[Mesa-dev] [PATCH] mesa: queries of non-existent FBO attachments should return INVALID_OPERATION

[Eric Anholt]

On Tue, 31 May 2011 20:41:54 +0200, Marek Olšák <maraeo at gmail.com> wrote:
> OpenGL 4.0 Compatibility, page 449:
> 
> If the value of FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE is NONE, no
> framebuffer is bound to target. In this case querying pname FRAMEBUFFER_-
> ATTACHMENT_OBJECT_NAME will return zero, and all other queries will generate
> an INVALID_OPERATION error.

As a note for reference, ES 2.0.25 page 127 says:

   If the value of FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE is NONE, then
   querying any other pname will generate INVALID_ENUM.
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