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| template<typename PointDataTreeT, typename FilterT = NullFilter> | 
| Index64 | pointCount (const PointDataTreeT &tree, const FilterT &filter=NullFilter(), const bool inCoreOnly=false, const bool threaded=true) | 
|  | Count the total number of points in a PointDataTree. 
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| template<typename PointDataTreeT, typename FilterT = NullFilter> | 
| Index64 | pointOffsets (std::vector< Index64 > &pointOffsets, const PointDataTreeT &tree, const FilterT &filter=NullFilter(), const bool inCoreOnly=false, const bool threaded=true) | 
|  | Populate an array of cumulative point offsets per leaf node. 
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| template<typename PointDataGridT, typename GridT = typename PointDataGridT::template ValueConverter<Int32>::Type, typename FilterT = NullFilter> | 
| GridT::Ptr | pointCountGrid (const PointDataGridT &grid, const FilterT &filter=NullFilter()) | 
|  | Generate a new grid with voxel values to store the number of points per voxel. 
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| template<typename PointDataGridT, typename GridT = typename PointDataGridT::template ValueConverter<Int32>::Type, typename FilterT = NullFilter> | 
| GridT::Ptr | pointCountGrid (const PointDataGridT &grid, const openvdb::math::Transform &transform, const FilterT &filter=NullFilter()) | 
|  | Generate a new grid that uses the supplied transform with voxel values to store the number of points per voxel. 
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