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      1 /*
      2 * Copyright (C) 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 #include <stdio.h>
     18 #include "ThreadInfo.h"
     19 
     20 //#define TRACE_THREADINFO
     21 #ifdef TRACE_THREADINFO
     22 #define LOG_THREADINFO(x...) fprintf(stderr, x)
     23 #else
     24 #define LOG_THREADINFO(x...)
     25 #endif
     26 
     27 void ThreadInfo::updateInfo(ContextPtr eglCtx,
     28                             EglDisplay* dpy,
     29                             GLEScontext* glesCtx,
     30                             ShareGroupPtr share,
     31                             ObjectNameManager* manager) {
     32 
     33     eglContext  = eglCtx;
     34     eglDisplay  = dpy;
     35     glesContext = glesCtx;
     36     shareGroup  = share;
     37     objManager  = manager;
     38 }
     39 
     40 #include <cutils/threads.h>
     41 static thread_store_t s_tls = THREAD_STORE_INITIALIZER;
     42 static int active_instance = 0;
     43 static void tlsDestruct(void *ptr)
     44 {
     45     active_instance--;
     46     LOG_THREADINFO("tlsDestruct EGL %lx %d\n", (long)ptr, active_instance);
     47     if (ptr) {
     48         ThreadInfo *ti = (ThreadInfo *)ptr;
     49         delete ti;
     50     }
     51 }
     52 
     53 ThreadInfo *getThreadInfo()
     54 {
     55     ThreadInfo *ti = (ThreadInfo *)thread_store_get(&s_tls);
     56     if (!ti) {
     57         ti = new ThreadInfo();
     58         thread_store_set(&s_tls, ti, tlsDestruct);
     59         active_instance++;
     60         LOG_THREADINFO("getThreadInfo EGL %lx %d\n", (long)ti, active_instance);
     61     }
     62     return ti;
     63 }
     64