52 lines
1.8 KiB
C++
52 lines
1.8 KiB
C++
/*
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* Copyright (C) 2011 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "OpenGLESDispatch/EGLDispatch.h"
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#include "emugl/common/shared_library.h"
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#include <stdio.h>
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#include <stdlib.h>
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EGLDispatch s_egl;
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#define DEFAULT_EGL_LIB EMUGL_LIBNAME("EGL_translator")
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#define RENDER_EGL_LOAD_FIELD(return_type, function_name, signature) \
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s_egl. function_name = (function_name ## _t) lib->findSymbol(#function_name);
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#define RENDER_EGL_LOAD_OPTIONAL_FIELD(return_type, function_name, signature) \
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if (s_egl.eglGetProcAddress) s_egl. function_name = \
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(function_name ## _t) s_egl.eglGetProcAddress(#function_name); \
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if (!s_egl.function_name || !s_egl.eglGetProcAddress) \
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RENDER_EGL_LOAD_FIELD(return_type, function_name, signature)
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bool init_egl_dispatch()
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{
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const char *libName = getenv("ANDROID_EGL_LIB");
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if (!libName) libName = DEFAULT_EGL_LIB;
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char error[256];
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emugl::SharedLibrary *lib = emugl::SharedLibrary::open(libName, error, sizeof(error));
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if (!lib) {
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printf("Failed to open %s: [%s]\n", libName, error);
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return NULL;
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}
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LIST_RENDER_EGL_FUNCTIONS(RENDER_EGL_LOAD_FIELD)
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LIST_RENDER_EGL_EXTENSIONS_FUNCTIONS(RENDER_EGL_LOAD_OPTIONAL_FIELD)
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return true;
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}
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