## START: Set by rpmautospec
## (rpmautospec version 0.7.2)
## RPMAUTOSPEC: autochangelog
## END: Set by rpmautospec

# Debug info not procduced at the moment
%global debug_package %{nil}
Name:           skia
# https://chromiumdash.appspot.com/schedule
Version:        132
Release:        1%{?dist}
Summary:        Rendering library

License:        BSD-3-Clause
URL:            https://skia.org
Source0:        https://skia.googlesource.com/skia/+archive/refs/heads/chrome/m%{version}.tar.gz

BuildRequires:  gcc
BuildRequires:  g++
#BuildRequires:  expat-devel
BuildRequires:  fontconfig-devel
BuildRequires:  freetype-devel
BuildRequires:  glibc-devel
BuildRequires:  gn
#BuildRequires:  graphite2-devel
#BuildRequires:  harfbuzz-devel
BuildRequires:  icu
BuildRequires:  libicu-devel
# Not yet packaged
#BuildRequires:  libdng-devel
# May have licensing restrictions
#BuildRequires:  dng_sdk
#BuildRequires:  libjpeg-turbo-devel
#BuildRequires:  libpng-devel
#BuildRequires:  libwebp-devel
#BuildRequires:  llvm
BuildRequires:  mesa-libGL-devel
BuildRequires:  mesa-libGLU-devel
BuildRequires:  pkgconfig
BuildRequires:  python3-devel
BuildRequires:  procps-ng-devel
#BuildRequires:  spirv-tools-devel
BuildRequires:  ninja-build
#BuildRequires:  vulkan-headers
#BuildRequires:  zlib-devel
# Needed for tests
BuildRequires:   xorg-x11-server-Xvfb

%description
Graphics engine used in Chromium

%package devel
Summary:        Skia development files
Requires:       %{name}%{?_isa} = %{version}-%{release}

%description devel
Development header files and libraries for skia graphics engine.

%prep
%setup -c -n %{name}-%{version}


%build
# Enable system Zlib to be used. Bug noted at:
# https://git.savannah.gnu.org/cgit/guix.git/tree/gnu/packages/graphics.scm#n2148
#sed -i 's|deps = \[ "//third_party/zlib" \]|deps = \[\]|g' BUILD.gn
# This is checked before the GN build flags are set, and results in an error if
# it has not been donwloaded, even if it is not used
sed -i 's|deps += \[ "//third_party/externals/spirv[\-]tools:spvtools_val" \]|deps += \[\]|g' BUILD.gn
# dng_sdk is not packaged
# wuffs is not packaged
# ganesh fails to build, maybe try another commit
GN_DEFINES_MAIN=" is_official_build=true"
GN_DEFINES_MAIN+=" is_component_build=true"
GN_DEFINES_MAIN+=" skia_use_dng_sdk=false"
GN_DEFINES_MAIN+=" skia_use_icu=true"
GN_DEFINES_MAIN+=" skia_use_wuffs=false"
GN_DEFINES_MAIN+=" skia_enable_gpu=false"
GN_DEFINES_MAIN+=" skia_enable_ganesh=false"
GN_DEFINES_MAIN+=" skia_use_zlib=false"
GN_DEFINES_MAIN+=" skia_enable_spirv_validation=false"
GN_DEFINES_MAIN+=" skia_compile_sksl_tests=false"
#GN_DEFINES_MAIN+=" skia_use_freetype_zlib_bundled=false"
#GN_DEFINES_MAIN+=" skia_use_system_expat=true"
#GN_DEFINES_MAIN+=" skia_use_system_freetype2=true"
#GN_DEFINES_MAIN+=" skia_use_system_harfbuzz=true"
GN_DEFINES_MAIN+=" skia_use_system_icu=true"
#GN_DEFINES_MAIN+=" skia_use_system_libjpeg_turbo=true"
#GN_DEFINES_MAIN+=" skia_use_system_libpng=true"
#GN_DEFINES_MAIN+=" skia_use_system_libwebp=true"
#GN_DEFINES_MAIN+=" skia_use_system_zlib=true"
GN_DEFINES_MAIN+=" skia_use_vulkan=false"
# Main build
gn gen out/Build --args="${GN_DEFINES_MAIN}"
# Testing build
GN_DEFINES_DEBUG=" is_official_build=false"
GN_DEFINES_DEBUG+=" is_component_build=true"
GN_DEFINES_DEBUG+=" skia_use_icu=true"
GN_DEFINES_DEBUG+=" skia_use_dng_sdk=false"
GN_DEFINES_DEBUG+=" skia_use_wuffs=false"
GN_DEFINES_DEBUG+=" skia_enable_ganesh=false"
GN_DEFINES_DEBUG+=" skia_use_zlib=false"
GN_DEFINES_DEBUG+=" skia_enable_spirv_validation=false"
GN_DEFINES_DEBUG+=" skia_compile_sksl_tests=false"
#GN_DEFINES_DEBUG+=" skia_use_freetype_zlib_bundled=false"
#GN_DEFINES_DEBUG+=" skia_use_system_expat=true"
#GN_DEFINES_DEBUG+=" skia_use_system_freetype2=true"
#GN_DEFINES_DEBUG+=" skia_use_system_harfbuzz=true"
GN_DEFINES_DEBUG+=" skia_use_system_icu=true"
#GN_DEFINES_DEBUG+=" skia_use_system_libjpeg_turbo=true"
#GN_DEFINES_DEBUG+=" skia_use_system_libpng=true"
#GN_DEFINES_DEBUG+=" skia_use_system_libwebp=true"
#GN_DEFINES_DEBUG+=" skia_use_system_zlib=true"
GN_DEFINES_DEBUG+=" skia_use_vulkan=false"
# Bug in generating using icu system libraries
gn gen out/Debug --args="${GN_DEFINES_DEBUG}"
# Builds
ninja -C ./out/Build
ninja -C ./out/Debug dm

%install
mkdir -p %{buildroot}/%{_libdir}
install -m644 out/Build/*.so* %{buildroot}/%{_libdir}/

mkdir -p %{buildroot}/%{_includedir}/skia
find include out/Build -type f -and -\( -name "*.h" ) -exec install -v -D -m644 {} %{buildroot}%{_includedir}/skia/{} \;

mkdir -p %{buildroot}/%{_libdir}/pkgconfig

cat << EOF > skia.pc
prefix=%{_prefix}
exec_prefix=%{prefix}
libdir=%{_libdir}
includedir=%{_includedir}/%{name}

Name: %{name}
Description: %{summary}
URL: %{url}
Version: %{version}
Libs: -L%{_libdir} -lskia
Cflags: -I%{_includedir}/%{name}
EOF

install -m 644 skia.pc %{buildroot}/%{_libdir}/pkgconfig/

%check
xvfb-run -d -s 'terminate' out/Debug/dm --no-gpu --src tests -v -w dm_output


%files
%license LICENSE
%doc README
%{_libdir}/libskia.so

%files devel
%{_includedir}/skia/
%{_libdir}/pkgconfig/skia.pc

%changelog
## START: Generated by rpmautospec
* Tue Nov 12 2024 John Doe <packager@example.com> - 132-1
- Uncommitted changes
## END: Generated by rpmautospec