| # Copyright 2022 The Cobalt Authors. All Rights Reserved. |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| declare_args() { |
| # Whether VR is enabled. |
| enable_vr = getenv("USE_VR") |
| } |
| |
| if (enable_vr == true || enable_vr == "1") { |
| enable_vr = true |
| } else if (enable_vr == false || enable_vr == "0" || enable_vr == "") { |
| enable_vr = false |
| } else { |
| assert(false, "enable_vr was set to an invalid value.") |
| } |