199 lines
8.4 KiB
C++
199 lines
8.4 KiB
C++
/* OpenSceneGraph example, osgstaticviewer.
|
|
*
|
|
* 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 <osgDB/ReadFile>
|
|
#include <osgUtil/Optimizer>
|
|
#include <osg/CoordinateSystemNode>
|
|
|
|
#include <osg/Switch>
|
|
#include <osgText/Text>
|
|
|
|
#include <osgViewer/Viewer>
|
|
#include <osgViewer/ViewerEventHandlers>
|
|
|
|
#include <osgGA/TrackballManipulator>
|
|
#include <osgGA/FlightManipulator>
|
|
#include <osgGA/DriveManipulator>
|
|
#include <osgGA/KeySwitchMatrixManipulator>
|
|
#include <osgGA/StateSetManipulator>
|
|
#include <osgGA/AnimationPathManipulator>
|
|
#include <osgGA/TerrainManipulator>
|
|
|
|
#include <iostream>
|
|
|
|
// include the plugins we need
|
|
USE_OSGPLUGIN(ive)
|
|
USE_OSGPLUGIN(osg)
|
|
USE_OSGPLUGIN(osg2)
|
|
USE_OSGPLUGIN(rgb)
|
|
USE_OSGPLUGIN(OpenFlight)
|
|
|
|
#ifdef USE_FREETYPE
|
|
USE_OSGPLUGIN(freetype)
|
|
#endif
|
|
|
|
USE_DOTOSGWRAPPER_LIBRARY(osg)
|
|
USE_DOTOSGWRAPPER_LIBRARY(osgFX)
|
|
USE_DOTOSGWRAPPER_LIBRARY(osgParticle)
|
|
USE_DOTOSGWRAPPER_LIBRARY(osgShadow)
|
|
USE_DOTOSGWRAPPER_LIBRARY(osgSim)
|
|
USE_DOTOSGWRAPPER_LIBRARY(osgTerrain)
|
|
USE_DOTOSGWRAPPER_LIBRARY(osgText)
|
|
USE_DOTOSGWRAPPER_LIBRARY(osgViewer)
|
|
USE_DOTOSGWRAPPER_LIBRARY(osgVolume)
|
|
USE_DOTOSGWRAPPER_LIBRARY(osgWidget)
|
|
|
|
USE_SERIALIZER_WRAPPER_LIBRARY(osg)
|
|
USE_SERIALIZER_WRAPPER_LIBRARY(osgAnimation)
|
|
USE_SERIALIZER_WRAPPER_LIBRARY(osgFX)
|
|
USE_SERIALIZER_WRAPPER_LIBRARY(osgManipulator)
|
|
USE_SERIALIZER_WRAPPER_LIBRARY(osgParticle)
|
|
USE_SERIALIZER_WRAPPER_LIBRARY(osgShadow)
|
|
USE_SERIALIZER_WRAPPER_LIBRARY(osgSim)
|
|
USE_SERIALIZER_WRAPPER_LIBRARY(osgTerrain)
|
|
USE_SERIALIZER_WRAPPER_LIBRARY(osgText)
|
|
USE_SERIALIZER_WRAPPER_LIBRARY(osgVolume)
|
|
|
|
// include the platform specific GraphicsWindow implementation.
|
|
USE_GRAPHICSWINDOW()
|
|
|
|
int main(int argc, char** argv)
|
|
{
|
|
// use an ArgumentParser object to manage the program arguments.
|
|
osg::ArgumentParser arguments(&argc,argv);
|
|
|
|
arguments.getApplicationUsage()->setApplicationName(arguments.getApplicationName());
|
|
arguments.getApplicationUsage()->setDescription(arguments.getApplicationName()+" is the standard OpenSceneGraph example which loads and visualises 3d models.");
|
|
arguments.getApplicationUsage()->setCommandLineUsage(arguments.getApplicationName()+" [options] filename ...");
|
|
arguments.getApplicationUsage()->addCommandLineOption("--image <filename>","Load an image and render it on a quad");
|
|
arguments.getApplicationUsage()->addCommandLineOption("--dem <filename>","Load an image/DEM and render it on a HeightField");
|
|
arguments.getApplicationUsage()->addCommandLineOption("-h or --help","Display command line parameters");
|
|
arguments.getApplicationUsage()->addCommandLineOption("--help-env","Display environmental variables available");
|
|
arguments.getApplicationUsage()->addCommandLineOption("--help-keys","Display keyboard & mouse bindings available");
|
|
arguments.getApplicationUsage()->addCommandLineOption("--help-all","Display all command line, env vars and keyboard & mouse bindings.");
|
|
arguments.getApplicationUsage()->addCommandLineOption("--SingleThreaded","Select SingleThreaded threading model for viewer.");
|
|
arguments.getApplicationUsage()->addCommandLineOption("--CullDrawThreadPerContext","Select CullDrawThreadPerContext threading model for viewer.");
|
|
arguments.getApplicationUsage()->addCommandLineOption("--DrawThreadPerContext","Select DrawThreadPerContext threading model for viewer.");
|
|
arguments.getApplicationUsage()->addCommandLineOption("--CullThreadPerCameraDrawThreadPerContext","Select CullThreadPerCameraDrawThreadPerContext threading model for viewer.");
|
|
|
|
// if user request help write it out to cout.
|
|
bool helpAll = arguments.read("--help-all");
|
|
unsigned int helpType = ((helpAll || arguments.read("-h") || arguments.read("--help"))? osg::ApplicationUsage::COMMAND_LINE_OPTION : 0 ) |
|
|
((helpAll || arguments.read("--help-env"))? osg::ApplicationUsage::ENVIRONMENTAL_VARIABLE : 0 ) |
|
|
((helpAll || arguments.read("--help-keys"))? osg::ApplicationUsage::KEYBOARD_MOUSE_BINDING : 0 );
|
|
if (helpType)
|
|
{
|
|
arguments.getApplicationUsage()->write(std::cout, helpType);
|
|
return 1;
|
|
}
|
|
|
|
// report any errors if they have occurred when parsing the program arguments.
|
|
if (arguments.errors())
|
|
{
|
|
arguments.writeErrorMessages(std::cout);
|
|
return 1;
|
|
}
|
|
|
|
if (arguments.argc()<=1)
|
|
{
|
|
arguments.getApplicationUsage()->write(std::cout,osg::ApplicationUsage::COMMAND_LINE_OPTION);
|
|
return 1;
|
|
}
|
|
|
|
osgViewer::Viewer viewer;
|
|
|
|
// set up the camera manipulators.
|
|
{
|
|
osg::ref_ptr<osgGA::KeySwitchMatrixManipulator> keyswitchManipulator = new osgGA::KeySwitchMatrixManipulator;
|
|
|
|
keyswitchManipulator->addMatrixManipulator( '1', "Trackball", new osgGA::TrackballManipulator() );
|
|
keyswitchManipulator->addMatrixManipulator( '2', "Flight", new osgGA::FlightManipulator() );
|
|
keyswitchManipulator->addMatrixManipulator( '3', "Drive", new osgGA::DriveManipulator() );
|
|
keyswitchManipulator->addMatrixManipulator( '4', "Terrain", new osgGA::TerrainManipulator() );
|
|
|
|
std::string pathfile;
|
|
char keyForAnimationPath = '5';
|
|
while (arguments.read("-p",pathfile))
|
|
{
|
|
osgGA::AnimationPathManipulator* apm = new osgGA::AnimationPathManipulator(pathfile);
|
|
if (apm || !apm->valid())
|
|
{
|
|
unsigned int num = keyswitchManipulator->getNumMatrixManipulators();
|
|
keyswitchManipulator->addMatrixManipulator( keyForAnimationPath, "Path", apm );
|
|
keyswitchManipulator->selectMatrixManipulator(num);
|
|
++keyForAnimationPath;
|
|
}
|
|
}
|
|
|
|
viewer.setCameraManipulator( keyswitchManipulator.get() );
|
|
}
|
|
|
|
// add the state manipulator
|
|
viewer.addEventHandler( new osgGA::StateSetManipulator(viewer.getCamera()->getOrCreateStateSet()) );
|
|
|
|
// add the thread model handler
|
|
viewer.addEventHandler(new osgViewer::ThreadingHandler);
|
|
|
|
// add the window size toggle handler
|
|
viewer.addEventHandler(new osgViewer::WindowSizeHandler);
|
|
|
|
// add the stats handler
|
|
viewer.addEventHandler(new osgViewer::StatsHandler);
|
|
|
|
// add the help handler
|
|
viewer.addEventHandler(new osgViewer::HelpHandler(arguments.getApplicationUsage()));
|
|
|
|
while (arguments.read("--SingleThreaded")) viewer.setThreadingModel(osgViewer::Viewer::SingleThreaded);
|
|
while (arguments.read("--CullDrawThreadPerContext")) viewer.setThreadingModel(osgViewer::Viewer::CullDrawThreadPerContext);
|
|
while (arguments.read("--DrawThreadPerContext")) viewer.setThreadingModel(osgViewer::Viewer::DrawThreadPerContext);
|
|
while (arguments.read("--CullThreadPerCameraDrawThreadPerContext")) viewer.setThreadingModel(osgViewer::Viewer::CullThreadPerCameraDrawThreadPerContext);
|
|
|
|
unsigned int screenNum;
|
|
while (arguments.read("--screen",screenNum))
|
|
{
|
|
viewer.setUpViewOnSingleScreen(screenNum);
|
|
}
|
|
|
|
// load the data
|
|
osg::ref_ptr<osg::Node> loadedModel = osgDB::readRefNodeFiles(arguments);
|
|
if (!loadedModel)
|
|
{
|
|
std::cout << arguments.getApplicationName() <<": No data loaded" << std::endl;
|
|
return 1;
|
|
}
|
|
|
|
// any option left unread are converted into errors to write out later.
|
|
arguments.reportRemainingOptionsAsUnrecognized();
|
|
|
|
// report any errors if they have occurred when parsing the program arguments.
|
|
if (arguments.errors())
|
|
{
|
|
arguments.writeErrorMessages(std::cout);
|
|
return 1;
|
|
}
|
|
|
|
|
|
// optimize the scene graph, remove redundant nodes and state etc.
|
|
osgUtil::Optimizer optimizer;
|
|
optimizer.optimize(loadedModel.get());
|
|
|
|
viewer.setSceneData( loadedModel.get() );
|
|
|
|
return viewer.run();
|
|
}
|