| 1400 | | |
| 1401 | | |
| 1402 | | // construct the viewer. |
| 1403 | | osgProducer::Viewer viewer(arguments); |
| 1404 | | |
| 1405 | | // set up the value with sensible default event handlers. |
| 1406 | | viewer.setUpViewer(osgProducer::Viewer::ESCAPE_SETS_DONE); |
| 1407 | | |
| 1408 | | // register the handler to add keyboard and mosue handling. |
| 1409 | | GameEventHandler* seh = new GameEventHandler(); |
| 1410 | | viewer.getEventHandlerList().push_front(seh); |
| 1411 | | |
| 1412 | | while (arguments.read("--boy")) seh->addPlayer(GameEventHandler::PLAYER_BOY); |
| 1413 | | while (arguments.read("--girl")) seh->addPlayer(GameEventHandler::PLAYER_GIRL); |
| 1414 | | |
| 1415 | | |
| 1416 | | |
| 1417 | | // get details on keyboard and mouse bindings used by the viewer. |
| 1418 | | viewer.getUsage(*arguments.getApplicationUsage()); |
| 1419 | | |
| 1420 | | // if user request help write it out to cout. |
| 1421 | | if (arguments.read("-h") || arguments.read("--help")) |
| 1422 | | { |
| 1423 | | arguments.getApplicationUsage()->write(std::cout); |
| 1424 | | return 1; |
| 1425 | | } |
| 1426 | | |
| 1427 | | // any option left unread are converted into errors to write out later. |
| 1428 | | arguments.reportRemainingOptionsAsUnrecognized(); |
| 1429 | | |
| 1430 | | // report any errors if they have occured when parsing the program aguments. |
| 1431 | | if (arguments.errors()) |
| 1432 | | { |
| 1433 | | arguments.writeErrorMessages(std::cout); |
| 1434 | | return 1; |
| 1435 | | } |
| 1436 | | |
| 1437 | | // now the windows have been realized we switch off the cursor to prevent it |
| 1438 | | // distracting the people seeing the stereo images. |
| 1439 | | float fovy = 1.0f; |
| 1440 | | for( unsigned int i = 0; i < viewer.getNumberOfCameras(); i++ ) |
| 1441 | | { |
| 1442 | | Producer::Camera* cam = viewer.getCamera(i); |
| 1443 | | Producer::RenderSurface* rs = cam->getRenderSurface(); |
| 1444 | | rs->useCursor(false); |
| 1445 | | fovy = osg::DegreesToRadians(cam->getLensVerticalFov()); |
| 1446 | | } |
| 1447 | | |
| 1448 | | seh->setFOVY(fovy); |
| 1449 | | |
| 1450 | | // enable the image cache so we don't need to keep loading the particle files |
| 1451 | | osgDB::ReaderWriter::Options* options = new osgDB::ReaderWriter::Options; |
| 1452 | | options->setObjectCacheHint(osgDB::ReaderWriter::Options::CACHE_IMAGES); |
| 1453 | | osgDB::Registry::instance()->setOptions(options); |
| 1454 | | |
| 1455 | | |
| 1456 | | // creat the scene from the file list. |
| 1457 | | osg::ref_ptr<osg::Node> rootNode = seh->createScene(); |
| 1458 | | |
| 1459 | | //osgDB::writeNodeFile(*rootNode,"test.osg"); |
| 1460 | | |
| 1461 | | // set the scene to render |
| 1462 | | viewer.setSceneData(rootNode.get()); |
| 1463 | | |
| 1464 | | viewer.setRealizeCallback(new CompileStateCallback(seh)); |
| 1465 | | |
| 1466 | | // create the windows and run the threads, note has to be single threaded |
| 1467 | | // due to use osgParticle |
| 1468 | | viewer.realize(Producer::CameraGroup::SingleThreaded); |
| 1469 | | |
| 1470 | | viewer.requestWarpPointer(0.5f,0.5f); |
| 1471 | | |
| 1472 | | |
| 1473 | | while( !viewer.done() ) |
| 1474 | | { |
| 1475 | | // wait for all cull and draw threads to complete. |
| 1476 | | viewer.sync(); |
| 1477 | | |
| 1478 | | // update the scene by traversing it with the the update visitor which will |
| 1479 | | // call all node update callbacks and animations. |
| 1480 | | viewer.update(); |
| 1481 | | |
| 1482 | | viewer.setView(seh->getCameraPosition()); |
| 1483 | | |
| 1484 | | // fire off the cull and draw traversals of the scene. |
| 1485 | | viewer.frame(); |
| 1486 | | |
| 1487 | | } |
| 1488 | | |
| 1489 | | // wait for all cull and draw threads to complete. |
| 1490 | | viewer.sync(); |
| 1491 | | |
| 1492 | | // run a clean up frame to delete all OpenGL objects. |
| 1493 | | viewer.cleanup_frame(); |
| 1494 | | |
| 1495 | | // wait for all the clean up frame to complete. |
| 1496 | | viewer.sync(); |
| 1497 | | |
| 1498 | | return 0; |
| 1499 | | } |
| 1500 | | #else |
| 1501 | | |
| 1502 | | #include <osgViewer/Viewer> |
| 1503 | | #include <iostream> |
| 1504 | | |
| 1505 | | int main( int argc, char **argv ) |
| 1506 | | { |
| 1507 | | |
| 1508 | | // use an ArgumentParser object to manage the program arguments. |
| 1509 | | osg::ArgumentParser arguments(&argc,argv); |
| 1510 | | |
| 1511 | | // set up the usage document, in case we need to print out how to use this program. |
| 1512 | | arguments.getApplicationUsage()->setDescription(arguments.getApplicationName()+" is the example which demonstrates use node masks to create stereo images."); |
| 1513 | | arguments.getApplicationUsage()->setCommandLineUsage(arguments.getApplicationName()+" [options] image_file_left_eye image_file_right_eye"); |
| 1514 | | arguments.getApplicationUsage()->addCommandLineOption("-d <float>","Time delay in sceonds between the display of successive image pairs when in auto advance mode."); |
| 1515 | | arguments.getApplicationUsage()->addCommandLineOption("-a","Enter auto advance of image pairs on start up."); |
| 1516 | | arguments.getApplicationUsage()->addCommandLineOption("-x <float>","Horizontal offset of left and right images."); |
| 1517 | | arguments.getApplicationUsage()->addCommandLineOption("-y <float>","Vertical offset of left and right images."); |
| 1518 | | arguments.getApplicationUsage()->addCommandLineOption("-h or --help","Display this information"); |
