On 31 July 2013 18:05, Ian Romanick <i...@freedesktop.org> wrote: > On 07/28/2013 11:03 PM, Paul Berry wrote: > >> Section 4.3.8.1 (Input Layout Qualifiers) of the GLSL 1.50 spec >> contains some tricky rules for how the sizes of geometry shader input >> arrays are related to the input layout specification. In essence, >> those rules boil down to the following: >> >> - If an input array declaration does not specify a size, and it >> follows an input layout declaration, it is sized according to the >> input layout. >> >> - If an input layout declaration follows an input array declaration >> that didn't specify a size, the input array declaration is given a >> size at the time the input layout declaration appears. >> >> - All input layout declarations and input array sizes must ultimately >> match. Inconsistencies are reported as soon as they are detected, >> at compile time if the inconsistency is within one compilation unit, >> otherwise at link time. >> > > Some later GLSL specs "clarify" that some errors are generated at > different times. I use scare quotes because, in reality, the spec was just > changed to match shipping implementations. It would be worth checking this > last statement against the 4.30 or 4.40 spec.
Good point. I checked the GLSL 4.40 spec and it agrees with GLSL 1.50 about this.
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