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-rw-r--r--src/plugins/scenegraph/softwarecontext/pixmaprenderer.cpp101
1 files changed, 101 insertions, 0 deletions
diff --git a/src/plugins/scenegraph/softwarecontext/pixmaprenderer.cpp b/src/plugins/scenegraph/softwarecontext/pixmaprenderer.cpp
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+++ b/src/plugins/scenegraph/softwarecontext/pixmaprenderer.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the Qt Quick 2D Renderer module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:GPL$
+** 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 General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 or (at your option) 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.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-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "pixmaprenderer.h"
+
+#include <QtQuick/QSGSimpleRectNode>
+
+#include <QElapsedTimer>
+
+Q_LOGGING_CATEGORY(lcPixmapRenderer, "qt.scenegraph.softwarecontext.pixmapRenderer")
+
+namespace SoftwareContext {
+
+PixmapRenderer::PixmapRenderer(QSGRenderContext *context)
+ : AbstractSoftwareRenderer(context)
+{
+
+}
+
+PixmapRenderer::~PixmapRenderer()
+{
+
+}
+
+void PixmapRenderer::renderScene(GLuint)
+{
+ class B : public QSGBindable
+ {
+ public:
+ void bind() const { }
+ } bindable;
+ QSGRenderer::renderScene(bindable);
+}
+
+void PixmapRenderer::render()
+{
+
+}
+
+void PixmapRenderer::render(QPixmap *target)
+{
+ QElapsedTimer renderTimer;
+
+ // Setup background item
+ setBackgroundSize(target->size());
+ setBackgroundColor(clearColor());
+
+ QPainter painter(target);
+ painter.setRenderHint(QPainter::Antialiasing);
+ painter.setWindow(m_projectionRect);
+
+ renderTimer.start();
+ buildRenderList();
+ qint64 buildRenderListTime = renderTimer.restart();
+
+ // Optimize Renderlist
+ // Right now there is an assumption that when possible the same pixmap will
+ // be reused. So we can treat it like a backing store in that we can assume
+ // that when the pixmap is not being resized, the data can be reused. What is
+ // different though is that everything should be marked as dirty on a resize.
+ optimizeRenderList();
+ qint64 optimizeRenderListTime = renderTimer.restart();
+
+ QRegion paintedRegion = renderNodes(&painter);
+ qint64 renderTime = renderTimer.elapsed();
+
+ qCDebug(lcPixmapRenderer) << "pixmapRender" << paintedRegion << buildRenderListTime << optimizeRenderListTime << renderTime;
+}
+
+void PixmapRenderer::setProjectionRect(const QRect &projectionRect)
+{
+ m_projectionRect = projectionRect;
+}
+
+} // namespace