Move the primitives example asset into the existing structure

data/assets/examples/primitives.asset

@@ -1,70 +0,0 @@
-local AU = 149597870700 -- 1 AU
-
-local Circle = {
-  Identifier = "ExampleCircle",
-  Transform = {
-    Scale = {
-      Type = "StaticScale",
-      Scale = AU
-    }
-  },
-  Renderable = {
-    Type = "RenderableRadialGrid",
-    Color = { 0.6, 0.6, 0.8 },
-    LineWidth = 3.0,
-    GridSegments = { 1, 1 },
-    CircleSegments = 64,
-    Radii = { 0.0, 1.0 }
-  },
-  GUI = {
-    Name = "Example Circle",
-    Path = "/Examples/Primitives"
-  }
-}
-
-local Ellipse = {
-  Identifier = "ExampleEllipse",
-  Transform = {
-    Scale = {
-      Type = "NonUniformStaticScale",
-      Scale = { 1.5, 1.0, 1.0 }
-    }
-  },
-  Renderable = {
-    Type = "RenderableRadialGrid",
-    Color = { 0.6, 0.8, 0.6 },
-    LineWidth = 3.0,
-    GridSegments = { 1, 1 },
-    CircleSegments = 64,
-    Radii = { 0.0, AU }
-  },
-  GUI = {
-    Name = "Example Ellipse",
-    Path = "/Examples/Primitives"
-  }
-}
-
-
-asset.onInitialize(function()
-  openspace.addSceneGraphNode(Circle)
-  openspace.addSceneGraphNode(Ellipse)
-end)
-
-asset.onDeinitialize(function()
-  openspace.removeSceneGraphNode(Ellipse)
-  openspace.removeSceneGraphNode(Circle)
-end)
-
-asset.export(Circle)
-asset.export(Ellipse)
-
-
-
-asset.meta = {
-  Name = "Primitives Example",
-  Description = [[Examples of different simple rendered primitives, such as circles
-    and ellipses.]],
-  Author = "OpenSpace Team",
-  URL = "http://openspaceproject.com",
-  License = "MIT license"
-}

data/assets/examples/renderable/renderableradialgrid/radialgrid_circle.asset

@@ -1,16 +1,16 @@
--- Ring
--- The `RenderableRadialGrid` can also be used to create a simple ring. This is done by
+-- Circle
+-- The `RenderableRadialGrid` can also be used to create a simple circle. This is done by
 -- setting the number of segments in each direction to 1 and make sure the inner radius
 -- is zero (which is the default).
 
 local Node = {
-  Identifier = "RenderableRadialGrid_Example_Ring",
+  Identifier = "RenderableRadialGrid_Example_Circle",
   Renderable = {
     Type = "RenderableRadialGrid",
     GridSegments = { 1, 1 }
   },
   GUI = {
-    Name = "RenderableRadialGrid - Ring",
+    Name = "RenderableRadialGrid - Circle",
     Path = "/Examples"
   }
 }

data/assets/examples/renderable/renderableradialgrid/radialgrid_ellipse.asset

@@ -0,0 +1,32 @@
+-- Ellipse
+-- The `RenderableRadialGrid` can also be used to create a simple ellipse. This is done by
+-- setting the number of segments in each direction to 1 and make sure the inner radius
+-- is zero (which is the default). By then applying a
+-- [NonUniformStaticScale](#base_transform_scale_nonuniformstatic) to the scene graph node
+-- this circle can be deformed into an ellipse.
+
+local Node = {
+  Identifier = "RenderableRadialGrid_Example_Ellipse",
+  Transform = {
+    Scale = {
+      Type = "NonUniformStaticScale",
+      Scale = { 1.5, 1.0, 1.0 }
+    }
+  },
+  Renderable = {
+    Type = "RenderableRadialGrid",
+    GridSegments = { 1, 1 }
+  },
+  GUI = {
+    Name = "RenderableRadialGrid - Ellipse",
+    Path = "/Examples"
+  }
+}
+
+asset.onInitialize(function()
+  openspace.addSceneGraphNode(Node)
+end)
+
+asset.onDeinitialize(function()
+  openspace.removeSceneGraphNode(Node)
+end)