[Mesa-dev] [PATCH 0/6] Some glapi clean-up releated to GLES

Eric Anholt eric at anholt.net
Thu Mar 27 16:10:50 PDT 2014

Ian Romanick <idr at freedesktop.org> writes:

> Tomorrow or Friday I'm going to send out the last of the
> GL_ARB_separate_shader_objects patches.  Shortly after that, I will send
> out patches to enable GL_EXT_separate_shader_objects on GLES.  This EXT
> is the GLES subset of the ARB extension.
> In preparing for this new extension, I noticed the old problem that any
> extension function that aliases a core function (whether it is core in
> GLES or desktop GL) isn't hidden.  This series should fix that.
> Longer term, I'd like to change the generation of libGL*.  Right now all
> the information describing the interfaces and the information selecting
> the exposed interfaces in combined in a single XML database.  As patch 4
> shows, that makes it impossible to have a single function that is
> exposed in one API but hidden in another.  I'd like to pull all the
> "offset", "static_dispatch", "glx_ignore", and "exec" information out
> into separate files.
> This will mean that adding a new extension will require changes to
> multiple files.  The usual XML bits will need to be added.  Entries will
> need to be add to per-libGL* files, an "exec" file, and an "offsets".
> We can probably get rid of the offsets file since no functions will ever
> be added that have static offsets.

If we're going to be doing major rework of the XML, I'd *really* like to
see us move to using the upstream XML for as much as possible.
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