density_poly_on_axis3_edge.jl

using Makie.KernelDensity

x = randn(1000)
k = kde(x, npoints = 200)

f = Figure()
ax = Axis3(f[1, 1], limits = (-4, 4, -4, 4, 0, 1))
p = poly!(ax, Point2f.(k.x, k.density),
    model = Makie.Mat4f([   1 0 0 0
                            0 0 1 4
                            0 1 0 0
                            0 0 0 1
                        ])
    )
p = poly!(ax, Point2f.(k.x, k.density),
    model = Makie.Mat4f([   0 0 1 4
                            1 0 0 0
                            0 1 0 0
                            0 0 0 1
                        ])
    )
f