a2ec7339da
Initialize EGL extensions functions in the EGLDispatch table using eglGetProcAddress instead of dlsym. (try dlsym if eglGetProcAddress failed). Change-Id: I256c4c5f9f3728a5b0e4d5bbcc75b83aa8a85f29
86 lines
4.5 KiB
C++
86 lines
4.5 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 "EGLDispatch.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include "osDynLibrary.h"
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EGLDispatch s_egl;
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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 = "libEGL.so";
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osUtils::dynLibrary *lib = osUtils::dynLibrary::open(libName);
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if (!lib) {
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printf("Failed to open %s\n", libName);
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return NULL;
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}
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s_egl.eglGetError = (eglGetError_t) lib->findSymbol("eglGetError");
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s_egl.eglGetDisplay = (eglGetDisplay_t) lib->findSymbol("eglGetDisplay");
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s_egl.eglInitialize = (eglInitialize_t) lib->findSymbol("eglInitialize");
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s_egl.eglTerminate = (eglTerminate_t) lib->findSymbol("eglTerminate");
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s_egl.eglQueryString = (eglQueryString_t) lib->findSymbol("eglQueryString");
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s_egl.eglGetConfigs = (eglGetConfigs_t) lib->findSymbol("eglGetConfigs");
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s_egl.eglChooseConfig = (eglChooseConfig_t) lib->findSymbol("eglChooseConfig");
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s_egl.eglGetConfigAttrib = (eglGetConfigAttrib_t) lib->findSymbol("eglGetConfigAttrib");
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s_egl.eglCreateWindowSurface = (eglCreateWindowSurface_t) lib->findSymbol("eglCreateWindowSurface");
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s_egl.eglCreatePbufferSurface = (eglCreatePbufferSurface_t) lib->findSymbol("eglCreatePbufferSurface");
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s_egl.eglCreatePixmapSurface = (eglCreatePixmapSurface_t) lib->findSymbol("eglCreatePixmapSurface");
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s_egl.eglDestroySurface = (eglDestroySurface_t) lib->findSymbol("eglDestroySurface");
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s_egl.eglQuerySurface = (eglQuerySurface_t) lib->findSymbol("eglQuerySurface");
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s_egl.eglBindAPI = (eglBindAPI_t) lib->findSymbol("eglBindAPI");
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s_egl.eglQueryAPI = (eglQueryAPI_t) lib->findSymbol("eglQueryAPI");
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s_egl.eglWaitClient = (eglWaitClient_t) lib->findSymbol("eglWaitClient");
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s_egl.eglReleaseThread = (eglReleaseThread_t) lib->findSymbol("eglReleaseThread");
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s_egl.eglCreatePbufferFromClientBuffer = (eglCreatePbufferFromClientBuffer_t) lib->findSymbol("eglCreatePbufferFromClientBuffer");
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s_egl.eglSurfaceAttrib = (eglSurfaceAttrib_t) lib->findSymbol("eglSurfaceAttrib");
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s_egl.eglBindTexImage = (eglBindTexImage_t) lib->findSymbol("eglBindTexImage");
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s_egl.eglReleaseTexImage = (eglReleaseTexImage_t) lib->findSymbol("eglReleaseTexImage");
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s_egl.eglSwapInterval = (eglSwapInterval_t) lib->findSymbol("eglSwapInterval");
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s_egl.eglCreateContext = (eglCreateContext_t) lib->findSymbol("eglCreateContext");
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s_egl.eglDestroyContext = (eglDestroyContext_t) lib->findSymbol("eglDestroyContext");
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s_egl.eglMakeCurrent = (eglMakeCurrent_t) lib->findSymbol("eglMakeCurrent");
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s_egl.eglGetCurrentContext = (eglGetCurrentContext_t) lib->findSymbol("eglGetCurrentContext");
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s_egl.eglGetCurrentSurface = (eglGetCurrentSurface_t) lib->findSymbol("eglGetCurrentSurface");
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s_egl.eglGetCurrentDisplay = (eglGetCurrentDisplay_t) lib->findSymbol("eglGetCurrentDisplay");
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s_egl.eglQueryContext = (eglQueryContext_t) lib->findSymbol("eglQueryContext");
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s_egl.eglWaitGL = (eglWaitGL_t) lib->findSymbol("eglWaitGL");
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s_egl.eglWaitNative = (eglWaitNative_t) lib->findSymbol("eglWaitNative");
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s_egl.eglSwapBuffers = (eglSwapBuffers_t) lib->findSymbol("eglSwapBuffers");
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s_egl.eglCopyBuffers = (eglCopyBuffers_t) lib->findSymbol("eglCopyBuffers");
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s_egl.eglGetProcAddress = (eglGetProcAddress_t) lib->findSymbol("eglGetProcAddress");
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#define INIT_EGL_EXT_FUNC(name) \
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if (s_egl.eglGetProcAddress) s_egl.name = (name ## _t) s_egl.eglGetProcAddress(#name); \
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if (!s_egl.name || !s_egl.eglGetProcAddress) s_egl.name = (name ## _t) lib->findSymbol(#name)
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INIT_EGL_EXT_FUNC(eglLockSurfaceKHR);
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INIT_EGL_EXT_FUNC(eglUnlockSurfaceKHR);
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INIT_EGL_EXT_FUNC(eglCreateImageKHR);
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INIT_EGL_EXT_FUNC(eglDestroyImageKHR);
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INIT_EGL_EXT_FUNC(eglCreateSyncKHR);
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INIT_EGL_EXT_FUNC(eglDestroySyncKHR);
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INIT_EGL_EXT_FUNC(eglClientWaitSyncKHR);
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INIT_EGL_EXT_FUNC(eglSignalSyncKHR);
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INIT_EGL_EXT_FUNC(eglGetSyncAttribKHR);
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INIT_EGL_EXT_FUNC(eglSetSwapRectangleANDROID);
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return true;
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}
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