+dep_omx = []
+_omx = get_option('gallium-omx')
+if _omx == 'auto'
+ if not ['linux', 'bsd'].contains(host_machine.system())
+ with_gallium_omx = false
+ elif not with_platform_x11
+ with_gallium_omx = false
+ elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
+ with_gallium_omx = false
+ else
+ dep_omx = dependency('libomxil-bellagio', required : false)
+ with_gallium_omx = dep_omx.found()
+ endif
+elif _omx == 'true'
+ if not ['linux', 'bsd'].contains(host_machine.system())
+ error('OMX state tracker can only be built on unix-like OSes.')
+ elif not (with_platform_x11 or with_platform_drm)
+ error('OMX state tracker requires X11 or drm platform support.')
+ with_gallium_omx = false
+ elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
+ error('OMX state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
+ endif
+ dep_omx = dependency('libomxil-bellagio')
+ with_gallium_omx = true
+else
+ with_gallium_omx = false
+endif
+
+omx_drivers_path = get_option('omx-libs-path')
+if with_gallium_omx
+ # Figure out where to put the omx driver.
+ # FIXME: this could all be vastly simplified by adding a 'defined_variable'
+ # argument to meson's get_pkgconfig_variable method.
+ if omx_drivers_path == ''
+ _omx_libdir = dep_omx.get_pkgconfig_variable('libdir')
+ _omx_drivers_dir = dep_omx.get_pkgconfig_variable('pluginsdir')
+ if _omx_libdir == get_option('libdir')
+ omx_drivers_path = _omx_drivers_dir
+ else
+ _omx_base_dir = []
+ # This will fail on windows. Does OMX run on windows?
+ _omx_libdir = _omx_libdir.split('/')
+ _omx_drivers_dir = _omx_drivers_dir.split('/')
+ foreach o : _omx_drivers_dir
+ if not _omx_libdir.contains(o)
+ _omx_base_dir += o
+ endif
+ endforeach
+ omx_drivers_path = join_paths(get_option('libdir'), _omx_base_dir)
+ endif
+ endif
+endif
+if with_gallium_omx
+ dep_omx = declare_dependency(
+ compile_args : dep_omx.get_pkgconfig_variable('cflags').split()
+ )
+endif
+
+dep_va = []
+_va = get_option('gallium-va')
+if _va == 'auto'
+ if not ['linux', 'bsd'].contains(host_machine.system())
+ with_gallium_va = false
+ elif not with_platform_x11
+ with_gallium_va = false
+ elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
+ with_gallium_va = false
+ else
+ dep_va = dependency('libva', version : '>= 0.38.0', required : false)
+ with_gallium_va = dep_va.found()
+ endif
+elif _va == 'true'
+ if not ['linux', 'bsd'].contains(host_machine.system())
+ error('VA state tracker can only be built on unix-like OSes.')
+ elif not (with_platform_x11 or with_platform_drm)
+ error('VA state tracker requires X11 or drm or wayland platform support.')
+ with_gallium_va = false
+ elif not (with_gallium_r600 or with_gallium_radeonsi or with_gallium_nouveau)
+ error('VA state tracker requires at least one of the following gallium drivers: r600, radeonsi, nouveau.')
+ endif
+ dep_va = dependency('libva', version : '>= 0.38.0')
+ with_gallium_va = true
+else
+ with_gallium_va = false
+endif
+if with_gallium_va
+ dep_va = declare_dependency(
+ compile_args : dep_va.get_pkgconfig_variable('cflags').split()
+ )
+endif
+
+va_drivers_path = get_option('va-libs-path')
+if va_drivers_path == ''
+ va_drivers_path = join_paths(get_option('libdir'), 'dri')
+endif
+
+_xa = get_option('gallium-xa')
+if _xa == 'auto'
+ if not ['linux', 'bsd'].contains(host_machine.system())
+ with_gallium_xa = false
+ elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
+ or with_gallium_svga)
+ with_gallium_xa = false
+ else
+ with_gallium_xa = true
+ endif
+elif _xa == 'true'
+ if not ['linux', 'bsd'].contains(host_machine.system())
+ error('XA state tracker can only be built on unix-like OSes.')
+ elif not (with_gallium_nouveau or with_gallium_freedreno or with_gallium_i915
+ or with_gallium_svga)
+ error('XA state tracker requires at least one of the following gallium drivers: nouveau, freedreno, i915, svga.')
+ endif
+ with_gallium_xa = true
+else
+ with_gallium_xa = false
+endif
+
+d3d_drivers_path = get_option('d3d-drivers-path')
+if d3d_drivers_path == ''
+ d3d_drivers_path = join_paths(get_option('libdir'), 'd3d')
+endif
+
+with_gallium_st_nine = get_option('gallium-nine')
+if with_gallium_st_nine
+ if not with_gallium_softpipe
+ error('The nine state tracker requires gallium softpipe/llvmpipe.')
+ elif not (with_gallium_radeonsi or with_gallium_nouveau or with_gallium_r600
+ or with_gallium_r300 or with_gallium_svga or with_gallium_i915)
+ error('The nine state tracker requires at least on non-swrast gallium driver.')
+ endif
+ if not with_dri3
+ error('Using nine with wine requires dri3')
+ endif
+endif
+
+_opencl = get_option('gallium-opencl')
+if _opencl != 'disabled'
+ if not with_gallium
+ error('OpenCL Clover implementation requires at least one gallium driver.')
+ endif
+
+ # TODO: alitvec?
+ dep_clc = dependency('libclc')
+ with_gallium_opencl = true
+ with_opencl_icd = _opencl == 'icd'
+else
+ dep_clc = []
+ with_gallium_opencl = false
+ with_gallium_icd = false
+endif
+