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OctreePointCloudCompression (compression_Profiles_e compressionProfile_arg=MED_RES_ONLINE_COMPRESSION_WITH_COLOR, bool showStatistics_arg=false, const double pointResolution_arg=0.001, const double octreeResolution_arg=0.01, bool doVoxelGridDownDownSampling_arg=false, const unsigned int iFrameRate_arg=30, bool doColorEncoding_arg=true, const unsigned char colorBitResolution_arg=6) |
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Constructor. More...
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~OctreePointCloudCompression () |
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Empty deconstructor. More...
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void |
initialization () |
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Initialize globals. More...
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void |
addPointIdx (const uindex_t pointIdx_arg) override |
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Add point at index from input pointcloud dataset to octree. More...
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void |
setOutputCloud (const PointCloudPtr &cloud_arg) |
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Provide a pointer to the output data set. More...
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PointCloudPtr |
getOutputCloud () const |
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Get a pointer to the output point cloud dataset. More...
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void |
encodePointCloud (const PointCloudConstPtr &cloud_arg, std::ostream &compressed_tree_data_out_arg) |
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Encode point cloud to output stream. More...
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void |
decodePointCloud (std::istream &compressed_tree_data_in_arg, PointCloudPtr &cloud_arg) |
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Decode point cloud from input stream. More...
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OctreePointCloud (const double resolution_arg) |
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Octree pointcloud constructor. More...
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void |
setInputCloud (const PointCloudConstPtr &cloud_arg, const IndicesConstPtr &indices_arg=IndicesConstPtr()) |
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Provide a pointer to the input data set. More...
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const IndicesConstPtr |
getIndices () const |
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Get a pointer to the vector of indices used. More...
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PointCloudConstPtr |
getInputCloud () const |
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Get a pointer to the input point cloud dataset. More...
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void |
setEpsilon (double eps) |
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Set the search epsilon precision (error bound) for nearest neighbors searches. More...
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double |
getEpsilon () const |
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Get the search epsilon precision (error bound) for nearest neighbors searches. More...
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void |
setResolution (double resolution_arg) |
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Set/change the octree voxel resolution. More...
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double |
getResolution () const |
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Get octree voxel resolution. More...
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uindex_t |
getTreeDepth () const |
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Get the maximum depth of the octree. More...
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void |
addPointsFromInputCloud () |
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Add points from input point cloud to octree. More...
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void |
addPointFromCloud (uindex_t point_idx_arg, IndicesPtr indices_arg) |
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Add point at given index from input point cloud to octree. More...
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void |
addPointToCloud (const PointT &point_arg, PointCloudPtr cloud_arg) |
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Add point simultaneously to octree and input point cloud. More...
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void |
addPointToCloud (const PointT &point_arg, PointCloudPtr cloud_arg, IndicesPtr indices_arg) |
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Add point simultaneously to octree and input point cloud. More...
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bool |
isVoxelOccupiedAtPoint (const PointT &point_arg) const |
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Check if voxel at given point exist. More...
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bool |
isVoxelOccupiedAtPoint (const double point_x_arg, const double point_y_arg, const double point_z_arg) const |
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Check if voxel at given point coordinates exist. More...
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bool |
isVoxelOccupiedAtPoint (const index_t &point_idx_arg) const |
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Check if voxel at given point from input cloud exist. More...
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void |
deleteTree () |
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Delete the octree structure and its leaf nodes. More...
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uindex_t |
getOccupiedVoxelCenters (AlignedPointTVector &voxel_center_list_arg) const |
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Get a PointT vector of centers of all occupied voxels. More...
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uindex_t |
getApproxIntersectedVoxelCentersBySegment (const Eigen::Vector3f &origin, const Eigen::Vector3f &end, AlignedPointTVector &voxel_center_list, float precision=0.2) |
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Get a PointT vector of centers of voxels intersected by a line segment. More...
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void |
deleteVoxelAtPoint (const PointT &point_arg) |
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Delete leaf node / voxel at given point. More...
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void |
deleteVoxelAtPoint (const index_t &point_idx_arg) |
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Delete leaf node / voxel at given point from input cloud. More...
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void |
defineBoundingBox () |
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Investigate dimensions of pointcloud data set and define corresponding bounding box for octree. More...
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void |
defineBoundingBox (const double min_x_arg, const double min_y_arg, const double min_z_arg, const double max_x_arg, const double max_y_arg, const double max_z_arg) |
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Define bounding box for octree. More...
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void |
defineBoundingBox (const double max_x_arg, const double max_y_arg, const double max_z_arg) |
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Define bounding box for octree. More...
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void |
defineBoundingBox (const double cubeLen_arg) |
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Define bounding box cube for octree. More...
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void |
getBoundingBox (double &min_x_arg, double &min_y_arg, double &min_z_arg, double &max_x_arg, double &max_y_arg, double &max_z_arg) const |
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Get bounding box for octree. More...
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double |
getVoxelSquaredDiameter (uindex_t tree_depth_arg) const |
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Calculates the squared diameter of a voxel at given tree depth. More...
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double |
getVoxelSquaredDiameter () const |
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Calculates the squared diameter of a voxel at leaf depth. More...
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double |
getVoxelSquaredSideLen (uindex_t tree_depth_arg) const |
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Calculates the squared voxel cube side length at given tree depth. More...
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double |
getVoxelSquaredSideLen () const |
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Calculates the squared voxel cube side length at leaf level. More...
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void |
getVoxelBounds (const OctreeIteratorBase< Octree2BufBase< OctreeContainerPointIndices, OctreeContainerEmpty > > &iterator, Eigen::Vector3f &min_pt, Eigen::Vector3f &max_pt) const |
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Generate bounds of the current voxel of an octree iterator. More...
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void |
enableDynamicDepth (std::size_t maxObjsPerLeaf) |
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Enable dynamic octree structure. More...
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Iterator |
begin (uindex_t max_depth_arg=0) |
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const Iterator |
end () |
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LeafNodeDepthFirstIterator |
leaf_depth_begin (uindex_t max_depth_arg=0) |
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const LeafNodeDepthFirstIterator |
leaf_depth_end () |
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DepthFirstIterator |
depth_begin (uindex_t maxDepth_arg=0) |
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const DepthFirstIterator |
depth_end () |
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BreadthFirstIterator |
breadth_begin (uindex_t max_depth_arg=0) |
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const BreadthFirstIterator |
breadth_end () |
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LeafNodeBreadthIterator |
leaf_breadth_begin (uindex_t max_depth_arg=0u) |
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const LeafNodeBreadthIterator |
leaf_breadth_end () |
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Octree2BufBase () |
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Empty constructor. More...
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Octree2BufBase (const Octree2BufBase &source) |
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Copy constructor. More...
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virtual |
~Octree2BufBase () |
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Empty deconstructor. More...
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Octree2BufBase & |
operator= (const Octree2BufBase &source) |
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Copy constructor. More...
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void |
setMaxVoxelIndex (uindex_t max_voxel_index_arg) |
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Set the maximum amount of voxels per dimension. More...
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void |
setTreeDepth (uindex_t depth_arg) |
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Set the maximum depth of the octree. More...
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uindex_t |
getTreeDepth () const |
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Get the maximum depth of the octree. More...
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OctreeContainerPointIndices * |
createLeaf (uindex_t idx_x_arg, uindex_t idx_y_arg, uindex_t idx_z_arg) |
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Create new leaf node at (idx_x_arg, idx_y_arg, idx_z_arg). More...
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OctreeContainerPointIndices * |
findLeaf (uindex_t idx_x_arg, uindex_t idx_y_arg, uindex_t idx_z_arg) |
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Find leaf node at (idx_x_arg, idx_y_arg, idx_z_arg). More...
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bool |
existLeaf (uindex_t idx_x_arg, uindex_t idx_y_arg, uindex_t idx_z_arg) const |
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Check for the existence of leaf node at (idx_x_arg, idx_y_arg, idx_z_arg). More...
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void |
removeLeaf (uindex_t idx_x_arg, uindex_t idx_y_arg, uindex_t idx_z_arg) |
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Remove leaf node at (idx_x_arg, idx_y_arg, idx_z_arg). More...
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std::size_t |
getLeafCount () const |
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Return the amount of existing leafs in the octree. More...
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std::size_t |
getBranchCount () const |
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Return the amount of existing branches in the octree. More...
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void |
deleteTree () |
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Delete the octree structure and its leaf nodes. More...
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void |
deletePreviousBuffer () |
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Delete octree structure of previous buffer. More...
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void |
deleteCurrentBuffer () |
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Delete the octree structure in the current buffer. More...
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void |
switchBuffers () |
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Switch buffers and reset current octree structure. More...
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void |
serializeTree (std::vector< char > &binary_tree_out_arg, bool do_XOR_encoding_arg=false) |
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Serialize octree into a binary output vector describing its branch node structure. More...
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void |
serializeTree (std::vector< char > &binary_tree_out_arg, std::vector< OctreeContainerPointIndices * > &leaf_container_vector_arg, bool do_XOR_encoding_arg=false) |
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Serialize octree into a binary output vector describing its branch node structure and and push all DataT elements stored in the octree to a vector. More...
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void |
serializeLeafs (std::vector< OctreeContainerPointIndices * > &leaf_container_vector_arg) |
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Outputs a vector of all DataT elements that are stored within the octree leaf nodes. More...
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void |
serializeNewLeafs (std::vector< OctreeContainerPointIndices * > &leaf_container_vector_arg) |
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Outputs a vector of all DataT elements from leaf nodes, that do not exist in the previous octree buffer. More...
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void |
deserializeTree (std::vector< char > &binary_tree_in_arg, bool do_XOR_decoding_arg=false) |
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Deserialize a binary octree description vector and create a corresponding octree structure. More...
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void |
deserializeTree (std::vector< char > &binary_tree_in_arg, std::vector< OctreeContainerPointIndices * > &leaf_container_vector_arg, bool do_XOR_decoding_arg=false) |
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Deserialize a binary octree description and create a corresponding octree structure. More...
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void |
writeFrameHeader (std::ostream &compressed_tree_data_out_arg) |
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Write frame information to output stream. More...
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void |
readFrameHeader (std::istream &compressed_tree_data_in_arg) |
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Read frame information to output stream. More...
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void |
syncToHeader (std::istream &compressed_tree_data_in_arg) |
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Synchronize to frame header. More...
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void |
entropyEncoding (std::ostream &compressed_tree_data_out_arg) |
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Apply entropy encoding to encoded information and output to binary stream. More...
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void |
entropyDecoding (std::istream &compressed_tree_data_in_arg) |
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Entropy decoding of input binary stream and output to information vectors. More...
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void |
serializeTreeCallback (LeafT &leaf_arg, const OctreeKey &key_arg) override |
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Encode leaf node information during serialization. More...
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void |
deserializeTreeCallback (LeafT &, const OctreeKey &key_arg) override |
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Decode leaf nodes information during deserialization. More...
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void |
expandLeafNode (LeafNode *leaf_node, BranchNode *parent_branch, unsigned char child_idx, uindex_t depth_mask) |
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Add point at index from input pointcloud dataset to octree. More...
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const PointT & |
getPointByIndex (uindex_t index_arg) const |
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Get point at index from input pointcloud dataset. More...
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OctreeContainerPointIndices * |
findLeafAtPoint (const PointT &point_arg) const |
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Find octree leaf node at a given point. More...
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void |
getKeyBitSize () |
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Define octree key setting and octree depth based on defined bounding box. More...
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void |
adoptBoundingBoxToPoint (const PointT &point_idx_arg) |
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Grow the bounding box/octree until point fits. More...
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bool |
isPointWithinBoundingBox (const PointT &point_idx_arg) const |
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Checks if given point is within the bounding box of the octree. More...
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void |
genOctreeKeyforPoint (const PointT &point_arg, OctreeKey &key_arg) const |
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Generate octree key for voxel at a given point. More...
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void |
genOctreeKeyforPoint (const double point_x_arg, const double point_y_arg, const double point_z_arg, OctreeKey &key_arg) const |
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Generate octree key for voxel at a given point. More...
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virtual bool |
genOctreeKeyForDataT (const index_t &data_arg, OctreeKey &key_arg) const |
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Virtual method for generating octree key for a given point index. More...
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void |
genLeafNodeCenterFromOctreeKey (const OctreeKey &key_arg, PointT &point_arg) const |
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Generate a point at center of leaf node voxel. More...
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void |
genVoxelCenterFromOctreeKey (const OctreeKey &key_arg, uindex_t tree_depth_arg, PointT &point_arg) const |
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Generate a point at center of octree voxel at given tree level. More...
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void |
genVoxelBoundsFromOctreeKey (const OctreeKey &key_arg, uindex_t tree_depth_arg, Eigen::Vector3f &min_pt, Eigen::Vector3f &max_pt) const |
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Generate bounds of an octree voxel using octree key and tree depth arguments. More...
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uindex_t |
getOccupiedVoxelCentersRecursive (const BranchNode *node_arg, const OctreeKey &key_arg, AlignedPointTVector &voxel_center_list_arg) const |
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Recursively search the tree for all leaf nodes and return a vector of voxel centers. More...
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OctreeContainerPointIndices * |
createLeaf (const OctreeKey &key_arg) |
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Create a leaf node. More...
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OctreeContainerPointIndices * |
findLeaf (const OctreeKey &key_arg) const |
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Find leaf node. More...
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bool |
existLeaf (const OctreeKey &key_arg) const |
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Check if leaf doesn't exist in the octree. More...
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void |
removeLeaf (const OctreeKey &key_arg) |
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Remove leaf node from octree. More...
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OctreeNode * |
getRootNode () const |
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Retrieve root node. More...
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bool |
branchHasChild (const BranchNode &branch_arg, unsigned char child_idx_arg) const |
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Check if branch is pointing to a particular child node. More...
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OctreeNode * |
getBranchChildPtr (const BranchNode &branch_arg, unsigned char child_idx_arg) const |
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Retrieve a child node pointer for child node at child_idx. More...
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void |
setBranchChildPtr (BranchNode &branch_arg, unsigned char child_idx_arg, OctreeNode *new_child_arg) |
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Assign new child node to branch. More...
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char |
getBranchBitPattern (const BranchNode &branch_arg) const |
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Generate bit pattern reflecting the existence of child node pointers for current buffer. More...
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char |
getBranchBitPattern (const BranchNode &branch_arg, unsigned char bufferSelector_arg) const |
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Generate bit pattern reflecting the existence of child node pointers in specific buffer. More...
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char |
getBranchXORBitPattern (const BranchNode &branch_arg) const |
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Generate XOR bit pattern reflecting differences between the two octree buffers. More...
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bool |
hasBranchChanges (const BranchNode &branch_arg) const |
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Test if branch changed between previous and current buffer. More...
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void |
deleteBranchChild (BranchNode &branch_arg, unsigned char buffer_selector_arg, unsigned char child_idx_arg) |
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Delete child node and all its subchilds from octree in specific buffer. More...
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void |
deleteBranchChild (BranchNode &branch_arg, unsigned char child_idx_arg) |
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Delete child node and all its subchilds from octree in current buffer. More...
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void |
deleteBranch (BranchNode &branch_arg) |
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Delete branch and all its subchilds from octree (both buffers) More...
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BranchNode * |
createBranchChild (BranchNode &branch_arg, unsigned char child_idx_arg) |
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Fetch and add a new branch child to a branch class in current buffer. More...
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LeafNode * |
createLeafChild (BranchNode &branch_arg, unsigned char child_idx_arg) |
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Fetch and add a new leaf child to a branch class. More...
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uindex_t |
createLeafRecursive (const OctreeKey &key_arg, uindex_t depth_mask_arg, BranchNode *branch_arg, LeafNode *&return_leaf_arg, BranchNode *&parent_of_leaf_arg, bool branch_reset_arg=false) |
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Create a leaf node at octree key. More...
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void |
findLeafRecursive (const OctreeKey &key_arg, uindex_t depth_mask_arg, BranchNode *branch_arg, OctreeContainerPointIndices *&result_arg) const |
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Recursively search for a given leaf node and return a pointer. More...
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bool |
deleteLeafRecursive (const OctreeKey &key_arg, uindex_t depth_mask_arg, BranchNode *branch_arg) |
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Recursively search and delete leaf node. More...
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void |
serializeTreeRecursive (BranchNode *branch_arg, OctreeKey &key_arg, std::vector< char > *binary_tree_out_arg, typename std::vector< OctreeContainerPointIndices * > *leaf_container_vector_arg, bool do_XOR_encoding_arg=false, bool new_leafs_filter_arg=false) |
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Recursively explore the octree and output binary octree description together with a vector of leaf node DataT content. More...
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void |
deserializeTreeRecursive (BranchNode *branch_arg, uindex_t depth_mask_arg, OctreeKey &key_arg, typename std::vector< char >::const_iterator &binary_tree_in_it_arg, typename std::vector< char >::const_iterator &binary_tree_in_it_end_arg, typename std::vector< OctreeContainerPointIndices * >::const_iterator *leaf_container_vector_it_arg, typename std::vector< OctreeContainerPointIndices * >::const_iterator *leaf_container_vector_it_end_arg, bool branch_reset_arg=false, bool do_XOR_decoding_arg=false) |
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Rebuild an octree based on binary XOR octree description and DataT objects for leaf node initialization. More...
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virtual void |
serializeTreeCallback (OctreeContainerPointIndices &, const OctreeKey &) |
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Callback executed for every leaf node data during serialization. More...
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virtual void |
deserializeTreeCallback (OctreeContainerPointIndices &, const OctreeKey &) |
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Callback executed for every leaf node data during deserialization. More...
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void |
treeCleanUpRecursive (BranchNode *branch_arg) |
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Recursively explore the octree and remove unused branch and leaf nodes. More...
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bool |
octreeCanResize () |
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Test if octree is able to dynamically change its depth. More...
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void |
printBinary (char data_arg) |
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Prints binary representation of a byte - used for debugging. More...
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template<typename PointT, typename LeafT = OctreeContainerPointIndices, typename BranchT = OctreeContainerEmpty, typename OctreeT = Octree2BufBase<LeafT, BranchT>>
class pcl::io::OctreePointCloudCompression< PointT, LeafT, BranchT, OctreeT >
Octree pointcloud compression class
- Note
- This class enables compression and decompression of point cloud data based on octree data structures.
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- typename: PointT: type of point used in pointcloud
- Author
- Julius Kammerl (juliu.nosp@m.s@ka.nosp@m.mmerl.nosp@m..de)
Definition at line 66 of file octree_pointcloud_compression.h.