number of active voxels stored in leaf nodes.
Index64 activeLeafVoxelCount() const override { return tools::countActiveLeafVoxels(*this); }
/// Return the number of inactive voxels stored in leaf nodes.
Index64 inactiveLeafVoxelCount() const override { return tools::countInactiveLeafVoxels(*this); }
/// Return the total number of active voxels.
Index64 activeVoxelCount() const override { return tools::countActiveVoxels(*this); }
/// Return the number of inactive voxels within the bounding box of all active voxels.
Index64 inactiveVoxelCount() const override { return tools::countInactiveVoxels(*this); }
/// Return the total number of active tiles.
Index64 activeTileCount() const override { return tools::countActiveTiles(*this); }
/// Return the minimum and maximum active values in this tree.
OPENVDB_DEPRECATED_MESSAGE("Switch to tools::minMax. Use threaded = false for serial execution")
void evalMinMax(ValueType &min, ValueType &max) const;
Index64 memUsage() const override { return tools::memUsage(*this); }
//
// Voxel access methods (using signed indexing)
//
/// Return the value of the voxel at the given coordinates.
const ValueType& getValue(const Coord& xyz) const;
/// @brief Return the value of the voxel at the given coordinates
/// and update the given accessor's node cache.
template<typename AccessT> const ValueType& getValue(const Coord& xyz, AccessT&) const;
/// @brief Return the tree depth (0 = root) at which the value of voxel (x, y, z) resides.
/// @details If (x, y, z) isn't explicitly represented in the tree (i.e., it is
/// implicitly a background voxel), return -1.
int getValueDepth(const Coord& xyz) const;
/// Set the active state of the voxel at the given coordinates but don't change its value.
void setActiveState(const Coord& xyz, bool on);
/// Set the value of the voxel at the given coordinates but don't change its active state.
void setValueOnly(const Coord& xyz, const ValueType& value);
/// Mark the voxel at the given coordinates as active but don't change its value.
void setValueOn(const Coord& xyz);
/// Set the value of the voxel at the given coordinates and mark the voxel as active.
void setValueOn(const Coord& xyz, const ValueType& value);
/// Set the value of the voxel at the given coordinates and mark the voxel as active.
void setValue(const Coord& xyz, const ValueType& value);
/// @brief Set the value of the voxel at the given coordinates, mark the voxel as active,
/// and update the given accessor's node cache.
template<typename AccessT> void setValue(const Coord& xyz, const ValueType& value, AccessT&);
/// Mark the voxel at the given coordinates as inactive but don't change its value.
void setValueOff(const Coord& xyz);
/// Set the value of the voxel at the given coordinates and mark the voxel as inactive.
void setValueOff(const Coord& xyz, const ValueType& value);
/// @brief Apply a functor to the value of the voxel at the given coordinates
/// and mark the voxel as active.
/// @details Provided that the functor can be inlined, this is typically
/// significantly faster than calling getValue() followed by setValueOn().
/// @param xyz the coordinates of a voxel whose value is to be modified
/// @param op a functor of the form <tt>void op(ValueType&) const</tt> that modifies
/// its argument in place
/// @par Example:
/// @code
/// Coord xyz(1, 0, -2);
/// // Multiply the value of a voxel by a constant and mark the voxel as active.
/// floatTree.modifyValue(xyz, [](float& f) { f *= 0.25; }); // C++11
/// // Set the value of a voxel to the maximum of its current value and 0.25,
/// // and mark the voxel as active.
/// floatTree.modifyValue(xyz, [](float& f) { f = std::max(f, 0.25f); }); // C++11
/// @endcode
/// @note The functor is not guaranteed to be called only once.
/// @see tools::foreach()
template<typename ModifyOp>
void modifyValue(const Coord& xyz, const ModifyOp& op);
/// @brief Apply a functor to the voxel at the given coordinates.
/// @details Provided that the functor can be inlined, this is typically
/// significantly faster than calling getValue() followed by setValue().
/// @param xyz the coordinates of a voxel to be modified
/// @param op a functor of the form <tt>void op(ValueType&, bool&) const</tt> that
/// modifies its arguments, a voxel's value and active state, in place
/// @par Example:
/// @code
/// Coord xyz(1, 0, -2);
/// // Multiply the value of a voxel by a constant and mark the voxel as inactive.
/// floatTree.modifyValueAndActiveState(xyz,
/// [](float& f, bool& b) { f *= 0.25; b = false; }); // C++11
/// // Set the value of a voxel to the maximum of its current value and 0.25,
/// // but don't change the voxel's active state.
/// floatTree.modifyValueAndActiveState(xyz,
/// [](float& f, bool&) { f = std::max(f, 0.25f); }); // C++11
/// @endcode
/// @note The functor is not guaranteed to be called only once.
/// @see tools::foreach()
template<typename ModifyOp>
void modifyValueAndActiveState(const Coord& xyz, const ModifyOp& op);
/// @brief Get the value of the voxel at the given coordinates.
/// @return @c true if the value is active.
bool probeValue(const Coord& xyz, ValueType& value) const;
/// Return @c true if the value at the given coordinates is active.
bool isValueOn(const Coord& xyz) const { return mRoot.isValueOn(xyz); }
/// Return @c true if the value at the given coordinates is inactive.
bool isValueOff(const Coord& xyz) const { return !this->isValueOn(xyz); }
/// Return @c true if this tree has any active tiles.
bool hasActiveTiles() const { return mRoot.hasActiveTiles(); }
/// Set all voxels that lie outside the given axis-aligned box to the background.
void clip(const CoordBBox&);
/// @brief Replace with background tiles any nodes whose voxel buffers
/// have not yet been allocated.
/// @details Typically, unallocated nodes are leaf nodes whose voxel buffers
/// are not yet resident in memory because delayed loading is in effect.
/// @sa readNonresidentBuffers, io::File::open
void clipUnallocatedNodes() override;
/// Return the total number of unallocated leaf nodes residing in this tree.
Index32 unallocatedLeafCount() const override;
//@{
/// @brief Set all voxels within a given axis-aligned box to a constant value.
/// @param bbox inclusive coordinates of opposite corners of an axis-aligned box
/// @param value the value to which to set voxels within the box
/// @param active if true, mark voxels within the box as active,
/// otherwise mark them as inactive
/// @note This operation generates a sparse, but not always optimally sparse,
/// representation of the filled box. Follow fill operations with a prune()
/// operation for optimal sparseness.
void sparseFill(const CoordBBox& bbox, const ValueType& value, bool active = true);
void fill(const CoordBBox& bbox, const ValueType& value, bool active = true)
{
this->sparseFill(bbox, value, active);
}
//@}
/// @brief Set all voxels within a given axis-aligned box to a constant value
/// and ensure that those voxels are all represented at the leaf level.
/// @param bbox inclusive coordinates of opposite corners of an axis-aligned box.
/// @param value the value to which to set voxels within the box.
/// @param active if true, mark voxels within the box as active,
/// otherwise mark them as inactive.
/// @sa voxelizeActiveTiles()
void denseFill(const CoordBBox& bbox, const ValueType& value, bool active = true);
/// @brief Densify active tiles, i.e., replace them with leaf-level active voxels.
///
/// @param threaded if true, this operation is multi-threaded (over the internal nodes).
///
/// @warning This method can explode the tree's memory footprint, especially if it
/// contains active tiles at the upper levels (in particular the root level)!
///
/// @sa denseFill()
void voxelizeActiveTiles(bool threaded = true);
/// @brief Reduce the memory footprint of this tree by replacing with tiles
/// any nodes whose values are all the same (optionally to within a tolerance)
/// and have the same active state.
/// @warning Will soon be deprecated!
void prune(const ValueType& tolerance = zeroVal<ValueType>())
{
this->clearAllAccessors();
mRoot.prune(tolerance);
}
/// @brief Add the given leaf node to this tree, creating a new branch if necessary.
/// If a leaf node with the same origin already exists, replace it.
///
/// @warning Ownership of the leaf is transferred to the tree so
/// the client code should not attempt to delete the leaf pointer!
void addLeaf(LeafNodeType* leaf) { assert(leaf); mRoot.addLeaf(leaf); }
/// @brief Add a tile containing voxel (x, y, z) at the specified tree level,
/// creating a new branch if necessary. Delete any existing lower-level nodes
/// that contain (x, y, z).
/// @note @a level must be less than this tree's depth.
void addTile(Index level, const Coord& xyz, const ValueType& value, bool active);
/// @brief Return a pointer to the node of type @c NodeT that contains voxel (x, y, z)
/// and replace it with a tile of the specified value and state.
/// If no such node exists, leave the tree unchanged and return @c nullptr.
/// @note The caller takes ownership of the node and is responsible for deleting it.
template<typename NodeT>
NodeT* stealNode(const Coord& xyz, const ValueType& value, bool active);
/// @brief Return a pointer to the leaf node that contains voxel (x, y, z).
/// If no such node exists, create one that preserves the values and
/// active states of all voxels.
/// @details Use this method to preallocate a static tree topology over which to
/// safely perform multithreaded processing.
LeafNodeType* touchLeaf(const Coord& xyz);
//@{
/// @brief Return a pointer to the node of type @c NodeType that contains
/// voxel (x, y, z). If no such node exists, return @c nullptr.
template<typename NodeType> NodeType* probeNode(const Coord& xyz);
template<typename NodeType> const NodeType* probeConstNode(const Coord& xyz) const;
template<typename NodeType> const NodeType* probeNode(const Coord& xyz) const;
//@}
//@{
/// @brief Return a pointer to the leaf node that contains voxel (x, y, z).
/// If no such node exists, return @c nullptr.
LeafNodeType* probeLeaf(const Coord& xyz);
const LeafNodeType* probeConstLeaf(const Coord& xyz) const;
const LeafNodeType* probeLeaf(const Coord& xyz) const { return this->probeConstLeaf(xyz); }
//@}
//@{
/// @brief Adds all nodes of a certain type to a container with the following API:
/// @code
/// struct ArrayT {
/// using value_type = ...; // the type of node to be added to the array
/// void push_back(value_type nodePtr); // add a node to the array
/// };
/// @endcode
/// @details An example of a wrapper around a c-style array is:
/// @code
/// struct MyArray {
/// using value_type = LeafType*;
/// value_type* ptr;
/// MyArray(value_type* array) : ptr(array) {}
/// void push_back(value_type leaf) { *ptr++ = leaf; }
///};
/// @endcode
/// @details An example that constructs a list of pointer to all leaf nodes is:
/// @code
/// std::vector<const LeafNodeType*> array;//most std contains have the required API
/// array.reserve(tree.leafCount());//this is a fast preallocation.
/// tree.getNodes(array);
/// @endcode
template<typename ArrayT> void getNodes(ArrayT& array) { mRoot.getNodes(array); }
template<typename ArrayT> void getNodes(ArrayT& array) const { mRoot.getNodes(array); }
//@}
/// @brief Steals all nodes of a certain type from the tree and
/// adds them to a container with the following API:
/// @code
/// struct ArrayT {
/// using value_type = ...; // the type of node to be added to the array
/// void push_back(value_type nodePtr); // add a node to the array
/// };
/// @endcode
/// @details An example of a wrapper around a c-style array is:
/// @code
/// struct MyArray {
/// using value_type = LeafType*;
/// value_type* ptr;
/// MyArray(value_type* array) : ptr(array) {}
/// void push_back(value_type leaf) { *ptr++ = leaf; }
///};
/// @endcode
/// @details An example that constructs a list of pointer to all leaf nodes is:
/// @code
/// std::vector<const LeafNodeType*> array;//most std contains have the required API
/// array.reserve(tree.leafCount());//this is a fast preallocation.
/// tree.stealNodes(array);
/// @endcode
template<typename ArrayT>
void stealNodes(ArrayT& array) { this->clearAllAccessors(); mRoot.stealNodes(array); }
template<typename ArrayT>
void stealNodes(ArrayT& array, const ValueType& value, bool state)
{
this->clearAllAccessors();
mRoot.stealNodes(array, value, state);
}
//
// Aux methods
//
/// @brief Return @c true if this tree contains no nodes other than
/// the root node and no tiles other than background tiles.
bool empty() const { return mRoot.empty(); }
/// Remove all tiles from this tree and all nodes other than the root node.
void clear();
/// Clear all registered accessors.
void clearAllAccessors();
//@{
/// @brief Register an accessor for this tree. Registered accessors are
/// automatically cleared whenever one of this tree's nodes is deleted.
void attachAccessor(ValueAccessorBase<Tree, true>&) const;
void attachAccessor(ValueAccessorBase<const Tree, true>&) const;
//@}
//@{
/// Dummy implementations
void attachAccessor(ValueAccessorBase<Tree, false>&) const {}
void attachAccessor(ValueAccessorBase<const Tree, false>&) const {}
//@}
//@{
/// Deregister an accessor so that it is no longer automatically cleared.
void releaseAccessor(ValueAccessorBase<Tree, true>&) const;
void releaseAccessor(ValueAccessorBase<const Tree, true>&) const;
//@}
//@{
/// Dummy implementations
void releaseAccessor(ValueAccessorBase<Tree, false>&) const {}
void releaseAccessor(ValueAccessorBase<const Tree, false>&) const {}
//@}
/// @brief Return this tree's background value wrapped as metadata.
/// @note Query the metadata object for the value's type.
Metadata::Ptr getBackgroundValue() const override;
/// @brief Return this tree's background value.
///
/// @note Use tools::changeBackground to efficiently modify the
/// background values. Else use tree.root().setBackground, which
/// is serial and hence slower.
const ValueType& background() const { return mRoot.background(); }
/// Min and max are both inclusive.
void getIndexRange(CoordBBox& bbox) const override { mRoot.getIndexRange(bbox); }
/// @brief Efficiently merge another tree into this tree using one of several schemes.
/// @details This operation is primarily intended to combine trees that are mostly
/// non-overlapping (for example, intermediate trees from computations that are
/// parallelized across disjoint regions of space).
/// @note This operation is not guaranteed to produce an optimally sparse tree.
/// Follow merge() with prune() for optimal sparseness.
/// @warning This operation always empties the other tree.
void merge(Tree& other, MergePolicy = MERGE_ACTIVE_STATES);
/// @brief Union this tree's set of active values with the active values
/// of the other tree, whose @c ValueType may be different.
/// @details The resulting state of a value is active if the corresponding value
/// was already active OR if it is active in the other tree. Also, a resulting
/// value maps to a voxel if the corresponding value already mapped to a voxel
/// OR if it is a voxel in the other tree. Thus, a resulting value can only
/// map to a tile if the corresponding value already mapped to a tile
/// AND if it is a tile value in other tree.
///
/// @note This operation modifies only active states, not values.
/// Specifically, active tiles and voxels in this tree are not changed, and
/// tiles or voxels that were inactive in this tree but active in the other tree
/// are marked as active in this tree but left with their original values.
///
/// @note If preserveTiles is true, any active tile in this topology
/// will not be densified by overlapping child topology.
template<typename OtherRootNodeType>
void topologyUnion(const Tree<OtherRootNodeType>& other, const bool preserveTiles = false);
/// @brief Intersects this tree's set of active values with the active values
/// of the other tree, whose @c ValueType may be different.
/// @details The resulting state of a value is active only if the corresponding
/// value was already active AND if it is active in the other tree. Also, a
/// resulting value maps to a voxel if the corresponding value
/// already mapped to an active voxel in either of the two grids
/// and it maps to an active tile or voxel in the other grid.
///
/// @note This operation can delete branches in this grid if they
/// overlap with inactive tiles in the other grid. Likewise active
/// voxels can be turned into inactive voxels resulting in leaf
/// nodes with no active values. Thus, it is recommended to
/// subsequently call tools::pruneInactive.
template<typename OtherRootNodeType>
void topologyIntersection(const Tree<OtherRootNodeType>& other);
/// @brief Difference this tree's set of active values with the active values
/// of the other tree, whose @c ValueType may be different. So a
/// resulting voxel will be active only if the original voxel is
/// active in this tree and inactive in the other tree.
///
/// @note This operation can delete branches in this grid if they
/// overlap with active tiles in the other grid. Likewise active
/// voxels can be turned into inactive voxels resulting in leaf
/// nodes with no active values. Thus, it is recommended to
/// subsequently call tools::pruneInactive.
template<typename OtherRootNodeType>
void topologyDifference(const Tree<OtherRootNodeType>& other);
/// For a given function @c f, use sparse traversal to compute <tt>f(this, other)</tt>
/// over all corresponding pairs of values (tile or voxel) of this tree and the other tree
/// and store the result in this tree.
/// This method is typically more space-efficient than the two-tree combine2(),
/// since it moves rather than copies nodes from the other tree into this tree.
/// @note This operation always empties the other tree.
/// @param other a tree of the same type as this tree
/// @param op a functor of the form <tt>void op(const T& a, const T& b, T& result)</tt>,
/// where @c T is this tree's @c ValueType, that computes
/// <tt>result = f(a, b)</tt>
/// @param prune if true, prune the resulting tree one branch at a time (this is usually
/// more space-efficient than pruning the entire tree in one pass)
///
/// @par Example:
/// Compute the per-voxel difference between two floating-point trees,
/// @c aTree and @c bTree, and store the result in @c aTree (leaving @c bTree empty).
/// @code
/// {
/// struct Local {
/// static inline void diff(const float& a, const float& b, float& result) {
/// result = a - b;
/// }
/// };
/// aTree.combine(bTree, Local::diff);
/// }
/// @endcode
///
/// @par Example:
/// Compute <tt>f * a + (1 - f) * b</tt> over all voxels of two floating-point trees,
/// @c aTree and @c bTree, and store the result in @c aTree (leaving @c bTree empty).
/// @code
/// namespace {
/// struct Blend {
/// Blend(float f): frac(f) {}
/// inline void operator()(const float& a, const float& b, float& result) const {
/// result = frac * a + (1.0 - frac) * b;
/// }
/// float frac;
/// };
/// }
/// {
/// aTree.combine(bTree, Blend(0.25)); // 0.25 * a + 0.75 * b
/// }
/// @endcode
template<typename CombineOp>
void combine(Tree& other, CombineOp& op, bool prune = false);
template<typename CombineOp>
void combine(Tree& other, const CombineOp& op, bool prune = false);
/// Like combine(), but with
/// @param other a tree of the same type as this tree
/// @param op a functor of the form <tt>void op(CombineArgs<ValueType>& args)</tt> that
/// computes <tt>args.setResult(f(args.a(), args.b()))</tt> and, optionally,
/// <tt>args.setResultIsActive(g(args.aIsActive(), args.bIsActive()))</tt>
/// for some functions @c f and @c g
/// @param prune if true, prune the resulting tree one branch at a time (this is usually
/// more space-efficient than pruning the entire tree in one pass)
///
/// This variant passes not only the @em a and @em b values but also the active states
/// of the @em a and @em b values to the functor, which may then return, by calling
/// @c args.setResultIsActive(), a computed active state for the result value.
/// By default, the result is active if either the @em a or the @em b value is active.
///
/// @see openvdb/Types.h for the definition of the CombineArgs struct.
///
/// @par Example:
/// Replace voxel values in floating-point @c aTree with corresponding values
/// from floating-point @c bTree (leaving @c bTree empty) wherever the @c bTree
/// values are larger. Also, preserve the active states of any transferred values.
/// @code
/// {
/// struct Local {
/// static inline void max(CombineArgs<float>& args) {
/// if (args.b() > args.a()) {
/// // Transfer the B value and its active state.
/// args.setResult(args.b());
/// args.setResultIsActive(args.bIsActive());
/// } else {
/// // Preserve the A value and its active state.
/// args.setResult(args.a());
/// args.setResultIsActive(args.aIsActive());
/// }
/// }
/// };
/// aTree.combineExtended(bTree, Local::max);
/// }
/// @endcode
template<typename ExtendedCombineOp>
void combineExtended(Tree& other, ExtendedCombineOp& op, bool prune = false);
template<typename ExtendedCombineOp>
void combineExtended(Tree& other, const ExtendedCombineOp& op, bool prune = false);
/// For a given function @c f, use sparse traversal to compute <tt>f(a, b)</tt> over all
/// corresponding pairs of values (tile or voxel) of trees A and B and store the result
/// in this tree.
/// @param a,b two trees with the same configuration (levels and node dimensions)
/// as this tree but with the B tree possibly having a different value type
/// @param op a functor of the form <tt>void op(const T1& a, const T2& b, T1& result)</tt>,
/// where @c T1 is this tree's and the A tree's @c ValueType and @c T2 is the
/// B tree's @c ValueType, that computes <tt>result = f(a, b)</tt>
/// @param prune if true, prune the resulting tree one branch at a time (this is usually
/// more space-efficient than pruning the entire tree in one pass)
///
/// @throw TypeError if the B tree's configuration doesn't match this tree's
/// or if this tree's ValueType is not constructible from the B tree's ValueType.
///
/// @par Example:
/// Compute the per-voxel difference between two floating-point trees,
/// @c aTree and @c bTree, and store the result in a third tree.
/// @code
/// {
/// struct Local {
/// static inline void diff(const float& a, const float& b, float& result) {
/// result = a - b;
/// }
/// };
/// FloatTree resultTree;
/// resultTree.combine2(aTree, bTree, Local::diff);
/// }
/// @endcode
template<typename CombineOp, typename OtherTreeType /*= Tree*/>
void combine2(const Tree& a, const OtherTreeType& b, CombineOp& op, bool prune = false);
template<typename CombineOp, typename OtherTreeType /*= Tree*/>
void combine2(const Tree& a, const OtherTreeType& b, const CombineOp& op, bool prune = false);
/// Like combine2(), but with
/// @param a,b two trees with the same configuration (levels and node dimensions)
/// as this tree but with the B tree possibly having a different value type
/// @param op a functor of the form <tt>void op(CombineArgs<T1, T2>& args)</tt>, where
/// @c T1 is this tree's and the A tree's @c ValueType and @c T2 is the B tree's
/// @c ValueType, that computes <tt>args.setResult(f(args.a(), args.b()))</tt>
/// and, optionally,
/// <tt>args.setResultIsActive(g(args.aIsActive(), args.bIsActive()))</tt>
/// for some functions @c f and @c g
/// @param prune if true, prune the resulting tree one branch at a time (this is usually
/// more space-efficient than pruning the entire tree in one pass)
/// This variant passes not only the @em a and @em b values but also the active states
/// of the @em a and @em b values to the functor, which may then return, by calling
/// <tt>args.setResultIsActive()</tt>, a computed active state for the result value.
/// By default, the result is active if either the @em a or the @em b value is active.
///
/// @throw TypeError if the B tree's configuration doesn't match this tree's
/// or if this tree's ValueType is not constructible from the B tree's ValueType.
///
/// @see openvdb/Types.h for the definition of the CombineArgs struct.
///
/// @par Example:
/// Compute the per-voxel maximum values of two single-precision floating-point trees,
/// @c aTree and @c bTree, and store the result in a third tree. Set the active state
/// of each output value to that of the larger of the two input values.
/// @code
/// {
/// struct Local {
/// static inline void max(CombineArgs<float>& args) {
/// if (args.b() > args.a()) {
/// // Transfer the B value and its active state.
/// args.setResult(args.b());
/// args.setResultIsActive(args.bIsActive());
/// } else {
/// // Preserve the A value and its active state.
/// args.setResult(args.a());
/// args.setResultIsActive(args.aIsActive());
/// }
/// }
/// };
/// FloatTree aTree = ...;
/// FloatTree bTree = ...;
/// FloatTree resultTree;
/// resultTree.combine2Extended(aTree, bTree, Local::max);
/// }
/// @endcode
///
/// @par Example:
/// Compute the per-voxel maximum values of a double-precision and a single-precision
/// floating-point tree, @c aTree and @c bTree, and store the result in a third,
/// double-precision tree. Set the active state of each output value to that of
/// the larger of the two input values.
/// @code
/// {
/// struct Local {
/// static inline void max(CombineArgs<double, float>& args) {
/// if (args.b() > args.a()) {
/// // Transfer the B value and its active state.
/// args.setResult(args.b());
/// args.setResultIsActive(args.bIsActive());
/// } else {
/// // Preserve the A value and its active state.
/// args.setResult(args.a());
/// args.setResultIsActive(args.aIsActive());
/// }
/// }
/// };
/// DoubleTree aTree = ...;
/// FloatTree bTree = ...;
/// DoubleTree resultTree;
/// resultTree.combine2Extended(aTree, bTree, Local::max);
/// }
/// @endcode
template<typename ExtendedCombineOp, typename OtherTreeType /*= Tree*/>
void combine2Extended(const Tree& a, const OtherTreeType& b, ExtendedCombineOp& op,
bool prune = false);
template<typename ExtendedCombineOp, typename OtherTreeType /*= Tree*/>
void combine2Extended(const Tree& a, const OtherTreeType& b, const ExtendedCombineOp&,
bool prune = false);
//
// Iteration
//
//@{
/// Return an iterator over children of the root node.
typename RootNodeType::ChildOnCIter beginRootChildren() const { return mRoot.cbeginChildOn(); }
typename RootNodeType::ChildOnCIter cbeginRootChildren() const { return mRoot.cbeginChildOn(); }
typename RootNodeType::ChildOnIter beginRootChildren() { return mRoot.beginChildOn(); }
//@}
//@{
/// Return an iterator over non-child entries of the root node's table.
typename RootNodeType::ChildOffCIter beginRootTiles() const { return mRoot.cbeginChildOff(); }
typename RootNodeType::ChildOffCIter cbeginRootTiles() const { return mRoot.cbeginChildOff(); }
typename RootNodeType::ChildOffIter beginRootTiles() { return mRoot.beginChildOff(); }
//@}
//@{
/// Return an iterator over all entries of the root node's table.
typename RootNodeType::ChildAllCIter beginRootDense() const { return mRoot.cbeginChildAll(); }
typename RootNodeType::ChildAllCIter cbeginRootDense() const { return mRoot.cbeginChildAll(); }
typename RootNodeType::ChildAllIter beginRootDense() { return mRoot.beginChildAll(); }
//@}
//@{
/// Iterator over all nodes in this tree
using NodeIter = NodeIteratorBase<Tree, typename RootNodeType::ChildOnIter>;
using NodeCIter = NodeIteratorBase<const Tree, typename RootNodeType::ChildOnCIter>;
//@}
//@{
/// Iterator over all leaf nodes in this tree
using LeafIter = LeafIteratorBase<Tree, typename RootNodeType::ChildOnIter>;
using LeafCIter = LeafIteratorBase<const Tree, typename RootNodeType::ChildOnCIter>;
//@}
//@{
/// Return an iterator over all nodes in this tree.
NodeIter beginNode() { return NodeIter(*this); }
NodeCIter beginNode() const { return NodeCIter(*this); }
NodeCIter cbeginNode() const { return NodeCIter(*this); }
//@}
//@{
/// Return an iterator over all leaf nodes in this tree.
LeafIter beginLeaf() { return LeafIter(*this); }
LeafCIter beginLeaf() const { return LeafCIter(*this); }
LeafCIter cbeginLeaf() const { return LeafCIter(*this); }
//@}
using ValueAllIter = TreeValueIteratorBase<Tree, typename RootNodeType::ValueAllIter>;
using ValueAllCIter = TreeValueIteratorBase<const Tree, typename RootNodeType::ValueAllCIter>;
using ValueOnIter = TreeValueIteratorBase<Tree, typename RootNodeType::ValueOnIter>;
using ValueOnCIter = TreeValueIteratorBase<const Tree, typename RootNodeType::ValueOnCIter>;
using ValueOffIter = TreeValueIteratorBase<Tree, typename RootNodeType::ValueOffIter>;
using ValueOffCIter = TreeValueIteratorBase<const Tree, typename RootNodeType::ValueOffCIter>;
//@{
/// Return an iterator over all values (tile and voxel) across all nodes.
ValueAllIter beginValueAll() { return ValueAllIter(*this); }
ValueAllCIter beginValueAll() const { return ValueAllCIter(*this); }
ValueAllCIter cbeginValueAll() const { return ValueAllCIter(*this); }
//@}
//@{
/// Return an iterator over active values (tile and voxel) across all nodes.
ValueOnIter beginValueOn() { return ValueOnIter(*this); }
ValueOnCIter beginValueOn() const { return ValueOnCIter(*this); }
ValueOnCIter cbeginValueOn() const { return ValueOnCIter(*this); }
//@}
//@{
/// Return an iterator over inactive values (tile and voxel) across all nodes.
ValueOffIter beginValueOff() { return ValueOffIter(*this); }
ValueOffCIter beginValueOff() const { return ValueOffCIter(*this); }
ValueOffCIter cbeginValueOff() const { return ValueOffCIter(*this); }
//@}
/// @brief Return an iterator of type @c IterT (for example, begin<ValueOnIter>() is
/// equivalent to beginValueOn()).
template<typename IterT> IterT begin();
/// @brief Return a const iterator of type CIterT (for example, cbegin<ValueOnCIter>()
/// is equivalent to cbeginValueOn()).
template<typename CIterT> CIterT cbegin() const;
protected:
using AccessorRegistry = tbb::concurrent_hash_map<ValueAccessorBase<Tree, true>*, bool>;
using ConstAccessorRegistry = tbb::concurrent_hash_map<ValueAccessorBase<const Tree, true>*, bool>;
/// @brief Notify all registered accessors, by calling ValueAccessor::release(),
/// that this tree is about to be deleted.
void releaseAllAccessors();
// TBB body object used to deallocates nodes in parallel.
template<typename NodeType>
struct DeallocateNodes {
DeallocateNodes(std::vector<NodeType*>& nodes)
: mNodes(nodes.empty() ? nullptr : &nodes.front()) { }
void operator()(const tbb::blocked_range<size_t>& range) const {
for (size_t n = range.begin(), N = range.end(); n < N; ++n) {
delete mNodes[n]; mNodes[n] = nullptr;
}
}
NodeType ** const mNodes;
};
//
// Data members
//
RootNodeType mRoot; // root node of the tree
mutable AccessorRegistry mAccessorRegistry;
mutable ConstAccessorRegistry mConstAccessorRegistry;
static std::unique_ptr<const Name> sTreeTypeName;
}; // end of Tree class
template<typename _RootNodeType>
std::unique_ptr<const Name> Tree<_RootNodeType>::sTreeTypeName;
/// @brief Tree3<T, N1, N2>::Type is the type of a three-level tree
/// (Root, Internal, Leaf) with value type T and
/// internal and leaf node log dimensions N1 and N2, respectively.
/// @note This is NOT the standard tree configuration (Tree4 is).
template<typename T, Index N1=4, Index N2=3>
struct Tree3 {
using Type = Tree<RootNode<InternalNode<LeafNode<T, N2>, N1>>>;
};
/// @brief Tree4<T, N1, N2, N3>::Type is the type of a four-level tree
/// (Root, Internal, Internal, Leaf) with value type T and
/// internal and leaf node log dimensions N1, N2 and N3, respectively.
/// @note This is the standard tree configuration.
template<typename T, Index N1=5, Index N2=4, Index N3=3>
struct Tree4 {
using Type = Tree<RootNode<InternalNode<InternalNode<LeafNode<T, N3>, N2>, N1>>>;
};
/// @brief Tree5<T, N1, N2, N3, N4>::Type is the type of a five-level tree
/// (Root, Internal, Internal, Internal, Leaf) with value type T and
/// internal and leaf node log dimensions N1, N2, N3 and N4, respectively.
/// @note This is NOT the standard tree configuration (Tree4 is).
template<typename T, Index N1=6, Index N2=5, Index N3=4, Index N4=3>
struct Tree5 {
using Type =
Tree<RootNode<InternalNode<InternalNode<InternalNode<LeafNode<T, N4>, N3>, N2>, N1>>>;
};
////////////////////////////////////////
inline void
TreeBase::readTopology(std::istream& is, bool /*saveFloatAsHalf*/)
{
int32_t bufferCount;
is.read(reinterpret_cast<char*>(&bufferCount), sizeof(int32_t));
if (bufferCount != 1) OPENVDB_LOG_WARN("multi-buffer trees are no longer supported");
}
inline void
TreeBase::writeTopology(std::ostream& os, bool /*saveFloatAsHalf*/) const
{
int32_t bufferCount = 1;
os.write(reinterpret_cast<char*>(&bufferCount), sizeof(int32_t));
}
inline void
TreeBase::print(std::ostream& os, int /*verboseLevel*/) const
{
os << " Tree Type: " << type()
<< " Active Voxel Count: " << activeVoxelCount() << std::endl
<< " Active tile Count: " << activeTileCount() << std::endl
<< " Inactive Voxel Count: " << inactiveVoxelCount() << std::endl
<< " Leaf Node Count: " << leafCount() << std::endl
<< " Non-leaf Node Count: " << nonLeafCount() << std::endl;
}
////////////////////////////////////////
//
// Type traits for tree iterators
//
/// @brief TreeIterTraits provides, for all tree iterators, a begin(tree) function
/// that returns an iterator over a tree of arbitrary type.
template<typename TreeT, typename IterT> struct TreeIterTraits;
template<typename TreeT> struct TreeIterTraits<TreeT, typename TreeT::RootNodeType::ChildOnIter> {
static typename TreeT::RootNodeType::ChildOnIter begin(TreeT& tree) {
return tree.beginRootChildren();
}
};
template<typename TreeT> struct TreeIterTraits<TreeT, typename TreeT::RootNodeType::ChildOnCIter> {
static typename TreeT::RootNodeType::ChildOnCIter begin(const TreeT& tree) {
return tree.cbeginRootChildren();
}
};
template<typename TreeT> struct TreeIterTraits<TreeT, typename TreeT::RootNodeType::ChildOffIter> {
static typename TreeT::RootNodeType::ChildOffIter begin(TreeT& tree) {
return tree.beginRootTiles();
}
};
template<typename TreeT> struct TreeIterTraits<TreeT, typename TreeT::RootNodeType::ChildOffCIter> {
static typename TreeT::RootNodeType::ChildOffCIter begin(const TreeT& tree) {
return tree.cbeginRootTiles();
}
};
template<typename TreeT> struct TreeIterTraits<TreeT, typename TreeT::RootNodeType::ChildAllIter> {
static typename TreeT::RootNodeType::ChildAllIter begin(TreeT& tree) {
return tree.beginRootDense();
}
};
template<typename TreeT> struct TreeIterTraits<TreeT, typename TreeT::RootNodeType::ChildAllCIter> {
static typename TreeT::RootNodeType::ChildAllCIter begin(const TreeT& tree) {
return tree.cbeginRootDense();
}
};
template<typename TreeT> struct TreeIterTraits<TreeT, typename TreeT::NodeIter> {
static typename TreeT::NodeIter begin(TreeT& tree) { return tree.beginNode(); }
};
template<typename TreeT> struct TreeIterTraits<TreeT, typename TreeT::NodeCIter> {
static typename TreeT::NodeCIter begin(const TreeT& tree) { return tree.cbeginNode(); }
};
template<typename TreeT> struct TreeIterTraits<TreeT, typename TreeT::LeafIter> {
static typename TreeT::LeafIter begin(TreeT& tree) { return tree.beginLeaf(); }
};
template<typename TreeT> struct TreeIterTraits<TreeT, typename TreeT::LeafCIter> {
static typename TreeT::LeafCIter begin(const TreeT& tree) { return tree.cbeginLeaf(); }
};
template<typename TreeT> struct TreeIterTraits<TreeT, typename TreeT::ValueOnIter> {
static typename TreeT::ValueOnIter begin(TreeT& tree) { return tree.beginValueOn(); }
};
template<typename TreeT> struct TreeIterTraits<TreeT, typename TreeT::ValueOnCIter> {
static typename TreeT::ValueOnCIter begin(const TreeT& tree) { return tree.cbeginValueOn(); }
};
template<typename TreeT> struct TreeIterTraits<TreeT, typename TreeT::ValueOffIter> {
static typename TreeT::ValueOffIter begin(TreeT& tree) { return tree.beginValueOff(); }
};
template<typename TreeT> struct TreeIterTraits<TreeT, typename TreeT::ValueOffCIter> {
static typename TreeT::ValueOffCIter begin(const TreeT& tree) { return tree.cbeginValueOff(); }
};
template<typename TreeT> struct TreeIterTraits<TreeT, typename TreeT::ValueAllIter> {
static typename TreeT::ValueAllIter begin(TreeT& tree) { return tree.beginValueAll(); }
};
template<typename TreeT> struct TreeIterTraits<TreeT, typename TreeT::ValueAllCIter> {
static typename TreeT::ValueAllCIter begin(const TreeT& tree) { return tree.cbeginValueAll(); }
};
template<typename RootNodeType>
template<typename IterT>
inline IterT
Tree<RootNodeType>::begin()
{
return TreeIterTraits<Tree, IterT>::begin(*this);
}
template<typename RootNodeType>
template<typename IterT>
inline IterT
Tree<RootNodeType>::cbegin() const
{
return TreeIterTraits<Tree, IterT>::begin(*this);
}
////////////////////////////////////////
template<typename RootNodeType>
void
Tree<RootNodeType>::readTopology(std::istream& is, bool saveFloatAsHalf)
{
this->clearAllAccessors();
TreeBase::readTopology(is, saveFloatAsHalf);
mRoot.readTopology(is, saveFloatAsHalf);
}
template<typename RootNodeType>
void
Tree<RootNodeType>::writeTopology(std::ostream& os, bool saveFloatAsHalf) const
{
TreeBase::writeTopology(os, saveFloatAsHalf);
mRoot.writeTopology(os, saveFloatAsHalf);
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::readBuffers(std::istream &is, bool saveFloatAsHalf)
{
this->clearAllAccessors();
mRoot.readBuffers(is, saveFloatAsHalf);
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::readBuffers(std::istream &is, const CoordBBox& bbox, bool saveFloatAsHalf)
{
this->clearAllAccessors();
mRoot.readBuffers(is, bbox, saveFloatAsHalf);
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::readNonresidentBuffers() const
{
for (LeafCIter it = this->cbeginLeaf(); it; ++it) {
// Retrieving the value of a leaf voxel forces loading of the leaf node's voxel buffer.
it->getValue(Index(0));
}
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::writeBuffers(std::ostream &os, bool saveFloatAsHalf) const
{
mRoot.writeBuffers(os, saveFloatAsHalf);
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::clear()
{
std::vector<LeafNodeType*> leafnodes;
this->stealNodes(leafnodes);
tbb::parallel_for(tbb::blocked_range<size_t>(0, leafnodes.size()),
DeallocateNodes<LeafNodeType>(leafnodes));
std::vector<typename RootNodeType::ChildNodeType*> internalNodes;
this->stealNodes(internalNodes);
tbb::parallel_for(tbb::blocked_range<size_t>(0, internalNodes.size()),
DeallocateNodes<typename RootNodeType::ChildNodeType>(internalNodes));
mRoot.clear();
this->clearAllAccessors();
}
////////////////////////////////////////
template<typename RootNodeType>
inline void
Tree<RootNodeType>::attachAccessor(ValueAccessorBase<Tree, true>& accessor) const
{
typename AccessorRegistry::accessor a;
mAccessorRegistry.insert(a, &accessor);
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::attachAccessor(ValueAccessorBase<const Tree, true>& accessor) const
{
typename ConstAccessorRegistry::accessor a;
mConstAccessorRegistry.insert(a, &accessor);
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::releaseAccessor(ValueAccessorBase<Tree, true>& accessor) const
{
mAccessorRegistry.erase(&accessor);
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::releaseAccessor(ValueAccessorBase<const Tree, true>& accessor) const
{
mConstAccessorRegistry.erase(&accessor);
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::clearAllAccessors()
{
for (typename AccessorRegistry::iterator it = mAccessorRegistry.begin();
it != mAccessorRegistry.end(); ++it)
{
if (it->first) it->first->clear();
}
for (typename ConstAccessorRegistry::iterator it = mConstAccessorRegistry.begin();
it != mConstAccessorRegistry.end(); ++it)
{
if (it->first) it->first->clear();
}
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::releaseAllAccessors()
{
mAccessorRegistry.erase(nullptr);
for (typename AccessorRegistry::iterator it = mAccessorRegistry.begin();
it != mAccessorRegistry.end(); ++it)
{
it->first->release();
}
mAccessorRegistry.clear();
mAccessorRegistry.erase(nullptr);
for (typename ConstAccessorRegistry::iterator it = mConstAccessorRegistry.begin();
it != mConstAccessorRegistry.end(); ++it)
{
it->first->release();
}
mConstAccessorRegistry.clear();
}
////////////////////////////////////////
template<typename RootNodeType>
inline const typename RootNodeType::ValueType&
Tree<RootNodeType>::getValue(const Coord& xyz) const
{
return mRoot.getValue(xyz);
}
template<typename RootNodeType>
template<typename AccessT>
inline const typename RootNodeType::ValueType&
Tree<RootNodeType>::getValue(const Coord& xyz, AccessT& accessor) const
{
return accessor.getValue(xyz);
}
template<typename RootNodeType>
inline int
Tree<RootNodeType>::getValueDepth(const Coord& xyz) const
{
return mRoot.getValueDepth(xyz);
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::setValueOff(const Coord& xyz)
{
mRoot.setValueOff(xyz);
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::setValueOff(const Coord& xyz, const ValueType& value)
{
mRoot.setValueOff(xyz, value);
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::setActiveState(const Coord& xyz, bool on)
{
mRoot.setActiveState(xyz, on);
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::setValue(const Coord& xyz, const ValueType& value)
{
mRoot.setValueOn(xyz, value);
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::setValueOnly(const Coord& xyz, const ValueType& value)
{
mRoot.setValueOnly(xyz, value);
}
template<typename RootNodeType>
template<typename AccessT>
inline void
Tree<RootNodeType>::setValue(const Coord& xyz, const ValueType& value, AccessT& accessor)
{
accessor.setValue(xyz, value);
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::setValueOn(const Coord& xyz)
{
mRoot.setActiveState(xyz, true);
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::setValueOn(const Coord& xyz, const ValueType& value)
{
mRoot.setValueOn(xyz, value);
}
template<typename RootNodeType>
template<typename ModifyOp>
inline void
Tree<RootNodeType>::modifyValue(const Coord& xyz, const ModifyOp& op)
{
mRoot.modifyValue(xyz, op);
}
template<typename RootNodeType>
template<typename ModifyOp>
inline void
Tree<RootNodeType>::modifyValueAndActiveState(const Coord& xyz, const ModifyOp& op)
{
mRoot.modifyValueAndActiveState(xyz, op);
}
template<typename RootNodeType>
inline bool
Tree<RootNodeType>::probeValue(const Coord& xyz, ValueType& value) const
{
return mRoot.probeValue(xyz, value);
}
////////////////////////////////////////
template<typename RootNodeType>
inline void
Tree<RootNodeType>::addTile(Index level, const Coord& xyz,
const ValueType& value, bool active)
{
mRoot.addTile(level, xyz, value, active);
}
template<typename RootNodeType>
template<typename NodeT>
inline NodeT*
Tree<RootNodeType>::stealNode(const Coord& xyz, const ValueType& value, bool active)
{
this->clearAllAccessors();
return mRoot.template stealNode<NodeT>(xyz, value, active);
}
template<typename RootNodeType>
inline typename RootNodeType::LeafNodeType*
Tree<RootNodeType>::touchLeaf(const Coord& xyz)
{
return mRoot.touchLeaf(xyz);
}
template<typename RootNodeType>
inline typename RootNodeType::LeafNodeType*
Tree<RootNodeType>::probeLeaf(const Coord& xyz)
{
return mRoot.probeLeaf(xyz);
}
template<typename RootNodeType>
inline const typename RootNodeType::LeafNodeType*
Tree<RootNodeType>::probeConstLeaf(const Coord& xyz) const
{
return mRoot.probeConstLeaf(xyz);
}
template<typename RootNodeType>
template<typename NodeType>
inline NodeType*
Tree<RootNodeType>::probeNode(const Coord& xyz)
{
return mRoot.template probeNode<NodeType>(xyz);
}
template<typename RootNodeType>
template<typename NodeType>
inline const NodeType*
Tree<RootNodeType>::probeNode(const Coord& xyz) const
{
return this->template probeConstNode<NodeType>(xyz);
}
template<typename RootNodeType>
template<typename NodeType>
inline const NodeType*
Tree<RootNodeType>::probeConstNode(const Coord& xyz) const
{
return mRoot.template probeConstNode<NodeType>(xyz);
}
////////////////////////////////////////
template<typename RootNodeType>
inline void
Tree<RootNodeType>::clip(const CoordBBox& bbox)
{
this->clearAllAccessors();
return mRoot.clip(bbox);
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::clipUnallocatedNodes()
{
this->clearAllAccessors();
for (LeafIter it = this->beginLeaf(); it; ) {
const LeafNodeType* leaf = it.getLeaf();
++it; // advance the iterator before deleting the leaf node
if (!leaf->isAllocated()) {
this->addTile(/*level=*/0, leaf->origin(), this->background(), /*active=*/false);
}
}
}
template<typename RootNodeType>
inline Index32
Tree<RootNodeType>::unallocatedLeafCount() const
{
Index32 sum = 0;
for (auto it = this->cbeginLeaf(); it; ++it) if (!it->isAllocated()) ++sum;
return sum;
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::sparseFill(const CoordBBox& bbox, const ValueType& value, bool active)
{
this->clearAllAccessors();
return mRoot.sparseFill(bbox, value, active);
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::denseFill(const CoordBBox& bbox, const ValueType& value, bool active)
{
this->clearAllAccessors();
return mRoot.denseFill(bbox, value, active);
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::voxelizeActiveTiles(bool threaded)
{
this->clearAllAccessors();
mRoot.voxelizeActiveTiles(threaded);
}
template<typename RootNodeType>
Metadata::Ptr
Tree<RootNodeType>::getBackgroundValue() const
{
Metadata::Ptr result;
if (Metadata::isRegisteredType(valueType())) {
using MetadataT = TypedMetadata<ValueType>;
result = Metadata::createMetadata(valueType());
if (result->typeName() == MetadataT::staticTypeName()) {
MetadataT* m = static_cast<MetadataT*>(result.get());
m->value() = mRoot.background();
}
}
return result;
}
////////////////////////////////////////
template<typename RootNodeType>
inline void
Tree<RootNodeType>::merge(Tree& other, MergePolicy policy)
{
this->clearAllAccessors();
other.clearAllAccessors();
switch (policy) {
case MERGE_ACTIVE_STATES:
mRoot.template merge<MERGE_ACTIVE_STATES>(other.mRoot); break;
case MERGE_NODES:
mRoot.template merge<MERGE_NODES>(other.mRoot); break;
case MERGE_ACTIVE_STATES_AND_NODES:
mRoot.template merge<MERGE_ACTIVE_STATES_AND_NODES>(other.mRoot); break;
}
}
template<typename RootNodeType>
template<typename OtherRootNodeType>
inline void
Tree<RootNodeType>::topologyUnion(const Tree<OtherRootNodeType>& other, const bool preserveTiles)
{
this->clearAllAccessors();
mRoot.topologyUnion(other.root(), preserveTiles);
}
template<typename RootNodeType>
template<typename OtherRootNodeType>
inline void
Tree<RootNodeType>::topologyIntersection(const Tree<OtherRootNodeType>& other)
{
this->clearAllAccessors();
mRoot.topologyIntersection(other.root());
}
template<typename RootNodeType>
template<typename OtherRootNodeType>
inline void
Tree<RootNodeType>::topologyDifference(const Tree<OtherRootNodeType>& other)
{
this->clearAllAccessors();
mRoot.topologyDifference(other.root());
}
////////////////////////////////////////
/// @brief Helper class to adapt a three-argument (a, b, result) CombineOp functor
/// into a single-argument functor that accepts a CombineArgs struct
template<typename AValueT, typename CombineOp, typename BValueT = AValueT>
struct CombineOpAdapter
{
CombineOpAdapter(CombineOp& _op): op(_op) {}
void operator()(CombineArgs<AValueT, BValueT>& args) const {
op(args.a(), args.b(), args.result());
}
CombineOp& op;
};
template<typename RootNodeType>
template<typename CombineOp>
inline void
Tree<RootNodeType>::combine(Tree& other, CombineOp& op, bool prune)
{
CombineOpAdapter<ValueType, CombineOp> extendedOp(op);
this->combineExtended(other, extendedOp, prune);
}
/// @internal This overload is needed (for ICC and GCC, but not for VC) to disambiguate
/// code like this: <tt>aTree.combine(bTree, MyCombineOp(...))</tt>.
template<typename RootNodeType>
template<typename CombineOp>
inline void
Tree<RootNodeType>::combine(Tree& other, const CombineOp& op, bool prune)
{
CombineOpAdapter<ValueType, const CombineOp> extendedOp(op);
this->combineExtended(other, extendedOp, prune);
}
template<typename RootNodeType>
template<typename ExtendedCombineOp>
inline void
Tree<RootNodeType>::combineExtended(Tree& other, ExtendedCombineOp& op, bool prune)
{
this->clearAllAccessors();
mRoot.combine(other.root(), op, prune);
}
/// @internal This overload is needed (for ICC and GCC, but not for VC) to disambiguate
/// code like this: <tt>aTree.combineExtended(bTree, MyCombineOp(...))</tt>.
template<typename RootNodeType>
template<typename ExtendedCombineOp>
inline void
Tree<RootNodeType>::combineExtended(Tree& other, const ExtendedCombineOp& op, bool prune)
{
this->clearAllAccessors();
mRoot.template combine<const ExtendedCombineOp>(other.mRoot, op, prune);
}
template<typename RootNodeType>
template<typename CombineOp, typename OtherTreeType>
inline void
Tree<RootNodeType>::combine2(const Tree& a, const OtherTreeType& b, CombineOp& op, bool prune)
{
CombineOpAdapter<ValueType, CombineOp, typename OtherTreeType::ValueType> extendedOp(op);
this->combine2Extended(a, b, extendedOp, prune);
}
/// @internal This overload is needed (for ICC and GCC, but not for VC) to disambiguate
/// code like this: <tt>tree.combine2(aTree, bTree, MyCombineOp(...))</tt>.
template<typename RootNodeType>
template<typename CombineOp, typename OtherTreeType>
inline void
Tree<RootNodeType>::combine2(const Tree& a, const OtherTreeType& b, const CombineOp& op, bool prune)
{
CombineOpAdapter<ValueType, const CombineOp, typename OtherTreeType::ValueType> extendedOp(op);
this->combine2Extended(a, b, extendedOp, prune);
}
template<typename RootNodeType>
template<typename ExtendedCombineOp, typename OtherTreeType>
inline void
Tree<RootNodeType>::combine2Extended(const Tree& a, const OtherTreeType& b,
ExtendedCombineOp& op, bool prune)
{
this->clearAllAccessors();
mRoot.combine2(a.root(), b.root(), op, prune);
}
/// @internal This overload is needed (for ICC and GCC, but not for VC) to disambiguate
/// code like the following, where the functor argument is a temporary:
/// <tt>tree.combine2Extended(aTree, bTree, MyCombineOp(...))</tt>.
template<typename RootNodeType>
template<typename ExtendedCombineOp, typename OtherTreeType>
inline void
Tree<RootNodeType>::combine2Extended(const Tree& a, const OtherTreeType& b,
const ExtendedCombineOp& op, bool prune)
{
this->clearAllAccessors();
mRoot.template combine2<const ExtendedCombineOp>(a.root(), b.root(), op, prune);
}
////////////////////////////////////////
template<typename RootNodeType>
inline const Name&
Tree<RootNodeType>::treeType()
{
static std::once_flag once;
std::call_once(once, []()
{
std::vector<Index> dims;
Tree::getNodeLog2Dims(dims);
std::ostringstream ostr;
ostr << "Tree_" << typeNameAsString<BuildType>();
for (size_t i = 1, N = dims.size(); i < N; ++i) { // start from 1 to skip the RootNode
ostr << "_" << dims[i];
}
sTreeTypeName.reset(new Name(ostr.str()));
});
return *sTreeTypeName;
}
template<typename RootNodeType>
template<typename OtherRootNodeType>
inline bool
Tree<RootNodeType>::hasSameTopology(const Tree<OtherRootNodeType>& other) const
{
return mRoot.hasSameTopology(other.root());
}
template<typename RootNodeType>
inline bool
Tree<RootNodeType>::evalLeafBoundingBox(CoordBBox& bbox) const
{
bbox.reset(); // default invalid bbox
if (this->empty()) return false; // empty
mRoot.evalActiveBoundingBox(bbox, false);
return !bbox.empty();
}
template<typename RootNodeType>
inline bool
Tree<RootNodeType>::evalActiveVoxelBoundingBox(CoordBBox& bbox) const
{
bbox.reset(); // default invalid bbox
if (this->empty()) return false; // empty
mRoot.evalActiveBoundingBox(bbox, true);
return !bbox.empty();
}
template<typename RootNodeType>
inline bool
Tree<RootNodeType>::evalActiveVoxelDim(Coord& dim) const
{
CoordBBox bbox;
bool notEmpty = this->evalActiveVoxelBoundingBox(bbox);
dim = bbox.extents();
return notEmpty;
}
template<typename RootNodeType>
inline bool
Tree<RootNodeType>::evalLeafDim(Coord& dim) const
{
CoordBBox bbox;
bool notEmpty = this->evalLeafBoundingBox(bbox);
dim = bbox.extents();
return notEmpty;
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::evalMinMax(ValueType& minVal, ValueType& maxVal) const
{
minVal = maxVal = zeroVal<ValueType>();
if (ValueOnCIter iter = this->cbeginValueOn()) {
minVal = maxVal = *iter;
for (++iter; iter; ++iter) {
const ValueType& val = *iter;
if (math::cwiseLessThan(val, minVal)) minVal = val;
if (math::cwiseGreaterThan(val, maxVal)) maxVal = val;
}
}
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::getNodeLog2Dims(std::vector<Index>& dims)
{
dims.clear();
RootNodeType::getNodeLog2Dims(dims);
}
template<typename RootNodeType>
inline void
Tree<RootNodeType>::print(std::ostream& os, int verboseLevel) const
{
if (verboseLevel <= 0) return;
/// @todo Consider using boost::io::ios_precision_saver instead.
struct OnExit {
std::ostream& os;
std::streamsize savedPrecision;
OnExit(std::ostream& _os): os(_os), savedPrecision(os.precision()) {}
~OnExit() { os.precision(savedPrecision); }
};
OnExit restorePrecision(os);
std::vector<Index> dims;
Tree::getNodeLog2Dims(dims);// leaf is the last element
os << "Information about Tree:\n"
<< " Type: " << this->type() << "\n";
os << " Configuration:\n";
if (verboseLevel <= 1) {
// Print node types and sizes.
os << " Root(" << mRoot.getTableSize() << ")";
if (dims.size() > 1) {
for (size_t i = 1, N = dims.size() - 1; i < N; ++i) {
os << ", Internal(" << (1 << dims[i]) << "^3)";
}
os << ", Leaf(" << (1 << dims.back()) << "^3)\n";
}
os << " Background value: " << mRoot.background() << "\n";
return;
}
// The following is tree information that is expensive to extract.
ValueType minVal = zeroVal<ValueType>(), maxVal = zeroVal<ValueType>();
if (verboseLevel > 3) {
// This forces loading of all non-resident nodes.
const math::MinMax<ValueType> extrema = tools::minMax(*this);
minVal = extrema.min();
maxVal = extrema.max();
}
const auto nodeCount = this->nodeCount();//fast
const Index32 leafCount = nodeCount.front();// leaf is the first element
assert(dims.size() == nodeCount.size());
Index64 totalNodeCount = 0;
for (size_t i = 0; i < nodeCount.size(); ++i) totalNodeCount += nodeCount[i];
// Print node types, counts and sizes.
os << " Root(1 x " << mRoot.getTableSize() << ")";
if (dims.size() >= 2) {
for (size_t i = 1, N = dims.size() - 1; i < N; ++i) {
os << ", Internal(" << util::formattedInt(nodeCount[N - i]);
os << " x " << (1 << dims[i]) << "^3)";
}
os << ", Leaf(" << util::formattedInt(leafCount);
os << " x " << (1 << dims.back()) << "^3)\n";
}
os << " Background value: " << mRoot.background() << "\n";
// Statistics of topology and values
if (verboseLevel > 3) {
os << " Min value: " << minVal << "\n";
os << " Max value: " << maxVal << "\n";
}
const Index64
numActiveVoxels = this->activeVoxelCount(),
numActiveLeafVoxels = this->activeLeafVoxelCount(),
numActiveTiles = this->activeTileCount();
os << " Number of active voxels: " << util::formattedInt(numActiveVoxels) << "\n";
os << " Number of active tiles: " << util::formattedInt(numActiveTiles) << "\n";
Coord dim(0, 0, 0);
Index64 totalVoxels = 0;
if (numActiveVoxels) { // nonempty
CoordBBox bbox;
this->evalActiveVoxelBoundingBox(bbox);
dim = bbox.extents();
totalVoxels = dim.x() * uint64_t(dim.y()) * dim.z();
os << " Bounding box of active voxels: " << bbox << "\n";
os << " Dimensions of active voxels: "
<< dim[0] << " x " << dim[1] << " x " << dim[2] << "\n";
const double activeRatio = (100.0 * double(numActiveVoxels)) / double(totalVoxels);
os << " Percentage of active voxels: " << std::setprecision(3) << activeRatio << "%\n";
if (leafCount > 0) {
const double fillRatio = (100.0 * double(numActiveLeafVoxels))
/ (double(leafCount) * double(LeafNodeType::NUM_VOXELS));
os << " Average leaf node fill ratio: " << fillRatio << "%\n";
}
if (verboseLevel > 2) {
Index64 sum = 0;// count the number of unallocated leaf nodes
for (auto it = this->cbeginLeaf(); it; ++it) if (!it->isAllocated()) ++sum;
os << " Number of unallocated nodes: "
<< util::formattedInt(sum) << " ("
<< (100.0 * double(sum) / double(totalNodeCount)) << "%)\n";
}
} else {
os << " Tree is empty!\n";
}
os << std::flush;
if (verboseLevel == 2) return;
// Memory footprint in bytes
const Index64
actualMem = this->memUsage(),
denseMem = sizeof(ValueType) * totalVoxels,
voxelsMem = sizeof(ValueType) * numActiveLeafVoxels;
///< @todo not accurate for BoolTree (and probably should count tile values)
os << "Memory footprint:\n";
util::printBytes(os, actualMem, " Actual: ");
util::printBytes(os, voxelsMem, " Active leaf voxels: ");
if (numActiveVoxels) {
util::printBytes(os, denseMem, " Dense equivalent: ");
os << " Actual footprint is " << (100.0 * double(actualMem) / double(denseMem))
<< "% of an equivalent dense volume\n";
os << " Leaf voxel footprint is " << (100.0 * double(voxelsMem) / double(actualMem))
<< "% of actual footprint\n";
}
}
} // namespace tree
} // namespace OPENVDB_VERSION_NAME
} // namespace openvdb
#endif // OPENVDB_TREE_TREE_HAS_BEEN_INCLUDED
BBox.h
Count.h
Functions to count tiles, nodes or voxels in a grid.
Formats.h
Utility routines to output nicely-formatted numeric values.
value
ValueT value
Definition GridBuilder.h:1290
InternalNode.h
Internal table nodes for OpenVDB trees.
LeafNode.h
Math.h
General-purpose arithmetic and comparison routines, most of which accept arbitrary value types (or at...
Metadata.h
Platform.h
OPENVDB_API
#define OPENVDB_API
Definition Platform.h:251
OPENVDB_DEPRECATED_MESSAGE
#define OPENVDB_DEPRECATED_MESSAGE(msg)
Definition Platform.h:125
RootNode.h
The root node of an OpenVDB tree.
TreeIterator.h
ValueAccessor.h
openvdb::v10_0::CombineArgs
This struct collects both input and output arguments to "grid combiner" functors used with the tree::...
Definition Types.h:530
openvdb::v10_0::CombineArgs::result
const AValueType & result() const
Get the output value.
Definition Types.h:574
openvdb::v10_0::CombineArgs::b
const BValueType & b() const
Get the B input value.
Definition Types.h:571
openvdb::v10_0::CombineArgs::a
const AValueType & a() const
Get the A input value.
Definition Types.h:569
openvdb::v10_0::Metadata::createMetadata
static Metadata::Ptr createMetadata(const Name &typeName)
Create new metadata of the given type.
openvdb::v10_0::Metadata::isRegisteredType
static bool isRegisteredType(const Name &typeName)
Return true if the given type is known by the metadata type registry.
openvdb::v10_0::Metadata::Ptr
SharedPtr< Metadata > Ptr
Definition Metadata.h:26
openvdb::v10_0::NotImplementedError
Definition Exceptions.h:61
openvdb::v10_0::TopologyCopy
Tag dispatch class that distinguishes topology copy constructors from deep copy constructors.
Definition Types.h:644
openvdb::v10_0::TypedMetadata
Templated metadata class to hold specific types.
Definition Metadata.h:122
openvdb::v10_0::math::CoordBBox
Axis-aligned bounding box of signed integer coordinates.
Definition Coord.h:249
openvdb::v10_0::math::CoordBBox::extents
Coord extents() const
Definition Coord.h:382
openvdb::v10_0::math::CoordBBox::empty
bool empty() const
Return true if this bounding box is empty (i.e., encloses no coordinates).
Definition Coord.h:356
openvdb::v10_0::math::CoordBBox::reset
void reset()
Definition Coord.h:327
openvdb::v10_0::math::Coord
Signed (x, y, z) 32-bit integer coordinates.
Definition Coord.h:25
openvdb::v10_0::math::Coord::y
Int32 y() const
Definition Coord.h:131
openvdb::v10_0::math::Coord::x
Int32 x() const
Definition Coord.h:130
openvdb::v10_0::math::Coord::z
Int32 z() const
Definition Coord.h:132
openvdb::v10_0::math::Extrema::min
double min() const
Return the minimum value.
Definition Stats.h:125
openvdb::v10_0::math::Extrema::max
double max() const
Return the maximum value.
Definition Stats.h:128
openvdb::v10_0::math::MinMax
Templated class to compute the minimum and maximum values.
Definition Stats.h:31
openvdb::v10_0::tree::LeafIteratorBase
Base class for tree-traversal iterators over all leaf nodes (but not leaf voxels).
Definition TreeIterator.h:1187
openvdb::v10_0::tree::NodeIteratorBase
Base class for tree-traversal iterators over all nodes.
Definition TreeIterator.h:936
openvdb::v10_0::tree::RootNode::ChildAllIter
DenseIter< RootNode, MapIter, ChildType, ValueType > ChildAllIter
Definition RootNode.h:364
openvdb::v10_0::tree::RootNode::LeafNodeType
typename ChildType::LeafNodeType LeafNodeType
Definition RootNode.h:42
openvdb::v10_0::tree::RootNode::ChildOnIter
ChildIter< RootNode, MapIter, ChildOnPred, ChildType > ChildOnIter
Definition RootNode.h:360
openvdb::v10_0::tree::RootNode::ChildOffCIter
ValueIter< const RootNode, MapCIter, ChildOffPred, ValueType > ChildOffCIter
Definition RootNode.h:363
openvdb::v10_0::tree::RootNode::LEVEL
static const Index LEVEL
Definition RootNode.h:46
openvdb::v10_0::tree::RootNode::ValueType
typename ChildType::ValueType ValueType
Definition RootNode.h:43
openvdb::v10_0::tree::RootNode::BuildType
typename ChildType::BuildType BuildType
Definition RootNode.h:44
openvdb::v10_0::tree::RootNode::ChildAllCIter
DenseIter< const RootNode, MapCIter, const ChildType, const ValueType > ChildAllCIter
Definition RootNode.h:365
openvdb::v10_0::tree::RootNode::ChildOffIter
ValueIter< RootNode, MapIter, ChildOffPred, const ValueType > ChildOffIter
Definition RootNode.h:362
openvdb::v10_0::tree::RootNode::ChildOnCIter
ChildIter< const RootNode, MapCIter, ChildOnPred, const ChildType > ChildOnCIter
Definition RootNode.h:361
openvdb::v10_0::tree::TreeBase::valueType
virtual Name valueType() const =0
Return the name of the type of a voxel's value (e.g., "float" or "vec3d").
openvdb::v10_0::tree::TreeBase::type
virtual const Name & type() const =0
Return the name of this tree's type.
openvdb::v10_0::tree::TreeBase::nodeCount
virtual std::vector< Index32 > nodeCount() const =0
openvdb::v10_0::tree::TreeBase::nonLeafCount
virtual Index32 nonLeafCount() const =0
Return the number of non-leaf nodes.
openvdb::v10_0::tree::TreeBase::writeTopology
virtual void writeTopology(std::ostream &, bool saveFloatAsHalf=false) const
Write the tree topology to a stream.
Definition Tree.h:1092
openvdb::v10_0::tree::TreeBase::~TreeBase
virtual ~TreeBase()=default
openvdb::v10_0::tree::TreeBase::activeLeafVoxelCount
virtual Index64 activeLeafVoxelCount() const =0
Return the number of active voxels stored in leaf nodes.
openvdb::v10_0::tree::TreeBase::readBuffers
virtual void readBuffers(std::istream &, bool saveFloatAsHalf=false)=0
Read all data buffers for this tree.
openvdb::v10_0::tree::TreeBase::isType
bool isType() const
Return true if this tree is of the same type as the template parameter.
Definition Tree.h:55
openvdb::v10_0::tree::TreeBase::writeBuffers
virtual void writeBuffers(std::ostream &, bool saveFloatAsHalf=false) const =0
Write out all the data buffers for this tree.
openvdb::v10_0::tree::TreeBase::getBackgroundValue
virtual Metadata::Ptr getBackgroundValue() const
Return this tree's background value wrapped as metadata.
Definition Tree.h:65
openvdb::v10_0::tree::TreeBase::TreeBase
TreeBase()=default
openvdb::v10_0::tree::TreeBase::print
virtual void print(std::ostream &os=std::cout, int verboseLevel=1) const
Print statistics, memory usage and other information about this tree.
Definition Tree.h:1100
openvdb::v10_0::tree::TreeBase::readBuffers
virtual void readBuffers(std::istream &, const CoordBBox &, bool saveFloatAsHalf=false)=0
Read all of this tree's data buffers that intersect the given bounding box.
openvdb::v10_0::tree::TreeBase::getIndexRange
virtual void getIndexRange(CoordBBox &bbox) const =0
openvdb::v10_0::tree::TreeBase::leafCount
virtual Index32 leafCount() const =0
Return the number of leaf nodes.
openvdb::v10_0::tree::TreeBase::unallocatedLeafCount
virtual Index32 unallocatedLeafCount() const =0
Return the total number of unallocated leaf nodes residing in this tree.
openvdb::v10_0::tree::TreeBase::activeVoxelCount
virtual Index64 activeVoxelCount() const =0
Return the total number of active voxels.
openvdb::v10_0::tree::TreeBase::inactiveVoxelCount
virtual Index64 inactiveVoxelCount() const =0
Return the number of inactive voxels within the bounding box of all active voxels.
openvdb::v10_0::tree::TreeBase::clipUnallocatedNodes
virtual void clipUnallocatedNodes()=0
Replace with background tiles any nodes whose voxel buffers have not yet been allocated.
openvdb::v10_0::tree::TreeBase::readNonresidentBuffers
virtual void readNonresidentBuffers() const =0
Read all of this tree's data buffers that are not yet resident in memory (because delayed loading is ...
openvdb::v10_0::tree::TreeBase::inactiveLeafVoxelCount
virtual Index64 inactiveLeafVoxelCount() const =0
Return the number of inactive voxels stored in leaf nodes.
openvdb::v10_0::tree::TreeBase::memUsage
virtual Index64 memUsage() const
Return the total amount of memory in bytes occupied by this tree.
Definition Tree.h:134
openvdb::v10_0::tree::TreeBase::copy
virtual TreeBase::Ptr copy() const =0
Return a pointer to a deep copy of this tree.
openvdb::v10_0::tree::TreeBase::Ptr
SharedPtr< TreeBase > Ptr
Definition Tree.h:39
openvdb::v10_0::tree::TreeBase::evalLeafDim
virtual bool evalLeafDim(Coord &dim) const =0
Return in dim the dimensions of the axis-aligned bounding box of all leaf nodes.
openvdb::v10_0::tree::TreeBase::evalActiveVoxelBoundingBox
virtual bool evalActiveVoxelBoundingBox(CoordBBox &bbox) const =0
Return in bbox the axis-aligned bounding box of all active voxels and tiles.
openvdb::v10_0::tree::TreeBase::treeDepth
virtual Index treeDepth() const =0
Return the depth of this tree.
openvdb::v10_0::tree::TreeBase::activeTileCount
virtual Index64 activeTileCount() const =0
Return the total number of active tiles.
openvdb::v10_0::tree::TreeBase::ConstPtr
SharedPtr< const TreeBase > ConstPtr
Definition Tree.h:40
openvdb::v10_0::tree::TreeBase::evalActiveVoxelDim
virtual bool evalActiveVoxelDim(Coord &dim) const =0
Return in dim the dimensions of the axis-aligned bounding box of all active voxels....
openvdb::v10_0::tree::TreeBase::evalLeafBoundingBox
virtual bool evalLeafBoundingBox(CoordBBox &bbox) const =0
Return in bbox the axis-aligned bounding box of all active tiles and leaf nodes with active values.
openvdb::v10_0::tree::TreeBase::operator=
TreeBase & operator=(const TreeBase &)=delete
openvdb::v10_0::tree::TreeBase::TreeBase
TreeBase(const TreeBase &)=default
openvdb::v10_0::tree::TreeBase::readTopology
virtual void readTopology(std::istream &, bool saveFloatAsHalf=false)
Read the tree topology from a stream.
Definition Tree.h:1083
openvdb::v10_0::tree::TreeValueIteratorBase
Base class for tree-traversal iterators over tile and voxel values.
Definition TreeIterator.h:617
openvdb::v10_0::tree::Tree
Definition Tree.h:178
openvdb::v10_0::tree::Tree::readTopology
void readTopology(std::istream &, bool saveFloatAsHalf=false) override
Read the tree topology from a stream.
Definition Tree.h:1222
openvdb::v10_0::tree::Tree::beginRootDense
RootNodeType::ChildAllCIter beginRootDense() const
Return an iterator over all entries of the root node's table.
Definition Tree.h:948
openvdb::v10_0::tree::Tree::getBackgroundValue
Metadata::Ptr getBackgroundValue() const override
Return this tree's background value wrapped as metadata.
Definition Tree.h:1630
openvdb::v10_0::tree::Tree::getValueDepth
int getValueDepth(const Coord &xyz) const
Return the tree depth (0 = root) at which the value of voxel (x, y, z) resides.
Definition Tree.h:1397
openvdb::v10_0::tree::Tree::hasSameTopology
bool hasSameTopology(const Tree< OtherRootNodeType > &other) const
Return true if the given tree has the same node and active value topology as this tree,...
Definition Tree.h:1827
openvdb::v10_0::tree::Tree::cbegin
CIterT cbegin() const
Return a const iterator of type CIterT (for example, cbegin<ValueOnCIter>() is equivalent to cbeginVa...
openvdb::v10_0::tree::Tree::evalActiveVoxelBoundingBox
bool evalActiveVoxelBoundingBox(CoordBBox &bbox) const override
Return in bbox the axis-aligned bounding box of all active voxels and tiles.
Definition Tree.h:1848
openvdb::v10_0::tree::Tree::stealNode
NodeT * stealNode(const Coord &xyz, const ValueType &value, bool active)
Return a pointer to the node of type NodeT that contains voxel (x, y, z) and replace it with a tile o...
Definition Tree.h:1507
openvdb::v10_0::tree::Tree::releaseAccessor
void releaseAccessor(ValueAccessorBase< Tree, false > &) const
Dummy implementations.
Definition Tree.h:649
openvdb::v10_0::tree::Tree::probeNode
NodeType * probeNode(const Coord &xyz)
Return a pointer to the node of type NodeType that contains voxel (x, y, z). If no such node exists,...
Definition Tree.h:1541
openvdb::v10_0::tree::Tree::probeNode
const NodeType * probeNode(const Coord &xyz) const
Definition Tree.h:1550
openvdb::v10_0::tree::Tree::combine
void combine(Tree &other, CombineOp &op, bool prune=false)
Definition Tree.h:1713
openvdb::v10_0::tree::Tree::getValue
const ValueType & getValue(const Coord &xyz, AccessT &) const
Return the value of the voxel at the given coordinates and update the given accessor's node cache.
openvdb::v10_0::tree::Tree::releaseAccessor
void releaseAccessor(ValueAccessorBase< const Tree, false > &) const
Definition Tree.h:650
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::mConstAccessorRegistry
ConstAccessorRegistry mConstAccessorRegistry
Definition Tree.h:1040
openvdb::v10_0::tree::Tree::isValueOn
bool isValueOn(const Coord &xyz) const
Return true if the value at the given coordinates is active.
Definition Tree.h:450
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::root
RootNodeType & root()
Definition Tree.h:281
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::ValueOffIter
TreeValueIteratorBase< Tree, typename RootNodeType::ValueOffIter > ValueOffIter
Definition Tree.h:984
openvdb::v10_0::tree::Tree::Tree
Tree(const Tree &other)
Deep copy constructor.
Definition Tree.h:207
openvdb::v10_0::tree::Tree::cbeginRootTiles
RootNodeType::ChildOffCIter cbeginRootTiles() const
Definition Tree.h:942
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::ValueOffCIter
TreeValueIteratorBase< const Tree, typename RootNodeType::ValueOffCIter > ValueOffCIter
Definition Tree.h:985
openvdb::v10_0::tree::Tree::beginLeaf
LeafCIter beginLeaf() const
Definition Tree.h:976
openvdb::v10_0::tree::Tree::writeBuffers
void writeBuffers(std::ostream &, bool saveFloatAsHalf=false) const override
Write out all data buffers for this tree.
Definition Tree.h:1270
openvdb::v10_0::tree::Tree::writeTopology
void writeTopology(std::ostream &, bool saveFloatAsHalf=false) const override
Write the tree topology to a stream.
Definition Tree.h:1232
openvdb::v10_0::tree::Tree::cbeginValueOff
ValueOffCIter cbeginValueOff() const
Definition Tree.h:1003
openvdb::v10_0::tree::Tree::Tree
Tree(const Tree< OtherRootType > &other)
Value conversion deep copy constructor.
Definition Tree.h:218
openvdb::v10_0::tree::Tree::probeConstLeaf
const LeafNodeType * probeConstLeaf(const Coord &xyz) const
Definition Tree.h:1532
openvdb::v10_0::tree::Tree::begin
IterT begin()
Return an iterator of type IterT (for example, begin<ValueOnIter>() is equivalent to beginValueOn()).
Definition Tree.h:1202
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::memUsage
Index64 memUsage() const override
Definition Tree.h:367
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::clearAllAccessors
void clearAllAccessors()
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::evalMinMax
void evalMinMax(ValueType &min, ValueType &max) const
openvdb::v10_0::tree::Tree::merge
void merge(Tree &other, MergePolicy=MERGE_ACTIVE_STATES)
Efficiently merge another tree into this tree using one of several schemes.
Definition Tree.h:1650
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::ValueAllCIter
TreeValueIteratorBase< const Tree, typename RootNodeType::ValueAllCIter > ValueAllCIter
Definition Tree.h:981
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::RootNodeType
tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > RootNodeType
Definition Tree.h:183
openvdb::v10_0::tree::Tree::beginRootDense
RootNodeType::ChildAllIter beginRootDense()
Definition Tree.h:950
openvdb::v10_0::tree::Tree::cbeginLeaf
LeafCIter cbeginLeaf() const
Definition Tree.h:977
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::LeafCIter
LeafIteratorBase< const Tree, typename RootNodeType::ChildOnCIter > LeafCIter
Definition Tree.h:963
openvdb::v10_0::tree::Tree::type
const Name & type() const override
Return the name of this type of tree.
Definition Tree.h:274
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::DEPTH
static const Index DEPTH
Definition Tree.h:188
openvdb::v10_0::tree::Tree::beginRootTiles
RootNodeType::ChildOffIter beginRootTiles()
Definition Tree.h:943
openvdb::v10_0::tree::Tree::getNodes
void getNodes(ArrayT &array)
Adds all nodes of a certain type to a container with the following API:
Definition Tree.h:579
openvdb::v10_0::tree::Tree::readBuffers
void readBuffers(std::istream &, const CoordBBox &, bool saveFloatAsHalf=false) override
Read all of this tree's data buffers that intersect the given bounding box.
Definition Tree.h:1250
openvdb::v10_0::tree::Tree::treeType
static const Name & treeType()
Return the name of this type of tree.
Definition Tree.h:1806
openvdb::v10_0::tree::Tree::voxelizeActiveTiles
void voxelizeActiveTiles(bool threaded=true)
Densify active tiles, i.e., replace them with leaf-level active voxels.
Definition Tree.h:1621
openvdb::v10_0::tree::Tree::beginRootChildren
RootNodeType::ChildOnCIter beginRootChildren() const
Return an iterator over children of the root node.
Definition Tree.h:934
openvdb::v10_0::tree::Tree::combine
void combine(Tree &other, const CombineOp &op, bool prune=false)
Definition Tree.h:1725
openvdb::v10_0::tree::Tree::operator!=
bool operator!=(const Tree &) const
Definition Tree.h:277
openvdb::v10_0::tree::Tree::Tree
Tree()
Definition Tree.h:202
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::mAccessorRegistry
AccessorRegistry mAccessorRegistry
Definition Tree.h:1039
openvdb::v10_0::tree::Tree::clip
void clip(const CoordBBox &)
Set all voxels that lie outside the given axis-aligned box to the background.
Definition Tree.h:1570
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::mRoot
RootNodeType mRoot
Definition Tree.h:1038
openvdb::v10_0::tree::Tree::cbeginValueAll
ValueAllCIter cbeginValueAll() const
Definition Tree.h:991
openvdb::v10_0::tree::Tree::prune
void prune(const ValueType &tolerance=zeroVal< ValueType >())
Reduce the memory footprint of this tree by replacing with tiles any nodes whose values are all the s...
Definition Tree.h:507
openvdb::v10_0::tree::Tree::probeLeaf
LeafNodeType * probeLeaf(const Coord &xyz)
Return a pointer to the leaf node that contains voxel (x, y, z). If no such node exists,...
Definition Tree.h:1524
openvdb::v10_0::tree::Tree::topologyIntersection
void topologyIntersection(const Tree< OtherRootNodeType > &other)
Intersects this tree's set of active values with the active values of the other tree,...
Definition Tree.h:1677
openvdb::v10_0::tree::Tree::releaseAccessor
void releaseAccessor(ValueAccessorBase< Tree, true > &) const
Deregister an accessor so that it is no longer automatically cleared.
Definition Tree.h:1321
openvdb::v10_0::tree::Tree::touchLeaf
LeafNodeType * touchLeaf(const Coord &xyz)
Return a pointer to the leaf node that contains voxel (x, y, z). If no such node exists,...
Definition Tree.h:1516
openvdb::v10_0::tree::Tree::beginRootChildren
RootNodeType::ChildOnIter beginRootChildren()
Definition Tree.h:936
openvdb::v10_0::tree::Tree::beginValueOn
ValueOnCIter beginValueOn() const
Definition Tree.h:996
openvdb::v10_0::tree::Tree::operator==
bool operator==(const Tree &) const
Definition Tree.h:276
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::Ptr
SharedPtr< Tree > Ptr
Definition Tree.h:180
openvdb::v10_0::tree::Tree::attachAccessor
void attachAccessor(ValueAccessorBase< Tree, true > &) const
Register an accessor for this tree. Registered accessors are automatically cleared whenever one of th...
Definition Tree.h:1303
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::NodeIter
NodeIteratorBase< Tree, typename RootNodeType::ChildOnIter > NodeIter
Definition Tree.h:956
openvdb::v10_0::tree::Tree::activeLeafVoxelCount
Index64 activeLeafVoxelCount() const override
Return the number of active voxels stored in leaf nodes.
Definition Tree.h:353
openvdb::v10_0::tree::Tree::modifyValueAndActiveState
void modifyValueAndActiveState(const Coord &xyz, const ModifyOp &op)
Apply a functor to the voxel at the given coordinates.
Definition Tree.h:1478
openvdb::v10_0::tree::Tree::leafCount
Index32 leafCount() const override
Return the number of leaf nodes.
Definition Tree.h:340
openvdb::v10_0::tree::Tree::combine2Extended
void combine2Extended(const Tree &a, const OtherTreeType &b, const ExtendedCombineOp &, bool prune=false)
Definition Tree.h:1793
openvdb::v10_0::tree::Tree::inactiveVoxelCount
Index64 inactiveVoxelCount() const override
Return the number of inactive voxels within the bounding box of all active voxels.
Definition Tree.h:359
openvdb::v10_0::tree::Tree::setValueOnly
void setValueOnly(const Coord &xyz, const ValueType &value)
Set the value of the voxel at the given coordinates but don't change its active state.
Definition Tree.h:1436
openvdb::v10_0::tree::Tree::empty
bool empty() const
Return true if this tree contains no nodes other than the root node and no tiles other than backgroun...
Definition Tree.h:620
openvdb::v10_0::tree::Tree::activeVoxelCount
Index64 activeVoxelCount() const override
Return the total number of active voxels.
Definition Tree.h:357
openvdb::v10_0::tree::Tree::inactiveLeafVoxelCount
Index64 inactiveLeafVoxelCount() const override
Return the number of inactive voxels stored in leaf nodes.
Definition Tree.h:355
openvdb::v10_0::tree::Tree::fill
void fill(const CoordBBox &bbox, const ValueType &value, bool active=true)
Definition Tree.h:478
openvdb::v10_0::tree::Tree::beginValueOff
ValueOffCIter beginValueOff() const
Definition Tree.h:1002
openvdb::v10_0::tree::Tree::addLeaf
void addLeaf(LeafNodeType *leaf)
Add the given leaf node to this tree, creating a new branch if necessary. If a leaf node with the sam...
Definition Tree.h:518
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::ValueAllIter
TreeValueIteratorBase< Tree, typename RootNodeType::ValueAllIter > ValueAllIter
Definition Tree.h:980
openvdb::v10_0::tree::Tree::beginRootTiles
RootNodeType::ChildOffCIter beginRootTiles() const
Return an iterator over non-child entries of the root node's table.
Definition Tree.h:941
openvdb::v10_0::tree::Tree::nodeCount
std::vector< Index32 > nodeCount() const override
Definition Tree.h:344
openvdb::v10_0::tree::Tree::combineExtended
void combineExtended(Tree &other, ExtendedCombineOp &op, bool prune=false)
Definition Tree.h:1735
openvdb::v10_0::tree::Tree::setValueOff
void setValueOff(const Coord &xyz, const ValueType &value)
Set the value of the voxel at the given coordinates and mark the voxel as inactive.
Definition Tree.h:1413
openvdb::v10_0::tree::Tree::addTile
void addTile(Index level, const Coord &xyz, const ValueType &value, bool active)
Add a tile containing voxel (x, y, z) at the specified tree level, creating a new branch if necessary...
Definition Tree.h:1497
openvdb::v10_0::tree::Tree::releaseAccessor
void releaseAccessor(ValueAccessorBase< const Tree, true > &) const
Definition Tree.h:1329
openvdb::v10_0::tree::Tree::probeValue
bool probeValue(const Coord &xyz, ValueType &value) const
Get the value of the voxel at the given coordinates.
Definition Tree.h:1486
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::ValueOnCIter
TreeValueIteratorBase< const Tree, typename RootNodeType::ValueOnCIter > ValueOnCIter
Definition Tree.h:983
openvdb::v10_0::tree::Tree::setActiveState
void setActiveState(const Coord &xyz, bool on)
Set the active state of the voxel at the given coordinates but don't change its value.
Definition Tree.h:1421
openvdb::v10_0::tree::Tree::beginValueOn
ValueOnIter beginValueOn()
Return an iterator over active values (tile and voxel) across all nodes.
Definition Tree.h:995
openvdb::v10_0::tree::Tree::topologyDifference
void topologyDifference(const Tree< OtherRootNodeType > &other)
Difference this tree's set of active values with the active values of the other tree,...
Definition Tree.h:1686
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::releaseAllAccessors
void releaseAllAccessors()
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::BuildType
typename RootNodeType::BuildType BuildType
Definition Tree.h:185
openvdb::v10_0::tree::Tree::setValue
void setValue(const Coord &xyz, const ValueType &value)
Set the value of the voxel at the given coordinates and mark the voxel as active.
Definition Tree.h:1429
openvdb::v10_0::tree::Tree::combine2Extended
void combine2Extended(const Tree &a, const OtherTreeType &b, ExtendedCombineOp &op, bool prune=false)
Definition Tree.h:1779
openvdb::v10_0::tree::Tree::activeTileCount
Index64 activeTileCount() const override
Return the total number of active tiles.
Definition Tree.h:361
openvdb::v10_0::tree::Tree::setValueOff
void setValueOff(const Coord &xyz)
Mark the voxel at the given coordinates as inactive but don't change its value.
Definition Tree.h:1405
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::ConstAccessorRegistry
tbb::concurrent_hash_map< ValueAccessorBase< const Tree, true > *, bool > ConstAccessorRegistry
Definition Tree.h:1016
openvdb::v10_0::tree::Tree::cbeginValueOn
ValueOnCIter cbeginValueOn() const
Definition Tree.h:997
openvdb::v10_0::tree::Tree::copy
TreeBase::Ptr copy() const override
Return a pointer to a deep copy of this tree.
Definition Tree.h:266
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::ValueType
typename RootNodeType::ValueType ValueType
Definition Tree.h:184
openvdb::v10_0::tree::Tree::attachAccessor
void attachAccessor(ValueAccessorBase< Tree, false > &) const
Dummy implementations.
Definition Tree.h:637
openvdb::v10_0::tree::Tree::getValue
const ValueType & getValue(const Coord &xyz) const
Return the value of the voxel at the given coordinates.
Definition Tree.h:1380
openvdb::v10_0::tree::Tree::probeLeaf
const LeafNodeType * probeLeaf(const Coord &xyz) const
Definition Tree.h:553
openvdb::v10_0::tree::Tree::print
void print(std::ostream &os=std::cout, int verboseLevel=1) const override
Print statistics, memory usage and other information about this tree.
Definition Tree.h:1909
openvdb::v10_0::tree::Tree::combineExtended
void combineExtended(Tree &other, const ExtendedCombineOp &op, bool prune=false)
Definition Tree.h:1747
openvdb::v10_0::tree::Tree::attachAccessor
void attachAccessor(ValueAccessorBase< const Tree, false > &) const
Definition Tree.h:638
openvdb::v10_0::tree::Tree::combine2
void combine2(const Tree &a, const OtherTreeType &b, const CombineOp &op, bool prune=false)
Definition Tree.h:1769
openvdb::v10_0::tree::Tree::beginNode
NodeCIter beginNode() const
Definition Tree.h:969
openvdb::v10_0::tree::Tree::modifyValue
void modifyValue(const Coord &xyz, const ModifyOp &op)
Apply a functor to the value of the voxel at the given coordinates and mark the voxel as active.
Definition Tree.h:1469
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::LeafIter
LeafIteratorBase< Tree, typename RootNodeType::ChildOnIter > LeafIter
Definition Tree.h:962
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::ConstPtr
SharedPtr< const Tree > ConstPtr
Definition Tree.h:181
openvdb::v10_0::tree::Tree::readNonresidentBuffers
void readNonresidentBuffers() const override
Read all of this tree's data buffers that are not yet resident in memory (because delayed loading is ...
Definition Tree.h:1259
openvdb::v10_0::tree::Tree::Tree
Tree(const OtherTreeType &other, const ValueType &background, TopologyCopy)
Topology copy constructor from a tree of a different type.
Definition Tree.h:254
openvdb::v10_0::tree::Tree::cbeginRootDense
RootNodeType::ChildAllCIter cbeginRootDense() const
Definition Tree.h:949
openvdb::v10_0::tree::Tree::getNodes
void getNodes(ArrayT &array) const
Definition Tree.h:580
openvdb::v10_0::tree::Tree::denseFill
void denseFill(const CoordBBox &bbox, const ValueType &value, bool active=true)
Set all voxels within a given axis-aligned box to a constant value and ensure that those voxels are a...
Definition Tree.h:1612
openvdb::v10_0::tree::Tree::evalLeafBoundingBox
bool evalLeafBoundingBox(CoordBBox &bbox) const override
Return in bbox the axis-aligned bounding box of all active tiles and leaf nodes with active values.
Definition Tree.h:1835
openvdb::v10_0::tree::Tree::stealNodes
void stealNodes(ArrayT &array, const ValueType &value, bool state)
Definition Tree.h:609
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::clear
void clear()
openvdb::v10_0::tree::Tree::evalLeafDim
bool evalLeafDim(Coord &dim) const override
Return in dim the dimensions of the axis-aligned bounding box of all leaf nodes.
Definition Tree.h:1873
openvdb::v10_0::tree::Tree::cbeginRootChildren
RootNodeType::ChildOnCIter cbeginRootChildren() const
Definition Tree.h:935
openvdb::v10_0::tree::Tree::setValue
void setValue(const Coord &xyz, const ValueType &value, AccessT &)
Set the value of the voxel at the given coordinates, mark the voxel as active, and update the given a...
Definition Tree.h:1444
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::sTreeTypeName
static std::unique_ptr< const Name > sTreeTypeName
Definition Tree.h:1042
openvdb::v10_0::tree::Tree::cbeginNode
NodeCIter cbeginNode() const
Definition Tree.h:970
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::background
const ValueType & background() const
Definition Tree.h:662
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::NodeCIter
NodeIteratorBase< const Tree, typename RootNodeType::ChildOnCIter > NodeCIter
Definition Tree.h:957
openvdb::v10_0::tree::Tree::operator=
Tree & operator=(const Tree &)=delete
openvdb::v10_0::tree::Tree::getNodeLog2Dims
static void getNodeLog2Dims(std::vector< Index > &dims)
Traverse the type hierarchy of nodes, and return, in dims, a list of the Log2Dims of nodes in order f...
Definition Tree.h:1900
openvdb::v10_0::tree::Tree::beginValueOff
ValueOffIter beginValueOff()
Return an iterator over inactive values (tile and voxel) across all nodes.
Definition Tree.h:1001
openvdb::v10_0::tree::Tree::getIndexRange
void getIndexRange(CoordBBox &bbox) const override
Min and max are both inclusive.
Definition Tree.h:665
openvdb::v10_0::tree::Tree::attachAccessor
void attachAccessor(ValueAccessorBase< const Tree, true > &) const
Definition Tree.h:1312
openvdb::v10_0::tree::Tree::readBuffers
void readBuffers(std::istream &, bool saveFloatAsHalf=false) override
Read all data buffers for this tree.
Definition Tree.h:1241
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::LeafNodeType
typename RootNodeType::LeafNodeType LeafNodeType
Definition Tree.h:186
openvdb::v10_0::tree::Tree::setValueOn
void setValueOn(const Coord &xyz)
Mark the voxel at the given coordinates as active but don't change its value.
Definition Tree.h:1452
openvdb::v10_0::tree::Tree::beginLeaf
LeafIter beginLeaf()
Return an iterator over all leaf nodes in this tree.
Definition Tree.h:975
openvdb::v10_0::tree::Tree::sparseFill
void sparseFill(const CoordBBox &bbox, const ValueType &value, bool active=true)
Set all voxels within a given axis-aligned box to a constant value.
Definition Tree.h:1603
openvdb::v10_0::tree::Tree::Tree
Tree(const OtherTreeType &other, const ValueType &inactiveValue, const ValueType &activeValue, TopologyCopy)
Topology copy constructor from a tree of a different type.
Definition Tree.h:233
openvdb::v10_0::tree::Tree::evalActiveVoxelDim
bool evalActiveVoxelDim(Coord &dim) const override
Return in dim the dimensions of the axis-aligned bounding box of all active voxels....
Definition Tree.h:1862
openvdb::v10_0::tree::Tree::~Tree
~Tree() override
Definition Tree.h:263
openvdb::v10_0::tree::Tree::probeConstNode
const NodeType * probeConstNode(const Coord &xyz) const
Definition Tree.h:1559
openvdb::v10_0::tree::Tree::hasActiveTiles
bool hasActiveTiles() const
Return true if this tree has any active tiles.
Definition Tree.h:454
openvdb::v10_0::tree::Tree::unallocatedLeafCount
Index32 unallocatedLeafCount() const override
Return the total number of unallocated leaf nodes residing in this tree.
Definition Tree.h:1593
openvdb::v10_0::tree::Tree::Tree
Tree(const ValueType &background)
Empty tree constructor.
Definition Tree.h:261
openvdb::v10_0::tree::Tree::clipUnallocatedNodes
void clipUnallocatedNodes() override
Replace with background tiles any nodes whose voxel buffers have not yet been allocated.
Definition Tree.h:1579
openvdb::v10_0::tree::Tree::setValueOn
void setValueOn(const Coord &xyz, const ValueType &value)
Set the value of the voxel at the given coordinates and mark the voxel as active.
Definition Tree.h:1460
openvdb::v10_0::tree::Tree::isValueOff
bool isValueOff(const Coord &xyz) const
Return true if the value at the given coordinates is inactive.
Definition Tree.h:452
openvdb::v10_0::tree::Tree::stealNodes
void stealNodes(ArrayT &array)
Steals all nodes of a certain type from the tree and adds them to a container with the following API:
Definition Tree.h:607
openvdb::v10_0::tree::Tree::nonLeafCount
Index32 nonLeafCount() const override
Return the number of non-leaf nodes.
Definition Tree.h:351
openvdb::v10_0::tree::Tree::topologyUnion
void topologyUnion(const Tree< OtherRootNodeType > &other, const bool preserveTiles=false)
Union this tree's set of active values with the active values of the other tree, whose ValueType may ...
Definition Tree.h:1668
openvdb::v10_0::tree::Tree::valueType
Name valueType() const override
Return the name of the type of a voxel's value (e.g., "float" or "vec3d").
Definition Tree.h:269
openvdb::v10_0::tree::Tree::combine2
void combine2(const Tree &a, const OtherTreeType &b, CombineOp &op, bool prune=false)
Definition Tree.h:1757
openvdb::v10_0::tree::Tree::treeDepth
Index treeDepth() const override
Return the depth of this tree.
Definition Tree.h:338
openvdb::v10_0::tree::Tree::root
const RootNodeType & root() const
Definition Tree.h:282
openvdb::v10_0::tree::Tree::beginValueAll
ValueAllCIter beginValueAll() const
Definition Tree.h:990
openvdb::v10_0::tree::Tree::beginNode
NodeIter beginNode()
Return an iterator over all nodes in this tree.
Definition Tree.h:968
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::AccessorRegistry
tbb::concurrent_hash_map< ValueAccessorBase< Tree, true > *, bool > AccessorRegistry
Definition Tree.h:1015
openvdb::v10_0::tree::Tree::beginValueAll
ValueAllIter beginValueAll()
Return an iterator over all values (tile and voxel) across all nodes.
Definition Tree.h:989
openvdb::v10_0::tree::Tree< tree::RootNode< tree::InternalNode< tree::InternalNode< PointDataLeafNode< PointDataIndex32, 3 >, 4 >, 5 > > >::ValueOnIter
TreeValueIteratorBase< Tree, typename RootNodeType::ValueOnIter > ValueOnIter
Definition Tree.h:982
openvdb::v10_0::tree::ValueAccessorBase
This base class for ValueAccessors manages registration of an accessor with a tree so that the tree c...
Definition ValueAccessor.h:93
logging.h
OPENVDB_LOG_WARN
#define OPENVDB_LOG_WARN(message)
Log a warning message of the form 'someVar << "some text" << ...'.
Definition logging.h:256
openvdb::v10_0::math::cwiseLessThan
bool cwiseLessThan(const Mat< SIZE, T > &m0, const Mat< SIZE, T > &m1)
Definition Mat.h:1015
openvdb::v10_0::math::cwiseGreaterThan
bool cwiseGreaterThan(const Mat< SIZE, T > &m0, const Mat< SIZE, T > &m1)
Definition Mat.h:1029
openvdb::v10_0::tools::countActiveLeafVoxels
Index64 countActiveLeafVoxels(const TreeT &tree, bool threaded=true)
Return the total number of active voxels stored in leaf nodes.
Definition Count.h:436
openvdb::v10_0::tools::minMax
math::MinMax< typename TreeT::ValueType > minMax(const TreeT &tree, bool threaded=true)
Return the minimum and maximum active values in this tree.
Definition Count.h:516
openvdb::v10_0::tools::countInactiveVoxels
Index64 countInactiveVoxels(const TreeT &tree, bool threaded=true)
Return the total number of inactive voxels in the tree.
Definition Count.h:461
openvdb::v10_0::tools::countActiveVoxels
Index64 countActiveVoxels(const TreeT &tree, bool threaded=true)
Return the total number of active voxels in the tree.
Definition Count.h:413
openvdb::v10_0::tools::memUsage
Index64 memUsage(const TreeT &tree, bool threaded=true)
Return the total amount of memory in bytes occupied by this tree.
Definition Count.h:493
openvdb::v10_0::tools::countInactiveLeafVoxels
Index64 countInactiveLeafVoxels(const TreeT &tree, bool threaded=true)
Return the total number of inactive voxels stored in leaf nodes.
Definition Count.h:471
openvdb::v10_0::tools::countActiveTiles
Index64 countActiveTiles(const TreeT &tree, bool threaded=true)
Return the total number of active tiles in the tree.
Definition Count.h:482
openvdb::v10_0::tree::iter
Definition TreeIterator.h:29
openvdb::v10_0::tree
Definition PointDataGrid.h:169
openvdb::v10_0::util::formattedInt
FormattedInt< IntT > formattedInt(IntT n)
Definition Formats.h:118
openvdb::v10_0::util::printBytes
OPENVDB_API int printBytes(std::ostream &os, uint64_t bytes, const std::string &head="", const std::string &tail="\n", bool exact=false, int width=8, int precision=3)
openvdb::v10_0::Name
std::string Name
Definition Name.h:17
openvdb::v10_0::Index
Index32 Index
Definition Types.h:54
openvdb::v10_0::Index32
uint32_t Index32
Definition Types.h:52
openvdb::v10_0::zeroVal
T zeroVal()
Return the value of type T that corresponds to zero.
Definition Math.h:70
openvdb::v10_0::Index64
uint64_t Index64
Definition Types.h:53
openvdb::v10_0::SharedPtr
std::shared_ptr< T > SharedPtr
Definition Types.h:114
openvdb::v10_0::MergePolicy
MergePolicy
Definition Types.h:467
openvdb::v10_0::MERGE_ACTIVE_STATES
@ MERGE_ACTIVE_STATES
Definition Types.h:468
openvdb::v10_0::MERGE_NODES
@ MERGE_NODES
Definition Types.h:469
openvdb::v10_0::MERGE_ACTIVE_STATES_AND_NODES
@ MERGE_ACTIVE_STATES_AND_NODES
Definition Types.h:470
openvdb::v10_0::typeNameAsString
const char * typeNameAsString()
Definition Types.h:477
openvdb
Definition Exceptions.h:13
OPENVDB_THROW
#define OPENVDB_THROW(exception, message)
Definition Exceptions.h:74
Types.h
openvdb::v10_0::tree::CombineOpAdapter
Helper class to adapt a three-argument (a, b, result) CombineOp functor into a single-argument functo...
Definition Tree.h:1699
openvdb::v10_0::tree::CombineOpAdapter::operator()
void operator()(CombineArgs< AValueT, BValueT > &args) const
Definition Tree.h:1702
openvdb::v10_0::tree::CombineOpAdapter::CombineOpAdapter
CombineOpAdapter(CombineOp &_op)
Definition Tree.h:1700
openvdb::v10_0::tree::CombineOpAdapter::op
CombineOp & op
Definition Tree.h:1706
openvdb::v10_0::tree::Tree3
Tree3<T, N1, N2>::Type is the type of a three-level tree (Root, Internal, Leaf) with value type T and...
Definition Tree.h:1054
openvdb::v10_0::tree::Tree3::Type
Tree< RootNode< InternalNode< LeafNode< T, N2 >, N1 > > > Type
Definition Tree.h:1055
openvdb::v10_0::tree::Tree4
Tree4<T, N1, N2, N3>::Type is the type of a four-level tree (Root, Internal, Internal,...
Definition Tree.h:1064
openvdb::v10_0::tree::Type::Type
Tree< RootNode< InternalNode< InternalNode< LeafNode< bool, N3 >, N2 >, N1 > > > Type
Definition Tree.h:1065
openvdb::v10_0::tree::Tree5
Tree5<T, N1, N2, N3, N4>::Type is the type of a five-level tree (Root, Internal, Internal,...
Definition Tree.h:1073
openvdb::v10_0::tree::Tree5::Type
Tree< RootNode< InternalNode< InternalNode< InternalNode< LeafNode< T, N4 >, N3 >, N2 >, N1 > > > Type
Definition Tree.h:1074
openvdb::v10_0::tree::TreeIterTraits< TreeT, typename TreeT::LeafCIter >::begin
static TreeT::LeafCIter begin(const TreeT &tree)
Definition Tree.h:1171
openvdb::v10_0::tree::TreeIterTraits< TreeT, typename TreeT::LeafIter >::begin
static TreeT::LeafIter begin(TreeT &tree)
Definition Tree.h:1167
openvdb::v10_0::tree::TreeIterTraits< TreeT, typename TreeT::NodeCIter >::begin
static TreeT::NodeCIter begin(const TreeT &tree)
Definition Tree.h:1163
openvdb::v10_0::tree::TreeIterTraits< TreeT, typename TreeT::NodeIter >::begin
static TreeT::NodeIter begin(TreeT &tree)
Definition Tree.h:1159
openvdb::v10_0::tree::TreeIterTraits< TreeT, typename TreeT::RootNodeType::ChildAllCIter >::begin
static TreeT::RootNodeType::ChildAllCIter begin(const TreeT &tree)
Definition Tree.h:1153
openvdb::v10_0::tree::TreeIterTraits< TreeT, typename TreeT::RootNodeType::ChildAllIter >::begin
static TreeT::RootNodeType::ChildAllIter begin(TreeT &tree)
Definition Tree.h:1147
openvdb::v10_0::tree::TreeIterTraits< TreeT, typename TreeT::RootNodeType::ChildOffCIter >::begin
static TreeT::RootNodeType::ChildOffCIter begin(const TreeT &tree)
Definition Tree.h:1141
openvdb::v10_0::tree::TreeIterTraits< TreeT, typename TreeT::RootNodeType::ChildOffIter >::begin
static TreeT::RootNodeType::ChildOffIter begin(TreeT &tree)
Definition Tree.h:1135
openvdb::v10_0::tree::TreeIterTraits< TreeT, typename TreeT::RootNodeType::ChildOnCIter >::begin
static TreeT::RootNodeType::ChildOnCIter begin(const TreeT &tree)
Definition Tree.h:1129
openvdb::v10_0::tree::TreeIterTraits< TreeT, typename TreeT::RootNodeType::ChildOnIter >::begin
static TreeT::RootNodeType::ChildOnIter begin(TreeT &tree)
Definition Tree.h:1123
openvdb::v10_0::tree::TreeIterTraits< TreeT, typename TreeT::ValueAllCIter >::begin
static TreeT::ValueAllCIter begin(const TreeT &tree)
Definition Tree.h:1195
openvdb::v10_0::tree::TreeIterTraits< TreeT, typename TreeT::ValueAllIter >::begin
static TreeT::ValueAllIter begin(TreeT &tree)
Definition Tree.h:1191
openvdb::v10_0::tree::TreeIterTraits< TreeT, typename TreeT::ValueOffCIter >::begin
static TreeT::ValueOffCIter begin(const TreeT &tree)
Definition Tree.h:1187
openvdb::v10_0::tree::TreeIterTraits< TreeT, typename TreeT::ValueOffIter >::begin
static TreeT::ValueOffIter begin(TreeT &tree)
Definition Tree.h:1183
openvdb::v10_0::tree::TreeIterTraits< TreeT, typename TreeT::ValueOnCIter >::begin
static TreeT::ValueOnCIter begin(const TreeT &tree)
Definition Tree.h:1179
openvdb::v10_0::tree::TreeIterTraits< TreeT, typename TreeT::ValueOnIter >::begin
static TreeT::ValueOnIter begin(TreeT &tree)
Definition Tree.h:1175
openvdb::v10_0::tree::TreeIterTraits
TreeIterTraits provides, for all tree iterators, a begin(tree) function that returns an iterator over...
Definition Tree.h:1120
openvdb::v10_0::tree::Tree::DeallocateNodes
Definition Tree.h:1024
openvdb::v10_0::tree::Tree::DeallocateNodes::DeallocateNodes
DeallocateNodes(std::vector< NodeType * > &nodes)
Definition Tree.h:1025
openvdb::v10_0::tree::Tree::DeallocateNodes::mNodes
NodeType **const mNodes
Definition Tree.h:1032
openvdb::v10_0::tree::Tree::DeallocateNodes::operator()
void operator()(const tbb::blocked_range< size_t > &range) const
Definition Tree.h:1027
openvdb::v10_0::tree::Tree::ValueConverter
ValueConverter<T>::Type is the type of a tree having the same hierarchy as this tree but a different ...
Definition Tree.h:197
openvdb::v10_0::tree::Tree::ValueConverter::Type
Tree< typename RootNodeType::template ValueConverter< OtherValueType >::Type > Type
Definition Tree.h:198
OPENVDB_VERSION_NAME
#define OPENVDB_VERSION_NAME
The version namespace name for this library version.
Definition version.h.in:121
OPENVDB_USE_VERSION_NAMESPACE
#define OPENVDB_USE_VERSION_NAMESPACE
Definition version.h.in:212