Advanced usage only, a raw array of Float's to send to the fragment shader. Warning: The assumption here is that
you know what you're doing i.e. how the packing/unpacking rules work. If you don't, use a normal shader array!
- Value parameters:
- arr
The array of Floats to send
- Companion:
- object
trait Serializable
trait Product
trait Equals
trait ShaderPrimitive
class Object
trait Matchable
class Any