35 #ifndef OPENVDB_TREE_ITERATOR_HAS_BEEN_INCLUDED 36 #define OPENVDB_TREE_ITERATOR_HAS_BEEN_INCLUDED 39 #include <boost/static_assert.hpp> 40 #include <boost/type_traits/is_const.hpp> 41 #include <boost/type_traits/remove_const.hpp> 57 template<
typename MaskIterT,
typename NodeT>
62 IteratorBase(
const MaskIterT& iter, NodeT* parent): mParentNode(parent), mMaskIter(iter) {}
68 return (mParentNode == other.mParentNode) && (mMaskIter == other.mMaskIter);
72 return !(*
this == other);
89 Index pos()
const {
return mMaskIter.offset(); }
92 bool test()
const {
return mMaskIter.test(); }
94 operator bool()
const {
return this->test(); }
97 bool next() {
return mMaskIter.next(); }
107 bool isValueOn()
const {
return parent().isValueMaskOn(this->pos()); }
110 void setValueOn(
bool on =
true)
const { parent().setValueMask(this->pos(), on); }
115 void setValueOff()
const { parent().mValueMask.setOff(this->pos()); }
118 Coord getCoord()
const {
return parent().offsetToGlobalCoord(this->pos()); }
129 mutable NodeT* mParentNode;
149 static const bool IsSparseIterator =
true, IsDenseIterator =
false;
157 ItemT& getItem(
Index)
const;
160 void setItem(
Index,
const ItemT&)
const;
170 return static_cast<const IterT*
>(
this)->getItem(this->pos());
176 BOOST_STATIC_ASSERT(!boost::is_const<NodeT>::value);
177 static_cast<const IterT*
>(
this)->setItem(this->pos(), value);
184 template<
typename ModifyOp>
187 BOOST_STATIC_ASSERT(!boost::is_const<NodeT>::value);
188 static_cast<const IterT*
>(
this)->modifyItem(this->pos(), op);
214 static const bool IsSparseIterator =
false, IsDenseIterator =
true;
224 bool getItem(
Index, SetItemT*& child, NonConstValueType& value)
const;
227 void setItem(
Index, SetItemT*)
const;
230 void unsetItem(
Index,
const UnsetItemT&)
const;
233 bool isChildNode()
const {
return this->parent().isChildMaskOn(this->pos()); }
239 SetItemT* child =
nullptr;
240 static_cast<const IterT*
>(
this)->getItem(this->pos(), child, value);
246 bool probeChild(SetItemT*& child, NonConstValueType& value)
const 248 child = probeChild(value);
249 return (child !=
nullptr);
256 SetItemT* child =
nullptr;
257 const bool isChild =
static_cast<const IterT*
>(
this)->
258 getItem(this->pos(), child, value);
266 static_cast<const IterT*
>(
this)->setItem(this->pos(), child);
273 static_cast<const IterT*
>(
this)->unsetItem(this->pos(), value);
281 #endif // OPENVDB_TREE_ITERATOR_HAS_BEEN_INCLUDED Base class for sparse iterators over internal and leaf nodes.
Definition: Iterator.h:143
Base class for iterators over internal and leaf nodes.
Definition: Iterator.h:58
#define OPENVDB_THROW(exception, message)
Definition: Exceptions.h:101
IteratorBase & operator++()
Advance to the next item in the parent node's table.
Definition: Iterator.h:101
bool operator!=(const IteratorBase &other) const
Definition: Iterator.h:70
SparseIteratorBase(const MaskIterT &iter, NodeT *parent)
Definition: Iterator.h:152
DenseIteratorBase()
Definition: Iterator.h:216
bool isChildNode() const
Return true if this iterator is pointing to a child node.
Definition: Iterator.h:233
boost::remove_const< SetItemT >::type NonConstChildNodeType
Definition: Iterator.h:213
Index32 Index
Definition: Types.h:57
bool probeChild(SetItemT *&child, NonConstValueType &value) const
If this iterator is pointing to a child node, return true and return a pointer to the child node in c...
Definition: Iterator.h:246
bool next()
Advance to the next item in the parent node's table.
Definition: Iterator.h:97
ItemT * operator->() const
Return a pointer to the item to which this iterator is pointing.
Definition: Iterator.h:165
ItemT & operator*() const
Return a reference to the item to which this iterator is pointing.
Definition: Iterator.h:163
boost::remove_const< NodeT >::type NonConstNodeType
Definition: Iterator.h:147
void getCoord(Coord &xyz) const
Return in xyz the coordinates of the item to which this iterator is pointing.
Definition: Iterator.h:120
void setValueOn(bool on=true) const
If this iterator is pointing to a value, set the value's active state. Otherwise, do nothing...
Definition: Iterator.h:110
void setValueOff() const
If this iterator is pointing to a value, mark the value as inactive.
Definition: Iterator.h:115
ItemT ValueType
Definition: Iterator.h:146
NodeT & parent() const
Return a reference to the node over which this iterator is iterating.
Definition: Iterator.h:79
#define OPENVDB_VERSION_NAME
Definition: version.h:43
IteratorBase()
Definition: Iterator.h:61
void setChild(SetItemT *child) const
Replace with the given child node the item in the parent node's table to which this iterator is point...
Definition: Iterator.h:264
SetItemT * probeChild(NonConstValueType &value) const
If this iterator is pointing to a child node, return a pointer to the node. Otherwise, return nullptr and, in value, the value to which this iterator is pointing.
Definition: Iterator.h:237
Index offset() const
Return this iterator's position as an index into the parent node's table.
Definition: Iterator.h:86
ItemT & getValue() const
Return the item to which this iterator is pointing.
Definition: Iterator.h:168
bool operator==(const IteratorBase &other) const
Definition: Iterator.h:66
Definition: Exceptions.h:39
bool test() const
Return true if this iterator is not yet exhausted.
Definition: Iterator.h:92
boost::remove_const< ItemT >::type NonConstValueType
Definition: Iterator.h:148
void modifyValue(const ModifyOp &op) const
Apply a functor to the item to which this iterator is pointing. (Not valid for const iterators...
Definition: Iterator.h:185
SparseIteratorBase()
Definition: Iterator.h:151
NodeT NodeType
Definition: Iterator.h:208
void setValue(const ItemT &value) const
Set the value of the item to which this iterator is pointing. (Not valid for const iterators...
Definition: Iterator.h:174
boost::remove_const< NodeT >::type NonConstNodeType
Definition: Iterator.h:211
Coord getCoord() const
Return the coordinates of the item to which this iterator is pointing.
Definition: Iterator.h:118
bool isValueOn() const
Return true if this iterator is pointing to an active value. Return false if it is pointing to either...
Definition: Iterator.h:107
Definition: Exceptions.h:92
void setValue(const UnsetItemT &value) const
Replace with the given value the item in the parent node's table to which this iterator is pointing...
Definition: Iterator.h:271
SetItemT ChildNodeType
Definition: Iterator.h:210
bool probeValue(NonConstValueType &value) const
Return true if this iterator is pointing to a value and return the value in value. Otherwise, return false.
Definition: Iterator.h:254
void increment(Index n)
Advance n items in the parent node's table.
Definition: Iterator.h:103
Signed (x, y, z) 32-bit integer coordinates.
Definition: Coord.h:48
UnsetItemT ValueType
Definition: Iterator.h:209
Mat3< typename promote< T0, T1 >::type > operator*(const Mat3< T0 > &m0, const Mat3< T1 > &m1)
Matrix multiplication.
Definition: Mat3.h:654
IteratorBase(const MaskIterT &iter, NodeT *parent)
Definition: Iterator.h:62
#define OPENVDB_USE_VERSION_NAMESPACE
Definition: version.h:71
NodeT * getParentNode() const
Return a pointer to the node (if any) over which this iterator is iterating.
Definition: Iterator.h:76
DenseIteratorBase(const MaskIterT &iter, NodeT *parent)
Definition: Iterator.h:217
void increment()
Advance to the next item in the parent node's table.
Definition: Iterator.h:99
NodeT NodeType
Definition: Iterator.h:145
Index pos() const
Identical to offset.
Definition: Iterator.h:89
boost::remove_const< UnsetItemT >::type NonConstValueType
Definition: Iterator.h:212
Base class for dense iterators over internal and leaf nodes.
Definition: Iterator.h:206