1/*-------------------------------------------------------------------------
2 * drawElements Quality Program EGL Module
3 * ---------------------------------------
4 *
5 * Copyright 2014 The Android Open Source Project
6 *
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
10 *
11 *      http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 *
19 *//*!
20 * \file
21 * \brief glw::FunctionLoader using eglGetProcAddress() and tcu::Library.
22 *//*--------------------------------------------------------------------*/
23
24#include "egluGLFunctionLoader.hpp"
25#include "egluPlatform.hpp"
26#include "eglwLibrary.hpp"
27#include "tcuFunctionLibrary.hpp"
28
29namespace eglu
30{
31
32GLFunctionLoader::GLFunctionLoader (const eglw::Library& egl, const tcu::FunctionLibrary* library)
33	: m_egl		(egl)
34	, m_library	(library)
35{
36}
37
38glw::GenericFuncType GLFunctionLoader::get (const char* name) const
39{
40	glw::GenericFuncType func = (glw::GenericFuncType)m_library->getFunction(name);
41
42	if (!func)
43		return (glw::GenericFuncType)m_egl.getProcAddress(name);
44	else
45		return func;
46}
47
48GLLibraryCache::GLLibraryCache (const Platform& platform, const tcu::CommandLine& cmdLine)
49	: m_platform	(platform)
50	, m_cmdLine		(cmdLine)
51{
52}
53
54GLLibraryCache::~GLLibraryCache (void)
55{
56	for (LibraryMap::iterator i = m_libraries.begin(); i != m_libraries.end(); ++i)
57		delete i->second;
58}
59
60const tcu::FunctionLibrary* GLLibraryCache::getLibrary (glu::ApiType apiType)
61{
62	tcu::FunctionLibrary*	library	= DE_NULL;
63	const deUint32			key		= apiType.getPacked();
64	LibraryMap::iterator	iter	= m_libraries.find(key);
65
66	if (iter == m_libraries.end())
67	{
68		library = m_platform.createDefaultGLFunctionLibrary(apiType, m_cmdLine);
69		try
70		{
71			m_libraries.insert(std::make_pair(key, library));
72		}
73		catch (...)
74		{
75			delete library;
76			throw;
77		}
78	}
79	else
80		library = iter->second;
81
82	return library;
83}
84
85} // eglu
86