diff options
Diffstat (limited to 'src/plugins/platforms/eglfs/qeglfsbackingstore.cpp')
| -rw-r--r-- | src/plugins/platforms/eglfs/qeglfsbackingstore.cpp | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/src/plugins/platforms/eglfs/qeglfsbackingstore.cpp b/src/plugins/platforms/eglfs/qeglfsbackingstore.cpp deleted file mode 100644 index 03531916cf..0000000000 --- a/src/plugins/platforms/eglfs/qeglfsbackingstore.cpp +++ /dev/null @@ -1,157 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2013 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 "qeglfsbackingstore.h" -#include "qeglfscompositor.h" -#include "qeglfscursor.h" -#include "qeglfswindow.h" -#include "qeglfscontext.h" - -#include <QtGui/QOpenGLPaintDevice> -#include <QtGui/QOpenGLShaderProgram> - -QT_BEGIN_NAMESPACE - -QEglFSBackingStore::QEglFSBackingStore(QWindow *window) - : QPlatformBackingStore(window), - m_window(static_cast<QEglFSWindow *>(window->handle())), - m_texture(0) -{ - m_window->setBackingStore(this); -} - -QPaintDevice *QEglFSBackingStore::paintDevice() -{ - return &m_image; -} - -void QEglFSBackingStore::updateTexture() -{ - glBindTexture(GL_TEXTURE_2D, m_texture); - - if (!m_dirty.isNull()) { - QRegion fixed; - QRect imageRect = m_image.rect(); - m_dirty |= imageRect; - - foreach (const QRect &rect, m_dirty.rects()) { - // intersect with image rect to be sure - QRect r = imageRect & rect; - - // if the rect is wide enough it's cheaper to just - // extend it instead of doing an image copy - if (r.width() >= imageRect.width() / 2) { - r.setX(0); - r.setWidth(imageRect.width()); - } - - fixed |= r; - } - - foreach (const QRect &rect, fixed.rects()) { - // if the sub-rect is full-width we can pass the image data directly to - // OpenGL instead of copying, since there's no gap between scanlines - if (rect.width() == imageRect.width()) { - glTexSubImage2D(GL_TEXTURE_2D, 0, 0, rect.y(), rect.width(), rect.height(), GL_RGBA, GL_UNSIGNED_BYTE, - m_image.constScanLine(rect.y())); - } else { - glTexSubImage2D(GL_TEXTURE_2D, 0, rect.x(), rect.y(), rect.width(), rect.height(), GL_RGBA, GL_UNSIGNED_BYTE, - m_image.copy(rect).constBits()); - } - } - - m_dirty = QRegion(); - } -} - -void QEglFSBackingStore::flush(QWindow *window, const QRegion ®ion, const QPoint &offset) -{ - Q_UNUSED(window); - Q_UNUSED(region); - Q_UNUSED(offset); - -#ifdef QEGL_EXTRA_DEBUG - qWarning("QEglBackingStore::flush %p", window); -#endif - - QEglFSWindow *rootWin = m_window->screen()->rootWindow(); - if (!rootWin || !rootWin->isRaster()) - return; - - m_window->create(); - rootWin->screen()->rootContext()->makeCurrent(rootWin->window()); - updateTexture(); - QEglFSCompositor::instance()->schedule(rootWin->screen()); -} - -void QEglFSBackingStore::beginPaint(const QRegion &rgn) -{ - m_dirty |= rgn; -} - -void QEglFSBackingStore::resize(const QSize &size, const QRegion &staticContents) -{ - Q_UNUSED(staticContents); - - QEglFSWindow *rootWin = m_window->screen()->rootWindow(); - if (!rootWin || !rootWin->isRaster()) - return; - - m_image = QImage(size, QImage::Format_RGB32); - m_window->create(); - - rootWin->screen()->rootContext()->makeCurrent(rootWin->window()); - initializeOpenGLFunctions(); - - if (m_texture) - glDeleteTextures(1, &m_texture); - - glGenTextures(1, &m_texture); - glBindTexture(GL_TEXTURE_2D, m_texture); - glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); - glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); - glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); - glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); - - glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, size.width(), size.height(), 0, GL_RGBA, GL_UNSIGNED_BYTE, 0); -} - -QT_END_NAMESPACE |