grid.minkowski          Generate Minkowski Sums of Grobs
grid.polyclip           Perform Geometric Operations on Grobs
grid.polylineoffset     Perform Line offset region on Grobs
grid.polyoffset         Perform offset region on Grobs
grid.reduce             Reduce Multiple Shapes to a Single Shape
grid.trim               Subset a Line
polyclip                Perform Geometric Operations on Coordinates
polylineoffset          Perform Line offset region on Grobs
polyminkowski           Generate Minkowski Sums on Coordinates
polyoffset              Perform offset region on Grobs
trim                    Generate Subsets of Coordinates
xyListFromGrob          Generate Coordinates from Grobs
xyListPath              Generate Grobs from Coordinates
