summaryrefslogtreecommitdiffstats
path: root/src/hardwareintegration/client/xcomposite-glx/qwaylandxcompositeglxwindow.cpp
blob: f33790f33f66a65f3769c97e607f98c906e2c68e (plain)
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
114
115
116
117
118
119
120
121
122
123
/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, 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, Digia gives you certain additional
** rights.  These rights are described in the Digia 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.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include "qwaylandxcompositeglxwindow.h"
#include "qwaylandxcompositebuffer.h"

#include <QtCore/QDebug>

#include "wayland-xcomposite-client-protocol.h"
#include <QtGui/QRegion>

#include <X11/extensions/Xcomposite.h>

QT_BEGIN_NAMESPACE

QWaylandXCompositeGLXWindow::QWaylandXCompositeGLXWindow(QWindow *window, QWaylandXCompositeGLXIntegration *glxIntegration)
    : QWaylandWindow(window)
    , m_glxIntegration(glxIntegration)
    , m_xWindow(0)
    , m_config(qglx_findConfig(glxIntegration->xDisplay(), glxIntegration->screen(), window->format(), GLX_WINDOW_BIT | GLX_PIXMAP_BIT))
    , m_buffer(0)
{
}

QWaylandWindow::WindowType QWaylandXCompositeGLXWindow::windowType() const
{
    //yeah. this type needs a new name
    return QWaylandWindow::Egl;
}

void QWaylandXCompositeGLXWindow::setGeometry(const QRect &rect)
{
    QWaylandWindow::setGeometry(rect);

    if (m_xWindow) {
        delete m_buffer;

        XDestroyWindow(m_glxIntegration->xDisplay(), m_xWindow);
        m_xWindow = 0;
    }
}

Window QWaylandXCompositeGLXWindow::xWindow() const
{
    if (!m_xWindow)
        const_cast<QWaylandXCompositeGLXWindow *>(this)->createSurface();

    return m_xWindow;
}

void QWaylandXCompositeGLXWindow::createSurface()
{
    QSize size(geometry().size());
    if (size.isEmpty()) {
        //QGLWidget wants a context for a window without geometry
        size = QSize(1,1);
    }

    if (!m_glxIntegration->xDisplay()) {
        qWarning("XCompositeGLXWindow: X display still null?!");
        return;
    }

    XVisualInfo *visualInfo = glXGetVisualFromFBConfig(m_glxIntegration->xDisplay(), m_config);
    Colormap cmap = XCreateColormap(m_glxIntegration->xDisplay(), m_glxIntegration->rootWindow(),
            visualInfo->visual, AllocNone);

    XSetWindowAttributes a;
    a.background_pixel = WhitePixel(m_glxIntegration->xDisplay(), m_glxIntegration->screen());
    a.border_pixel = BlackPixel(m_glxIntegration->xDisplay(), m_glxIntegration->screen());
    a.colormap = cmap;
    m_xWindow = XCreateWindow(m_glxIntegration->xDisplay(), m_glxIntegration->rootWindow(),0, 0, size.width(), size.height(),
                              0, visualInfo->depth, InputOutput, visualInfo->visual,
                              CWBackPixel|CWBorderPixel|CWColormap, &a);

    XCompositeRedirectWindow(m_glxIntegration->xDisplay(), m_xWindow, CompositeRedirectManual);
    XMapWindow(m_glxIntegration->xDisplay(), m_xWindow);

    XSync(m_glxIntegration->xDisplay(), False);
    m_buffer = new QWaylandXCompositeBuffer(m_glxIntegration->waylandXComposite(),
                                            (uint32_t)m_xWindow,
                                            size);
}

QT_END_NAMESPACE