egl_display.h revision 39c24a20bbc697630d2b92c251b70c04d6f9d00c
14774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall/* 2518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** Copyright 2007, The Android Open Source Project 3518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** 44774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall ** Licensed under the Apache License, Version 2.0 (the "License"); 54774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall ** you may not use this file except in compliance with the License. 64774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall ** You may obtain a copy of the License at 7518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** 84774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall ** http://www.apache.org/licenses/LICENSE-2.0 9518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** 104774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall ** Unless required by applicable law or agreed to in writing, software 114774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall ** distributed under the License is distributed on an "AS IS" BASIS, 124774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 134774338bd0ad1ebe42c311fd0c72f13786b5c800Jesse Hall ** See the License for the specific language governing permissions and 14518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** limitations under the License. 15518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian */ 16518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 17518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#ifndef ANDROID_EGL_DISPLAY_H 18518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#define ANDROID_EGL_DISPLAY_H 19518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 20518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 21518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <ctype.h> 22518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <stdint.h> 23518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <stdlib.h> 24518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 25518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <EGL/egl.h> 26518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <EGL/eglext.h> 27518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 28b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall#include <cutils/compiler.h> 29518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <utils/SortedVector.h> 30518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <utils/threads.h> 314b9511c16195a646242eff833b0af212933b6ecaMathias Agopian#include <utils/String8.h> 32518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 331cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian#include "egldefs.h" 3439c24a20bbc697630d2b92c251b70c04d6f9d00cMathias Agopian#include "../hooks.h" 35518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 36518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 37518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopiannamespace android { 38518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 39518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 40518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianclass egl_object_t; 41fb87e54a9af8bc5063ca4deebe81d90126992480Mathias Agopianclass egl_context_t; 42518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianclass egl_connection_t; 43518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 44518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 45518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 4698c6383580f94bb7ff9cc9a7cc24d8b8519e484aJamie Gennisclass EGLAPI egl_display_t { // marked as EGLAPI for testing purposes 47518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian static egl_display_t sDisplay[NUM_DISPLAYS]; 48518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLDisplay getDisplay(EGLNativeDisplayType display); 49a4b2c041828d1074dca3b999407e7dd85568c5aaMathias Agopian void loseCurrentImpl(egl_context_t * cur_c); 50518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 51518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianpublic: 52518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian enum { 53518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian NOT_INITIALIZED = 0, 54518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian INITIALIZED = 1, 55518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian TERMINATED = 2 56518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian }; 57518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 58518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian egl_display_t(); 59518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ~egl_display_t(); 60518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 61518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLBoolean initialize(EGLint *major, EGLint *minor); 62518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLBoolean terminate(); 63518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 64518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian // add object to this display's list 65518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian void addObject(egl_object_t* object); 665b287a6ea8dfac7ab3e03ae1e98f9e2214cbae09Mathias Agopian // remove object from this display's list 675b287a6ea8dfac7ab3e03ae1e98f9e2214cbae09Mathias Agopian void removeObject(egl_object_t* object); 68518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian // add reference to this object. returns true if this is a valid object. 69f0480de37492597a5c5cf1e6f8346f1467e3a552Mathias Agopian bool getObject(egl_object_t* object) const; 70518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 71258385978c517a47626161b1e644c48bcee28de1Jesse Hall // These notifications allow the display to keep track of how many window 72258385978c517a47626161b1e644c48bcee28de1Jesse Hall // surfaces exist, which it uses to decide whether to hibernate the 73258385978c517a47626161b1e644c48bcee28de1Jesse Hall // underlying EGL implementation. They can be called by any thread without 74258385978c517a47626161b1e644c48bcee28de1Jesse Hall // holding a lock, but must be called via egl_display_ptr to ensure 75258385978c517a47626161b1e644c48bcee28de1Jesse Hall // proper hibernate/wakeup sequencing. If a surface destruction triggers 76258385978c517a47626161b1e644c48bcee28de1Jesse Hall // hibernation, hibernation will be delayed at least until the calling 77258385978c517a47626161b1e644c48bcee28de1Jesse Hall // thread's egl_display_ptr is destroyed. 78a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall void onWindowSurfaceCreated() { 79a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall mHibernation.incWakeCount(HibernationMachine::STRONG); 80a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall } 81a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall void onWindowSurfaceDestroyed() { 82a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall mHibernation.decWakeCount(HibernationMachine::STRONG); 83a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall } 84258385978c517a47626161b1e644c48bcee28de1Jesse Hall 85518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian static egl_display_t* get(EGLDisplay dpy); 86518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian static EGLDisplay getFromNativeDisplay(EGLNativeDisplayType disp); 87518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 88fb87e54a9af8bc5063ca4deebe81d90126992480Mathias Agopian EGLBoolean makeCurrent(egl_context_t* c, egl_context_t* cur_c, 89fb87e54a9af8bc5063ca4deebe81d90126992480Mathias Agopian EGLSurface draw, EGLSurface read, EGLContext ctx, 90fb87e54a9af8bc5063ca4deebe81d90126992480Mathias Agopian EGLSurface impl_draw, EGLSurface impl_read, EGLContext impl_ctx); 91fb87e54a9af8bc5063ca4deebe81d90126992480Mathias Agopian static void loseCurrent(egl_context_t * cur_c); 92fb87e54a9af8bc5063ca4deebe81d90126992480Mathias Agopian 93518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian inline bool isReady() const { return (refs > 0); } 94518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian inline bool isValid() const { return magic == '_dpy'; } 95518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian inline bool isAlive() const { return isValid(); } 96518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 974b9511c16195a646242eff833b0af212933b6ecaMathias Agopian char const * getVendorString() const { return mVendorString.string(); } 984b9511c16195a646242eff833b0af212933b6ecaMathias Agopian char const * getVersionString() const { return mVersionString.string(); } 994b9511c16195a646242eff833b0af212933b6ecaMathias Agopian char const * getClientApiString() const { return mClientApiString.string(); } 1004b9511c16195a646242eff833b0af212933b6ecaMathias Agopian char const * getExtensionString() const { return mExtensionString.string(); } 1014b9511c16195a646242eff833b0af212933b6ecaMathias Agopian 1024725e2ca8050250813afcdcac1330244c6e0f5aeRomain Guy inline uint32_t getRefsCount() const { return refs; } 1034725e2ca8050250813afcdcac1330244c6e0f5aeRomain Guy 104518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian struct strings_t { 105518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian char const * vendor; 106518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian char const * version; 107518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian char const * clientApi; 108518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian char const * extensions; 109518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian }; 110518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 111518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian struct DisplayImpl { 1127773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian DisplayImpl() : dpy(EGL_NO_DISPLAY), state(NOT_INITIALIZED) { } 113518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLDisplay dpy; 114518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLint state; 115518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian strings_t queryString; 116518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian }; 117518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 118518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianprivate: 119518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian uint32_t magic; 120518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 121518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianpublic: 122ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian DisplayImpl disp; 12328ef8d7911dbfd1bf8256fb43acba894d87fc07aJamie Gennis bool finishOnSwap; // property: debug.egl.finish 12428ef8d7911dbfd1bf8256fb43acba894d87fc07aJamie Gennis bool traceGpuCompletion; // property: debug.egl.traceGpuCompletion 125518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 126518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianprivate: 127b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall friend class egl_display_ptr; 128a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall bool enter() { return mHibernation.incWakeCount(HibernationMachine::WEAK); } 129a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall void leave() { return mHibernation.decWakeCount(HibernationMachine::WEAK); } 130b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 131f0480de37492597a5c5cf1e6f8346f1467e3a552Mathias Agopian uint32_t refs; 132f0480de37492597a5c5cf1e6f8346f1467e3a552Mathias Agopian mutable Mutex lock; 133f0480de37492597a5c5cf1e6f8346f1467e3a552Mathias Agopian SortedVector<egl_object_t*> objects; 1344b9511c16195a646242eff833b0af212933b6ecaMathias Agopian String8 mVendorString; 1354b9511c16195a646242eff833b0af212933b6ecaMathias Agopian String8 mVersionString; 1364b9511c16195a646242eff833b0af212933b6ecaMathias Agopian String8 mClientApiString; 1374b9511c16195a646242eff833b0af212933b6ecaMathias Agopian String8 mExtensionString; 138a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall 139a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall // HibernationMachine uses its own internal mutex to protect its own data. 140a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall // The owning egl_display_t's lock may be but is not required to be held 141a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall // when calling HibernationMachine methods. As a result, nothing in this 142a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall // class may call back up to egl_display_t directly or indirectly. 143a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall class HibernationMachine { 144a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall public: 145a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall // STRONG refs cancel (inc) or initiate (dec) a hibernation attempt 146a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall // the next time the wakecount reaches zero. WEAK refs don't affect 147a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall // whether a hibernation attempt will be made. Use STRONG refs only 148a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall // for infrequent/heavy changes that are likely to indicate the 149a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall // EGLDisplay is entering or leaving a long-term idle state. 150a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall enum WakeRefStrength { 151a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall WEAK = 0, 152a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall STRONG = 1, 153a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall }; 154a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall 155a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall HibernationMachine(): mWakeCount(0), mHibernating(false), 156201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall mAttemptHibernation(false), mDpyValid(false), 157201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall#if BOARD_ALLOW_EGL_HIBERNATION 158201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall mAllowHibernation(true) 159201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall#else 160201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall mAllowHibernation(false) 161201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall#endif 162a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall {} 163a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall ~HibernationMachine() {} 164a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall 165a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall bool incWakeCount(WakeRefStrength strenth); 166a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall void decWakeCount(WakeRefStrength strenth); 167a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall 168a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall void setDisplayValid(bool valid); 169a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall 170a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall private: 171201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall Mutex mLock; 172201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall int32_t mWakeCount; 173201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall bool mHibernating; 174201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall bool mAttemptHibernation; 175201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall bool mDpyValid; 176201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall const bool mAllowHibernation; 177a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall }; 178a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall HibernationMachine mHibernation; 179518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}; 180518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 181518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 182518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 183258385978c517a47626161b1e644c48bcee28de1Jesse Hall// An egl_display_ptr is a kind of smart pointer for egl_display_t objects. 184258385978c517a47626161b1e644c48bcee28de1Jesse Hall// It doesn't refcount the egl_display_t, but does ensure that the underlying 185258385978c517a47626161b1e644c48bcee28de1Jesse Hall// EGL implementation is "awake" (not hibernating) and ready for use as long 186258385978c517a47626161b1e644c48bcee28de1Jesse Hall// as the egl_display_ptr exists. 187b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hallclass egl_display_ptr { 188b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hallpublic: 189b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall explicit egl_display_ptr(egl_display_t* dpy): mDpy(dpy) { 190b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall if (mDpy) { 191b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall if (CC_UNLIKELY(!mDpy->enter())) { 192b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall mDpy = NULL; 193b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall } 194b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall } 195b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall } 196b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 197b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall // We only really need a C++11 move constructor, not a copy constructor. 198b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall // A move constructor would save an enter()/leave() pair on every EGL API 199b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall // call. But enabling -std=c++0x causes lots of errors elsewhere, so I 200258385978c517a47626161b1e644c48bcee28de1Jesse Hall // can't use a move constructor until those are cleaned up. 201b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall // 202b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall // egl_display_ptr(egl_display_ptr&& other) { 203b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall // mDpy = other.mDpy; 204b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall // other.mDpy = NULL; 205b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall // } 206258385978c517a47626161b1e644c48bcee28de1Jesse Hall // 207b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall egl_display_ptr(const egl_display_ptr& other): mDpy(other.mDpy) { 208b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall if (mDpy) { 209b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall mDpy->enter(); 210b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall } 211b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall } 212b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 213b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall ~egl_display_ptr() { 214b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall if (mDpy) { 215b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall mDpy->leave(); 216b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall } 217b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall } 218b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 219b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall const egl_display_t* operator->() const { return mDpy; } 220b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall egl_display_t* operator->() { return mDpy; } 221b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 222b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall const egl_display_t* get() const { return mDpy; } 223b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall egl_display_t* get() { return mDpy; } 224b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 225b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall operator bool() const { return mDpy != NULL; } 226b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 227b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hallprivate: 228b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall egl_display_t* mDpy; 229b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 230b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall // non-assignable 231b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall egl_display_ptr& operator=(const egl_display_ptr&); 232b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall}; 233b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 234b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall// ---------------------------------------------------------------------------- 235b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 236b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hallinline egl_display_ptr get_display(EGLDisplay dpy) { 237b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall return egl_display_ptr(egl_display_t::get(dpy)); 238b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall} 239b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 240b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall// Does not ensure EGL is unhibernated. Use with caution: calls into the 241b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall// underlying EGL implementation are not safe. 242b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hallinline egl_display_t* get_display_nowake(EGLDisplay dpy) { 243518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian return egl_display_t::get(dpy); 244518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian} 245518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 246518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 247518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 248b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hallegl_display_ptr validate_display(EGLDisplay dpy); 249b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hallegl_display_ptr validate_display_connection(EGLDisplay dpy, 250b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall egl_connection_t*& cnx); 251518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLBoolean validate_display_context(EGLDisplay dpy, EGLContext ctx); 252518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLBoolean validate_display_surface(EGLDisplay dpy, EGLSurface surface); 253518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 254518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 255518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}; // namespace android 256518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 257518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 258518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#endif // ANDROID_EGL_DISPLAY_H 259