GLSurfaceView.java revision a35c120d8fafa7dded606a25bc100b13f48ab9e3
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.opengl; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.io.Writer; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.ArrayList; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport javax.microedition.khronos.egl.EGL10; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport javax.microedition.khronos.egl.EGL11; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport javax.microedition.khronos.egl.EGLConfig; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport javax.microedition.khronos.egl.EGLContext; 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport javax.microedition.khronos.egl.EGLDisplay; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport javax.microedition.khronos.egl.EGLSurface; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport javax.microedition.khronos.opengles.GL; 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport javax.microedition.khronos.opengles.GL10; 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Context; 32c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevichimport android.content.pm.ConfigurationInfo; 3383835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevichimport android.graphics.PixelFormat; 34c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevichimport android.os.SystemProperties; 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.AttributeSet; 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.Log; 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.SurfaceHolder; 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.SurfaceView; 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * An implementation of SurfaceView that uses the dedicated surface for 42b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * displaying OpenGL rendering. 43b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 44b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * A GLSurfaceView provides the following features: 45b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 46b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <ul> 47b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <li>Manages a surface, which is a special piece of memory that can be 48b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * composited into the Android view system. 49b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <li>Manages an EGL display, which enables OpenGL to render into a surface. 50b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <li>Accepts a user-provided Renderer object that does the actual rendering. 51b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <li>Renders on a dedicated thread to decouple rendering performance from the 52b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * UI thread. 53b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <li>Supports both on-demand and continuous rendering. 54b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <li>Optionally wraps, traces, and/or error-checks the renderer's OpenGL calls. 55b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * </ul> 56b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * 57b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <h3>Using GLSurfaceView</h3> 58b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 59b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Typically you use GLSurfaceView by subclassing it and overriding one or more of the 60b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * View system input event methods. If your application does not need to override event 61b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * methods then GLSurfaceView can be used as-is. For the most part 62b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * GLSurfaceView behavior is customized by calling "set" methods rather than by subclassing. 63b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * For example, unlike a regular View, drawing is delegated to a separate Renderer object which 64b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * is registered with the GLSurfaceView 65b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * using the {@link #setRenderer(Renderer)} call. 66b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 67b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <h3>Initializing GLSurfaceView</h3> 68b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * All you have to do to initialize a GLSurfaceView is call {@link #setRenderer(Renderer)}. 69b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * However, if desired, you can modify the default behavior of GLSurfaceView by calling one or 70b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * more of these methods before calling setRenderer: 71b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <ul> 72b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <li>{@link #setDebugFlags(int)} 73b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <li>{@link #setEGLConfigChooser(boolean)} 74b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <li>{@link #setEGLConfigChooser(EGLConfigChooser)} 75b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <li>{@link #setEGLConfigChooser(int, int, int, int, int, int)} 76b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <li>{@link #setGLWrapper(GLWrapper)} 77b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * </ul> 78b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 7983835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * <h4>Specifying the android.view.Surface</h4> 8083835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * By default GLSurfaceView will create a PixelFormat.RGB_565 format surface. If a translucent 8183835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * surface is required, call getHolder().setFormat(PixelFormat.TRANSLUCENT). 8283835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * The exact format of a TRANSLUCENT surface is device dependent, but it will be 8383835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * a 32-bit-per-pixel surface with 8 bits per component. 8483835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * <p> 85b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <h4>Choosing an EGL Configuration</h4> 8683835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * A given Android device may support multiple EGLConfig rendering configurations. 8783835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * The available configurations may differ in how may channels of data are present, as 88b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * well as how many bits are allocated to each channel. Therefore, the first thing 8983835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * GLSurfaceView has to do when starting to render is choose what EGLConfig to use. 9083835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * <p> 9143dd61e08a726fbc3695b1cbfdef6bdd4ddd34beMathias Agopian * By default GLSurfaceView chooses a EGLConfig that has an RGB_565 pixel format, 9283835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * with at least a 16-bit depth buffer and no stencil. 93b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 9483835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * If you would prefer a different EGLConfig 9583835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * you can override the default behavior by calling one of the 96b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * setEGLConfigChooser methods. 97b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 98b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <h4>Debug Behavior</h4> 99b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * You can optionally modify the behavior of GLSurfaceView by calling 100b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * one or more of the debugging methods {@link #setDebugFlags(int)}, 101b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * and {@link #setGLWrapper}. These methods may be called before and/or after setRenderer, but 102b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * typically they are called before setRenderer so that they take effect immediately. 103b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 104b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <h4>Setting a Renderer</h4> 105b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Finally, you must call {@link #setRenderer} to register a {@link Renderer}. 106b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * The renderer is 107b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * responsible for doing the actual OpenGL rendering. 108b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 109b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <h3>Rendering Mode</h3> 110b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Once the renderer is set, you can control whether the renderer draws 111b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * continuously or on-demand by calling 112b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * {@link #setRenderMode}. The default is continuous rendering. 113b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 114b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <h3>Activity Life-cycle</h3> 115b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * A GLSurfaceView must be notified when the activity is paused and resumed. GLSurfaceView clients 116b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * are required to call {@link #onPause()} when the activity pauses and 117b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * {@link #onResume()} when the activity resumes. These calls allow GLSurfaceView to 118b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * pause and resume the rendering thread, and also allow GLSurfaceView to release and recreate 119b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * the OpenGL display. 120b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 121b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <h3>Handling events</h3> 122b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 123b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * To handle an event you will typically subclass GLSurfaceView and override the 124b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * appropriate method, just as you would with any other View. However, when handling 125b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * the event, you may need to communicate with the Renderer object 126b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * that's running in the rendering thread. You can do this using any 127b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * standard Java cross-thread communication mechanism. In addition, 128b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * one relatively easy way to communicate with your renderer is 129b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * to call 130b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * {@link #queueEvent(Runnable)}. For example: 131b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <pre class="prettyprint"> 132b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * class MyGLSurfaceView extends GLSurfaceView { 133b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * 134b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * private MyRenderer mMyRenderer; 135b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * 136b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * public void start() { 137b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * mMyRenderer = ...; 138b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * setRenderer(mMyRenderer); 139b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * } 140b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * 141b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * public boolean onKeyDown(int keyCode, KeyEvent event) { 142b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * if (keyCode == KeyEvent.KEYCODE_DPAD_CENTER) { 143b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * queueEvent(new Runnable() { 144b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * // This method will be called on the rendering 145b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * // thread: 146b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * public void run() { 147b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * mMyRenderer.handleDpadCenter(); 148b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * }}); 149b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * return true; 150b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * } 151b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * return super.onKeyDown(keyCode, event); 152b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * } 153b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * } 154b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * </pre> 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class GLSurfaceView extends SurfaceView implements SurfaceHolder.Callback { 1582ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich private final static String TAG = "GLSurfaceView"; 1592ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich private final static boolean LOG_ATTACH_DETACH = false; 16057c6a46bd0c84c4b349d49f8df12f30a8cfcdaa2Jack Palevich private final static boolean LOG_THREADS = false; 1614a65900cd69b79e6e47d275575eaeb5bb2487f9fJack Palevich private final static boolean LOG_PAUSE_RESUME = false; 1624a65900cd69b79e6e47d275575eaeb5bb2487f9fJack Palevich private final static boolean LOG_SURFACE = false; 1634a65900cd69b79e6e47d275575eaeb5bb2487f9fJack Palevich private final static boolean LOG_RENDERER = false; 1644a2221ec4a929976be570ad096252c8dea326e19Jack Palevich private final static boolean LOG_RENDERER_DRAW_FRAME = false; 1654a65900cd69b79e6e47d275575eaeb5bb2487f9fJack Palevich private final static boolean LOG_EGL = false; 166a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich // Work-around for bug 2263168 167a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich private final static boolean DRAW_TWICE_AFTER_SIZE_CHANGED = true; 168b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich /** 169b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * The renderer only renders 170b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * when the surface is created, or when {@link #requestRender} is called. 171b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * 172b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * @see #getRenderMode() 173b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * @see #setRenderMode(int) 174840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich * @see #requestRender() 175b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich */ 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final static int RENDERMODE_WHEN_DIRTY = 0; 177b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich /** 178b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * The renderer is called 179b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * continuously to re-render the scene. 180b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * 181b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * @see #getRenderMode() 182b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * @see #setRenderMode(int) 183b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich */ 1843e832dbe966c2ca0fde2f4bd87ad9c974a93a7cfJack Palevich public final static int RENDERMODE_CONTINUOUSLY = 1; 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 187b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Check glError() after every GL call and throw an exception if glError indicates 188b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * that an error has occurred. This can be used to help track down which OpenGL ES call 189b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * is causing an error. 190b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * 191b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * @see #getDebugFlags 192b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * @see #setDebugFlags 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final static int DEBUG_CHECK_GL_ERROR = 1; 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Log GL calls to the system log at "verbose" level with tag "GLSurfaceView". 198b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * 199b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * @see #getDebugFlags 200b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * @see #setDebugFlags 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final static int DEBUG_LOG_GL_CALLS = 2; 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 204b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich /** 205b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Standard View constructor. In order to render something, you 206b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * must call {@link #setRenderer} to register a renderer. 207b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich */ 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public GLSurfaceView(Context context) { 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(context); 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project init(); 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 213b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich /** 214b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Standard View constructor. In order to render something, you 215b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * must call {@link #setRenderer} to register a renderer. 216b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich */ 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public GLSurfaceView(Context context, AttributeSet attrs) { 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(context, attrs); 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project init(); 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void init() { 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Install a SurfaceHolder.Callback so we get notified when the 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // underlying surface is created and destroyed 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SurfaceHolder holder = getHolder(); 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project holder.addCallback(this); 2271b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich // setFormat is done by SurfaceView in SDK 2.3 and newer. Uncomment 2281b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich // this statement if back-porting to 2.2 or older: 2291b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich // holder.setFormat(PixelFormat.RGB_565); 2301b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich // 231840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich // setType is not needed for SDK 2.0 or newer. Uncomment this 232840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich // statement if back-porting this code to older SDKs. 233840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich // holder.setType(SurfaceHolder.SURFACE_TYPE_GPU); 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 237b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Set the glWrapper. If the glWrapper is not null, its 238b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * {@link GLWrapper#wrap(GL)} method is called 239b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * whenever a surface is created. A GLWrapper can be used to wrap 240b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * the GL object that's passed to the renderer. Wrapping a GL 241b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * object enables examining and modifying the behavior of the 242b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * GL calls made by the renderer. 243b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 244b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Wrapping is typically used for debugging purposes. 245b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 246b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * The default value is null. 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param glWrapper the new GLWrapper 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setGLWrapper(GLWrapper glWrapper) { 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mGLWrapper = glWrapper; 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 254b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Set the debug flags to a new value. The value is 255b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * constructed by OR-together zero or more 256b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * of the DEBUG_CHECK_* constants. The debug flags take effect 2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * whenever a surface is created. The default value is zero. 2589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param debugFlags the new debug flags 2599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #DEBUG_CHECK_GL_ERROR 2609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #DEBUG_LOG_GL_CALLS 2619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setDebugFlags(int debugFlags) { 2639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDebugFlags = debugFlags; 2649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 266b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich /** 267b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Get the current value of the debug flags. 268b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * @return the current value of the debug flags. 269b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich */ 2709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getDebugFlags() { 2719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mDebugFlags; 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2758432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich * Control whether the EGL context is preserved when the GLSurfaceView is paused and 2768432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich * resumed. 2778432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich * <p> 2788432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich * If set to true, then the EGL context may be preserved when the GLSurfaceView is paused. 2798432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich * Whether the EGL context is actually preserved or not depends upon whether the 2808432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich * Android device that the program is running on can support an arbitrary number of EGL 2818432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich * contexts or not. Devices that can only support a limited number of EGL contexts must 2828432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich * release the EGL context in order to allow multiple applications to share the GPU. 2838432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich * <p> 2848432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich * If set to false, the EGL context will be released when the GLSurfaceView is paused, 2858432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich * and recreated when the GLSurfaceView is resumed. 2868432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich * <p> 2878432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich * 2888432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich * The default is false. 2898432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich * 2908432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich * @param preserveOnPause preserve the EGL context when paused 2918432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich */ 2928432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich public void setPreserveEGLContextOnPause(boolean preserveOnPause) { 2938432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich mPreserveEGLContextOnPause = preserveOnPause; 2948432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich } 2958432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich 2968432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich /** 2978432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich * @return true if the EGL context will be preserved when paused 2988432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich */ 2998432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich public boolean getPreserveEGLContextOnPause() { 3008432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich return mPreserveEGLContextOnPause; 3018432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich } 3028432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich 3038432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich /** 304b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Set the renderer associated with this view. Also starts the thread that 305b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * will call the renderer, which in turn causes the rendering to start. 306b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p>This method should be called once and only once in the life-cycle of 307b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * a GLSurfaceView. 308b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p>The following GLSurfaceView methods can only be called <em>before</em> 309b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * setRenderer is called: 310b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <ul> 311b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <li>{@link #setEGLConfigChooser(boolean)} 312b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <li>{@link #setEGLConfigChooser(EGLConfigChooser)} 313b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <li>{@link #setEGLConfigChooser(int, int, int, int, int, int)} 314b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * </ul> 315b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 316b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * The following GLSurfaceView methods can only be called <em>after</em> 317b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * setRenderer is called: 318b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <ul> 319b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <li>{@link #getRenderMode()} 320b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <li>{@link #onPause()} 321b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <li>{@link #onResume()} 322b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <li>{@link #queueEvent(Runnable)} 323b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <li>{@link #requestRender()} 324b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <li>{@link #setRenderMode(int)} 325b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * </ul> 326b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * 327b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * @param renderer the renderer to use to perform OpenGL drawing. 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setRenderer(Renderer renderer) { 33015e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich checkRenderThreadState(); 331a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich if (mEGLConfigChooser == null) { 332a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich mEGLConfigChooser = new SimpleEGLConfigChooser(true); 3339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 33415e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich if (mEGLContextFactory == null) { 33515e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich mEGLContextFactory = new DefaultContextFactory(); 33615e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich } 33715e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich if (mEGLWindowSurfaceFactory == null) { 33815e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich mEGLWindowSurfaceFactory = new DefaultWindowSurfaceFactory(); 33915e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich } 3402ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich mRenderer = renderer; 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mGLThread = new GLThread(renderer); 3429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mGLThread.start(); 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 34615e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * Install a custom EGLContextFactory. 34715e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * <p>If this method is 34815e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * called, it must be called before {@link #setRenderer(Renderer)} 34915e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * is called. 35015e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * <p> 35115e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * If this method is not called, then by default 35215e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * a context will be created with no shared context and 35315e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * with a null attribute list. 35415e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich */ 355a8fecb87c5eaaefc9ca6272e3b59ef88d293dd6dJack Palevich public void setEGLContextFactory(EGLContextFactory factory) { 35615e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich checkRenderThreadState(); 35715e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich mEGLContextFactory = factory; 35815e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich } 35915e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich 36015e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich /** 36115e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * Install a custom EGLWindowSurfaceFactory. 36215e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * <p>If this method is 36315e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * called, it must be called before {@link #setRenderer(Renderer)} 36415e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * is called. 36515e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * <p> 36615e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * If this method is not called, then by default 36715e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * a window surface will be created with a null attribute list. 36815e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich */ 369a8fecb87c5eaaefc9ca6272e3b59ef88d293dd6dJack Palevich public void setEGLWindowSurfaceFactory(EGLWindowSurfaceFactory factory) { 37015e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich checkRenderThreadState(); 37115e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich mEGLWindowSurfaceFactory = factory; 37215e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich } 37315e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich 37415e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich /** 375b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Install a custom EGLConfigChooser. 376b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p>If this method is 377b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * called, it must be called before {@link #setRenderer(Renderer)} 378a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich * is called. 379a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich * <p> 380b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * If no setEGLConfigChooser method is called, then by default the 38183835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * view will choose an EGLConfig that is compatible with the current 38283835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * android.view.Surface, with a depth buffer depth of 38383835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * at least 16 bits. 384a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich * @param configChooser 385a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich */ 386a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich public void setEGLConfigChooser(EGLConfigChooser configChooser) { 38715e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich checkRenderThreadState(); 388a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich mEGLConfigChooser = configChooser; 389a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich } 390a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich 391a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich /** 392b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Install a config chooser which will choose a config 393a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich * as close to 16-bit RGB as possible, with or without an optional depth 394a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich * buffer as close to 16-bits as possible. 395b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p>If this method is 396b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * called, it must be called before {@link #setRenderer(Renderer)} 397b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * is called. 398a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich * <p> 39983835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * If no setEGLConfigChooser method is called, then by default the 40083835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * view will choose an RGB_565 surface with a depth buffer depth of 40183835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * at least 16 bits. 402a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich * 403a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich * @param needDepth 404a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich */ 405a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich public void setEGLConfigChooser(boolean needDepth) { 406a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich setEGLConfigChooser(new SimpleEGLConfigChooser(needDepth)); 407a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich } 408a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich 409a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich /** 410b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Install a config chooser which will choose a config 41183835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * with at least the specified depthSize and stencilSize, 41283835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * and exactly the specified redSize, greenSize, blueSize and alphaSize. 413b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p>If this method is 414a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich * called, it must be called before {@link #setRenderer(Renderer)} 415a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich * is called. 416a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich * <p> 417b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * If no setEGLConfigChooser method is called, then by default the 41883835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * view will choose an RGB_565 surface with a depth buffer depth of 41983835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * at least 16 bits. 420a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich * 421a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich */ 422a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich public void setEGLConfigChooser(int redSize, int greenSize, int blueSize, 423a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich int alphaSize, int depthSize, int stencilSize) { 424a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich setEGLConfigChooser(new ComponentSizeChooser(redSize, greenSize, 425a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich blueSize, alphaSize, depthSize, stencilSize)); 426a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich } 4276ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich 4286ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich /** 4296ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * Inform the default EGLContextFactory and default EGLConfigChooser 4306ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * which EGLContext client version to pick. 4316ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * <p>Use this method to create an OpenGL ES 2.0-compatible context. 4326ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * Example: 4336ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * <pre class="prettyprint"> 4346ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * public MyView(Context context) { 4356ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * super(context); 4366ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * setEGLContextClientVersion(2); // Pick an OpenGL ES 2.0 context. 4376ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * setRenderer(new MyRenderer()); 4386ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * } 4396ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * </pre> 4406ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * <p>Note: Activities which require OpenGL ES 2.0 should indicate this by 4416ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * setting @lt;uses-feature android:glEsVersion="0x00020000" /> in the activity's 4426ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * AndroidManifest.xml file. 4436ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * <p>If this method is called, it must be called before {@link #setRenderer(Renderer)} 4446ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * is called. 4456ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * <p>This method only affects the behavior of the default EGLContexFactory and the 4466ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * default EGLConfigChooser. If 4476ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * {@link #setEGLContextFactory(EGLContextFactory)} has been called, then the supplied 4486ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * EGLContextFactory is responsible for creating an OpenGL ES 2.0-compatible context. 4496ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * If 4506ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * {@link #setEGLConfigChooser(EGLConfigChooser)} has been called, then the supplied 4516ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * EGLConfigChooser is responsible for choosing an OpenGL ES 2.0-compatible config. 4526ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * @param version The EGLContext client version to choose. Use 2 for OpenGL ES 2.0 4536ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich */ 4546ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich public void setEGLContextClientVersion(int version) { 4556ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich checkRenderThreadState(); 4566ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich mEGLContextClientVersion = version; 4576ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich } 4586ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich 459a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich /** 460b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Set the rendering mode. When renderMode is 4613e832dbe966c2ca0fde2f4bd87ad9c974a93a7cfJack Palevich * RENDERMODE_CONTINUOUSLY, the renderer is called 462b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * repeatedly to re-render the scene. When renderMode 4639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is RENDERMODE_WHEN_DIRTY, the renderer only rendered when the surface 4643e832dbe966c2ca0fde2f4bd87ad9c974a93a7cfJack Palevich * is created, or when {@link #requestRender} is called. Defaults to RENDERMODE_CONTINUOUSLY. 465b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 466b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Using RENDERMODE_WHEN_DIRTY can improve battery life and overall system performance 467b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * by allowing the GPU and CPU to idle when the view does not need to be updated. 468b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 469b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * This method can only be called after {@link #setRenderer(Renderer)} 470b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * 4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param renderMode one of the RENDERMODE_X constants 4723e832dbe966c2ca0fde2f4bd87ad9c974a93a7cfJack Palevich * @see #RENDERMODE_CONTINUOUSLY 473b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * @see #RENDERMODE_WHEN_DIRTY 4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setRenderMode(int renderMode) { 4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mGLThread.setRenderMode(renderMode); 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Get the current rendering mode. May be called 4819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * from any thread. Must not be called before a renderer has been set. 482b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * @return the current rendering mode. 4833e832dbe966c2ca0fde2f4bd87ad9c974a93a7cfJack Palevich * @see #RENDERMODE_CONTINUOUSLY 484b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * @see #RENDERMODE_WHEN_DIRTY 4859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getRenderMode() { 4879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mGLThread.getRenderMode(); 4889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 491b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Request that the renderer render a frame. 4929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This method is typically used when the render mode has been set to 493b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * {@link #RENDERMODE_WHEN_DIRTY}, so that frames are only rendered on demand. 494b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * May be called 495b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * from any thread. Must not be called before a renderer has been set. 4969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void requestRender() { 4989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mGLThread.requestRender(); 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 501b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich /** 502b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * This method is part of the SurfaceHolder.Callback interface, and is 503b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * not normally called or subclassed by clients of GLSurfaceView. 504b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich */ 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void surfaceCreated(SurfaceHolder holder) { 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mGLThread.surfaceCreated(); 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 509b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich /** 510b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * This method is part of the SurfaceHolder.Callback interface, and is 511b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * not normally called or subclassed by clients of GLSurfaceView. 512b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich */ 5139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void surfaceDestroyed(SurfaceHolder holder) { 5149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Surface will be destroyed when we return 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mGLThread.surfaceDestroyed(); 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 518b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich /** 519b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * This method is part of the SurfaceHolder.Callback interface, and is 520b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * not normally called or subclassed by clients of GLSurfaceView. 521b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich */ 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void surfaceChanged(SurfaceHolder holder, int format, int w, int h) { 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mGLThread.onWindowResize(w, h); 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Inform the view that the activity is paused. The owner of this view must 528b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * call this method when the activity is paused. Calling this method will 529b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * pause the rendering thread. 530b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Must not be called before a renderer has been set. 5319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onPause() { 5339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mGLThread.onPause(); 5349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Inform the view that the activity is resumed. The owner of this view must 538b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * call this method when the activity is resumed. Calling this method will 539b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * recreate the OpenGL display and resume the rendering 540b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * thread. 541b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Must not be called before a renderer has been set. 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onResume() { 5449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mGLThread.onResume(); 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 548b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Queue a runnable to be run on the GL rendering thread. This can be used 549b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * to communicate with the Renderer on the rendering thread. 550b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Must not be called before a renderer has been set. 5519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param r the runnable to be run on the GL rendering thread. 5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void queueEvent(Runnable r) { 5549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mGLThread.queueEvent(r); 5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 557b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich /** 558b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * This method is used as part of the View class and is not normally 559b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * called or subclassed by clients of GLSurfaceView. 5602ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich */ 5612ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich @Override 5622ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich protected void onAttachedToWindow() { 5632ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich super.onAttachedToWindow(); 5642ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich if (LOG_ATTACH_DETACH) { 5652ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich Log.d(TAG, "onAttachedToWindow reattach =" + mDetached); 5662ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich } 5672ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich if (mDetached && (mRenderer != null)) { 5681396afb73047c402db5af98e8f6b442ecbfa98d4Jack Palevich int renderMode = RENDERMODE_CONTINUOUSLY; 5691396afb73047c402db5af98e8f6b442ecbfa98d4Jack Palevich if (mGLThread != null) { 5701396afb73047c402db5af98e8f6b442ecbfa98d4Jack Palevich renderMode = mGLThread.getRenderMode(); 5711396afb73047c402db5af98e8f6b442ecbfa98d4Jack Palevich } 5722ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich mGLThread = new GLThread(mRenderer); 5731396afb73047c402db5af98e8f6b442ecbfa98d4Jack Palevich if (renderMode != RENDERMODE_CONTINUOUSLY) { 5741396afb73047c402db5af98e8f6b442ecbfa98d4Jack Palevich mGLThread.setRenderMode(renderMode); 5751396afb73047c402db5af98e8f6b442ecbfa98d4Jack Palevich } 5762ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich mGLThread.start(); 5772ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich } 5782ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich mDetached = false; 5792ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich } 5802ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich 5812ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich /** 5822ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich * This method is used as part of the View class and is not normally 5832ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich * called or subclassed by clients of GLSurfaceView. 584b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Must not be called before a renderer has been set. 585b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich */ 5869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 5879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onDetachedFromWindow() { 5882ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich if (LOG_ATTACH_DETACH) { 5892ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich Log.d(TAG, "onDetachedFromWindow"); 5902ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich } 5912ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich if (mGLThread != null) { 5922ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich mGLThread.requestExitAndWait(); 5932ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich } 5942ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich mDetached = true; 5959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onDetachedFromWindow(); 5969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // ---------------------------------------------------------------------- 5999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 600b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich /** 601b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * An interface used to wrap a GL interface. 602b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p>Typically 603b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * used for implementing debugging and tracing on top of the default 604b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * GL interface. You would typically use this by creating your own class 605b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * that implemented all the GL methods by delegating to another GL instance. 606b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Then you could add your own behavior before or after calling the 607b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * delegate. All the GLWrapper would do was instantiate and return the 608b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * wrapper GL instance: 609b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <pre class="prettyprint"> 610b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * class MyGLWrapper implements GLWrapper { 611b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * GL wrap(GL gl) { 612b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * return new MyGLImplementation(gl); 613b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * } 614b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * static class MyGLImplementation implements GL,GL10,GL11,... { 615b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * ... 616b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * } 617b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * } 618b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * </pre> 619b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * @see #setGLWrapper(GLWrapper) 620b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich */ 6219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface GLWrapper { 622b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich /** 623b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Wraps a gl interface in another gl interface. 624b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * @param gl a GL interface that is to be wrapped. 625b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * @return either the input argument or another GL object that wraps the input argument. 626b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich */ 627b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich GL wrap(GL gl); 6289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * A generic renderer interface. 632b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 633b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * The renderer is responsible for making OpenGL calls to render a frame. 634b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 635b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * GLSurfaceView clients typically create their own classes that implement 636b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * this interface, and then call {@link GLSurfaceView#setRenderer} to 637b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * register the renderer with the GLSurfaceView. 638b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 639b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <h3>Threading</h3> 640b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * The renderer will be called on a separate thread, so that rendering 641b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * performance is decoupled from the UI thread. Clients typically need to 642b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * communicate with the renderer from the UI thread, because that's where 643b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * input events are received. Clients can communicate using any of the 644b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * standard Java techniques for cross-thread communication, or they can 645b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * use the {@link GLSurfaceView#queueEvent(Runnable)} convenience method. 646b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 647b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <h3>EGL Context Lost</h3> 648b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * There are situations where the EGL rendering context will be lost. This 649b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * typically happens when device wakes up after going to sleep. When 650b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * the EGL context is lost, all OpenGL resources (such as textures) that are 651b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * associated with that context will be automatically deleted. In order to 652b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * keep rendering correctly, a renderer must recreate any lost resources 653b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * that it still needs. The {@link #onSurfaceCreated(GL10, EGLConfig)} method 654b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * is a convenient place to do this. 655b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * 656b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * 657b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * @see #setRenderer(Renderer) 6589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public interface Renderer { 6609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 661b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Called when the surface is created or recreated. 662b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 663b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Called when the rendering thread 664840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich * starts and whenever the EGL context is lost. The EGL context will typically 665b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * be lost when the Android device awakes after going to sleep. 666b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 667b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Since this method is called at the beginning of rendering, as well as 668b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * every time the EGL context is lost, this method is a convenient place to put 669b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * code to create resources that need to be created when the rendering 670b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * starts, and that need to be recreated when the EGL context is lost. 671b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Textures are an example of a resource that you might want to create 672b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * here. 673b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 674b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Note that when the EGL context is lost, all OpenGL resources associated 675b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * with that context will be automatically deleted. You do not need to call 676b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * the corresponding "glDelete" methods such as glDeleteTextures to 677b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * manually delete these lost resources. 678b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 6799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param gl the GL interface. Use <code>instanceof</code> to 6809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * test if the interface supports GL11 or higher interfaces. 6819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param config the EGLConfig of the created surface. Can be used 6829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to create matching pbuffers. 6839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onSurfaceCreated(GL10 gl, EGLConfig config); 685b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich 6869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 687b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Called when the surface changed size. 688b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 6899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Called after the surface is created and whenever 690b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * the OpenGL ES surface size changes. 691b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 692b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Typically you will set your viewport here. If your camera 693b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * is fixed then you could also set your projection matrix here: 694b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <pre class="prettyprint"> 695b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * void onSurfaceChanged(GL10 gl, int width, int height) { 696b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * gl.glViewport(0, 0, width, height); 697b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * // for a fixed camera, set the projection too 698b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * float ratio = (float) width / height; 699b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * gl.glMatrixMode(GL10.GL_PROJECTION); 700b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * gl.glLoadIdentity(); 701b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * gl.glFrustumf(-ratio, ratio, -1, 1, 1, 10); 702b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * } 703b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * </pre> 7049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param gl the GL interface. Use <code>instanceof</code> to 7059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * test if the interface supports GL11 or higher interfaces. 7069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param width 7079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param height 7089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onSurfaceChanged(GL10 gl, int width, int height); 710b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich 7119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 712b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * Called to draw the current frame. 713b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 714b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * This method is responsible for drawing the current frame. 715b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 716b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * The implementation of this method typically looks like this: 717b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <pre class="prettyprint"> 718b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * void onDrawFrame(GL10 gl) { 719b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * gl.glClear(GL10.GL_COLOR_BUFFER_BIT | GL10.GL_DEPTH_BUFFER_BIT); 720b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * //... other gl calls to render the scene ... 721b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * } 722b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * </pre> 7239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param gl the GL interface. Use <code>instanceof</code> to 7249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * test if the interface supports GL11 or higher interfaces. 7259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void onDrawFrame(GL10 gl); 7279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 73015e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * An interface for customizing the eglCreateContext and eglDestroyContext calls. 73115e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * <p> 73215e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * This interface must be implemented by clients wishing to call 73315e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * {@link GLSurfaceView#setEGLContextFactory(EGLContextFactory)} 73415e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich */ 73515e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich public interface EGLContextFactory { 73615e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich EGLContext createContext(EGL10 egl, EGLDisplay display, EGLConfig eglConfig); 73715e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich void destroyContext(EGL10 egl, EGLDisplay display, EGLContext context); 73815e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich } 73915e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich 7406ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich private class DefaultContextFactory implements EGLContextFactory { 7416ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich private int EGL_CONTEXT_CLIENT_VERSION = 0x3098; 74215e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich 74315e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich public EGLContext createContext(EGL10 egl, EGLDisplay display, EGLConfig config) { 7446ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich int[] attrib_list = {EGL_CONTEXT_CLIENT_VERSION, mEGLContextClientVersion, 7456ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich EGL10.EGL_NONE }; 7466ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich 7476ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich return egl.eglCreateContext(display, config, EGL10.EGL_NO_CONTEXT, 7486ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich mEGLContextClientVersion != 0 ? attrib_list : null); 74915e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich } 75015e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich 75115e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich public void destroyContext(EGL10 egl, EGLDisplay display, 75215e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich EGLContext context) { 75307353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich if (!egl.eglDestroyContext(display, context)) { 75407353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich Log.e("DefaultContextFactory", "display:" + display + " context: " + context); 75507353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich if (LOG_THREADS) { 75607353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich Log.i("DefaultContextFactory", "tid=" + Thread.currentThread().getId()); 75707353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich } 75807353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich throw new RuntimeException("eglDestroyContext failed: " 75907353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich + EGLLogWrapper.getErrorString(egl.eglGetError())); 76007353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich } 76115e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich } 76215e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich } 76315e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich 76415e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich /** 76515e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * An interface for customizing the eglCreateWindowSurface and eglDestroySurface calls. 76615e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * <p> 76715e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * This interface must be implemented by clients wishing to call 768d40dfbbbff81219258ca36b762a89ff503154345Jack Palevich * {@link GLSurfaceView#setEGLWindowSurfaceFactory(EGLWindowSurfaceFactory)} 76915e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich */ 77015e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich public interface EGLWindowSurfaceFactory { 771a35c120d8fafa7dded606a25bc100b13f48ab9e3Jack Palevich /** 772a35c120d8fafa7dded606a25bc100b13f48ab9e3Jack Palevich * @return null if the surface cannot be constructed. 773a35c120d8fafa7dded606a25bc100b13f48ab9e3Jack Palevich */ 77415e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich EGLSurface createWindowSurface(EGL10 egl, EGLDisplay display, EGLConfig config, 77515e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich Object nativeWindow); 77615e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich void destroySurface(EGL10 egl, EGLDisplay display, EGLSurface surface); 77715e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich } 77815e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich 77915e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich private static class DefaultWindowSurfaceFactory implements EGLWindowSurfaceFactory { 78015e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich 78115e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich public EGLSurface createWindowSurface(EGL10 egl, EGLDisplay display, 78215e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich EGLConfig config, Object nativeWindow) { 783a35c120d8fafa7dded606a25bc100b13f48ab9e3Jack Palevich EGLSurface result = null; 784a35c120d8fafa7dded606a25bc100b13f48ab9e3Jack Palevich try { 785a35c120d8fafa7dded606a25bc100b13f48ab9e3Jack Palevich result = egl.eglCreateWindowSurface(display, config, nativeWindow, null); 786a35c120d8fafa7dded606a25bc100b13f48ab9e3Jack Palevich } catch (IllegalArgumentException e) { 787a35c120d8fafa7dded606a25bc100b13f48ab9e3Jack Palevich // This exception indicates that the surface flinger surface 788a35c120d8fafa7dded606a25bc100b13f48ab9e3Jack Palevich // is not valid. This can happen if the surface flinger surface has 789a35c120d8fafa7dded606a25bc100b13f48ab9e3Jack Palevich // been torn down, but the application has not yet been 790a35c120d8fafa7dded606a25bc100b13f48ab9e3Jack Palevich // notified via SurfaceHolder.Callback.surfaceDestroyed. 791a35c120d8fafa7dded606a25bc100b13f48ab9e3Jack Palevich // In theory the application should be notified first, 792a35c120d8fafa7dded606a25bc100b13f48ab9e3Jack Palevich // but in practice sometimes it is not. See b/4588890 793a35c120d8fafa7dded606a25bc100b13f48ab9e3Jack Palevich Log.e(TAG, "eglCreateWindowSurface", e); 794a35c120d8fafa7dded606a25bc100b13f48ab9e3Jack Palevich } 795a35c120d8fafa7dded606a25bc100b13f48ab9e3Jack Palevich return result; 79615e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich } 79715e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich 79815e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich public void destroySurface(EGL10 egl, EGLDisplay display, 79915e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich EGLSurface surface) { 80015e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich egl.eglDestroySurface(display, surface); 80115e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich } 80215e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich } 80315e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich 80415e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich /** 805b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * An interface for choosing an EGLConfig configuration from a list of 806a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich * potential configurations. 807b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * <p> 808b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * This interface must be implemented by clients wishing to call 809b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * {@link GLSurfaceView#setEGLConfigChooser(EGLConfigChooser)} 810a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich */ 811a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich public interface EGLConfigChooser { 812a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich /** 813a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich * Choose a configuration from the list. Implementors typically 814a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich * implement this method by calling 815b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * {@link EGL10#eglChooseConfig} and iterating through the results. Please consult the 816b47c641fe8330fc68dbed91163ff07015068d0ceJack Palevich * EGL specification available from The Khronos Group to learn how to call eglChooseConfig. 817a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich * @param egl the EGL10 for the current display. 818a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich * @param display the current display. 819a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich * @return the chosen configuration. 820a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich */ 821a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich EGLConfig chooseConfig(EGL10 egl, EGLDisplay display); 822a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich } 823a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich 8246ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich private abstract class BaseConfigChooser 825a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich implements EGLConfigChooser { 826a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich public BaseConfigChooser(int[] configSpec) { 8276ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich mConfigSpec = filterConfigSpec(configSpec); 828a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich } 8296ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich 830a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich public EGLConfig chooseConfig(EGL10 egl, EGLDisplay display) { 831a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich int[] num_config = new int[1]; 83228023911a4b572f0ca640e7a3e3f9a0dd6f535e9Jack Palevich if (!egl.eglChooseConfig(display, mConfigSpec, null, 0, 83328023911a4b572f0ca640e7a3e3f9a0dd6f535e9Jack Palevich num_config)) { 83428023911a4b572f0ca640e7a3e3f9a0dd6f535e9Jack Palevich throw new IllegalArgumentException("eglChooseConfig failed"); 83528023911a4b572f0ca640e7a3e3f9a0dd6f535e9Jack Palevich } 836a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich 837a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich int numConfigs = num_config[0]; 838a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich 839a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich if (numConfigs <= 0) { 840a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich throw new IllegalArgumentException( 841a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich "No configs match configSpec"); 842a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich } 843a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich 844a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich EGLConfig[] configs = new EGLConfig[numConfigs]; 84528023911a4b572f0ca640e7a3e3f9a0dd6f535e9Jack Palevich if (!egl.eglChooseConfig(display, mConfigSpec, configs, numConfigs, 84628023911a4b572f0ca640e7a3e3f9a0dd6f535e9Jack Palevich num_config)) { 84728023911a4b572f0ca640e7a3e3f9a0dd6f535e9Jack Palevich throw new IllegalArgumentException("eglChooseConfig#2 failed"); 84828023911a4b572f0ca640e7a3e3f9a0dd6f535e9Jack Palevich } 849a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich EGLConfig config = chooseConfig(egl, display, configs); 850a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich if (config == null) { 851a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich throw new IllegalArgumentException("No config chosen"); 852a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich } 853a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich return config; 854a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich } 855a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich 856a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich abstract EGLConfig chooseConfig(EGL10 egl, EGLDisplay display, 857a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich EGLConfig[] configs); 858a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich 859a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich protected int[] mConfigSpec; 8606ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich 8616ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich private int[] filterConfigSpec(int[] configSpec) { 8626ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich if (mEGLContextClientVersion != 2) { 8636ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich return configSpec; 8646ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich } 8656ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich /* We know none of the subclasses define EGL_RENDERABLE_TYPE. 8666ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich * And we know the configSpec is well formed. 8676ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich */ 8686ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich int len = configSpec.length; 8696ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich int[] newConfigSpec = new int[len + 2]; 8706ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich System.arraycopy(configSpec, 0, newConfigSpec, 0, len-1); 8716ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich newConfigSpec[len-1] = EGL10.EGL_RENDERABLE_TYPE; 8726ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich newConfigSpec[len] = 4; /* EGL_OPENGL_ES2_BIT */ 8736ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich newConfigSpec[len+1] = EGL10.EGL_NONE; 8746ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich return newConfigSpec; 8756ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich } 876a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich } 877a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich 87883835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich /** 87983835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * Choose a configuration with exactly the specified r,g,b,a sizes, 88083835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * and at least the specified depth and stencil sizes. 88183835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich */ 8826ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich private class ComponentSizeChooser extends BaseConfigChooser { 883a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich public ComponentSizeChooser(int redSize, int greenSize, int blueSize, 884a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich int alphaSize, int depthSize, int stencilSize) { 885a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich super(new int[] { 886a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich EGL10.EGL_RED_SIZE, redSize, 887a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich EGL10.EGL_GREEN_SIZE, greenSize, 888a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich EGL10.EGL_BLUE_SIZE, blueSize, 889a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich EGL10.EGL_ALPHA_SIZE, alphaSize, 890a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich EGL10.EGL_DEPTH_SIZE, depthSize, 891a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich EGL10.EGL_STENCIL_SIZE, stencilSize, 892a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich EGL10.EGL_NONE}); 893a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich mValue = new int[1]; 894a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich mRedSize = redSize; 895a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich mGreenSize = greenSize; 896a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich mBlueSize = blueSize; 897a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich mAlphaSize = alphaSize; 898a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich mDepthSize = depthSize; 899a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich mStencilSize = stencilSize; 900a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich } 901a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich 902a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich @Override 903a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich public EGLConfig chooseConfig(EGL10 egl, EGLDisplay display, 904a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich EGLConfig[] configs) { 90583835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich for (EGLConfig config : configs) { 906a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich int d = findConfigAttrib(egl, display, config, 907a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich EGL10.EGL_DEPTH_SIZE, 0); 908a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich int s = findConfigAttrib(egl, display, config, 909a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich EGL10.EGL_STENCIL_SIZE, 0); 91083835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich if ((d >= mDepthSize) && (s >= mStencilSize)) { 91182fd4fce16b9bbde25d044acc86ddf7306ebdd10Mathias Agopian int r = findConfigAttrib(egl, display, config, 91282fd4fce16b9bbde25d044acc86ddf7306ebdd10Mathias Agopian EGL10.EGL_RED_SIZE, 0); 91382fd4fce16b9bbde25d044acc86ddf7306ebdd10Mathias Agopian int g = findConfigAttrib(egl, display, config, 91482fd4fce16b9bbde25d044acc86ddf7306ebdd10Mathias Agopian EGL10.EGL_GREEN_SIZE, 0); 91582fd4fce16b9bbde25d044acc86ddf7306ebdd10Mathias Agopian int b = findConfigAttrib(egl, display, config, 91682fd4fce16b9bbde25d044acc86ddf7306ebdd10Mathias Agopian EGL10.EGL_BLUE_SIZE, 0); 91782fd4fce16b9bbde25d044acc86ddf7306ebdd10Mathias Agopian int a = findConfigAttrib(egl, display, config, 91882fd4fce16b9bbde25d044acc86ddf7306ebdd10Mathias Agopian EGL10.EGL_ALPHA_SIZE, 0); 91983835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich if ((r == mRedSize) && (g == mGreenSize) 92083835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich && (b == mBlueSize) && (a == mAlphaSize)) { 92183835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich return config; 92282fd4fce16b9bbde25d044acc86ddf7306ebdd10Mathias Agopian } 923a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich } 924a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich } 92583835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich return null; 926a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich } 927a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich 928a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich private int findConfigAttrib(EGL10 egl, EGLDisplay display, 929a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich EGLConfig config, int attribute, int defaultValue) { 930a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich 931a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich if (egl.eglGetConfigAttrib(display, config, attribute, mValue)) { 932a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich return mValue[0]; 933a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich } 934a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich return defaultValue; 935a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich } 936a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich 937a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich private int[] mValue; 938a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich // Subclasses can adjust these values: 939a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich protected int mRedSize; 940a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich protected int mGreenSize; 941a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich protected int mBlueSize; 942a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich protected int mAlphaSize; 943a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich protected int mDepthSize; 944a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich protected int mStencilSize; 945a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich } 946a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich 947a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich /** 94883835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * This class will choose a RGB_565 surface with 94983835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich * or without a depth buffer. 950a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich * 951a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich */ 9526ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich private class SimpleEGLConfigChooser extends ComponentSizeChooser { 953a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich public SimpleEGLConfigChooser(boolean withDepthBuffer) { 95483835359e51ddb8be37cea9bf4bb32f9390d82b7Jack Palevich super(5, 6, 5, 0, withDepthBuffer ? 16 : 0, 0); 955a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich } 956a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich } 957a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich 958a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich /** 9599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * An EGL helper class. 9609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private class EglHelper { 9639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public EglHelper() { 9649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 9689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Initialize EGL for a given configuration spec. 9699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param configSpec 9709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 971840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich public void start() { 97207353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich if (LOG_EGL) { 97307353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich Log.w("EglHelper", "start() tid=" + Thread.currentThread().getId()); 97407353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich } 9759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 9769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Get an EGL instance 9779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEgl = (EGL10) EGLContext.getEGL(); 9799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 9819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Get to the default display. 9829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEglDisplay = mEgl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY); 9849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 98528023911a4b572f0ca640e7a3e3f9a0dd6f535e9Jack Palevich if (mEglDisplay == EGL10.EGL_NO_DISPLAY) { 98628023911a4b572f0ca640e7a3e3f9a0dd6f535e9Jack Palevich throw new RuntimeException("eglGetDisplay failed"); 98728023911a4b572f0ca640e7a3e3f9a0dd6f535e9Jack Palevich } 98828023911a4b572f0ca640e7a3e3f9a0dd6f535e9Jack Palevich 9899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 9909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * We can now initialize EGL for that display 9919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int[] version = new int[2]; 99328023911a4b572f0ca640e7a3e3f9a0dd6f535e9Jack Palevich if(!mEgl.eglInitialize(mEglDisplay, version)) { 99428023911a4b572f0ca640e7a3e3f9a0dd6f535e9Jack Palevich throw new RuntimeException("eglInitialize failed"); 99528023911a4b572f0ca640e7a3e3f9a0dd6f535e9Jack Palevich } 996a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich mEglConfig = mEGLConfigChooser.chooseConfig(mEgl, mEglDisplay); 9979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 999840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich * Create an EGL context. We want to do this as rarely as we can, because an 1000840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich * EGL context is a somewhat heavy object. 10019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 100215e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich mEglContext = mEGLContextFactory.createContext(mEgl, mEglDisplay, mEglConfig); 10032e26fc08aa1939c19e939d983bd608cdec050024Jack Palevich if (mEglContext == null || mEglContext == EGL10.EGL_NO_CONTEXT) { 100407353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich mEglContext = null; 10059bb4dbae91df0971038e955ef49c5d9a64d4a428Jack Palevich throwEglException("createContext"); 10062e26fc08aa1939c19e939d983bd608cdec050024Jack Palevich } 100707353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich if (LOG_EGL) { 100807353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich Log.w("EglHelper", "createContext " + mEglContext + " tid=" + Thread.currentThread().getId()); 100907353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich } 10109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEglSurface = null; 10129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 10159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * React to the creation of a new surface by creating and returning an 10169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * OpenGL interface that renders to that surface. 10179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 10189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public GL createSurface(SurfaceHolder holder) { 101907353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich if (LOG_EGL) { 102007353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich Log.w("EglHelper", "createSurface() tid=" + Thread.currentThread().getId()); 102107353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich } 102207353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich /* 102307353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich * Check preconditions. 102407353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich */ 102507353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich if (mEgl == null) { 102607353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich throw new RuntimeException("egl not initialized"); 102707353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich } 102807353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich if (mEglDisplay == null) { 102907353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich throw new RuntimeException("eglDisplay not initialized"); 103007353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich } 103107353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich if (mEglConfig == null) { 103207353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich throw new RuntimeException("mEglConfig not initialized"); 103307353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich } 10349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 10359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The window size has changed, so we need to create a new 10369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * surface. 10379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 10382e26fc08aa1939c19e939d983bd608cdec050024Jack Palevich if (mEglSurface != null && mEglSurface != EGL10.EGL_NO_SURFACE) { 10399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 10419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unbind and destroy the old EGL surface, if 10429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * there is one. 10439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 10449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEgl.eglMakeCurrent(mEglDisplay, EGL10.EGL_NO_SURFACE, 10459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project EGL10.EGL_NO_SURFACE, EGL10.EGL_NO_CONTEXT); 104615e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich mEGLWindowSurfaceFactory.destroySurface(mEgl, mEglDisplay, mEglSurface); 10479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 10509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Create an EGL surface we can render into. 10519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 105215e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich mEglSurface = mEGLWindowSurfaceFactory.createWindowSurface(mEgl, 105315e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich mEglDisplay, mEglConfig, holder); 10549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10552e26fc08aa1939c19e939d983bd608cdec050024Jack Palevich if (mEglSurface == null || mEglSurface == EGL10.EGL_NO_SURFACE) { 10560e4aa37872810e46775374596e0beb11f7123727Jack Palevich int error = mEgl.eglGetError(); 10570e4aa37872810e46775374596e0beb11f7123727Jack Palevich if (error == EGL10.EGL_BAD_NATIVE_WINDOW) { 10580e4aa37872810e46775374596e0beb11f7123727Jack Palevich Log.e("EglHelper", "createWindowSurface returned EGL_BAD_NATIVE_WINDOW."); 10590e4aa37872810e46775374596e0beb11f7123727Jack Palevich } 1060a35c120d8fafa7dded606a25bc100b13f48ab9e3Jack Palevich return null; 10612e26fc08aa1939c19e939d983bd608cdec050024Jack Palevich } 10622e26fc08aa1939c19e939d983bd608cdec050024Jack Palevich 10639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 10649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Before we can issue GL commands, we need to make sure 10659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the context is current and bound to a surface. 10669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 10672e26fc08aa1939c19e939d983bd608cdec050024Jack Palevich if (!mEgl.eglMakeCurrent(mEglDisplay, mEglSurface, mEglSurface, mEglContext)) { 10685aa3adcf304ec3767b3c22128acb23240d8d0babJack Palevich throwEglException("eglMakeCurrent"); 10692e26fc08aa1939c19e939d983bd608cdec050024Jack Palevich } 10709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GL gl = mEglContext.getGL(); 10729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mGLWrapper != null) { 10739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gl = mGLWrapper.wrap(gl); 10749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1076a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich if ((mDebugFlags & (DEBUG_CHECK_GL_ERROR | DEBUG_LOG_GL_CALLS)) != 0) { 10779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int configFlags = 0; 10789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Writer log = null; 10799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((mDebugFlags & DEBUG_CHECK_GL_ERROR) != 0) { 10809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project configFlags |= GLDebugHelper.CONFIG_CHECK_GL_ERROR; 10819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((mDebugFlags & DEBUG_LOG_GL_CALLS) != 0) { 10839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project log = new LogWriter(); 10849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gl = GLDebugHelper.wrap(gl, configFlags, log); 10869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return gl; 10889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10903ab88557947d708cc36d60ce6566509ceff944e4Mathias Agopian public void purgeBuffers() { 10913ab88557947d708cc36d60ce6566509ceff944e4Mathias Agopian mEgl.eglMakeCurrent(mEglDisplay, 10923ab88557947d708cc36d60ce6566509ceff944e4Mathias Agopian EGL10.EGL_NO_SURFACE, EGL10.EGL_NO_SURFACE, 10933ab88557947d708cc36d60ce6566509ceff944e4Mathias Agopian EGL10.EGL_NO_CONTEXT); 10943ab88557947d708cc36d60ce6566509ceff944e4Mathias Agopian mEgl.eglMakeCurrent(mEglDisplay, 10953ab88557947d708cc36d60ce6566509ceff944e4Mathias Agopian mEglSurface, mEglSurface, 10963ab88557947d708cc36d60ce6566509ceff944e4Mathias Agopian mEglContext); 10973ab88557947d708cc36d60ce6566509ceff944e4Mathias Agopian } 10983ab88557947d708cc36d60ce6566509ceff944e4Mathias Agopian 10999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 11009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Display the current render surface. 11019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return false if the context has been lost. 11029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 11039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean swap() { 110404b17ab7b4a17a28f541f746c3d55046c5b87596Jack Palevich if (! mEgl.eglSwapBuffers(mEglDisplay, mEglSurface)) { 11059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 110604b17ab7b4a17a28f541f746c3d55046c5b87596Jack Palevich /* 110704b17ab7b4a17a28f541f746c3d55046c5b87596Jack Palevich * Check for EGL_CONTEXT_LOST, which means the context 110804b17ab7b4a17a28f541f746c3d55046c5b87596Jack Palevich * and all associated data were lost (For instance because 110904b17ab7b4a17a28f541f746c3d55046c5b87596Jack Palevich * the device went to sleep). We need to sleep until we 111004b17ab7b4a17a28f541f746c3d55046c5b87596Jack Palevich * get a new surface. 111104b17ab7b4a17a28f541f746c3d55046c5b87596Jack Palevich */ 111204b17ab7b4a17a28f541f746c3d55046c5b87596Jack Palevich int error = mEgl.eglGetError(); 11130e4aa37872810e46775374596e0beb11f7123727Jack Palevich switch(error) { 11140e4aa37872810e46775374596e0beb11f7123727Jack Palevich case EGL11.EGL_CONTEXT_LOST: 111504b17ab7b4a17a28f541f746c3d55046c5b87596Jack Palevich return false; 11160e4aa37872810e46775374596e0beb11f7123727Jack Palevich case EGL10.EGL_BAD_NATIVE_WINDOW: 11170e4aa37872810e46775374596e0beb11f7123727Jack Palevich // The native window is bad, probably because the 11180e4aa37872810e46775374596e0beb11f7123727Jack Palevich // window manager has closed it. Ignore this error, 11190e4aa37872810e46775374596e0beb11f7123727Jack Palevich // on the expectation that the application will be closed soon. 11200e4aa37872810e46775374596e0beb11f7123727Jack Palevich Log.e("EglHelper", "eglSwapBuffers returned EGL_BAD_NATIVE_WINDOW. tid=" + Thread.currentThread().getId()); 11210e4aa37872810e46775374596e0beb11f7123727Jack Palevich break; 11220e4aa37872810e46775374596e0beb11f7123727Jack Palevich default: 112304b17ab7b4a17a28f541f746c3d55046c5b87596Jack Palevich throwEglException("eglSwapBuffers", error); 112404b17ab7b4a17a28f541f746c3d55046c5b87596Jack Palevich } 112504b17ab7b4a17a28f541f746c3d55046c5b87596Jack Palevich } 112604b17ab7b4a17a28f541f746c3d55046c5b87596Jack Palevich return true; 11279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11291bd888ba2e0976a179258cfa65ef07be31602a0aJack Palevich public void destroySurface() { 113007353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich if (LOG_EGL) { 113107353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich Log.w("EglHelper", "destroySurface() tid=" + Thread.currentThread().getId()); 113207353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich } 11332e26fc08aa1939c19e939d983bd608cdec050024Jack Palevich if (mEglSurface != null && mEglSurface != EGL10.EGL_NO_SURFACE) { 11349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEgl.eglMakeCurrent(mEglDisplay, EGL10.EGL_NO_SURFACE, 11359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project EGL10.EGL_NO_SURFACE, 11369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project EGL10.EGL_NO_CONTEXT); 113715e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich mEGLWindowSurfaceFactory.destroySurface(mEgl, mEglDisplay, mEglSurface); 11389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEglSurface = null; 11399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11401bd888ba2e0976a179258cfa65ef07be31602a0aJack Palevich } 11411bd888ba2e0976a179258cfa65ef07be31602a0aJack Palevich 11421bd888ba2e0976a179258cfa65ef07be31602a0aJack Palevich public void finish() { 114307353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich if (LOG_EGL) { 114407353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich Log.w("EglHelper", "finish() tid=" + Thread.currentThread().getId()); 114507353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich } 11469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mEglContext != null) { 114715e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich mEGLContextFactory.destroyContext(mEgl, mEglDisplay, mEglContext); 11489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEglContext = null; 11499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mEglDisplay != null) { 11519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEgl.eglTerminate(mEglDisplay); 11529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEglDisplay = null; 11539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11565aa3adcf304ec3767b3c22128acb23240d8d0babJack Palevich private void throwEglException(String function) { 115704b17ab7b4a17a28f541f746c3d55046c5b87596Jack Palevich throwEglException(function, mEgl.eglGetError()); 115804b17ab7b4a17a28f541f746c3d55046c5b87596Jack Palevich } 115904b17ab7b4a17a28f541f746c3d55046c5b87596Jack Palevich 116004b17ab7b4a17a28f541f746c3d55046c5b87596Jack Palevich private void throwEglException(String function, int error) { 116107353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich String message = function + " failed: " + EGLLogWrapper.getErrorString(error); 116207353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich if (LOG_THREADS) { 116307353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich Log.e("EglHelper", "throwEglException tid=" + Thread.currentThread().getId() + " " + message); 116407353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich } 116507353a1e8598b1e2993b8b6763f630379ae6e8bbJack Palevich throw new RuntimeException(message); 11665aa3adcf304ec3767b3c22128acb23240d8d0babJack Palevich } 11675aa3adcf304ec3767b3c22128acb23240d8d0babJack Palevich 11689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project EGL10 mEgl; 11699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project EGLDisplay mEglDisplay; 11709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project EGLSurface mEglSurface; 11719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project EGLConfig mEglConfig; 11729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project EGLContext mEglContext; 1173840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich 11749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 11779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * A generic GL Thread. Takes care of initializing EGL and GL. Delegates 11789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to a Renderer instance to do the actual drawing. Can be configured to 11799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * render continuously or on request. 11809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 118167dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich * All potentially blocking synchronization is done through the 118267dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich * sGLThreadManager object. This avoids multiple-lock ordering issues. 118367dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich * 11849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 11859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project class GLThread extends Thread { 11869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GLThread(Renderer renderer) { 11879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(); 11889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWidth = 0; 11899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHeight = 0; 11909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRequestRender = true; 11913e832dbe966c2ca0fde2f4bd87ad9c974a93a7cfJack Palevich mRenderMode = RENDERMODE_CONTINUOUSLY; 11929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRenderer = renderer; 11939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 11969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void run() { 11978b2c9c9ecb08d25244fa97fb42c2c315ae3cf03dJack Palevich setName("GLThread " + getId()); 11988b2c9c9ecb08d25244fa97fb42c2c315ae3cf03dJack Palevich if (LOG_THREADS) { 11998b2c9c9ecb08d25244fa97fb42c2c315ae3cf03dJack Palevich Log.i("GLThread", "starting tid=" + getId()); 12008b2c9c9ecb08d25244fa97fb42c2c315ae3cf03dJack Palevich } 12018b2c9c9ecb08d25244fa97fb42c2c315ae3cf03dJack Palevich 12029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 12039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project guardedRun(); 12049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (InterruptedException e) { 12059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // fall thru and exit normally 12069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } finally { 120767dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich sGLThreadManager.threadExiting(this); 12089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 121167dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich /* 121267dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich * This private method should only be called inside a 121367dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich * synchronized(sGLThreadManager) block. 121467dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich */ 1215840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich private void stopEglSurfaceLocked() { 1216840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich if (mHaveEglSurface) { 1217840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich mHaveEglSurface = false; 121832d416518473f3bf5323d660e5910ca5633ffed6Jack Palevich mEglHelper.destroySurface(); 121932d416518473f3bf5323d660e5910ca5633ffed6Jack Palevich } 122032d416518473f3bf5323d660e5910ca5633ffed6Jack Palevich } 122132d416518473f3bf5323d660e5910ca5633ffed6Jack Palevich 1222840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich /* 1223840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich * This private method should only be called inside a 1224840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich * synchronized(sGLThreadManager) block. 1225840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich */ 1226840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich private void stopEglContextLocked() { 1227840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich if (mHaveEglContext) { 1228840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich mEglHelper.finish(); 1229840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich mHaveEglContext = false; 1230840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich sGLThreadManager.releaseEglContextLocked(this); 1231840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich } 1232840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich } 12339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void guardedRun() throws InterruptedException { 12349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mEglHelper = new EglHelper(); 1235840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich mHaveEglContext = false; 1236840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich mHaveEglSurface = false; 123715e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich try { 123815e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich GL10 gl = null; 1239840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich boolean createEglContext = false; 1240a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich boolean createEglSurface = false; 1241840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich boolean lostEglContext = false; 1242a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich boolean sizeChanged = false; 124321799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich boolean wantRenderNotification = false; 124421799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich boolean doRenderNotification = false; 12451b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich boolean askedToReleaseEglContext = false; 1246a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich int w = 0; 1247a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich int h = 0; 1248a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich Runnable event = null; 124967dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich 1250a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich while (true) { 125167dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich synchronized (sGLThreadManager) { 125267dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich while (true) { 1253a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich if (mShouldExit) { 1254a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich return; 1255a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich } 1256a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich 1257a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich if (! mEventQueue.isEmpty()) { 1258a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich event = mEventQueue.remove(0); 1259a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich break; 1260a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich } 1261a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich 1262451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich // Update the pause state. 1263451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich if (mPaused != mRequestPaused) { 1264451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich mPaused = mRequestPaused; 1265451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich sGLThreadManager.notifyAll(); 1266451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich if (LOG_PAUSE_RESUME) { 1267451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich Log.i("GLThread", "mPaused is now " + mPaused + " tid=" + getId()); 1268451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich } 1269451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich } 1270451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich 12711b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich // Do we need to give up the EGL context? 12721b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich if (mShouldReleaseEglContext) { 12731b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich if (LOG_SURFACE) { 12741b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich Log.i("GLThread", "releasing EGL context because asked to tid=" + getId()); 12751b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich } 12761b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich stopEglSurfaceLocked(); 12771b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich stopEglContextLocked(); 12781b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich mShouldReleaseEglContext = false; 12791b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich askedToReleaseEglContext = true; 12801b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich } 12811b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich 1282840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich // Have we lost the EGL context? 1283840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich if (lostEglContext) { 1284840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich stopEglSurfaceLocked(); 1285840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich stopEglContextLocked(); 1286840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich lostEglContext = false; 1287840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich } 1288840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich 1289a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich // Do we need to release the EGL surface? 1290840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich if (mHaveEglSurface && mPaused) { 1291a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich if (LOG_SURFACE) { 1292a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich Log.i("GLThread", "releasing EGL surface because paused tid=" + getId()); 1293a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich } 1294840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich stopEglSurfaceLocked(); 12958432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich if (!mPreserveEGLContextOnPause || sGLThreadManager.shouldReleaseEGLContextWhenPausing()) { 1296840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich stopEglContextLocked(); 1297840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich if (LOG_SURFACE) { 1298840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich Log.i("GLThread", "releasing EGL context because paused tid=" + getId()); 1299840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich } 1300840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich } 1301b1768998f14e03bd69cf049783d6cbeccf6d5839Jack Palevich if (sGLThreadManager.shouldTerminateEGLWhenPausing()) { 1302b1768998f14e03bd69cf049783d6cbeccf6d5839Jack Palevich mEglHelper.finish(); 1303b1768998f14e03bd69cf049783d6cbeccf6d5839Jack Palevich if (LOG_SURFACE) { 1304b1768998f14e03bd69cf049783d6cbeccf6d5839Jack Palevich Log.i("GLThread", "terminating EGL because paused tid=" + getId()); 1305b1768998f14e03bd69cf049783d6cbeccf6d5839Jack Palevich } 1306b1768998f14e03bd69cf049783d6cbeccf6d5839Jack Palevich } 130767dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich } 1308a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich 1309a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich // Have we lost the surface view surface? 1310a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich if ((! mHasSurface) && (! mWaitingForSurface)) { 1311a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich if (LOG_SURFACE) { 1312a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich Log.i("GLThread", "noticed surfaceView surface lost tid=" + getId()); 131315e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich } 1314840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich if (mHaveEglSurface) { 1315840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich stopEglSurfaceLocked(); 131632d416518473f3bf5323d660e5910ca5633ffed6Jack Palevich } 1317a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich mWaitingForSurface = true; 1318a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich sGLThreadManager.notifyAll(); 131932d416518473f3bf5323d660e5910ca5633ffed6Jack Palevich } 132067dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich 1321a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich // Have we acquired the surface view surface? 1322a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich if (mHasSurface && mWaitingForSurface) { 1323a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich if (LOG_SURFACE) { 1324a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich Log.i("GLThread", "noticed surfaceView surface acquired tid=" + getId()); 1325a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich } 1326a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich mWaitingForSurface = false; 1327a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich sGLThreadManager.notifyAll(); 132867dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich } 132967dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich 133021799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich if (doRenderNotification) { 13311b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich if (LOG_SURFACE) { 13321b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich Log.i("GLThread", "sending render notification tid=" + getId()); 13331b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich } 133421799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich wantRenderNotification = false; 133521799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich doRenderNotification = false; 133621799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich mRenderComplete = true; 133721799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich sGLThreadManager.notifyAll(); 133821799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich } 133921799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich 1340a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich // Ready to draw? 13411b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich if (readyToDraw()) { 1342a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich 1343840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich // If we don't have an EGL context, try to acquire one. 13441b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich if (! mHaveEglContext) { 13451b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich if (askedToReleaseEglContext) { 13461b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich askedToReleaseEglContext = false; 13471b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich } else if (sGLThreadManager.tryAcquireEglContextLocked(this)) { 13481b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich try { 13491b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich mEglHelper.start(); 13501b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich } catch (RuntimeException t) { 13511b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich sGLThreadManager.releaseEglContextLocked(this); 13521b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich throw t; 13531b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich } 13541b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich mHaveEglContext = true; 13551b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich createEglContext = true; 1356840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich 13571b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich sGLThreadManager.notifyAll(); 13581b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich } 1359840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich } 1360840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich 1361840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich if (mHaveEglContext && !mHaveEglSurface) { 1362840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich mHaveEglSurface = true; 1363a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich createEglSurface = true; 1364a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich sizeChanged = true; 1365a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich } 136667dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich 1367840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich if (mHaveEglSurface) { 1368a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich if (mSizeChanged) { 1369a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich sizeChanged = true; 1370a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich w = mWidth; 1371a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich h = mHeight; 137221799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich wantRenderNotification = true; 13731b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich if (LOG_SURFACE) { 13741b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich Log.i("GLThread", "noticing that we want render notification tid=" + getId()); 13751b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich } 137621799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich 1377a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich if (DRAW_TWICE_AFTER_SIZE_CHANGED) { 1378a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich // We keep mRequestRender true so that we draw twice after the size changes. 1379a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich // (Once because of mSizeChanged, the second time because of mRequestRender.) 1380a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich // This forces the updated graphics onto the screen. 1381a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich } else { 1382a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich mRequestRender = false; 1383a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich } 1384a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich mSizeChanged = false; 1385a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich } else { 1386a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich mRequestRender = false; 1387a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich } 138867dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich sGLThreadManager.notifyAll(); 1389a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich break; 139067dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich } 139132d416518473f3bf5323d660e5910ca5633ffed6Jack Palevich } 139267dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich 1393a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich // By design, this is the only place in a GLThread thread where we wait(). 139432d416518473f3bf5323d660e5910ca5633ffed6Jack Palevich if (LOG_THREADS) { 13951b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich Log.i("GLThread", "waiting tid=" + getId() 13961b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich + " mHaveEglContext: " + mHaveEglContext 13971b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich + " mHaveEglSurface: " + mHaveEglSurface 13981b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich + " mPaused: " + mPaused 13991b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich + " mHasSurface: " + mHasSurface 14001b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich + " mWaitingForSurface: " + mWaitingForSurface 14011b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich + " mWidth: " + mWidth 14021b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich + " mHeight: " + mHeight 14031b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich + " mRequestRender: " + mRequestRender 14041b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich + " mRenderMode: " + mRenderMode); 14051bd888ba2e0976a179258cfa65ef07be31602a0aJack Palevich } 140667dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich sGLThreadManager.wait(); 140715e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich } 140867dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich } // end of synchronized(sGLThreadManager) 140967dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich 1410a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich if (event != null) { 1411a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich event.run(); 1412a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich event = null; 141367dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich continue; 14149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 141567dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich 1416a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich if (createEglSurface) { 14174a2221ec4a929976be570ad096252c8dea326e19Jack Palevich if (LOG_SURFACE) { 14184a2221ec4a929976be570ad096252c8dea326e19Jack Palevich Log.w("GLThread", "egl createSurface"); 14194a2221ec4a929976be570ad096252c8dea326e19Jack Palevich } 142015e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich gl = (GL10) mEglHelper.createSurface(getHolder()); 14210e4aa37872810e46775374596e0beb11f7123727Jack Palevich if (gl == null) { 14220e4aa37872810e46775374596e0beb11f7123727Jack Palevich // Couldn't create a surface. Quit quietly. 14230e4aa37872810e46775374596e0beb11f7123727Jack Palevich break; 14240e4aa37872810e46775374596e0beb11f7123727Jack Palevich } 142579447b2087c8c820d742185dda7305101f9656f0Jack Palevich sGLThreadManager.checkGLDriver(gl); 1426a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich createEglSurface = false; 142715e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich } 1428a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich 1429840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich if (createEglContext) { 14304a2221ec4a929976be570ad096252c8dea326e19Jack Palevich if (LOG_RENDERER) { 14314a2221ec4a929976be570ad096252c8dea326e19Jack Palevich Log.w("GLThread", "onSurfaceCreated"); 14324a2221ec4a929976be570ad096252c8dea326e19Jack Palevich } 1433840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich mRenderer.onSurfaceCreated(gl, mEglHelper.mEglConfig); 1434840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich createEglContext = false; 1435840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich } 1436840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich 1437a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich if (sizeChanged) { 1438a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich if (LOG_RENDERER) { 1439a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich Log.w("GLThread", "onSurfaceChanged(" + w + ", " + h + ")"); 1440a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich } 14413ab88557947d708cc36d60ce6566509ceff944e4Mathias Agopian mEglHelper.purgeBuffers(); 144215e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich mRenderer.onSurfaceChanged(gl, w, h); 1443a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich sizeChanged = false; 144415e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich } 1445a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich 14464a2221ec4a929976be570ad096252c8dea326e19Jack Palevich if (LOG_RENDERER_DRAW_FRAME) { 14471b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich Log.w("GLThread", "onDrawFrame tid=" + getId()); 1448a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich } 1449a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich mRenderer.onDrawFrame(gl); 1450840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich if (!mEglHelper.swap()) { 1451a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich if (LOG_SURFACE) { 1452840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich Log.i("GLThread", "egl context lost tid=" + getId()); 1453a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich } 1454840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich lostEglContext = true; 145515e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich } 145621799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich 145721799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich if (wantRenderNotification) { 145821799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich doRenderNotification = true; 145921799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich } 1460a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich } 1461840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich 146215e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich } finally { 146315e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich /* 146415e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich * clean-up everything... 146515e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich */ 146667dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich synchronized (sGLThreadManager) { 1467840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich stopEglSurfaceLocked(); 1468840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich stopEglContextLocked(); 146967dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich } 147015e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich } 14719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14731b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich public boolean ableToDraw() { 14741b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich return mHaveEglContext && mHaveEglSurface && readyToDraw(); 14751b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich } 14761b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich 14771b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich private boolean readyToDraw() { 14781b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich return (!mPaused) && mHasSurface 14791b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich && (mWidth > 0) && (mHeight > 0) 14801b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich && (mRequestRender || (mRenderMode == RENDERMODE_CONTINUOUSLY)); 14811b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich } 14821b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich 14839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setRenderMode(int renderMode) { 14843e832dbe966c2ca0fde2f4bd87ad9c974a93a7cfJack Palevich if ( !((RENDERMODE_WHEN_DIRTY <= renderMode) && (renderMode <= RENDERMODE_CONTINUOUSLY)) ) { 14859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new IllegalArgumentException("renderMode"); 14869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 148767dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich synchronized(sGLThreadManager) { 14889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRenderMode = renderMode; 1489a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich sGLThreadManager.notifyAll(); 14909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getRenderMode() { 149467dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich synchronized(sGLThreadManager) { 14959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mRenderMode; 14969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 14999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void requestRender() { 150067dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich synchronized(sGLThreadManager) { 15019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRequestRender = true; 150267dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich sGLThreadManager.notifyAll(); 15039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 15069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void surfaceCreated() { 150767dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich synchronized(sGLThreadManager) { 15088b2c9c9ecb08d25244fa97fb42c2c315ae3cf03dJack Palevich if (LOG_THREADS) { 15098b2c9c9ecb08d25244fa97fb42c2c315ae3cf03dJack Palevich Log.i("GLThread", "surfaceCreated tid=" + getId()); 15108b2c9c9ecb08d25244fa97fb42c2c315ae3cf03dJack Palevich } 15119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHasSurface = true; 151267dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich sGLThreadManager.notifyAll(); 1513451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich while((mWaitingForSurface) && (!mExited)) { 1514451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich try { 1515451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich sGLThreadManager.wait(); 1516451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich } catch (InterruptedException e) { 1517451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich Thread.currentThread().interrupt(); 1518451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich } 1519451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich } 15209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 15239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void surfaceDestroyed() { 152467dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich synchronized(sGLThreadManager) { 15258b2c9c9ecb08d25244fa97fb42c2c315ae3cf03dJack Palevich if (LOG_THREADS) { 15268b2c9c9ecb08d25244fa97fb42c2c315ae3cf03dJack Palevich Log.i("GLThread", "surfaceDestroyed tid=" + getId()); 15278b2c9c9ecb08d25244fa97fb42c2c315ae3cf03dJack Palevich } 15289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHasSurface = false; 152967dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich sGLThreadManager.notifyAll(); 1530a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich while((!mWaitingForSurface) && (!mExited)) { 15311bd888ba2e0976a179258cfa65ef07be31602a0aJack Palevich try { 153267dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich sGLThreadManager.wait(); 15331bd888ba2e0976a179258cfa65ef07be31602a0aJack Palevich } catch (InterruptedException e) { 15341bd888ba2e0976a179258cfa65ef07be31602a0aJack Palevich Thread.currentThread().interrupt(); 15351bd888ba2e0976a179258cfa65ef07be31602a0aJack Palevich } 15361bd888ba2e0976a179258cfa65ef07be31602a0aJack Palevich } 15379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 15409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onPause() { 154167dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich synchronized (sGLThreadManager) { 1542e6c9448eb3228887c49f6ba9c4be2345443286e9Jack Palevich if (LOG_PAUSE_RESUME) { 1543e6c9448eb3228887c49f6ba9c4be2345443286e9Jack Palevich Log.i("GLThread", "onPause tid=" + getId()); 1544e6c9448eb3228887c49f6ba9c4be2345443286e9Jack Palevich } 1545451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich mRequestPaused = true; 154667dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich sGLThreadManager.notifyAll(); 1547451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich while ((! mExited) && (! mPaused)) { 1548451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich if (LOG_PAUSE_RESUME) { 1549451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich Log.i("Main thread", "onPause waiting for mPaused."); 1550451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich } 1551451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich try { 1552451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich sGLThreadManager.wait(); 1553451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich } catch (InterruptedException ex) { 1554451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich Thread.currentThread().interrupt(); 1555451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich } 1556451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich } 15579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 15609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onResume() { 156167dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich synchronized (sGLThreadManager) { 1562e6c9448eb3228887c49f6ba9c4be2345443286e9Jack Palevich if (LOG_PAUSE_RESUME) { 1563e6c9448eb3228887c49f6ba9c4be2345443286e9Jack Palevich Log.i("GLThread", "onResume tid=" + getId()); 1564e6c9448eb3228887c49f6ba9c4be2345443286e9Jack Palevich } 1565451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich mRequestPaused = false; 15668b2c9c9ecb08d25244fa97fb42c2c315ae3cf03dJack Palevich mRequestRender = true; 1567451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich mRenderComplete = false; 156867dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich sGLThreadManager.notifyAll(); 1569451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich while ((! mExited) && mPaused && (!mRenderComplete)) { 1570451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich if (LOG_PAUSE_RESUME) { 1571451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich Log.i("Main thread", "onResume waiting for !mPaused."); 1572451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich } 1573451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich try { 1574451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich sGLThreadManager.wait(); 1575451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich } catch (InterruptedException ex) { 1576451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich Thread.currentThread().interrupt(); 1577451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich } 1578451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich } 15799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 15819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 15829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void onWindowResize(int w, int h) { 158367dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich synchronized (sGLThreadManager) { 15849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mWidth = w; 15859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHeight = h; 15869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mSizeChanged = true; 1587a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich mRequestRender = true; 158821799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich mRenderComplete = false; 158967dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich sGLThreadManager.notifyAll(); 159021799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich 159121799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich // Wait for thread to react to resize and render a frame 15921b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich while (! mExited && !mPaused && !mRenderComplete 15931b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich && (mGLThread != null && mGLThread.ableToDraw())) { 159421799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich if (LOG_SURFACE) { 15951b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich Log.i("Main thread", "onWindowResize waiting for render complete from tid=" + mGLThread.getId()); 159621799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich } 159721799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich try { 159821799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich sGLThreadManager.wait(); 159921799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich } catch (InterruptedException ex) { 160021799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich Thread.currentThread().interrupt(); 160121799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich } 160221799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich } 16039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void requestExitAndWait() { 16079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // don't call this from GLThread thread or it is a guaranteed 16089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // deadlock! 160967dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich synchronized(sGLThreadManager) { 1610a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich mShouldExit = true; 161167dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich sGLThreadManager.notifyAll(); 1612a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich while (! mExited) { 1613a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich try { 1614a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich sGLThreadManager.wait(); 1615a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich } catch (InterruptedException ex) { 1616a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich Thread.currentThread().interrupt(); 1617a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich } 1618a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich } 16199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16221b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich public void requestReleaseEglContextLocked() { 16231b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich mShouldReleaseEglContext = true; 16241b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich sGLThreadManager.notifyAll(); 16251b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich } 16261b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich 16279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 16289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Queue an "event" to be run on the GL rendering thread. 16299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param r the runnable to be run on the GL rendering thread. 16309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 16319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void queueEvent(Runnable r) { 1632a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich if (r == null) { 1633a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich throw new IllegalArgumentException("r must not be null"); 16349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1635a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich synchronized(sGLThreadManager) { 1636a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich mEventQueue.add(r); 1637a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich sGLThreadManager.notifyAll(); 16389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 164167dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich // Once the thread is started, all accesses to the following member 164267dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich // variables are protected by the sGLThreadManager monitor 1643a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich private boolean mShouldExit; 1644a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich private boolean mExited; 1645451a224c46c297bd6b25e3570b45f5053b4788beJack Palevich private boolean mRequestPaused; 16469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mPaused; 16479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mHasSurface; 16481bd888ba2e0976a179258cfa65ef07be31602a0aJack Palevich private boolean mWaitingForSurface; 1649840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich private boolean mHaveEglContext; 1650840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich private boolean mHaveEglSurface; 16511b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich private boolean mShouldReleaseEglContext; 16529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mWidth; 16539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mHeight; 16549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mRenderMode; 16559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mRequestRender; 165621799450ec751fd3c41c7e66e69fefb094b3050bJack Palevich private boolean mRenderComplete; 1657a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich private ArrayList<Runnable> mEventQueue = new ArrayList<Runnable>(); 1658840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich 165967dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich // End of member variables protected by the sGLThreadManager monitor. 166067dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich 16619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Renderer mRenderer; 16629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private EglHelper mEglHelper; 16639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static class LogWriter extends Writer { 16669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override public void close() { 16689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flushBuilder(); 16699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override public void flush() { 16729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flushBuilder(); 16739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override public void write(char[] buf, int offset, int count) { 16769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for(int i = 0; i < count; i++) { 16779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char c = buf[offset + i]; 16789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ( c == '\n') { 16799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project flushBuilder(); 16809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else { 16829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mBuilder.append(c); 16839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void flushBuilder() { 16889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mBuilder.length() > 0) { 16899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.v("GLSurfaceView", mBuilder.toString()); 16909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mBuilder.delete(0, mBuilder.length()); 16919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 16949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private StringBuilder mBuilder = new StringBuilder(); 16959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 16969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 169715e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich 169815e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich private void checkRenderThreadState() { 169915e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich if (mGLThread != null) { 170015e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich throw new IllegalStateException( 170115e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich "setRenderer has already been called for this instance."); 170215e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich } 170315e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich } 170415e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich 170579447b2087c8c820d742185dda7305101f9656f0Jack Palevich private static class GLThreadManager { 17064a2221ec4a929976be570ad096252c8dea326e19Jack Palevich private static String TAG = "GLThreadManager"; 17078da3ac92a6a6247ef06de4d4b684f8635d8fc003Jack Palevich 170867dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich public synchronized void threadExiting(GLThread thread) { 170967dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich if (LOG_THREADS) { 171067dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich Log.i("GLThread", "exiting tid=" + thread.getId()); 17118b2c9c9ecb08d25244fa97fb42c2c315ae3cf03dJack Palevich } 1712a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich thread.mExited = true; 171367dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich if (mEglOwner == thread) { 171467dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich mEglOwner = null; 17158b2c9c9ecb08d25244fa97fb42c2c315ae3cf03dJack Palevich } 171667dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich notifyAll(); 171767dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich } 1718c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich 171967dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich /* 172067dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich * Tries once to acquire the right to use an EGL 1721840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich * context. Does not block. Requires that we are already 1722a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich * in the sGLThreadManager monitor when this is called. 172366a4a6e45f59f72f24d710221c27db1bd233e154Jack Palevich * 1724840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich * @return true if the right to use an EGL context was acquired. 172567dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich */ 1726840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich public boolean tryAcquireEglContextLocked(GLThread thread) { 172767dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich if (mEglOwner == thread || mEglOwner == null) { 172867dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich mEglOwner = thread; 172967dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich notifyAll(); 173067dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich return true; 17318b2c9c9ecb08d25244fa97fb42c2c315ae3cf03dJack Palevich } 17321179efbb3b8856eb8160e2dd67a300a5d64e8e98Jack Palevich checkGLESVersion(); 17331179efbb3b8856eb8160e2dd67a300a5d64e8e98Jack Palevich if (mMultipleGLESContextsAllowed) { 17341179efbb3b8856eb8160e2dd67a300a5d64e8e98Jack Palevich return true; 17358b2c9c9ecb08d25244fa97fb42c2c315ae3cf03dJack Palevich } 17361b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich // Notify the owning thread that it should release the context. 17371b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich // TODO: implement a fairness policy. Currently 17381b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich // if the owning thread is drawing continuously it will just 17391b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich // reacquire the EGL context. 17401b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich if (mEglOwner != null) { 17411b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich mEglOwner.requestReleaseEglContextLocked(); 17421b4ecc63c4eceb7c125d4e749fd5f747d99d6ec6Jack Palevich } 174367dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich return false; 1744c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich } 1745840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich 1746a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich /* 1747840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich * Releases the EGL context. Requires that we are already in the 1748a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich * sGLThreadManager monitor when this is called. 1749a08d46d8aaabb53eef4d5dc47272565d50f23c19Jack Palevich */ 1750840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich public void releaseEglContextLocked(GLThread thread) { 175167dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich if (mEglOwner == thread) { 175267dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich mEglOwner = null; 175379447b2087c8c820d742185dda7305101f9656f0Jack Palevich } 175467dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich notifyAll(); 1755c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich } 1756c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich 1757840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich public synchronized boolean shouldReleaseEGLContextWhenPausing() { 1758b1768998f14e03bd69cf049783d6cbeccf6d5839Jack Palevich // Release the EGL context when pausing even if 1759b1768998f14e03bd69cf049783d6cbeccf6d5839Jack Palevich // the hardware supports multiple EGL contexts. 1760b1768998f14e03bd69cf049783d6cbeccf6d5839Jack Palevich // Otherwise the device could run out of EGL contexts. 17618432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich return mLimitedGLESContexts; 1762b1768998f14e03bd69cf049783d6cbeccf6d5839Jack Palevich } 1763b1768998f14e03bd69cf049783d6cbeccf6d5839Jack Palevich 1764b1768998f14e03bd69cf049783d6cbeccf6d5839Jack Palevich public synchronized boolean shouldTerminateEGLWhenPausing() { 1765840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich checkGLESVersion(); 17664a2221ec4a929976be570ad096252c8dea326e19Jack Palevich return !mMultipleGLESContextsAllowed; 1767840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich } 1768840e958847f31f835dbf17ce539c9f8317251cc9Jack Palevich 1769c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich public synchronized void checkGLDriver(GL10 gl) { 1770c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich if (! mGLESDriverCheckComplete) { 17711179efbb3b8856eb8160e2dd67a300a5d64e8e98Jack Palevich checkGLESVersion(); 17728432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich String renderer = gl.glGetString(GL10.GL_RENDERER); 1773c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich if (mGLESVersion < kGLES_20) { 1774c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich mMultipleGLESContextsAllowed = 1775c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich ! renderer.startsWith(kMSM7K_RENDERER_PREFIX); 1776c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich notifyAll(); 1777c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich } 17788432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich mLimitedGLESContexts = !mMultipleGLESContextsAllowed || renderer.startsWith(kADRENO); 17798432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich if (LOG_SURFACE) { 17808432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich Log.w(TAG, "checkGLDriver renderer = \"" + renderer + "\" multipleContextsAllowed = " 17818432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich + mMultipleGLESContextsAllowed 17828432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich + " mLimitedGLESContexts = " + mLimitedGLESContexts); 17838432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich } 1784c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich mGLESDriverCheckComplete = true; 1785c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich } 1786c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich } 1787c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich 17881179efbb3b8856eb8160e2dd67a300a5d64e8e98Jack Palevich private void checkGLESVersion() { 17891179efbb3b8856eb8160e2dd67a300a5d64e8e98Jack Palevich if (! mGLESVersionCheckComplete) { 17901179efbb3b8856eb8160e2dd67a300a5d64e8e98Jack Palevich mGLESVersion = SystemProperties.getInt( 17911179efbb3b8856eb8160e2dd67a300a5d64e8e98Jack Palevich "ro.opengles.version", 17921179efbb3b8856eb8160e2dd67a300a5d64e8e98Jack Palevich ConfigurationInfo.GL_ES_VERSION_UNDEFINED); 17931179efbb3b8856eb8160e2dd67a300a5d64e8e98Jack Palevich if (mGLESVersion >= kGLES_20) { 17941179efbb3b8856eb8160e2dd67a300a5d64e8e98Jack Palevich mMultipleGLESContextsAllowed = true; 17951179efbb3b8856eb8160e2dd67a300a5d64e8e98Jack Palevich } 17964a2221ec4a929976be570ad096252c8dea326e19Jack Palevich if (LOG_SURFACE) { 17974a2221ec4a929976be570ad096252c8dea326e19Jack Palevich Log.w(TAG, "checkGLESVersion mGLESVersion =" + 17984a2221ec4a929976be570ad096252c8dea326e19Jack Palevich " " + mGLESVersion + " mMultipleGLESContextsAllowed = " + mMultipleGLESContextsAllowed); 17994a2221ec4a929976be570ad096252c8dea326e19Jack Palevich } 18001179efbb3b8856eb8160e2dd67a300a5d64e8e98Jack Palevich mGLESVersionCheckComplete = true; 18011179efbb3b8856eb8160e2dd67a300a5d64e8e98Jack Palevich } 18021179efbb3b8856eb8160e2dd67a300a5d64e8e98Jack Palevich } 18031179efbb3b8856eb8160e2dd67a300a5d64e8e98Jack Palevich 1804c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich private boolean mGLESVersionCheckComplete; 1805c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich private int mGLESVersion; 1806c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich private boolean mGLESDriverCheckComplete; 1807c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich private boolean mMultipleGLESContextsAllowed; 18088432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich private boolean mLimitedGLESContexts; 1809c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich private static final int kGLES_20 = 0x20000; 1810c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich private static final String kMSM7K_RENDERER_PREFIX = 1811c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich "Q3Dimension MSM7500 "; 18128432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich private static final String kADRENO = "Adreno"; 181367dcd6c2392caf3ff98f35a3d1ec550d229c167bJack Palevich private GLThread mEglOwner; 18148b2c9c9ecb08d25244fa97fb42c2c315ae3cf03dJack Palevich } 1815c52ba78cab001ff68b4823f4769c129b8acfddeeJack Palevich 18168b2c9c9ecb08d25244fa97fb42c2c315ae3cf03dJack Palevich private static final GLThreadManager sGLThreadManager = new GLThreadManager(); 18179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mSizeChanged = true; 18189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 18199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private GLThread mGLThread; 18202ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich private Renderer mRenderer; 18212ff6a824619ac6849ba9f36d97590acf74f62518Jack Palevich private boolean mDetached; 1822a605a51e63de2e7dc99ed085639a6f12b7f85af7Jack Palevich private EGLConfigChooser mEGLConfigChooser; 182315e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich private EGLContextFactory mEGLContextFactory; 182415e1c6dc7a778590068b1cad55beea2bc6159509Jack Palevich private EGLWindowSurfaceFactory mEGLWindowSurfaceFactory; 18259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private GLWrapper mGLWrapper; 18269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mDebugFlags; 18276ae4da75422bbb31c3e0a09f616cdaee1d465946Jack Palevich private int mEGLContextClientVersion; 18288432b3f98a22d5cdfcc0183d134770597e44d412Jack Palevich private boolean mPreserveEGLContextOnPause; 18299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1830