1/*-------------------------------------------------------------------------
2 * drawElements Quality Program Tester Core
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 EGL Config selection helper.
22 *//*--------------------------------------------------------------------*/
23
24#include "egluConfigFilter.hpp"
25#include "egluUtil.hpp"
26#include "egluConfigInfo.hpp"
27#include "eglwEnums.hpp"
28#include "deSTLUtil.hpp"
29
30#include <algorithm>
31
32using std::vector;
33
34namespace eglu
35{
36
37using namespace eglw;
38
39
40CandidateConfig::CandidateConfig (const eglw::Library& egl, eglw::EGLDisplay display, eglw::EGLConfig config)
41	: m_type(TYPE_EGL_OBJECT)
42{
43	m_cfg.object.egl		= &egl;
44	m_cfg.object.display	= display;
45	m_cfg.object.config		= config;
46}
47
48CandidateConfig::CandidateConfig (const ConfigInfo& configInfo)
49	: m_type(TYPE_CONFIG_INFO)
50{
51	m_cfg.configInfo = &configInfo;
52}
53
54int CandidateConfig::get (deUint32 attrib) const
55{
56	if (m_type == TYPE_CONFIG_INFO)
57		return m_cfg.configInfo->getAttribute(attrib);
58	else
59	{
60		if (attrib == EGL_COLOR_COMPONENT_TYPE_EXT)
61		{
62			const std::vector<std::string>	extensions	= getDisplayExtensions(*m_cfg.object.egl, m_cfg.object.display);
63
64			if (de::contains(extensions.begin(), extensions.end(), "EGL_EXT_pixel_format_float"))
65				return getConfigAttribInt(*m_cfg.object.egl, m_cfg.object.display, m_cfg.object.config, attrib);
66			else
67				return EGL_COLOR_COMPONENT_TYPE_FIXED_EXT;
68		}
69		else
70			return getConfigAttribInt(*m_cfg.object.egl, m_cfg.object.display, m_cfg.object.config, attrib);
71	}
72}
73
74int			CandidateConfig::id					(void) const { return get(EGL_CONFIG_ID);							}
75int			CandidateConfig::redSize			(void) const { return get(EGL_RED_SIZE);							}
76int			CandidateConfig::greenSize			(void) const { return get(EGL_GREEN_SIZE);							}
77int			CandidateConfig::blueSize			(void) const { return get(EGL_BLUE_SIZE);							}
78int			CandidateConfig::alphaSize			(void) const { return get(EGL_ALPHA_SIZE);							}
79int			CandidateConfig::depthSize			(void) const { return get(EGL_DEPTH_SIZE);							}
80int			CandidateConfig::stencilSize		(void) const { return get(EGL_STENCIL_SIZE);						}
81int			CandidateConfig::samples			(void) const { return get(EGL_SAMPLES);								}
82deUint32	CandidateConfig::renderableType		(void) const { return (deUint32)get(EGL_RENDERABLE_TYPE);			}
83deUint32	CandidateConfig::surfaceType		(void) const { return (deUint32)get(EGL_SURFACE_TYPE);				}
84deUint32	CandidateConfig::colorComponentType	(void) const { return (deUint32)get(EGL_COLOR_COMPONENT_TYPE_EXT);	}
85
86FilterList& FilterList::operator<< (ConfigFilter filter)
87{
88	m_rules.push_back(filter);
89	return *this;
90}
91
92FilterList& FilterList::operator<< (const FilterList& other)
93{
94	size_t oldEnd = m_rules.size();
95	m_rules.resize(m_rules.size()+other.m_rules.size());
96	std::copy(other.m_rules.begin(), other.m_rules.end(), m_rules.begin()+oldEnd);
97	return *this;
98}
99
100bool FilterList::match (const Library& egl, EGLDisplay display, EGLConfig config) const
101{
102	return match(CandidateConfig(egl, display, config));
103}
104
105bool FilterList::match (const ConfigInfo& configInfo) const
106{
107	return match(CandidateConfig(configInfo));
108}
109
110bool FilterList::match (const CandidateConfig& candidate) const
111{
112	for (vector<ConfigFilter>::const_iterator filterIter = m_rules.begin(); filterIter != m_rules.end(); filterIter++)
113	{
114		ConfigFilter filter = *filterIter;
115
116		if (!filter(candidate))
117			return false;
118	}
119
120	return true;
121}
122
123
124} // eglu
125