1518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian/* 2518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** Copyright 2007, The Android Open Source Project 3518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** 4518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** Licensed under the Apache License, Version 2.0 (the "License"); 5518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** you may not use this file except in compliance with the License. 6518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** You may obtain a copy of the License at 7518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** 8518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** http://www.apache.org/licenses/LICENSE-2.0 9518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** 10518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** Unless required by applicable law or agreed to in writing, software 11518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** distributed under the License is distributed on an "AS IS" BASIS, 12518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ** 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#include <GLES/gl.h> 28518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <GLES/glext.h> 29518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 30b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall#include <cutils/compiler.h> 31518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <utils/SortedVector.h> 32518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <utils/threads.h> 334b9511c16195a646242eff833b0af212933b6ecaMathias Agopian#include <utils/String8.h> 34518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 351cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian#include "egldefs.h" 36518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include "hooks.h" 37518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 38518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 39518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopiannamespace android { 40518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 41518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 42518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianclass egl_object_t; 43fb87e54a9af8bc5063ca4deebe81d90126992480Mathias Agopianclass egl_context_t; 44518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianclass egl_connection_t; 45518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 46518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 47518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 4898c6383580f94bb7ff9cc9a7cc24d8b8519e484aJamie Gennisclass EGLAPI egl_display_t { // marked as EGLAPI for testing purposes 49518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian static egl_display_t sDisplay[NUM_DISPLAYS]; 50518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLDisplay getDisplay(EGLNativeDisplayType display); 51a4b2c041828d1074dca3b999407e7dd85568c5aaMathias Agopian void loseCurrentImpl(egl_context_t * cur_c); 52518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 53518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianpublic: 54518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian enum { 55518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian NOT_INITIALIZED = 0, 56518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian INITIALIZED = 1, 57518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian TERMINATED = 2 58518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian }; 59518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 60518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian egl_display_t(); 61518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian ~egl_display_t(); 62518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 63518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLBoolean initialize(EGLint *major, EGLint *minor); 64518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLBoolean terminate(); 65518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 66518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian // add object to this display's list 67518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian void addObject(egl_object_t* object); 685b287a6ea8dfac7ab3e03ae1e98f9e2214cbae09Mathias Agopian // remove object from this display's list 695b287a6ea8dfac7ab3e03ae1e98f9e2214cbae09Mathias Agopian void removeObject(egl_object_t* object); 70518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian // add reference to this object. returns true if this is a valid object. 71f0480de37492597a5c5cf1e6f8346f1467e3a552Mathias Agopian bool getObject(egl_object_t* object) const; 72518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 73258385978c517a47626161b1e644c48bcee28de1Jesse Hall // These notifications allow the display to keep track of how many window 74258385978c517a47626161b1e644c48bcee28de1Jesse Hall // surfaces exist, which it uses to decide whether to hibernate the 75258385978c517a47626161b1e644c48bcee28de1Jesse Hall // underlying EGL implementation. They can be called by any thread without 76258385978c517a47626161b1e644c48bcee28de1Jesse Hall // holding a lock, but must be called via egl_display_ptr to ensure 77258385978c517a47626161b1e644c48bcee28de1Jesse Hall // proper hibernate/wakeup sequencing. If a surface destruction triggers 78258385978c517a47626161b1e644c48bcee28de1Jesse Hall // hibernation, hibernation will be delayed at least until the calling 79258385978c517a47626161b1e644c48bcee28de1Jesse Hall // thread's egl_display_ptr is destroyed. 80a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall void onWindowSurfaceCreated() { 81a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall mHibernation.incWakeCount(HibernationMachine::STRONG); 82a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall } 83a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall void onWindowSurfaceDestroyed() { 84a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall mHibernation.decWakeCount(HibernationMachine::STRONG); 85a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall } 86258385978c517a47626161b1e644c48bcee28de1Jesse Hall 87518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian static egl_display_t* get(EGLDisplay dpy); 88518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian static EGLDisplay getFromNativeDisplay(EGLNativeDisplayType disp); 89518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 90fb87e54a9af8bc5063ca4deebe81d90126992480Mathias Agopian EGLBoolean makeCurrent(egl_context_t* c, egl_context_t* cur_c, 91fb87e54a9af8bc5063ca4deebe81d90126992480Mathias Agopian EGLSurface draw, EGLSurface read, EGLContext ctx, 92fb87e54a9af8bc5063ca4deebe81d90126992480Mathias Agopian EGLSurface impl_draw, EGLSurface impl_read, EGLContext impl_ctx); 93fb87e54a9af8bc5063ca4deebe81d90126992480Mathias Agopian static void loseCurrent(egl_context_t * cur_c); 94fb87e54a9af8bc5063ca4deebe81d90126992480Mathias Agopian 95518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian inline bool isReady() const { return (refs > 0); } 96518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian inline bool isValid() const { return magic == '_dpy'; } 97518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian inline bool isAlive() const { return isValid(); } 98518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 994b9511c16195a646242eff833b0af212933b6ecaMathias Agopian char const * getVendorString() const { return mVendorString.string(); } 1004b9511c16195a646242eff833b0af212933b6ecaMathias Agopian char const * getVersionString() const { return mVersionString.string(); } 1014b9511c16195a646242eff833b0af212933b6ecaMathias Agopian char const * getClientApiString() const { return mClientApiString.string(); } 1024b9511c16195a646242eff833b0af212933b6ecaMathias Agopian char const * getExtensionString() const { return mExtensionString.string(); } 1034b9511c16195a646242eff833b0af212933b6ecaMathias Agopian 1044725e2ca8050250813afcdcac1330244c6e0f5aeRomain Guy inline uint32_t getRefsCount() const { return refs; } 1054725e2ca8050250813afcdcac1330244c6e0f5aeRomain Guy 106518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian struct strings_t { 107518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian char const * vendor; 108518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian char const * version; 109518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian char const * clientApi; 110518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian char const * extensions; 111518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian }; 112518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 113518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian struct DisplayImpl { 1147773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian DisplayImpl() : dpy(EGL_NO_DISPLAY), state(NOT_INITIALIZED) { } 115518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLDisplay dpy; 116518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian EGLint state; 117518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian strings_t queryString; 118518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian }; 119518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 120518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianprivate: 121518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian uint32_t magic; 122518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 123518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianpublic: 124ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian DisplayImpl disp; 12528ef8d7911dbfd1bf8256fb43acba894d87fc07aJamie Gennis bool finishOnSwap; // property: debug.egl.finish 12628ef8d7911dbfd1bf8256fb43acba894d87fc07aJamie Gennis bool traceGpuCompletion; // property: debug.egl.traceGpuCompletion 127518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 128518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianprivate: 129b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall friend class egl_display_ptr; 130a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall bool enter() { return mHibernation.incWakeCount(HibernationMachine::WEAK); } 131a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall void leave() { return mHibernation.decWakeCount(HibernationMachine::WEAK); } 132b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 133f0480de37492597a5c5cf1e6f8346f1467e3a552Mathias Agopian uint32_t refs; 134f0480de37492597a5c5cf1e6f8346f1467e3a552Mathias Agopian mutable Mutex lock; 135f0480de37492597a5c5cf1e6f8346f1467e3a552Mathias Agopian SortedVector<egl_object_t*> objects; 1364b9511c16195a646242eff833b0af212933b6ecaMathias Agopian String8 mVendorString; 1374b9511c16195a646242eff833b0af212933b6ecaMathias Agopian String8 mVersionString; 1384b9511c16195a646242eff833b0af212933b6ecaMathias Agopian String8 mClientApiString; 1394b9511c16195a646242eff833b0af212933b6ecaMathias Agopian String8 mExtensionString; 140a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall 141a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall // HibernationMachine uses its own internal mutex to protect its own data. 142a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall // The owning egl_display_t's lock may be but is not required to be held 143a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall // when calling HibernationMachine methods. As a result, nothing in this 144a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall // class may call back up to egl_display_t directly or indirectly. 145a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall class HibernationMachine { 146a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall public: 147a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall // STRONG refs cancel (inc) or initiate (dec) a hibernation attempt 148a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall // the next time the wakecount reaches zero. WEAK refs don't affect 149a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall // whether a hibernation attempt will be made. Use STRONG refs only 150a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall // for infrequent/heavy changes that are likely to indicate the 151a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall // EGLDisplay is entering or leaving a long-term idle state. 152a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall enum WakeRefStrength { 153a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall WEAK = 0, 154a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall STRONG = 1, 155a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall }; 156a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall 157a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall HibernationMachine(): mWakeCount(0), mHibernating(false), 158201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall mAttemptHibernation(false), mDpyValid(false), 159201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall#if BOARD_ALLOW_EGL_HIBERNATION 160201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall mAllowHibernation(true) 161201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall#else 162201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall mAllowHibernation(false) 163201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall#endif 164a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall {} 165a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall ~HibernationMachine() {} 166a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall 167a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall bool incWakeCount(WakeRefStrength strenth); 168a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall void decWakeCount(WakeRefStrength strenth); 169a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall 170a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall void setDisplayValid(bool valid); 171a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall 172a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall private: 173201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall Mutex mLock; 174201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall int32_t mWakeCount; 175201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall bool mHibernating; 176201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall bool mAttemptHibernation; 177201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall bool mDpyValid; 178201f3b2da572eb27b9d4b3131e6d8c3c92a13de8Jesse Hall const bool mAllowHibernation; 179a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall }; 180a0fef1c8bb22443402fb3aeda7ce70f7d5775b0aJesse Hall HibernationMachine mHibernation; 181518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}; 182518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 183518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 184518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 185258385978c517a47626161b1e644c48bcee28de1Jesse Hall// An egl_display_ptr is a kind of smart pointer for egl_display_t objects. 186258385978c517a47626161b1e644c48bcee28de1Jesse Hall// It doesn't refcount the egl_display_t, but does ensure that the underlying 187258385978c517a47626161b1e644c48bcee28de1Jesse Hall// EGL implementation is "awake" (not hibernating) and ready for use as long 188258385978c517a47626161b1e644c48bcee28de1Jesse Hall// as the egl_display_ptr exists. 189b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hallclass egl_display_ptr { 190b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hallpublic: 191b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall explicit egl_display_ptr(egl_display_t* dpy): mDpy(dpy) { 192b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall if (mDpy) { 193b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall if (CC_UNLIKELY(!mDpy->enter())) { 194b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall mDpy = NULL; 195b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall } 196b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall } 197b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall } 198b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 199b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall // We only really need a C++11 move constructor, not a copy constructor. 200b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall // A move constructor would save an enter()/leave() pair on every EGL API 201b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall // call. But enabling -std=c++0x causes lots of errors elsewhere, so I 202258385978c517a47626161b1e644c48bcee28de1Jesse Hall // can't use a move constructor until those are cleaned up. 203b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall // 204b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall // egl_display_ptr(egl_display_ptr&& other) { 205b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall // mDpy = other.mDpy; 206b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall // other.mDpy = NULL; 207b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall // } 208258385978c517a47626161b1e644c48bcee28de1Jesse Hall // 209b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall egl_display_ptr(const egl_display_ptr& other): mDpy(other.mDpy) { 210b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall if (mDpy) { 211b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall mDpy->enter(); 212b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall } 213b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall } 214b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 215b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall ~egl_display_ptr() { 216b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall if (mDpy) { 217b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall mDpy->leave(); 218b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall } 219b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall } 220b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 221b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall const egl_display_t* operator->() const { return mDpy; } 222b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall egl_display_t* operator->() { return mDpy; } 223b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 224b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall const egl_display_t* get() const { return mDpy; } 225b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall egl_display_t* get() { return mDpy; } 226b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 227b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall operator bool() const { return mDpy != NULL; } 228b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 229b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hallprivate: 230b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall egl_display_t* mDpy; 231b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 232b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall // non-assignable 233b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall egl_display_ptr& operator=(const egl_display_ptr&); 234b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall}; 235b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 236b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall// ---------------------------------------------------------------------------- 237b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 238b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hallinline egl_display_ptr get_display(EGLDisplay dpy) { 239b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall return egl_display_ptr(egl_display_t::get(dpy)); 240b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall} 241b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall 242b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall// Does not ensure EGL is unhibernated. Use with caution: calls into the 243b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall// underlying EGL implementation are not safe. 244b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hallinline egl_display_t* get_display_nowake(EGLDisplay dpy) { 245518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian return egl_display_t::get(dpy); 246518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian} 247518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 248518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 249518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 250b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hallegl_display_ptr validate_display(EGLDisplay dpy); 251b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hallegl_display_ptr validate_display_connection(EGLDisplay dpy, 252b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall egl_connection_t*& cnx); 253518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLBoolean validate_display_context(EGLDisplay dpy, EGLContext ctx); 254518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLBoolean validate_display_surface(EGLDisplay dpy, EGLSurface surface); 255518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 256518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 257518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian}; // namespace android 258518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 259518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 260518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#endif // ANDROID_EGL_DISPLAY_H 261