11
有谁知道的方式:1)完成在grid3d
呼叫丢失的网格线为y
,和2)绘制水平网格线关闭由grid3d
呼吁x
构建网格的顶部和y
?我已经玩过以内的各种组合,但无济于事,我想知道这是否是rgl
怪癖或我的错误规定。此外,我想将垂直轴编号扩展到封闭网格结束的地方。完全丢失线条使用RGL grid3d
library(rgl)
cpts <- seq(0, 2, length = 40)
spts <- seq(0, 1, length = 20)
grid <- expand.grid(s=spts, c=cpts)
UFn <- function(s,c){c^(0.5) - exp(s) + 1}
U <- UFn(grid$s, grid$c)
open3d()
rgl.surface(x = spts, y = matrix(U,nrow = 40, ncol = 20), z = cpts,
coords = c(1,3,2), specular = "black")
axes3d("x", at = pretty(spts, n = 2), color = "black")
axes3d("y", at = pretty(cpts, n = 5), color = "black")
axes3d("z--", color = "black")
grid3d("x")
grid3d("y", at = pretty(spts, n = 2))
title3d(xlab ='s', ylab = 'c', zlab = 'U', color = "black")
rgl.snapshot("3d.png")