On Sunday, December 18, 2016 11:33:49 AM PST Chris Forbes wrote: > I don't see any spec justification for masking this. dEQP is broken here. > Implementations have the flexibility to retain more bits in the mask (and > have more bits set in the initial state) than the depth of the deepest > stencil buffer supported. From the ES3 spec, 4.1.4, second to last para: > > "In the initial state, ... , and the front and back stencil mask are > both set to the value 2^s - 1, where s is greater than or equal to the > number of bits in the deepest stencil buffer supported by the GL > implementation" > > /ref/ is specified as being clamped on use and on query, which ought to be > indistinguishable from clamping it upfront. > > - Chris
You're right, this is a hack. I don't think we should do it. I don't think dEQP is broken, though - I've got a better idea for how to solve the problem.
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