Morpho (version 2.12)

virtualMeshScan: remove all parts of a triangular mesh, not visible from a set of viewpoints

Description

remove all parts of a triangular mesh, not visible from a set of viewpoints

Usage

virtualMeshScan(x, viewpoints, offset = 0.001, cores = 1)

Value

returns a list containing subsets of the original mesh

visible

the parts visible from at least one of the viewpoints

invisible

the parts not visible from the viewpoints

Arguments

x

triangular mesh of class 'mesh3d'

viewpoints

vector or k x 3 matrix containing a set of viewpoints

offset

value to generate an offset at the meshes surface (see notes)

cores

integer: number of cores to use (not working on windows)

Examples

SCP1 <- file2mesh(system.file("extdata","SCP1.ply",package="Morpho"))
viewpoints <- read.fcsv(system.file("extdata","SCP1_Endo.fcsv",package="Morpho"))
## Create a quick endocast
quickEndo <- virtualMeshScan(SCP1,viewpoints)
if (FALSE) {
rgl::shade3d(quickEndo$visible,col="orange")
rgl::shade3d(SCP1,col="white",alpha=0.5)
}