Build a lightweight unstructured mesh object from explicit vertex and triangle tables.
Usage
ggwebgl_mesh(
vertices,
triangles,
x = "x",
y = "y",
z = "z",
i = "i",
j = "j",
k = "k",
scalar = NULL,
id = NULL,
normals = NULL,
colour = NULL,
rgba = NULL,
alpha = NULL,
pick_id = NULL
)Arguments
- vertices
Data frame with vertex coordinates.
- triangles
Data frame with one-based triangle indices.
- x, y, z
Vertex coordinate column names.
- i, j, k
Triangle index column names.
- scalar
Optional scalar column name or vector for per-vertex scalar colouring.
- id
Optional vertex id column name or vector.
- normals
Optional normal matrix/data frame/vector or column triplet named
nx,ny,nzinvertices.- colour, rgba, alpha
Optional vertex colour inputs passed through to
ggwebgl_layer_mesh().- pick_id
Optional face picking ids.
Examples
vertices <- data.frame(x = c(0, 1, 0), y = c(0, 0, 1), z = c(0, 0, 0))
triangles <- data.frame(i = 1L, j = 2L, k = 3L)
ggwebgl_mesh(vertices, triangles)
#> $vertices
#> x y z
#> 1 0 0 0
#> 2 1 0 0
#> 3 0 1 0
#>
#> $triangles
#> i j k
#> 1 1 2 3
#>
#> $x
#> [1] "x"
#>
#> $y
#> [1] "y"
#>
#> $z
#> [1] "z"
#>
#> $i
#> [1] "i"
#>
#> $j
#> [1] "j"
#>
#> $k
#> [1] "k"
#>
#> $scalar
#> NULL
#>
#> $id
#> NULL
#>
#> $normals
#> NULL
#>
#> $colour
#> NULL
#>
#> $rgba
#> NULL
#>
#> $alpha
#> NULL
#>
#> $pick_id
#> NULL
#>
#> attr(,"class")
#> [1] "ggwebgl_mesh" "list"