SPIR-V Built-In
WorldToObjectKHR
Transformation matrix from world to object space
WorldToObjectKHR
A variable decorated with the WorldToObjectKHR decoration will contain
the current world-to-object transformation matrix, which is determined by
the instance of the current intersection.
Valid Usage
VUID-WorldToObjectKHR-WorldToObjectKHR-04434
The WorldToObjectKHR decoration must be used only within the
IntersectionKHR, AnyHitKHR, or ClosestHitKHR
Execution Model
VUID-WorldToObjectKHR-WorldToObjectKHR-04435
The variable decorated with WorldToObjectKHR must be declared
using the Input Storage Class
VUID-WorldToObjectKHR-WorldToObjectKHR-04436
The variable decorated with WorldToObjectKHR must be declared as a
matrix with four columns of three-component vectors of 32-bit
floating-point values