| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| #ifdef WITH_GLES2 |
| #include "GL2Dispatch.h" |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include "osDynLibrary.h" |
| |
| gl2_decoder_context_t s_gl2; |
| |
| static osUtils::dynLibrary *s_gles2_lib = NULL; |
| |
| // |
| // This function is called only once during initialiation before |
| // any thread has been created - hence it should NOT be thread safe. |
| // |
| bool init_gl2_dispatch() |
| { |
| const char *libName = getenv("ANDROID_GLESv2_LIB"); |
| if (!libName) libName = "libGLESv2.so"; |
| |
| // |
| // Load the GLES library |
| // |
| s_gles2_lib = osUtils::dynLibrary::open(libName); |
| if (!s_gles2_lib) return false; |
| |
| // |
| // init the GLES dispatch table |
| // |
| return s_gl2.initDispatchByName( gl2_dispatch_get_proc_func, NULL ); |
| } |
| |
| // |
| // This function is called only during initialiation before |
| // any thread has been created - hence it should NOT be thread safe. |
| // |
| void *gl2_dispatch_get_proc_func(const char *name, void *userData) |
| { |
| if (!s_gles2_lib) { |
| return NULL; |
| } |
| return (void *)s_gles2_lib->findSymbol(name); |
| } |
| |
| #endif |