OpenVDB  7.0.0
PointDataGrid.h
Go to the documentation of this file.
1 // Copyright Contributors to the OpenVDB Project
2 // SPDX-License-Identifier: MPL-2.0
3 
11 
12 #ifndef OPENVDB_POINTS_POINT_DATA_GRID_HAS_BEEN_INCLUDED
13 #define OPENVDB_POINTS_POINT_DATA_GRID_HAS_BEEN_INCLUDED
14 
15 #include <openvdb/version.h>
16 #include <openvdb/Grid.h>
17 #include <openvdb/tree/Tree.h>
18 #include <openvdb/tree/LeafNode.h>
20 #include "AttributeArray.h"
21 #include "AttributeArrayString.h"
22 #include "AttributeGroup.h"
23 #include "AttributeSet.h"
24 #include "StreamCompression.h"
25 #include <cstring> // std::memcpy
26 #include <iostream>
27 #include <limits>
28 #include <memory>
29 #include <type_traits> // std::is_same
30 #include <utility> // std::pair, std::make_pair
31 #include <vector>
32 
33 #include <boost/mpl/vector.hpp>//for boost::mpl::vector
34 #include <boost/mpl/push_back.hpp>
35 #include <boost/mpl/back.hpp>
36 
37 class TestPointDataLeaf;
38 
39 namespace openvdb {
41 namespace OPENVDB_VERSION_NAME {
42 
43 namespace io
44 {
45 
48 template<>
49 inline void
50 readCompressedValues( std::istream& is, PointDataIndex32* destBuf, Index destCount,
51  const util::NodeMask<3>& /*valueMask*/, bool /*fromHalf*/)
52 {
54 
55  const bool seek = destBuf == nullptr;
56 
57  const size_t destBytes = destCount*sizeof(PointDataIndex32);
58  const size_t maximumBytes = std::numeric_limits<uint16_t>::max();
59  if (destBytes >= maximumBytes) {
60  OPENVDB_THROW(openvdb::IoError, "Cannot read more than " <<
61  maximumBytes << " bytes in voxel values.")
62  }
63 
64  uint16_t bytes16;
65 
67 
68  if (seek && meta) {
69  // buffer size temporarily stored in the StreamMetadata pass
70  // to avoid having to perform an expensive disk read for 2-bytes
71  bytes16 = static_cast<uint16_t>(meta->pass());
72  // seek over size of the compressed buffer
73  is.seekg(sizeof(uint16_t), std::ios_base::cur);
74  }
75  else {
76  // otherwise read from disk
77  is.read(reinterpret_cast<char*>(&bytes16), sizeof(uint16_t));
78  }
79 
80  if (bytes16 == std::numeric_limits<uint16_t>::max()) {
81  // read or seek uncompressed data
82  if (seek) {
83  is.seekg(destBytes, std::ios_base::cur);
84  }
85  else {
86  is.read(reinterpret_cast<char*>(destBuf), destBytes);
87  }
88  }
89  else {
90  // read or seek uncompressed data
91  if (seek) {
92  is.seekg(int(bytes16), std::ios_base::cur);
93  }
94  else {
95  // decompress into the destination buffer
96  std::unique_ptr<char[]> bloscBuffer(new char[int(bytes16)]);
97  is.read(bloscBuffer.get(), bytes16);
98  std::unique_ptr<char[]> buffer = bloscDecompress( bloscBuffer.get(),
99  destBytes,
100  /*resize=*/false);
101  std::memcpy(destBuf, buffer.get(), destBytes);
102  }
103  }
104 }
105 
108 template<>
109 inline void
110 writeCompressedValues( std::ostream& os, PointDataIndex32* srcBuf, Index srcCount,
111  const util::NodeMask<3>& /*valueMask*/,
112  const util::NodeMask<3>& /*childMask*/, bool /*toHalf*/)
113 {
115 
116  const size_t srcBytes = srcCount*sizeof(PointDataIndex32);
117  const size_t maximumBytes = std::numeric_limits<uint16_t>::max();
118  if (srcBytes >= maximumBytes) {
119  OPENVDB_THROW(openvdb::IoError, "Cannot write more than " <<
120  maximumBytes << " bytes in voxel values.")
121  }
122 
123  const char* charBuffer = reinterpret_cast<const char*>(srcBuf);
124 
125  size_t compressedBytes;
126  std::unique_ptr<char[]> buffer = bloscCompress( charBuffer, srcBytes,
127  compressedBytes, /*resize=*/false);
128 
129  if (compressedBytes > 0) {
130  auto bytes16 = static_cast<uint16_t>(compressedBytes); // clamp to 16-bit unsigned integer
131  os.write(reinterpret_cast<const char*>(&bytes16), sizeof(uint16_t));
132  os.write(reinterpret_cast<const char*>(buffer.get()), compressedBytes);
133  }
134  else {
135  auto bytes16 = static_cast<uint16_t>(maximumBytes); // max value indicates uncompressed
136  os.write(reinterpret_cast<const char*>(&bytes16), sizeof(uint16_t));
137  os.write(reinterpret_cast<const char*>(srcBuf), srcBytes);
138  }
139 }
140 
141 template <typename T>
142 inline void
143 writeCompressedValuesSize(std::ostream& os, const T* srcBuf, Index srcCount)
144 {
146 
147  const size_t srcBytes = srcCount*sizeof(T);
148  const size_t maximumBytes = std::numeric_limits<uint16_t>::max();
149  if (srcBytes >= maximumBytes) {
150  OPENVDB_THROW(openvdb::IoError, "Cannot write more than " <<
151  maximumBytes << " bytes in voxel values.")
152  }
153 
154  const char* charBuffer = reinterpret_cast<const char*>(srcBuf);
155 
156  // calculate voxel buffer size after compression
157  size_t compressedBytes = bloscCompressedSize(charBuffer, srcBytes);
158 
159  if (compressedBytes > 0) {
160  auto bytes16 = static_cast<uint16_t>(compressedBytes); // clamp to 16-bit unsigned integer
161  os.write(reinterpret_cast<const char*>(&bytes16), sizeof(uint16_t));
162  }
163  else {
164  auto bytes16 = static_cast<uint16_t>(maximumBytes); // max value indicates uncompressed
165  os.write(reinterpret_cast<const char*>(&bytes16), sizeof(uint16_t));
166  }
167 }
168 
169 } // namespace io
170 
171 
172 // forward declaration
173 namespace tree {
174  template<Index, typename> struct SameLeafConfig;
175 }
176 
177 
179 
180 
181 namespace points {
182 
183 
184 // forward declaration
185 template<typename T, Index Log2Dim> class PointDataLeafNode;
186 
190 
191 
194 
195 
203 template <typename PointDataTreeT>
204 inline AttributeSet::Descriptor::Ptr
205 makeDescriptorUnique(PointDataTreeT& tree);
206 
207 
217 template <typename PointDataTreeT>
218 inline void
219 setStreamingMode(PointDataTreeT& tree, bool on = true);
220 
221 
228 template <typename PointDataTreeT>
229 inline void
230 prefetch(PointDataTreeT& tree, bool position = true, bool otherAttributes = true);
231 
232 
234 
235 
236 template <typename T, Index Log2Dim>
237 class PointDataLeafNode : public tree::LeafNode<T, Log2Dim>, io::MultiPass {
238 
239 public:
241  using Ptr = std::shared_ptr<PointDataLeafNode>;
242 
243  using ValueType = T;
244  using ValueTypePair = std::pair<ValueType, ValueType>;
245  using IndexArray = std::vector<ValueType>;
246 
247  using Descriptor = AttributeSet::Descriptor;
248 
250 
251  // The following methods had to be copied from the LeafNode class
252  // to make the derived PointDataLeafNode class compatible with the tree structure.
253 
256 
257  using BaseLeaf::LOG2DIM;
258  using BaseLeaf::TOTAL;
259  using BaseLeaf::DIM;
260  using BaseLeaf::NUM_VALUES;
261  using BaseLeaf::NUM_VOXELS;
262  using BaseLeaf::SIZE;
263  using BaseLeaf::LEVEL;
264 
267  : mAttributeSet(new AttributeSet) { }
268 
269  ~PointDataLeafNode() = default;
270 
272  explicit PointDataLeafNode(const PointDataLeafNode& other)
273  : BaseLeaf(other)
274  , mAttributeSet(new AttributeSet(*other.mAttributeSet)) { }
275 
277  explicit
278  PointDataLeafNode(const Coord& coords, const T& value = zeroVal<T>(), bool active = false)
279  : BaseLeaf(coords, zeroVal<T>(), active)
280  , mAttributeSet(new AttributeSet) { assertNonModifiableUnlessZero(value); }
281 
284  PointDataLeafNode(const PointDataLeafNode& other, const Coord& coords,
285  const T& value = zeroVal<T>(), bool active = false)
286  : BaseLeaf(coords, zeroVal<T>(), active)
287  , mAttributeSet(new AttributeSet(*other.mAttributeSet))
288  {
289  assertNonModifiableUnlessZero(value);
290  }
291 
292  // Copy-construct from a PointIndexLeafNode with the same configuration but a different ValueType.
293  template<typename OtherValueType>
295  : BaseLeaf(other)
296  , mAttributeSet(new AttributeSet) { }
297 
298  // Copy-construct from a LeafNode with the same configuration but a different ValueType.
299  // Used for topology copies - explicitly sets the value (background) to zeroVal
300  template <typename ValueType>
302  : BaseLeaf(other, zeroVal<T>(), TopologyCopy())
303  , mAttributeSet(new AttributeSet) { assertNonModifiableUnlessZero(value); }
304 
305  // Copy-construct from a LeafNode with the same configuration but a different ValueType.
306  // Used for topology copies - explicitly sets the on and off value (background) to zeroVal
307  template <typename ValueType>
308  PointDataLeafNode(const tree::LeafNode<ValueType, Log2Dim>& other, const T& /*offValue*/, const T& /*onValue*/, TopologyCopy)
309  : BaseLeaf(other, zeroVal<T>(), zeroVal<T>(), TopologyCopy())
310  , mAttributeSet(new AttributeSet) { }
311 
313  const T& value = zeroVal<T>(), bool active = false)
314  : BaseLeaf(PartialCreate(), coords, value, active)
315  , mAttributeSet(new AttributeSet) { assertNonModifiableUnlessZero(value); }
316 
317 public:
318 
320  const AttributeSet& attributeSet() const { return *mAttributeSet; }
321 
323  void initializeAttributes(const Descriptor::Ptr& descriptor, const Index arrayLength,
324  const AttributeArray::ScopedRegistryLock* lock = nullptr);
326  void clearAttributes(const bool updateValueMask = true,
327  const AttributeArray::ScopedRegistryLock* lock = nullptr);
328 
331  bool hasAttribute(const size_t pos) const;
334  bool hasAttribute(const Name& attributeName) const;
335 
343  AttributeArray::Ptr appendAttribute(const Descriptor& expected, Descriptor::Ptr& replacement,
344  const size_t pos, const Index strideOrTotalSize = 1,
345  const bool constantStride = true,
346  const AttributeArray::ScopedRegistryLock* lock = nullptr);
347 
352  void dropAttributes(const std::vector<size_t>& pos,
353  const Descriptor& expected, Descriptor::Ptr& replacement);
356  void reorderAttributes(const Descriptor::Ptr& replacement);
360  void renameAttributes(const Descriptor& expected, Descriptor::Ptr& replacement);
362  void compactAttributes();
363 
369  void replaceAttributeSet(AttributeSet* attributeSet, bool allowMismatchingDescriptors = false);
370 
373  void resetDescriptor(const Descriptor::Ptr& replacement);
374 
378  void setOffsets(const std::vector<ValueType>& offsets, const bool updateValueMask = true);
379 
382  void validateOffsets() const;
383 
389  AttributeArray& attributeArray(const size_t pos);
390  const AttributeArray& attributeArray(const size_t pos) const;
391  const AttributeArray& constAttributeArray(const size_t pos) const;
398  AttributeArray& attributeArray(const Name& attributeName);
399  const AttributeArray& attributeArray(const Name& attributeName) const;
400  const AttributeArray& constAttributeArray(const Name& attributeName) const;
402 
404  GroupHandle groupHandle(const AttributeSet::Descriptor::GroupIndex& index) const;
406  GroupHandle groupHandle(const Name& group) const;
408  GroupWriteHandle groupWriteHandle(const AttributeSet::Descriptor::GroupIndex& index);
410  GroupWriteHandle groupWriteHandle(const Name& name);
411 
413  Index64 pointCount() const;
415  Index64 onPointCount() const;
417  Index64 offPointCount() const;
419  Index64 groupPointCount(const Name& groupName) const;
420 
422  void updateValueMask();
423 
425 
426  void setOffsetOn(Index offset, const ValueType& val);
427  void setOffsetOnly(Index offset, const ValueType& val);
428 
431  template<typename OtherType, Index OtherLog2Dim>
433  return BaseLeaf::hasSameTopology(other);
434  }
435 
438  bool operator==(const PointDataLeafNode& other) const {
439  if(BaseLeaf::operator==(other) != true) return false;
440  return (*this->mAttributeSet == *other.mAttributeSet);
441  }
442 
443  bool operator!=(const PointDataLeafNode& other) const { return !(other == *this); }
444 
446  template<typename AccessorT>
447  void addLeafAndCache(PointDataLeafNode*, AccessorT&) {}
448 
450  PointDataLeafNode* touchLeaf(const Coord&) { return this; }
452  template<typename AccessorT>
453  PointDataLeafNode* touchLeafAndCache(const Coord&, AccessorT&) { return this; }
454 
455  template<typename NodeT, typename AccessorT>
456  NodeT* probeNodeAndCache(const Coord&, AccessorT&)
457  {
459  if (!(std::is_same<NodeT,PointDataLeafNode>::value)) return nullptr;
460  return reinterpret_cast<NodeT*>(this);
462  }
463  PointDataLeafNode* probeLeaf(const Coord&) { return this; }
464  template<typename AccessorT>
465  PointDataLeafNode* probeLeafAndCache(const Coord&, AccessorT&) { return this; }
467 
469  const PointDataLeafNode* probeConstLeaf(const Coord&) const { return this; }
471  template<typename AccessorT>
472  const PointDataLeafNode* probeConstLeafAndCache(const Coord&, AccessorT&) const { return this; }
473  template<typename AccessorT>
474  const PointDataLeafNode* probeLeafAndCache(const Coord&, AccessorT&) const { return this; }
475  const PointDataLeafNode* probeLeaf(const Coord&) const { return this; }
476  template<typename NodeT, typename AccessorT>
477  const NodeT* probeConstNodeAndCache(const Coord&, AccessorT&) const
478  {
480  if (!(std::is_same<NodeT,PointDataLeafNode>::value)) return nullptr;
481  return reinterpret_cast<const NodeT*>(this);
483  }
485 
486  // I/O methods
487 
488  void readTopology(std::istream& is, bool fromHalf = false);
489  void writeTopology(std::ostream& os, bool toHalf = false) const;
490 
491  Index buffers() const;
492 
493  void readBuffers(std::istream& is, bool fromHalf = false);
494  void readBuffers(std::istream& is, const CoordBBox&, bool fromHalf = false);
495  void writeBuffers(std::ostream& os, bool toHalf = false) const;
496 
497 
498  Index64 memUsage() const;
499 
500  void evalActiveBoundingBox(CoordBBox& bbox, bool visitVoxels = true) const;
501 
504  CoordBBox getNodeBoundingBox() const;
505 
507 
508  // Disable all write methods to avoid unintentional changes
509  // to the point-array offsets.
510 
512  assert(false && "Cannot modify voxel values in a PointDataTree.");
513  }
514 
515  // some methods silently ignore attempts to modify the
516  // point-array offsets if a zero value is used
517 
519  if (value != zeroVal<T>()) this->assertNonmodifiable();
520  }
521 
522  void setActiveState(const Coord& xyz, bool on) { BaseLeaf::setActiveState(xyz, on); }
523  void setActiveState(Index offset, bool on) { BaseLeaf::setActiveState(offset, on); }
524 
525  void setValueOnly(const Coord&, const ValueType&) { assertNonmodifiable(); }
526  void setValueOnly(Index, const ValueType&) { assertNonmodifiable(); }
527 
528  void setValueOff(const Coord& xyz) { BaseLeaf::setValueOff(xyz); }
529  void setValueOff(Index offset) { BaseLeaf::setValueOff(offset); }
530 
531  void setValueOff(const Coord&, const ValueType&) { assertNonmodifiable(); }
532  void setValueOff(Index, const ValueType&) { assertNonmodifiable(); }
533 
534  void setValueOn(const Coord& xyz) { BaseLeaf::setValueOn(xyz); }
535  void setValueOn(Index offset) { BaseLeaf::setValueOn(offset); }
536 
537  void setValueOn(const Coord&, const ValueType&) { assertNonmodifiable(); }
538  void setValueOn(Index, const ValueType&) { assertNonmodifiable(); }
539 
540  void setValue(const Coord&, const ValueType&) { assertNonmodifiable(); }
541 
542  void setValuesOn() { BaseLeaf::setValuesOn(); }
543  void setValuesOff() { BaseLeaf::setValuesOff(); }
544 
545  template<typename ModifyOp>
546  void modifyValue(Index, const ModifyOp&) { assertNonmodifiable(); }
547 
548  template<typename ModifyOp>
549  void modifyValue(const Coord&, const ModifyOp&) { assertNonmodifiable(); }
550 
551  template<typename ModifyOp>
552  void modifyValueAndActiveState(const Coord&, const ModifyOp&) { assertNonmodifiable(); }
553 
554  // clipping is not yet supported
555  void clip(const CoordBBox&, const ValueType& value) { assertNonModifiableUnlessZero(value); }
556 
557  void fill(const CoordBBox&, const ValueType&, bool);
558  void fill(const ValueType& value) { assertNonModifiableUnlessZero(value); }
559  void fill(const ValueType&, bool);
560 
561  template<typename AccessorT>
562  void setValueOnlyAndCache(const Coord&, const ValueType&, AccessorT&) {assertNonmodifiable();}
563 
564  template<typename ModifyOp, typename AccessorT>
565  void modifyValueAndActiveStateAndCache(const Coord&, const ModifyOp&, AccessorT&) {
566  assertNonmodifiable();
567  }
568 
569  template<typename AccessorT>
570  void setValueOffAndCache(const Coord&, const ValueType&, AccessorT&) { assertNonmodifiable(); }
571 
572  template<typename AccessorT>
573  void setActiveStateAndCache(const Coord& xyz, bool on, AccessorT& parent) {
574  BaseLeaf::setActiveStateAndCache(xyz, on, parent);
575  }
576 
577  void resetBackground(const ValueType&, const ValueType& newBackground) {
578  assertNonModifiableUnlessZero(newBackground);
579  }
580 
581  void signedFloodFill(const ValueType&) { assertNonmodifiable(); }
582  void signedFloodFill(const ValueType&, const ValueType&) { assertNonmodifiable(); }
583 
584  void negate() { assertNonmodifiable(); }
585 
586  friend class ::TestPointDataLeaf;
587 
588  using ValueOn = typename BaseLeaf::ValueOn;
589  using ValueOff = typename BaseLeaf::ValueOff;
590  using ValueAll = typename BaseLeaf::ValueAll;
591 
592 private:
593  std::unique_ptr<AttributeSet> mAttributeSet;
594  uint16_t mVoxelBufferSize = 0;
595 
596 protected:
597  using ChildOn = typename BaseLeaf::ChildOn;
598  using ChildOff = typename BaseLeaf::ChildOff;
599  using ChildAll = typename BaseLeaf::ChildAll;
600 
604 
605  // During topology-only construction, access is needed
606  // to protected/private members of other template instances.
607  template<typename, Index> friend class PointDataLeafNode;
608 
612 
613 public:
615  ValueVoxelCIter beginValueVoxel(const Coord& ijk) const;
616 
617 public:
618 
619 #if defined(_MSC_VER) && (_MSC_VER < 1914)
620  using ValueOnIter = typename BaseLeaf::ValueIter<
622  using ValueOnCIter = typename BaseLeaf::ValueIter<
624  using ValueOffIter = typename BaseLeaf::ValueIter<
626  using ValueOffCIter = typename BaseLeaf::ValueIter<
628  using ValueAllIter = typename BaseLeaf::ValueIter<
630  using ValueAllCIter = typename BaseLeaf::ValueIter<
632  using ChildOnIter = typename BaseLeaf::ChildIter<
634  using ChildOnCIter = typename BaseLeaf::ChildIter<
636  using ChildOffIter = typename BaseLeaf::ChildIter<
638  using ChildOffCIter = typename BaseLeaf::ChildIter<
640  using ChildAllIter = typename BaseLeaf::DenseIter<
642  using ChildAllCIter = typename BaseLeaf::DenseIter<
643  const PointDataLeafNode, const ValueType, ChildAll>;
644 #else
645  using ValueOnIter = typename BaseLeaf::template ValueIter<
647  using ValueOnCIter = typename BaseLeaf::template ValueIter<
649  using ValueOffIter = typename BaseLeaf::template ValueIter<
651  using ValueOffCIter = typename BaseLeaf::template ValueIter<
653  using ValueAllIter = typename BaseLeaf::template ValueIter<
655  using ValueAllCIter = typename BaseLeaf::template ValueIter<
657  using ChildOnIter = typename BaseLeaf::template ChildIter<
659  using ChildOnCIter = typename BaseLeaf::template ChildIter<
661  using ChildOffIter = typename BaseLeaf::template ChildIter<
663  using ChildOffCIter = typename BaseLeaf::template ChildIter<
665  using ChildAllIter = typename BaseLeaf::template DenseIter<
667  using ChildAllCIter = typename BaseLeaf::template DenseIter<
669 #endif
670 
675 
678  {
679  NullFilter filter;
680  return this->beginIndex<ValueAllCIter, NullFilter>(filter);
681  }
683  {
684  NullFilter filter;
685  return this->beginIndex<ValueOnCIter, NullFilter>(filter);
686  }
688  {
689  NullFilter filter;
690  return this->beginIndex<ValueOffCIter, NullFilter>(filter);
691  }
692 
693  template<typename IterT, typename FilterT>
694  IndexIter<IterT, FilterT> beginIndex(const FilterT& filter) const;
695 
697  template<typename FilterT>
699  {
700  return this->beginIndex<ValueAllCIter, FilterT>(filter);
701  }
702  template<typename FilterT>
703  IndexIter<ValueOnCIter, FilterT> beginIndexOn(const FilterT& filter) const
704  {
705  return this->beginIndex<ValueOnCIter, FilterT>(filter);
706  }
707  template<typename FilterT>
709  {
710  return this->beginIndex<ValueOffCIter, FilterT>(filter);
711  }
712 
714  IndexVoxelIter beginIndexVoxel(const Coord& ijk) const;
715 
717  template<typename FilterT>
718  IndexIter<ValueVoxelCIter, FilterT> beginIndexVoxel(const Coord& ijk, const FilterT& filter) const;
719 
720 #define VMASK_ this->getValueMask()
721  ValueOnCIter cbeginValueOn() const { return ValueOnCIter(VMASK_.beginOn(), this); }
722  ValueOnCIter beginValueOn() const { return ValueOnCIter(VMASK_.beginOn(), this); }
723  ValueOnIter beginValueOn() { return ValueOnIter(VMASK_.beginOn(), this); }
724  ValueOffCIter cbeginValueOff() const { return ValueOffCIter(VMASK_.beginOff(), this); }
725  ValueOffCIter beginValueOff() const { return ValueOffCIter(VMASK_.beginOff(), this); }
726  ValueOffIter beginValueOff() { return ValueOffIter(VMASK_.beginOff(), this); }
727  ValueAllCIter cbeginValueAll() const { return ValueAllCIter(VMASK_.beginDense(), this); }
728  ValueAllCIter beginValueAll() const { return ValueAllCIter(VMASK_.beginDense(), this); }
729  ValueAllIter beginValueAll() { return ValueAllIter(VMASK_.beginDense(), this); }
730 
731  ValueOnCIter cendValueOn() const { return ValueOnCIter(VMASK_.endOn(), this); }
732  ValueOnCIter endValueOn() const { return ValueOnCIter(VMASK_.endOn(), this); }
733  ValueOnIter endValueOn() { return ValueOnIter(VMASK_.endOn(), this); }
734  ValueOffCIter cendValueOff() const { return ValueOffCIter(VMASK_.endOff(), this); }
735  ValueOffCIter endValueOff() const { return ValueOffCIter(VMASK_.endOff(), this); }
736  ValueOffIter endValueOff() { return ValueOffIter(VMASK_.endOff(), this); }
737  ValueAllCIter cendValueAll() const { return ValueAllCIter(VMASK_.endDense(), this); }
738  ValueAllCIter endValueAll() const { return ValueAllCIter(VMASK_.endDense(), this); }
739  ValueAllIter endValueAll() { return ValueAllIter(VMASK_.endDense(), this); }
740 
741  ChildOnCIter cbeginChildOn() const { return ChildOnCIter(VMASK_.endOn(), this); }
742  ChildOnCIter beginChildOn() const { return ChildOnCIter(VMASK_.endOn(), this); }
743  ChildOnIter beginChildOn() { return ChildOnIter(VMASK_.endOn(), this); }
744  ChildOffCIter cbeginChildOff() const { return ChildOffCIter(VMASK_.endOff(), this); }
745  ChildOffCIter beginChildOff() const { return ChildOffCIter(VMASK_.endOff(), this); }
746  ChildOffIter beginChildOff() { return ChildOffIter(VMASK_.endOff(), this); }
747  ChildAllCIter cbeginChildAll() const { return ChildAllCIter(VMASK_.beginDense(), this); }
748  ChildAllCIter beginChildAll() const { return ChildAllCIter(VMASK_.beginDense(), this); }
749  ChildAllIter beginChildAll() { return ChildAllIter(VMASK_.beginDense(), this); }
750 
751  ChildOnCIter cendChildOn() const { return ChildOnCIter(VMASK_.endOn(), this); }
752  ChildOnCIter endChildOn() const { return ChildOnCIter(VMASK_.endOn(), this); }
753  ChildOnIter endChildOn() { return ChildOnIter(VMASK_.endOn(), this); }
754  ChildOffCIter cendChildOff() const { return ChildOffCIter(VMASK_.endOff(), this); }
755  ChildOffCIter endChildOff() const { return ChildOffCIter(VMASK_.endOff(), this); }
756  ChildOffIter endChildOff() { return ChildOffIter(VMASK_.endOff(), this); }
757  ChildAllCIter cendChildAll() const { return ChildAllCIter(VMASK_.endDense(), this); }
758  ChildAllCIter endChildAll() const { return ChildAllCIter(VMASK_.endDense(), this); }
759  ChildAllIter endChildAll() { return ChildAllIter(VMASK_.endDense(), this); }
760 #undef VMASK_
761 }; // struct PointDataLeafNode
762 
764 
765 // PointDataLeafNode implementation
766 
767 template<typename T, Index Log2Dim>
768 inline void
769 PointDataLeafNode<T, Log2Dim>::initializeAttributes(const Descriptor::Ptr& descriptor, const Index arrayLength,
771 {
772  if (descriptor->size() != 1 ||
773  descriptor->find("P") == AttributeSet::INVALID_POS ||
774  descriptor->valueType(0) != typeNameAsString<Vec3f>())
775  {
776  OPENVDB_THROW(IndexError, "Initializing attributes only allowed with one Vec3f position attribute.");
777  }
778 
779  mAttributeSet.reset(new AttributeSet(descriptor, arrayLength, lock));
780 }
781 
782 template<typename T, Index Log2Dim>
783 inline void
786 {
787  mAttributeSet.reset(new AttributeSet(*mAttributeSet, 0, lock));
788 
789  // zero voxel values
790 
791  this->buffer().fill(ValueType(0));
792 
793  // if updateValueMask, also de-activate all voxels
794 
795  if (updateValueMask) this->setValuesOff();
796 }
797 
798 template<typename T, Index Log2Dim>
799 inline bool
801 {
802  return pos < mAttributeSet->size();
803 }
804 
805 template<typename T, Index Log2Dim>
806 inline bool
808 {
809  const size_t pos = mAttributeSet->find(attributeName);
810  return pos != AttributeSet::INVALID_POS;
811 }
812 
813 template<typename T, Index Log2Dim>
814 inline AttributeArray::Ptr
815 PointDataLeafNode<T, Log2Dim>::appendAttribute( const Descriptor& expected, Descriptor::Ptr& replacement,
816  const size_t pos, const Index strideOrTotalSize,
817  const bool constantStride,
819 {
820  return mAttributeSet->appendAttribute(
821  expected, replacement, pos, strideOrTotalSize, constantStride, lock);
822 }
823 
824 template<typename T, Index Log2Dim>
825 inline void
826 PointDataLeafNode<T, Log2Dim>::dropAttributes(const std::vector<size_t>& pos,
827  const Descriptor& expected, Descriptor::Ptr& replacement)
828 {
829  mAttributeSet->dropAttributes(pos, expected, replacement);
830 }
831 
832 template<typename T, Index Log2Dim>
833 inline void
834 PointDataLeafNode<T, Log2Dim>::reorderAttributes(const Descriptor::Ptr& replacement)
835 {
836  mAttributeSet->reorderAttributes(replacement);
837 }
838 
839 template<typename T, Index Log2Dim>
840 inline void
841 PointDataLeafNode<T, Log2Dim>::renameAttributes(const Descriptor& expected, Descriptor::Ptr& replacement)
842 {
843  mAttributeSet->renameAttributes(expected, replacement);
844 }
845 
846 template<typename T, Index Log2Dim>
847 inline void
849 {
850  for (size_t i = 0; i < mAttributeSet->size(); i++) {
851  AttributeArray* array = mAttributeSet->get(i);
852  array->compact();
853  }
854 }
855 
856 template<typename T, Index Log2Dim>
857 inline void
858 PointDataLeafNode<T, Log2Dim>::replaceAttributeSet(AttributeSet* attributeSet, bool allowMismatchingDescriptors)
859 {
860  if (!attributeSet) {
861  OPENVDB_THROW(ValueError, "Cannot replace with a null attribute set");
862  }
863 
864  if (!allowMismatchingDescriptors && mAttributeSet->descriptor() != attributeSet->descriptor()) {
865  OPENVDB_THROW(ValueError, "Attribute set descriptors are not equal.");
866  }
867 
868  mAttributeSet.reset(attributeSet);
869 }
870 
871 template<typename T, Index Log2Dim>
872 inline void
873 PointDataLeafNode<T, Log2Dim>::resetDescriptor(const Descriptor::Ptr& replacement)
874 {
875  mAttributeSet->resetDescriptor(replacement);
876 }
877 
878 template<typename T, Index Log2Dim>
879 inline void
880 PointDataLeafNode<T, Log2Dim>::setOffsets(const std::vector<ValueType>& offsets, const bool updateValueMask)
881 {
882  if (offsets.size() != LeafNodeType::NUM_VALUES) {
883  OPENVDB_THROW(ValueError, "Offset vector size doesn't match number of voxels.")
884  }
885 
886  for (Index index = 0; index < offsets.size(); ++index) {
887  setOffsetOnly(index, offsets[index]);
888  }
889 
890  if (updateValueMask) this->updateValueMask();
891 }
892 
893 template<typename T, Index Log2Dim>
894 inline void
896 {
897  // Ensure all of the offset values are monotonically increasing
898  for (Index index = 1; index < BaseLeaf::SIZE; ++index) {
899  if (this->getValue(index-1) > this->getValue(index)) {
900  OPENVDB_THROW(ValueError, "Voxel offset values are not monotonically increasing");
901  }
902  }
903 
904  // Ensure all attribute arrays are of equal length
905  for (size_t attributeIndex = 1; attributeIndex < mAttributeSet->size(); ++attributeIndex ) {
906  if (mAttributeSet->getConst(attributeIndex-1)->size() != mAttributeSet->getConst(attributeIndex)->size()) {
907  OPENVDB_THROW(ValueError, "Attribute arrays have inconsistent length");
908  }
909  }
910 
911  // Ensure the last voxel's offset value matches the size of each attribute array
912  if (mAttributeSet->size() > 0 && this->getValue(BaseLeaf::SIZE-1) != mAttributeSet->getConst(0)->size()) {
913  OPENVDB_THROW(ValueError, "Last voxel offset value does not match attribute array length");
914  }
915 }
916 
917 template<typename T, Index Log2Dim>
918 inline AttributeArray&
920 {
921  if (pos >= mAttributeSet->size()) OPENVDB_THROW(LookupError, "Attribute Out Of Range - " << pos);
922  return *mAttributeSet->get(pos);
923 }
924 
925 template<typename T, Index Log2Dim>
926 inline const AttributeArray&
928 {
929  if (pos >= mAttributeSet->size()) OPENVDB_THROW(LookupError, "Attribute Out Of Range - " << pos);
930  return *mAttributeSet->getConst(pos);
931 }
932 
933 template<typename T, Index Log2Dim>
934 inline const AttributeArray&
936 {
937  return this->attributeArray(pos);
938 }
939 
940 template<typename T, Index Log2Dim>
941 inline AttributeArray&
943 {
944  const size_t pos = mAttributeSet->find(attributeName);
945  if (pos == AttributeSet::INVALID_POS) OPENVDB_THROW(LookupError, "Attribute Not Found - " << attributeName);
946  return *mAttributeSet->get(pos);
947 }
948 
949 template<typename T, Index Log2Dim>
950 inline const AttributeArray&
952 {
953  const size_t pos = mAttributeSet->find(attributeName);
954  if (pos == AttributeSet::INVALID_POS) OPENVDB_THROW(LookupError, "Attribute Not Found - " << attributeName);
955  return *mAttributeSet->getConst(pos);
956 }
957 
958 template<typename T, Index Log2Dim>
959 inline const AttributeArray&
961 {
962  return this->attributeArray(attributeName);
963 }
964 
965 template<typename T, Index Log2Dim>
966 inline GroupHandle
967 PointDataLeafNode<T, Log2Dim>::groupHandle(const AttributeSet::Descriptor::GroupIndex& index) const
968 {
969  const AttributeArray& array = this->attributeArray(index.first);
970  assert(isGroup(array));
971 
972  const GroupAttributeArray& groupArray = GroupAttributeArray::cast(array);
973 
974  return GroupHandle(groupArray, index.second);
975 }
976 
977 template<typename T, Index Log2Dim>
978 inline GroupHandle
980 {
981  const AttributeSet::Descriptor::GroupIndex index = this->attributeSet().groupIndex(name);
982  return this->groupHandle(index);
983 }
984 
985 template<typename T, Index Log2Dim>
986 inline GroupWriteHandle
987 PointDataLeafNode<T, Log2Dim>::groupWriteHandle(const AttributeSet::Descriptor::GroupIndex& index)
988 {
989  AttributeArray& array = this->attributeArray(index.first);
990  assert(isGroup(array));
991 
992  GroupAttributeArray& groupArray = GroupAttributeArray::cast(array);
993 
994  return GroupWriteHandle(groupArray, index.second);
995 }
996 
997 template<typename T, Index Log2Dim>
998 inline GroupWriteHandle
1000 {
1001  const AttributeSet::Descriptor::GroupIndex index = this->attributeSet().groupIndex(name);
1002  return this->groupWriteHandle(index);
1003 }
1004 
1005 template<typename T, Index Log2Dim>
1006 template<typename ValueIterT, typename FilterT>
1008 PointDataLeafNode<T, Log2Dim>::beginIndex(const FilterT& filter) const
1009 {
1010  // generate no-op iterator if filter evaluates no indices
1011 
1012  if (filter.state() == index::NONE) {
1013  return IndexIter<ValueIterT, FilterT>(ValueIterT(), filter);
1014  }
1015 
1016  // copy filter to ensure thread-safety
1017 
1018  FilterT newFilter(filter);
1019  newFilter.reset(*this);
1020 
1021  using IterTraitsT = tree::IterTraits<LeafNodeType, ValueIterT>;
1022 
1023  // construct the value iterator and reset the filter to use this leaf
1024 
1025  ValueIterT valueIter = IterTraitsT::begin(*this);
1026 
1027  return IndexIter<ValueIterT, FilterT>(valueIter, newFilter);
1028 }
1029 
1030 template<typename T, Index Log2Dim>
1031 inline ValueVoxelCIter
1033 {
1034  const Index index = LeafNodeType::coordToOffset(ijk);
1035  assert(index < BaseLeaf::SIZE);
1036  const ValueType end = this->getValue(index);
1037  const ValueType start = (index == 0) ? ValueType(0) : this->getValue(index - 1);
1038  return ValueVoxelCIter(start, end);
1039 }
1040 
1041 template<typename T, Index Log2Dim>
1044 {
1045  ValueVoxelCIter iter = this->beginValueVoxel(ijk);
1046  return IndexVoxelIter(iter, NullFilter());
1047 }
1048 
1049 template<typename T, Index Log2Dim>
1050 template<typename FilterT>
1052 PointDataLeafNode<T, Log2Dim>::beginIndexVoxel(const Coord& ijk, const FilterT& filter) const
1053 {
1054  ValueVoxelCIter iter = this->beginValueVoxel(ijk);
1055  FilterT newFilter(filter);
1056  newFilter.reset(*this);
1057  return IndexIter<ValueVoxelCIter, FilterT>(iter, newFilter);
1058 }
1059 
1060 template<typename T, Index Log2Dim>
1061 inline Index64
1063 {
1064  return this->getLastValue();
1065 }
1066 
1067 template<typename T, Index Log2Dim>
1068 inline Index64
1070 {
1071  if (this->isEmpty()) return 0;
1072  else if (this->isDense()) return this->pointCount();
1073  return iterCount(this->beginIndexOn());
1074 }
1075 
1076 template<typename T, Index Log2Dim>
1077 inline Index64
1079 {
1080  if (this->isEmpty()) return this->pointCount();
1081  else if (this->isDense()) return 0;
1082  return iterCount(this->beginIndexOff());
1083 }
1084 
1085 template<typename T, Index Log2Dim>
1086 inline Index64
1088 {
1089  if (!this->attributeSet().descriptor().hasGroup(groupName)) {
1090  return Index64(0);
1091  }
1092  GroupFilter filter(groupName, this->attributeSet());
1093  if (filter.state() == index::ALL) {
1094  return this->pointCount();
1095  } else {
1096  return iterCount(this->beginIndexAll(filter));
1097  }
1098 }
1099 
1100 template<typename T, Index Log2Dim>
1101 inline void
1103 {
1104  ValueType start = 0, end = 0;
1105  for (Index n = 0; n < LeafNodeType::NUM_VALUES; n++) {
1106  end = this->getValue(n);
1107  this->setValueMask(n, (end - start) > 0);
1108  start = end;
1109  }
1110 }
1111 
1112 template<typename T, Index Log2Dim>
1113 inline void
1115 {
1116  this->buffer().setValue(offset, val);
1117  this->setValueMaskOn(offset);
1118 }
1119 
1120 template<typename T, Index Log2Dim>
1121 inline void
1123 {
1124  this->buffer().setValue(offset, val);
1125 }
1126 
1127 template<typename T, Index Log2Dim>
1128 inline void
1129 PointDataLeafNode<T, Log2Dim>::readTopology(std::istream& is, bool fromHalf)
1130 {
1131  BaseLeaf::readTopology(is, fromHalf);
1132 }
1133 
1134 template<typename T, Index Log2Dim>
1135 inline void
1136 PointDataLeafNode<T, Log2Dim>::writeTopology(std::ostream& os, bool toHalf) const
1137 {
1138  BaseLeaf::writeTopology(os, toHalf);
1139 }
1140 
1141 template<typename T, Index Log2Dim>
1142 inline Index
1144 {
1145  return Index( /*voxel buffer sizes*/ 1 +
1146  /*voxel buffers*/ 1 +
1147  /*attribute metadata*/ 1 +
1148  /*attribute uniform values*/ mAttributeSet->size() +
1149  /*attribute buffers*/ mAttributeSet->size() +
1150  /*cleanup*/ 1);
1151 }
1152 
1153 template<typename T, Index Log2Dim>
1154 inline void
1155 PointDataLeafNode<T, Log2Dim>::readBuffers(std::istream& is, bool fromHalf)
1156 {
1157  this->readBuffers(is, CoordBBox::inf(), fromHalf);
1158 }
1159 
1160 template<typename T, Index Log2Dim>
1161 inline void
1162 PointDataLeafNode<T, Log2Dim>::readBuffers(std::istream& is, const CoordBBox& /*bbox*/, bool fromHalf)
1163 {
1164  struct Local
1165  {
1166  static void destroyPagedStream(const io::StreamMetadata::AuxDataMap& auxData, const Index index)
1167  {
1168  // if paged stream exists, delete it
1169  std::string key("paged:" + std::to_string(index));
1170  auto it = auxData.find(key);
1171  if (it != auxData.end()) {
1172  (const_cast<io::StreamMetadata::AuxDataMap&>(auxData)).erase(it);
1173  }
1174  }
1175 
1176  static compression::PagedInputStream& getOrInsertPagedStream( const io::StreamMetadata::AuxDataMap& auxData,
1177  const Index index)
1178  {
1179  std::string key("paged:" + std::to_string(index));
1180  auto it = auxData.find(key);
1181  if (it != auxData.end()) {
1182  return *(boost::any_cast<compression::PagedInputStream::Ptr>(it->second));
1183  }
1184  else {
1185  compression::PagedInputStream::Ptr pagedStream = std::make_shared<compression::PagedInputStream>();
1186  (const_cast<io::StreamMetadata::AuxDataMap&>(auxData))[key] = pagedStream;
1187  return *pagedStream;
1188  }
1189  }
1190 
1191  static bool hasMatchingDescriptor(const io::StreamMetadata::AuxDataMap& auxData)
1192  {
1193  std::string matchingKey("hasMatchingDescriptor");
1194  auto itMatching = auxData.find(matchingKey);
1195  return itMatching != auxData.end();
1196  }
1197 
1198  static void clearMatchingDescriptor(const io::StreamMetadata::AuxDataMap& auxData)
1199  {
1200  std::string matchingKey("hasMatchingDescriptor");
1201  std::string descriptorKey("descriptorPtr");
1202  auto itMatching = auxData.find(matchingKey);
1203  auto itDescriptor = auxData.find(descriptorKey);
1204  if (itMatching != auxData.end()) (const_cast<io::StreamMetadata::AuxDataMap&>(auxData)).erase(itMatching);
1205  if (itDescriptor != auxData.end()) (const_cast<io::StreamMetadata::AuxDataMap&>(auxData)).erase(itDescriptor);
1206  }
1207 
1208  static void insertDescriptor( const io::StreamMetadata::AuxDataMap& auxData,
1209  const Descriptor::Ptr descriptor)
1210  {
1211  std::string descriptorKey("descriptorPtr");
1212  std::string matchingKey("hasMatchingDescriptor");
1213  auto itMatching = auxData.find(matchingKey);
1214  if (itMatching == auxData.end()) {
1215  // if matching bool is not found, insert "true" and the descriptor
1216  (const_cast<io::StreamMetadata::AuxDataMap&>(auxData))[matchingKey] = true;
1217  (const_cast<io::StreamMetadata::AuxDataMap&>(auxData))[descriptorKey] = descriptor;
1218  }
1219  }
1220 
1221  static AttributeSet::Descriptor::Ptr retrieveMatchingDescriptor(const io::StreamMetadata::AuxDataMap& auxData)
1222  {
1223  std::string descriptorKey("descriptorPtr");
1224  auto itDescriptor = auxData.find(descriptorKey);
1225  assert(itDescriptor != auxData.end());
1226  const Descriptor::Ptr descriptor = boost::any_cast<AttributeSet::Descriptor::Ptr>(itDescriptor->second);
1227  return descriptor;
1228  }
1229  };
1230 
1232 
1233  if (!meta) {
1234  OPENVDB_THROW(IoError, "Cannot read in a PointDataLeaf without StreamMetadata.");
1235  }
1236 
1237  const Index pass(static_cast<uint16_t>(meta->pass()));
1238  const Index maximumPass(static_cast<uint16_t>(meta->pass() >> 16));
1239 
1240  const Index attributes = (maximumPass - 4) / 2;
1241 
1242  if (pass == 0) {
1243  // pass 0 - voxel data sizes
1244  is.read(reinterpret_cast<char*>(&mVoxelBufferSize), sizeof(uint16_t));
1245  Local::clearMatchingDescriptor(meta->auxData());
1246  }
1247  else if (pass == 1) {
1248  // pass 1 - descriptor and attribute metadata
1249  if (Local::hasMatchingDescriptor(meta->auxData())) {
1250  AttributeSet::Descriptor::Ptr descriptor = Local::retrieveMatchingDescriptor(meta->auxData());
1251  mAttributeSet->resetDescriptor(descriptor, /*allowMismatchingDescriptors=*/true);
1252  }
1253  else {
1254  uint8_t header;
1255  is.read(reinterpret_cast<char*>(&header), sizeof(uint8_t));
1256  mAttributeSet->readDescriptor(is);
1257  if (header & uint8_t(1)) {
1258  AttributeSet::DescriptorPtr descriptor = mAttributeSet->descriptorPtr();
1259  Local::insertDescriptor(meta->auxData(), descriptor);
1260  }
1261  // a forwards-compatibility mechanism for future use,
1262  // if a 0x2 bit is set, read and skip over a specific number of bytes
1263  if (header & uint8_t(2)) {
1264  uint64_t bytesToSkip;
1265  is.read(reinterpret_cast<char*>(&bytesToSkip), sizeof(uint64_t));
1266  if (bytesToSkip > uint64_t(0)) {
1267  auto metadata = io::getStreamMetadataPtr(is);
1268  if (metadata && metadata->seekable()) {
1269  is.seekg(bytesToSkip, std::ios_base::cur);
1270  }
1271  else {
1272  std::vector<uint8_t> tempData(bytesToSkip);
1273  is.read(reinterpret_cast<char*>(&tempData[0]), bytesToSkip);
1274  }
1275  }
1276  }
1277  // this reader is only able to read headers with 0x1 and 0x2 bits set
1278  if (header > uint8_t(3)) {
1279  OPENVDB_THROW(IoError, "Unrecognised header flags in PointDataLeafNode");
1280  }
1281  }
1282  mAttributeSet->readMetadata(is);
1283  }
1284  else if (pass < (attributes + 2)) {
1285  // pass 2...n+2 - attribute uniform values
1286  const size_t attributeIndex = pass - 2;
1287  AttributeArray* array = attributeIndex < mAttributeSet->size() ?
1288  mAttributeSet->get(attributeIndex) : nullptr;
1289  if (array) {
1290  compression::PagedInputStream& pagedStream =
1291  Local::getOrInsertPagedStream(meta->auxData(), static_cast<Index>(attributeIndex));
1292  pagedStream.setInputStream(is);
1293  pagedStream.setSizeOnly(true);
1294  array->readPagedBuffers(pagedStream);
1295  }
1296  }
1297  else if (pass == attributes + 2) {
1298  // pass n+2 - voxel data
1299 
1300  const Index passValue(meta->pass());
1301 
1302  // StreamMetadata pass variable used to temporarily store voxel buffer size
1303  io::StreamMetadata& nonConstMeta = const_cast<io::StreamMetadata&>(*meta);
1304  nonConstMeta.setPass(mVoxelBufferSize);
1305 
1306  // readBuffers() calls readCompressedValues specialization above
1307  BaseLeaf::readBuffers(is, fromHalf);
1308 
1309  // pass now reset to original value
1310  nonConstMeta.setPass(passValue);
1311  }
1312  else if (pass < (attributes*2 + 3)) {
1313  // pass n+2..2n+2 - attribute buffers
1314  const Index attributeIndex = pass - attributes - 3;
1315  AttributeArray* array = attributeIndex < mAttributeSet->size() ?
1316  mAttributeSet->get(attributeIndex) : nullptr;
1317  if (array) {
1318  compression::PagedInputStream& pagedStream =
1319  Local::getOrInsertPagedStream(meta->auxData(), attributeIndex);
1320  pagedStream.setInputStream(is);
1321  pagedStream.setSizeOnly(false);
1322  array->readPagedBuffers(pagedStream);
1323  }
1324  // cleanup paged stream reference in auxiliary metadata
1325  if (pass > attributes + 3) {
1326  Local::destroyPagedStream(meta->auxData(), attributeIndex-1);
1327  }
1328  }
1329  else if (pass < buffers()) {
1330  // pass 2n+3 - cleanup last paged stream
1331  const Index attributeIndex = pass - attributes - 4;
1332  Local::destroyPagedStream(meta->auxData(), attributeIndex);
1333  }
1334 }
1335 
1336 template<typename T, Index Log2Dim>
1337 inline void
1338 PointDataLeafNode<T, Log2Dim>::writeBuffers(std::ostream& os, bool toHalf) const
1339 {
1340  struct Local
1341  {
1342  static void destroyPagedStream(const io::StreamMetadata::AuxDataMap& auxData, const Index index)
1343  {
1344  // if paged stream exists, flush and delete it
1345  std::string key("paged:" + std::to_string(index));
1346  auto it = auxData.find(key);
1347  if (it != auxData.end()) {
1348  compression::PagedOutputStream& stream = *(boost::any_cast<compression::PagedOutputStream::Ptr>(it->second));
1349  stream.flush();
1350  (const_cast<io::StreamMetadata::AuxDataMap&>(auxData)).erase(it);
1351  }
1352  }
1353 
1354  static compression::PagedOutputStream& getOrInsertPagedStream( const io::StreamMetadata::AuxDataMap& auxData,
1355  const Index index)
1356  {
1357  std::string key("paged:" + std::to_string(index));
1358  auto it = auxData.find(key);
1359  if (it != auxData.end()) {
1360  return *(boost::any_cast<compression::PagedOutputStream::Ptr>(it->second));
1361  }
1362  else {
1363  compression::PagedOutputStream::Ptr pagedStream = std::make_shared<compression::PagedOutputStream>();
1364  (const_cast<io::StreamMetadata::AuxDataMap&>(auxData))[key] = pagedStream;
1365  return *pagedStream;
1366  }
1367  }
1368 
1369  static void insertDescriptor( const io::StreamMetadata::AuxDataMap& auxData,
1370  const Descriptor::Ptr descriptor)
1371  {
1372  std::string descriptorKey("descriptorPtr");
1373  std::string matchingKey("hasMatchingDescriptor");
1374  auto itMatching = auxData.find(matchingKey);
1375  auto itDescriptor = auxData.find(descriptorKey);
1376  if (itMatching == auxData.end()) {
1377  // if matching bool is not found, insert "true" and the descriptor
1378  (const_cast<io::StreamMetadata::AuxDataMap&>(auxData))[matchingKey] = true;
1379  assert(itDescriptor == auxData.end());
1380  (const_cast<io::StreamMetadata::AuxDataMap&>(auxData))[descriptorKey] = descriptor;
1381  }
1382  else {
1383  // if matching bool is found and is false, early exit (a previous descriptor did not match)
1384  bool matching = boost::any_cast<bool>(itMatching->second);
1385  if (!matching) return;
1386  assert(itDescriptor != auxData.end());
1387  // if matching bool is true, check whether the existing descriptor matches the current one and set
1388  // matching bool to false if not
1389  const Descriptor::Ptr existingDescriptor = boost::any_cast<AttributeSet::Descriptor::Ptr>(itDescriptor->second);
1390  if (*existingDescriptor != *descriptor) {
1391  (const_cast<io::StreamMetadata::AuxDataMap&>(auxData))[matchingKey] = false;
1392  }
1393  }
1394  }
1395 
1396  static bool hasMatchingDescriptor(const io::StreamMetadata::AuxDataMap& auxData)
1397  {
1398  std::string matchingKey("hasMatchingDescriptor");
1399  auto itMatching = auxData.find(matchingKey);
1400  // if matching key is not found, no matching descriptor
1401  if (itMatching == auxData.end()) return false;
1402  // if matching key is found and is false, no matching descriptor
1403  if (!boost::any_cast<bool>(itMatching->second)) return false;
1404  return true;
1405  }
1406 
1407  static AttributeSet::Descriptor::Ptr retrieveMatchingDescriptor(const io::StreamMetadata::AuxDataMap& auxData)
1408  {
1409  std::string descriptorKey("descriptorPtr");
1410  auto itDescriptor = auxData.find(descriptorKey);
1411  // if matching key is true, however descriptor is not found, it has already been retrieved
1412  if (itDescriptor == auxData.end()) return nullptr;
1413  // otherwise remove it and return it
1414  const Descriptor::Ptr descriptor = boost::any_cast<AttributeSet::Descriptor::Ptr>(itDescriptor->second);
1415  (const_cast<io::StreamMetadata::AuxDataMap&>(auxData)).erase(itDescriptor);
1416  return descriptor;
1417  }
1418 
1419  static void clearMatchingDescriptor(const io::StreamMetadata::AuxDataMap& auxData)
1420  {
1421  std::string matchingKey("hasMatchingDescriptor");
1422  std::string descriptorKey("descriptorPtr");
1423  auto itMatching = auxData.find(matchingKey);
1424  auto itDescriptor = auxData.find(descriptorKey);
1425  if (itMatching != auxData.end()) (const_cast<io::StreamMetadata::AuxDataMap&>(auxData)).erase(itMatching);
1426  if (itDescriptor != auxData.end()) (const_cast<io::StreamMetadata::AuxDataMap&>(auxData)).erase(itDescriptor);
1427  }
1428  };
1429 
1431 
1432  if (!meta) {
1433  OPENVDB_THROW(IoError, "Cannot write out a PointDataLeaf without StreamMetadata.");
1434  }
1435 
1436  const Index pass(static_cast<uint16_t>(meta->pass()));
1437 
1438  // leaf traversal analysis deduces the number of passes to perform for this leaf
1439  // then updates the leaf traversal value to ensure all passes will be written
1440 
1441  if (meta->countingPasses()) {
1442  const Index requiredPasses = this->buffers();
1443  if (requiredPasses > pass) {
1444  meta->setPass(requiredPasses);
1445  }
1446  return;
1447  }
1448 
1449  const Index maximumPass(static_cast<uint16_t>(meta->pass() >> 16));
1450  const Index attributes = (maximumPass - 4) / 2;
1451 
1452  if (pass == 0) {
1453  // pass 0 - voxel data sizes
1454  io::writeCompressedValuesSize(os, this->buffer().data(), SIZE);
1455  // track if descriptor is shared or not
1456  Local::insertDescriptor(meta->auxData(), mAttributeSet->descriptorPtr());
1457  }
1458  else if (pass == 1) {
1459  // pass 1 - descriptor and attribute metadata
1460  bool matchingDescriptor = Local::hasMatchingDescriptor(meta->auxData());
1461  if (matchingDescriptor) {
1462  AttributeSet::Descriptor::Ptr descriptor = Local::retrieveMatchingDescriptor(meta->auxData());
1463  if (descriptor) {
1464  // write a header to indicate a shared descriptor
1465  uint8_t header(1);
1466  os.write(reinterpret_cast<const char*>(&header), sizeof(uint8_t));
1467  mAttributeSet->writeDescriptor(os, /*transient=*/false);
1468  }
1469  }
1470  else {
1471  // write a header to indicate a non-shared descriptor
1472  uint8_t header(0);
1473  os.write(reinterpret_cast<const char*>(&header), sizeof(uint8_t));
1474  mAttributeSet->writeDescriptor(os, /*transient=*/false);
1475  }
1476  mAttributeSet->writeMetadata(os, /*transient=*/false, /*paged=*/true);
1477  }
1478  else if (pass < attributes + 2) {
1479  // pass 2...n+2 - attribute buffer sizes
1480  const Index attributeIndex = pass - 2;
1481  // destroy previous paged stream
1482  if (pass > 2) {
1483  Local::destroyPagedStream(meta->auxData(), attributeIndex-1);
1484  }
1485  const AttributeArray* array = attributeIndex < mAttributeSet->size() ?
1486  mAttributeSet->getConst(attributeIndex) : nullptr;
1487  if (array) {
1488  compression::PagedOutputStream& pagedStream =
1489  Local::getOrInsertPagedStream(meta->auxData(), attributeIndex);
1490  pagedStream.setOutputStream(os);
1491  pagedStream.setSizeOnly(true);
1492  array->writePagedBuffers(pagedStream, /*outputTransient*/false);
1493  }
1494  }
1495  else if (pass == attributes + 2) {
1496  const Index attributeIndex = pass - 3;
1497  Local::destroyPagedStream(meta->auxData(), attributeIndex);
1498  // pass n+2 - voxel data
1499  BaseLeaf::writeBuffers(os, toHalf);
1500  }
1501  else if (pass < (attributes*2 + 3)) {
1502  // pass n+3...2n+3 - attribute buffers
1503  const Index attributeIndex = pass - attributes - 3;
1504  // destroy previous paged stream
1505  if (pass > attributes + 2) {
1506  Local::destroyPagedStream(meta->auxData(), attributeIndex-1);
1507  }
1508  const AttributeArray* array = attributeIndex < mAttributeSet->size() ?
1509  mAttributeSet->getConst(attributeIndex) : nullptr;
1510  if (array) {
1511  compression::PagedOutputStream& pagedStream =
1512  Local::getOrInsertPagedStream(meta->auxData(), attributeIndex);
1513  pagedStream.setOutputStream(os);
1514  pagedStream.setSizeOnly(false);
1515  array->writePagedBuffers(pagedStream, /*outputTransient*/false);
1516  }
1517  }
1518  else if (pass < buffers()) {
1519  Local::clearMatchingDescriptor(meta->auxData());
1520  // pass 2n+3 - cleanup last paged stream
1521  const Index attributeIndex = pass - attributes - 4;
1522  Local::destroyPagedStream(meta->auxData(), attributeIndex);
1523  }
1524 }
1525 
1526 template<typename T, Index Log2Dim>
1527 inline Index64
1529 {
1530  return BaseLeaf::memUsage() + mAttributeSet->memUsage();
1531 }
1532 
1533 template<typename T, Index Log2Dim>
1534 inline void
1536 {
1537  BaseLeaf::evalActiveBoundingBox(bbox, visitVoxels);
1538 }
1539 
1540 template<typename T, Index Log2Dim>
1541 inline CoordBBox
1543 {
1544  return BaseLeaf::getNodeBoundingBox();
1545 }
1546 
1547 template<typename T, Index Log2Dim>
1548 inline void
1549 PointDataLeafNode<T, Log2Dim>::fill(const CoordBBox& bbox, const ValueType& value, bool active)
1550 {
1551  if (!this->allocate()) return;
1552 
1553  this->assertNonModifiableUnlessZero(value);
1554 
1555  // active state is permitted to be updated
1556 
1557  for (Int32 x = bbox.min().x(); x <= bbox.max().x(); ++x) {
1558  const Index offsetX = (x & (DIM-1u)) << 2*Log2Dim;
1559  for (Int32 y = bbox.min().y(); y <= bbox.max().y(); ++y) {
1560  const Index offsetXY = offsetX + ((y & (DIM-1u)) << Log2Dim);
1561  for (Int32 z = bbox.min().z(); z <= bbox.max().z(); ++z) {
1562  const Index offset = offsetXY + (z & (DIM-1u));
1563  this->setValueMask(offset, active);
1564  }
1565  }
1566  }
1567 }
1568 
1569 template<typename T, Index Log2Dim>
1570 inline void
1572 {
1573  this->assertNonModifiableUnlessZero(value);
1574 
1575  // active state is permitted to be updated
1576 
1577  if (active) this->setValuesOn();
1578  else this->setValuesOff();
1579 }
1580 
1581 
1583 
1584 
1585 template <typename PointDataTreeT>
1586 inline AttributeSet::Descriptor::Ptr
1587 makeDescriptorUnique(PointDataTreeT& tree)
1588 {
1589  auto leafIter = tree.beginLeaf();
1590  if (!leafIter) return nullptr;
1591 
1592  const AttributeSet::Descriptor& descriptor = leafIter->attributeSet().descriptor();
1593  auto newDescriptor = std::make_shared<AttributeSet::Descriptor>(descriptor);
1594  for (; leafIter; ++leafIter) {
1595  leafIter->resetDescriptor(newDescriptor);
1596  }
1597 
1598  return newDescriptor;
1599 }
1600 
1601 
1602 template <typename PointDataTreeT>
1603 inline void
1604 setStreamingMode(PointDataTreeT& tree, bool on)
1605 {
1606  auto leafIter = tree.beginLeaf();
1607  for (; leafIter; ++leafIter) {
1608  for (size_t i = 0; i < leafIter->attributeSet().size(); i++) {
1609  leafIter->attributeArray(i).setStreaming(on);
1610  }
1611  }
1612 }
1613 
1614 
1615 template <typename PointDataTreeT>
1616 inline void
1617 prefetch(PointDataTreeT& tree, bool position, bool otherAttributes)
1618 {
1619  // NOTE: the following is intentionally not multi-threaded, as the I/O
1620  // is faster if done in the order in which it is stored in the file
1621 
1622  auto leaf = tree.cbeginLeaf();
1623  if (!leaf) return;
1624 
1625  const auto& attributeSet = leaf->attributeSet();
1626 
1627  // pre-fetch leaf data
1628 
1629  for ( ; leaf; ++leaf) {
1630  leaf->buffer().data();
1631  }
1632 
1633  // pre-fetch position attribute data (position will typically have index 0)
1634 
1635  size_t positionIndex = attributeSet.find("P");
1636 
1637  if (position && positionIndex != AttributeSet::INVALID_POS) {
1638  for (leaf = tree.cbeginLeaf(); leaf; ++leaf) {
1639  assert(leaf->hasAttribute(positionIndex));
1640  leaf->constAttributeArray(positionIndex).loadData();
1641  }
1642  }
1643 
1644  // pre-fetch other attribute data
1645 
1646  if (otherAttributes) {
1647  const size_t attributes = attributeSet.size();
1648  for (size_t attributeIndex = 0; attributeIndex < attributes; attributeIndex++) {
1649  if (attributeIndex == positionIndex) continue;
1650  for (leaf = tree.cbeginLeaf(); leaf; ++leaf) {
1651  assert(leaf->hasAttribute(attributeIndex));
1652  leaf->constAttributeArray(attributeIndex).loadData();
1653  }
1654  }
1655  }
1656 }
1657 
1658 
1659 namespace internal {
1660 
1664 void initialize();
1665 
1669 void uninitialize();
1670 
1671 
1676 template<typename HeadT, int HeadLevel>
1678 {
1679  using SubtreeT = typename PointDataNodeChain<typename HeadT::ChildNodeType, HeadLevel-1>::Type;
1681  using Type = typename boost::mpl::push_back<SubtreeT, RootNodeT>::type;
1682 };
1683 
1684 // Specialization for internal nodes which require their embedded child type to
1685 // be switched
1686 template <typename ChildT, Index Log2Dim, int HeadLevel>
1687 struct PointDataNodeChain<tree::InternalNode<ChildT, Log2Dim>, HeadLevel>
1688 {
1689  using SubtreeT = typename PointDataNodeChain<ChildT, HeadLevel-1>::Type;
1691  using Type = typename boost::mpl::push_back<SubtreeT, InternalNodeT>::type;
1692 };
1693 
1694 // Specialization for the last internal node of a node chain, expected
1695 // to be templated on a leaf node
1696 template <typename ChildT, Index Log2Dim>
1697 struct PointDataNodeChain<tree::InternalNode<ChildT, Log2Dim>, /*HeadLevel=*/1>
1698 {
1701  using Type = typename boost::mpl::vector<LeafNodeT, InternalNodeT>::type;
1702 };
1703 
1704 } // namespace internal
1705 
1706 
1710 template <typename TreeType>
1712  using RootNodeT = typename TreeType::RootNodeType;
1715 };
1716 
1717 
1718 } // namespace points
1719 
1720 
1722 
1723 
1724 namespace tree
1725 {
1726 
1729 template<Index Dim1, typename T2>
1730 struct SameLeafConfig<Dim1, points::PointDataLeafNode<T2, Dim1>> { static const bool value = true; };
1731 
1732 } // namespace tree
1733 } // namespace OPENVDB_VERSION_NAME
1734 } // namespace openvdb
1735 
1736 #endif // OPENVDB_POINTS_POINT_DATA_GRID_HAS_BEEN_INCLUDED
openvdb::v7_0::points::PointDataLeafNode::PointDataLeafNode
PointDataLeafNode(PartialCreate, const Coord &coords, const T &value=zeroVal< T >(), bool active=false)
Definition: PointDataGrid.h:312
openvdb::v7_0::points::TreeConverter::NodeChainT
typename internal::PointDataNodeChain< RootNodeT, RootNodeT::LEVEL >::Type NodeChainT
Definition: PointDataGrid.h:1713
openvdb::v7_0::points::PointDataLeafNode::PointDataLeafNode
PointDataLeafNode(const PointDataLeafNode &other)
Construct using deep copy of other PointDataLeafNode.
Definition: PointDataGrid.h:272
openvdb::v7_0::points::PointDataLeafNode::ChildAllCIter
typename BaseLeaf::template DenseIter< const PointDataLeafNode, const ValueType, ChildAll > ChildAllCIter
Definition: PointDataGrid.h:668
openvdb::v7_0::tree::LeafNode::ValueIter
Definition: LeafNode.h:205
openvdb::v7_0::points::PointDataLeafNode::beginIndexAll
IndexAllIter beginIndexAll() const
Leaf index iterator.
Definition: PointDataGrid.h:677
openvdb::v7_0::points::PointDataLeafNode::attributeSet
const AttributeSet & attributeSet() const
Retrieve the attribute set.
Definition: PointDataGrid.h:320
openvdb::v7_0::points::PointDataLeafNode::MaskDenseIterator
typename NodeMaskType::DenseIterator MaskDenseIterator
Definition: PointDataGrid.h:603
openvdb::v7_0::points::internal::PointDataNodeChain
Recursive node chain which generates a boost::mpl::vector listing value converted types of nodes to P...
Definition: PointDataGrid.h:1677
AttributeSet.h
Set of Attribute Arrays which tracks metadata about each array.
StreamCompression.h
Convenience wrappers to using Blosc and reading and writing of Paged data.
openvdb::v7_0::points::AttributeArray::readPagedBuffers
virtual void readPagedBuffers(compression::PagedInputStream &)=0
Read attribute buffers from a paged stream.
openvdb::v7_0::points::pointCount
Index64 pointCount(const PointDataTreeT &tree, const FilterT &filter=NullFilter(), const bool inCoreOnly=false, const bool threaded=true)
Count the total number of points in a PointDataTree.
Definition: PointCount.h:88
openvdb::v7_0::points::PointDataLeafNode::assertNonmodifiable
void assertNonmodifiable()
Definition: PointDataGrid.h:511
openvdb::v7_0::points::PointDataLeafNode::ValueOff
typename BaseLeaf::ValueOff ValueOff
Definition: PointDataGrid.h:589
openvdb::v7_0::points::PointDataLeafNode::PointDataLeafNode
PointDataLeafNode(const PointDataLeafNode &other, const Coord &coords, const T &value=zeroVal< T >(), bool active=false)
Definition: PointDataGrid.h:284
openvdb::v7_0::points::PointDataLeafNode::ValueOffCIter
typename BaseLeaf::template ValueIter< MaskOffIterator, const PointDataLeafNode, const ValueType, ValueOff > ValueOffCIter
Definition: PointDataGrid.h:652
openvdb::v7_0::points::PointDataLeafNode::ChildOnCIter
typename BaseLeaf::template ChildIter< MaskOnIterator, const PointDataLeafNode, ChildOn > ChildOnCIter
Definition: PointDataGrid.h:660
openvdb::v7_0::compression::PagedOutputStream::setOutputStream
void setOutputStream(std::ostream &os)
Definition: StreamCompression.h:260
openvdb::v7_0::points::PointDataLeafNode::endChildOff
ChildOffCIter endChildOff() const
Definition: PointDataGrid.h:755
openvdb::v7_0::points::PointDataLeafNode::beginValueAll
ValueAllIter beginValueAll()
Definition: PointDataGrid.h:729
openvdb::v7_0::points::internal::PointDataNodeChain::SubtreeT
typename PointDataNodeChain< typename HeadT::ChildNodeType, HeadLevel-1 >::Type SubtreeT
Definition: PointDataGrid.h:1679
openvdb::v7_0::tools::PointIndexLeafNode
Definition: PointIndexGrid.h:52
openvdb::v7_0::points::PointDataLeafNode::cbeginChildAll
ChildAllCIter cbeginChildAll() const
Definition: PointDataGrid.h:747
openvdb::v7_0::points::PointDataLeafNode::setValueOff
void setValueOff(const Coord &xyz)
Definition: PointDataGrid.h:528
openvdb::v7_0::points::PointDataLeafNode::setValueOn
void setValueOn(Index offset)
Definition: PointDataGrid.h:535
openvdb::v7_0::points::PointDataLeafNode::ValueAllIter
typename BaseLeaf::template ValueIter< MaskDenseIterator, PointDataLeafNode, const ValueType, ValueAll > ValueAllIter
Definition: PointDataGrid.h:654
openvdb::v7_0::points::AttributeArray
Base class for storing attribute data.
Definition: AttributeArray.h:92
openvdb::v7_0::points::PointDataLeafNode::PointDataLeafNode
PointDataLeafNode(const tree::LeafNode< ValueType, Log2Dim > &other, const T &, const T &, TopologyCopy)
Definition: PointDataGrid.h:308
openvdb::v7_0::points::PointDataLeafNode::PointDataLeafNode
PointDataLeafNode(const Coord &coords, const T &value=zeroVal< T >(), bool active=false)
Construct using supplied origin, value and active status.
Definition: PointDataGrid.h:278
openvdb::v7_0::points::PointDataLeafNode::addLeaf
void addLeaf(PointDataLeafNode *)
Definition: PointDataGrid.h:445
openvdb::v7_0::points::PointDataLeafNode::endValueAll
ValueAllIter endValueAll()
Definition: PointDataGrid.h:739
openvdb::v7_0::LookupError
Definition: Exceptions.h:60
openvdb::v7_0::points::internal::PointDataNodeChain< tree::InternalNode< ChildT, Log2Dim >, 1 >::Type
typename boost::mpl::vector< LeafNodeT, InternalNodeT >::type Type
Definition: PointDataGrid.h:1701
openvdb::v7_0::math::Coord
Signed (x, y, z) 32-bit integer coordinates.
Definition: Coord.h:25
openvdb::v7_0::points::PointDataLeafNode::beginIndexOff
IndexOffIter beginIndexOff() const
Definition: PointDataGrid.h:687
openvdb::v7_0::points::PointDataLeafNode::Descriptor
AttributeSet::Descriptor Descriptor
Definition: PointDataGrid.h:247
openvdb::v7_0::points::PointDataLeafNode::setValueOnly
void setValueOnly(Index, const ValueType &)
Definition: PointDataGrid.h:526
openvdb::v7_0::points::PointDataLeafNode::touchLeafAndCache
PointDataLeafNode * touchLeafAndCache(const Coord &, AccessorT &)
Definition: PointDataGrid.h:453
openvdb::v7_0::compression::bloscCompress
OPENVDB_API void bloscCompress(char *compressedBuffer, size_t &compressedBytes, const size_t bufferBytes, const char *uncompressedBuffer, const size_t uncompressedBytes)
Compress into the supplied buffer.
openvdb::v7_0::points::renameAttributes
void renameAttributes(PointDataTreeT &tree, const std::vector< Name > &oldNames, const std::vector< Name > &newNames)
Rename attributes in a VDB tree.
Definition: PointAttribute.h:458
openvdb::v7_0::points::PointDataLeafNode::cendChildAll
ChildAllCIter cendChildAll() const
Definition: PointDataGrid.h:757
openvdb::v7_0::points::PointDataLeafNode::assertNonModifiableUnlessZero
void assertNonModifiableUnlessZero(const ValueType &value)
Definition: PointDataGrid.h:518
openvdb::v7_0::tree::SameLeafConfig
Definition: PointDataGrid.h:174
openvdb::v7_0::points::PointDataLeafNode::PointDataLeafNode
PointDataLeafNode(const tools::PointIndexLeafNode< OtherValueType, Log2Dim > &other)
Definition: PointDataGrid.h:294
openvdb::v7_0::points::PointDataLeafNode::beginIndexAll
IndexIter< ValueAllCIter, FilterT > beginIndexAll(const FilterT &filter) const
Filtered leaf index iterator.
Definition: PointDataGrid.h:698
openvdb::v7_0::points::index::NONE
@ NONE
Definition: IndexIterator.h:42
VMASK_
#define VMASK_
Definition: PointDataGrid.h:720
openvdb::v7_0::points::PointDataLeafNode::cendValueAll
ValueAllCIter cendValueAll() const
Definition: PointDataGrid.h:737
openvdb::v7_0::tree::LeafNode::ChildOff
Definition: LeafNode.h:202
openvdb::v7_0::points::PointDataLeafNode::memUsage
Index64 memUsage() const
Definition: PointDataGrid.h:1528
openvdb::v7_0::points::PointDataLeafNode::setValueOn
void setValueOn(const Coord &, const ValueType &)
Definition: PointDataGrid.h:537
openvdb::v7_0::PointDataIndex32
PointIndex< Index32, 1 > PointDataIndex32
Definition: Types.h:158
openvdb::v7_0::points::PointDataLeafNode::modifyValueAndActiveStateAndCache
void modifyValueAndActiveStateAndCache(const Coord &, const ModifyOp &, AccessorT &)
Definition: PointDataGrid.h:565
openvdb::v7_0::points::PointDataLeafNode::setValue
void setValue(const Coord &, const ValueType &)
Definition: PointDataGrid.h:540
openvdb::v7_0::compression::bloscDecompress
OPENVDB_API void bloscDecompress(char *uncompressedBuffer, const size_t expectedBytes, const size_t bufferBytes, const char *compressedBuffer)
Decompress into the supplied buffer. Will throw if decompression fails or uncompressed buffer has ins...
openvdb::v7_0::compression::PagedInputStream
A Paging wrapper to std::istream that is responsible for reading from a given input stream and creati...
Definition: StreamCompression.h:208
PointIndexGrid.h
Space-partitioning acceleration structure for points. Partitions the points into voxels to accelerate...
openvdb::v7_0::math::Coord::y
Int32 y() const
Definition: Coord.h:132
openvdb::v7_0::points::PointDataLeafNode::setActiveStateAndCache
void setActiveStateAndCache(const Coord &xyz, bool on, AccessorT &parent)
Definition: PointDataGrid.h:573
openvdb::v7_0::points::internal::PointDataNodeChain< tree::InternalNode< ChildT, Log2Dim >, HeadLevel >::Type
typename boost::mpl::push_back< SubtreeT, InternalNodeT >::type Type
Definition: PointDataGrid.h:1691
openvdb::v7_0::points::GroupFilter::state
static index::State state()
Definition: AttributeGroup.h:143
openvdb::v7_0::points::PointDataLeafNode::beginIndexOn
IndexOnIter beginIndexOn() const
Definition: PointDataGrid.h:682
openvdb::v7_0::points::compactAttributes
void compactAttributes(PointDataTreeT &tree)
Compact attributes in a VDB tree (if possible).
Definition: PointAttribute.h:517
openvdb::v7_0::points::PointDataLeafNode::MaskOnIterator
typename NodeMaskType::OnIterator MaskOnIterator
Definition: PointDataGrid.h:601
openvdb::v7_0::points::PointDataLeafNode::ValueTypePair
std::pair< ValueType, ValueType > ValueTypePair
Definition: PointDataGrid.h:244
openvdb::v7_0::points::AttributeArray::Ptr
std::shared_ptr< AttributeArray > Ptr
Definition: AttributeArray.h:126
openvdb::v7_0::points::PointDataLeafNode::addLeafAndCache
void addLeafAndCache(PointDataLeafNode *, AccessorT &)
Definition: PointDataGrid.h:447
openvdb::v7_0::points::PointDataLeafNode::setValueOn
void setValueOn(const Coord &xyz)
Definition: PointDataGrid.h:534
openvdb::v7_0::points::PointDataLeafNode::beginValueOn
ValueOnIter beginValueOn()
Definition: PointDataGrid.h:723
version.h
Library and file format version numbers.
openvdb::v7_0::util::OnMaskIterator
Definition: NodeMasks.h:189
openvdb::v7_0::points::PointDataLeafNode::beginIndexOn
IndexIter< ValueOnCIter, FilterT > beginIndexOn(const FilterT &filter) const
Definition: PointDataGrid.h:703
AttributeArray.h
Attribute Array storage templated on type and compression codec.
openvdb::v7_0::math::Coord::x
Int32 x() const
Definition: Coord.h:131
openvdb::v7_0::compression::PagedInputStream::Ptr
std::shared_ptr< PagedInputStream > Ptr
Definition: StreamCompression.h:211
openvdb::v7_0::tree::IteratorBase
Base class for iterators over internal and leaf nodes.
Definition: Iterator.h:29
Grid.h
openvdb::v7_0::compression::bloscCompressedSize
OPENVDB_API size_t bloscCompressedSize(const char *buffer, const size_t uncompressedBytes)
Convenience wrapper to retrieve the compressed size of buffer when compressed.
openvdb::v7_0::points::PointDataLeafNode::negate
void negate()
Definition: PointDataGrid.h:584
openvdb::v7_0::points::isGroup
bool isGroup(const AttributeArray &array)
Definition: AttributeGroup.h:66
openvdb::v7_0::compression::PagedOutputStream::Ptr
std::shared_ptr< PagedOutputStream > Ptr
Definition: StreamCompression.h:248
openvdb::v7_0::points::PointDataLeafNode::modifyValue
void modifyValue(Index, const ModifyOp &)
Definition: PointDataGrid.h:546
openvdb::v7_0::points::PointDataLeafNode::modifyValueAndActiveState
void modifyValueAndActiveState(const Coord &, const ModifyOp &)
Definition: PointDataGrid.h:552
openvdb::v7_0::points::AttributeSet::DescriptorPtr
std::shared_ptr< Descriptor > DescriptorPtr
Definition: AttributeSet.h:45
openvdb::v7_0::points::PointDataLeafNode::MaskOffIterator
typename NodeMaskType::OffIterator MaskOffIterator
Definition: PointDataGrid.h:602
openvdb::v7_0::points::PointDataLeafNode::resetBackground
void resetBackground(const ValueType &, const ValueType &newBackground)
Definition: PointDataGrid.h:577
openvdb::v7_0::tree::RootNode
Definition: RootNode.h:43
openvdb::v7_0::points::PointDataLeafNode::endValueAll
ValueAllCIter endValueAll() const
Definition: PointDataGrid.h:738
openvdb::v7_0::points::PointDataLeafNode::ValueType
T ValueType
Definition: PointDataGrid.h:243
openvdb::v7_0::points::PointDataLeafNode::probeLeaf
PointDataLeafNode * probeLeaf(const Coord &)
Definition: PointDataGrid.h:463
openvdb::v7_0::points::PointDataLeafNode::IndexArray
std::vector< ValueType > IndexArray
Definition: PointDataGrid.h:245
openvdb::v7_0::math::CoordBBox
Axis-aligned bounding box of signed integer coordinates.
Definition: Coord.h:248
openvdb::v7_0::points::PointDataLeafNode::ValueAll
typename BaseLeaf::ValueAll ValueAll
Definition: PointDataGrid.h:590
openvdb::v7_0::points::PointDataLeafNode::endValueOn
ValueOnCIter endValueOn() const
Definition: PointDataGrid.h:732
openvdb::v7_0::points::PointDataLeafNode::beginChildAll
ChildAllIter beginChildAll()
Definition: PointDataGrid.h:749
openvdb::v7_0::Grid
Container class that associates a tree with a transform and metadata.
Definition: Grid.h:28
openvdb::v7_0::util::DenseMaskIterator
Definition: NodeMasks.h:251
openvdb::v7_0::util::OffMaskIterator
Definition: NodeMasks.h:220
AttributeGroup.h
Attribute Group access and filtering for iteration.
openvdb::v7_0::compression::PagedInputStream::setSizeOnly
void setSizeOnly(bool sizeOnly)
Size-only mode tags the stream as only reading size data.
Definition: StreamCompression.h:218
openvdb::v7_0::tree::LeafNode::DenseIter
Definition: LeafNode.h:249
openvdb::v7_0::points::PointDataLeafNode::ChildOff
typename BaseLeaf::ChildOff ChildOff
Definition: PointDataGrid.h:598
openvdb::v7_0::points::PointDataLeafNode::beginValueOff
ValueOffCIter beginValueOff() const
Definition: PointDataGrid.h:725
openvdb::v7_0::typeNameAsString< Vec3f >
const char * typeNameAsString< Vec3f >()
Definition: Types.h:534
openvdb::v7_0::points::PointDataLeafNode::setValueOff
void setValueOff(const Coord &, const ValueType &)
Definition: PointDataGrid.h:531
openvdb::v7_0::points::appendAttribute
void appendAttribute(PointDataTreeT &tree, const Name &name, const NamePair &type, const Index strideOrTotalSize=1, const bool constantStride=true, Metadata::Ptr metaDefaultValue=Metadata::Ptr(), const bool hidden=false, const bool transient=false)
Appends a new attribute to the VDB tree (this method does not require a templated AttributeType)
Definition: PointAttribute.h:242
openvdb::v7_0::points::PointDataLeafNode::setValueOn
void setValueOn(Index, const ValueType &)
Definition: PointDataGrid.h:538
openvdb::v7_0::io::getStreamMetadataPtr
OPENVDB_API SharedPtr< StreamMetadata > getStreamMetadataPtr(std::ios_base &)
Return a shared pointer to an object that stores metadata (file format, compression scheme,...
openvdb::v7_0::points::PointDataLeafNode::ChildAllIter
typename BaseLeaf::template DenseIter< PointDataLeafNode, ValueType, ChildAll > ChildAllIter
Definition: PointDataGrid.h:666
openvdb::v7_0::compression::PagedInputStream::setInputStream
void setInputStream(std::istream &is)
Definition: StreamCompression.h:223
openvdb::v7_0::points::PointDataLeafNode::setActiveState
void setActiveState(const Coord &xyz, bool on)
Definition: PointDataGrid.h:522
openvdb::v7_0::points::PointDataLeafNode::beginValueAll
ValueAllCIter beginValueAll() const
Definition: PointDataGrid.h:728
openvdb::v7_0::points::PointDataLeafNode::ValueOnCIter
typename BaseLeaf::template ValueIter< MaskOnIterator, const PointDataLeafNode, const ValueType, ValueOn > ValueOnCIter
Definition: PointDataGrid.h:648
openvdb::v7_0::points::PointDataLeafNode::endValueOn
ValueOnIter endValueOn()
Definition: PointDataGrid.h:733
openvdb::v7_0::points::PointDataLeafNode::PointDataLeafNode
PointDataLeafNode(const tree::LeafNode< ValueType, Log2Dim > &other, const T &value, TopologyCopy)
Definition: PointDataGrid.h:301
openvdb::v7_0::points::PointDataLeafNode::endValueOff
ValueOffIter endValueOff()
Definition: PointDataGrid.h:736
openvdb::v7_0::points::PointDataLeafNode::reorderAttributes
void reorderAttributes(const Descriptor::Ptr &replacement)
Reorder attribute set.
Definition: PointDataGrid.h:834
openvdb::v7_0::points::PointDataLeafNode::PointDataLeafNode
PointDataLeafNode()
Default constructor.
Definition: PointDataGrid.h:266
openvdb::v7_0::points::iterCount
Index64 iterCount(const IterT &iter)
Count up the number of times the iterator can iterate.
Definition: IndexIterator.h:314
openvdb::v7_0::points::PointDataLeafNode::ChildAll
typename BaseLeaf::ChildAll ChildAll
Definition: PointDataGrid.h:599
openvdb::v7_0::points::TreeConverter
Similiar to ValueConverter, but allows for tree configuration conversion to a PointDataTree....
Definition: PointDataGrid.h:1711
openvdb::v7_0::points::AttributeArray::compact
virtual bool compact()=0
Compact the existing array to become uniform if all values are identical.
openvdb::v7_0::tools::composite::max
const std::enable_if<!VecTraits< T >::IsVec, T >::type & max(const T &a, const T &b)
Definition: Composite.h:106
openvdb::v7_0::io::StreamMetadata::setPass
void setPass(uint32_t)
openvdb::v7_0::points::PointDataLeafNode::clip
void clip(const CoordBBox &, const ValueType &value)
Definition: PointDataGrid.h:555
openvdb::v7_0::util::NodeMask
Bit mask for the internal and leaf nodes of VDB. This is a 64-bit implementation.
Definition: NodeMasks.h:288
openvdb::v7_0::points::TypedAttributeArray
Typed class for storing attribute data.
Definition: AttributeArray.h:566
openvdb::v7_0::points::PointDataLeafNode::beginIndexOff
IndexIter< ValueOffCIter, FilterT > beginIndexOff(const FilterT &filter) const
Definition: PointDataGrid.h:708
openvdb::v7_0::tree::InternalNode
Definition: InternalNode.h:33
openvdb::v7_0::points::PointDataLeafNode::endChildAll
ChildAllIter endChildAll()
Definition: PointDataGrid.h:759
openvdb::v7_0::points::PointDataLeafNode::modifyValue
void modifyValue(const Coord &, const ModifyOp &)
Definition: PointDataGrid.h:549
openvdb::v7_0::io::readCompressedValues
void readCompressedValues(std::istream &is, PointDataIndex32 *destBuf, Index destCount, const util::NodeMask< 3 > &, bool)
openvdb::io::readCompressedValues specialized on PointDataIndex32 arrays to ignore the value mask,...
Definition: PointDataGrid.h:50
openvdb::v7_0::points::makeDescriptorUnique
AttributeSet::Descriptor::Ptr makeDescriptorUnique(PointDataTreeT &tree)
Deep copy the descriptor across all leaf nodes.
Definition: PointDataGrid.h:1587
openvdb::v7_0::TopologyCopy
Tag dispatch class that distinguishes topology copy constructors from deep copy constructors.
Definition: Types.h:681
openvdb::v7_0::points::PointDataLeafNode::beginChildOff
ChildOffCIter beginChildOff() const
Definition: PointDataGrid.h:745
openvdb::v7_0::math::CoordBBox::max
const Coord & max() const
Definition: Coord.h:322
openvdb::v7_0::points::PointDataLeafNode::signedFloodFill
void signedFloodFill(const ValueType &, const ValueType &)
Definition: PointDataGrid.h:582
openvdb::v7_0::points::PointDataLeafNode::beginChildOff
ChildOffIter beginChildOff()
Definition: PointDataGrid.h:746
openvdb::v7_0::points::PointDataLeafNode::probeConstLeafAndCache
const PointDataLeafNode * probeConstLeafAndCache(const Coord &, AccessorT &) const
Definition: PointDataGrid.h:472
openvdb::v7_0::io::MultiPass
Leaf nodes that require multi-pass I/O must inherit from this struct.
Definition: io.h:124
openvdb::v7_0::points::AttributeArray::size
virtual Index size() const =0
openvdb::v7_0::math::CoordBBox::min
const Coord & min() const
Definition: Coord.h:321
openvdb::v7_0::points::PointDataLeafNode::setValueOnlyAndCache
void setValueOnlyAndCache(const Coord &, const ValueType &, AccessorT &)
Definition: PointDataGrid.h:562
openvdb::v7_0::points::PointDataLeafNode::endChildOn
ChildOnCIter endChildOn() const
Definition: PointDataGrid.h:752
openvdb::v7_0::points::PointDataLeafNode::setValuesOn
void setValuesOn()
Definition: PointDataGrid.h:542
OPENVDB_NO_UNREACHABLE_CODE_WARNING_BEGIN
#define OPENVDB_NO_UNREACHABLE_CODE_WARNING_BEGIN
SIMD Intrinsic Headers.
Definition: Platform.h:114
openvdb::v7_0::points::PointDataLeafNode::ChildOffCIter
typename BaseLeaf::template ChildIter< MaskOffIterator, const PointDataLeafNode, ChildOff > ChildOffCIter
Definition: PointDataGrid.h:664
openvdb::v7_0::tree::LeafNode
Templated block class to hold specific data types and a fixed number of values determined by Log2Dim....
Definition: LeafNode.h:37
openvdb::v7_0::math::Coord::z
Int32 z() const
Definition: Coord.h:133
openvdb::v7_0::points::PointDataLeafNode::setValuesOff
void setValuesOff()
Definition: PointDataGrid.h:543
openvdb::v7_0::tree::IterTraits
Definition: TreeIterator.h:64
openvdb::v7_0::points::dropAttributes
void dropAttributes(PointDataTreeT &tree, const std::vector< size_t > &indices)
Drops attributes from the VDB tree.
Definition: PointAttribute.h:370
openvdb::v7_0::points::PointDataLeafNode::probeNodeAndCache
NodeT * probeNodeAndCache(const Coord &, AccessorT &)
Definition: PointDataGrid.h:456
openvdb::v7_0::points::PointDataLeafNode::cendChildOn
ChildOnCIter cendChildOn() const
Definition: PointDataGrid.h:751
openvdb::v7_0::points::IndexIter
A forward iterator over array indices with filtering IteratorT can be either IndexIter or ValueIndexI...
Definition: IndexIterator.h:139
openvdb::v7_0::tree::LeafNode::ValueOff
Definition: LeafNode.h:201
AttributeArrayString.h
Attribute array storage for string data using Descriptor Metadata.
openvdb::v7_0::points::PointDataLeafNode::setValueOffAndCache
void setValueOffAndCache(const Coord &, const ValueType &, AccessorT &)
Definition: PointDataGrid.h:570
openvdb::v7_0::points::GroupHandle
Definition: AttributeGroup.h:75
openvdb::v7_0::points::PointDataLeafNode::cbeginValueOn
ValueOnCIter cbeginValueOn() const
Definition: PointDataGrid.h:721
OPENVDB_USE_VERSION_NAMESPACE
#define OPENVDB_USE_VERSION_NAMESPACE
Definition: version.h:154
openvdb::v7_0::points::PointDataLeafNode::probeLeaf
const PointDataLeafNode * probeLeaf(const Coord &) const
Definition: PointDataGrid.h:475
openvdb::v7_0::points::internal::PointDataNodeChain::Type
typename boost::mpl::push_back< SubtreeT, RootNodeT >::type Type
Definition: PointDataGrid.h:1681
openvdb::v7_0::io::StreamMetadata
Container for metadata describing how to unserialize grids from and/or serialize grids to a stream (w...
Definition: io.h:30
openvdb::v7_0::tree::LeafNode::ValueOn
Definition: LeafNode.h:201
openvdb::v7_0::points::PointDataLeafNode::ValueOn
typename BaseLeaf::ValueOn ValueOn
Definition: PointDataGrid.h:588
openvdb::v7_0::points::AttributeArray::ScopedRegistryLock
Definition: AttributeArray.h:119
openvdb::v7_0::points::PointDataLeafNode::hasSameTopology
bool hasSameTopology(const PointDataLeafNode< OtherType, OtherLog2Dim > *other) const
Return true if the given node (which may have a different ValueType than this node) has the same acti...
Definition: PointDataGrid.h:432
openvdb::v7_0::tree::LeafNode::ValueAll
Definition: LeafNode.h:201
openvdb::v7_0::points::internal::uninitialize
void uninitialize()
Global deregistration of point data-related types.
openvdb::v7_0::points::PointDataLeafNode::beginChildOn
ChildOnIter beginChildOn()
Definition: PointDataGrid.h:743
openvdb::v7_0::points::groupPointCount
OPENVDB_DEPRECATED Index64 groupPointCount(const PointDataTreeT &tree, const Name &name, const bool inCoreOnly=true)
Definition: PointCount.h:235
openvdb::v7_0::points::internal::initialize
void initialize()
Global registration of point data-related types.
openvdb::v7_0::points::NullFilter
A no-op filter that can be used when iterating over all indices.
Definition: IndexIterator.h:50
Tree.h
openvdb::v7_0::points::internal::PointDataNodeChain< tree::InternalNode< ChildT, Log2Dim >, HeadLevel >::SubtreeT
typename PointDataNodeChain< ChildT, HeadLevel-1 >::Type SubtreeT
Definition: PointDataGrid.h:1689
openvdb::v7_0::io::writeCompressedValues
void writeCompressedValues(std::ostream &os, PointDataIndex32 *srcBuf, Index srcCount, const util::NodeMask< 3 > &, const util::NodeMask< 3 > &, bool)
openvdb::io::writeCompressedValues specialized on PointDataIndex32 arrays to ignore the value mask,...
Definition: PointDataGrid.h:110
openvdb::v7_0::points::AttributeSet
Ordered collection of uniquely-named attribute arrays.
Definition: AttributeSet.h:35
openvdb::v7_0::points::PointDataLeafNode::cbeginValueAll
ValueAllCIter cbeginValueAll() const
Definition: PointDataGrid.h:727
openvdb::v7_0::points::PointDataLeafNode::operator==
bool operator==(const PointDataLeafNode &other) const
Definition: PointDataGrid.h:438
openvdb::v7_0::compression::PagedOutputStream
A Paging wrapper to std::ostream that is responsible for writing from a given output stream at interv...
Definition: StreamCompression.h:245
openvdb::v7_0::points::PointDataLeafNode::beginValueOff
ValueOffIter beginValueOff()
Definition: PointDataGrid.h:726
openvdb::v7_0::points::PointDataLeafNode::fill
void fill(const CoordBBox &, const ValueType &, bool)
Definition: PointDataGrid.h:1549
openvdb::v7_0::points::PointDataLeafNode::ChildOffIter
typename BaseLeaf::template ChildIter< MaskOffIterator, PointDataLeafNode, ChildOff > ChildOffIter
Definition: PointDataGrid.h:662
openvdb::v7_0::points::prefetch
void prefetch(PointDataTreeT &tree, bool position=true, bool otherAttributes=true)
Sequentially pre-fetch all delayed-load voxel and attribute data from disk in order to accelerate sub...
Definition: PointDataGrid.h:1617
openvdb::v7_0::points::PointDataLeafNode
Definition: PointDataGrid.h:185
openvdb::v7_0::points::PointDataLeafNode::probeConstNodeAndCache
const NodeT * probeConstNodeAndCache(const Coord &, AccessorT &) const
Definition: PointDataGrid.h:477
openvdb::v7_0::points::PointDataLeafNode::ChildOnIter
typename BaseLeaf::template ChildIter< MaskOnIterator, PointDataLeafNode, ChildOn > ChildOnIter
Definition: PointDataGrid.h:658
openvdb::v7_0::Index
Index32 Index
Definition: Types.h:31
openvdb::v7_0::PointIndex
Integer wrapper, required to distinguish PointIndexGrid and PointDataGrid from Int32Grid and Int64Gri...
Definition: Types.h:133
openvdb::v7_0::points::PointDataLeafNode::cbeginChildOff
ChildOffCIter cbeginChildOff() const
Definition: PointDataGrid.h:744
openvdb::v7_0::points::PointDataLeafNode::endChildAll
ChildAllCIter endChildAll() const
Definition: PointDataGrid.h:758
openvdb::v7_0::points::PointDataLeafNode::ValueOffIter
typename BaseLeaf::template ValueIter< MaskOffIterator, PointDataLeafNode, const ValueType, ValueOff > ValueOffIter
Definition: PointDataGrid.h:650
openvdb::v7_0::points::PointDataLeafNode::resetDescriptor
void resetDescriptor(const Descriptor::Ptr &replacement)
Replace the descriptor with a new one The new Descriptor must exactly match the old one.
Definition: PointDataGrid.h:873
openvdb::v7_0::IndexError
Definition: Exceptions.h:57
openvdb::v7_0::Name
std::string Name
Definition: Name.h:17
openvdb::v7_0::points::PointDataLeafNode::endChildOff
ChildOffIter endChildOff()
Definition: PointDataGrid.h:756
openvdb::v7_0::points::PointDataLeafNode::cendValueOn
ValueOnCIter cendValueOn() const
Definition: PointDataGrid.h:731
openvdb::v7_0::points::PointDataLeafNode::endChildOn
ChildOnIter endChildOn()
Definition: PointDataGrid.h:753
openvdb::v7_0::points::PointDataLeafNode::probeLeafAndCache
const PointDataLeafNode * probeLeafAndCache(const Coord &, AccessorT &) const
Definition: PointDataGrid.h:474
openvdb::v7_0::points::PointDataLeafNode::ValueAllCIter
typename BaseLeaf::template ValueIter< MaskDenseIterator, const PointDataLeafNode, const ValueType, ValueAll > ValueAllCIter
Definition: PointDataGrid.h:656
OPENVDB_VERSION_NAME
#define OPENVDB_VERSION_NAME
Definition: version.h:108
openvdb::v7_0::tree::LeafNode::ChildIter
Leaf nodes have no children, so their child iterators have no get/set accessors.
Definition: LeafNode.h:240
openvdb::v7_0::points::PointDataLeafNode::cendChildOff
ChildOffCIter cendChildOff() const
Definition: PointDataGrid.h:754
openvdb::v7_0::points::index::ALL
@ ALL
Definition: IndexIterator.h:43
OPENVDB_NO_UNREACHABLE_CODE_WARNING_END
#define OPENVDB_NO_UNREACHABLE_CODE_WARNING_END
Definition: Platform.h:115
openvdb::v7_0::points::PointDataLeafNode::setActiveState
void setActiveState(Index offset, bool on)
Definition: PointDataGrid.h:523
openvdb::v7_0::compression::PagedOutputStream::setSizeOnly
void setSizeOnly(bool sizeOnly)
Size-only mode tags the stream as only writing size data.
Definition: StreamCompression.h:255
openvdb::v7_0::points::PointDataLeafNode::operator!=
bool operator!=(const PointDataLeafNode &other) const
Definition: PointDataGrid.h:443
openvdb::v7_0::points::PointDataLeafNode::signedFloodFill
void signedFloodFill(const ValueType &)
Definition: PointDataGrid.h:581
openvdb::v7_0::points::ValueVoxelCIter
A forward iterator over array indices in a single voxel.
Definition: IndexIterator.h:64
openvdb::v7_0::points::PointDataLeafNode::endValueOff
ValueOffCIter endValueOff() const
Definition: PointDataGrid.h:735
openvdb::v7_0::points::PointDataLeafNode::cbeginChildOn
ChildOnCIter cbeginChildOn() const
Definition: PointDataGrid.h:741
openvdb::v7_0::points::PointDataLeafNode::ValueOnIter
typename BaseLeaf::template ValueIter< MaskOnIterator, PointDataLeafNode, const ValueType, ValueOn > ValueOnIter
Definition: PointDataGrid.h:646
openvdb::v7_0::ValueError
Definition: Exceptions.h:65
openvdb::v7_0::PartialCreate
Tag dispatch class that distinguishes constructors during file input.
Definition: Types.h:683
openvdb::v7_0::tree::LeafNode::ChildOn
Definition: LeafNode.h:202
openvdb::v7_0::points::AttributeSet::descriptor
Descriptor & descriptor()
Return a reference to this attribute set's descriptor, which might be shared with other sets.
Definition: AttributeSet.h:98
openvdb::v7_0::points::PointDataLeafNode::ChildOn
typename BaseLeaf::ChildOn ChildOn
Definition: PointDataGrid.h:597
openvdb::v7_0::compression::PagedOutputStream::flush
void flush()
Manually flushes the current page to disk if non-zero.
openvdb::v7_0::points::PointDataLeafNode::cbeginValueOff
ValueOffCIter cbeginValueOff() const
Definition: PointDataGrid.h:724
openvdb::v7_0::points::PointDataLeafNode::beginChildAll
ChildAllCIter beginChildAll() const
Definition: PointDataGrid.h:748
openvdb::v7_0::points::PointDataLeafNode::beginValueOn
ValueOnCIter beginValueOn() const
Definition: PointDataGrid.h:722
openvdb::v7_0::zeroVal
T zeroVal()
Return the value of type T that corresponds to zero.
Definition: Math.h:59
openvdb::v7_0::points::setStreamingMode
void setStreamingMode(PointDataTreeT &tree, bool on=true)
Toggle the streaming mode on all attributes in the tree to collapse the attributes after deconstructi...
Definition: PointDataGrid.h:1604
openvdb::v7_0::tree::LeafNode::ChildAll
Definition: LeafNode.h:202
openvdb
Definition: Exceptions.h:13
openvdb::v7_0::Int32
int32_t Int32
Definition: Types.h:33
openvdb::v7_0::IoError
Definition: Exceptions.h:58
LeafNode.h
openvdb::v7_0::points::TreeConverter::RootNodeT
typename TreeType::RootNodeType RootNodeT
Definition: PointDataGrid.h:1712
openvdb::v7_0::Index64
uint64_t Index64
Definition: Types.h:30
openvdb::v7_0::points::PointDataLeafNode::cendValueOff
ValueOffCIter cendValueOff() const
Definition: PointDataGrid.h:734
openvdb::v7_0::points::AttributeArray::writePagedBuffers
virtual void writePagedBuffers(compression::PagedOutputStream &, bool outputTransient) const =0
openvdb::v7_0::points::GroupWriteHandle
Definition: AttributeGroup.h:103
openvdb::v7_0::io::StreamMetadata::Ptr
SharedPtr< StreamMetadata > Ptr
Definition: io.h:33
openvdb::v7_0::points::PointDataLeafNode::beginChildOn
ChildOnCIter beginChildOn() const
Definition: PointDataGrid.h:742
openvdb::v7_0::points::GroupFilter
Index filtering on group membership.
Definition: AttributeGroup.h:132
openvdb::v7_0::points::PointDataLeafNode::setValueOff
void setValueOff(Index, const ValueType &)
Definition: PointDataGrid.h:532
OPENVDB_THROW
#define OPENVDB_THROW(exception, message)
Definition: Exceptions.h:82
openvdb::v7_0::io::writeCompressedValuesSize
void writeCompressedValuesSize(std::ostream &os, const T *srcBuf, Index srcCount)
Definition: PointDataGrid.h:143
openvdb::v7_0::points::PointDataLeafNode::setValueOnly
void setValueOnly(const Coord &, const ValueType &)
Definition: PointDataGrid.h:525
openvdb::v7_0::io::StreamMetadata::AuxDataMap
std::map< std::string, boost::any > AuxDataMap
Definition: io.h:92
openvdb::v7_0::points::PointDataLeafNode::probeLeafAndCache
PointDataLeafNode * probeLeafAndCache(const Coord &, AccessorT &)
Definition: PointDataGrid.h:465
openvdb::v7_0::points::PointDataLeafNode::Ptr
std::shared_ptr< PointDataLeafNode > Ptr
Definition: PointDataGrid.h:241
openvdb::v7_0::tree::Tree
Definition: Tree.h:176
openvdb::v7_0::points::PointDataLeafNode::fill
void fill(const ValueType &value)
Definition: PointDataGrid.h:558
openvdb::v7_0::points::PointDataLeafNode::setValueOff
void setValueOff(Index offset)
Definition: PointDataGrid.h:529