Classes for working with glTF models.
The standard glTF instance attribute semantics from EXT_mesh_gpu_instancing plus additional instance ...
static const std::string ROTATION
XYZW rotation quaternion.
static const std::string TRANSLATION
XYZ translation vector.
static const std::string SCALE
XYZ scale vector.
static const std::array< std::string, 8 > FEATURE_ID_n
Feature IDs used by EXT_instance_features.