Displaying 2 results from an estimated 2 matches for "mesh3d".
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mesa3d
2011 Jan 31
1
rgl: draw multiple ellipsoids
...id at a given location, with axes a,b,c and Euler
angles phi, theta, psi
rgl.ellipsoid <- function (x=0,y=0,z=0, a = 1,b=1,c=1, phi=0,theta=0,psi=0,
subdivide = 3, smooth = TRUE, ...)
{
sphere <- subdivision3d(cube3d(...), subdivide)
class(sphere) <- c("mesh3d","shape3d")
norm <- sqrt(sphere$vb[1, ]^2 + sphere$vb[2, ]^2 + sphere$vb[3,
]^2)
for (i in 1:3) sphere$vb[i, ] <- sphere$vb[i, ]/norm
sphere$vb[4, ] <- 1
sphere$normals <- sphere$vb
result <- scale3d(sphere, a,b,c)
rotM <- euler(phi,...
2011 Jul 29
2
change pch in 3dplot, export graph
Hello I was wondering if anyone has been able to change the pch value for
points in 3dplot()? I am able to change point colors just not symbol types.
I have included a portion of my code below. I realize this won't work
outside of my script, but thought, maybe there is something obvious that I
am doing wrong. Also is it possible to utilize the interactive feature of
3dplot in a