diff options
Diffstat (limited to 'src/datavis3d/engine/q3dwindow.cpp')
| -rw-r--r-- | src/datavis3d/engine/q3dwindow.cpp | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/src/datavis3d/engine/q3dwindow.cpp b/src/datavis3d/engine/q3dwindow.cpp new file mode 100644 index 00000000..0ca1bad6 --- /dev/null +++ b/src/datavis3d/engine/q3dwindow.cpp @@ -0,0 +1,184 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names +** of its contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "q3dwindow.h" +#include "q3dwindow_p.h" + +#include <QCoreApplication> + +#include <QOpenGLContext> +#include <QOpenGLPaintDevice> +#include <QPainter> + +#include <QDebug> + +QTCOMMERCIALDATAVIS3D_BEGIN_NAMESPACE + +Q3DWindow::Q3DWindow(QWindow *parent) + : QWindow(parent) + , d_ptr(new Q3DWindowPrivate(this)) +{ + setSurfaceType(QWindow::OpenGLSurface); + QSurfaceFormat surfaceFormat; + //surfaceFormat.setDepthBufferSize(16000000); + surfaceFormat.setSamples(4); + surfaceFormat.setMajorVersion(2); + surfaceFormat.setMinorVersion(1); + surfaceFormat.setSwapBehavior(QSurfaceFormat::DoubleBuffer); + //surfaceFormat.setRenderableType(QSurfaceFormat::OpenGLES); // OpenGL crashes + setFormat(surfaceFormat); + qDebug() << "OpenGL version" << format().majorVersion() << format().minorVersion(); + qDebug() << "OpenGL renderer" << format().renderableType(); + qDebug() << "OpenGL swapBehavior" << format().swapBehavior(); +} + +Q3DWindow::~Q3DWindow() +{ +} + +void Q3DWindow::render(QPainter *painter) +{ + Q_UNUSED(painter); +} + +void Q3DWindow::initialize() +{ +} + +void Q3DWindow::render() +{ +// if (!d_ptr->m_device) +// d_ptr->m_device = new QOpenGLPaintDevice; + +// d_ptr->m_device->setSize(size()); + +// QPainter painter(d_ptr->m_device); +// render(&painter); +} + +void Q3DWindow::renderLater() +{ + if (!d_ptr->m_update_pending) { + d_ptr->m_update_pending = true; + QCoreApplication::postEvent(this, new QEvent(QEvent::UpdateRequest)); + } +} + +bool Q3DWindow::event(QEvent *event) +{ + switch (event->type()) { + case QEvent::UpdateRequest: + renderNow(); + return true; + default: + return QWindow::event(event); + } +} + +void Q3DWindow::exposeEvent(QExposeEvent *event) +{ + Q_UNUSED(event); + + if (isExposed()) + renderNow(); +} + +void Q3DWindow::resizeEvent(QResizeEvent *event) +{ + Q_UNUSED(event); + + if (isExposed()) + renderNow(); +} + +void Q3DWindow::renderNow() +{ + if (!isExposed()) + return; + + d_ptr->m_update_pending = false; + + bool needsInitialize = false; + + if (!d_ptr->m_context) { + d_ptr->m_context = new QOpenGLContext(this); + d_ptr->m_context->setFormat(requestedFormat()); + d_ptr->m_context->create(); + + needsInitialize = true; + } + + d_ptr->m_context->makeCurrent(this); + + if (needsInitialize) { + initializeOpenGLFunctions(); + initialize(); + } + + render(); + + d_ptr->m_context->swapBuffers(this); + + if (d_ptr->m_animating) + renderLater(); +} + +void Q3DWindow::setAnimating(bool animating) +{ + d_ptr->m_animating = animating; + + if (animating) + renderLater(); +} + +Q3DWindowPrivate::Q3DWindowPrivate(Q3DWindow *q) + : q_ptr(q) + , m_update_pending(false) + , m_animating(true) + , m_context(0) + , m_device(0) +{ +} + +Q3DWindowPrivate::~Q3DWindowPrivate() +{ +} + +QTCOMMERCIALDATAVIS3D_END_NAMESPACE |