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Removed Qt dependency examples, osgQt NodeKit and qfont plugin as these are now provided by the separate osgQt project

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This commit is contained in:
Robert Osfield
2016-09-26 09:31:22 +01:00
parent 13fa75fc12
commit 56a7208891
28 changed files with 0 additions and 4174 deletions
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14
examples/CMakeLists.txt
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@@ -208,20 +208,6 @@ IF(DYNAMIC_OPENSCENEGRAPH)
ENDIF()
ENDIF()
IF ( (QT4_FOUND OR Qt5Widgets_FOUND) AND NOT OSG_GLES1_AVAILABLE AND NOT OSG_GLES2_AVAILABLE AND NOT OSG_GL3_AVAILABLE)
IF ( QT4_FOUND OR Qt5Widgets_FOUND)
ADD_SUBDIRECTORY(osgviewerQt)
ADD_SUBDIRECTORY(osgqfont)
ENDIF()
IF ( (QT4_FOUND AND QT_QTWEBKIT_FOUND) OR Qt5WebKitWidgets_FOUND )
ADD_SUBDIRECTORY(osgQtWidgets)
ADD_SUBDIRECTORY(osgQtBrowser)
ENDIF()
ENDIF()
IF (FLTK_FOUND AND FLTK_GL_LIBRARY)
ADD_SUBDIRECTORY(osgviewerFLTK)
ENDIF()

25
examples/osgQtBrowser/CMakeLists.txt
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@@ -1,25 +0,0 @@
SET(TARGET_SRC
osgQtBrowser.cpp
)
IF(CMAKE_COMPILER_IS_GNUCXX)
# Remove -pedantic flag as it barfs on Qt headers
STRING(REGEX REPLACE "-pedantic" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
ENDIF()
if ( QT4_FOUND )
SET(TARGET_EXTERNAL_LIBRARIES ${QT_QTCORE_LIBRARY} ${QT_QTGUI_LIBRARY} ${QT_QTOPENGL_LIBRARY} ${QT_QTWEBKIT_LIBRARY})
INCLUDE_DIRECTORIES(${QT_INCLUDE_DIR} ${QT_QTCORE_INCLUDE_DIR} ${QT_QTOPENGL_INCLUDE_DIR} ${QT_QTGUI_INCLUDE_DIR} ${QT_QTWEBKIT_INCLUDE_DIR} )
endif( QT4_FOUND )
SET(TARGET_ADDED_LIBRARIES osgWidget osgQt)
#### end var setup ###
SET ( EXAMPLE_NAME osgQtBrowser )
SETUP_EXAMPLE(${EXAMPLE_NAME})
IF ( Qt5Widgets_FOUND )
qt5_use_modules( example_${EXAMPLE_NAME} Widgets OpenGL WebKitWidgets )
ENDIF( Qt5Widgets_FOUND )

145
examples/osgQtBrowser/osgQtBrowser.cpp
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@@ -1,145 +0,0 @@
/* OpenSceneGraph example, osgcompositeviewer.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <iostream>
#include <osg/Notify>
#include <osg/io_utils>
#include <osg/ArgumentParser>
#include <osgDB/WriteFile>
#include <osgGA/TrackballManipulator>
#include <osgGA/StateSetManipulator>
#include <osgViewer/Viewer>
#include <osgViewer/ViewerEventHandlers>
#include <osgWidget/Browser>
#include <QtGlobal>
#if QT_VERSION >= 0x050000
# include <QtWebKitWidgets>
#else
# include <QtWebKit>
#endif
#include <QWebSettings>
#include <QGraphicsScene>
#include <QGraphicsView>
#include <QApplication>
#include <QPainter>
#include <QtEvents>
#include <osgQt/QGraphicsViewAdapter>
#include <osgQt/QWebViewImage>
// Thread that runs the viewer's frame loop as we can't run Qt in the background...
class ViewerFrameThread : public OpenThreads::Thread
{
public:
ViewerFrameThread(osgViewer::ViewerBase* viewerBase, bool doQApplicationExit):
_viewerBase(viewerBase),
_doQApplicationExit(doQApplicationExit) {}
~ViewerFrameThread()
{
if (isRunning())
{
cancel();
join();
}
}
int cancel()
{
_viewerBase->setDone(true);
return 0;
}
void run()
{
int result = _viewerBase->run();
if (_doQApplicationExit) QApplication::exit(result);
}
osg::ref_ptr<osgViewer::ViewerBase> _viewerBase;
bool _doQApplicationExit;
};
int main(int argc, char **argv)
{
// Qt requires that we construct the global QApplication before creating any widgets.
QApplication app(argc, argv);
// use an ArgumentParser object to manage the program arguments.
osg::ArgumentParser arguments(&argc,argv);
bool useFrameLoopThread = false;
if (arguments.read("--no-frame-thread")) useFrameLoopThread = false;
if (arguments.read("--frame-thread")) useFrameLoopThread = true;
osg::ref_ptr<osgQt::QWebViewImage> image = new osgQt::QWebViewImage;
if (arguments.argc()>1) image->navigateTo((arguments[1]));
else image->navigateTo("http://www.youtube.com/");
osgWidget::GeometryHints hints(osg::Vec3(0.0f,0.0f,0.0f),
osg::Vec3(1.0f,0.0f,0.0f),
osg::Vec3(0.0f,0.0f,1.0f),
osg::Vec4(1.0f,1.0f,1.0f,1.0f),
osgWidget::GeometryHints::RESIZE_HEIGHT_TO_MAINTAINCE_ASPECT_RATIO);
osg::ref_ptr<osgWidget::Browser> browser = new osgWidget::Browser;
browser->assign(image.get(), hints);
// image->focusBrowser(true);
osg::ref_ptr<osgViewer::Viewer> viewer = new osgViewer::Viewer(arguments);
viewer->setSceneData(browser.get());
viewer->setCameraManipulator(new osgGA::TrackballManipulator());
viewer->addEventHandler(new osgViewer::StatsHandler);
viewer->addEventHandler(new osgViewer::WindowSizeHandler);
if (useFrameLoopThread)
{
// create a thread to run the viewer's frame loop
ViewerFrameThread viewerThread(viewer.get(), true);
viewerThread.startThread();
// now start the standard Qt event loop, then exists when the viewerThead sends the QApplication::exit() signal.
return QApplication::exec();
}
else
{
// run the frame loop, interleaving Qt and the main OSG frame loop
while(!viewer->done())
{
// process Qt events - this handles both events and paints the browser image
QCoreApplication::processEvents(QEventLoop::AllEvents, 100);
viewer->frame();
}
return 0;
}
}

23
examples/osgQtWidgets/CMakeLists.txt
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@@ -1,23 +0,0 @@
SET(TARGET_SRC
osgQtWidgets.cpp
)
IF(CMAKE_COMPILER_IS_GNUCXX)
# Remove -pedantic flag as it barfs on Qt headers
STRING(REGEX REPLACE "-pedantic" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
ENDIF()
if ( QT4_FOUND )
SET(TARGET_EXTERNAL_LIBRARIES ${QT_QTCORE_LIBRARY} ${QT_QTGUI_LIBRARY} ${QT_QTOPENGL_LIBRARY} ${QT_QTWEBKIT_LIBRARY})
INCLUDE_DIRECTORIES(${QT_INCLUDE_DIR} ${QT_QTCORE_INCLUDE_DIR} ${QT_QTOPENGL_INCLUDE_DIR} ${QT_QTGUI_INCLUDE_DIR} ${QT_QTWEBKIT_INCLUDE_DIR} )
endif( QT4_FOUND )
SET(TARGET_ADDED_LIBRARIES osgWidget osgQt)
#### end var setup ###
SET ( EXAMPLE_NAME osgQtWidgets )
SETUP_EXAMPLE(${EXAMPLE_NAME})
IF ( Qt5Widgets_FOUND )
qt5_use_modules( example_${EXAMPLE_NAME} OpenGL WebKitWidgets )
ENDIF( Qt5Widgets_FOUND )

512
examples/osgQtWidgets/osgQtWidgets.cpp
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File diff suppressed because one or more lines are too long

18
examples/osgqfont/CMakeLists.txt
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@@ -1,18 +0,0 @@
#this file is automatically generated
ADD_DEFINITIONS(-DUSE_QT4)
SET(TARGET_SRC osgqfont.cpp )
SET(TARGET_ADDED_LIBRARIES osgQt osgText)
IF ( NOT Qt5Widgets_FOUND )
INCLUDE_DIRECTORIES( ${QT_INCLUDE_DIR} ${QT_QTCORE_INCLUDE_DIR} ${QT_QTGUI_INCLUDE_DIR} ${QT_QTOPENGL_INCLUDE_DIR} )
SET(TARGET_EXTERNAL_LIBRARIES ${QT_QTCORE_LIBRARY_RELEASE} ${QT_QTGUI_LIBRARY_RELEASE} ${QT_QTOPENGL_LIBRARY_RELEASE} )
ENDIF()
#### end var setup ###
SET ( EXAMPLE_NAME osgqfont )
SETUP_EXAMPLE(${EXAMPLE_NAME})
IF ( Qt5Widgets_FOUND )
qt5_use_modules( example_${EXAMPLE_NAME} Widgets OpenGL )
ENDIF( Qt5Widgets_FOUND )

564
examples/osgqfont/osgqfont.cpp
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@@ -1,564 +0,0 @@
/* OpenSceneGraph example, osgtext.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <QApplication>
#include <QGridLayout>
#include <QWidget>
#include <osgQt/GraphicsWindowQt>
#include <osgQt/QFontImplementation>
#include <osgDB/ReadFile>
#include <osgDB/WriteFile>
#include <osgDB/Registry>
#include <osgGA/StateSetManipulator>
#include <osgGA/TrackballManipulator>
#include <osgViewer/CompositeViewer>
#include <osgViewer/ViewerEventHandlers>
#include <osg/Geode>
#include <osg/Camera>
#include <osg/ShapeDrawable>
#include <osg/Sequence>
#include <osg/PolygonMode>
#include <osgText/Font>
#include <osgText/Text>
osg::Group* createHUDText()
{
osg::Group* rootNode = new osg::Group;
osgText::Font* font = new osgText::Font(new osgQt::QFontImplementation(QFont("Arial")));
osg::Geode* geode = new osg::Geode;
rootNode->addChild(geode);
float windowHeight = 1024.0f;
float windowWidth = 1280.0f;
float margin = 50.0f;
////////////////////////////////////////////////////////////////////////////////////////////////////////
//
// Examples of how to set up different text layout
//
osg::Vec4 layoutColor(1.0f,1.0f,0.0f,1.0f);
float layoutCharacterSize = 20.0f;
{
osgText::Text* text = new osgText::Text;
text->setFont(font);
text->setColor(layoutColor);
text->setCharacterSize(layoutCharacterSize);
text->setPosition(osg::Vec3(margin,windowHeight-margin,0.0f));
// the default layout is left to right, typically used in languages
// originating from europe such as English, French, German, Spanish etc..
text->setLayout(osgText::Text::LEFT_TO_RIGHT);
text->setText("text->setLayout(osgText::Text::LEFT_TO_RIGHT);");
geode->addDrawable(text);
}
{
osgText::Text* text = new osgText::Text;
text->setFont(font);
text->setColor(layoutColor);
text->setCharacterSize(layoutCharacterSize);
text->setPosition(osg::Vec3(windowWidth-margin,windowHeight-margin,0.0f));
// right to left layouts would be used for hebrew or arabic fonts.
text->setLayout(osgText::Text::RIGHT_TO_LEFT);
text->setAlignment(osgText::Text::RIGHT_BASE_LINE);
text->setText("text->setLayout(osgText::Text::RIGHT_TO_LEFT);");
geode->addDrawable(text);
}
{
osgText::Text* text = new osgText::Text;
text->setFont(font);
text->setColor(layoutColor);
text->setPosition(osg::Vec3(margin,windowHeight-margin,0.0f));
text->setCharacterSize(layoutCharacterSize);
// vertical font layout would be used for asian fonts.
text->setLayout(osgText::Text::VERTICAL);
text->setText("text->setLayout(osgText::Text::VERTICAL);");
geode->addDrawable(text);
}
////////////////////////////////////////////////////////////////////////////////////////////////////////
//
// Examples of how to set up different font resolution
//
osg::Vec4 fontSizeColor(0.0f,1.0f,1.0f,1.0f);
float fontSizeCharacterSize = 30;
osg::Vec3 cursor = osg::Vec3(margin*2,windowHeight-margin*2,0.0f);
{
osgText::Text* text = new osgText::Text;
text->setFont(font);
text->setColor(fontSizeColor);
text->setCharacterSize(fontSizeCharacterSize);
text->setPosition(cursor);
// use text that uses 10 by 10 texels as a target resolution for fonts.
text->setFontResolution(10,10); // blocky but small texture memory usage
text->setText("text->setFontResolution(10,10); // blocky but small texture memory usage");
geode->addDrawable(text);
}
cursor.y() -= fontSizeCharacterSize;
{
osgText::Text* text = new osgText::Text;
text->setFont(font);
text->setColor(fontSizeColor);
text->setCharacterSize(fontSizeCharacterSize);
text->setPosition(cursor);
// use text that uses 20 by 20 texels as a target resolution for fonts.
text->setFontResolution(20,20); // smoother but higher texture memory usage (but still quite low).
text->setText("text->setFontResolution(20,20); // smoother but higher texture memory usage (but still quite low).");
geode->addDrawable(text);
}
cursor.y() -= fontSizeCharacterSize;
{
osgText::Text* text = new osgText::Text;
text->setFont(font);
text->setColor(fontSizeColor);
text->setCharacterSize(fontSizeCharacterSize);
text->setPosition(cursor);
// use text that uses 40 by 40 texels as a target resolution for fonts.
text->setFontResolution(40,40); // even smoother but again higher texture memory usage.
text->setText("text->setFontResolution(40,40); // even smoother but again higher texture memory usage.");
geode->addDrawable(text);
}
////////////////////////////////////////////////////////////////////////////////////////////////////////
//
// Examples of how to set up different sized text
//
osg::Vec4 characterSizeColor(1.0f,0.0f,1.0f,1.0f);
cursor.y() -= fontSizeCharacterSize*2.0f;
{
osgText::Text* text = new osgText::Text;
text->setFont(font);
text->setColor(characterSizeColor);
text->setFontResolution(20,20);
text->setPosition(cursor);
// use text that is 20 units high.
text->setCharacterSize(20); // small
text->setText("text->setCharacterSize(20.0f); // small");
geode->addDrawable(text);
}
cursor.y() -= 30.0f;
{
osgText::Text* text = new osgText::Text;
text->setFont(font);
text->setColor(characterSizeColor);
text->setFontResolution(30,30);
text->setPosition(cursor);
// use text that is 30 units high.
text->setCharacterSize(30.0f); // medium
text->setText("text->setCharacterSize(30.0f); // medium");
geode->addDrawable(text);
}
cursor.y() -= 50.0f;
{
osgText::Text* text = new osgText::Text;
text->setFont(font);
text->setColor(characterSizeColor);
text->setFontResolution(40,40);
text->setPosition(cursor);
// use text that is 60 units high.
text->setCharacterSize(60.0f); // large
text->setText("text->setCharacterSize(60.0f); // large");
geode->addDrawable(text);
}
////////////////////////////////////////////////////////////////////////////////////////////////////////
//
// Examples of how to set up different alignments
//
osg::Vec4 alignmentSizeColor(0.0f,1.0f,0.0f,1.0f);
float alignmentCharacterSize = 25.0f;
cursor.x() = 640;
cursor.y() = margin*4.0f;
typedef std::pair<osgText::Text::AlignmentType,std::string> AlignmentPair;
typedef std::vector<AlignmentPair> AlignmentList;
AlignmentList alignmentList;
alignmentList.push_back(AlignmentPair(osgText::Text::LEFT_TOP,"text->setAlignment(\nosgText::Text::LEFT_TOP);"));
alignmentList.push_back(AlignmentPair(osgText::Text::LEFT_CENTER,"text->setAlignment(\nosgText::Text::LEFT_CENTER);"));
alignmentList.push_back(AlignmentPair(osgText::Text::LEFT_BOTTOM,"text->setAlignment(\nosgText::Text::LEFT_BOTTOM);"));
alignmentList.push_back(AlignmentPair(osgText::Text::CENTER_TOP,"text->setAlignment(\nosgText::Text::CENTER_TOP);"));
alignmentList.push_back(AlignmentPair(osgText::Text::CENTER_CENTER,"text->setAlignment(\nosgText::Text::CENTER_CENTER);"));
alignmentList.push_back(AlignmentPair(osgText::Text::CENTER_BOTTOM,"text->setAlignment(\nosgText::Text::CENTER_BOTTOM);"));
alignmentList.push_back(AlignmentPair(osgText::Text::RIGHT_TOP,"text->setAlignment(\nosgText::Text::RIGHT_TOP);"));
alignmentList.push_back(AlignmentPair(osgText::Text::RIGHT_CENTER,"text->setAlignment(\nosgText::Text::RIGHT_CENTER);"));
alignmentList.push_back(AlignmentPair(osgText::Text::RIGHT_BOTTOM,"text->setAlignment(\nosgText::Text::RIGHT_BOTTOM);"));
alignmentList.push_back(AlignmentPair(osgText::Text::LEFT_BASE_LINE,"text->setAlignment(\nosgText::Text::LEFT_BASE_LINE);"));
alignmentList.push_back(AlignmentPair(osgText::Text::CENTER_BASE_LINE,"text->setAlignment(\nosgText::Text::CENTER_BASE_LINE);"));
alignmentList.push_back(AlignmentPair(osgText::Text::RIGHT_BASE_LINE,"text->setAlignment(\nosgText::Text::RIGHT_BASE_LINE);"));
alignmentList.push_back(AlignmentPair(osgText::Text::LEFT_BOTTOM_BASE_LINE,"text->setAlignment(\nosgText::Text::LEFT_BOTTOM_BASE_LINE);"));
alignmentList.push_back(AlignmentPair(osgText::Text::CENTER_BOTTOM_BASE_LINE,"text->setAlignment(\nosgText::Text::CENTER_BOTTOM_BASE_LINE);"));
alignmentList.push_back(AlignmentPair(osgText::Text::RIGHT_BOTTOM_BASE_LINE,"text->setAlignment(\nosgText::Text::RIGHT_BOTTOM_BASE_LINE);"));
osg::Sequence* sequence = new osg::Sequence;
{
for(AlignmentList::iterator itr=alignmentList.begin();
itr!=alignmentList.end();
++itr)
{
osg::Geode* alignmentGeode = new osg::Geode;
sequence->addChild(alignmentGeode);
sequence->setTime(sequence->getNumChildren(), 1.0f);
osgText::Text* text = new osgText::Text;
text->setFont(font);
text->setColor(alignmentSizeColor);
text->setCharacterSize(alignmentCharacterSize);
text->setPosition(cursor);
text->setDrawMode(osgText::Text::TEXT|osgText::Text::ALIGNMENT|osgText::Text::BOUNDINGBOX);
text->setAlignment(itr->first);
text->setText(itr->second);
alignmentGeode->addDrawable(text);
}
}
sequence->setMode(osg::Sequence::START);
sequence->setInterval(osg::Sequence::LOOP, 0, -1);
sequence->setDuration(1.0f, -1);
rootNode->addChild(sequence);
////////////////////////////////////////////////////////////////////////////////////////////////////////
//
// Examples of how to set up different fonts...
//
cursor.x() = margin*2.0f;
cursor.y() = margin*2.0f;
osg::Vec4 fontColor(1.0f,0.5f,0.0f,1.0f);
float fontCharacterSize = 20.0f;
float spacing = 40.0f;
{
osgText::Text* text = new osgText::Text;
text->setColor(fontColor);
text->setPosition(cursor);
text->setCharacterSize(fontCharacterSize);
text->setFont(0);
text->setText("text->setFont(0); // inbuilt font.");
geode->addDrawable(text);
cursor.x() = text->getBoundingBox().xMax() + spacing ;
}
{
osgText::Font* arial = new osgText::Font(new osgQt::QFontImplementation(QFont("Arial")));
osgText::Text* text = new osgText::Text;
text->setColor(fontColor);
text->setPosition(cursor);
text->setCharacterSize(fontCharacterSize);
text->setFont(arial);
text->setText(arial!=0?
"text->setFont(\"fonts/arial.ttf\");":
"unable to load \"fonts/arial.ttf\"");
geode->addDrawable(text);
cursor.x() = text->getBoundingBox().xMax() + spacing ;
}
{
osgText::Font* times = new osgText::Font(new osgQt::QFontImplementation(QFont("Times")));
osgText::Text* text = new osgText::Text;
text->setColor(fontColor);
text->setPosition(cursor);
text->setCharacterSize(fontCharacterSize);
geode->addDrawable(text);
text->setFont(times);
text->setText(times!=0?
"text->setFont(\"fonts/times.ttf\");":
"unable to load \"fonts/times.ttf\"");
cursor.x() = text->getBoundingBox().xMax() + spacing ;
}
cursor.x() = margin*2.0f;
cursor.y() = margin;
{
osgText::Font* dirtydoz = new osgText::Font(new osgQt::QFontImplementation(QFont("Times")));
osgText::Text* text = new osgText::Text;
text->setColor(fontColor);
text->setPosition(cursor);
text->setCharacterSize(fontCharacterSize);
text->setFont(dirtydoz);
text->setText(dirtydoz!=0?
"text->setFont(\"fonts/dirtydoz.ttf\");":
"unable to load \"fonts/dirtydoz.ttf\"");
geode->addDrawable(text);
cursor.x() = text->getBoundingBox().xMax() + spacing ;
}
{
osgText::Font* fudd = new osgText::Font(new osgQt::QFontImplementation(QFont("Times")));
osgText::Text* text = new osgText::Text;
text->setColor(fontColor);
text->setPosition(cursor);
text->setCharacterSize(fontCharacterSize);
text->setFont(fudd);
text->setText(fudd!=0?
"text->setFont(\"fonts/fudd.ttf\");":
"unable to load \"fonts/fudd.ttf\"");
geode->addDrawable(text);
cursor.x() = text->getBoundingBox().xMax() + spacing ;
}
return rootNode;
}
// create text which sits in 3D space such as would be inserted into a normal model
osg::Group* create3DText(const osg::Vec3& center,float radius)
{
osg::Geode* geode = new osg::Geode;
////////////////////////////////////////////////////////////////////////////////////////////////////////
//
// Examples of how to set up axis/orientation alignments
//
float characterSize=radius*0.2f;
osg::Vec3 pos(center.x()-radius*.5f,center.y()-radius*.5f,center.z()-radius*.5f);
osgText::Text* text1 = new osgText::Text;
text1->setFont(new osgText::Font(new osgQt::QFontImplementation(QFont("Times"))));
text1->setCharacterSize(characterSize);
text1->setPosition(pos);
text1->setAxisAlignment(osgText::Text::XY_PLANE);
text1->setText("XY_PLANE");
geode->addDrawable(text1);
osgText::Text* text2 = new osgText::Text;
text2->setFont(new osgText::Font(new osgQt::QFontImplementation(QFont("Times"))));
text2->setCharacterSize(characterSize);
text2->setPosition(pos);
text2->setAxisAlignment(osgText::Text::YZ_PLANE);
text2->setText("YZ_PLANE");
geode->addDrawable(text2);
osgText::Text* text3 = new osgText::Text;
text3->setFont(new osgText::Font(new osgQt::QFontImplementation(QFont("Times"))));
text3->setCharacterSize(characterSize);
text3->setPosition(pos);
text3->setAxisAlignment(osgText::Text::XZ_PLANE);
text3->setText("XZ_PLANE");
geode->addDrawable(text3);
osgText::Text* text4 = new osgText::Text;
text4->setFont(new osgText::Font(new osgQt::QFontImplementation(QFont("Times"))));
text4->setCharacterSize(characterSize);
text4->setPosition(center);
text4->setAxisAlignment(osgText::Text::SCREEN);
osg::Vec4 characterSizeModeColor(1.0f,0.0f,0.5f,1.0f);
osgText::Text* text5 = new osgText::Text;
text5->setColor(characterSizeModeColor);
text5->setFont(new osgText::Font(new osgQt::QFontImplementation(QFont("Times"))));
//text5->setCharacterSize(characterSize);
text5->setCharacterSize(32.0f); // medium
text5->setPosition(center - osg::Vec3(0.0, 0.0, 0.2));
text5->setAxisAlignment(osgText::Text::SCREEN);
text5->setCharacterSizeMode(osgText::Text::SCREEN_COORDS);
text5->setText("CharacterSizeMode SCREEN_COORDS(size 32.0)");
geode->addDrawable(text5);
osgText::Text* text6 = new osgText::Text;
text6->setColor(characterSizeModeColor);
text6->setFont(new osgText::Font(new osgQt::QFontImplementation(QFont("Times"))));
text6->setCharacterSize(characterSize);
text6->setPosition(center - osg::Vec3(0.0, 0.0, 0.4));
text6->setAxisAlignment(osgText::Text::SCREEN);
text6->setCharacterSizeMode(osgText::Text::OBJECT_COORDS_WITH_MAXIMUM_SCREEN_SIZE_CAPPED_BY_FONT_HEIGHT);
text6->setText("CharacterSizeMode OBJECT_COORDS_WITH_MAXIMUM_SCREEN_SIZE_CAPPED_BY_FONT_HEIGHT");
geode->addDrawable(text6);
osgText::Text* text7 = new osgText::Text;
text7->setColor(characterSizeModeColor);
text7->setFont(new osgText::Font(new osgQt::QFontImplementation(QFont("Times"))));
text7->setCharacterSize(characterSize);
text7->setPosition(center - osg::Vec3(0.0, 0.0, 0.6));
text7->setAxisAlignment(osgText::Text::SCREEN);
text7->setCharacterSizeMode(osgText::Text::OBJECT_COORDS);
text7->setText("CharacterSizeMode OBJECT_COORDS (default)");
geode->addDrawable(text7);
#if 1
// reproduce outline bounding box compute problem with backdrop on.
text4->setBackdropType(osgText::Text::OUTLINE);
text4->setDrawMode(osgText::Text::TEXT | osgText::Text::BOUNDINGBOX);
#endif
text4->setText("SCREEN");
geode->addDrawable(text4);
osg::ShapeDrawable* shape = new osg::ShapeDrawable(new osg::Sphere(center,characterSize*0.2f));
shape->getOrCreateStateSet()->setMode(GL_LIGHTING,osg::StateAttribute::ON);
geode->addDrawable(shape);
osg::Group* rootNode = new osg::Group;
rootNode->addChild(geode);
return rootNode;
}
class MainWindow : public QWidget {
public:
MainWindow()
{
osg::ref_ptr<osg::GraphicsContext::Traits> traits = new osg::GraphicsContext::Traits(osg::DisplaySettings::instance().get());
traits->width = width();
traits->height = height();
traits->doubleBuffer = true;
osgQt::GraphicsWindowQt* graphicsWindow = new osgQt::GraphicsWindowQt(traits.get());
QGridLayout* grid = new QGridLayout;
grid->setMargin(0);
grid->addWidget(graphicsWindow->getGLWidget(), 0, 0);
setLayout(grid);
_viewer.setThreadingModel(osgViewer::Viewer::SingleThreaded);
osg::Camera* camera = _viewer.getCamera();
camera->setGraphicsContext(graphicsWindow);
camera->setViewport(new osg::Viewport(0, 0, width(), height()));
startTimer(10);
}
virtual void paintEvent(QPaintEvent* /*event*/)
{
_viewer.frame();
}
virtual void timerEvent(QTimerEvent* /*event*/)
{
_viewer.frame();
}
void setSceneData(osg::Node* node)
{
_viewer.setSceneData(node);
}
void setCameraManipulator(osgGA::CameraManipulator* manipulator, bool resetPosition = true)
{
_viewer.setCameraManipulator(manipulator, resetPosition);
}
private:
osgViewer::Viewer _viewer;
};
int main(int argc, char** argv)
{
QApplication app(argc, argv);
// prepare scene.
osg::Vec3 center(0.0f,0.0f,0.0f);
float radius = 1.0f;
// create the hud.
osg::ref_ptr<osg::Camera> camera = new osg::Camera;
camera->setReferenceFrame(osg::Transform::ABSOLUTE_RF);
camera->setProjectionMatrixAsOrtho2D(0,1280,0,1024);
camera->setViewMatrix(osg::Matrix::identity());
camera->setClearMask(GL_DEPTH_BUFFER_BIT);
camera->addChild(createHUDText());
camera->getOrCreateStateSet()->setMode(GL_LIGHTING,osg::StateAttribute::OFF);
// make sure the root node is group so we can add extra nodes to it.
osg::ref_ptr<osg::Group> group = new osg::Group;
group->addChild(camera.get());
group->addChild(create3DText(center, radius));
// The qt window
MainWindow widget;
// set the scene to render
widget.setSceneData(group.get());
widget.setCameraManipulator(new osgGA::TrackballManipulator);
widget.setGeometry(100, 100, 800, 600);
widget.show();
return app.exec();
}

27
examples/osgviewerQt/CMakeLists.txt
View File

@@ -1,27 +0,0 @@
SET( TARGET_SRC
osgviewerQt.cpp
)
IF ( NOT Qt5Widgets_FOUND )
IF( QT4_FOUND )
SET(TARGET_EXTERNAL_LIBRARIES ${QT_QTCORE_LIBRARY_RELEASE} ${QT_QTGUI_LIBRARY_RELEASE}
${QT_QTOPENGL_LIBRARY_RELEASE} )
ADD_DEFINITIONS(-DUSE_QT4)
ELSE( QT4_FOUND )
SET(TARGET_EXTERNAL_LIBRARIES ${QT_LIBRARIES} )
ENDIF( QT4_FOUND )
INCLUDE_DIRECTORIES( ${QT_INCLUDE_DIR} ${QT_QTCORE_INCLUDE_DIR} ${QT_QTGUI_INCLUDE_DIR}
${QT_QTOPENGL_INCLUDE_DIR} )
ENDIF()
SET(TARGET_ADDED_LIBRARIES osgWidget osgQt)
SET( EXAMPLE_NAME osgviewerQt )
SETUP_EXAMPLE( ${EXAMPLE_NAME} )
IF ( Qt5Widgets_FOUND )
qt5_use_modules( example_${EXAMPLE_NAME} Widgets OpenGL )
ENDIF( Qt5Widgets_FOUND )

119
examples/osgviewerQt/osgviewerQt.cpp
View File

@@ -1,119 +0,0 @@
#include <QTimer>
#include <QApplication>
#include <QGridLayout>
#include <osgViewer/CompositeViewer>
#include <osgViewer/ViewerEventHandlers>
#include <osgGA/MultiTouchTrackballManipulator>
#include <osgDB/ReadFile>
#include <osgQt/GraphicsWindowQt>
#include <iostream>
class ViewerWidget : public QWidget, public osgViewer::CompositeViewer
{
public:
ViewerWidget(QWidget* parent = 0, Qt::WindowFlags f = 0, osgViewer::ViewerBase::ThreadingModel threadingModel=osgViewer::CompositeViewer::SingleThreaded) : QWidget(parent, f)
{
setThreadingModel(threadingModel);
// disable the default setting of viewer.done() by pressing Escape.
setKeyEventSetsDone(0);
QWidget* widget1 = addViewWidget( createGraphicsWindow(0,0,100,100), osgDB::readRefNodeFile("cow.osgt") );
QWidget* widget2 = addViewWidget( createGraphicsWindow(0,0,100,100), osgDB::readRefNodeFile("glider.osgt") );
QWidget* widget3 = addViewWidget( createGraphicsWindow(0,0,100,100), osgDB::readRefNodeFile("axes.osgt") );
QWidget* widget4 = addViewWidget( createGraphicsWindow(0,0,100,100), osgDB::readRefNodeFile("fountain.osgt") );
QWidget* popupWidget = addViewWidget( createGraphicsWindow(900,100,320,240,"Popup window",true), osgDB::readRefNodeFile("dumptruck.osgt") );
popupWidget->show();
QGridLayout* grid = new QGridLayout;
grid->addWidget( widget1, 0, 0 );
grid->addWidget( widget2, 0, 1 );
grid->addWidget( widget3, 1, 0 );
grid->addWidget( widget4, 1, 1 );
setLayout( grid );
connect( &_timer, SIGNAL(timeout()), this, SLOT(update()) );
_timer.start( 10 );
}
QWidget* addViewWidget( osgQt::GraphicsWindowQt* gw, osg::ref_ptr<osg::Node> scene )
{
osgViewer::View* view = new osgViewer::View;
addView( view );
osg::Camera* camera = view->getCamera();
camera->setGraphicsContext( gw );
const osg::GraphicsContext::Traits* traits = gw->getTraits();
camera->setClearColor( osg::Vec4(0.2, 0.2, 0.6, 1.0) );
camera->setViewport( new osg::Viewport(0, 0, traits->width, traits->height) );
camera->setProjectionMatrixAsPerspective(30.0f, static_cast<double>(traits->width)/static_cast<double>(traits->height), 1.0f, 10000.0f );
view->setSceneData( scene );
view->addEventHandler( new osgViewer::StatsHandler );
view->setCameraManipulator( new osgGA::MultiTouchTrackballManipulator );
gw->setTouchEventsEnabled( true );
return gw->getGLWidget();
}
osgQt::GraphicsWindowQt* createGraphicsWindow( int x, int y, int w, int h, const std::string& name="", bool windowDecoration=false )
{
osg::DisplaySettings* ds = osg::DisplaySettings::instance().get();
osg::ref_ptr<osg::GraphicsContext::Traits> traits = new osg::GraphicsContext::Traits;
traits->windowName = name;
traits->windowDecoration = windowDecoration;
traits->x = x;
traits->y = y;
traits->width = w;
traits->height = h;
traits->doubleBuffer = true;
traits->alpha = ds->getMinimumNumAlphaBits();
traits->stencil = ds->getMinimumNumStencilBits();
traits->sampleBuffers = ds->getMultiSamples();
traits->samples = ds->getNumMultiSamples();
return new osgQt::GraphicsWindowQt(traits.get());
}
virtual void paintEvent( QPaintEvent* /*event*/ )
{ frame(); }
protected:
QTimer _timer;
};
int main( int argc, char** argv )
{
osg::ArgumentParser arguments(&argc, argv);
#if QT_VERSION >= 0x050000
// Qt5 is currently crashing and reporting "Cannot make QOpenGLContext current in a different thread" when the viewer is run multi-threaded, this is regression from Qt4
osgViewer::ViewerBase::ThreadingModel threadingModel = osgViewer::ViewerBase::SingleThreaded;
#else
osgViewer::ViewerBase::ThreadingModel threadingModel = osgViewer::ViewerBase::CullDrawThreadPerContext;
#endif
while (arguments.read("--SingleThreaded")) threadingModel = osgViewer::ViewerBase::SingleThreaded;
while (arguments.read("--CullDrawThreadPerContext")) threadingModel = osgViewer::ViewerBase::CullDrawThreadPerContext;
while (arguments.read("--DrawThreadPerContext")) threadingModel = osgViewer::ViewerBase::DrawThreadPerContext;
while (arguments.read("--CullThreadPerCameraDrawThreadPerContext")) threadingModel = osgViewer::ViewerBase::CullThreadPerCameraDrawThreadPerContext;
#if QT_VERSION >= 0x040800
// Required for multithreaded QGLWidget on Linux/X11, see http://blog.qt.io/blog/2011/06/03/threaded-opengl-in-4-8/
if (threadingModel != osgViewer::ViewerBase::SingleThreaded)
QApplication::setAttribute(Qt::AA_X11InitThreads);
#endif
QApplication app(argc, argv);
ViewerWidget* viewWidget = new ViewerWidget(0, Qt::Widget, threadingModel);
viewWidget->setGeometry( 100, 100, 800, 600 );
viewWidget->show();
return app.exec();
}