Highest level of the data structure. Contains a tree and a world->index transform (that currently only supports uniform scaling and translation).
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| Grid (const Grid &)=delete |
| Disallow constructions, copy and assignment.
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Grid & | operator= (const Grid &)=delete |
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| ~Grid ()=delete |
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Version | version () const |
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DataType * | data () |
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const DataType * | data () const |
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uint64_t | gridSize () const |
| Return the memory footprint of the entire grid, i.e. including all nodes and blind data.
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uint32_t | gridIndex () const |
| Return index of this grid in the buffer.
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uint32_t | gridCount () const |
| Return total number of grids in the buffer.
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template<typename T = BuildType> |
enable_if< is_same< T, ValueIndex >::value, constuint64_t & >::type | valueCount () const |
| Return the total number of values indexed by this IndexGrid.
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const TreeT & | tree () const |
| Return a const reference to the tree.
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TreeT & | tree () |
| Return a non-const reference to the tree.
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AccessorType | getAccessor () const |
| Return a new instance of a ReadAccessor used to access values in this grid.
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const Vec3R & | voxelSize () const |
| Return a const reference to the size of a voxel in world units.
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const Map & | map () const |
| Return a const reference to the Map for this grid.
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template<typename Vec3T > |
Vec3T | worldToIndex (const Vec3T &xyz) const |
| world to index space transformation
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template<typename Vec3T > |
Vec3T | indexToWorld (const Vec3T &xyz) const |
| index to world space transformation
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template<typename Vec3T > |
Vec3T | indexToWorldDir (const Vec3T &dir) const |
| transformation from index space direction to world space direction
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template<typename Vec3T > |
Vec3T | worldToIndexDir (const Vec3T &dir) const |
| transformation from world space direction to index space direction
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template<typename Vec3T > |
Vec3T | indexToWorldGrad (const Vec3T &grad) const |
| transform the gradient from index space to world space.
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template<typename Vec3T > |
Vec3T | worldToIndexF (const Vec3T &xyz) const |
| world to index space transformation
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template<typename Vec3T > |
Vec3T | indexToWorldF (const Vec3T &xyz) const |
| index to world space transformation
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template<typename Vec3T > |
Vec3T | indexToWorldDirF (const Vec3T &dir) const |
| transformation from index space direction to world space direction
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template<typename Vec3T > |
Vec3T | worldToIndexDirF (const Vec3T &dir) const |
| transformation from world space direction to index space direction
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template<typename Vec3T > |
Vec3T | indexToWorldGradF (const Vec3T &grad) const |
| Transforms the gradient from index space to world space.
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const BBox< Vec3R > & | worldBBox () const |
| Computes a AABB of active values in world space.
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const BBox< CoordType > & | indexBBox () const |
| Computes a AABB of active values in index space.
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uint64_t | activeVoxelCount () const |
| Return the total number of active voxels in this tree.
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bool | isValid () const |
| Methods related to the classification of this grid.
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const GridType & | gridType () const |
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const GridClass & | gridClass () const |
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bool | isLevelSet () const |
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bool | isFogVolume () const |
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bool | isStaggered () const |
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bool | isPointIndex () const |
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bool | isGridIndex () const |
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bool | isPointData () const |
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bool | isMask () const |
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bool | isUnknown () const |
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bool | hasMinMax () const |
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bool | hasBBox () const |
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bool | hasLongGridName () const |
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bool | hasAverage () const |
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bool | hasStdDeviation () const |
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bool | isBreadthFirst () const |
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template<typename NodeT > |
bool | isSequential () const |
| return true if the specified node type is layed out breadth-first in memory and has a fixed size. This allows for sequential access to the nodes.
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template<int LEVEL> |
bool | isSequential () const |
| return true if the specified node level is layed out breadth-first in memory and has a fixed size. This allows for sequential access to the nodes.
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const char * | gridName () const |
| Return a c-string with the name of this grid.
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const char * | shortGridName () const |
| Return a c-string with the name of this grid, truncated to 255 characters.
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uint64_t | checksum () const |
| Return checksum of the grid buffer.
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bool | isEmpty () const |
| Return true if this grid is empty, i.e. contains no values or nodes.
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uint32_t | blindDataCount () const |
| Return the count of blind-data encoded in this grid.
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int | findBlindDataForSemantic (GridBlindDataSemantic semantic) const |
| Return the index of the blind data with specified semantic if found, otherwise -1.
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const void * | blindData (uint32_t n) const |
| Returns a const pointer to the blindData at the specified linear offset.
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const GridBlindMetaData & | blindMetaData (uint32_t n) const |
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template<typename TreeT>
class nanovdb::Grid< TreeT >
Highest level of the data structure. Contains a tree and a world->index transform (that currently only supports uniform scaling and translation).
- Note
- This the API of this class to interface with client code