Vertex Pool Topology for Well-Known Geometry

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Documentation for package ‘wkpool’ version 0.3.0

• DESCRIPTION file
• User guides, package vignettes and other documentation
• Package NEWS
• Package README

Help Pages

arcs_to_wkb	Convert arcs to WKT linestrings
arcs_to_wkt	Convert arcs to WKT linestrings
arc_node_summary	Summarize arc-node structure
as_arcs	Convert arcs to a wkpool of arc segments
as_pslg	Convert wkpool to RTriangle pslg format
classify_cycles	Classify cycles as outer rings or holes based on winding
cycles_to_wkb	Convert cycles to WKT polygons
cycles_to_wkt	Convert cycles to WKT polygons
cycle_signed_area	Calculate signed area of a cycle
establish_topology	Establish topology from any wk-handleable geometry
find_arcs	Find arcs (maximal segment sequences between nodes)
find_cycles	Find closed cycles (rings) in segment graph
find_internal_boundaries	Find internal boundaries (edges shared by exactly 2 features, opposite direction)
find_neighbours	Build adjacency from shared edges
find_nodes	Find nodes (vertices where degree != 2)
find_shared_edges	Find shared edges between features
hole_points	Get hole points for constrained triangulation
merge_coincident	Merge coincident vertices in a pool
plot.wkpool	Plot a wkpool object
pool_combine	Combine wkpool objects
pool_compact	Compact a pool by removing unreferenced vertices
pool_feature	Access components of a wkpool object
pool_segments	Access components of a wkpool object
pool_vertices	Access components of a wkpool object
reverse_cycle	Reverse a cycle's winding direction
segments_to_wkb	Convert wkpool segments to WKT
segments_to_wkt	Convert wkpool segments to WKT
topology_report	Report topology diagnostics
vec_c	Combine many wkpool vectors into one vector
vec_c.wkpool	Combine many wkpool vectors into one vector
vertex_degree	Calculate vertex degree (number of segments touching each vertex)
wkpool-accessors	Access components of a wkpool object