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160 lines
3.6 KiB
160 lines
3.6 KiB
/*-------------------------------------------------------------------------
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* drawElements Quality Program EGL Utilities
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* ------------------------------------------
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*
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* Copyright 2014 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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*//*!
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* \file
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* \brief EGL API Library.
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*//*--------------------------------------------------------------------*/
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#include "eglwLibrary.hpp"
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#include "tcuFunctionLibrary.hpp"
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#include "deDynamicLibrary.hpp"
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#if defined(DEQP_EGL_DIRECT_LINK)
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# include <EGL/egl.h>
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#endif
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namespace eglw
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{
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FuncPtrLibrary::FuncPtrLibrary (void)
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{
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}
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FuncPtrLibrary::~FuncPtrLibrary (void)
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{
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}
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#include "eglwFuncPtrLibraryImpl.inl"
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namespace
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{
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tcu::FunctionLibrary* createStaticLibrary (void)
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{
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#if defined(DEQP_EGL_DIRECT_LINK)
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static tcu::StaticFunctionLibrary::Entry s_staticEntries[] =
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{
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# if defined(EGL_VERSION_1_5)
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# include "eglwStaticLibrary15.inl"
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# elif defined(EGL_VERSION_1_4)
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# include "eglwStaticLibrary14.inl"
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# endif
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};
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return new tcu::StaticFunctionLibrary(s_staticEntries, DE_LENGTH_OF_ARRAY(s_staticEntries));
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#else
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return new tcu::StaticFunctionLibrary(DE_NULL, 0);
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#endif
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}
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class CoreLoader : public FunctionLoader
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{
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public:
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CoreLoader (const de::DynamicLibrary* dynLib)
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: m_staticLib (createStaticLibrary())
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, m_dynLib (dynLib)
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, m_getProcAddress (DE_NULL)
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{
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// Try to obtain eglGetProcAddress
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m_getProcAddress = (eglGetProcAddressFunc)m_staticLib->getFunction("eglGetProcAddress");
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if (!m_getProcAddress && m_dynLib)
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m_getProcAddress = (eglGetProcAddressFunc)m_dynLib->getFunction("eglGetProcAddress");
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}
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~CoreLoader (void)
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{
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delete m_staticLib;
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}
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GenericFuncType get (const char* name) const
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{
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GenericFuncType res = (GenericFuncType)DE_NULL;
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res = (GenericFuncType)m_staticLib->getFunction(name);
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if (!res && m_dynLib)
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res = (GenericFuncType)m_dynLib->getFunction(name);
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if (!res && m_getProcAddress)
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res = (GenericFuncType)m_getProcAddress(name);
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return res;
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}
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protected:
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tcu::FunctionLibrary* const m_staticLib;
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const de::DynamicLibrary* m_dynLib;
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eglGetProcAddressFunc m_getProcAddress;
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};
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class ExtLoader : public FunctionLoader
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{
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public:
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ExtLoader (const eglGetProcAddressFunc getProcAddress)
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: m_getProcAddress(getProcAddress)
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{
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}
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GenericFuncType get (const char* name) const
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{
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return (GenericFuncType)m_getProcAddress(name);
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}
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protected:
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const eglGetProcAddressFunc m_getProcAddress;
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};
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} // anonymous
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DefaultLibrary::DefaultLibrary (const char* dynamicLibraryName)
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: m_dynLib(DE_NULL)
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{
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if (dynamicLibraryName)
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m_dynLib = new de::DynamicLibrary(dynamicLibraryName);
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{
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const CoreLoader loader(m_dynLib);
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initCore(&m_egl, &loader);
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}
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if (m_egl.getProcAddress)
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{
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const ExtLoader loader(m_egl.getProcAddress);
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initExtensions(&m_egl, &loader);
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}
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}
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DefaultLibrary::~DefaultLibrary (void)
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{
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delete m_dynLib;
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}
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const char* DefaultLibrary::getLibraryFileName (void)
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{
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#if (DE_OS == DE_OS_ANDROID) || (DE_OS == DE_OS_UNIX)
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return "libEGL.so";
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#elif (DE_OS == DE_OS_WIN32)
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return "libEGL.dll";
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#else
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return DE_NULL;
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#endif
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}
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} // eglw
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