# Maintainer (Arch): Jan de Groot <jgc@archlinux.org>
# Maintainer (Arch): Andreas Radke <andyrtr@archlinux.org>
# Maintainer: Omar Vega Ramos <ovruni@gnu.org.pe>

pkgbase=mesa
pkgname=("${pkgbase}")
pkgver=17.2.5
pkgrel=1.parabola1
arch=('i686' 'x86_64' 'armv7h')
makedepends=('python2-mako' 'libxml2' 'libx11' 'glproto' 'libdrm' 'dri2proto' 'dri3proto' 'presentproto'
             'libxshmfence' 'libxxf86vm' 'libxdamage' 'libvdpau' 'libva' 'wayland' 'wayland-protocols'
             'elfutils' 'llvm' 'libomxil-bellagio' 'clang' 'libglvnd' 'lm_sensors')
makedepends_x86_64=('libclc' 'libunwind')
makedepends_i686=("${makedepends_x86_64[@]}")
url="https://www.mesa3d.org/"
license=('custom')
source=(https://mesa.freedesktop.org/archive/mesa-${pkgver}.tar.xz{,.sig}
        LICENSE
        drirc
        0002-glvnd-fix-gl-dot-pc.patch)
sha256sums=('7f7f914b7b9ea0b15f2d9d01a4375e311b0e90e55683b8e8a67ce8691eb1070f'
            'SKIP'
            '7fdc119cf53c8ca65396ea73f6d10af641ba41ea1dd2bd44a824726e01c8b3f2'
            '2cc6f40076e07a2d4769557c1aa40e5b6fbbb59c38e551c1a1997ef0d3f3c5f2'
            '64a77944a28026b066c1682c7258d02289d257b24b6f173a9f7580c48beed966')
validpgpkeys=('8703B6700E7EE06D7A39B8D6EDAE37B02CEB490D') # Emil Velikov <emil.l.velikov@gmail.com>
validpgpkeys+=('946D09B5E4C9845E63075FF1D961C596A7203456') #  "Andres Gomez <tanty@igalia.com>"
validpgpkeys+=('E3E8F480C52ADD73B278EE78E1ECBE07D7D70895') # Juan Antonio Suárez Romero (Igalia, S.L.) <jasuarez@igalia.com>"

prepare() {
  cd ${srcdir}/mesa-${pkgver}

  # glvnd support patches - from Fedora
  # non-upstreamed ones
  patch -Np1 -i ../0002-glvnd-fix-gl-dot-pc.patch

  autoreconf -fiv
}

build() {
  cd ${srcdir}/mesa-${pkgver}

  case "$CARCH" in
    x86_64|i686)
      GALLIUM=r300,r600,radeonsi,nouveau,svga,swrast,virgl,swr
      DRI=i915,i965,r200,radeon,nouveau,swrast
      VULKAN=intel,radeon
      LIBUNWIND='--enable-libunwind'
      VDPAU_AND_XA='--enable-xa --enable-vdpau'
      OPENCL='--enable-opencl --enable-opencl-icd'
      ;;
    armv7h)
      GALLIUM=freedreno,nouveau,swrast,virgl,vc4,etnaviv,imx
      DRI=nouveau,swrast
      VULKAN=
      LIBUNWIND=
      VDPAU_AND_XA=
      OPENCL=
      ;;
  esac

  ./configure --prefix=/usr \
    --sysconfdir=/etc \
    --with-dri-driverdir=/usr/lib/xorg/modules/dri \
    --with-gallium-drivers=${GALLIUM} \
    --with-dri-drivers=${DRI} \
    --with-platforms=x11,drm,wayland \
    --with-vulkan-drivers=${VULKAN} \
    --disable-xvmc \
    --enable-llvm \
    --enable-llvm-shared-libs \
    --enable-shared-glapi \
    --enable-libglvnd \
    $LIBUNWIND \
    --enable-lmsensors \
    --enable-egl \
    --enable-glx \
    --enable-glx-tls \
    --enable-gles1 \
    --enable-gles2 \
    --enable-gbm \
    --enable-dri \
    --enable-gallium-osmesa \
    --enable-gallium-extra-hud \
    --enable-texture-float \
    $VDPAU_AND_XA \
    --enable-omx \
    --enable-nine \
    $OPENCL \
    --with-clang-libdir=/usr/lib

  make

  # fake installation
  mkdir $srcdir/fakeinstall
  make DESTDIR=${srcdir}/fakeinstall install
}

package_mesa() {
  pkgdesc="A free implementation of the OpenGL specification, without nonfree software recommendations in drirc"
  depends=('libdrm' 'wayland' 'libxxf86vm' 'libxdamage' 'libxshmfence' 'libelf'
           'libomxil-bellagio' 'libtxc_dxtn' 'llvm-libs' 'lm_sensors' 'libglvnd')
  depends_x86_64=('libunwind')
  depends_i686=("${depends_x86_64[@]}")
  optdepends=('opengl-man-pages: for the OpenGL API man pages'
              'mesa-vdpau: for accelerated video playback'
              'libva-mesa-driver: for accelerated video playback')
  provides=('ati-dri' 'intel-dri' 'nouveau-dri' 'svga-dri' 'mesa-dri' 'mesa-libgl' 'opengl-driver')
  conflicts=('ati-dri' 'intel-dri' 'nouveau-dri' 'svga-dri' 'mesa-dri' 'mesa-libgl')
  replaces=('ati-dri' 'intel-dri' 'nouveau-dri' 'svga-dri' 'mesa-dri' 'mesa-libgl')
  backup=('etc/drirc')

  install -m755 -d ${pkgdir}/etc
  cp -v ${srcdir}/drirc ${pkgdir}/etc

  install -m755 -d ${pkgdir}/usr/share/glvnd/egl_vendor.d
  cp -rv ${srcdir}/fakeinstall/usr/share/glvnd/egl_vendor.d/50_mesa.json ${pkgdir}/usr/share/glvnd/egl_vendor.d/

  install -m755 -d ${pkgdir}/usr/lib/xorg/modules/dri
  # ati-dri, nouveau-dri, intel-dri, svga-dri, swrast
  cp -av ${srcdir}/fakeinstall/usr/lib/xorg/modules/dri/* ${pkgdir}/usr/lib/xorg/modules/dri

  cp -rv ${srcdir}/fakeinstall/usr/lib/bellagio  ${pkgdir}/usr/lib
  cp -rv ${srcdir}/fakeinstall/usr/lib/d3d  ${pkgdir}/usr/lib
  cp -rv ${srcdir}/fakeinstall/usr/lib/lib{gbm,glapi}.so* ${pkgdir}/usr/lib/
  cp -rv ${srcdir}/fakeinstall/usr/lib/libOSMesa.so* ${pkgdir}/usr/lib/
  cp -rv ${srcdir}/fakeinstall/usr/lib/libwayland*.so* ${pkgdir}/usr/lib/

  if [ "$CARCH" != "armv7h" ]; then
    cp -rv ${srcdir}/fakeinstall/usr/lib/libxatracker.so* ${pkgdir}/usr/lib/
    cp -rv ${srcdir}/fakeinstall/usr/lib/libswrAVX*.so* ${pkgdir}/usr/lib/
  fi

  cp -rv ${srcdir}/fakeinstall/usr/include ${pkgdir}/usr
  cp -rv ${srcdir}/fakeinstall/usr/lib/pkgconfig ${pkgdir}/usr/lib/

  # remove vulkan headers
  rm -rf ${pkgdir}/usr/include/vulkan

  # libglvnd support
  cp -rv ${srcdir}/fakeinstall/usr/lib/libGLX_mesa.so* ${pkgdir}/usr/lib/
  cp -rv ${srcdir}/fakeinstall/usr/lib/libEGL_mesa.so* ${pkgdir}/usr/lib/
  # indirect rendering
  ln -s /usr/lib/libGLX_mesa.so.0 ${pkgdir}/usr/lib/libGLX_indirect.so.0

  install -m755 -d "${pkgdir}/usr/share/licenses/mesa"
  install -m644 "${srcdir}/LICENSE" "${pkgdir}/usr/share/licenses/mesa/"
}