OpenVDB: LeafNodeBool.h Source File

OpenVDB 3.2.0

LeafNodeBool.h
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1 //
3 // Copyright (c) 2012-2016 DreamWorks Animation LLC
4 //
5 // All rights reserved. This software is distributed under the
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10 //
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28 //
30
31 #ifndef OPENVDB_TREE_LEAF_NODE_BOOL_HAS_BEEN_INCLUDED
32 #define OPENVDB_TREE_LEAF_NODE_BOOL_HAS_BEEN_INCLUDED
33
34 #include <iostream>
35 #include <boost/shared_ptr.hpp>
36 #include <boost/shared_array.hpp>
37 #include <boost/static_assert.hpp>
38 #include <openvdb/Types.h>
39 #include <openvdb/io/Compression.h> // for io::readData(), etc.
40 #include <openvdb/math/Math.h> // for math::isZero()
41 #include <openvdb/util/NodeMasks.h>
42 #include "LeafNode.h"
43 #include "Iterator.h"
44
45
46 namespace openvdb {
47 OPENVDB_USE_VERSION_NAMESPACE
48 namespace OPENVDB_VERSION_NAME {
49 namespace tree {
50
53 template<Index Log2Dim>
54 class LeafNode<bool, Log2Dim>
55 {
56 public:
57 typedef LeafNode<bool, Log2Dim> LeafNodeType;
58 typedef boost::shared_ptr<LeafNodeType> Ptr;
59 typedef bool BuildType;
60 typedef bool ValueType;
61 typedef util::NodeMask<Log2Dim> NodeMaskType;
62
63 // These static declarations must be on separate lines to avoid VC9 compiler errors.
64 static const Index LOG2DIM = Log2Dim; // needed by parent nodes
65 static const Index TOTAL = Log2Dim; // needed by parent nodes
66 static const Index DIM = 1 << TOTAL; // dimension along one coordinate direction
67 static const Index NUM_VALUES = 1 << 3 * Log2Dim;
68 static const Index NUM_VOXELS = NUM_VALUES; // total number of voxels represented by this node
69 static const Index SIZE = NUM_VALUES;
70 static const Index LEVEL = 0; // level 0 = leaf
71
74 template<typename ValueType>
75 struct ValueConverter { typedef LeafNode<ValueType, Log2Dim> Type; };
76
79 template<typename OtherNodeType>
80 struct SameConfiguration {
81 static const bool value = SameLeafConfig<LOG2DIM, OtherNodeType>::value;
82 };
83
84
85 class Buffer
86 {
87 public:
88 typedef typename NodeMaskType::Word WordType;
89 static const Index WORD_COUNT = NodeMaskType::WORD_COUNT;
90 Buffer() {}
91 Buffer(bool on) : mData(on) {}
92 Buffer(const NodeMaskType& other): mData(other) {}
93 Buffer(const Buffer& other): mData(other.mData) {}
94 ~Buffer() {}
95 void fill(bool val) { mData.set(val); }
96 Buffer& operator=(const Buffer& b) { if (&b != this) { mData = b.mData; } return *this; }
97
98 const bool& getValue(Index i) const
99 {
100 assert(i < SIZE);
101 // We can't use the ternary operator here, otherwise Visual C++ returns
102 // a reference to a temporary.
103 if (mData.isOn(i)) return LeafNode::sOn; else return LeafNode::sOff;
104 }
105 const bool& operator[](Index i) const { return this->getValue(i); }
106
107 bool operator==(const Buffer& other) const { return mData == other.mData; }
108 bool operator!=(const Buffer& other) const { return mData != other.mData; }
109
110 void setValue(Index i, bool val) { assert(i < SIZE); mData.set(i, val); }
111
112 void swap(Buffer& other) { if (&other != this) std::swap(mData, other.mData); }
113
114 Index memUsage() const { return sizeof(*this); }
115 static Index size() { return SIZE; }
116
120 WordType* data()
121 {
122 return &(mData.template getWord<WordType>(0));
123 }
128 const WordType* data() const
129 {
130 return const_cast<Buffer*>(this)->data();
131 }
132
133 private:
134 friend class ::TestLeaf;
135 // Allow the parent LeafNode to access this Buffer's bit mask.
136 friend class LeafNode;
137
138 NodeMaskType mData;
139 }; // class Buffer
140
141
143 LeafNode();
144
149 explicit LeafNode(const Coord& xyz, bool value = false, bool active = false);
150
151 #ifndef OPENVDB_2_ABI_COMPATIBLE
152 LeafNode(PartialCreate, const Coord& xyz, bool value = false, bool active = false);
154 #endif
155
157 LeafNode(const LeafNode&);
158
160 template<typename OtherValueType>
161 explicit LeafNode(const LeafNode<OtherValueType, Log2Dim>& other);
162
164 template<typename ValueType>
165 LeafNode(const LeafNode<ValueType, Log2Dim>& other, TopologyCopy);
166
168 template<typename ValueType>
171 LeafNode(const LeafNode<ValueType, Log2Dim>& other, bool offValue, bool onValue, TopologyCopy);
172 template<typename ValueType>
173 LeafNode(const LeafNode<ValueType, Log2Dim>& other, bool background, TopologyCopy);
175
177 ~LeafNode();
178
179 //
180 // Statistics
181 //
183 static Index log2dim() { return Log2Dim; }
185 static Index dim() { return DIM; }
186 static Index size() { return SIZE; }
187 static Index numValues() { return SIZE; }
188 static Index getLevel() { return LEVEL; }
189 static void getNodeLog2Dims(std::vector<Index>& dims) { dims.push_back(Log2Dim); }
190 static Index getChildDim() { return 1; }
191
192 static Index32 leafCount() { return 1; }
193 static Index32 nonLeafCount() { return 0; }
194
196 Index64 onVoxelCount() const { return mValueMask.countOn(); }
198 Index64 offVoxelCount() const { return mValueMask.countOff(); }
199 Index64 onLeafVoxelCount() const { return onVoxelCount(); }
200 Index64 offLeafVoxelCount() const { return offVoxelCount(); }
201 static Index64 onTileCount() { return 0; }
202 static Index64 offTileCount() { return 0; }
203
205 bool isEmpty() const { return mValueMask.isOff(); }
207 bool isDense() const { return mValueMask.isOn(); }
208
209 #ifndef OPENVDB_2_ABI_COMPATIBLE
210 bool isAllocated() const { return true; }
217 bool allocate() { return true; }
218 #endif
219
221 Index64 memUsage() const;
222
226 void evalActiveBoundingBox(CoordBBox& bbox, bool visitVoxels = true) const;
227
230 CoordBBox getNodeBoundingBox() const { return CoordBBox::createCube(mOrigin, DIM); }
231
233 void setOrigin(const Coord& origin) { mOrigin = origin; }
235 const Coord& origin() const { return mOrigin; }
237 void getOrigin(Coord& origin) const { origin = mOrigin; }
238 void getOrigin(Int32& x, Int32& y, Int32& z) const { mOrigin.asXYZ(x, y, z); }
240
242 static Index coordToOffset(const Coord& xyz);
245 static Coord offsetToLocalCoord(Index n);
247 Coord offsetToGlobalCoord(Index n) const;
248
250 std::string str() const;
251
254 template<typename OtherType, Index OtherLog2Dim>
255 bool hasSameTopology(const LeafNode<OtherType, OtherLog2Dim>* other) const;
256
258 bool operator==(const LeafNode&) const;
259 bool operator!=(const LeafNode&) const;
260
261 //
262 // Buffer management
263 //
266 void swap(Buffer& other) { mBuffer.swap(other); }
267 const Buffer& buffer() const { return mBuffer; }
268 Buffer& buffer() { return mBuffer; }
269
270 //
271 // I/O methods
272 //
274 void readTopology(std::istream&, bool fromHalf = false);
276 void writeTopology(std::ostream&, bool toHalf = false) const;
277
279 void readBuffers(std::istream&, bool fromHalf = false);
280 void readBuffers(std::istream& is, const CoordBBox&, bool fromHalf = false);
282 void writeBuffers(std::ostream&, bool toHalf = false) const;
283
284 //
285 // Accessor methods
286 //
288 const bool& getValue(const Coord& xyz) const;
290 const bool& getValue(Index offset) const;
291
295 bool probeValue(const Coord& xyz, bool& val) const;
296
298 static Index getValueLevel(const Coord&) { return LEVEL; }
299
301 void setActiveState(const Coord& xyz, bool on);
303 void setActiveState(Index offset, bool on) { assert(offset<SIZE); mValueMask.set(offset, on); }
304
306 void setValueOnly(const Coord& xyz, bool val);
308 void setValueOnly(Index offset, bool val) { assert(offset<SIZE); mBuffer.setValue(offset,val); }
309
311 void setValueOff(const Coord& xyz) { mValueMask.setOff(this->coordToOffset(xyz)); }
313 void setValueOff(Index offset) { assert(offset < SIZE); mValueMask.setOff(offset); }
314
316 void setValueOff(const Coord& xyz, bool val);
318 void setValueOff(Index offset, bool val);
319
321 void setValueOn(const Coord& xyz) { mValueMask.setOn(this->coordToOffset(xyz)); }
323 void setValueOn(Index offset) { assert(offset < SIZE); mValueMask.setOn(offset); }
324
326 void setValueOn(const Coord& xyz, bool val);
328 void setValue(const Coord& xyz, bool val) { this->setValueOn(xyz, val); }
330 void setValueOn(Index offset, bool val);
331
334 template<typename ModifyOp>
335 void modifyValue(Index offset, const ModifyOp& op);
338 template<typename ModifyOp>
339 void modifyValue(const Coord& xyz, const ModifyOp& op);
340
342 template<typename ModifyOp>
343 void modifyValueAndActiveState(const Coord& xyz, const ModifyOp& op);
344
346 void setValuesOn() { mValueMask.setOn(); }
348 void setValuesOff() { mValueMask.setOff(); }
349
351 bool isValueOn(const Coord& xyz) const { return mValueMask.isOn(this->coordToOffset(xyz)); }
353 bool isValueOn(Index offset) const { assert(offset < SIZE); return mValueMask.isOn(offset); }
354
356 static bool hasActiveTiles() { return false; }
357
359 void clip(const CoordBBox&, bool background);
360
362 void fill(const CoordBBox& bbox, bool value, bool active = true);
363
365 void fill(const bool& value);
367 void fill(const bool& value, bool active);
368
380 template<typename DenseT>
381 void copyToDense(const CoordBBox& bbox, DenseT& dense) const;
382
399 template<typename DenseT>
400 void copyFromDense(const CoordBBox& bbox, const DenseT& dense, bool background, bool tolerance);
401
404 template<typename AccessorT>
405 const bool& getValueAndCache(const Coord& xyz, AccessorT&) const {return this->getValue(xyz);}
406
409 template<typename AccessorT>
410 bool isValueOnAndCache(const Coord& xyz, AccessorT&) const { return this->isValueOn(xyz); }
411
414 template<typename AccessorT>
415 void setValueAndCache(const Coord& xyz, bool val, AccessorT&) { this->setValueOn(xyz, val); }
416
420 template<typename AccessorT>
421 void setValueOnlyAndCache(const Coord& xyz, bool val, AccessorT&) {this->setValueOnly(xyz,val);}
422
425 template<typename AccessorT>
426 void setValueOffAndCache(const Coord& xyz, bool value, AccessorT&)
427 {
428 this->setValueOff(xyz, value);
429 }
430
434 template<typename ModifyOp, typename AccessorT>
435 void modifyValueAndCache(const Coord& xyz, const ModifyOp& op, AccessorT&)
436 {
437 this->modifyValue(xyz, op);
438 }
439
442 template<typename ModifyOp, typename AccessorT>
443 void modifyValueAndActiveStateAndCache(const Coord& xyz, const ModifyOp& op, AccessorT&)
444 {
445 this->modifyValueAndActiveState(xyz, op);
446 }
447
451 template<typename AccessorT>
452 void setActiveStateAndCache(const Coord& xyz, bool on, AccessorT&)
453 {
454 this->setActiveState(xyz, on);
455 }
456
460 template<typename AccessorT>
461 bool probeValueAndCache(const Coord& xyz, bool& val, AccessorT&) const
462 {
463 return this->probeValue(xyz, val);
464 }
465
468 template<typename AccessorT>
469 static Index getValueLevelAndCache(const Coord&, AccessorT&) { return LEVEL; }
470
474 const bool& getFirstValue() const { if (mValueMask.isOn(0)) return sOn; else return sOff; }
478 const bool& getLastValue() const { if (mValueMask.isOn(SIZE-1)) return sOn; else return sOff; }
479
483 bool isConstant(bool& constValue, bool& state, bool tolerance = 0) const;
485 bool isInactive() const { return mValueMask.isOff(); }
486
487 void resetBackground(bool oldBackground, bool newBackground);
488
489 void negate() { mBuffer.mData.toggle(); }
490
491 template<MergePolicy Policy>
492 void merge(const LeafNode& other, bool bg = false, bool otherBG = false);
493 template<MergePolicy Policy> void merge(bool tileValue, bool tileActive);
494
497 void voxelizeActiveTiles(bool = true) {}
498
505 template<typename OtherType>
506 void topologyUnion(const LeafNode<OtherType, Log2Dim>& other);
507
519 template<typename OtherType>
520 void topologyIntersection(const LeafNode<OtherType, Log2Dim>& other, const bool&);
521
533 template<typename OtherType>
534 void topologyDifference(const LeafNode<OtherType, Log2Dim>& other, const bool&);
535
536 template<typename CombineOp>
537 void combine(const LeafNode& other, CombineOp& op);
538 template<typename CombineOp>
539 void combine(bool, bool valueIsActive, CombineOp& op);
540
541 template<typename CombineOp, typename OtherType /*= bool*/>
542 void combine2(const LeafNode& other, const OtherType&, bool valueIsActive, CombineOp&);
543 template<typename CombineOp, typename OtherNodeT /*= LeafNode*/>
544 void combine2(bool, const OtherNodeT& other, bool valueIsActive, CombineOp&);
545 template<typename CombineOp, typename OtherNodeT /*= LeafNode*/>
546 void combine2(const LeafNode& b0, const OtherNodeT& b1, CombineOp&);
547
552 template<typename BBoxOp> void visitActiveBBox(BBoxOp&) const;
553
554 template<typename VisitorOp> void visit(VisitorOp&);
555 template<typename VisitorOp> void visit(VisitorOp&) const;
556
557 template<typename OtherLeafNodeType, typename VisitorOp>
558 void visit2Node(OtherLeafNodeType& other, VisitorOp&);
559 template<typename OtherLeafNodeType, typename VisitorOp>
560 void visit2Node(OtherLeafNodeType& other, VisitorOp&) const;
561 template<typename IterT, typename VisitorOp>
562 void visit2(IterT& otherIter, VisitorOp&, bool otherIsLHS = false);
563 template<typename IterT, typename VisitorOp>
564 void visit2(IterT& otherIter, VisitorOp&, bool otherIsLHS = false) const;
565
567 void prune(const ValueType& /*tolerance*/ = zeroVal<ValueType>()) {}
569 void addLeaf(LeafNode*) {}
570 template<typename AccessorT>
571 void addLeafAndCache(LeafNode*, AccessorT&) {}
572 template<typename NodeT>
573 NodeT* stealNode(const Coord&, const ValueType&, bool) { return NULL; }
574 template<typename NodeT>
575 NodeT* probeNode(const Coord&) { return NULL; }
576 template<typename NodeT>
577 const NodeT* probeConstNode(const Coord&) const { return NULL; }
578 template<typename ArrayT> void getNodes(ArrayT&) const {}
579 template<typename ArrayT> void stealNodes(ArrayT&, const ValueType&, bool) {}
581
582 void addTile(Index level, const Coord&, bool val, bool active);
583 void addTile(Index offset, bool val, bool active);
584 template<typename AccessorT>
585 void addTileAndCache(Index level, const Coord&, bool val, bool active, AccessorT&);
586
588 LeafNode* touchLeaf(const Coord&) { return this; }
590 template<typename AccessorT>
591 LeafNode* touchLeafAndCache(const Coord&, AccessorT&) { return this; }
592 LeafNode* probeLeaf(const Coord&) { return this; }
593 template<typename AccessorT>
594 LeafNode* probeLeafAndCache(const Coord&, AccessorT&) { return this; }
595 template<typename NodeT, typename AccessorT>
596 NodeT* probeNodeAndCache(const Coord&, AccessorT&)
597 {
598 OPENVDB_NO_UNREACHABLE_CODE_WARNING_BEGIN
599 if (!(boost::is_same<NodeT,LeafNode>::value)) return NULL;
600 return reinterpret_cast<NodeT*>(this);
601 OPENVDB_NO_UNREACHABLE_CODE_WARNING_END
602 }
604
605 const LeafNode* probeLeaf(const Coord&) const { return this; }
607 template<typename AccessorT>
608 const LeafNode* probeLeafAndCache(const Coord&, AccessorT&) const { return this; }
609 const LeafNode* probeConstLeaf(const Coord&) const { return this; }
610 template<typename AccessorT>
611 const LeafNode* probeConstLeafAndCache(const Coord&, AccessorT&) const { return this; }
612 template<typename NodeT, typename AccessorT>
613 const NodeT* probeConstNodeAndCache(const Coord&, AccessorT&) const
614 {
615 OPENVDB_NO_UNREACHABLE_CODE_WARNING_BEGIN
616 if (!(boost::is_same<NodeT,LeafNode>::value)) return NULL;
617 return reinterpret_cast<const NodeT*>(this);
618 OPENVDB_NO_UNREACHABLE_CODE_WARNING_END
619 }
621
622 //
623 // Iterators
624 //
625 protected:
626 typedef typename NodeMaskType::OnIterator MaskOnIter;
627 typedef typename NodeMaskType::OffIterator MaskOffIter;
628 typedef typename NodeMaskType::DenseIterator MaskDenseIter;
629
630 template<typename MaskIterT, typename NodeT, typename ValueT>
631 struct ValueIter:
632 // Derives from SparseIteratorBase, but can also be used as a dense iterator,
633 // if MaskIterT is a dense mask iterator type.
634 public SparseIteratorBase<MaskIterT, ValueIter<MaskIterT, NodeT, ValueT>, NodeT, ValueT>
635 {
636 typedef SparseIteratorBase<MaskIterT, ValueIter, NodeT, ValueT> BaseT;
637
638 ValueIter() {}
639 ValueIter(const MaskIterT& iter, NodeT* parent): BaseT(iter, parent) {}
640
641 const bool& getItem(Index pos) const { return this->parent().getValue(pos); }
642 const bool& getValue() const { return this->getItem(this->pos()); }
643
644 // Note: setItem() can't be called on const iterators.
645 void setItem(Index pos, bool value) const { this->parent().setValueOnly(pos, value); }
646 // Note: setValue() can't be called on const iterators.
647 void setValue(bool value) const { this->setItem(this->pos(), value); }
648
649 // Note: modifyItem() can't be called on const iterators.
650 template<typename ModifyOp>
651 void modifyItem(Index n, const ModifyOp& op) const { this->parent().modifyValue(n, op); }
652 // Note: modifyValue() can't be called on const iterators.
653 template<typename ModifyOp>
654 void modifyValue(const ModifyOp& op) const { this->modifyItem(this->pos(), op); }
655 };
656
658 template<typename MaskIterT, typename NodeT>
659 struct ChildIter:
660 public SparseIteratorBase<MaskIterT, ChildIter<MaskIterT, NodeT>, NodeT, bool>
661 {
662 ChildIter() {}
663 ChildIter(const MaskIterT& iter, NodeT* parent): SparseIteratorBase<
664 MaskIterT, ChildIter<MaskIterT, NodeT>, NodeT, bool>(iter, parent) {}
665 };
666
667 template<typename NodeT, typename ValueT>
668 struct DenseIter: public DenseIteratorBase<
669 MaskDenseIter, DenseIter<NodeT, ValueT>, NodeT, /*ChildT=*/void, ValueT>
670 {
671 typedef DenseIteratorBase<MaskDenseIter, DenseIter, NodeT, void, ValueT> BaseT;
672 typedef typename BaseT::NonConstValueType NonConstValueT;
673
674 DenseIter() {}
675 DenseIter(const MaskDenseIter& iter, NodeT* parent): BaseT(iter, parent) {}
676
677 bool getItem(Index pos, void*& child, NonConstValueT& value) const
678 {
679 value = this->parent().getValue(pos);
680 child = NULL;
681 return false; // no child
682 }
683
684 // Note: setItem() can't be called on const iterators.
685 //void setItem(Index pos, void* child) const {}
686
687 // Note: unsetItem() can't be called on const iterators.
688 void unsetItem(Index pos, const ValueT& val) const {this->parent().setValueOnly(pos, val);}
689 };
690
691 public:
692 typedef ValueIter<MaskOnIter, LeafNode, const bool> ValueOnIter;
693 typedef ValueIter<MaskOnIter, const LeafNode, const bool> ValueOnCIter;
694 typedef ValueIter<MaskOffIter, LeafNode, const bool> ValueOffIter;
695 typedef ValueIter<MaskOffIter, const LeafNode, const bool> ValueOffCIter;
696 typedef ValueIter<MaskDenseIter, LeafNode, const bool> ValueAllIter;
697 typedef ValueIter<MaskDenseIter, const LeafNode, const bool> ValueAllCIter;
698 typedef ChildIter<MaskOnIter, LeafNode> ChildOnIter;
699 typedef ChildIter<MaskOnIter, const LeafNode> ChildOnCIter;
700 typedef ChildIter<MaskOffIter, LeafNode> ChildOffIter;
701 typedef ChildIter<MaskOffIter, const LeafNode> ChildOffCIter;
702 typedef DenseIter<LeafNode, bool> ChildAllIter;
703 typedef DenseIter<const LeafNode, const bool> ChildAllCIter;
704
705 ValueOnCIter cbeginValueOn() const { return ValueOnCIter(mValueMask.beginOn(), this); }
706 ValueOnCIter beginValueOn() const { return ValueOnCIter(mValueMask.beginOn(), this); }
707 ValueOnIter beginValueOn() { return ValueOnIter(mValueMask.beginOn(), this); }
708 ValueOffCIter cbeginValueOff() const { return ValueOffCIter(mValueMask.beginOff(), this); }
709 ValueOffCIter beginValueOff() const { return ValueOffCIter(mValueMask.beginOff(), this); }
710 ValueOffIter beginValueOff() { return ValueOffIter(mValueMask.beginOff(), this); }
711 ValueAllCIter cbeginValueAll() const { return ValueAllCIter(mValueMask.beginDense(), this); }
712 ValueAllCIter beginValueAll() const { return ValueAllCIter(mValueMask.beginDense(), this); }
713 ValueAllIter beginValueAll() { return ValueAllIter(mValueMask.beginDense(), this); }
714
715 ValueOnCIter cendValueOn() const { return ValueOnCIter(mValueMask.endOn(), this); }
716 ValueOnCIter endValueOn() const { return ValueOnCIter(mValueMask.endOn(), this); }
717 ValueOnIter endValueOn() { return ValueOnIter(mValueMask.endOn(), this); }
718 ValueOffCIter cendValueOff() const { return ValueOffCIter(mValueMask.endOff(), this); }
719 ValueOffCIter endValueOff() const { return ValueOffCIter(mValueMask.endOff(), this); }
720 ValueOffIter endValueOff() { return ValueOffIter(mValueMask.endOff(), this); }
721 ValueAllCIter cendValueAll() const { return ValueAllCIter(mValueMask.endDense(), this); }
722 ValueAllCIter endValueAll() const { return ValueAllCIter(mValueMask.endDense(), this); }
723 ValueAllIter endValueAll() { return ValueAllIter(mValueMask.endDense(), this); }
724
725 // Note that [c]beginChildOn() and [c]beginChildOff() actually return end iterators,
726 // because leaf nodes have no children.
727 ChildOnCIter cbeginChildOn() const { return ChildOnCIter(mValueMask.endOn(), this); }
728 ChildOnCIter beginChildOn() const { return ChildOnCIter(mValueMask.endOn(), this); }
729 ChildOnIter beginChildOn() { return ChildOnIter(mValueMask.endOn(), this); }
730 ChildOffCIter cbeginChildOff() const { return ChildOffCIter(mValueMask.endOff(), this); }
731 ChildOffCIter beginChildOff() const { return ChildOffCIter(mValueMask.endOff(), this); }
732 ChildOffIter beginChildOff() { return ChildOffIter(mValueMask.endOff(), this); }
733 ChildAllCIter cbeginChildAll() const { return ChildAllCIter(mValueMask.beginDense(), this); }
734 ChildAllCIter beginChildAll() const { return ChildAllCIter(mValueMask.beginDense(), this); }
735 ChildAllIter beginChildAll() { return ChildAllIter(mValueMask.beginDense(), this); }
736
737 ChildOnCIter cendChildOn() const { return ChildOnCIter(mValueMask.endOn(), this); }
738 ChildOnCIter endChildOn() const { return ChildOnCIter(mValueMask.endOn(), this); }
739 ChildOnIter endChildOn() { return ChildOnIter(mValueMask.endOn(), this); }
740 ChildOffCIter cendChildOff() const { return ChildOffCIter(mValueMask.endOff(), this); }
741 ChildOffCIter endChildOff() const { return ChildOffCIter(mValueMask.endOff(), this); }
742 ChildOffIter endChildOff() { return ChildOffIter(mValueMask.endOff(), this); }
743 ChildAllCIter cendChildAll() const { return ChildAllCIter(mValueMask.endDense(), this); }
744 ChildAllCIter endChildAll() const { return ChildAllCIter(mValueMask.endDense(), this); }
745 ChildAllIter endChildAll() { return ChildAllIter(mValueMask.endDense(), this); }
746
747 //
748 // Mask accessors
749 //
750 bool isValueMaskOn(Index n) const { return mValueMask.isOn(n); }
751 bool isValueMaskOn() const { return mValueMask.isOn(); }
752 bool isValueMaskOff(Index n) const { return mValueMask.isOff(n); }
753 bool isValueMaskOff() const { return mValueMask.isOff(); }
754 const NodeMaskType& getValueMask() const { return mValueMask; }
755 const NodeMaskType& valueMask() const { return mValueMask; }
756 NodeMaskType& getValueMask() { return mValueMask; }
757 void setValueMask(const NodeMaskType& mask) { mValueMask = mask; }
758 bool isChildMaskOn(Index) const { return false; } // leaf nodes have no children
759 bool isChildMaskOff(Index) const { return true; }
760 bool isChildMaskOff() const { return true; }
761 protected:
762 void setValueMask(Index n, bool on) { mValueMask.set(n, on); }
763 void setValueMaskOn(Index n) { mValueMask.setOn(n); }
764 void setValueMaskOff(Index n) { mValueMask.setOff(n); }
765
767 static void evalNodeOrigin(Coord& xyz) { xyz &= ~(DIM - 1); }
768
769 template<typename NodeT, typename VisitorOp, typename ChildAllIterT>
770 static inline void doVisit(NodeT&, VisitorOp&);
771
772 template<typename NodeT, typename OtherNodeT, typename VisitorOp,
773 typename ChildAllIterT, typename OtherChildAllIterT>
774 static inline void doVisit2Node(NodeT& self, OtherNodeT& other, VisitorOp&);
775
776 template<typename NodeT, typename VisitorOp,
777 typename ChildAllIterT, typename OtherChildAllIterT>
778 static inline void doVisit2(NodeT& self, OtherChildAllIterT&, VisitorOp&, bool otherIsLHS);
779
780
782 NodeMaskType mValueMask;
784 Buffer mBuffer;
786 Coord mOrigin;
787
788 // These static declarations must be on separate lines to avoid VC9 compiler errors.
789 static const bool sOn;
790 static const bool sOff;
791
792 private:
795 template<typename, Index> friend class LeafNode;
796
797 friend struct ValueIter<MaskOnIter, LeafNode, bool>;
798 friend struct ValueIter<MaskOffIter, LeafNode, bool>;
799 friend struct ValueIter<MaskDenseIter, LeafNode, bool>;
800 friend struct ValueIter<MaskOnIter, const LeafNode, bool>;
801 friend struct ValueIter<MaskOffIter, const LeafNode, bool>;
802 friend struct ValueIter<MaskDenseIter, const LeafNode, bool>;
803
805 friend class IteratorBase<MaskOnIter, LeafNode>;
808 friend class IteratorBase<MaskOffIter, LeafNode>;
809 friend class IteratorBase<MaskDenseIter, LeafNode>;
811
812 }; // class LeafNode<bool>
813
814
819 template<Index Log2Dim> const bool LeafNode<bool, Log2Dim>::sOn = true;
820 template<Index Log2Dim> const bool LeafNode<bool, Log2Dim>::sOff = false;
821
822
824
825
826 template<Index Log2Dim>
827 inline
828 LeafNode<bool, Log2Dim>::LeafNode()
829 : mOrigin(0, 0, 0)
830 {
831 }
832
833
834 template<Index Log2Dim>
835 inline
836 LeafNode<bool, Log2Dim>::LeafNode(const Coord& xyz, bool value, bool active)
837 : mValueMask(active)
838 , mBuffer(value)
839 , mOrigin(xyz & (~(DIM - 1)))
840 {
841 }
842
843
844 #ifndef OPENVDB_2_ABI_COMPATIBLE
845 template<Index Log2Dim>
846 inline
847 LeafNode<bool, Log2Dim>::LeafNode(PartialCreate, const Coord& xyz, bool value, bool active)
848 : mValueMask(active)
849 , mBuffer(value)
850 , mOrigin(xyz & (~(DIM - 1)))
851 {
855 }
856 #endif
857
858
859 template<Index Log2Dim>
860 inline
861 LeafNode<bool, Log2Dim>::LeafNode(const LeafNode &other)
862 : mValueMask(other.valueMask())
863 , mBuffer(other.mBuffer)
864 , mOrigin(other.mOrigin)
865 {
866 }
867
868
869 // Copy-construct from a leaf node with the same configuration but a different ValueType.
870 template<Index Log2Dim>
871 template<typename ValueT>
872 inline
873 LeafNode<bool, Log2Dim>::LeafNode(const LeafNode<ValueT, Log2Dim>& other)
874 : mValueMask(other.valueMask())
875 , mOrigin(other.origin())
876 {
877 struct Local {
879 static inline bool convertValue(const ValueT& val) { return bool(val); }
880 };
881
882 for (Index i = 0; i < SIZE; ++i) {
883 mBuffer.setValue(i, Local::convertValue(other.mBuffer[i]));
884 }
885 }
886
887
888 template<Index Log2Dim>
889 template<typename ValueT>
890 inline
891 LeafNode<bool, Log2Dim>::LeafNode(const LeafNode<ValueT, Log2Dim>& other,
892 bool background, TopologyCopy)
893 : mValueMask(other.valueMask())
894 , mBuffer(background)
895 , mOrigin(other.origin())
896 {
897 }
898
899
900 template<Index Log2Dim>
901 template<typename ValueT>
902 inline
903 LeafNode<bool, Log2Dim>::LeafNode(const LeafNode<ValueT, Log2Dim>& other, TopologyCopy)
904 : mValueMask(other.valueMask())
905 , mBuffer(other.valueMask())// value = active state
906 , mOrigin(other.origin())
907 {
908 }
909
910
911 template<Index Log2Dim>
912 template<typename ValueT>
913 inline
914 LeafNode<bool, Log2Dim>::LeafNode(const LeafNode<ValueT, Log2Dim>& other,
915 bool offValue, bool onValue, TopologyCopy)
916 : mValueMask(other.valueMask())
917 , mBuffer(other.valueMask())
918 , mOrigin(other.origin())
919 {
920 if (offValue) { if (!onValue) mBuffer.mData.toggle(); else mBuffer.mData.setOn(); }
921 }
922
923
924 template<Index Log2Dim>
925 inline
926 LeafNode<bool, Log2Dim>::~LeafNode()
927 {
928 }
929
930
932
933
934 template<Index Log2Dim>
935 inline Index64
936 LeafNode<bool, Log2Dim>::memUsage() const
937 {
938 // Use sizeof(*this) to capture alignment-related padding
939 return sizeof(*this);
940 }
941
942
943 template<Index Log2Dim>
944 inline void
945 LeafNode<bool, Log2Dim>::evalActiveBoundingBox(CoordBBox& bbox, bool visitVoxels) const
946 {
947 CoordBBox this_bbox = this->getNodeBoundingBox();
948 if (bbox.isInside(this_bbox)) return;//this LeafNode is already enclosed in the bbox
949 if (ValueOnCIter iter = this->cbeginValueOn()) {//any active values?
950 if (visitVoxels) {//use voxel granularity?
951 this_bbox.reset();
952 for(; iter; ++iter) this_bbox.expand(this->offsetToLocalCoord(iter.pos()));
953 this_bbox.translate(this->origin());
954 }
955 bbox.expand(this_bbox);
956 }
957 }
958
959
960 template<Index Log2Dim>
961 template<typename OtherType, Index OtherLog2Dim>
962 inline bool
963 LeafNode<bool, Log2Dim>::hasSameTopology(const LeafNode<OtherType, OtherLog2Dim>* other) const
964 {
965 assert(other);
966 return (Log2Dim == OtherLog2Dim && mValueMask == other->getValueMask());
967 }
968
969
970 template<Index Log2Dim>
971 inline std::string
972 LeafNode<bool, Log2Dim>::str() const
973 {
974 std::ostringstream ostr;
975 ostr << "LeafNode @" << mOrigin << ": ";
976 for (Index32 n = 0; n < SIZE; ++n) ostr << (mValueMask.isOn(n) ? '#' : '.');
977 return ostr.str();
978 }
979
980
982
983
984 template<Index Log2Dim>
985 inline Index
986 LeafNode<bool, Log2Dim>::coordToOffset(const Coord& xyz)
987 {
988 assert ((xyz[0] & (DIM-1u)) < DIM && (xyz[1] & (DIM-1u)) < DIM && (xyz[2] & (DIM-1u)) < DIM);
989 return ((xyz[0] & (DIM-1u)) << 2*Log2Dim)
990 + ((xyz[1] & (DIM-1u)) << Log2Dim)
991 + (xyz[2] & (DIM-1u));
992 }
993
994
995 template<Index Log2Dim>
996 inline Coord
997 LeafNode<bool, Log2Dim>::offsetToLocalCoord(Index n)
998 {
999 assert(n < (1 << 3*Log2Dim));
1000 Coord xyz;
1001 xyz.setX(n >> 2*Log2Dim);
1002 n &= ((1 << 2*Log2Dim) - 1);
1003 xyz.setY(n >> Log2Dim);
1004 xyz.setZ(n & ((1 << Log2Dim) - 1));
1005 return xyz;
1006 }
1007
1008
1009 template<Index Log2Dim>
1010 inline Coord
1011 LeafNode<bool, Log2Dim>::offsetToGlobalCoord(Index n) const
1012 {
1013 return (this->offsetToLocalCoord(n) + this->origin());
1014 }
1015
1016
1018
1019
1020 template<Index Log2Dim>
1021 inline void
1022 LeafNode<bool, Log2Dim>::readTopology(std::istream& is, bool /*fromHalf*/)
1023 {
1024 mValueMask.load(is);
1025 }
1026
1027
1028 template<Index Log2Dim>
1029 inline void
1030 LeafNode<bool, Log2Dim>::writeTopology(std::ostream& os, bool /*toHalf*/) const
1031 {
1032 mValueMask.save(os);
1033 }
1034
1035
1036 template<Index Log2Dim>
1037 inline void
1038 LeafNode<bool, Log2Dim>::readBuffers(std::istream& is, const CoordBBox& clipBBox, bool fromHalf)
1039 {
1040 // Boolean LeafNodes don't currently implement lazy loading.
1041 // Instead, load the full buffer, then clip it.
1042
1043 this->readBuffers(is, fromHalf);
1044
1045 // Get this tree's background value.
1046 bool background = false;
1047 if (const void* bgPtr = io::getGridBackgroundValuePtr(is)) {
1048 background = *static_cast<const bool*>(bgPtr);
1049 }
1050 this->clip(clipBBox, background);
1051 }
1052
1053
1054 template<Index Log2Dim>
1055 inline void
1056 LeafNode<bool, Log2Dim>::readBuffers(std::istream& is, bool /*fromHalf*/)
1057 {
1058 // Read in the value mask.
1059 mValueMask.load(is);
1060 // Read in the origin.
1061 is.read(reinterpret_cast<char*>(&mOrigin), sizeof(Coord::ValueType) * 3);
1062
1063 if (io::getFormatVersion(is) >= OPENVDB_FILE_VERSION_BOOL_LEAF_OPTIMIZATION) {
1064 // Read in the mask for the voxel values.
1065 mBuffer.mData.load(is);
1066 } else {
1067 // Older files stored one or more bool arrays.
1068
1069 // Read in the number of buffers, which should now always be one.
1070 int8_t numBuffers = 0;
1071 is.read(reinterpret_cast<char*>(&numBuffers), sizeof(int8_t));
1072
1073 // Read in the buffer.
1074 // (Note: prior to the bool leaf optimization, buffers were always compressed.)
1075 boost::shared_array<bool> buf(new bool[SIZE]);
1076 io::readData<bool>(is, buf.get(), SIZE, /*isCompressed=*/true);
1077
1078 // Transfer values to mBuffer.
1079 mBuffer.mData.setOff();
1080 for (Index i = 0; i < SIZE; ++i) {
1081 if (buf[i]) mBuffer.mData.setOn(i);
1082 }
1083
1084 if (numBuffers > 1) {
1085 // Read in and discard auxiliary buffers that were created with
1086 // earlier versions of the library.
1087 for (int i = 1; i < numBuffers; ++i) {
1088 io::readData<bool>(is, buf.get(), SIZE, /*isCompressed=*/true);
1089 }
1090 }
1091 }
1092 }
1093
1094
1095 template<Index Log2Dim>
1096 inline void
1097 LeafNode<bool, Log2Dim>::writeBuffers(std::ostream& os, bool /*toHalf*/) const
1098 {
1099 // Write out the value mask.
1100 mValueMask.save(os);
1101 // Write out the origin.
1102 os.write(reinterpret_cast<const char*>(&mOrigin), sizeof(Coord::ValueType) * 3);
1103 // Write out the voxel values.
1104 mBuffer.mData.save(os);
1105 }
1106
1107
1109
1110
1111 template<Index Log2Dim>
1112 inline bool
1113 LeafNode<bool, Log2Dim>::operator==(const LeafNode& other) const
1114 {
1115 return mOrigin == other.mOrigin &&
1116 mValueMask == other.valueMask() &&
1117 mBuffer == other.mBuffer;
1118 }
1119
1120
1121 template<Index Log2Dim>
1122 inline bool
1123 LeafNode<bool, Log2Dim>::operator!=(const LeafNode& other) const
1124 {
1125 return !(this->operator==(other));
1126 }
1127
1128
1130
1131
1132 template<Index Log2Dim>
1133 inline bool
1134 LeafNode<bool, Log2Dim>::isConstant(bool& constValue, bool& state, bool tolerance) const
1135 {
1136 if (!mValueMask.isConstant(state)) return false;
1137
1138 // Note: if tolerance is true (i.e., 1), then all boolean values compare equal.
1139 if (!tolerance && !(mBuffer.mData.isOn() || mBuffer.mData.isOff())) return false;
1140
1141 constValue = mBuffer.mData.isOn();
1142 return true;
1143 }
1144
1145
1147
1148
1149 template<Index Log2Dim>
1150 inline void
1151 LeafNode<bool, Log2Dim>::addTile(Index /*level*/, const Coord& xyz, bool val, bool active)
1152 {
1153 this->addTile(this->coordToOffset(xyz), val, active);
1154 }
1155
1156 template<Index Log2Dim>
1157 inline void
1158 LeafNode<bool, Log2Dim>::addTile(Index offset, bool val, bool active)
1159 {
1160 assert(offset < SIZE);
1161 this->setValueOnly(offset, val);
1162 this->setActiveState(offset, active);
1163 }
1164
1165 template<Index Log2Dim>
1166 template<typename AccessorT>
1167 inline void
1168 LeafNode<bool, Log2Dim>::addTileAndCache(Index level, const Coord& xyz,
1169 bool val, bool active, AccessorT&)
1170 {
1171 this->addTile(level, xyz, val, active);
1172 }
1173
1174
1176
1177
1178 template<Index Log2Dim>
1179 inline const bool&
1180 LeafNode<bool, Log2Dim>::getValue(const Coord& xyz) const
1181 {
1182 // This *CANNOT* use operator ? because Visual C++
1183 if (mBuffer.mData.isOn(this->coordToOffset(xyz))) return sOn; else return sOff;
1184 }
1185
1186
1187 template<Index Log2Dim>
1188 inline const bool&
1189 LeafNode<bool, Log2Dim>::getValue(Index offset) const
1190 {
1191 assert(offset < SIZE);
1192 // This *CANNOT* use operator ? for Windows
1193 if (mBuffer.mData.isOn(offset)) return sOn; else return sOff;
1194 }
1195
1196
1197 template<Index Log2Dim>
1198 inline bool
1199 LeafNode<bool, Log2Dim>::probeValue(const Coord& xyz, bool& val) const
1200 {
1201 const Index offset = this->coordToOffset(xyz);
1202 val = mBuffer.mData.isOn(offset);
1203 return mValueMask.isOn(offset);
1204 }
1205
1206
1207 template<Index Log2Dim>
1208 inline void
1209 LeafNode<bool, Log2Dim>::setValueOn(const Coord& xyz, bool val)
1210 {
1211 this->setValueOn(this->coordToOffset(xyz), val);
1212 }
1213
1214
1215 template<Index Log2Dim>
1216 inline void
1217 LeafNode<bool, Log2Dim>::setValueOn(Index offset, bool val)
1218 {
1219 assert(offset < SIZE);
1220 mValueMask.setOn(offset);
1221 mBuffer.mData.set(offset, val);
1222 }
1223
1224
1225 template<Index Log2Dim>
1226 inline void
1227 LeafNode<bool, Log2Dim>::setValueOnly(const Coord& xyz, bool val)
1228 {
1229 this->setValueOnly(this->coordToOffset(xyz), val);
1230 }
1231
1232
1233 template<Index Log2Dim>
1234 inline void
1235 LeafNode<bool, Log2Dim>::setActiveState(const Coord& xyz, bool on)
1236 {
1237 mValueMask.set(this->coordToOffset(xyz), on);
1238 }
1239
1240
1241 template<Index Log2Dim>
1242 inline void
1243 LeafNode<bool, Log2Dim>::setValueOff(const Coord& xyz, bool val)
1244 {
1245 this->setValueOff(this->coordToOffset(xyz), val);
1246 }
1247
1248
1249 template<Index Log2Dim>
1250 inline void
1251 LeafNode<bool, Log2Dim>::setValueOff(Index offset, bool val)
1252 {
1253 assert(offset < SIZE);
1254 mValueMask.setOff(offset);
1255 mBuffer.mData.set(offset, val);
1256 }
1257
1258
1259 template<Index Log2Dim>
1260 template<typename ModifyOp>
1261 inline void
1262 LeafNode<bool, Log2Dim>::modifyValue(Index offset, const ModifyOp& op)
1263 {
1264 bool val = mBuffer.mData.isOn(offset);
1265 op(val);
1266 mBuffer.mData.set(offset, val);
1267 mValueMask.setOn(offset);
1268 }
1269
1270
1271 template<Index Log2Dim>
1272 template<typename ModifyOp>
1273 inline void
1274 LeafNode<bool, Log2Dim>::modifyValue(const Coord& xyz, const ModifyOp& op)
1275 {
1276 this->modifyValue(this->coordToOffset(xyz), op);
1277 }
1278
1279
1280 template<Index Log2Dim>
1281 template<typename ModifyOp>
1282 inline void
1283 LeafNode<bool, Log2Dim>::modifyValueAndActiveState(const Coord& xyz, const ModifyOp& op)
1284 {
1285 const Index offset = this->coordToOffset(xyz);
1286 bool val = mBuffer.mData.isOn(offset), state = mValueMask.isOn(offset);
1287 op(val, state);
1288 mBuffer.mData.set(offset, val);
1289 mValueMask.set(offset, state);
1290 }
1291
1292
1294
1295
1296 template<Index Log2Dim>
1297 inline void
1298 LeafNode<bool, Log2Dim>::resetBackground(bool oldBackground, bool newBackground)
1299 {
1300 if (newBackground != oldBackground) {
1301 // Flip mBuffer's background bits and zero its foreground bits.
1302 NodeMaskType bgMask = !(mBuffer.mData | mValueMask);
1303 // Overwrite mBuffer's background bits, leaving its foreground bits intact.
1304 mBuffer.mData = (mBuffer.mData & mValueMask) | bgMask;
1305 }
1306 }
1307
1308
1310
1311
1312 template<Index Log2Dim>
1313 template<MergePolicy Policy>
1314 inline void
1315 LeafNode<bool, Log2Dim>::merge(const LeafNode& other, bool /*bg*/, bool /*otherBG*/)
1316 {
1317 OPENVDB_NO_UNREACHABLE_CODE_WARNING_BEGIN
1318 if (Policy == MERGE_NODES) return;
1319 for (typename NodeMaskType::OnIterator iter = other.valueMask().beginOn(); iter; ++iter) {
1320 const Index n = iter.pos();
1321 if (mValueMask.isOff(n)) {
1322 mBuffer.mData.set(n, other.mBuffer.mData.isOn(n));
1323 mValueMask.setOn(n);
1324 }
1325 }
1326 OPENVDB_NO_UNREACHABLE_CODE_WARNING_END
1327 }
1328
1329 template<Index Log2Dim>
1330 template<MergePolicy Policy>
1331 inline void
1332 LeafNode<bool, Log2Dim>::merge(bool tileValue, bool tileActive)
1333 {
1334 OPENVDB_NO_UNREACHABLE_CODE_WARNING_BEGIN
1335 if (Policy != MERGE_ACTIVE_STATES_AND_NODES) return;
1336 if (!tileActive) return;
1337 // Replace all inactive values with the active tile value.
1338 if (tileValue) mBuffer.mData |= !mValueMask; // -0=>1, +0=>0, -1=>1, +1=>1 (-,+ = off,on)
1339 else mBuffer.mData &= mValueMask; // -0=>0, +0=>0, -1=>0, +1=>1
1340 mValueMask.setOn();
1341 OPENVDB_NO_UNREACHABLE_CODE_WARNING_END
1342 }
1343
1344
1346
1347
1348 template<Index Log2Dim>
1349 template<typename OtherType>
1350 inline void
1351 LeafNode<bool, Log2Dim>::topologyUnion(const LeafNode<OtherType, Log2Dim>& other)
1352 {
1353 mValueMask |= other.valueMask();
1354 }
1355
1356
1357 template<Index Log2Dim>
1358 template<typename OtherType>
1359 inline void
1360 LeafNode<bool, Log2Dim>::topologyIntersection(const LeafNode<OtherType, Log2Dim>& other,
1361 const bool&)
1362 {
1363 mValueMask &= other.valueMask();
1364 }
1365
1366
1367 template<Index Log2Dim>
1368 template<typename OtherType>
1369 inline void
1370 LeafNode<bool, Log2Dim>::topologyDifference(const LeafNode<OtherType, Log2Dim>& other,
1371 const bool&)
1372 {
1373 mValueMask &= !other.valueMask();
1374 }
1375
1376
1378
1379
1380 template<Index Log2Dim>
1381 inline void
1382 LeafNode<bool, Log2Dim>::clip(const CoordBBox& clipBBox, bool background)
1383 {
1384 CoordBBox nodeBBox = this->getNodeBoundingBox();
1385 if (!clipBBox.hasOverlap(nodeBBox)) {
1386 // This node lies completely outside the clipping region. Fill it with background tiles.
1387 this->fill(nodeBBox, background, /*active=*/false);
1388 } else if (clipBBox.isInside(nodeBBox)) {
1389 // This node lies completely inside the clipping region. Leave it intact.
1390 return;
1391 }
1392
1393 // This node isn't completely contained inside the clipping region.
1394 // Set any voxels that lie outside the region to the background value.
1395
1396 // Construct a boolean mask that is on inside the clipping region and off outside it.
1397 NodeMaskType mask;
1398 nodeBBox.intersect(clipBBox);
1399 Coord xyz;
1400 int &x = xyz.x(), &y = xyz.y(), &z = xyz.z();
1401 for (x = nodeBBox.min().x(); x <= nodeBBox.max().x(); ++x) {
1402 for (y = nodeBBox.min().y(); y <= nodeBBox.max().y(); ++y) {
1403 for (z = nodeBBox.min().z(); z <= nodeBBox.max().z(); ++z) {
1404 mask.setOn(static_cast<Index32>(this->coordToOffset(xyz)));
1405 }
1406 }
1407 }
1408
1409 // Set voxels that lie in the inactive region of the mask (i.e., outside
1410 // the clipping region) to the background value.
1411 for (MaskOffIter maskIter = mask.beginOff(); maskIter; ++maskIter) {
1412 this->setValueOff(maskIter.pos(), background);
1413 }
1414 }
1415
1416
1418
1419
1420 template<Index Log2Dim>
1421 inline void
1422 LeafNode<bool, Log2Dim>::fill(const CoordBBox& bbox, bool value, bool active)
1423 {
1424 for (Int32 x = bbox.min().x(); x <= bbox.max().x(); ++x) {
1425 const Index offsetX = (x & (DIM-1u))<<2*Log2Dim;
1426 for (Int32 y = bbox.min().y(); y <= bbox.max().y(); ++y) {
1427 const Index offsetXY = offsetX + ((y & (DIM-1u))<< Log2Dim);
1428 for (Int32 z = bbox.min().z(); z <= bbox.max().z(); ++z) {
1429 const Index offset = offsetXY + (z & (DIM-1u));
1430 mValueMask.set(offset, active);
1431 mBuffer.mData.set(offset, value);
1432 }
1433 }
1434 }
1435 }
1436
1437 template<Index Log2Dim>
1438 inline void
1439 LeafNode<bool, Log2Dim>::fill(const bool& value)
1440 {
1441 mBuffer.fill(value);
1442 }
1443
1444 template<Index Log2Dim>
1445 inline void
1446 LeafNode<bool, Log2Dim>::fill(const bool& value, bool active)
1447 {
1448 mBuffer.fill(value);
1449 mValueMask.set(active);
1450 }
1451
1452
1454
1455
1456 template<Index Log2Dim>
1457 template<typename DenseT>
1458 inline void
1459 LeafNode<bool, Log2Dim>::copyToDense(const CoordBBox& bbox, DenseT& dense) const
1460 {
1461 typedef typename DenseT::ValueType DenseValueType;
1462
1463 const size_t xStride = dense.xStride(), yStride = dense.yStride(), zStride = dense.zStride();
1464 const Coord& min = dense.bbox().min();
1465 DenseValueType* t0 = dense.data() + zStride * (bbox.min()[2] - min[2]); // target array
1466 const Int32 n0 = bbox.min()[2] & (DIM-1u);
1467 for (Int32 x = bbox.min()[0], ex = bbox.max()[0] + 1; x < ex; ++x) {
1468 DenseValueType* t1 = t0 + xStride * (x - min[0]);
1469 const Int32 n1 = n0 + ((x & (DIM-1u)) << 2*LOG2DIM);
1470 for (Int32 y = bbox.min()[1], ey = bbox.max()[1] + 1; y < ey; ++y) {
1471 DenseValueType* t2 = t1 + yStride * (y - min[1]);
1472 Int32 n2 = n1 + ((y & (DIM-1u)) << LOG2DIM);
1473 for (Int32 z = bbox.min()[2], ez = bbox.max()[2] + 1; z < ez; ++z, t2 += zStride) {
1474 *t2 = DenseValueType(mBuffer.mData.isOn(n2++));
1475 }
1476 }
1477 }
1478 }
1479
1480
1481 template<Index Log2Dim>
1482 template<typename DenseT>
1483 inline void
1484 LeafNode<bool, Log2Dim>::copyFromDense(const CoordBBox& bbox, const DenseT& dense,
1485 bool background, bool tolerance)
1486 {
1487 typedef typename DenseT::ValueType DenseValueType;
1488 struct Local {
1489 inline static bool toBool(const DenseValueType& v) { return !math::isZero(v); }
1490 };
1491
1492 const size_t xStride = dense.xStride(), yStride = dense.yStride(), zStride = dense.zStride();
1493 const Coord& min = dense.bbox().min();
1494 const DenseValueType* s0 = dense.data() + zStride * (bbox.min()[2] - min[2]); // source
1495 const Int32 n0 = bbox.min()[2] & (DIM-1u);
1496 for (Int32 x = bbox.min()[0], ex = bbox.max()[0] + 1; x < ex; ++x) {
1497 const DenseValueType* s1 = s0 + xStride * (x - min[0]);
1498 const Int32 n1 = n0 + ((x & (DIM-1u)) << 2*LOG2DIM);
1499 for (Int32 y = bbox.min()[1], ey = bbox.max()[1] + 1; y < ey; ++y) {
1500 const DenseValueType* s2 = s1 + yStride * (y - min[1]);
1501 Int32 n2 = n1 + ((y & (DIM-1u)) << LOG2DIM);
1502 for (Int32 z = bbox.min()[2], ez = bbox.max()[2]+1; z < ez; ++z, ++n2, s2 += zStride) {
1503 // Note: if tolerance is true (i.e., 1), then all boolean values compare equal.
1504 if (tolerance || (background == Local::toBool(*s2))) {
1505 mValueMask.setOff(n2);
1506 mBuffer.mData.set(n2, background);
1507 } else {
1508 mValueMask.setOn(n2);
1509 mBuffer.mData.set(n2, Local::toBool(*s2));
1510 }
1511 }
1512 }
1513 }
1514 }
1515
1516
1518
1519
1520 template<Index Log2Dim>
1521 template<typename CombineOp>
1522 inline void
1523 LeafNode<bool, Log2Dim>::combine(const LeafNode& other, CombineOp& op)
1524 {
1525 CombineArgs<bool> args;
1526 for (Index i = 0; i < SIZE; ++i) {
1527 bool result = false, aVal = mBuffer.mData.isOn(i), bVal = other.mBuffer.mData.isOn(i);
1528 op(args.setARef(aVal)
1529 .setAIsActive(mValueMask.isOn(i))
1530 .setBRef(bVal)
1531 .setBIsActive(other.valueMask().isOn(i))
1532 .setResultRef(result));
1533 mValueMask.set(i, args.resultIsActive());
1534 mBuffer.mData.set(i, result);
1535 }
1536 }
1537
1538
1539 template<Index Log2Dim>
1540 template<typename CombineOp>
1541 inline void
1542 LeafNode<bool, Log2Dim>::combine(bool value, bool valueIsActive, CombineOp& op)
1543 {
1544 CombineArgs<bool> args;
1545 args.setBRef(value).setBIsActive(valueIsActive);
1546 for (Index i = 0; i < SIZE; ++i) {
1547 bool result = false, aVal = mBuffer.mData.isOn(i);
1548 op(args.setARef(aVal)
1549 .setAIsActive(mValueMask.isOn(i))
1550 .setResultRef(result));
1551 mValueMask.set(i, args.resultIsActive());
1552 mBuffer.mData.set(i, result);
1553 }
1554 }
1555
1556
1558
1559
1560 template<Index Log2Dim>
1561 template<typename CombineOp, typename OtherType>
1562 inline void
1563 LeafNode<bool, Log2Dim>::combine2(const LeafNode& other, const OtherType& value,
1564 bool valueIsActive, CombineOp& op)
1565 {
1566 CombineArgs<bool, OtherType> args;
1567 args.setBRef(value).setBIsActive(valueIsActive);
1568 for (Index i = 0; i < SIZE; ++i) {
1569 bool result = false, aVal = other.mBuffer.mData.isOn(i);
1570 op(args.setARef(aVal)
1571 .setAIsActive(other.valueMask().isOn(i))
1572 .setResultRef(result));
1573 mValueMask.set(i, args.resultIsActive());
1574 mBuffer.mData.set(i, result);
1575 }
1576 }
1577
1578
1579 template<Index Log2Dim>
1580 template<typename CombineOp, typename OtherNodeT>
1581 inline void
1582 LeafNode<bool, Log2Dim>::combine2(bool value, const OtherNodeT& other,
1583 bool valueIsActive, CombineOp& op)
1584 {
1585 CombineArgs<bool, typename OtherNodeT::ValueType> args;
1586 args.setARef(value).setAIsActive(valueIsActive);
1587 for (Index i = 0; i < SIZE; ++i) {
1588 bool result = false, bVal = other.mBuffer.mData.isOn(i);
1589 op(args.setBRef(bVal)
1590 .setBIsActive(other.valueMask().isOn(i))
1591 .setResultRef(result));
1592 mValueMask.set(i, args.resultIsActive());
1593 mBuffer.mData.set(i, result);
1594 }
1595 }
1596
1597
1598 template<Index Log2Dim>
1599 template<typename CombineOp, typename OtherNodeT>
1600 inline void
1601 LeafNode<bool, Log2Dim>::combine2(const LeafNode& b0, const OtherNodeT& b1, CombineOp& op)
1602 {
1603 CombineArgs<bool, typename OtherNodeT::ValueType> args;
1604 for (Index i = 0; i < SIZE; ++i) {
1605 // Default behavior: output voxel is active if either input voxel is active.
1606 mValueMask.set(i, b0.valueMask().isOn(i) || b1.valueMask().isOn(i));
1607
1608 bool result = false, b0Val = b0.mBuffer.mData.isOn(i), b1Val = b1.mBuffer.mData.isOn(i);
1609 op(args.setARef(b0Val)
1610 .setAIsActive(b0.valueMask().isOn(i))
1611 .setBRef(b1Val)
1612 .setBIsActive(b1.valueMask().isOn(i))
1613 .setResultRef(result));
1614 mValueMask.set(i, args.resultIsActive());
1615 mBuffer.mData.set(i, result);
1616 }
1617 }
1618
1619
1621
1622 template<Index Log2Dim>
1623 template<typename BBoxOp>
1624 inline void
1625 LeafNode<bool, Log2Dim>::visitActiveBBox(BBoxOp& op) const
1626 {
1627 if (op.template descent<LEVEL>()) {
1628 for (ValueOnCIter i=this->cbeginValueOn(); i; ++i) {
1629 #ifdef _MSC_VER
1630 op.operator()<LEVEL>(CoordBBox::createCube(i.getCoord(), 1));
1631 #else
1632 op.template operator()<LEVEL>(CoordBBox::createCube(i.getCoord(), 1));
1633 #endif
1634 }
1635 } else {
1636 #ifdef _MSC_VER
1637 op.operator()<LEVEL>(this->getNodeBoundingBox());
1638 #else
1639 op.template operator()<LEVEL>(this->getNodeBoundingBox());
1640 #endif
1641 }
1642 }
1643
1644
1645 template<Index Log2Dim>
1646 template<typename VisitorOp>
1647 inline void
1648 LeafNode<bool, Log2Dim>::visit(VisitorOp& op)
1649 {
1650 doVisit<LeafNode, VisitorOp, ChildAllIter>(*this, op);
1651 }
1652
1653
1654 template<Index Log2Dim>
1655 template<typename VisitorOp>
1656 inline void
1657 LeafNode<bool, Log2Dim>::visit(VisitorOp& op) const
1658 {
1659 doVisit<const LeafNode, VisitorOp, ChildAllCIter>(*this, op);
1660 }
1661
1662
1663 template<Index Log2Dim>
1664 template<typename NodeT, typename VisitorOp, typename ChildAllIterT>
1665 inline void
1666 LeafNode<bool, Log2Dim>::doVisit(NodeT& self, VisitorOp& op)
1667 {
1668 for (ChildAllIterT iter = self.beginChildAll(); iter; ++iter) {
1669 op(iter);
1670 }
1671 }
1672
1673
1675
1676
1677 template<Index Log2Dim>
1678 template<typename OtherLeafNodeType, typename VisitorOp>
1679 inline void
1680 LeafNode<bool, Log2Dim>::visit2Node(OtherLeafNodeType& other, VisitorOp& op)
1681 {
1682 doVisit2Node<LeafNode, OtherLeafNodeType, VisitorOp, ChildAllIter,
1683 typename OtherLeafNodeType::ChildAllIter>(*this, other, op);
1684 }
1685
1686
1687 template<Index Log2Dim>
1688 template<typename OtherLeafNodeType, typename VisitorOp>
1689 inline void
1690 LeafNode<bool, Log2Dim>::visit2Node(OtherLeafNodeType& other, VisitorOp& op) const
1691 {
1692 doVisit2Node<const LeafNode, OtherLeafNodeType, VisitorOp, ChildAllCIter,
1693 typename OtherLeafNodeType::ChildAllCIter>(*this, other, op);
1694 }
1695
1696
1697 template<Index Log2Dim>
1698 template<
1699 typename NodeT,
1700 typename OtherNodeT,
1701 typename VisitorOp,
1702 typename ChildAllIterT,
1703 typename OtherChildAllIterT>
1704 inline void
1705 LeafNode<bool, Log2Dim>::doVisit2Node(NodeT& self, OtherNodeT& other, VisitorOp& op)
1706 {
1707 // Allow the two nodes to have different ValueTypes, but not different dimensions.
1708 BOOST_STATIC_ASSERT(OtherNodeT::SIZE == NodeT::SIZE);
1709 BOOST_STATIC_ASSERT(OtherNodeT::LEVEL == NodeT::LEVEL);
1710
1711 ChildAllIterT iter = self.beginChildAll();
1712 OtherChildAllIterT otherIter = other.beginChildAll();
1713
1714 for ( ; iter && otherIter; ++iter, ++otherIter) {
1715 op(iter, otherIter);
1716 }
1717 }
1718
1719
1721
1722
1723 template<Index Log2Dim>
1724 template<typename IterT, typename VisitorOp>
1725 inline void
1726 LeafNode<bool, Log2Dim>::visit2(IterT& otherIter, VisitorOp& op, bool otherIsLHS)
1727 {
1728 doVisit2<LeafNode, VisitorOp, ChildAllIter, IterT>(*this, otherIter, op, otherIsLHS);
1729 }
1730
1731
1732 template<Index Log2Dim>
1733 template<typename IterT, typename VisitorOp>
1734 inline void
1735 LeafNode<bool, Log2Dim>::visit2(IterT& otherIter, VisitorOp& op, bool otherIsLHS) const
1736 {
1737 doVisit2<const LeafNode, VisitorOp, ChildAllCIter, IterT>(*this, otherIter, op, otherIsLHS);
1738 }
1739
1740
1741 template<Index Log2Dim>
1742 template<
1743 typename NodeT,
1744 typename VisitorOp,
1745 typename ChildAllIterT,
1746 typename OtherChildAllIterT>
1747 inline void
1748 LeafNode<bool, Log2Dim>::doVisit2(NodeT& self, OtherChildAllIterT& otherIter,
1749 VisitorOp& op, bool otherIsLHS)
1750 {
1751 if (!otherIter) return;
1752
1753 if (otherIsLHS) {
1754 for (ChildAllIterT iter = self.beginChildAll(); iter; ++iter) {
1755 op(otherIter, iter);
1756 }
1757 } else {
1758 for (ChildAllIterT iter = self.beginChildAll(); iter; ++iter) {
1759 op(iter, otherIter);
1760 }
1761 }
1762 }
1763
1764 } // namespace tree
1765 } // namespace OPENVDB_VERSION_NAME
1766 } // namespace openvdb
1767
1768 #endif // OPENVDB_TREE_LEAF_NODE_BOOL_HAS_BEEN_INCLUDED
1769
1770 // Copyright (c) 2012-2016 DreamWorks Animation LLC
1771 // All rights reserved. This software is distributed under the
1772 // Mozilla Public License 2.0 ( http://www.mozilla.org/MPL/2.0/ )
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::getValueMask
NodeMaskType & getValueMask()
Definition: LeafNodeBool.h:756
openvdb::v3_2_0::util::NodeMask::beginOff
OffIterator beginOff() const
Definition: NodeMasks.h:351
openvdb::v3_2_0::tree::LeafNode::evalActiveBoundingBox
void evalActiveBoundingBox(CoordBBox &bbox, bool visitVoxels=true) const
Definition: LeafNode.h:1727
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::endChildOff
ChildOffCIter endChildOff() const
Definition: LeafNodeBool.h:741
openvdb::v3_2_0::CombineArgs::resultIsActive
bool resultIsActive() const
Definition: Types.h:376
openvdb::v3_2_0::tree::LeafNode::getNodeBoundingBox
CoordBBox getNodeBoundingBox() const
Return the bounding box of this node, i.e., the full index space spanned by this leaf node...
Definition: LeafNode.h:469
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::hasActiveTiles
static bool hasActiveTiles()
Return false since leaf nodes never contain tiles.
Definition: LeafNodeBool.h:356
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::valueMask
const NodeMaskType & valueMask() const
Definition: LeafNodeBool.h:755
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ValueIter::ValueIter
ValueIter()
Definition: LeafNodeBool.h:638
openvdb::v3_2_0::tree::LeafNode::LEVEL
static const Index LEVEL
Definition: LeafNode.h:81
Types.h
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ValueIter::modifyValue
void modifyValue(const ModifyOp &op) const
Definition: LeafNodeBool.h:654
openvdb::v3_2_0::util::NodeMask::isOff
bool isOff(Index32 n) const
Return true if the nth bit is off.
Definition: NodeMasks.h:505
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::nonLeafCount
static Index32 nonLeafCount()
Definition: LeafNodeBool.h:193
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::endValueOn
ValueOnIter endValueOn()
Definition: LeafNodeBool.h:717
openvdb::v3_2_0::tree::LeafNode::coordToOffset
static Index coordToOffset(const Coord &xyz)
Return the linear table offset of the given global or local coordinates.
Definition: LeafNode.h:1276
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::setValueOffAndCache
void setValueOffAndCache(const Coord &xyz, bool value, AccessorT &)
Change the value of the voxel at the given coordinates and mark it as inactive.
Definition: LeafNodeBool.h:426
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::isValueMaskOn
bool isValueMaskOn(Index n) const
Definition: LeafNodeBool.h:750
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::stealNodes
void stealNodes(ArrayT &, const ValueType &, bool)
This function exists only to enable template instantiation.
Definition: LeafNodeBool.h:579
Compression.h
openvdb::v3_2_0::util::NodeMask::isOn
bool isOn(Index32 n) const
Return true if the nth bit is on.
Definition: NodeMasks.h:499
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ChildAllIter
DenseIter< LeafNode, bool > ChildAllIter
Definition: LeafNodeBool.h:702
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::leafCount
static Index32 leafCount()
Definition: LeafNodeBool.h:192
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::allocate
bool allocate()
Allocate memory for this node&#39;s buffer if it has not already been allocated.
Definition: LeafNodeBool.h:217
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::DenseIter::getItem
bool getItem(Index pos, void *&child, NonConstValueT &value) const
Definition: LeafNodeBool.h:677
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::probeConstLeaf
const LeafNode * probeConstLeaf(const Coord &) const
Return a const pointer to this node.
Definition: LeafNodeBool.h:609
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::isDense
bool isDense() const
Return true if this node only contains active voxels.
Definition: LeafNodeBool.h:207
openvdb::v3_2_0::tree::LeafNode::hasSameTopology
bool hasSameTopology(const LeafNode< OtherType, OtherLog2Dim > *other) const
Return true if the given node (which may have a different ValueType than this node) has the same acti...
Definition: LeafNode.h:1745
openvdb::v3_2_0::math::Coord::setX
Coord & setX(Int32 x)
Definition: Coord.h:101
openvdb::v3_2_0::tree::LeafNode::memUsage
Index64 memUsage() const
Return the memory in bytes occupied by this node.
Definition: LeafNode.h:1717
Math.h
General-purpose arithmetic and comparison routines, most of which accept arbitrary value types (or at...
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::sOn
static const bool sOn
Definition: LeafNodeBool.h:789
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::Buffer::data
const WordType * data() const
Definition: LeafNodeBool.h:128
openvdb::v3_2_0::tree::LeafNode::addTile
void addTile(Index level, const Coord &, const ValueType &, bool)
Definition: LeafNode.h:1792
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::stealNode
NodeT * stealNode(const Coord &, const ValueType &, bool)
This function exists only to enable template instantiation.
Definition: LeafNodeBool.h:573
openvdb::v3_2_0::tools::copyToDense
void copyToDense(const GridOrTreeT &sparse, DenseT &dense, bool serial=false)
Populate a dense grid with the values of voxels from a sparse grid, where the sparse grid intersects ...
Definition: Dense.h:443
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::buffer
const Buffer & buffer() const
Definition: LeafNodeBool.h:267
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::BuildType
bool BuildType
Definition: LeafNodeBool.h:59
openvdb::v3_2_0::tree::LeafNode::writeTopology
void writeTopology(std::ostream &os, bool toHalf=false) const
Write out just the topology.
Definition: LeafNode.h:1544
openvdb::v3_2_0::TopologyCopy
Definition: Types.h:442
openvdb::v3_2_0::math::CoordBBox::reset
void reset()
Definition: Coord.h:338
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::DenseIter::DenseIter
DenseIter()
Definition: LeafNodeBool.h:674
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::Buffer::operator!=
bool operator!=(const Buffer &other) const
Definition: LeafNodeBool.h:108
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::DenseIter::BaseT
DenseIteratorBase< MaskDenseIter, DenseIter, NodeT, void, ValueT > BaseT
Definition: LeafNodeBool.h:671
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::getNodes
void getNodes(ArrayT &) const
This function exists only to enable template instantiation.
Definition: LeafNodeBool.h:578
openvdb::v3_2_0::util::NodeMask::beginOn
OnIterator beginOn() const
Definition: NodeMasks.h:349
openvdb::v3_2_0::OPENVDB_FILE_VERSION_BOOL_LEAF_OPTIMIZATION
Definition: version.h:104
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::size
static Index size()
Definition: LeafNodeBool.h:186
openvdb::v3_2_0::util::NodeMask::load
void load(std::istream &is)
Definition: NodeMasks.h:566
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::isChildMaskOff
bool isChildMaskOff() const
Definition: LeafNodeBool.h:760
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::setValueMaskOff
void setValueMaskOff(Index n)
Definition: LeafNodeBool.h:764
openvdb::v3_2_0::tree::LeafNode::setValueOn
void setValueOn(const Coord &xyz)
Mark the voxel at the given coordinates as active but don&#39;t change its value.
Definition: LeafNode.h:714
openvdb::v3_2_0::tree::LeafNode::visit
void visit(VisitorOp &)
Definition: LeafNode.h:2068
openvdb::v3_2_0::tree::LeafNode::offsetToLocalCoord
static Coord offsetToLocalCoord(Index n)
Return the local coordinates for a linear table offset, where offset 0 has coordinates (0...
Definition: LeafNode.h:1286
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::cendChildOn
ChildOnCIter cendChildOn() const
Definition: LeafNodeBool.h:737
openvdb::v3_2_0::tree::LeafNode::operator!=
bool operator!=(const LeafNode &other) const
Definition: LeafNode.h:498
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ChildIter::ChildIter
ChildIter(const MaskIterT &iter, NodeT *parent)
Definition: LeafNodeBool.h:663
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::setValueMaskOn
void setValueMaskOn(Index n)
Definition: LeafNodeBool.h:763
openvdb::v3_2_0::math::Coord::ValueType
Int32 ValueType
Definition: Coord.h:55
openvdb::v3_2_0::CombineArgs::setARef
CombineArgs & setARef(const AValueType &a)
Redirect the A value to a new external source.
Definition: Types.h:365
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::setValueOnly
void setValueOnly(Index offset, bool val)
Set the value of the voxel at the given offset but don&#39;t change its active state. ...
Definition: LeafNodeBool.h:308
openvdb::v3_2_0::tree::LeafNode::topologyDifference
void topologyDifference(const LeafNode< OtherType, Log2Dim > &other, const ValueType &)
Difference this node&#39;s set of active values with the active values of the other node, whose ValueType may be different. So a resulting voxel will be active only if the original voxel is active in this LeafNode and inactive in the other LeafNode.
Definition: LeafNode.h:1914
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::getNodeLog2Dims
static void getNodeLog2Dims(std::vector< Index > &dims)
Definition: LeafNodeBool.h:189
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::Buffer::operator[]
const bool & operator[](Index i) const
Definition: LeafNodeBool.h:105
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::sOff
static const bool sOff
Definition: LeafNodeBool.h:790
openvdb::v3_2_0::tree::LeafNode::copyToDense
void copyToDense(const CoordBBox &bbox, DenseT &dense) const
Copy into a dense grid the values of the voxels that lie within a given bounding box.
Definition: LeafNode.h:1468
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::getLastValue
const bool & getLastValue() const
Return a const reference to the last entry in the buffer.
Definition: LeafNodeBool.h:478
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::setValueOnlyAndCache
void setValueOnlyAndCache(const Coord &xyz, bool val, AccessorT &)
Change the value of the voxel at the given coordinates but preserve its state.
Definition: LeafNodeBool.h:421
openvdb::v3_2_0::math::isZero
bool isZero(const Type &x)
Return true if x is exactly equal to zero.
Definition: Math.h:324
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::isValueMaskOff
bool isValueMaskOff() const
Definition: LeafNodeBool.h:753
openvdb::v3_2_0::tree::LeafNode::modifyValue
void modifyValue(Index offset, const ModifyOp &op)
Apply a functor to the value of the voxel at the given offset and mark the voxel as active...
Definition: LeafNode.h:732
openvdb::v3_2_0::math::Coord
Signed (x, y, z) 32-bit integer coordinates.
Definition: Coord.h:47
openvdb::v3_2_0::tree::LeafNode::readBuffers
void readBuffers(std::istream &is, bool fromHalf=false)
Read buffers from a stream.
Definition: LeafNode.h:1598
openvdb::v3_2_0::tree::SameLeafConfig
Definition: PointIndexGrid.h:69
openvdb::v3_2_0::tree::LeafNode::ChildAllCIter
DenseIter< const LeafNode, const ValueType, ChildAll > ChildAllCIter
Definition: LeafNode.h:592
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::beginChildOff
ChildOffCIter beginChildOff() const
Definition: LeafNodeBool.h:731
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::dim
static Index dim()
Return the number of voxels in each dimension.
Definition: LeafNodeBool.h:185
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::onTileCount
static Index64 onTileCount()
Definition: LeafNodeBool.h:201
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ValueOnIter
ValueIter< MaskOnIter, LeafNode, const bool > ValueOnIter
Definition: LeafNodeBool.h:692
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::cbeginValueOff
ValueOffCIter cbeginValueOff() const
Definition: LeafNodeBool.h:708
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::NodeMaskType
util::NodeMask< Log2Dim > NodeMaskType
Definition: LeafNodeBool.h:61
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::setValueAndCache
void setValueAndCache(const Coord &xyz, bool val, AccessorT &)
Change the value of the voxel at the given coordinates and mark it as active.
Definition: LeafNodeBool.h:415
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::beginChildAll
ChildAllCIter beginChildAll() const
Definition: LeafNodeBool.h:734
openvdb::v3_2_0::math::Coord::x
Int32 x() const
Definition: Coord.h:146
openvdb::v3_2_0::io::getGridBackgroundValuePtr
OPENVDB_API const void * getGridBackgroundValuePtr(std::ios_base &)
Return a pointer to the background value of the grid currently being read from or written to the give...
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::setActiveStateAndCache
void setActiveStateAndCache(const Coord &xyz, bool on, AccessorT &)
Set the active state of the voxel at the given coordinates without changing its value.
Definition: LeafNodeBool.h:452
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::MaskDenseIter
NodeMaskType::DenseIterator MaskDenseIter
Definition: LeafNodeBool.h:628
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::getChildDim
static Index getChildDim()
Definition: LeafNodeBool.h:190
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::probeValueAndCache
bool probeValueAndCache(const Coord &xyz, bool &val, AccessorT &) const
Return true if the voxel at the given coordinates is active and return the voxel value in val...
Definition: LeafNodeBool.h:461
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::probeNode
NodeT * probeNode(const Coord &)
This function exists only to enable template instantiation.
Definition: LeafNodeBool.h:575
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::endValueAll
ValueAllIter endValueAll()
Definition: LeafNodeBool.h:723
openvdb::v3_2_0::tree::LeafNode::str
std::string str() const
Return a string representation of this node.
Definition: LeafNode.h:1263
openvdb::v3_2_0::tools::copyFromDense
void copyFromDense(const DenseT &dense, GridOrTreeT &sparse, const typename GridOrTreeT::ValueType &tolerance, bool serial=false)
Populate a sparse grid with the values of all of the voxels of a dense grid.
Definition: Dense.h:590
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::Ptr
boost::shared_ptr< LeafNodeType > Ptr
Definition: LeafNodeBool.h:58
openvdb::v3_2_0::tree::LeafNode::Buffer::mData
ValueType * mData
Definition: LeafNode.h:361
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ChildAllCIter
DenseIter< const LeafNode, const bool > ChildAllCIter
Definition: LeafNodeBool.h:703
openvdb::v3_2_0::math::Coord::setY
Coord & setY(Int32 y)
Definition: Coord.h:102
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::numValues
static Index numValues()
Definition: LeafNodeBool.h:187
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::Buffer::memUsage
Index memUsage() const
Definition: LeafNodeBool.h:114
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::cbeginValueOn
ValueOnCIter cbeginValueOn() const
Definition: LeafNodeBool.h:705
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::LeafNodeType
LeafNode< bool, Log2Dim > LeafNodeType
Definition: LeafNodeBool.h:57
openvdb::v3_2_0::tree::LeafNode::resetBackground
void resetBackground(const ValueType &oldBackground, const ValueType &newBackground)
Replace inactive occurrences of oldBackground with newBackground, and inactive occurrences of -oldBac...
Definition: LeafNode.h:1821
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::isValueMaskOn
bool isValueMaskOn() const
Definition: LeafNodeBool.h:751
openvdb::v3_2_0::Index
Index32 Index
Definition: Types.h:58
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ValueAllIter
ValueIter< MaskDenseIter, LeafNode, const bool > ValueAllIter
Definition: LeafNodeBool.h:696
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::probeNodeAndCache
NodeT * probeNodeAndCache(const Coord &, AccessorT &)
Return a pointer to this node.
Definition: LeafNodeBool.h:596
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::endValueOn
ValueOnCIter endValueOn() const
Definition: LeafNodeBool.h:716
openvdb::v3_2_0::util::NodeMask::isConstant
bool isConstant(bool &isOn) const
Definition: NodeMasks.h:523
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ValueIter::getItem
const bool & getItem(Index pos) const
Definition: LeafNodeBool.h:641
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ChildOnCIter
ChildIter< MaskOnIter, const LeafNode > ChildOnCIter
Definition: LeafNodeBool.h:699
openvdb::v3_2_0::Int32
int32_t Int32
Definition: Types.h:60
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::beginChildAll
ChildAllIter beginChildAll()
Definition: LeafNodeBool.h:735
openvdb::v3_2_0::tree::LeafNode::combine2
void combine2(const LeafNode &other, const OtherType &, bool valueIsActive, CombineOp &)
Definition: LeafNode.h:1981
openvdb::v3_2_0::Index64
uint64_t Index64
Definition: Types.h:57
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ValueIter::getValue
const bool & getValue() const
Definition: LeafNodeBool.h:642
openvdb::v3_2_0::tree::LeafNode::Buffer::fill
void fill(const ValueType &val)
Populate this buffer with a constant value.
Definition: LeafNode.h:171
OPENVDB_VERSION_NAME
#define OPENVDB_VERSION_NAME
Definition: version.h:43
openvdb::v3_2_0::tools::clip
OPENVDB_STATIC_SPECIALIZATION GridType::Ptr clip(const GridType &grid, const BBoxd &)
Clip the given grid against a world-space bounding box and return a new grid containing the result...
Definition: Clip.h:356
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::Buffer::data
WordType * data()
Definition: LeafNodeBool.h:120
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::cendChildAll
ChildAllCIter cendChildAll() const
Definition: LeafNodeBool.h:743
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::Buffer::getValue
const bool & getValue(Index i) const
Definition: LeafNodeBool.h:98
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::Buffer::Buffer
Buffer()
Definition: LeafNodeBool.h:90
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::Buffer::WordType
NodeMaskType::Word WordType
Definition: LeafNodeBool.h:88
openvdb::v3_2_0::tree::LeafNode::origin
const Coord & origin() const
Return the grid index coordinates of this node&#39;s local origin.
Definition: LeafNode.h:475
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::getValueAndCache
const bool & getValueAndCache(const Coord &xyz, AccessorT &) const
Return the value of the voxel at the given coordinates.
Definition: LeafNodeBool.h:405
openvdb::v3_2_0::tree::LeafNode::clip
void clip(const CoordBBox &, const ValueType &background)
Set all voxels that lie outside the given axis-aligned box to the background.
Definition: LeafNode.h:1387
openvdb::v3_2_0::math::Coord::setZ
Coord & setZ(Int32 z)
Definition: Coord.h:103
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::mBuffer
Buffer mBuffer
Bitmask representing the values of voxels.
Definition: LeafNodeBool.h:784
openvdb::v3_2_0::math::CoordBBox::expand
void expand(ValueType padding)
Pad this bounding box with the specified padding.
Definition: Coord.h:401
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::Buffer::fill
void fill(bool val)
Definition: LeafNodeBool.h:95
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::touchLeafAndCache
LeafNode * touchLeafAndCache(const Coord &, AccessorT &)
Return a pointer to this node.
Definition: LeafNodeBool.h:591
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::Buffer::swap
void swap(Buffer &other)
Definition: LeafNodeBool.h:112
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::setValuesOff
void setValuesOff()
Mark all voxels as inactive but don&#39;t change their values.
Definition: LeafNodeBool.h:348
openvdb::v3_2_0::tree::LeafNode::operator==
bool operator==(const LeafNode &other) const
Check for buffer, state and origin equivalence.
Definition: LeafNode.h:1707
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::Buffer::operator==
bool operator==(const Buffer &other) const
Definition: LeafNodeBool.h:107
openvdb::v3_2_0::tree::LeafNode
Templated block class to hold specific data types and a fixed number of values determined by Log2Dim...
Definition: LeafNode.h:65
openvdb::v3_2_0::tree::LeafNode::visit2Node
void visit2Node(OtherLeafNodeType &other, VisitorOp &)
Definition: LeafNode.h:2100
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::endValueOff
ValueOffIter endValueOff()
Definition: LeafNodeBool.h:720
openvdb::v3_2_0::tree::LeafNode::setActiveState
void setActiveState(const Coord &xyz, bool on)
Set the active state of the voxel at the given coordinates but don&#39;t change its value.
Definition: LeafNode.h:1361
openvdb::v3_2_0::tree::LeafNode::beginChildAll
ChildAllCIter beginChildAll() const
Definition: LeafNode.h:623
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::isInactive
bool isInactive() const
Return true if all of this node&#39;s values are inactive.
Definition: LeafNodeBool.h:485
openvdb::v3_2_0::io::getFormatVersion
OPENVDB_API uint32_t getFormatVersion(std::ios_base &)
Return the file format version number associated with the given input stream.
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::cbeginChildOn
ChildOnCIter cbeginChildOn() const
Definition: LeafNodeBool.h:727
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::cendChildOff
ChildOffCIter cendChildOff() const
Definition: LeafNodeBool.h:740
openvdb::v3_2_0::util::NodeMask
Bit mask for the internal and leaf nodes of VDB. This is a 64-bit implementation. ...
Definition: NodeMasks.h:304
openvdb::v3_2_0::tree::LeafNode::addTileAndCache
void addTileAndCache(Index, const Coord &, const ValueType &, bool, AccessorT &)
Definition: LeafNode.h:1809
openvdb::v3_2_0::math::CoordBBox::translate
void translate(const Coord &t)
Translate this bounding box by .
Definition: Coord.h:440
openvdb::v3_2_0::tree::LeafNode::~LeafNode
~LeafNode()
Destructor.
Definition: LeafNode.h:1256
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::MaskOnIter
NodeMaskType::OnIterator MaskOnIter
Definition: LeafNodeBool.h:626
openvdb::v3_2_0::tree::LeafNode::readTopology
void readTopology(std::istream &is, bool fromHalf=false)
Read in just the topology.
Definition: LeafNode.h:1536
openvdb
Definition: Exceptions.h:39
openvdb::v3_2_0::tree::LeafNode::topologyUnion
void topologyUnion(const LeafNode< OtherType, Log2Dim > &other)
Union this node&#39;s set of active values with the active values of the other node, whose ValueType may ...
Definition: LeafNode.h:1897
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::cbeginValueAll
ValueAllCIter cbeginValueAll() const
Definition: LeafNodeBool.h:711
openvdb::v3_2_0::Index32
uint32_t Index32
Definition: Types.h:56
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::probeConstNodeAndCache
const NodeT * probeConstNodeAndCache(const Coord &, AccessorT &) const
Return a const pointer to this node.
Definition: LeafNodeBool.h:613
OPENVDB_NO_UNREACHABLE_CODE_WARNING_BEGIN
#define OPENVDB_NO_UNREACHABLE_CODE_WARNING_BEGIN
Definition: Platform.h:129
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ValueIter::setItem
void setItem(Index pos, bool value) const
Definition: LeafNodeBool.h:645
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ChildOnIter
ChildIter< MaskOnIter, LeafNode > ChildOnIter
Definition: LeafNodeBool.h:698
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::endValueAll
ValueAllCIter endValueAll() const
Definition: LeafNodeBool.h:722
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ValueOnCIter
ValueIter< MaskOnIter, const LeafNode, const bool > ValueOnCIter
Definition: LeafNodeBool.h:693
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::isEmpty
bool isEmpty() const
Return true if this node has no active voxels.
Definition: LeafNodeBool.h:205
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ValueType
bool ValueType
Definition: LeafNodeBool.h:60
openvdb::v3_2_0::util::NodeMask::Word
Index64 Word
Definition: NodeMasks.h:313
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::endValueOff
ValueOffCIter endValueOff() const
Definition: LeafNodeBool.h:719
openvdb::v3_2_0::tree::LeafNode::valueMask
const NodeMaskType & valueMask() const
Definition: LeafNode.h:1111
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::offTileCount
static Index64 offTileCount()
Definition: LeafNodeBool.h:202
openvdb::v3_2_0::tree::DenseIteratorBase
Base class for dense iterators over internal and leaf nodes.
Definition: Iterator.h:211
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::Buffer::size
static Index size()
Definition: LeafNodeBool.h:115
openvdb::v3_2_0::tree::SparseIteratorBase
Base class for sparse iterators over internal and leaf nodes.
Definition: Iterator.h:148
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::getOrigin
void getOrigin(Int32 &x, Int32 &y, Int32 &z) const
Return the grid index coordinates of this node&#39;s local origin.
Definition: LeafNodeBool.h:238
openvdb::v3_2_0::tree::DenseIteratorBase::NonConstValueType
boost::remove_const< UnsetItemT >::type NonConstValueType
Definition: Iterator.h:217
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::getLevel
static Index getLevel()
Definition: LeafNodeBool.h:188
openvdb::v3_2_0::util::NodeMask::set
void set(Index32 n, bool On)
Set the nth bit to the specified state.
Definition: NodeMasks.h:459
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ValueOffIter
ValueIter< MaskOffIter, LeafNode, const bool > ValueOffIter
Definition: LeafNodeBool.h:694
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::isValueOn
bool isValueOn(const Coord &xyz) const
Return true if the voxel at the given coordinates is active.
Definition: LeafNodeBool.h:351
openvdb::v3_2_0::tree::LeafNode::getValue
const ValueType & getValue(const Coord &xyz) const
Return the value of the voxel at the given coordinates.
Definition: LeafNode.h:1311
openvdb::v3_2_0::tree::LeafNode::doVisit2
static void doVisit2(NodeT &self, OtherChildAllIterT &, VisitorOp &, bool otherIsLHS)
Definition: LeafNode.h:2170
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::isValueOn
bool isValueOn(Index offset) const
Return true if the voxel at the given offset is active.
Definition: LeafNodeBool.h:353
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::getOrigin
void getOrigin(Coord &origin) const
Return the grid index coordinates of this node&#39;s local origin.
Definition: LeafNodeBool.h:237
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::addLeaf
void addLeaf(LeafNode *)
This function exists only to enable template instantiation.
Definition: LeafNodeBool.h:569
openvdb::v3_2_0::math::Coord::z
Int32 z() const
Definition: Coord.h:148
openvdb::v3_2_0::tree::LeafNode::visitActiveBBox
void visitActiveBBox(BBoxOp &) const
Calls the templated functor BBoxOp with bounding box information. An additional level argument is pro...
Definition: LeafNode.h:2045
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::setValuesOn
void setValuesOn()
Mark all voxels as active but don&#39;t change their values.
Definition: LeafNodeBool.h:346
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::probeLeafAndCache
LeafNode * probeLeafAndCache(const Coord &, AccessorT &)
Return a pointer to this node.
Definition: LeafNodeBool.h:594
LeafNode.h
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::negate
void negate()
Definition: LeafNodeBool.h:489
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::Buffer::operator=
Buffer & operator=(const Buffer &b)
Definition: LeafNodeBool.h:96
openvdb::v3_2_0::util::DenseMaskIterator
Definition: NodeMasks.h:267
openvdb::v3_2_0::tree::LeafNode::SIZE
static const Index SIZE
Definition: LeafNode.h:80
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::setValueMask
void setValueMask(const NodeMaskType &mask)
Definition: LeafNodeBool.h:757
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::offVoxelCount
Index64 offVoxelCount() const
Return the number of inactive voxels.
Definition: LeafNodeBool.h:198
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::endChildAll
ChildAllIter endChildAll()
Definition: LeafNodeBool.h:745
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::offLeafVoxelCount
Index64 offLeafVoxelCount() const
Definition: LeafNodeBool.h:200
openvdb::v3_2_0::util::NodeMask::setOn
void setOn(Index32 n)
Set the nth bit on.
Definition: NodeMasks.h:449
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ValueIter::modifyItem
void modifyItem(Index n, const ModifyOp &op) const
Definition: LeafNodeBool.h:651
openvdb::v3_2_0::tree::LeafNode::combine
void combine(const LeafNode &other, CombineOp &op)
Definition: LeafNode.h:1939
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::setOrigin
void setOrigin(const Coord &origin)
Set the grid index coordinates of this node&#39;s local origin.
Definition: LeafNodeBool.h:233
openvdb::v3_2_0::math::CoordBBox::min
const Coord & min() const
Definition: Coord.h:332
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::setValueOff
void setValueOff(const Coord &xyz)
Mark the voxel at the given coordinates as inactive but don&#39;t change its value.
Definition: LeafNodeBool.h:311
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ChildOffCIter
ChildIter< MaskOffIter, const LeafNode > ChildOffCIter
Definition: LeafNodeBool.h:701
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::endChildOff
ChildOffIter endChildOff()
Definition: LeafNodeBool.h:742
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::endChildAll
ChildAllCIter endChildAll() const
Definition: LeafNodeBool.h:744
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::Buffer::Buffer
Buffer(const NodeMaskType &other)
Definition: LeafNodeBool.h:92
openvdb::v3_2_0::tree::LeafNode::doVisit2Node
static void doVisit2Node(NodeT &self, OtherNodeT &other, VisitorOp &)
Definition: LeafNode.h:2125
openvdb::v3_2_0::util::NodeMask::save
void save(std::ostream &os) const
Definition: NodeMasks.h:562
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::getValueMask
const NodeMaskType & getValueMask() const
Definition: LeafNodeBool.h:754
openvdb::v3_2_0::math::operator==
bool operator==(const Vec3< T0 > &v0, const Vec3< T1 > &v1)
Equality operator, does exact floating point comparisons.
Definition: Vec3.h:450
openvdb::v3_2_0::tree::LeafNode::LeafNode
LeafNode()
Default constructor.
Definition: LeafNode.h:1170
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::beginValueOff
ValueOffIter beginValueOff()
Definition: LeafNodeBool.h:710
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ValueIter::ValueIter
ValueIter(const MaskIterT &iter, NodeT *parent)
Definition: LeafNodeBool.h:639
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::modifyValueAndCache
void modifyValueAndCache(const Coord &xyz, const ModifyOp &op, AccessorT &)
Apply a functor to the value of the voxel at the given coordinates and mark the voxel as active...
Definition: LeafNodeBool.h:435
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::cendValueAll
ValueAllCIter cendValueAll() const
Definition: LeafNodeBool.h:721
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::Buffer::Buffer
Buffer(bool on)
Definition: LeafNodeBool.h:91
openvdb::v3_2_0::math::CoordBBox::hasOverlap
bool hasOverlap(const CoordBBox &b) const
Return true if the given bounding box overlaps with this bounding box.
Definition: Coord.h:395
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::onLeafVoxelCount
Index64 onLeafVoxelCount() const
Definition: LeafNodeBool.h:199
openvdb::v3_2_0::math::CoordBBox::max
const Coord & max() const
Definition: Coord.h:333
OPENVDB_NO_UNREACHABLE_CODE_WARNING_END
#define OPENVDB_NO_UNREACHABLE_CODE_WARNING_END
Definition: Platform.h:130
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::isValueOnAndCache
bool isValueOnAndCache(const Coord &xyz, AccessorT &) const
Return true if the voxel at the given coordinates is active.
Definition: LeafNodeBool.h:410
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::DenseIter::NonConstValueT
BaseT::NonConstValueType NonConstValueT
Definition: LeafNodeBool.h:672
openvdb::v3_2_0::CombineArgs::setBRef
CombineArgs & setBRef(const BValueType &b)
Redirect the B value to a new external source.
Definition: Types.h:367
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::probeConstNode
const NodeT * probeConstNode(const Coord &) const
This function exists only to enable template instantiation.
Definition: LeafNodeBool.h:577
openvdb::v3_2_0::tree::LeafNode::getValueMask
const NodeMaskType & getValueMask() const
Definition: LeafNode.h:1109
openvdb::v3_2_0::math::CoordBBox
Axis-aligned bounding box of signed integer coordinates.
Definition: Coord.h:259
openvdb::v3_2_0::tree::LeafNode::cbeginValueOn
ValueOnCIter cbeginValueOn() const
Definition: LeafNode.h:594
openvdb::v3_2_0::tree::LeafNode::setValueOnly
void setValueOnly(const Coord &xyz, const ValueType &val)
Set the value of the voxel at the given coordinates but don&#39;t change its active state.
Definition: LeafNode.h:1369
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ValueIter::setValue
void setValue(bool value) const
Definition: LeafNodeBool.h:647
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::endChildOn
ChildOnIter endChildOn()
Definition: LeafNodeBool.h:739
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::cendValueOff
ValueOffCIter cendValueOff() const
Definition: LeafNodeBool.h:718
openvdb::v3_2_0::tree::LeafNode::LOG2DIM
static const Index LOG2DIM
Definition: LeafNode.h:75
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::DenseIter::unsetItem
void unsetItem(Index pos, const ValueT &val) const
Definition: LeafNodeBool.h:688
openvdb::v3_2_0::MERGE_ACTIVE_STATES_AND_NODES
Definition: Types.h:267
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::voxelizeActiveTiles
void voxelizeActiveTiles(bool=true)
No-op.
Definition: LeafNodeBool.h:497
openvdb::v3_2_0::util::NodeMask::setOff
void setOff(Index32 n)
Set the nth bit off.
Definition: NodeMasks.h:454
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >
LeafNode specialization for values of type bool that stores both the active states and the values of ...
Definition: LeafNodeBool.h:54
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::beginChildOn
ChildOnIter beginChildOn()
Definition: LeafNodeBool.h:729
openvdb::v3_2_0::tree::LeafNode::writeBuffers
void writeBuffers(std::ostream &os, bool toHalf=false) const
Write buffers to a stream.
Definition: LeafNode.h:1690
openvdb::v3_2_0::math::Coord::y
Int32 y() const
Definition: Coord.h:147
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::DenseIter::DenseIter
DenseIter(const MaskDenseIter &iter, NodeT *parent)
Definition: LeafNodeBool.h:675
openvdb::v3_2_0::tree::LeafNode::ChildAllIter
DenseIter< LeafNode, ValueType, ChildAll > ChildAllIter
Definition: LeafNode.h:591
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::modifyValueAndActiveStateAndCache
void modifyValueAndActiveStateAndCache(const Coord &xyz, const ModifyOp &op, AccessorT &)
Definition: LeafNodeBool.h:443
Iterator.h
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::MaskOffIter
NodeMaskType::OffIterator MaskOffIter
Definition: LeafNodeBool.h:627
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::Buffer::Buffer
Buffer(const Buffer &other)
Definition: LeafNodeBool.h:93
openvdb::v3_2_0::math::operator!=
bool operator!=(const Vec3< T0 > &v0, const Vec3< T1 > &v1)
Inequality operator, does exact floating point comparisons.
Definition: Vec3.h:458
openvdb::v3_2_0::tools::prune
void prune(TreeT &tree, typename TreeT::ValueType tolerance=zeroVal< typename TreeT::ValueType >(), bool threaded=true, size_t grainSize=1)
Reduce the memory footprint of a tree by replacing with tiles any nodes whose values are all the same...
Definition: Prune.h:374
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::addLeafAndCache
void addLeafAndCache(LeafNode *, AccessorT &)
This function exists only to enable template instantiation.
Definition: LeafNodeBool.h:571
openvdb::v3_2_0::math::CoordBBox::intersect
void intersect(const CoordBBox &bbox)
Intersect this bounding box with the given bounding box.
Definition: Coord.h:427
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::probeConstLeafAndCache
const LeafNode * probeConstLeafAndCache(const Coord &, AccessorT &) const
Return a const pointer to this node.
Definition: LeafNodeBool.h:611
openvdb::v3_2_0::tree::LeafNode::copyFromDense
void copyFromDense(const CoordBBox &bbox, const DenseT &dense, const ValueType &background, const ValueType &tolerance)
Copy from a dense grid into this node the values of the voxels that lie within a given bounding box...
Definition: LeafNode.h:1497
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::setActiveState
void setActiveState(Index offset, bool on)
Set the active state of the voxel at the given offset but don&#39;t change its value. ...
Definition: LeafNodeBool.h:303
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::setValueOn
void setValueOn(Index offset)
Mark the voxel at the given offset as active but don&#39;t change its value.
Definition: LeafNodeBool.h:323
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::beginValueOn
ValueOnIter beginValueOn()
Definition: LeafNodeBool.h:707
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::isChildMaskOn
bool isChildMaskOn(Index) const
Definition: LeafNodeBool.h:758
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ValueIter::BaseT
SparseIteratorBase< MaskIterT, ValueIter, NodeT, ValueT > BaseT
Definition: LeafNodeBool.h:636
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::onVoxelCount
Index64 onVoxelCount() const
Return the number of active voxels.
Definition: LeafNodeBool.h:196
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::Buffer::~Buffer
~Buffer()
Definition: LeafNodeBool.h:94
openvdb::v3_2_0::util::OnMaskIterator
Definition: NodeMasks.h:205
openvdb::v3_2_0::util::OffMaskIterator
Definition: NodeMasks.h:236
NodeMasks.h
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::getNodeBoundingBox
CoordBBox getNodeBoundingBox() const
Return the bounding box of this node, i.e., the full index space spanned by this leaf node...
Definition: LeafNodeBool.h:230
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::beginValueAll
ValueAllCIter beginValueAll() const
Definition: LeafNodeBool.h:712
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::setValueOn
void setValueOn(const Coord &xyz)
Mark the voxel at the given coordinates as active but don&#39;t change its value.
Definition: LeafNodeBool.h:321
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ChildOffIter
ChildIter< MaskOffIter, LeafNode > ChildOffIter
Definition: LeafNodeBool.h:700
openvdb::v3_2_0::math::CoordBBox::isInside
bool isInside(const Coord &xyz) const
Return true if point (x, y, z) is inside this bounding box.
Definition: Coord.h:383
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::probeLeaf
LeafNode * probeLeaf(const Coord &)
Return a pointer to this node.
Definition: LeafNodeBool.h:592
openvdb::v3_2_0::PartialCreate
Definition: Types.h:444
openvdb::v3_2_0::tree::LeafNode::doVisit
static void doVisit(NodeT &, VisitorOp &)
Definition: LeafNode.h:2086
OPENVDB_USE_VERSION_NAMESPACE
#define OPENVDB_USE_VERSION_NAMESPACE
Definition: version.h:71
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::setValueOff
void setValueOff(Index offset)
Mark the voxel at the given offset as inactive but don&#39;t change its value.
Definition: LeafNodeBool.h:313
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::buffer
Buffer & buffer()
Definition: LeafNodeBool.h:268
openvdb::v3_2_0::tree::LeafNode::topologyIntersection
void topologyIntersection(const LeafNode< OtherType, Log2Dim > &other, const ValueType &)
Intersect this node&#39;s set of active values with the active values of the other node, whose ValueType may be different. So a resulting voxel will be active only if both of the original voxels were active.
Definition: LeafNode.h:1905
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::isChildMaskOff
bool isChildMaskOff(Index) const
Definition: LeafNodeBool.h:759
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::probeLeafAndCache
const LeafNode * probeLeafAndCache(const Coord &, AccessorT &) const
Return a const pointer to this node.
Definition: LeafNodeBool.h:608
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::cendValueOn
ValueOnCIter cendValueOn() const
Definition: LeafNodeBool.h:715
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::getFirstValue
const bool & getFirstValue() const
Return a const reference to the first entry in the buffer.
Definition: LeafNodeBool.h:474
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::setValue
void setValue(const Coord &xyz, bool val)
Set the value of the voxel at the given coordinates and mark the voxel as active. ...
Definition: LeafNodeBool.h:328
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::evalNodeOrigin
static void evalNodeOrigin(Coord &xyz)
Compute the origin of the leaf node that contains the voxel with the given coordinates.
Definition: LeafNodeBool.h:767
openvdb::v3_2_0::tree::LeafNode::isConstant
bool isConstant(ValueType &firstValue, bool &state, const ValueType &tolerance=zeroVal< ValueType >()) const
Definition: LeafNode.h:1753
openvdb::v3_2_0::tree::LeafNode::merge
void merge(const LeafNode &)
Definition: LeafNode.h:1844
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::Buffer::setValue
void setValue(Index i, bool val)
Definition: LeafNodeBool.h:110
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ValueOffCIter
ValueIter< MaskOffIter, const LeafNode, const bool > ValueOffCIter
Definition: LeafNodeBool.h:695
openvdb::v3_2_0::tree::LeafNode::modifyValueAndActiveState
void modifyValueAndActiveState(const Coord &xyz, const ModifyOp &op)
Apply a functor to the voxel at the given coordinates.
Definition: LeafNode.h:749
openvdb::v3_2_0::tree::LeafNode::probeValue
bool probeValue(const Coord &xyz, ValueType &val) const
Return true if the voxel at the given coordinates is active.
Definition: LeafNode.h:1327
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ValueConverter::Type
LeafNode< ValueType, Log2Dim > Type
Definition: LeafNodeBool.h:75
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::cbeginChildOff
ChildOffCIter cbeginChildOff() const
Definition: LeafNodeBool.h:730
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::cbeginChildAll
ChildAllCIter cbeginChildAll() const
Definition: LeafNodeBool.h:733
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ValueAllCIter
ValueIter< MaskDenseIter, const LeafNode, const bool > ValueAllCIter
Definition: LeafNodeBool.h:697
openvdb::v3_2_0::MERGE_NODES
Definition: Types.h:266
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::beginChildOn
ChildOnCIter beginChildOn() const
Definition: LeafNodeBool.h:728
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::beginValueOn
ValueOnCIter beginValueOn() const
Definition: LeafNodeBool.h:706
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::mOrigin
Coord mOrigin
Global grid index coordinates (x,y,z) of the local origin of this node.
Definition: LeafNodeBool.h:786
openvdb::v3_2_0::tree::LeafNode::visit2
void visit2(IterT &otherIter, VisitorOp &, bool otherIsLHS=false)
Definition: LeafNode.h:2146
openvdb::v3_2_0::tree::LeafNode::fill
void fill(const CoordBBox &bbox, const ValueType &, bool active=true)
Set all voxels within an axis-aligned box to the specified value and active state.
Definition: LeafNode.h:1427
openvdb::v3_2_0::tree::LeafNode::setValueOff
void setValueOff(const Coord &xyz)
Mark the voxel at the given coordinates as inactive but don&#39;t change its value.
Definition: LeafNode.h:704
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::log2dim
static Index log2dim()
Return log2 of the size of the buffer storage.
Definition: LeafNodeBool.h:183
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::beginChildOff
ChildOffIter beginChildOff()
Definition: LeafNodeBool.h:732
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::swap
void swap(Buffer &other)
Exchange this node&#39;s data buffer with the given data buffer without changing the active states of the...
Definition: LeafNodeBool.h:266
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::mValueMask
NodeMaskType mValueMask
Bitmask that determines which voxels are active.
Definition: LeafNodeBool.h:782
openvdb::v3_2_0::CombineArgs
This struct collects both input and output arguments to "grid combiner" functors used with the tree::...
Definition: Types.h:312
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::beginValueOff
ValueOffCIter beginValueOff() const
Definition: LeafNodeBool.h:709
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::beginValueAll
ValueAllIter beginValueAll()
Definition: LeafNodeBool.h:713
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::ChildIter::ChildIter
ChildIter()
Definition: LeafNodeBool.h:662
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::setValueMask
void setValueMask(Index n, bool on)
Definition: LeafNodeBool.h:762
openvdb::v3_2_0::tree::LeafNode::DIM
static const Index DIM
Definition: LeafNode.h:77
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::isValueMaskOff
bool isValueMaskOff(Index n) const
Definition: LeafNodeBool.h:752
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::endChildOn
ChildOnCIter endChildOn() const
Definition: LeafNodeBool.h:738
openvdb::v3_2_0::tree::LeafNode::offsetToGlobalCoord
Coord offsetToGlobalCoord(Index n) const
Return the global coordinates for a linear table offset.
Definition: LeafNode.h:1300
openvdb::v3_2_0::math::CoordBBox::createCube
static CoordBBox createCube(const Coord &min, ValueType dim)
Definition: Coord.h:324
openvdb::v3_2_0::tree::IteratorBase
Base class for iterators over internal and leaf nodes.
Definition: Iterator.h:58
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::getValueLevelAndCache
static Index getValueLevelAndCache(const Coord &, AccessorT &)
Return the LEVEL (=0) at which leaf node values reside.
Definition: LeafNodeBool.h:469
openvdb::v3_2_0::tree::LeafNode< bool, Log2Dim >::getValueLevel
static Index getValueLevel(const Coord &)
Return the level (0) at which leaf node values reside.
Definition: LeafNodeBool.h:298
openvdb::v3_2_0::tools::composite::min
const boost::disable_if_c< VecTraits< T >::IsVec, T >::type & min(const T &a, const T &b)
Definition: Composite.h:128