chromebrew/packages/mesa.rb

require 'package'

class Mesa < Package
  description 'Open-source implementation of the OpenGL specification'
  homepage 'https://www.mesa3d.org'
  @_ver = '21.3.8-45b4a99'
  version @_ver
  license 'MIT'
  compatibility 'all'
  source_url 'https://gitlab.freedesktop.org/mesa/mesa.git'
  git_branch 'staging/21.3'
  git_hashtag '45b4a998d6667612bef930c3b6587c4ddbe1e370'

  binary_url({
    aarch64: 'https://gitlab.com/api/v4/projects/26210301/packages/generic/mesa/21.3.8-45b4a99_armv7l/mesa-21.3.8-45b4a99-chromeos-armv7l.tar.zst',
     armv7l: 'https://gitlab.com/api/v4/projects/26210301/packages/generic/mesa/21.3.8-45b4a99_armv7l/mesa-21.3.8-45b4a99-chromeos-armv7l.tar.zst',
       i686: 'https://gitlab.com/api/v4/projects/26210301/packages/generic/mesa/21.3.8-45b4a99_i686/mesa-21.3.8-45b4a99-chromeos-i686.tar.zst',
     x86_64: 'https://gitlab.com/api/v4/projects/26210301/packages/generic/mesa/21.3.8-45b4a99_x86_64/mesa-21.3.8-45b4a99-chromeos-x86_64.tar.zst'
  })
  binary_sha256({
    aarch64: '12d59efb30ebef576e8036a714c9fb66e0298ba8d6f7037ddef0e8de4df8a4ce',
     armv7l: '12d59efb30ebef576e8036a714c9fb66e0298ba8d6f7037ddef0e8de4df8a4ce',
       i686: '90ff721330de91ae7ed90f58540653660cbec342555e850991d33a04312cf5e5',
     x86_64: '4e09a96f6cd381d9b7296877a4d1fd0f5640b1762cd24b30892e770efef3ac23'
  })

  depends_on 'glslang' => :build
  depends_on 'libdrm' # R
  depends_on 'libomxil_bellagio' => :build
  depends_on 'libunwind'
  depends_on 'libvdpau' => :build
  depends_on 'libx11' # R
  depends_on 'libxcb' # R
  depends_on 'libxdamage' => :build
  depends_on 'libxdmcp' => :build
  depends_on 'libxext' # R
  depends_on 'libxfixes' # R
  depends_on 'libxrandr' # R
  depends_on 'libxshmfence' # R
  depends_on 'libxv' => :build
  depends_on 'libxvmc' # R
  depends_on 'libxv' # R
  depends_on 'libxxf86vm' # R
  # depends_on 'libva' => :build # Enable only during build to avoid circular dep.
  depends_on 'llvm' => :build
  depends_on 'lm_sensors' # R
  depends_on 'py3_mako'
  depends_on 'valgrind' => :build
  depends_on 'vulkan_headers' => :build
  depends_on 'vulkan_icd_loader' => :build
  depends_on 'wayland_protocols' => :build
  depends_on 'wayland' # R

  def self.patch
    case ARCH
    when 'aarch64', 'armv7l'
      # See https://gitlab.freedesktop.org/mesa/mesa/-/issues/5067
      @freedrenopatch = <<~FREEDRENOPATCHEOF
                --- a/src/gallium/drivers/freedreno/freedreno_util.h   2021-08-05 14:40:22.000000000 +0000
                +++ b/src/gallium/drivers/freedreno/freedreno_util.h   2021-08-05 19:52:53.115410668 +0000
                @@ -44,6 +44,15 @@
                 #include "adreno_pm4.xml.h"
                 #include "disasm.h"
        #{'         '}
                +#include <unistd.h>
                +#include <sys/syscall.h>
                +
                +#ifndef SYS_gettid
                +#error "SYS_gettid unavailable on this system"
                +#endif
                +
                +#define gettid() ((pid_t)syscall(SYS_gettid))
                +
                 #ifdef __cplusplus
                 extern "C" {
                 #endif
      FREEDRENOPATCHEOF
      File.write('freedreno.patch', @freedrenopatch)
      system 'patch -Np1 -i freedreno.patch'
      # See https://gitlab.freedesktop.org/mesa/mesa/-/issues/3505
      @tegrapatch = <<~TEGRAPATCHEOF
                diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_state_validate.c b/src/gallium/drivers/nouveau/nvc0/nvc0_state_validate.c
                index 48d81f197db..f9b7bd57b27 100644
                --- a/src/gallium/drivers/nouveau/nvc0/nvc0_state_validate.c
                +++ b/src/gallium/drivers/nouveau/nvc0/nvc0_state_validate.c
                @@ -255,6 +255,10 @@ nvc0_validate_fb(struct nvc0_context *nvc0)
        #{'         '}
                          nvc0_resource_fence(res, NOUVEAU_BO_WR);
        #{'         '}
                +         // hack to make opengl at least halfway working on a tegra k1
                +         // see: https://gitlab.freedesktop.org/mesa/mesa/-/issues/3505#note_627006
                +         fb->zsbuf=NULL;
                +
                          assert(!fb->zsbuf);
                       }
      TEGRAPATCHEOF
      File.write('tegra.patch', @tegrapatch)
      system 'patch -Np1 -i tegra.patch'
    end
    # llvm 13/14 patch  See https://gitlab.freedesktop.org/mesa/mesa/-/issues/5455
    # & https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/13273.patch
    downloader 'https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/13273.diff',
               '76d2dd16532336837bccd4885c40efed0ab5f1de8e8fa114a7835dc269f221ac'
    system 'patch -Np1 -i 13273.diff'
    # mesa: Implement ANGLE_sync_control_rate (used by Chrome browser)
    downloader 'https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15381.diff',
               '1391e189f5ad40a711a6f72a7d59aef1b943ec9dc408852f5f562699bf50ba6c'
    system 'patch -Np1 -i 15381.diff'
  end

  def self.build
    case ARCH
    when 'i686'
      @vk = 'intel,swrast'
      @galliumdrivers = 'swrast,svga,virgl,zink'
      @lto = CREW_MESON_FNO_LTO_OPTIONS
      @osmesa = 'false'
    when 'aarch64', 'armv7l'
      @vk = 'auto'
      @galliumdrivers = 'auto'
      @lto = CREW_MESON_OPTIONS
      @osmesa = 'true'
    when 'x86_64'
      @vk = 'auto'
      @galliumdrivers = 'r300,r600,radeonsi,nouveau,virgl,svga,swrast,iris,crocus'
      @lto = CREW_MESON_OPTIONS
      @osmesa = 'true'
    end
    system "meson #{@lto} \
    -Db_asneeded=false \
    -Ddri-drivers=auto \
    -Dvulkan-drivers=#{@vk} \
    -Dgallium-drivers=#{@galliumdrivers} \
    -Dosmesa=#{@osmesa} \
    -Dglvnd=false \
     builddir"
    system 'meson configure builddir'
    system 'samu -C builddir'
  end

  def self.install
    system "DESTDIR=#{CREW_DEST_DIR} samu -C builddir install"
    # The following are hacks to keep sommelier from complaining.
    Dir.chdir("#{CREW_DEST_LIB_PREFIX}/dri") do
      FileUtils.ln_s '.', 'tls' unless File.exist?('tls')
    end
    if ARCH == 'x86_64'
      FileUtils.mkdir_p "#{CREW_DEST_LIB_PREFIX}/gbm/tls"
      Dir.chdir("#{CREW_DEST_LIB_PREFIX}/gbm/tls") do
        FileUtils.ln_s '../../libgbm.so', 'i915_gbm.so'
      end
    end
  end
end