1 #ifndef _EGLUNATIVEDISPLAY_HPP
2 #define _EGLUNATIVEDISPLAY_HPP
3 /*-------------------------------------------------------------------------
4  * drawElements Quality Program Tester Core
5  * ----------------------------------------
6  *
7  * Copyright 2014 The Android Open Source Project
8  *
9  * Licensed under the Apache License, Version 2.0 (the "License");
10  * you may not use this file except in compliance with the License.
11  * You may obtain a copy of the License at
12  *
13  *      http://www.apache.org/licenses/LICENSE-2.0
14  *
15  * Unless required by applicable law or agreed to in writing, software
16  * distributed under the License is distributed on an "AS IS" BASIS,
17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18  * See the License for the specific language governing permissions and
19  * limitations under the License.
20  *
21  *//*!
22  * \file
23  * \brief EGL native display abstraction
24  *//*--------------------------------------------------------------------*/
25 
26 #include "tcuDefs.hpp"
27 #include "tcuFactoryRegistry.hpp"
28 #include "egluNativeWindow.hpp"
29 #include "egluNativePixmap.hpp"
30 #include "eglwDefs.hpp"
31 
32 #include <string>
33 
34 namespace eglw
35 {
36 class Library;
37 }
38 
39 namespace eglu
40 {
41 
42 class NativeDisplay
43 {
44 public:
45 	enum Capability
46 	{
47 		CAPABILITY_GET_DISPLAY_LEGACY	= (1<<0),	//!< Query EGL display using eglGetDisplay()
48 		CAPABILITY_GET_DISPLAY_PLATFORM	= (1<<1)	//!< Query EGL display using eglGetPlatformDisplay()
49 	};
50 
51 	virtual								~NativeDisplay				(void);
52 
53 	virtual const eglw::Library&		getLibrary					(void) const = 0;
54 
getCapabilities(void) const55 	Capability							getCapabilities				(void) const { return m_capabilities; }
getPlatformType(void) const56 	eglw::EGLenum						getPlatformType				(void) const { return m_platformType; }
getPlatformExtensionName(void) const57 	const char*							getPlatformExtensionName	(void) const { return (m_platformExtension.empty() ? DE_NULL : m_platformExtension.c_str()); }
58 
59 	//! Get EGLNativeDisplayType that can be used with eglGetDisplay(). Default implementation throws tcu::NotSupportedError().
60 	virtual eglw::EGLNativeDisplayType	getLegacyNative				(void);
61 
62 	//! Return display pointer that can be used with eglGetPlatformDisplay(). Default implementations throw tcu::NotSupportedError()
63 	virtual void*						getPlatformNative			(void);
64 
65 	//! Attributes to pass to eglGetPlatformDisplay(EXT)
66 	virtual const eglw::EGLAttrib*		getPlatformAttributes		(void) const;
67 
68 protected:
69 										NativeDisplay				(Capability capabilities, eglw::EGLenum platformType, const char* platformExtension);
70 										NativeDisplay				(Capability capabilities);
71 
72 private:
73 										NativeDisplay				(const NativeDisplay&);
74 	NativeDisplay&						operator=					(const NativeDisplay&);
75 
76 	const Capability					m_capabilities;
77 	const eglw::EGLenum					m_platformType;				//!< EGL platform type, or EGL_NONE if not supported.
78 	const std::string					m_platformExtension;
79 };
80 
81 class NativeDisplayFactory : public tcu::FactoryBase
82 {
83 public:
84 	virtual								~NativeDisplayFactory		(void);
85 
86 	virtual NativeDisplay*				createDisplay				(const eglw::EGLAttrib* attribList = DE_NULL) const = 0;
87 
getCapabilities(void) const88 	NativeDisplay::Capability			getCapabilities				(void) const { return m_capabilities; }
getPlatformType(void) const89 	eglw::EGLenum						getPlatformType				(void) const { return m_platformType; }
getPlatformExtensionName(void) const90 	const char*							getPlatformExtensionName	(void) const { return (m_platformExtension.empty() ? DE_NULL : m_platformExtension.c_str()); }
91 
getNativeWindowRegistry(void) const92 	const NativeWindowFactoryRegistry&	getNativeWindowRegistry		(void) const { return m_nativeWindowRegistry; }
getNativePixmapRegistry(void) const93 	const NativePixmapFactoryRegistry&	getNativePixmapRegistry		(void) const { return m_nativePixmapRegistry; }
94 
95 protected:
96 										NativeDisplayFactory		(const std::string& name, const std::string& description, NativeDisplay::Capability capabilities);
97 										NativeDisplayFactory		(const std::string& name, const std::string& description, NativeDisplay::Capability capabilities, eglw::EGLenum platformType, const char* platformExtension);
98 
99 	NativeWindowFactoryRegistry			m_nativeWindowRegistry;
100 	NativePixmapFactoryRegistry			m_nativePixmapRegistry;
101 
102 private:
103 										NativeDisplayFactory		(const NativeDisplayFactory&);
104 	NativeDisplayFactory&				operator=					(const NativeDisplayFactory&);
105 
106 	const NativeDisplay::Capability		m_capabilities;
107 	const eglw::EGLenum					m_platformType;
108 	const std::string					m_platformExtension;
109 };
110 
111 typedef tcu::FactoryRegistry<NativeDisplayFactory> NativeDisplayFactoryRegistry;
112 
113 } // eglu
114 
115 #endif // _EGLUNATIVEDISPLAY_HPP
116