1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
|
/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qkmsscreen.h"
#include "qkmsdevice.h"
#include "qkmscontext.h"
#include "qkmswindow.h"
QT_BEGIN_NAMESPACE
QKmsContext::QKmsContext(QKmsDevice *device)
: QPlatformOpenGLContext(),
m_device(device)
{
}
bool QKmsContext::makeCurrent(QPlatformSurface *surface)
{
EGLDisplay display = m_device->eglDisplay();
EGLContext context = m_device->eglContext();
bool ok = eglMakeCurrent(display, EGL_NO_SURFACE,
EGL_NO_SURFACE, context);
if (!ok)
qWarning("QKmsContext::makeCurrent(): eglError: %d, this: %p",
eglGetError(), this);
QPlatformWindow *window = static_cast<QPlatformWindow *>(surface);
QKmsScreen *screen = static_cast<QKmsScreen *> (QPlatformScreen::platformScreenForWindow(window->window()));
screen->bindFramebuffer();
return true;
}
void QKmsContext::doneCurrent()
{
QPlatformOpenGLContext::doneCurrent();
bool ok = eglMakeCurrent(m_device->eglDisplay(), EGL_NO_SURFACE, EGL_NO_SURFACE,
EGL_NO_CONTEXT);
if (!ok)
qWarning("QKmsContext::doneCurrent(): eglError: %d, this: %p",
eglGetError(), this);
}
void QKmsContext::swapBuffers(QPlatformSurface *surface)
{
//After flush, the current render target should be moved to
//latest complete
glFlush();
//Cast context to a window surface and get the screen the context
//is on and call swapBuffers on that screen.
QPlatformWindow *window = static_cast<QPlatformWindow *>(surface);
QKmsScreen *screen = static_cast<QKmsScreen *> (QPlatformScreen::platformScreenForWindow(window->window()));
screen->swapBuffers();
}
void (*QKmsContext::getProcAddress(const QByteArray &procName)) ()
{
return eglGetProcAddress(procName.data());
}
EGLContext QKmsContext::eglContext() const
{
return m_device->eglContext();
}
QSurfaceFormat QKmsContext::format() const
{
return QSurfaceFormat();
}
QT_END_NAMESPACE
|