Helper functions for regr2.plot
.
perspPlane(x, y, z, persp.out, ...)
perspFloor(x, y, z, persp.out, ...)
perspBack.wall.x(x, y, z, persp.out, ...)
perspBack.wall.y(x, y, z, persp.out, ...)
Arguments to trans3d
in R, or perspp
in S-Plus.
Result from previous call to persp
.
Additional arguments to persp
.