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# Copyright 2014 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import("//build/config/chromecast_build.gni")
import("//build/config/ui.gni")
declare_args() {
# Select platforms automatically. Turn this off for manual control.
ozone_auto_platforms = use_ozone
# This enables memory-mapped access to accelerated graphics buffers via the
# VGEM ("virtual GEM") driver. This is currently only available on Chrome OS
# kernels and affects code in the GBM ozone platform.
# TODO(dshwang): remove this flag when all gbm hardware supports vgem map.
# crbug.com/519587
use_vgem_map = false
}
declare_args() {
# The platform that will be active by default.
ozone_platform = ""
# Enable individual platforms.
ozone_platform_caca = false
ozone_platform_cast = false
ozone_platform_egltest = false
ozone_platform_gbm = false
ozone_platform_ozonex = false
ozone_platform_headless = false
ozone_platform_x11 = false
ozone_platform_wayland = false
if (ozone_auto_platforms) {
# Use headless as the default platform.
ozone_platform = "headless"
ozone_platform_headless = true
if (is_chromecast) {
# Enable the Cast ozone platform on all A/V Cast builds.
ozone_platform_cast = true
# For visual desktop Chromecast builds, override the default "headless"
# platform with --ozone-platform=egltest
# TODO(halliwell): Create a libcast_graphics implementation for desktop
# using X11, and disable these two platforms.
if (is_cast_desktop_build && !disable_display) {
ozone_platform_egltest = true
ozone_platform_ozonex = true
} else {
ozone_platform = "cast"
}
} else if (is_chromeos) {
ozone_platform_gbm = true
ozone_platform_egltest = true
} else {
# Build all platforms whose deps are in install-build-deps.sh.
# Only these platforms will be compile tested by buildbots.
ozone_platform_egltest = true
}
}
}
assert(use_ozone || !(ozone_platform_caca || ozone_platform_cast ||
ozone_platform_egltest || ozone_platform_gbm ||
ozone_platform_ozonex || ozone_platform_headless),
"Must set use_ozone to select ozone platforms")
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