This function can be used to check whether the given vector4 resource exists.
It's main purpose is for debugging to check if the resource has yet been created, has since been deleted or if the provided
resource identifier is invalid, such as would be the case for a mistyped variable name.

Return Boolean = DX11 VECTOR4 EXISTS(vector4)

vector4

Dword
The vector4 resource to check whether it exists.

true if the given vector4 resource exists, or false otherwise.

MATH Functions Menu
DX11 Function Categories