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 Raspberry PI platform.
22  *//*--------------------------------------------------------------------*/
23 
24 #include "tcuRaspiPlatform.hpp"
25 #include "egluNativeDisplay.hpp"
26 #include "egluNativeWindow.hpp"
27 #include "egluGLContextFactory.hpp"
28 #include "deMemory.h"
29 
createPlatform(void)30 tcu::Platform* createPlatform (void)
31 {
32 	return new tcu::rpi::Platform();
33 }
34 
35 namespace tcu
36 {
37 namespace rpi
38 {
39 
40 enum
41 {
42 	DEFAULT_WINDOW_WIDTH	= 400,
43 	DEFAULT_WINDOW_HEIGHT	= 300
44 };
45 
46 static const eglu::NativeDisplay::Capability	DISPLAY_CAPABILITIES	= eglu::NativeDisplay::CAPABILITY_GET_DISPLAY_LEGACY;
47 static const eglu::NativeWindow::Capability		WINDOW_CAPABILITIES		= eglu::NativeWindow::CAPABILITY_CREATE_SURFACE_LEGACY;
48 
49 class Display : public eglu::NativeDisplay
50 {
51 public:
Display(void)52 								Display				(void) : eglu::NativeDisplay(DISPLAY_CAPABILITIES) {}
~Display(void)53 								~Display			(void) {}
54 
getLegacyNative(void)55 	EGLNativeDisplayType		getLegacyNative		(void) { return EGL_DEFAULT_DISPLAY; }
56 };
57 
58 class DisplayFactory : public eglu::NativeDisplayFactory
59 {
60 public:
61 								DisplayFactory		(void);
~DisplayFactory(void)62 								~DisplayFactory		(void) {}
63 
64 	eglu::NativeDisplay*		createDisplay		(const EGLAttrib* attribList) const;
65 };
66 
67 class Window : public eglu::NativeWindow
68 {
69 public:
70 								Window				(int width, int height);
71 								~Window				(void);
72 
getLegacyNative(void)73 	EGLNativeWindowType			getLegacyNative		(void) { return &m_nativeWindow; }
74 
75 	IVec2						getSize				(void) const;
76 
77 private:
78 	DISPMANX_DISPLAY_HANDLE_T	m_dispmanDisplay;
79 	DISPMANX_ELEMENT_HANDLE_T	m_dispmanElement;
80 	EGL_DISPMANX_WINDOW_T		m_nativeWindow;
81 };
82 
83 class WindowFactory : public eglu::NativeWindowFactory
84 {
85 public:
WindowFactory(void)86 								WindowFactory		(void) : eglu::NativeWindowFactory("dispman", "Dispman Window", WINDOW_CAPABILITIES) {}
~WindowFactory(void)87 								~WindowFactory		(void) {}
88 
89 	eglu::NativeWindow*			createWindow		(eglu::NativeDisplay* display, const eglu::WindowParams& params) const;
90 };
91 
92 // DisplayFactory
93 
DisplayFactory(void)94 DisplayFactory::DisplayFactory (void)
95 	: eglu::NativeDisplayFactory("default", "EGL_DEFAULT_DISPLAY", DISPLAY_CAPABILITIES)
96 {
97 	m_nativeWindowRegistry.registerFactory(new WindowFactory());
98 }
99 
createDisplay(const EGLAttrib *) const100 eglu::NativeDisplay* DisplayFactory::createDisplay (const EGLAttrib*) const
101 {
102 	return new Display();
103 }
104 
105 // WindowFactory
106 
createWindow(eglu::NativeDisplay *,const eglu::WindowParams & params) const107 eglu::NativeWindow* WindowFactory::createWindow (eglu::NativeDisplay*, const eglu::WindowParams& params) const
108 {
109 	const int	width	= params.width	!= eglu::WindowParams::SIZE_DONT_CARE ? params.width	: DEFAULT_WINDOW_WIDTH;
110 	const int	height	= params.height	!= eglu::WindowParams::SIZE_DONT_CARE ? params.height	: DEFAULT_WINDOW_HEIGHT;
111 
112 	return new Window(width, height);
113 }
114 
115 // Window
116 
Window(int width,int height)117 Window::Window (int width, int height)
118 	: eglu::NativeWindow(WINDOW_CAPABILITIES)
119 	, m_dispmanDisplay	(0)
120 	, m_dispmanElement	(0)
121 {
122 	DISPMANX_UPDATE_HANDLE_T dispmanUpdate = 0;
123 
124 	// \todo [pyry] Error handling.
125 	deMemset(&m_nativeWindow, 0, sizeof(m_nativeWindow));
126 
127 	VC_RECT_T dstRect, srcRect;
128 
129 	dstRect.x = 0;
130 	dstRect.y = 0;
131 	dstRect.width = width;
132 	dstRect.height = height;
133 
134 	srcRect.x = 0;
135 	srcRect.y = 0;
136 	srcRect.width = width << 16;
137 	srcRect.height = height << 16;
138 
139 	m_dispmanDisplay = vc_dispmanx_display_open(0);
140 	TCU_CHECK(m_dispmanDisplay);
141 
142 	dispmanUpdate = vc_dispmanx_update_start(0);
143 	TCU_CHECK(dispmanUpdate);
144 
145 	m_dispmanElement = vc_dispmanx_element_add(dispmanUpdate, m_dispmanDisplay, 0/*layer*/, &dstRect, 0/*src*/, &srcRect, DISPMANX_PROTECTION_NONE, 0/*alpha*/, 0/*clamp*/, DISPMANX_NO_ROTATE);
146 	TCU_CHECK(m_dispmanElement);
147 
148 	vc_dispmanx_update_submit_sync(dispmanUpdate);
149 
150 	m_nativeWindow.element	= m_dispmanElement;
151 	m_nativeWindow.width	= width;
152 	m_nativeWindow.height	= height;
153 }
154 
~Window(void)155 Window::~Window (void)
156 {
157 	DISPMANX_UPDATE_HANDLE_T dispmanUpdate = 0;
158 	dispmanUpdate = vc_dispmanx_update_start(0);
159 	if (dispmanUpdate)
160 	{
161 		vc_dispmanx_element_remove(dispmanUpdate, m_dispmanElement);
162 		vc_dispmanx_update_submit_sync(dispmanUpdate);
163 	}
164 
165 	vc_dispmanx_display_close(m_dispmanDisplay);
166 }
167 
getSize(void) const168 IVec2 Window::getSize (void) const
169 {
170 	return IVec2(m_nativeWindow.width, m_nativeWindow.height);
171 }
172 
173 // Platform
174 
Platform(void)175 Platform::Platform (void)
176 {
177 	bcm_host_init();
178 
179 	m_nativeDisplayFactoryRegistry.registerFactory(new DisplayFactory());
180 	m_contextFactoryRegistry.registerFactory(new eglu::GLContextFactory(m_nativeDisplayFactoryRegistry));
181 }
182 
~Platform(void)183 Platform::~Platform (void)
184 {
185 }
186 
187 } // rpi
188 } // tcu
189