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      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_EGLDEFS_H
     18 #define ANDROID_EGLDEFS_H
     19 
     20 #include "hooks.h"
     21 
     22 // ----------------------------------------------------------------------------
     23 namespace android {
     24 // ----------------------------------------------------------------------------
     25 
     26 #define VERSION_MAJOR 1
     27 #define VERSION_MINOR 4
     28 
     29 //  EGLDisplay are global, not attached to a given thread
     30 const unsigned int NUM_DISPLAYS = 1;
     31 
     32 enum {
     33     IMPL_HARDWARE = 0,
     34     IMPL_SOFTWARE,
     35     IMPL_NUM_IMPLEMENTATIONS
     36 };
     37 
     38 enum {
     39     GLESv1_INDEX = 0,
     40     GLESv2_INDEX = 1,
     41 };
     42 
     43 // ----------------------------------------------------------------------------
     44 
     45 struct egl_connection_t
     46 {
     47     inline egl_connection_t() : dso(0) { }
     48     void *              dso;
     49     gl_hooks_t *        hooks[2];
     50     EGLint              major;
     51     EGLint              minor;
     52     egl_t               egl;
     53 };
     54 
     55 // ----------------------------------------------------------------------------
     56 
     57 extern gl_hooks_t gHooks[2][IMPL_NUM_IMPLEMENTATIONS];
     58 extern gl_hooks_t gHooksNoContext;
     59 extern pthread_key_t gGLWrapperKey;
     60 extern "C" void gl_unimplemented();
     61 
     62 extern char const * const gl_names[];
     63 extern char const * const egl_names[];
     64 
     65 extern egl_connection_t gEGLImpl[IMPL_NUM_IMPLEMENTATIONS];
     66 
     67 // ----------------------------------------------------------------------------
     68 }; // namespace android
     69 // ----------------------------------------------------------------------------
     70 
     71 #endif /* ANDROID_EGLDEFS_H */
     72