Set default value: Taabb = 0.2

Set default value: Taabb = 0.2

Create a helper class to construct NanoGUI widgets on the given screen

< Get statistics of built BVH tree. Valid after Build()

Create a 2-column grid layout by default

Checks if this vector equals the o one. Takes floating point rounding errors into account. \param o Vector to compare with. \return True if the tw

Default constructor

For the straight up copy c-tor, we can share storage.

Allocator must be constructed before the container!

Default constructor (null vector)