1 /* 2 * Copyright 2022 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.gui; 18 19 // Identifiers for all the events that may be recorded or reported. 20 21 /** @hide */ 22 @Backing(type="int") 23 enum FrameEvent { 24 POSTED = 0, 25 REQUESTED_PRESENT = 1, 26 LATCH = 2, 27 ACQUIRE = 3, 28 FIRST_REFRESH_START = 4, 29 LAST_REFRESH_START = 5, 30 GPU_COMPOSITION_DONE = 6, 31 DISPLAY_PRESENT = 7, 32 DEQUEUE_READY = 8, 33 RELEASE = 9, 34 EVENT_COUNT = 10 // Not an actual event. 35 } 36