From mboxrd@z Thu Jan  1 00:00:00 1970
From: Yann E. MORIN <yann.morin.1998@free.fr>
Date: Sun, 23 Feb 2020 11:08:19 +0100
Subject: [Buildroot] [PATCH 1/1] package/mesa3d: allow selecting GLX
 platform
In-Reply-To: <20200212221616.53785-1-james.hilliard1@gmail.com>
References: <20200212221616.53785-1-james.hilliard1@gmail.com>
Message-ID: <20200223100819.GM8743@scaer>
List-Id: <buildroot.busybox.net>
MIME-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7bit
To: buildroot@busybox.net

James, All,

On 2020-02-12 15:16 -0700, James Hilliard spake thusly:
> Signed-off-by: James Hilliard <james.hilliard1@gmail.com>

Sorry, but this commit needs a bit more explanations.

Besides, we've recently applied some fixes that change the dependency
chains of EGL vs. GBM vs. DRI.

So, can you rebase your change on-top of master, check everything is
still OK, and expand on the commit log, please?

Regards,
Yann E. MORIN.

> ---
>  package/mesa3d/Config.in | 36 ++++++++++++++++++++++++++++++++++++
>  package/mesa3d/mesa3d.mk |  6 ++++++
>  2 files changed, 42 insertions(+)
> 
> diff --git a/package/mesa3d/Config.in b/package/mesa3d/Config.in
> index dbfc59bad5..b8b8451bbd 100644
> --- a/package/mesa3d/Config.in
> +++ b/package/mesa3d/Config.in
> @@ -414,8 +414,40 @@ config BR2_PACKAGE_MESA3D_OPENGL_GLX
>  comment "OpenGL GLX support needs X11"
>  	depends on !BR2_PACKAGE_XORG7
>  
> +if BR2_PACKAGE_MESA3D_OPENGL_GLX
> +
> +choice
> +	prompt "GLX platform"
> +
> +config BR2_PACKAGE_MESA3D_OPENGL_GLX_DRI
> +	bool "dri"
> +
> +config BR2_PACKAGE_MESA3D_OPENGL_GLX_XLIB
> +	bool "xlib"
> +	depends on !BR2_PACKAGE_MESA3D_DRI_DRIVER
> +
> +comment "xlib conflicts with any mesa3d dri drivers"
> +	depends on BR2_PACKAGE_MESA3D_DRI_DRIVER
> +
> +config BR2_PACKAGE_MESA3D_OPENGL_GLX_GALLIUM_XLIB
> +	bool "gallium-xlib"
> +	depends on !BR2_PACKAGE_MESA3D_DRI_DRIVER
> +	depends on BR2_PACKAGE_MESA3D_GALLIUM_DRIVER
> +	depends on BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_SWRAST
> +
> +comment "gallium-xlib conflicts with any mesa3d dri drivers and requires gallium w/ swrast"
> +	depends on BR2_PACKAGE_MESA3D_DRI_DRIVER || \
> +		!BR2_PACKAGE_MESA3D_GALLIUM_DRIVER || \
> +		!BR2_PACKAGE_MESA3D_GALLIUM_DRIVER_SWRAST
> +
> +endchoice
> +
> +endif
> +
>  config BR2_PACKAGE_MESA3D_OPENGL_EGL
>  	bool "OpenGL EGL"
> +	depends on !BR2_PACKAGE_MESA3D_OPENGL_GLX || \
> +		BR2_PACKAGE_MESA3D_OPENGL_GLX_DRI
>  	select BR2_PACKAGE_HAS_LIBEGL
>  	select BR2_PACKAGE_HAS_LIBEGL_WAYLAND
>  	select BR2_PACKAGE_MESA3D_GBM
> @@ -423,6 +455,10 @@ config BR2_PACKAGE_MESA3D_OPENGL_EGL
>  	  Use the Khronos EGL APIs. EGL is a window manager for OpenGL
>  	  applications similar to GLX, for X, and WGL, for Windows.
>  
> +comment "OpenGL EGL is incompatible w/ non-dri GLX platforms"
> +	depends on BR2_PACKAGE_MESA3D_OPENGL_GLX
> +	depends on !BR2_PACKAGE_MESA3D_OPENGL_GLX_DRI
> +
>  config BR2_PACKAGE_MESA3D_OPENGL_ES
>  	bool "OpenGL ES"
>  	select BR2_PACKAGE_HAS_LIBGLES
> diff --git a/package/mesa3d/mesa3d.mk b/package/mesa3d/mesa3d.mk
> index c14716bf15..a853454e05 100644
> --- a/package/mesa3d/mesa3d.mk
> +++ b/package/mesa3d/mesa3d.mk
> @@ -57,7 +57,13 @@ ifeq ($(BR2_PACKAGE_MESA3D_OPENGL_GLX),y)
>  #  dri          : dri based GLX requires at least one DRI driver || dri based GLX requires shared-glapi
>  #  xlib         : xlib conflicts with any dri driver
>  #  gallium-xlib : Gallium-xlib based GLX requires at least one gallium driver || Gallium-xlib based GLX requires softpipe or llvmpipe || gallium-xlib conflicts with any dri driver.
> +ifeq ($(BR2_PACKAGE_MESA3D_OPENGL_GLX_DRI),y)
>  MESA3D_CONF_OPTS += -Dglx=dri
> +else ifeq ($(BR2_PACKAGE_MESA3D_OPENGL_GLX_XLIB),y)
> +MESA3D_CONF_OPTS += -Dglx=xlib
> +else ifeq ($(BR2_PACKAGE_MESA3D_OPENGL_GLX_GALLIUM_XLIB),y)
> +MESA3D_CONF_OPTS += -Dglx=gallium-xlib
> +endif
>  ifeq ($(BR2_PACKAGE_MESA3D_NEEDS_XA),y)
>  MESA3D_CONF_OPTS += -Dgallium-xa=true
>  else
> -- 
> 2.20.1
> 
> _______________________________________________
> buildroot mailing list
> buildroot at busybox.net
> http://lists.busybox.net/mailman/listinfo/buildroot

-- 
.-----------------.--------------------.------------------.--------------------.
|  Yann E. MORIN  | Real-Time Embedded | /"\ ASCII RIBBON | Erics' conspiracy: |
| +33 662 376 056 | Software  Designer | \ / CAMPAIGN     |  ___               |
| +33 561 099 427 `------------.-------:  X  AGAINST      |  \e/  There is no  |
| http://ymorin.is-a-geek.org/ | _/*\_ | / \ HTML MAIL    |   v   conspiracy.  |
'------------------------------^-------^------------------^--------------------'