diff options
Diffstat (limited to 'src/plugins/platforms/winrt/qwinrtbackingstore.cpp')
| -rw-r--r-- | src/plugins/platforms/winrt/qwinrtbackingstore.cpp | 194 |
1 files changed, 0 insertions, 194 deletions
diff --git a/src/plugins/platforms/winrt/qwinrtbackingstore.cpp b/src/plugins/platforms/winrt/qwinrtbackingstore.cpp deleted file mode 100644 index fbf611d7f7..0000000000 --- a/src/plugins/platforms/winrt/qwinrtbackingstore.cpp +++ /dev/null @@ -1,194 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** 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 The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/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 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qwinrtbackingstore.h" - -#include "qwinrtscreen.h" -#include "qwinrtwindow.h" -#include "qwinrteglcontext.h" -#include <QtGui/QOpenGLContext> -#include <QtGui/QOpenGLFramebufferObject> - -#include <GLES3/gl3.h> - -QT_BEGIN_NAMESPACE - -class QWinRTBackingStorePrivate -{ -public: - bool initialized; - QSize size; - QScopedPointer<QOpenGLContext> context; - QScopedPointer<QOpenGLFramebufferObject> fbo; - QWinRTScreen *screen; - QImage paintDevice; -}; - -QWinRTBackingStore::QWinRTBackingStore(QWindow *window) - : QPlatformBackingStore(window), d_ptr(new QWinRTBackingStorePrivate) -{ - Q_D(QWinRTBackingStore); - qCInfo(lcQpaBackingStore) << __FUNCTION__ << this << window; - - d->initialized = false; - d->screen = static_cast<QWinRTScreen*>(window->screen()->handle()); - - if (window->surfaceType() == QSurface::RasterSurface) - window->setSurfaceType(QSurface::OpenGLSurface); -} - -bool QWinRTBackingStore::initialize() -{ - Q_D(QWinRTBackingStore); - qCDebug(lcQpaBackingStore) << __FUNCTION__ << d->initialized; - - if (d->initialized) - return true; - - d->context.reset(new QOpenGLContext); - QSurfaceFormat format = window()->format(); - d->context->setFormat(format); - d->context->setScreen(window()->screen()); - if (!d->context->create()) - return false; - - if (!d->context->makeCurrent(window())) - return false; - - d->context->doneCurrent(); - d->initialized = true; - return true; -} - -QWinRTBackingStore::~QWinRTBackingStore() -{ - qCInfo(lcQpaBackingStore) << __FUNCTION__ << this; -} - -QPaintDevice *QWinRTBackingStore::paintDevice() -{ - Q_D(QWinRTBackingStore); - return &d->paintDevice; -} - -void QWinRTBackingStore::flush(QWindow *window, const QRegion ®ion, const QPoint &offset) -{ - Q_D(QWinRTBackingStore); - Q_UNUSED(offset) - - qCDebug(lcQpaBackingStore) << __FUNCTION__ << this << window << region; - - if (d->size.isEmpty()) - return; - - const QRect bounds = region.boundingRect() & d->paintDevice.rect(); - if (bounds.isEmpty()) - return; - - const bool ok = d->context->makeCurrent(window); - if (!ok) - qWarning("unable to flush"); - - glBindTexture(GL_TEXTURE_2D, d->fbo->texture()); - // TODO: when ANGLE GLES3 support is finished, use the glPixelStorei functions to minimize upload - glTexSubImage2D(GL_TEXTURE_2D, 0, 0, bounds.y(), d->size.width(), bounds.height(), - GL_RGBA, GL_UNSIGNED_BYTE, d->paintDevice.constScanLine(bounds.y())); - glBindTexture(GL_TEXTURE_2D, 0); - - glBindFramebuffer(GL_READ_FRAMEBUFFER_ANGLE, d->fbo->handle()); - glBindFramebuffer(GL_DRAW_FRAMEBUFFER_ANGLE, 0); - const int y1 = bounds.y(); - const int y2 = y1 + bounds.height(); - const int x1 = bounds.x(); - const int x2 = x1 + bounds.width(); - glBlitFramebuffer(x1, y1, x2, y2, - x1, d->size.height() - y1, x2, d->size.height() - y2, - GL_COLOR_BUFFER_BIT, GL_NEAREST); - - d->context->swapBuffers(window); - d->context->doneCurrent(); -} - -void QWinRTBackingStore::resize(const QSize &size, const QRegion &staticContents) -{ - Q_D(QWinRTBackingStore); - Q_UNUSED(staticContents) - - qCDebug(lcQpaBackingStore) << __FUNCTION__ << this << size; - - if (!initialize()) - return; - - if (d->size == size) - return; - - d->size = size; - if (d->size.isEmpty()) - return; - - d->paintDevice = QImage(d->size, QImage::Format_RGBA8888_Premultiplied); - - const bool ok = d->context->makeCurrent(window()); - if (!ok) - qWarning("unable to resize"); - - d->fbo.reset(new QOpenGLFramebufferObject(d->size)); - - d->context->doneCurrent(); -} - -QImage QWinRTBackingStore::toImage() const -{ - Q_D(const QWinRTBackingStore); - return d->paintDevice; -} - -void QWinRTBackingStore::beginPaint(const QRegion ®ion) -{ - qCDebug(lcQpaBackingStore) << __FUNCTION__ << this << region; - - resize(window()->size(), region); -} - -void QWinRTBackingStore::endPaint() -{ - qCDebug(lcQpaBackingStore) << __FUNCTION__ << this; -} - -QT_END_NAMESPACE |