1 files changed, 171 insertions, 0 deletions
diff --git a/src/hardwareintegration/client/wayland-egl/qwaylandeglwindow.cpp b/src/hardwareintegration/client/wayland-egl/qwaylandeglwindow.cpp
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+++ b/src/hardwareintegration/client/wayland-egl/qwaylandeglwindow.cpp
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+/****************************************************************************
+**
+** 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 "qwaylandeglwindow.h"
+
+#include <QtWaylandClient/private/qwaylandscreen_p.h>
+#include "qwaylandglcontext.h"
+
+#include <QtPlatformSupport/private/qeglconvenience_p.h>
+
+#include <QDebug>
+#include <QtGui/QWindow>
+#include <qpa/qwindowsysteminterface.h>
+#include <QOpenGLFramebufferObject>
+#include <QOpenGLContext>
+
+QT_BEGIN_NAMESPACE
+
+QWaylandEglWindow::QWaylandEglWindow(QWindow *window)
+    : QWaylandWindow(window)
+    , m_clientBufferIntegration(static_cast<QWaylandEglClientBufferIntegration *>(mDisplay->clientBufferIntegration()))
+    , m_waylandEglWindow(0)
+    , m_eglSurface(0)
+    , m_eglConfig(0)
+    , m_contentFBO(0)
+    , m_resize(false)
+    , m_format(window->requestedFormat())
+{
+    setGeometry(window->geometry());
+}
+
+QWaylandEglWindow::~QWaylandEglWindow()
+{
+    if (m_eglSurface) {
+        eglDestroySurface(m_clientBufferIntegration->eglDisplay(), m_eglSurface);
+        m_eglSurface = 0;
+    }
+
+    wl_egl_window_destroy(m_waylandEglWindow);
+
+    delete m_contentFBO;
+}
+
+QWaylandWindow::WindowType QWaylandEglWindow::windowType() const
+{
+    return QWaylandWindow::Egl;
+}
+
+void QWaylandEglWindow::setGeometry(const QRect &rect)
+{
+    QWaylandWindow::setGeometry(rect);
+
+    createDecoration();
+    QMargins margins = frameMargins();
+    QSize sizeWithMargins = geometry().size() + QSize(margins.left() + margins.right(), margins.top() + margins.bottom());
+
+    if (m_waylandEglWindow) {
+        int current_width, current_height;
+        wl_egl_window_get_attached_size(m_waylandEglWindow,&current_width,&current_height);
+        if (current_width != sizeWithMargins.width() || current_height != sizeWithMargins.height()) {
+            wl_egl_window_resize(m_waylandEglWindow, sizeWithMargins.width(), sizeWithMargins.height(), mOffset.x(), mOffset.y());
+            mOffset = QPoint();
+
+            m_resize = true;
+        }
+    } else {
+        m_waylandEglWindow = wl_egl_window_create(object(), sizeWithMargins.width(), sizeWithMargins.height());
+    }
+}
+
+QRect QWaylandEglWindow::contentsRect() const
+{
+    QRect r = geometry();
+    QMargins m = frameMargins();
+    return QRect(m.left(), m.bottom(), r.width(), r.height());
+}
+
+QSurfaceFormat QWaylandEglWindow::format() const
+{
+    return m_format;
+}
+
+EGLSurface QWaylandEglWindow::eglSurface() const
+{
+    if (!m_waylandEglWindow) {
+        QWaylandEglWindow *self = const_cast<QWaylandEglWindow *>(this);
+        self->createDecoration();
+        QMargins margins = frameMargins();
+        QSize sizeWithMargins = geometry().size() + QSize(margins.left() + margins.right(), margins.top() + margins.bottom());
+        m_waylandEglWindow = wl_egl_window_create(self->object(), sizeWithMargins.width(), sizeWithMargins.height());
+    }
+
+    if (!m_eglSurface) {
+        m_eglConfig = q_configFromGLFormat(m_clientBufferIntegration->eglDisplay(), window()->format(), true);
+        const_cast<QWaylandEglWindow *>(this)->m_format = q_glFormatFromConfig(m_clientBufferIntegration->eglDisplay(),m_eglConfig);
+
+        EGLNativeWindowType window = (EGLNativeWindowType) m_waylandEglWindow;
+        m_eglSurface = eglCreateWindowSurface(m_clientBufferIntegration->eglDisplay(), m_eglConfig, window, 0);
+    }
+
+    return m_eglSurface;
+}
+
+GLuint QWaylandEglWindow::contentFBO() const
+{
+    if (!decoration())
+        return 0;
+
+    if (m_resize || !m_contentFBO) {
+        QOpenGLFramebufferObject *old = m_contentFBO;
+        m_contentFBO = new QOpenGLFramebufferObject(geometry().width(), geometry().height(), QOpenGLFramebufferObject::CombinedDepthStencil);
+
+        delete old;
+        m_resize = false;
+    }
+
+    return m_contentFBO->handle();
+}
+
+GLuint QWaylandEglWindow::contentTexture() const
+{
+    return m_contentFBO->texture();
+}
+
+void QWaylandEglWindow::bindContentFBO()
+{
+    if (decoration()) {
+        contentFBO();
+        m_contentFBO->bind();
+    }
+}
+
+QT_END_NAMESPACE