14ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown/* 24ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * Copyright (C) 2012 The Android Open Source Project 34ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * 44ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * Licensed under the Apache License, Version 2.0 (the "License"); 54ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * you may not use this file except in compliance with the License. 64ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * You may obtain a copy of the License at 74ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * 84ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * http://www.apache.org/licenses/LICENSE-2.0 94ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * 104ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * Unless required by applicable law or agreed to in writing, software 114ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * distributed under the License is distributed on an "AS IS" BASIS, 124ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 134ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * See the License for the specific language governing permissions and 144ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * limitations under the License. 154ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown */ 164ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 174ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brownpackage com.android.server.display; 184ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 194ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brownimport android.graphics.Rect; 20c5df37c285221d0fb113f55b9e78b35632241d3fJeff Brownimport android.view.Display; 214ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brownimport android.view.DisplayInfo; 224ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brownimport android.view.Surface; 234ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 244ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brownimport java.io.PrintWriter; 253f145a2f958320766ae9240c7a57debc20d578aaMichael Wrightimport java.util.Arrays; 264ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brownimport java.util.List; 274ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 284ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brownimport libcore.util.Objects; 294ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 304ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown/** 314ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * Describes how a logical display is configured. 324ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * <p> 334ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * At this time, we only support logical displays that are coupled to a particular 344ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * primary display device from which the logical display derives its basic properties 354ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * such as its size, density and refresh rate. 364ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * </p><p> 374ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * A logical display may be mirrored onto multiple display devices in addition to its 384ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * primary display device. Note that the contents of a logical display may not 394ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * always be visible, even on its primary display device, such as in the case where 404ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * the primary display device is currently mirroring content from a different 414ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * logical display. 424ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * </p><p> 434ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * This object is designed to encapsulate as much of the policy of logical 444ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * displays as possible. The idea is to make it easy to implement new kinds of 454ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * logical displays mostly by making local changes to this class. 464ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * </p><p> 474ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * Note: The display manager architecture does not actually require logical displays 484ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * to be associated with any individual display device. Logical displays and 494ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * display devices are orthogonal concepts. Some mapping will exist between 504ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * logical displays and display devices but it can be many-to-many and 514ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * and some might have no relation at all. 524ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * </p><p> 534ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * Logical displays are guarded by the {@link DisplayManagerService.SyncRoot} lock. 544ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * </p> 554ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown */ 564ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brownfinal class LogicalDisplay { 574ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown private final DisplayInfo mBaseDisplayInfo = new DisplayInfo(); 584ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 598ec0943a7963178da838e4b6b842ec1109707b35Jeff Brown // The layer stack we use when the display has been blanked to prevent any 608ec0943a7963178da838e4b6b842ec1109707b35Jeff Brown // of its content from appearing. 618ec0943a7963178da838e4b6b842ec1109707b35Jeff Brown private static final int BLANK_LAYER_STACK = -1; 628ec0943a7963178da838e4b6b842ec1109707b35Jeff Brown 63d728bf514f257670fcb9aa22c6eaf97626072c93Jeff Brown private final int mDisplayId; 644ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown private final int mLayerStack; 654ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown private DisplayInfo mOverrideDisplayInfo; // set by the window manager 664ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown private DisplayInfo mInfo; 674ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 684ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // The display device that this logical display is based on and which 694ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // determines the base metrics that it uses. 704ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown private DisplayDevice mPrimaryDisplayDevice; 714ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown private DisplayDeviceInfo mPrimaryDisplayDeviceInfo; 724ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 73722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner // True if the logical display has unique content. 74722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner private boolean mHasContent; 75722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner 763f145a2f958320766ae9240c7a57debc20d578aaMichael Wright // The pending requested refresh rate. 0 if no request is pending. 773f145a2f958320766ae9240c7a57debc20d578aaMichael Wright private float mRequestedRefreshRate; 783f145a2f958320766ae9240c7a57debc20d578aaMichael Wright 794ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // Temporary rectangle used when needed. 8063f1c43fbef157397869475ef30d23e631b88bbeMathias Agopian private final Rect mTempLayerStackRect = new Rect(); 8163f1c43fbef157397869475ef30d23e631b88bbeMathias Agopian private final Rect mTempDisplayRect = new Rect(); 824ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 83d728bf514f257670fcb9aa22c6eaf97626072c93Jeff Brown public LogicalDisplay(int displayId, int layerStack, DisplayDevice primaryDisplayDevice) { 84d728bf514f257670fcb9aa22c6eaf97626072c93Jeff Brown mDisplayId = displayId; 854ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mLayerStack = layerStack; 864ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mPrimaryDisplayDevice = primaryDisplayDevice; 874ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown } 884ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 894ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown /** 90d728bf514f257670fcb9aa22c6eaf97626072c93Jeff Brown * Gets the logical display id of this logical display. 91d728bf514f257670fcb9aa22c6eaf97626072c93Jeff Brown * 92d728bf514f257670fcb9aa22c6eaf97626072c93Jeff Brown * @return The logical display id. 93d728bf514f257670fcb9aa22c6eaf97626072c93Jeff Brown */ 94d728bf514f257670fcb9aa22c6eaf97626072c93Jeff Brown public int getDisplayIdLocked() { 95d728bf514f257670fcb9aa22c6eaf97626072c93Jeff Brown return mDisplayId; 96d728bf514f257670fcb9aa22c6eaf97626072c93Jeff Brown } 97d728bf514f257670fcb9aa22c6eaf97626072c93Jeff Brown 98d728bf514f257670fcb9aa22c6eaf97626072c93Jeff Brown /** 994ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * Gets the primary display device associated with this logical display. 1004ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * 1014ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * @return The primary display device. 1024ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown */ 1034ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown public DisplayDevice getPrimaryDisplayDeviceLocked() { 1044ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown return mPrimaryDisplayDevice; 1054ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown } 1064ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 1074ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown /** 1084ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * Gets information about the logical display. 1094ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * 1104ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * @return The device info, which should be treated as immutable by the caller. 1114ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * The logical display should allocate a new display info object whenever 1124ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * the data changes. 1134ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown */ 1144ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown public DisplayInfo getDisplayInfoLocked() { 1154ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown if (mInfo == null) { 1164ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mInfo = new DisplayInfo(); 1174ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown if (mOverrideDisplayInfo != null) { 1184ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mInfo.copyFrom(mOverrideDisplayInfo); 1194ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mInfo.layerStack = mBaseDisplayInfo.layerStack; 1204ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mInfo.name = mBaseDisplayInfo.name; 121361ca21acc0831a9f8bbb259bb30218c252a2aa0Wale Ogunwale mInfo.uniqueId = mBaseDisplayInfo.uniqueId; 122037c33eae74bee2774897d969d48947f9abe254fJeff Brown mInfo.state = mBaseDisplayInfo.state; 1234ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown } else { 1244ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mInfo.copyFrom(mBaseDisplayInfo); 1254ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown } 1264ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown } 1274ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown return mInfo; 1284ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown } 1294ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 1304ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown /** 1314ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * Sets overridden logical display information from the window manager. 1324ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * This method can be used to adjust application insets, rotation, and other 1334ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * properties that the window manager takes care of. 1344ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * 1354ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * @param info The logical display information, may be null. 1364ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown */ 137ef981a40aa63069dc115b216ce38d1dd939dc64cJeff Brown public boolean setDisplayInfoOverrideFromWindowManagerLocked(DisplayInfo info) { 1384ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown if (info != null) { 1394ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown if (mOverrideDisplayInfo == null) { 1404ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mOverrideDisplayInfo = new DisplayInfo(info); 1414ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mInfo = null; 142ef981a40aa63069dc115b216ce38d1dd939dc64cJeff Brown return true; 143ef981a40aa63069dc115b216ce38d1dd939dc64cJeff Brown } 144ef981a40aa63069dc115b216ce38d1dd939dc64cJeff Brown if (!mOverrideDisplayInfo.equals(info)) { 1454ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mOverrideDisplayInfo.copyFrom(info); 1464ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mInfo = null; 147ef981a40aa63069dc115b216ce38d1dd939dc64cJeff Brown return true; 1484ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown } 1494ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown } else if (mOverrideDisplayInfo != null) { 1504ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mOverrideDisplayInfo = null; 1514ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mInfo = null; 152ef981a40aa63069dc115b216ce38d1dd939dc64cJeff Brown return true; 1534ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown } 154ef981a40aa63069dc115b216ce38d1dd939dc64cJeff Brown return false; 155c652de8141f5b8e3c6bcf8916842b6e106413b1aDianne Hackborn } 156c652de8141f5b8e3c6bcf8916842b6e106413b1aDianne Hackborn 1574ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown /** 1584ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * Returns true if the logical display is in a valid state. 159722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner * This method should be checked after calling {@link #updateLocked} to handle the 1604ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * case where a logical display should be removed because all of its associated 1614ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * display devices are gone or if it is otherwise no longer needed. 1624ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * 1634ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * @return True if the logical display is still valid. 1644ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown */ 1654ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown public boolean isValidLocked() { 1664ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown return mPrimaryDisplayDevice != null; 1674ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown } 1684ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 1694ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown /** 1704ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * Updates the state of the logical display based on the available display devices. 1714ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * The logical display might become invalid if it is attached to a display device 1724ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * that no longer exists. 1734ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * 1744ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * @param devices The list of all connected display devices. 1754ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown */ 1764ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown public void updateLocked(List<DisplayDevice> devices) { 1774ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // Nothing to update if already invalid. 1784ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown if (mPrimaryDisplayDevice == null) { 1794ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown return; 1804ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown } 1814ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 1824ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // Check whether logical display has become invalid. 1834ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown if (!devices.contains(mPrimaryDisplayDevice)) { 1844ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mPrimaryDisplayDevice = null; 1854ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown return; 1864ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown } 1874ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 1884ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // Bootstrap the logical display using its associated primary physical display. 1894ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // We might use more elaborate configurations later. It's possible that the 1904ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // configuration of several physical displays might be used to determine the 1914ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // logical display that they are sharing. (eg. Adjust size for pixel-perfect 1924ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // mirroring over HDMI.) 1934ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown DisplayDeviceInfo deviceInfo = mPrimaryDisplayDevice.getDisplayDeviceInfoLocked(); 1944ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown if (!Objects.equal(mPrimaryDisplayDeviceInfo, deviceInfo)) { 1954ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mBaseDisplayInfo.layerStack = mLayerStack; 196c5df37c285221d0fb113f55b9e78b35632241d3fJeff Brown mBaseDisplayInfo.flags = 0; 19777aebfdbae489c3712ae3f9bca29d01fb1f09dc2Jeff Brown if ((deviceInfo.flags & DisplayDeviceInfo.FLAG_SUPPORTS_PROTECTED_BUFFERS) != 0) { 19877aebfdbae489c3712ae3f9bca29d01fb1f09dc2Jeff Brown mBaseDisplayInfo.flags |= Display.FLAG_SUPPORTS_PROTECTED_BUFFERS; 199c5df37c285221d0fb113f55b9e78b35632241d3fJeff Brown } 200f0681b34dffc1510cbd9c3da5c3a7e695553fa8dJeff Brown if ((deviceInfo.flags & DisplayDeviceInfo.FLAG_SECURE) != 0) { 201f0681b34dffc1510cbd9c3da5c3a7e695553fa8dJeff Brown mBaseDisplayInfo.flags |= Display.FLAG_SECURE; 202f0681b34dffc1510cbd9c3da5c3a7e695553fa8dJeff Brown } 203a506a6ec94863a35acca9feb165db76ddac3892cJeff Brown if ((deviceInfo.flags & DisplayDeviceInfo.FLAG_PRIVATE) != 0) { 204a506a6ec94863a35acca9feb165db76ddac3892cJeff Brown mBaseDisplayInfo.flags |= Display.FLAG_PRIVATE; 205a506a6ec94863a35acca9feb165db76ddac3892cJeff Brown } 2067d00affce6e25b22fd8fc135933b3bf6b547a0dcJeff Brown if ((deviceInfo.flags & DisplayDeviceInfo.FLAG_PRESENTATION) != 0) { 2077d00affce6e25b22fd8fc135933b3bf6b547a0dcJeff Brown mBaseDisplayInfo.flags |= Display.FLAG_PRESENTATION; 2087d00affce6e25b22fd8fc135933b3bf6b547a0dcJeff Brown } 20992130f6407dc51c58b3b941d28a6daf4e04b8d62Jeff Brown mBaseDisplayInfo.type = deviceInfo.type; 21092130f6407dc51c58b3b941d28a6daf4e04b8d62Jeff Brown mBaseDisplayInfo.address = deviceInfo.address; 2114ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mBaseDisplayInfo.name = deviceInfo.name; 212361ca21acc0831a9f8bbb259bb30218c252a2aa0Wale Ogunwale mBaseDisplayInfo.uniqueId = deviceInfo.uniqueId; 2134ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mBaseDisplayInfo.appWidth = deviceInfo.width; 2144ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mBaseDisplayInfo.appHeight = deviceInfo.height; 2154ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mBaseDisplayInfo.logicalWidth = deviceInfo.width; 2164ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mBaseDisplayInfo.logicalHeight = deviceInfo.height; 2174ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mBaseDisplayInfo.rotation = Surface.ROTATION_0; 2184ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mBaseDisplayInfo.refreshRate = deviceInfo.refreshRate; 2193f145a2f958320766ae9240c7a57debc20d578aaMichael Wright mBaseDisplayInfo.supportedRefreshRates = Arrays.copyOf( 2203f145a2f958320766ae9240c7a57debc20d578aaMichael Wright deviceInfo.supportedRefreshRates, deviceInfo.supportedRefreshRates.length); 2214ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mBaseDisplayInfo.logicalDensityDpi = deviceInfo.densityDpi; 2224ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mBaseDisplayInfo.physicalXDpi = deviceInfo.xDpi; 2234ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mBaseDisplayInfo.physicalYDpi = deviceInfo.yDpi; 224e8b1aeb51e1e5da64f1d4fd40f2ee1e815886fe5Andy McFadden mBaseDisplayInfo.appVsyncOffsetNanos = deviceInfo.appVsyncOffsetNanos; 225e8b1aeb51e1e5da64f1d4fd40f2ee1e815886fe5Andy McFadden mBaseDisplayInfo.presentationDeadlineNanos = deviceInfo.presentationDeadlineNanos; 226037c33eae74bee2774897d969d48947f9abe254fJeff Brown mBaseDisplayInfo.state = deviceInfo.state; 2274ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mBaseDisplayInfo.smallestNominalAppWidth = deviceInfo.width; 2284ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mBaseDisplayInfo.smallestNominalAppHeight = deviceInfo.height; 2294ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mBaseDisplayInfo.largestNominalAppWidth = deviceInfo.width; 2304ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mBaseDisplayInfo.largestNominalAppHeight = deviceInfo.height; 231a506a6ec94863a35acca9feb165db76ddac3892cJeff Brown mBaseDisplayInfo.ownerUid = deviceInfo.ownerUid; 232a506a6ec94863a35acca9feb165db76ddac3892cJeff Brown mBaseDisplayInfo.ownerPackageName = deviceInfo.ownerPackageName; 2334ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 2344ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mPrimaryDisplayDeviceInfo = deviceInfo; 2354ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mInfo = null; 2364ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown } 2374ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown } 2384ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 2394ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown /** 2404ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * Applies the layer stack and transformation to the given display device 2414ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * so that it shows the contents of this logical display. 2424ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * 2434ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * We know that the given display device is only ever showing the contents of 2444ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * a single logical display, so this method is expected to blow away all of its 2454ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * transformation properties to make it happen regardless of what the 2464ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * display device was previously showing. 2474ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * 2484ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * The caller must have an open Surface transaction. 2494ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * 2504ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * The display device may not be the primary display device, in the case 2514ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * where the display is being mirrored. 2524ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * 2534ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown * @param device The display device to modify. 2548ec0943a7963178da838e4b6b842ec1109707b35Jeff Brown * @param isBlanked True if the device is being blanked. 2554ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown */ 2568ec0943a7963178da838e4b6b842ec1109707b35Jeff Brown public void configureDisplayInTransactionLocked(DisplayDevice device, 2578ec0943a7963178da838e4b6b842ec1109707b35Jeff Brown boolean isBlanked) { 2584ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown final DisplayInfo displayInfo = getDisplayInfoLocked(); 2594ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown final DisplayDeviceInfo displayDeviceInfo = device.getDisplayDeviceInfoLocked(); 2604ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 2614ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // Set the layer stack. 2628ec0943a7963178da838e4b6b842ec1109707b35Jeff Brown device.setLayerStackInTransactionLocked(isBlanked ? BLANK_LAYER_STACK : mLayerStack); 2634ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 2643f145a2f958320766ae9240c7a57debc20d578aaMichael Wright // Set the refresh rate 2653f145a2f958320766ae9240c7a57debc20d578aaMichael Wright device.requestRefreshRateLocked(mRequestedRefreshRate); 2663f145a2f958320766ae9240c7a57debc20d578aaMichael Wright 2674ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // Set the viewport. 2684ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // This is the area of the logical display that we intend to show on the 2694ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // display device. For now, it is always the full size of the logical display. 27063f1c43fbef157397869475ef30d23e631b88bbeMathias Agopian mTempLayerStackRect.set(0, 0, displayInfo.logicalWidth, displayInfo.logicalHeight); 2714ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 2724ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // Set the orientation. 2734ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // The orientation specifies how the physical coordinate system of the display 2744ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // is rotated when the contents of the logical display are rendered. 2754ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown int orientation = Surface.ROTATION_0; 2768786ed9b2bfa912a84e298d907bb4d89482d78f9Scott Anderson if ((displayDeviceInfo.flags & DisplayDeviceInfo.FLAG_ROTATES_WITH_CONTENT) != 0) { 2774ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown orientation = displayInfo.rotation; 2784ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown } 2794ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 28027f1d674bf9fb53af7facdcb746912e036d5bf75Jeff Brown // Apply the physical rotation of the display device itself. 28127f1d674bf9fb53af7facdcb746912e036d5bf75Jeff Brown orientation = (orientation + displayDeviceInfo.rotation) % 4; 28227f1d674bf9fb53af7facdcb746912e036d5bf75Jeff Brown 2834ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // Set the frame. 2844ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // The frame specifies the rotated physical coordinates into which the viewport 2854ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // is mapped. We need to take care to preserve the aspect ratio of the viewport. 2864ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // Currently we maximize the area to fill the display, but we could try to be 2874ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // more clever and match resolutions. 2884ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown boolean rotated = (orientation == Surface.ROTATION_90 2894ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown || orientation == Surface.ROTATION_270); 2904ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown int physWidth = rotated ? displayDeviceInfo.height : displayDeviceInfo.width; 2914ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown int physHeight = rotated ? displayDeviceInfo.width : displayDeviceInfo.height; 2924ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 2934ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // Determine whether the width or height is more constrained to be scaled. 2944ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // physWidth / displayInfo.logicalWidth => letter box 2954ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // or physHeight / displayInfo.logicalHeight => pillar box 2964ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // 2974ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // We avoid a division (and possible floating point imprecision) here by 2984ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // multiplying the fractions by the product of their denominators before 2994ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // comparing them. 30063f1c43fbef157397869475ef30d23e631b88bbeMathias Agopian int displayRectWidth, displayRectHeight; 3014ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown if (physWidth * displayInfo.logicalHeight 3024ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown < physHeight * displayInfo.logicalWidth) { 3034ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // Letter box. 30463f1c43fbef157397869475ef30d23e631b88bbeMathias Agopian displayRectWidth = physWidth; 30563f1c43fbef157397869475ef30d23e631b88bbeMathias Agopian displayRectHeight = displayInfo.logicalHeight * physWidth / displayInfo.logicalWidth; 3064ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown } else { 3074ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown // Pillar box. 30863f1c43fbef157397869475ef30d23e631b88bbeMathias Agopian displayRectWidth = displayInfo.logicalWidth * physHeight / displayInfo.logicalHeight; 30963f1c43fbef157397869475ef30d23e631b88bbeMathias Agopian displayRectHeight = physHeight; 3104ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown } 31163f1c43fbef157397869475ef30d23e631b88bbeMathias Agopian int displayRectTop = (physHeight - displayRectHeight) / 2; 31263f1c43fbef157397869475ef30d23e631b88bbeMathias Agopian int displayRectLeft = (physWidth - displayRectWidth) / 2; 31363f1c43fbef157397869475ef30d23e631b88bbeMathias Agopian mTempDisplayRect.set(displayRectLeft, displayRectTop, 31463f1c43fbef157397869475ef30d23e631b88bbeMathias Agopian displayRectLeft + displayRectWidth, displayRectTop + displayRectHeight); 31563f1c43fbef157397869475ef30d23e631b88bbeMathias Agopian 31663f1c43fbef157397869475ef30d23e631b88bbeMathias Agopian device.setProjectionInTransactionLocked(orientation, mTempLayerStackRect, mTempDisplayRect); 3174ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown } 3184ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown 319722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner /** 320722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner * Returns true if the logical display has unique content. 321722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner * <p> 322722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner * If the display has unique content then we will try to ensure that it is 323722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner * visible on at least its primary display device. Otherwise we will ignore the 324722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner * logical display and perhaps show mirrored content on the primary display device. 325722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner * </p> 326722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner * 327722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner * @return True if the display has unique content. 328722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner */ 329722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner public boolean hasContentLocked() { 330722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner return mHasContent; 331722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner } 332722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner 333722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner /** 334722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner * Sets whether the logical display has unique content. 335722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner * 336722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner * @param hasContent True if the display has unique content. 337722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner */ 338722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner public void setHasContentLocked(boolean hasContent) { 339722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner mHasContent = hasContent; 340722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner } 341722285e199a9fc74b9b3343b7505c00666848c88Craig Mautner 3423f145a2f958320766ae9240c7a57debc20d578aaMichael Wright /** 3433f145a2f958320766ae9240c7a57debc20d578aaMichael Wright * Requests the given refresh rate. 3443f145a2f958320766ae9240c7a57debc20d578aaMichael Wright * @param requestedRefreshRate The desired refresh rate. 3453f145a2f958320766ae9240c7a57debc20d578aaMichael Wright */ 3463f145a2f958320766ae9240c7a57debc20d578aaMichael Wright public void setRequestedRefreshRateLocked(float requestedRefreshRate) { 3473f145a2f958320766ae9240c7a57debc20d578aaMichael Wright mRequestedRefreshRate = requestedRefreshRate; 3483f145a2f958320766ae9240c7a57debc20d578aaMichael Wright } 3493f145a2f958320766ae9240c7a57debc20d578aaMichael Wright 3503f145a2f958320766ae9240c7a57debc20d578aaMichael Wright /** 3513f145a2f958320766ae9240c7a57debc20d578aaMichael Wright * Gets the pending requested refresh rate. 3523f145a2f958320766ae9240c7a57debc20d578aaMichael Wright * 3533f145a2f958320766ae9240c7a57debc20d578aaMichael Wright * @return The pending refresh rate requested 3543f145a2f958320766ae9240c7a57debc20d578aaMichael Wright */ 3553f145a2f958320766ae9240c7a57debc20d578aaMichael Wright public float getRequestedRefreshRateLocked() { 3563f145a2f958320766ae9240c7a57debc20d578aaMichael Wright return mRequestedRefreshRate; 3573f145a2f958320766ae9240c7a57debc20d578aaMichael Wright } 3583f145a2f958320766ae9240c7a57debc20d578aaMichael Wright 3594ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown public void dumpLocked(PrintWriter pw) { 360c2726643e74873c544efc2769a5ab2a445c433c4Jeff Brown pw.println("mDisplayId=" + mDisplayId); 3614ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown pw.println("mLayerStack=" + mLayerStack); 362c2726643e74873c544efc2769a5ab2a445c433c4Jeff Brown pw.println("mHasContent=" + mHasContent); 3634ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown pw.println("mPrimaryDisplayDevice=" + (mPrimaryDisplayDevice != null ? 3644ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown mPrimaryDisplayDevice.getNameLocked() : "null")); 3654ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown pw.println("mBaseDisplayInfo=" + mBaseDisplayInfo); 3664ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown pw.println("mOverrideDisplayInfo=" + mOverrideDisplayInfo); 3674ed8fe75e1dde1a2b9576f3862aecc5a572c56b5Jeff Brown } 368c39d47a8e7c74bd539104b0efab898ef6fc43ddfMichael Wright} 369