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 destructTLSData(void* data); 42 static void setErrorEtcImpl( 43 const char* caller, int line, EGLint error, bool quiet); 44 45 public: 46 static egl_tls_t* getTLS(); 47 static void clearTLS(); 48 static void clearError(); 49 static EGLint getError(); 50 static void setContext(EGLContext ctx); 51 static EGLContext getContext(); 52 static bool logNoContextCall(); 53 static const char *egl_strerror(EGLint err); 54 55 template<typename T> 56 static T setErrorEtc(const char* caller, 57 int line, EGLint error, T returnValue, bool quiet = false) { 58 setErrorEtcImpl(caller, line, error, quiet); 59 return returnValue; 60 } 61 }; 62 63 #define setError(_e, _r) \ 64 egl_tls_t::setErrorEtc(__FUNCTION__, __LINE__, _e, _r) 65 66 #define setErrorQuiet(_e, _r) \ 67 egl_tls_t::setErrorEtc(__FUNCTION__, __LINE__, _e, _r, true) 68 69 // ---------------------------------------------------------------------------- 70 }; // namespace android 71 // ---------------------------------------------------------------------------- 72 73 #endif // ANDROID_EGL_TLS_H 74