This function can be used to check whether the given depth stencil state 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 DEPTH STENCIL STATE EXISTS(depthStencilState)

depthStencilState

Dword
The depth stencil state resource to check whether it exists.

true if the given depth stencil state resource exists, or false otherwise.

DEPTHSTENCILSTATE Functions Menu
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