Here is a list of all documented namespace enum values with links to the namespaces they belong to:

BUILD_QUALITY_HIGH : lagrange::raycasting
BUILD_QUALITY_LOW : lagrange::raycasting
BUILD_QUALITY_MEDIUM : lagrange::raycasting
Corner : lagrange
Edge : lagrange
EMBREE_COMPACT : lagrange::raycasting
EMBREE_DEFAULT : lagrange::raycasting
EMBREE_DYNAMIC : lagrange::raycasting
EMBREE_ROBUST : lagrange::raycasting
Facet : lagrange
Indexed : lagrange
Value : lagrange
Vertex : lagrange