OpenSpace/data/assets/examples/spheres.asset

local spheres = {}

local i = 1
for z = 1,3 do
  for y = 1,3 do
    for x = 1,3 do
      local Sphere = {
        Identifier = "ExampleSphere" .. i,
        Transform = {
          Translation = {
            Type = "StaticTranslation",
            Position = { x, y, z }
          }
        },
        Renderable = {
          Type = "RenderableSphereImageLocal",
          Size = 0.20 + i * 0.01,
          Segments = 80,
          Opacity = 1,
          Texture = openspace.absPath("${DATA}/test2.jpg"),
          Orientation = "Both",
        },
        GUI = {
          Name = "Test Sphere "  .. i,
          Path = "/Other/Spheres"
        }
      }

      table.insert(spheres, Sphere)
      i = i + 1
    end
  end
end


asset.onInitialize(function()
  for _, n in ipairs(spheres) do
    openspace.addSceneGraphNode(n)
  end
end)

asset.onDeinitialize(function()
  for _, n in ipairs(spheres) do
    openspace.removeSceneGraphNode(n)
  end
end)


for _, n in ipairs(spheres) do
  asset.export(n)
end


asset.meta = {
  Name = "Spheres Example",
  Description = [[Example showing how to render textured spheres in 3D space. Some
    coding logic is used to generate 9 spheres with different size and position.]],
  Author = "OpenSpace Team",
  URL = "http://openspaceproject.com",
  License = "MIT license"
}