terrain test

-- >  please keep in mind i have never used terrain before
-- >> the writing of this script, so things may look vague

-- size (?)
-- width,height,depth
local size = 128
local w,h,d = size,size,size
-- list of occupancy
-- list of materials
local ls_occ = {};
local ls_mat = {};
-- region, resolution
-- the size is (w,h,d)*4 (?)
local region = Region3.new(Vector3.new(0, 0, 0), Vector3.new(w,h,d)*4):ExpandToGrid(4);
local resolution = 4;

local mats = {
    [0] = Enum.Material.CrackedLava,Enum.Material.Rock,
    Enum.Material.Ground, Enum.Material.Grass,
    Enum.Material.Water,  Enum.Material.Air
}

-- make a 32x32x32 block of rock
for z = 1,d do ls_occ[z],ls_mat[z] = {},{}
    for y = 1,h do ls_occ[z][y],ls_mat[z][y] = {},{}
        for x = 1,w do
            local n = (math.noise(x/w*6,y/h*6,z/d*6) + 1)/2
            ls_occ[z][y][x] = n
            ls_mat[z][y][x] = mats[math.floor(n*6)]
        end
    end
end

-- make a 32x1x32 slice of water, at the top
for z = 1,d do
    for x = 1,w do
        --ls_mat[z][d][x] = Enum.Material.Water;
    end
end

workspace.Terrain:WriteVoxels(region,resolution,ls_mat,ls_occ);