Hi
On Thu, Feb 18, 2016 at 10:26 AM, Gerd Hoffmann <kraxel@xxxxxxxxxx> wrote:
> Set CONFIG_OPENGL_DMABUF in case both mesa and libepoxy are
> new enough to have support for dma-buf import/export.
>
> Signed-off-by: Gerd Hoffmann <kraxel@xxxxxxxxxx>
> ---
> configure | 20 +++++++++++++++++++-
> 1 file changed, 19 insertions(+), 1 deletion(-)
>
> diff --git a/configure b/configure
> index 0aa249b..0c0472a 100755
> --- a/configure
> +++ b/configure
> @@ -279,6 +279,7 @@ smartcard=""
> libusb=""
> usb_redir=""
> opengl=""
> +opengl_dmabuf="no"
> zlib="yes"
> lzo=""
> snappy=""
> @@ -3274,7 +3275,7 @@ libs_softmmu="$libs_softmmu $fdt_libs"
> # opengl probe (for sdl2, gtk, milkymist-tmu2)
>
> if test "$opengl" != "no" ; then
> - opengl_pkgs="epoxy"
> + opengl_pkgs="epoxy libdrm gbm"
> if $pkg_config $opengl_pkgs x11; then
> opengl_cflags="$($pkg_config --cflags $opengl_pkgs) $x11_cflags"
> opengl_libs="$($pkg_config --libs $opengl_pkgs) $x11_libs"
> @@ -3292,6 +3293,18 @@ if test "$opengl" != "no" ; then
> fi
> fi
>
> +if test "$opengl" = "yes"; then
> + cat > $TMPC << EOF
> +#include <epoxy/egl.h>
> +#ifndef EGL_MESA_image_dma_buf_export
> +# error mesa/epoxy lacks support for dmabufs (mesa 10.6+)
> +#endif
> +int main(void) { return 0; }
> +EOF
> + if compile_prog "" "" ; then
> + opengl_dmabuf=yes
> + fi
> +fi
>
> ##########################################
> # archipelago probe
> @@ -4752,6 +4765,7 @@ echo "smartcard support $smartcard"
> echo "libusb $libusb"
> echo "usb net redir $usb_redir"
> echo "OpenGL support $opengl"
> +echo "OpenGL dmabufs $opengl_dmabuf"
> echo "libiscsi support $libiscsi"
> echo "libnfs support $libnfs"
> echo "build guest agent $guest_agent"
> @@ -5050,6 +5064,7 @@ if test "$gtk" = "yes" ; then
> echo "CONFIG_GTK=y" >> $config_host_mak
> echo "CONFIG_GTKABI=$gtkabi" >> $config_host_mak
> echo "GTK_CFLAGS=$gtk_cflags" >> $config_host_mak
> + echo "GTK_LIBS=$gtk_libs" >> $config_host_mak
This could be seperated
> if test "$gtk_gl" = "yes" ; then
> echo "CONFIG_GTK_GL=y" >> $config_host_mak
> fi
> @@ -5158,6 +5173,9 @@ if test "$opengl" = "yes" ; then
> echo "CONFIG_OPENGL=y" >> $config_host_mak
> echo "OPENGL_CFLAGS=$opengl_cflags" >> $config_host_mak
> echo "OPENGL_LIBS=$opengl_libs" >> $config_host_mak
> + if test "$opengl_dmabuf" = "yes" ; then
> + echo "CONFIG_OPENGL_DMABUF=y" >> $config_host_mak
> + fi
> fi
>
> if test "$lzo" = "yes" ; then
> --
> 1.8.3.1
>
Reviewed-by: Marc-André Lureau <marcandre.lureau@xxxxxxxxxx>
--
Marc-André Lureau
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