1edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project/* 2edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** Copyright 2007, The Android Open Source Project 3edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** 4edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** Licensed under the Apache License, Version 2.0 (the "License"); 5edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** you may not use this file except in compliance with the License. 6edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** You may obtain a copy of the License at 7edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** 8edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** http://www.apache.org/licenses/LICENSE-2.0 9edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** 10edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** Unless required by applicable law or agreed to in writing, software 11edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** distributed under the License is distributed on an "AS IS" BASIS, 12edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** See the License for the specific language governing permissions and 14edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** limitations under the License. 15edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project */ 16edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 17edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <ctype.h> 18d8fb7b586f3cfac42694208547b58438d7f3b3edMathias Agopian#include <stdlib.h> 19edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <string.h> 20edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 21518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <hardware/gralloc.h> 22518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include <system/window.h> 23edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 24edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <EGL/egl.h> 25edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <EGL/eglext.h> 26edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <GLES/gl.h> 27edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <GLES/glext.h> 28edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 29edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <cutils/log.h> 30edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <cutils/atomic.h> 31edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <cutils/properties.h> 32edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <cutils/memory.h> 33edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 34e03de9379410fd9947189f0f14e3ec457df2ebfeRomain Guy#include <utils/CallStack.h> 3524035338ed6329e4d85fb00cf99a91e2cdd55ba5Mathias Agopian#include <utils/String8.h> 369429e9c8ad8ae41104c693235a9376b3086da2e9Mathias Agopian 371cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian#include "egldefs.h" 38edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include "egl_impl.h" 39864f839e969ba3417d82ab3ff7906b2f69afa900David Li#include "egl_tls.h" 400469dd6d55fa331bfd7de9431da98b6340d82271Siva Velusamy#include "glestrace.h" 41518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include "hooks.h" 42518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include "Loader.h" 43edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 44518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include "egl_display.h" 45518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian#include "egl_object.h" 46edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 47edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------------- 48edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectnamespace android { 49edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------------- 50edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 51ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopianegl_connection_t gEGLImpl; 52ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopiangl_hooks_t gHooks[2]; 53518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopiangl_hooks_t gHooksNoContext; 54518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianpthread_key_t gGLWrapperKey = -1; 55edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 56edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------------- 57edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 58a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich#if EGL_TRACE 59a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich 60a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack PalevichEGLAPI pthread_key_t gGLTraceKey = -1; 61a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich 62a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich// ---------------------------------------------------------------------------- 63a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich 64b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy/** 6516928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy * There are three different tracing methods: 6616928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy * 1. libs/EGL/trace.cpp: Traces all functions to systrace. 6716928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy * To enable: 6816928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy * - set system property "debug.egl.trace" to "systrace" to trace all apps. 6916928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy * 2. libs/EGL/trace.cpp: Logs a stack trace for GL errors after each function call. 7016928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy * To enable: 7116928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy * - set system property "debug.egl.trace" to "error" to trace all apps. 7216928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy * 3. libs/EGL/trace.cpp: Traces all functions to logcat. 73b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy * To enable: 74b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy * - set system property "debug.egl.trace" to 1 to trace all apps. 75b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy * - or call setGLTraceLevel(1) from an app to enable tracing for that app. 7616928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy * 4. libs/GLES_trace: Traces all functions via protobuf to host. 77b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy * To enable: 78b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy * - set system property "debug.egl.debug_proc" to the application name. 79b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy * - or call setGLDebugLevel(1) from the app. 80b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy */ 81518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianstatic int sEGLTraceLevel; 82518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianstatic int sEGLApplicationTraceLevel; 83518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 8416928bfeca8858a0acae6942fc68c14a040b92ffRomain Guystatic bool sEGLSystraceEnabled; 8516928bfeca8858a0acae6942fc68c14a040b92ffRomain Guystatic bool sEGLGetErrorEnabled; 8616928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy 87b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamyint gEGLDebugLevel; 88b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamystatic int sEGLApplicationDebugLevel; 89b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy 90518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianextern gl_hooks_t gHooksTrace; 9116928bfeca8858a0acae6942fc68c14a040b92ffRomain Guyextern gl_hooks_t gHooksSystrace; 9216928bfeca8858a0acae6942fc68c14a040b92ffRomain Guyextern gl_hooks_t gHooksErrorTrace; 93a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich 94a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevichstatic inline void setGlTraceThreadSpecific(gl_hooks_t const *value) { 95a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich pthread_setspecific(gGLTraceKey, value); 96a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich} 97a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich 98a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevichgl_hooks_t const* getGLTraceThreadSpecific() { 99a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich return static_cast<gl_hooks_t*>(pthread_getspecific(gGLTraceKey)); 100a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich} 101a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich 102518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianvoid initEglTraceLevel() { 103a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich char value[PROPERTY_VALUE_MAX]; 104a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich property_get("debug.egl.trace", value, "0"); 10516928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy 10616928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy sEGLGetErrorEnabled = !strcasecmp(value, "error"); 10716928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy if (sEGLGetErrorEnabled) { 10816928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy sEGLSystraceEnabled = false; 10916928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy sEGLTraceLevel = 0; 11016928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy return; 11116928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy } 11216928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy 11316928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy sEGLSystraceEnabled = !strcasecmp(value, "systrace"); 11416928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy if (sEGLSystraceEnabled) { 11516928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy sEGLTraceLevel = 0; 11616928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy return; 11716928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy } 11816928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy 119a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich int propertyLevel = atoi(value); 120518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian int applicationLevel = sEGLApplicationTraceLevel; 121518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian sEGLTraceLevel = propertyLevel > applicationLevel ? propertyLevel : applicationLevel; 122b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy} 123499c6f02e696622a532a504be9706896aea5a304David Li 124b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamyvoid initEglDebugLevel() { 125b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy int propertyLevel = 0; 126b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy char value[PROPERTY_VALUE_MAX]; 1272f5a6557ef6a7b9fd33077cfd8a037904d41e3bdDavid Li property_get("debug.egl.debug_proc", value, ""); 128b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy if (strlen(value) > 0) { 129b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy long pid = getpid(); 130b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy char procPath[128] = {}; 131b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy sprintf(procPath, "/proc/%ld/cmdline", pid); 132b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy FILE * file = fopen(procPath, "r"); 133b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy if (file) { 134b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy char cmdline[256] = {}; 135b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy if (fgets(cmdline, sizeof(cmdline) - 1, file)) { 136b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy if (!strncmp(value, cmdline, strlen(value))) { 137b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy // set EGL debug if the "debug.egl.debug_proc" property 138b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy // matches the prefix of this application's command line 139b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy propertyLevel = 1; 140b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy } 14193a826f78f6313db791e6fc880439189897651b3Siva Velusamy } 142b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy fclose(file); 143499c6f02e696622a532a504be9706896aea5a304David Li } 1442f5a6557ef6a7b9fd33077cfd8a037904d41e3bdDavid Li } 145499c6f02e696622a532a504be9706896aea5a304David Li 146b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy gEGLDebugLevel = propertyLevel || sEGLApplicationDebugLevel; 1470469dd6d55fa331bfd7de9431da98b6340d82271Siva Velusamy if (gEGLDebugLevel > 0) { 1480469dd6d55fa331bfd7de9431da98b6340d82271Siva Velusamy GLTrace_start(); 14985f33a7168c5563aa7765b91d5d045fe62bcfcd8David Li } 150a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich} 151a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich 152518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianvoid setGLHooksThreadSpecific(gl_hooks_t const *value) { 15316928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy if (sEGLGetErrorEnabled) { 15416928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy setGlTraceThreadSpecific(value); 15516928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy setGlThreadSpecific(&gHooksErrorTrace); 15616928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy } else if (sEGLSystraceEnabled) { 15716928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy setGlTraceThreadSpecific(value); 15816928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy setGlThreadSpecific(&gHooksSystrace); 15916928bfeca8858a0acae6942fc68c14a040b92ffRomain Guy } else if (sEGLTraceLevel > 0) { 160a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich setGlTraceThreadSpecific(value); 161a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich setGlThreadSpecific(&gHooksTrace); 162ccfa5c3364a88b0acdbe555b210bd2bc9feb6285Mathias Agopian } else if (gEGLDebugLevel > 0 && value != &gHooksNoContext) { 1632f5a6557ef6a7b9fd33077cfd8a037904d41e3bdDavid Li setGlTraceThreadSpecific(value); 1640469dd6d55fa331bfd7de9431da98b6340d82271Siva Velusamy setGlThreadSpecific(GLTrace_getGLHooks()); 165a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich } else { 166a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich setGlThreadSpecific(value); 167a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich } 168a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich} 169a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich 170a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich/* 171a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich * Global entry point to allow applications to modify their own trace level. 172a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich * The effective trace level is the max of this level and the value of debug.egl.trace. 173a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich */ 174a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevichextern "C" 175a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevichvoid setGLTraceLevel(int level) { 176518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian sEGLApplicationTraceLevel = level; 177a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich} 178a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich 179b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy/* 180b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy * Global entry point to allow applications to modify their own debug level. 181b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy * Debugging is enabled if either the application requested it, or if the system property 182b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy * matches the application's name. 183b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy */ 184b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamyvoid EGLAPI setGLDebugLevel(int level) { 185b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy sEGLApplicationDebugLevel = level; 186b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy} 187b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy 188a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich#else 189a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich 190518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianvoid setGLHooksThreadSpecific(gl_hooks_t const *value) { 191a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich setGlThreadSpecific(value); 192a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich} 193a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich 194a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich#endif 195a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich 196edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project/*****************************************************************************/ 197edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 1986f0871222f04dfeb479d37fe9753d491e3150e42Mathias Agopianstatic int gl_no_context() { 199518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian if (egl_tls_t::logNoContextCall()) { 200455e3601498096d1daa0cf0ec7c23abb28b39af3Mathias Agopian char const* const error = "call to OpenGL ES API with " 201455e3601498096d1daa0cf0ec7c23abb28b39af3Mathias Agopian "no current context (logged once per thread)"; 202455e3601498096d1daa0cf0ec7c23abb28b39af3Mathias Agopian if (LOG_NDEBUG) { 203455e3601498096d1daa0cf0ec7c23abb28b39af3Mathias Agopian ALOGE(error); 204455e3601498096d1daa0cf0ec7c23abb28b39af3Mathias Agopian } else { 205455e3601498096d1daa0cf0ec7c23abb28b39af3Mathias Agopian LOG_ALWAYS_FATAL(error); 206455e3601498096d1daa0cf0ec7c23abb28b39af3Mathias Agopian } 207ecfe091af3e3e5d7165fe64a5f9c84c4576a6c06Mathias Agopian char value[PROPERTY_VALUE_MAX]; 208ecfe091af3e3e5d7165fe64a5f9c84c4576a6c06Mathias Agopian property_get("debug.egl.callstack", value, "0"); 209ecfe091af3e3e5d7165fe64a5f9c84c4576a6c06Mathias Agopian if (atoi(value)) { 210ecfe091af3e3e5d7165fe64a5f9c84c4576a6c06Mathias Agopian CallStack stack; 211ecfe091af3e3e5d7165fe64a5f9c84c4576a6c06Mathias Agopian stack.update(); 212ecfe091af3e3e5d7165fe64a5f9c84c4576a6c06Mathias Agopian stack.dump(); 213ecfe091af3e3e5d7165fe64a5f9c84c4576a6c06Mathias Agopian } 214d274eae545ded690846416d6bfe987d8405eeabaMathias Agopian } 2156f0871222f04dfeb479d37fe9753d491e3150e42Mathias Agopian return 0; 21605c53113e0c73c7cab61edf53524c61c20a547c2Mathias Agopian} 21705c53113e0c73c7cab61edf53524c61c20a547c2Mathias Agopian 218edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectstatic void early_egl_init(void) 219edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 220edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#if !USE_FAST_TLS_KEY 221edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project pthread_key_create(&gGLWrapperKey, NULL); 222edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#endif 223a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich#if EGL_TRACE 224a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich pthread_key_create(&gGLTraceKey, NULL); 225a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich initEglTraceLevel(); 226b13c78f8520ef5a96effdee977bbacb881236c66Siva Velusamy initEglDebugLevel(); 227a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich#endif 228edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project uint32_t addr = (uint32_t)((void*)gl_no_context); 229edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project android_memset32( 230618fa10949c42eb83fa5fe105fe542bcff833ddaMathias Agopian (uint32_t*)(void*)&gHooksNoContext, 231edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project addr, 232618fa10949c42eb83fa5fe105fe542bcff833ddaMathias Agopian sizeof(gHooksNoContext)); 23305c53113e0c73c7cab61edf53524c61c20a547c2Mathias Agopian 234a2dd6cf59962e3a21a47df29b2f243e904839ba7Jack Palevich setGLHooksThreadSpecific(&gHooksNoContext); 235edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 236edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 237edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectstatic pthread_once_t once_control = PTHREAD_ONCE_INIT; 238edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectstatic int sEarlyInitState = pthread_once(&once_control, &early_egl_init); 239edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 240518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 241edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 242b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hallegl_display_ptr validate_display(EGLDisplay dpy) { 243b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall egl_display_ptr dp = get_display(dpy); 2445b287a6ea8dfac7ab3e03ae1e98f9e2214cbae09Mathias Agopian if (!dp) 245b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall return setError(EGL_BAD_DISPLAY, egl_display_ptr(NULL)); 2465b287a6ea8dfac7ab3e03ae1e98f9e2214cbae09Mathias Agopian if (!dp->isReady()) 247b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall return setError(EGL_NOT_INITIALIZED, egl_display_ptr(NULL)); 2483ede7c133af1fc9713d7f2aedd785ce6bad780e8Eric Hassold 2493ede7c133af1fc9713d7f2aedd785ce6bad780e8Eric Hassold return dp; 2503ede7c133af1fc9713d7f2aedd785ce6bad780e8Eric Hassold} 2513ede7c133af1fc9713d7f2aedd785ce6bad780e8Eric Hassold 252b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hallegl_display_ptr validate_display_connection(EGLDisplay dpy, 253b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall egl_connection_t*& cnx) { 254b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall cnx = NULL; 255b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall egl_display_ptr dp = validate_display(dpy); 2565b287a6ea8dfac7ab3e03ae1e98f9e2214cbae09Mathias Agopian if (!dp) 257b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall return dp; 258b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall cnx = &gEGLImpl; 259edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (cnx->dso == 0) { 260b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall return setError(EGL_BAD_CONFIG, egl_display_ptr(NULL)); 261edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 262b29e5e8c2682ae145e8c56d9afb061f8da7f854cJesse Hall return dp; 263edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 264edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 265518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian// ---------------------------------------------------------------------------- 266518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 26748d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopianconst GLubyte * egl_get_string_for_current_context(GLenum name) { 26848d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopian // NOTE: returning NULL here will fall-back to the default 26948d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopian // implementation. 27048d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopian 27148d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopian EGLContext context = egl_tls_t::getContext(); 27248d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopian if (context == EGL_NO_CONTEXT) 27348d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopian return NULL; 27448d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopian 27548d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopian egl_context_t const * const c = get_context(context); 27648d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopian if (c == NULL) // this should never happen, by construction 27748d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopian return NULL; 27848d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopian 27948d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopian if (name != GL_EXTENSIONS) 28048d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopian return NULL; 28148d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopian 28248d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopian return (const GLubyte *)c->gl_extensions.string(); 28348d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopian} 28448d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopian 28548d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopian// ---------------------------------------------------------------------------- 28648d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopian 287923c661a86c9e0737b3f16ceffd77e71e023ca54Mathias Agopian// this mutex protects: 288a69e0ed4a38ded9778d37da453899d527c4396b9Mathias Agopian// d->disp[] 289923c661a86c9e0737b3f16ceffd77e71e023ca54Mathias Agopian// egl_init_drivers_locked() 290923c661a86c9e0737b3f16ceffd77e71e023ca54Mathias Agopian// 291518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianstatic EGLBoolean egl_init_drivers_locked() { 292edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (sEarlyInitState) { 293923c661a86c9e0737b3f16ceffd77e71e023ca54Mathias Agopian // initialized by static ctor. should be set here. 294923c661a86c9e0737b3f16ceffd77e71e023ca54Mathias Agopian return EGL_FALSE; 295edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 296076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 297de58697644a52a614ad9498aa087e95d4a223673Mathias Agopian // get our driver loader 298923c661a86c9e0737b3f16ceffd77e71e023ca54Mathias Agopian Loader& loader(Loader::getInstance()); 299518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 300ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian // dynamically load our EGL implementation 301ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian egl_connection_t* cnx = &gEGLImpl; 302edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (cnx->dso == 0) { 3037773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian cnx->hooks[egl_connection_t::GLESv1_INDEX] = 3047773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian &gHooks[egl_connection_t::GLESv1_INDEX]; 3057773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian cnx->hooks[egl_connection_t::GLESv2_INDEX] = 3067773c435bc5da8217433e1b242d3a6712a17b5f7Mathias Agopian &gHooks[egl_connection_t::GLESv2_INDEX]; 307ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian cnx->dso = loader.open(cnx); 308edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 309edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 310ada798b7ca7cabc255aa159964b64975e7fdb2dfMathias Agopian return cnx->dso ? EGL_TRUE : EGL_FALSE; 311edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 312edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 313518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopianstatic pthread_mutex_t sInitDriverMutex = PTHREAD_MUTEX_INITIALIZER; 314518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian 315518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias AgopianEGLBoolean egl_init_drivers() { 316923c661a86c9e0737b3f16ceffd77e71e023ca54Mathias Agopian EGLBoolean res; 317518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian pthread_mutex_lock(&sInitDriverMutex); 318923c661a86c9e0737b3f16ceffd77e71e023ca54Mathias Agopian res = egl_init_drivers_locked(); 319518ec112f468eb67bf681b3eec896d7bfb4ff98dMathias Agopian pthread_mutex_unlock(&sInitDriverMutex); 320923c661a86c9e0737b3f16ceffd77e71e023ca54Mathias Agopian return res; 321923c661a86c9e0737b3f16ceffd77e71e023ca54Mathias Agopian} 322076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 3231cadb25da1ed875bdd078270e642966724a0c39aMathias Agopianvoid gl_unimplemented() { 324e6f43ddce78d6846af12550ff9193c5c6fe5844bSteve Block ALOGE("called unimplemented OpenGL ES API"); 3251cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian} 3261cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian 32748d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopianvoid gl_noop() { 32848d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopian} 32948d438d05f14c2f4bd83ae89f520368cd49122dfMathias Agopian 3301cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian// ---------------------------------------------------------------------------- 3311cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian 3321cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian#if USE_FAST_TLS_KEY 3331cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian 3341cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian// We have a dedicated TLS slot in bionic 3351cadb25da1ed875bdd078270e642966724a0c39aMathias Agopianstatic inline gl_hooks_t const * volatile * get_tls_hooks() { 3361cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian volatile void *tls_base = __get_tls(); 3371cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian gl_hooks_t const * volatile * tls_hooks = 3381cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian reinterpret_cast<gl_hooks_t const * volatile *>(tls_base); 3391cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian return tls_hooks; 3401cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian} 3411cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian 3421cadb25da1ed875bdd078270e642966724a0c39aMathias Agopianvoid setGlThreadSpecific(gl_hooks_t const *value) { 3431cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian gl_hooks_t const * volatile * tls_hooks = get_tls_hooks(); 3441cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian tls_hooks[TLS_SLOT_OPENGL_API] = value; 3451cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian} 3461cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian 3471cadb25da1ed875bdd078270e642966724a0c39aMathias Agopiangl_hooks_t const* getGlThreadSpecific() { 3481cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian gl_hooks_t const * volatile * tls_hooks = get_tls_hooks(); 3491cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian gl_hooks_t const* hooks = tls_hooks[TLS_SLOT_OPENGL_API]; 3501cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian if (hooks) return hooks; 3511cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian return &gHooksNoContext; 3521cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian} 3531cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian 3541cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian#else 3551cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian 3561cadb25da1ed875bdd078270e642966724a0c39aMathias Agopianvoid setGlThreadSpecific(gl_hooks_t const *value) { 3571cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian pthread_setspecific(gGLWrapperKey, value); 3581cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian} 3591cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian 3601cadb25da1ed875bdd078270e642966724a0c39aMathias Agopiangl_hooks_t const* getGlThreadSpecific() { 3611cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian gl_hooks_t const* hooks = static_cast<gl_hooks_t*>(pthread_getspecific(gGLWrapperKey)); 3621cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian if (hooks) return hooks; 3631cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian return &gHooksNoContext; 3641cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian} 3651cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian 3661cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian#endif 3671cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian 3681cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian// ---------------------------------------------------------------------------- 3691cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian// GL / EGL hooks 3701cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian// ---------------------------------------------------------------------------- 3711cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian 3721cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian#undef GL_ENTRY 3731cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian#undef EGL_ENTRY 3741cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian#define GL_ENTRY(_r, _api, ...) #_api, 3751cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian#define EGL_ENTRY(_r, _api, ...) #_api, 3761cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian 3771cadb25da1ed875bdd078270e642966724a0c39aMathias Agopianchar const * const gl_names[] = { 3781cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian #include "entries.in" 3791cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian NULL 3801cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian}; 3811cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian 3821cadb25da1ed875bdd078270e642966724a0c39aMathias Agopianchar const * const egl_names[] = { 3831cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian #include "egl_entries.in" 3841cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian NULL 3851cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian}; 3861cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian 3871cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian#undef GL_ENTRY 3881cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian#undef EGL_ENTRY 3891cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian 3901cadb25da1ed875bdd078270e642966724a0c39aMathias Agopian 391076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian// ---------------------------------------------------------------------------- 392076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian}; // namespace android 393076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian// ---------------------------------------------------------------------------- 394076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 395