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      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 X11Egl Platform.
     22  *//*--------------------------------------------------------------------*/
     23 
     24 #include "tcuX11EglPlatform.hpp"
     25 
     26 #include "egluGLContextFactory.hpp"
     27 
     28 namespace tcu
     29 {
     30 namespace x11
     31 {
     32 namespace egl
     33 {
     34 
     35 using std::string;
     36 
     37 using de::MovePtr;
     38 using de::UniquePtr;
     39 using glu::ContextFactory;
     40 using eglu::GLContextFactory;
     41 using eglu::NativeDisplay;
     42 using eglu::NativeDisplayFactory;
     43 using eglu::NativeWindow;
     44 using eglu::NativeWindowFactory;
     45 using eglu::NativePixmap;
     46 using eglu::NativePixmapFactory;
     47 using eglu::WindowParams;
     48 using tcu::TextureLevel;
     49 
     50 #ifndef EGL_PLATFORM_X11_EXT
     51 #	define EGL_PLATFORM_X11_EXT			0x31D5
     52 #endif
     53 #ifndef EGL_PLATFORM_X11_SCREEN_EXT
     54 #	define EGL_PLATFORM_X11_SCREEN_EXT	0x31D6
     55 #endif
     56 
     57 class Display : public NativeDisplay
     58 {
     59 public:
     60 	static const Capability CAPABILITIES 		= Capability(CAPABILITY_GET_DISPLAY_LEGACY |
     61 															 CAPABILITY_GET_DISPLAY_PLATFORM);
     62 
     63 							Display				(MovePtr<x11::Display> x11Display)
     64 								: NativeDisplay	(CAPABILITIES,
     65 												 EGL_PLATFORM_X11_EXT,
     66 												 "EGL_EXT_platform_x11")
     67 								, m_display		(x11Display) {}
     68 
     69 	void*					getPlatformNative	(void) 	{ return m_display->getXDisplay(); }
     70 	EGLNativeDisplayType	getLegacyNative		(void)	{ return m_display->getXDisplay(); }
     71 
     72 	x11::Display&			getX11Display		(void)	{ return *m_display; }
     73 
     74 private:
     75 	UniquePtr<x11::Display>	m_display;
     76 };
     77 
     78 
     79 class Window : public NativeWindow
     80 {
     81 public:
     82 	static const Capability	CAPABILITIES		= Capability(CAPABILITY_CREATE_SURFACE_LEGACY |
     83 															 CAPABILITY_CREATE_SURFACE_PLATFORM |
     84 															 CAPABILITY_GET_SURFACE_SIZE |
     85 															 CAPABILITY_SET_SURFACE_SIZE |
     86 															 CAPABILITY_GET_SCREEN_SIZE);
     87 
     88 							Window				(Display&				display,
     89 												 const WindowParams&	params,
     90 												 Visual*				visual);
     91 
     92 	EGLNativeWindowType		getLegacyNative		(void) { return m_window.getXID(); }
     93 	void*					getPlatformNative	(void) { return &m_window.getXID(); }
     94 	IVec2					getSurfaceSize		(void) const;
     95 	void					setSurfaceSize		(IVec2 size);
     96 	IVec2					getScreenSize		(void) const { return getSurfaceSize(); }
     97 
     98 private:
     99 	x11::Window				m_window;
    100 };
    101 
    102 Window::Window(Display& display, const WindowParams& params, Visual* visual)
    103 	: NativeWindow	(CAPABILITIES)
    104 	, m_window		(display.getX11Display(), params.width, params.height, visual)
    105 {
    106 	m_window.setVisibility((params.visibility != WindowParams::VISIBILITY_HIDDEN));
    107 }
    108 
    109 IVec2 Window::getSurfaceSize (void) const
    110 {
    111 	IVec2 ret;
    112 	m_window.getDimensions(&ret.x(), &ret.y());
    113 	return ret;
    114 }
    115 
    116 void Window::setSurfaceSize (IVec2 size)
    117 {
    118 	m_window.setDimensions(size.x(), size.y());
    119 }
    120 
    121 class WindowFactory : public NativeWindowFactory
    122 {
    123 public:
    124 						WindowFactory		(void);
    125 
    126 	NativeWindow*		createWindow		(NativeDisplay*			nativeDisplay,
    127 											 const WindowParams&	params) const;
    128 
    129 	NativeWindow*		createWindow		(NativeDisplay*			nativeDisplay,
    130 											 EGLDisplay				display,
    131 											 EGLConfig				config,
    132 											 const EGLAttrib*		attribList,
    133 											 const WindowParams&	params) const;
    134 };
    135 
    136 WindowFactory::WindowFactory (void)
    137 	: NativeWindowFactory ("window", "X11 Window", Window::CAPABILITIES)
    138 {
    139 }
    140 
    141 NativeWindow* WindowFactory::createWindow (NativeDisplay*		nativeDisplay,
    142 										   const WindowParams&	params) const
    143 {
    144 	Display&	display	= *dynamic_cast<Display*>(nativeDisplay);
    145 
    146 	return new Window(display, params, DE_NULL);
    147 }
    148 
    149 NativeWindow* WindowFactory::createWindow (NativeDisplay*			nativeDisplay,
    150 										   EGLDisplay				eglDisplay,
    151 										   EGLConfig				config,
    152 										   const EGLAttrib*			attribList,
    153 										   const WindowParams&		params) const
    154 {
    155 	DE_UNREF(attribList);
    156 
    157 	Display&	display		= *dynamic_cast<Display*>(nativeDisplay);
    158 	EGLint		visualID	= 0;
    159 	::Visual*	visual		= DE_NULL;
    160 	eglGetConfigAttrib(eglDisplay, config, EGL_NATIVE_VISUAL_ID, &visualID);
    161 
    162 	if (visualID != 0)
    163 		visual = display.getX11Display().getVisual(visualID);
    164 
    165 	return new Window(display, params, visual);
    166 }
    167 
    168 #if 0
    169 class Pixmap : public NativePixmap
    170 {
    171 public:
    172 	enum {
    173 		CAPABILITIES = (CAPABILITY_CREATE_SURFACE_LEGACY |
    174 						CAPABILITY_CREATE_SURFACE_PLATFORM |
    175 						CAPABILITY_READ_PIXELS)
    176 	};
    177 
    178 							Pixmap				(MovePtr<x11::Pixmap> x11Pixmap)
    179 								: NativePixmap	(CAPABILITIES)
    180 								, m_pixmap		(x11Pixmap) {}
    181 
    182 	void*					getPlatformNative	(void) { return &m_pixmap.getXID(); }
    183 	void					readPixels			(TextureLevel* dst);
    184 
    185 private:
    186 	UniquePtr<x11::Pixmap>	m_pixmap;
    187 };
    188 
    189 class PixmapFactory : public NativePixmapFactory
    190 {
    191 public:
    192 					PixmapFactory	(void)
    193 						: NativePixmapFactory ("pixmap", "X11 Pixmap", Pixmap::CAPABILITIES) {}
    194 
    195 	NativePixmap*	createPixmap	(NativeDisplay* nativeDisplay,
    196 									 int			width,
    197 									 int			height) const;
    198 };
    199 
    200 NativePixmap* PixmapFactory::createPixmap (NativeDisplay* nativeDisplay,
    201 										   int			width,
    202 										   int			height) const
    203 
    204 {
    205 	Display*				display		= dynamic_cast<Display*>(nativeDisplay);
    206 	MovePtr<x11::Pixmap>	x11Pixmap	(new x11::Pixmap(display->getX11Display(),
    207 														 width, height));
    208 	return new Pixmap(x11Pixmap);
    209 }
    210 #endif
    211 
    212 class DisplayFactory : public NativeDisplayFactory
    213 {
    214 public:
    215 						DisplayFactory		(EventState& eventState);
    216 
    217 	NativeDisplay*		createDisplay		(const EGLAttrib* attribList) const;
    218 
    219 private:
    220 	EventState&			m_eventState;
    221 };
    222 
    223 DisplayFactory::DisplayFactory (EventState& eventState)
    224 	: NativeDisplayFactory	("x11", "Native X11 Display",
    225 							 Display::CAPABILITIES,
    226 							 EGL_PLATFORM_X11_SCREEN_EXT,
    227 							 "EGL_EXT_platform_x11")
    228 	, m_eventState			(eventState)
    229 {
    230 	m_nativeWindowRegistry.registerFactory(new WindowFactory());
    231 	// m_nativePixmapRegistry.registerFactory(new PixmapFactory());
    232 }
    233 
    234 NativeDisplay* DisplayFactory::createDisplay (const EGLAttrib* attribList) const
    235 {
    236 	DE_UNREF(attribList);
    237 
    238 	//! \todo [2014-03-18 lauri] Somehow make the display configurable from command line
    239 	MovePtr<x11::Display>	x11Display	(new x11::Display(m_eventState, DE_NULL));
    240 
    241 	return new Display(x11Display);
    242 }
    243 
    244 Platform::Platform (EventState& eventState)
    245 {
    246 	m_nativeDisplayFactoryRegistry.registerFactory(new DisplayFactory(eventState));
    247 }
    248 
    249 MovePtr<ContextFactory> Platform::createContextFactory (void)
    250 {
    251 	return MovePtr<ContextFactory>(new GLContextFactory(m_nativeDisplayFactoryRegistry));
    252 }
    253 
    254 
    255 } // egl
    256 } // x11
    257 } // tcu
    258