path_triangle_map: Triangles in paths

In hypertidy/pfft:

Description

Build a map of triangles to paths (polygon ring)

Usage

path_triangle_map(x, RTri)

Arguments

x	PATH object
RTri	RTriangle triangulation

Value

data frame mapping triangles to their containing paths

Examples

data("minimal_mesh", package = "silicate")
p <- silicate::PATH(minimal_mesh)
tr <- edge_RTriangle(p)
path_triangle_map(p, tr)

library(ggplot2)
library(dplyr)
library(purrr)
ggplot(path_triangle_map(p, tr) %>%
inner_join(reduce(p[c("path", "path_link_vertex", "vertex")], inner_join))) +
geom_polygon(aes(x_, y_, fill = path_)) + facet_wrap(~path_)

hypertidy/pfft documentation built on May 23, 2019, 1:10 p.m.