solid cube facet normal 0 0 0 outer loop vertex 0 0 0 vertex 1 0 0 vertex 1 1 0 endloop endfacet facet normal 0 0 0 outer loop vertex 0 0 0 vertex 1 1 0 vertex 0 1 0 endloop endfacet facet normal 0 0 0 outer loop vertex 0 0 1 vertex 1 0 1 vertex 1 1 1 endloop endfacet facet normal 0 0 0 outer loop vertex 0 0 1 vertex 1 1 1 vertex 0 1 1 endloop endfacet facet normal 0 0 0 outer loop vertex 0 0 0 vertex 0 1 0 vertex 0 1 1 endloop endfacet facet normal 0 0 0 outer loop vertex 0 0 0 vertex 0 1 1 vertex 0 0 1 endloop endfacet facet normal 0 0 0 outer loop vertex 1 0 0 vertex 1 1 0 vertex 1 1 1 endloop endfacet facet normal 0 0 0 outer loop vertex 1 0 0 vertex 1 1 1 vertex 1 0 1 endloop endfacet facet normal 0 0 0 outer loop vertex 0 0 0 vertex 0 0 1 vertex 1 0 1 endloop endfacet facet normal 0 0 0 outer loop vertex 0 0 0 vertex 1 0 1 vertex 1 0 0 endloop endfacet facet normal 0 0 0 outer loop vertex 0 1 0 vertex 0 1 1 vertex 1 1 1 endloop endfacet facet normal 0 0 0 outer loop vertex 0 1 0 vertex 1 1 1 vertex 1 1 0 endloop endfacet endsolid cube