[Mesa-dev] [PATCH 03/13] travis: add the possibility of using the txc-dxtn library

[Jan Vesely]

On Fri, 2017-04-07 at 20:05 +0100, Emil Velikov wrote:
> From: Andres Gomez <agomez at igalia.com>
> 
> The txc-dxtn library implements the patented S3 Texture Compression
> algorithm.
> 
> By default it won't be used but we add the possibility of setting the
> USE_TXC_DXTN variable to yes in the travis web UI so it will be
> installed and used for the scons tests.

OT: doesn't the patent expire this year (oct) anyway?

Jan

> 
> Cc: Eric Anholt <eric at anholt.net>
> Cc: Rhys Kidd <rhyskidd at gmail.com>
> Signed-off-by: Andres Gomez <agomez at igalia.com>
> [Emil Velikov: keep the LIB prefix, drop the LD_LIBRARY_PATH]
> Signed-off-by: Emil Velikov <emil.velikov at collabora.com>
> ---
>  .travis.yml | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)
> 
> diff --git a/.travis.yml b/.travis.yml
> index 03f4a1b833f..b426c0b6184 100644
> --- a/.travis.yml
> +++ b/.travis.yml
> @@ -25,6 +25,7 @@ env:
>    global:
>      - XORG_RELEASES=http://xorg.freedesktop.org/releases/individual
>      - XCB_RELEASES=http://xcb.freedesktop.org/dist
> +    - TXC_DXTN_RELEASES=https://people.freedesktop.org/~cbrill/libtxc_dxtn
>      - XORGMACROS_VERSION=util-macros-1.19.0
>      - GLPROTO_VERSION=glproto-1.4.17
>      - DRI2PROTO_VERSION=dri2proto-2.8
> @@ -35,6 +36,7 @@ env:
>      - XCBPROTO_VERSION=xcb-proto-1.11
>      - LIBXCB_VERSION=libxcb-1.11
>      - LIBXSHMFENCE_VERSION=libxshmfence-1.2
> +    - LIBTXC_DXTN_VERSION=libtxc_dxtn-1.0.1
>      - LLVM_VERSION=3.9
>      - LLVM_CONFIG="llvm-config-${LLVM_VERSION}"
>      - PKG_CONFIG_PATH=$HOME/prefix/lib/pkgconfig
> @@ -101,6 +103,19 @@ install:
>    - tar -jxvf $LIBXSHMFENCE_VERSION.tar.bz2
>    - (cd $LIBXSHMFENCE_VERSION && ./configure --prefix=$HOME/prefix && make install)
>  
> +  # libtxc-dxtn uses the patented S3 Texture Compression
> +  # algorithm. Therefore, we don't want to use this library but it is
> +  # still possible through setting the USE_TXC_DXTN variable to yes in
> +  # the travis web UI.
> +  #
> +  # According to Wikipedia, the patent expires on October 2, 2017:
> +  # https://en.wikipedia.org/wiki/S3_Texture_Compression#Patent
> +  - if test "x$USE_TXC_DXTN" = xyes; then
> +      wget $TXC_DXTN_RELEASES/$LIBTXC_DXTN_VERSION.tar.bz2;
> +      tar -jxvf $LIBTXC_DXTN_VERSION.tar.bz2;
> +      (cd $LIBTXC_DXTN_VERSION && ./configure --prefix=$HOME/prefix && make install);
> +    fi
> +
>  script:
>    - if test "x$BUILD" = xmake; then
>        ./autogen.sh --enable-debug
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