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 <EGL/egl.h> 21 22 #include <pthread.h> 23 24 // ---------------------------------------------------------------------------- 25 namespace android { 26 // ---------------------------------------------------------------------------- 27 28 class DbgContext; 29 30 class egl_tls_t { 31 enum { TLS_KEY_NOT_INITIALIZED = -1 }; 32 static pthread_key_t sKey; 33 static pthread_once_t sOnceKey; 34 35 EGLint error; 36 EGLContext ctx; 37 bool logCallWithNoContext; 38 39 egl_tls_t(); 40 static void validateTLSKey(); 41 static void setErrorEtcImpl( 42 const char* caller, int line, EGLint error, bool quiet); 43 44 public: 45 static egl_tls_t* getTLS(); 46 static void clearTLS(); 47 static void clearError(); 48 static EGLint getError(); 49 static void setContext(EGLContext ctx); 50 static EGLContext getContext(); 51 static bool logNoContextCall(); 52 static const char *egl_strerror(EGLint err); 53 54 template<typename T> 55 static T setErrorEtc(const char* caller, 56 int line, EGLint error, T returnValue, bool quiet = false) { 57 setErrorEtcImpl(caller, line, error, quiet); 58 return returnValue; 59 } 60 }; 61 62 #define setError(_e, _r) \ 63 egl_tls_t::setErrorEtc(__FUNCTION__, __LINE__, _e, _r) 64 65 #define setErrorQuiet(_e, _r) \ 66 egl_tls_t::setErrorEtc(__FUNCTION__, __LINE__, _e, _r, true) 67 68 // ---------------------------------------------------------------------------- 69 }; // namespace android 70 // ---------------------------------------------------------------------------- 71 72 #endif // ANDROID_EGL_TLS_H 73