bare bones opengl weston client sample

[Kristian Høgsberg]

On Wed, Sep 5, 2012 at 8:11 PM, jegde jedge <bubbah.t at gmail.com> wrote:
> Thanks,
> I tried that route. it is a gles2 not gles or opengl example; and that
> will not work with the fixed function pipeline functions like
> glPushMatrix et.al.

Sure, it's a gles2 example, but it shows you how to get a minimal
egl/gles2 client working under wayland.  I figured you'd want to
replace the gles2 code with your own code anyway, and yes, it is just
a matter of using EGL_OPENGL_API, removing the context attributes and
linking to libGL.

Kristian

> I went with the gears example since it binds the OPENGL API but it
> uses the window/toytoolkit/libshared stuff with cairo
> and I don't have enough insight to what is needed and what isnt.
>
> Is it as simple as replacing line 131:
> ret = eglBindAPI(EGL_OPENGL_ES_API);
> with
> EGL_OPENGL_API and linking against GL/libGL instead of GLES2/libGLES2 ?
>
> Thank you.
> I'll try in the morning.
>
>
> On Wed, Sep 5, 2012 at 4:51 PM, Kristian Høgsberg <krh at bitplanet.net> wrote:
>> Right under your nose:
>>
>>   http://cgit.freedesktop.org/wayland/weston/tree/clients/simple-egl.c
>>
>> Kristian
>>
>> On Wed, Sep 5, 2012 at 4:29 PM, jegde jedge <bubbah.t at gmail.com> wrote:
>>> Is there a bare bones open gl example that implemnts the bare minimum
>>> needed to get a wayland surface and begin drawing using openGL?
>>>
>>>
>>> I'm having a hell of a time porting my GLES1 application to run as a
>>> wayland/weston client.
>>>
>>> This application has run on psp, iPone, glut, and android.
>>>
>>> Since It is gles I used the weston gears client application as a template.
>>> Basically, I just inserted the hooks to call my applications draw
>>> routines using the egl config already provided.
>>>
>>> I have tiled textured maps working, but I am having some hoaky results
>>> with the first texture that it loaded.
>>>
>>> I would like to eliminate cairo pixman, libtoytoolkit, libshare.a as variables.
>>> I just dont see an example to do openGL with only wl_xxx() calls.
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