130 lines
4.0 KiB
C++
130 lines
4.0 KiB
C++
#include <osg/Geode>
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#include <osg/ShapeDrawable>
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#include <osg/Material>
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#include <osg/Texture2D>
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#include <osg/MatrixTransform>
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#include <osg/PositionAttitudeTransform>
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#include <osg/BlendFunc>
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#include <osg/ClearNode>
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#include <osgUtil/Tesselator>
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#include <osgUtil/TransformCallback>
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#include <osgUtil/CullVisitor>
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#include <osgGA/TrackballManipulator>
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#include <osgProducer/Viewer>
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#include <osgDB/ReadFile>
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#include <osgSim/ScalarsToColors>
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#include <osgSim/ColorRange>
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#include <osgSim/ScalarBar>
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#include <sstream>
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#include <math.h>
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using namespace osgSim;
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osg::Node* createScalarBar()
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{
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// ScalarsToColors* stc = new ScalarsToColors(0.0f,1.0f);
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// ScalarBar* sb = new ScalarBar(2,3,stc);
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//
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// // Create a custom color set
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// std::vector<osg::Vec4> cs;
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// cs.push_back(osg::Vec4(1.0f,0.0f,0.0f,1.0f)); // R
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// cs.push_back(osg::Vec4(0.0f,0.0f,1.0f,1.0f)); // B
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//
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// // Create a custom scalar printer
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// struct MyScalarPrinter: public ScalarBar::ScalarPrinter
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// {
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// std::string printScalar(float scalar)
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// {
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// std::cout<<"In MyScalarPrinter::printScalar"<<std::endl;
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// if(scalar==0.0f) return "Hello";
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// else if(scalar==1.0f) return "Goodbye";
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// else return ScalarBar::ScalarPrinter::printScalar(scalar);
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// }
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// };
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//
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// ColorRange* stc = new ColorRange(0.0f,1.0f,cs);
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// //ScalarBar* sb = new ScalarBar(2, 2, stc, "ScalarBar", ScalarBar::HORIZONTAL, 0.25f, new MyScalarPrinter);
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// ScalarBar* sb = new ScalarBar(2, 2, stc, "ScalarBar", ScalarBar::VERTICAL, 4.0f, new MyScalarPrinter);
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// sb->setScalarPrinter(new MyScalarPrinter);
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//
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// return sb;
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ScalarBar *sb = new ScalarBar;
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ScalarBar::TextProperties tp;
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tp._fontFile = "fonts/times.ttf";
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sb->setTextProperties(tp);
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return sb;
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}
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int main( int argc, char **argv )
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{
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// use an ArgumentParser object to manage the program arguments.
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osg::ArgumentParser arguments(&argc,argv);
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// set up the usage document, in case we need to print out how to use this program.
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arguments.getApplicationUsage()->setDescription(arguments.getApplicationName()+" is the example which demonstrates both text, animation and billboard via custom transform to create the OpenSceneGraph logo..");
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arguments.getApplicationUsage()->setCommandLineUsage(arguments.getApplicationName()+" [options] filename ...");
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arguments.getApplicationUsage()->addCommandLineOption("-h or --help","Display this information");
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arguments.getApplicationUsage()->addCommandLineOption("ps","Render the Professional Services logo");
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// construct the viewer.
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osgProducer::Viewer viewer(arguments);
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// set up the value with sensible default event handlers.
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viewer.setUpViewer(osgProducer::Viewer::STANDARD_SETTINGS);
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// get details on keyboard and mouse bindings used by the viewer.
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viewer.getUsage(*arguments.getApplicationUsage());
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// if user request help write it out to cout.
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if (arguments.read("-h") || arguments.read("--help"))
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{
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arguments.getApplicationUsage()->write(std::cout);
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return 1;
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}
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// any option left unread are converted into errors to write out later.
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arguments.reportRemainingOptionsAsUnrecognized();
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// report any errors if they have occured when parsing the program aguments.
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if (arguments.errors())
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{
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arguments.writeErrorMessages(std::cout);
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return 1;
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}
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osg::Node* node = createScalarBar();
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// add model to viewer.
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viewer.setSceneData( node );
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// create the windows and run the threads.
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viewer.realize();
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while( !viewer.done() )
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{
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// wait for all cull and draw threads to complete.
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viewer.sync();
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// update the scene by traversing it with the the update visitor which will
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// call all node update callbacks and animations.
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viewer.update();
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// fire off the cull and draw traversals of the scene.
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viewer.frame();
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}
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// wait for all cull and draw threads to complete before exit.
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viewer.sync();
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return 0;
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}
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