| /* |
| * Copyright 2019 The Android Open Source Project |
| * |
| * 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. |
| */ |
| |
| package android.hardware.graphics.composer@2.4; |
| |
| import @2.1::Error; |
| |
| enum Error : @2.1::Error { |
| /** |
| * Seamless cannot be required for configurations that don't share a config group |
| */ |
| SEAMLESS_NOT_ALLOWED = 9, |
| /** |
| * Seamless requirements cannot be met |
| */ |
| SEAMLESS_NOT_POSSIBLE = 10, |
| }; |
| |
| /** |
| * Timing for a vsync period change. |
| */ |
| struct VsyncPeriodChangeTimeline { |
| /** |
| * The time in CLOCK_MONOTONIC when the new display will start to refresh at |
| * the new vsync period. |
| */ |
| int64_t newVsyncAppliedTimeNanos; |
| |
| /** |
| * Set to true if the client is required to send a frame to be displayed before |
| * the change can take place. |
| */ |
| bool refreshRequired; |
| |
| /** |
| * The time in CLOCK_MONOTONIC when the client is expected to send the new frame. |
| * Should be ignored if refreshRequired is false. |
| */ |
| int64_t refreshTimeNanos; |
| }; |
| |
| typedef uint32_t VsyncPeriodNanos; |