Mutter-rounded with performance patches

package.sh

#!/bin/bash

# The source of blur effect. You can replace with:
#   - https://gitee.com/mirrors_GNOME/gnome-shell/raw
#   - https://gitlab.gnome.org/GNOME/gnome-shell/-/raw
blur_effect_url="https://gitlab.gnome.org/GNOME/gnome-shell/-/raw"

# Choose rounded corners patch
declare -A patches
patches=(
  [35]="rounded_corners.41.3.patch"
  [36]="rounded_corners.42.2.patch"
)
distro_ver=$(. /etc/os-release && echo $VERSION_ID)
rounded_corners_patch=${patches[${distro_ver}]}
if [[ "$rounded_corners_patch" == "" ]]; then
  echo "Supported version: ${!patches[@]}"
  echo "Current version: ${distro_ver}"
  echo exit.
  exit 1
fi

# 0. Prepare
# Get the absolute path where this script locate
dir="$(cd $(dirname $0); pwd)"
patches_dir="${dir}/../patches"
tool="$dir/../tool"
SUDO=sudo
if [ "$(whoami)" = "root" ]; then
  SUDO=""
fi

topdir=~/rpmbuild

. $tool
cd "${dir}"
mkdir -p workspace
cd workspace

export LANG=en_US.UTF-8

# 1. Download the source rpm
run rm -rf mutter* shell-blur-effect*
run ${SUDO} dnf -y download mutter --source
run ${SUDO} dnf -y builddep mutter
run ${SUDO} dnf -y install fedora-packager
run rpmdev-setuptree
run rpm -ivh mutter*.rpm

# Query version of packages
pkgver=$(rpm -q ./mutter*rpm|cut -d '-' -f 2)

# 2. generate patch for build
run tar -xvf ${topdir}/SOURCES/mutter-${pkgver}.tar.xz
run wget ${blur_effect_url}/${pkgver}/src/shell-blur-effect.c
run wget ${blur_effect_url}/${pkgver}/src/shell-blur-effect.h

run cd mutter-${pkgver}
run git init
run git config user.name "your name"
run git config user.email "[email protected]"
run git add *
run git commit -m 'init'

# 3. Copy the source file from patches and apply the patches
#    Then use `git diff` to generate a big patch for building the package
run cp ../*.[ch] ./src
run cp "${patches_dir}"/*.[ch] ./src
run patch -p1 < "${patches_dir}"/${rounded_corners_patch}
run patch -p1 < "${patches_dir}"/shell_blur_effect.patch
run patch -p1 < "${patches_dir}"/mr2487.patch
run git add **.[ch]
run git add **.in
run git add src/meson.build
run git diff --cached > ../0001-mutter-rounded.patch
run cd ..

# 4. apply the patches
run cp ./0001-mutter-rounded.patch "${topdir}/SOURCES/"
patch_counts=$(grep Patch ${topdir}/SPECS/mutter.spec | wc -l)
to_match="Patch$((patch_counts - 1))"
to_insert="# Mutter rounded patch\nPatch${patch_counts}: 0001-mutter-rounded.patch"
run sed -i \
  "/^${to_match}.*/a ${to_insert}" \
  ${topdir}/SPECS/mutter.spec

# 5. build packages
run rpmbuild -ba "${topdir}/SPECS/mutter.spec"

echo $(green "build finish, you can find packages at:$topdir/RPMS/x86_64" )