1 /* 2 ** Copyright 2011, The Android Open Source Project 3 ** 4 ** Licensed under the Apache License, Version 2.0 (the "License"); 5 ** you may not use this file except in compliance with the License. 6 ** You may obtain a copy of the License at 7 ** 8 ** http://www.apache.org/licenses/LICENSE-2.0 9 ** 10 ** Unless required by applicable law or agreed to in writing, software 11 ** distributed under the License is distributed on an "AS IS" BASIS, 12 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 ** See the License for the specific language governing permissions and 14 ** limitations under the License. 15 */ 16 17 #ifndef ANDROID_EGL_TLS_H 18 #define ANDROID_EGL_TLS_H 19 20 #include <pthread.h> 21 22 #include <EGL/egl.h> 23 24 #include "egldefs.h" 25 26 // ---------------------------------------------------------------------------- 27 namespace android { 28 // ---------------------------------------------------------------------------- 29 30 class DbgContext; 31 32 class egl_tls_t { 33 enum { TLS_KEY_NOT_INITIALIZED = -1 }; 34 static pthread_key_t sKey; 35 static pthread_once_t sOnceKey; 36 37 EGLint error; 38 EGLContext ctx; 39 EGLBoolean logCallWithNoContext; 40 41 egl_tls_t(); 42 static void validateTLSKey(); 43 static void setErrorEtcImpl( 44 const char* caller, int line, EGLint error, bool quiet); 45 46 public: 47 static egl_tls_t* getTLS(); 48 static void clearTLS(); 49 static void clearError(); 50 static EGLint getError(); 51 static void setContext(EGLContext ctx); 52 static EGLContext getContext(); 53 static bool logNoContextCall(); 54 static const char *egl_strerror(EGLint err); 55 56 template<typename T> 57 static T setErrorEtc(const char* caller, 58 int line, EGLint error, T returnValue, bool quiet = false) { 59 setErrorEtcImpl(caller, line, error, quiet); 60 return returnValue; 61 } 62 }; 63 64 #define setError(_e, _r) \ 65 egl_tls_t::setErrorEtc(__FUNCTION__, __LINE__, _e, _r) 66 67 #define setErrorQuiet(_e, _r) \ 68 egl_tls_t::setErrorEtc(__FUNCTION__, __LINE__, _e, _r, true) 69 70 // ---------------------------------------------------------------------------- 71 }; // namespace android 72 // ---------------------------------------------------------------------------- 73 74 #endif // ANDROID_EGL_TLS_H 75