1 #ifndef _EGLUNATIVEPIXMAP_HPP
2 #define _EGLUNATIVEPIXMAP_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 pixmap abstraction
24  *//*--------------------------------------------------------------------*/
25 
26 #include "tcuDefs.hpp"
27 #include "tcuFactoryRegistry.hpp"
28 #include "eglwDefs.hpp"
29 #include "tcuVector.hpp"
30 
31 namespace tcu
32 {
33 class TextureLevel;
34 }
35 
36 namespace eglu
37 {
38 
39 class NativeDisplay;
40 
41 class NativePixmap
42 {
43 public:
44 	enum Capability
45 	{
46 		CAPABILITY_CREATE_SURFACE_LEGACY	= (1<<0),	//!< EGL surface can be created with eglCreatePixmapSurface()
47 		CAPABILITY_CREATE_SURFACE_PLATFORM	= (1<<1),	//!< EGL surface can be created with eglCreatePlatformPixmapSurface()
48 		CAPABILITY_READ_PIXELS				= (1<<2)
49 	};
50 
~NativePixmap(void)51 	virtual								~NativePixmap			(void) {}
52 
53 	//! Return EGLNativePixmapType that can be used with eglCreatePixmapSurface(). Default implementation throws tcu::NotSupportedError().
54 	virtual eglw::EGLNativePixmapType	getLegacyNative			(void);
55 
56 	//! Return native pointer that can be used with eglCreatePlatformPixmapSurfaceEXT(). Default implementation throws tcu::NotSupportedError().
57 	virtual void*						getPlatformNative		(void);
58 
59 	// Read pixels from pixmap. Default implementation throws tcu::NotSupportedError()
60 	virtual void						readPixels				(tcu::TextureLevel* dst);
61 
62 	// These values are initialized in constructor.
getCapabilities(void) const63 	Capability							getCapabilities			(void) const { return m_capabilities; }
64 
65 protected:
66 										NativePixmap			(Capability capabilities);
67 
68 private:
69 										NativePixmap			(const NativePixmap&);
70 	NativePixmap&						operator=				(const NativePixmap&);
71 
72 	const Capability					m_capabilities;
73 };
74 
75 class NativePixmapFactory : public tcu::FactoryBase
76 {
77 public:
78 	virtual								~NativePixmapFactory	(void);
79 
80 	//! Create generic pixmap.
81 	virtual NativePixmap*				createPixmap			(NativeDisplay* nativeDisplay, int width, int height) const = 0;
82 
83 	//! Create pixmap that matches given EGL config. Defaults to generic createPixmap().
84 	virtual NativePixmap*				createPixmap			(NativeDisplay* nativeDisplay, eglw::EGLDisplay display, eglw::EGLConfig config, const eglw::EGLAttrib* attribList, int width, int height) const;
85 
getCapabilities(void) const86 	NativePixmap::Capability			getCapabilities			(void) const { return m_capabilities; }
87 
88 protected:
89 										NativePixmapFactory		(const std::string& name, const std::string& description, NativePixmap::Capability capabilities);
90 
91 private:
92 										NativePixmapFactory		(const NativePixmapFactory&);
93 	NativePixmapFactory&				operator=				(const NativePixmapFactory&);
94 
95 	const NativePixmap::Capability		m_capabilities;
96 };
97 
98 typedef tcu::FactoryRegistry<NativePixmapFactory> NativePixmapFactoryRegistry;
99 
100 } // eglu
101 
102 #endif // _EGLUNATIVEPIXMAP_HPP
103