本文整理汇总了C++中osgga::GUIActionAdapter::asView方法的典型用法代码示例。如果您正苦于以下问题：C++ GUIActionAdapter::asView方法的具体用法？C++ GUIActionAdapter::asView怎么用？C++ GUIActionAdapter::asView使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类osgga::GUIActionAdapter的用法示例。
在下文中一共展示了GUIActionAdapter::asView方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: if
bool
RTTPicker::handle(const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& aa)
{
if ( ea.getEventType() == ea.FRAME )
{
osg::FrameStamp* fs = aa.asView() ? aa.asView()->getFrameStamp() : 0L;
if ( fs )
{
runPicks( fs->getFrameNumber() );
}
// if there are picks in the queue, need to continuing rendering:
if ( !_picks.empty() )
{
aa.requestRedraw();
}
}
else if ( _defaultCallback.valid() && _defaultCallback->accept(ea, aa) )
{
pick( aa.asView(), ea.getX(), ea.getY(), _defaultCallback.get() );
aa.requestRedraw();
}
return false;
}示例2: switch
bool WeaponHUD::WeaponSwitchHandler::handle(const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& aa) {
switch (ea.getEventType()) {
case osgGA::GUIEventAdapter::SCROLL:
{
/*
* catches multiple activations of the weapon switching
* per frame because linux triggers keys twice
*/
if (_frameNumber == aa.asView()->getFrameStamp()->getFrameNumber()) {
return false;
}
_frameNumber = aa.asView()->getFrameStamp()->getFrameNumber();
//Debug message
OSG_ALWAYS << "SCROLL: " << aa.asView()->getFrameStamp()->getFrameNumber() << std::endl;
osgGA::GUIEventAdapter::ScrollingMotion sm = ea.getScrollingMotion();
switch (sm) {
/*
* switches backwards through weapon list when
* the mouse wheel is scrolled down
*/
case osgGA::GUIEventAdapter::SCROLL_DOWN:
//Debug message
OSG_ALWAYS << "SCROLL DOWN" << std::endl;
_switch->setValue(_curWeapon, false);
_curWeapon--;
/*
* if the first weapon is selected and another
* scroll backwards is triggered, the last weapon
* gets selected
*/
if (_curWeapon < 0)
_curWeapon = _switch->getNumChildren() - 1;
_curWeapon = _curWeapon % _switch->getNumChildren();
_switch->setValue(_curWeapon, true);
return true;
/*
* switches forward through weapon list when
* the mouse wheel is scrolled up
*/
case osgGA::GUIEventAdapter::SCROLL_UP:
//Debug message
OSG_ALWAYS << "SCROLL UP" << std::endl;
_switch->setValue(_curWeapon, false);
_curWeapon++;
_curWeapon = _curWeapon % _switch->getNumChildren();
_switch->setValue(_curWeapon, true);
return true;
default:
return false;
}
}
default:
return false;
}
}示例3: handle
bool handle( const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& aa )
{
if (ea.getEventType() == osgGA::GUIEventAdapter::MOVE &&
aa.asView()->getFrameStamp()->getFrameNumber() % 10 == 0)
{
osgViewer::View* view = static_cast<osgViewer::View*>(aa.asView());
update( ea.getX(), ea.getY(), view );
}
return false;
}示例4: handle
bool WaitingForSecondSelection::handle(const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& aa)
{
bool handled = false;
osgUtil::LineSegmentIntersector::Intersections results;
osgViewer::View* view = static_cast<osgViewer::View*>(aa.asView());
if ((ea.getEventType() == ea.DRAG) && view->computeIntersections(ea.getX(), ea.getY(), results, 0x01))
{
// find the first hit under the mouse:
osgUtil::LineSegmentIntersector::Intersection first = *(results.begin());
osg::Vec3d point = first.getWorldIntersectPoint();
// transform it to map coordinates:
osg::Vec3d newPoint;
m_control->getMapNode()->getMap()->worldPointToMapPoint(point, newPoint);
m_control->setSecondPoint(newPoint);
m_control->drawRectangle();
}
else if ((ea.getEventType() == ea.DOUBLECLICK) && (ea.getButton() == osgGA::GUIEventAdapter::LEFT_MOUSE_BUTTON))
{
m_control->currentState() = new Complete(m_control);
handled = true;
}
return (handled);
}示例5: handle
bool handle( const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& aa )
{
if (ea.getEventType() == ea.PUSH && ea.getButton() == osgGA::GUIEventAdapter::LEFT_MOUSE_BUTTON)
{
osg::Vec3d world;
if ( _mapNode->getTerrain()->getWorldCoordsUnderMouse( aa.asView(), ea.getX(), ea.getY(), world ))
{
GeoPoint mapPoint;
_mapNode->getMap()->worldPointToMapPoint( world, mapPoint );
if (!_startValid)
{
_startValid = true;
_start = mapPoint.vec3d();
if (_featureNode.valid())
{
_root->removeChild( _featureNode.get() );
_featureNode = 0;
}
}
else
{
_end = mapPoint.vec3d();
compute();
_startValid = false;
}
}
}
return false;
}示例6: addPoint
bool
AddPointHandler::handle( const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& aa )
{
osgViewer::View* view = static_cast<osgViewer::View*>(aa.asView());
if ( ea.getEventType() == osgGA::GUIEventAdapter::PUSH )
{
if (ea.getButton() == _mouseButton)
{
_mouseDown = true;
_firstMove = true;
return addPoint( ea.getX(), ea.getY(), view );
}
}
else if (ea.getEventType() == osgGA::GUIEventAdapter::RELEASE)
{
if (ea.getButton() == _mouseButton)
{
_mouseDown = false;
}
}
else if (ea.getEventType() == osgGA::GUIEventAdapter::MOVE || ea.getEventType() == osgGA::GUIEventAdapter::DRAG)
{
if (_mouseDown)
{
if (!_firstMove)
{
return addPoint( ea.getX(), ea.getY(), view );
}
_firstMove = false;
}
return true;
}
return false;
}示例7: handle
bool handle( const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& aa )
{
if (ea.getEventType() == osgGA::GUIEventAdapter::PUSH && ea.getButton() == osgGA::GUIEventAdapter::LEFT_MOUSE_BUTTON)
{
osgViewer::View* view = static_cast<osgViewer::View*>(aa.asView());
update( ea.getX(), ea.getY(), view );
}
return false;
}示例8: sqrt
void
AutoClipPlaneHandler::frame( osgGA::GUIActionAdapter& aa )
{
osg::Camera* cam = aa.asView()->getCamera();
if ( _rp < 0 )
{
osg::ref_ptr<MapNode> tempNode = osgEarth::findTopMostNodeOfType<MapNode>( cam );
if ( tempNode.valid() && tempNode->getMap()->getProfile() )
{
_geocentric = tempNode->getMap()->isGeocentric();
if ( _geocentric )
_rp = tempNode->getMap()->getProfile()->getSRS()->getEllipsoid()->getRadiusPolar();
else
OE_INFO << "[AutoClipPlaneHandler] disabled for non-geocentric map" << std::endl;
//_mapNode = tempNode.get();
}
}
if ( _rp > 0 && _geocentric ) // _mapNode.valid() && _geocentric )
{
cam->setComputeNearFarMode( osg::CullSettings::DO_NOT_COMPUTE_NEAR_FAR );
osg::Vec3d eye, center, up;
cam->getViewMatrixAsLookAt( eye, center, up );
double d = eye.length();
if ( d < _rp )
d = _rp;
if ( d > _rp )
{
double fovy, ar, znear, zfar, finalZfar;
cam->getProjectionMatrixAsPerspective( fovy, ar, znear, finalZfar );
// far clip at the horizon:
zfar = sqrt( d*d - _rp*_rp );
if (_autoFarPlaneClipping)
{
finalZfar = zfar;
}
double nfr = _nfrAtRadius + _nfrAtDoubleRadius * ((d-_rp)/d);
znear = osg::clampAbove( zfar * nfr, 1.0 );
cam->setProjectionMatrixAsPerspective( fovy, ar, znear, finalZfar );
//OE_NOTICE << fixed
// << "near=" << znear << ", far=" << zfar << std::endl;
}
}
}示例9: iv
bool
MouseCoordsTool::handle( const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& aa )
{
if (ea.getEventType() == ea.MOVE || ea.getEventType() == ea.DRAG)
{
osg::Vec3d world;
if ( _mapNode->getTerrain()->getWorldCoordsUnderMouse(aa.asView(), ea.getX(), ea.getY(), world) )
{
GeoPoint map;
map.fromWorld( _mapNode->getMapSRS(), world );
for( Callbacks::iterator i = _callbacks.begin(); i != _callbacks.end(); ++i )
i->get()->set( map, aa.asView(), _mapNode );
}
else
{
for( Callbacks::iterator i = _callbacks.begin(); i != _callbacks.end(); ++i )
i->get()->reset( aa.asView(), _mapNode );
}
#if 1 // testing AGL, Dist to Point
osg::Vec3d eye, center, up;
aa.asView()->getCamera()->getViewMatrixAsLookAt(eye, center, up);
DPLineSegmentIntersector* lsi = new DPLineSegmentIntersector(eye, osg::Vec3d(0,0,0));
osgUtil::IntersectionVisitor iv(lsi);
lsi->setIntersectionLimit(lsi->LIMIT_NEAREST);
//iv.setUserData( new Map() );
_mapNode->accept(iv);
if ( !lsi->getIntersections().empty() )
{
double agl = (eye - lsi->getFirstIntersection().getWorldIntersectPoint()).length();
double dtp = (eye - world).length();
//OE_NOTICE << "AGL = " << agl << "m; DPT = " << dtp << "m" << std::endl;
Registry::instance()->startActivity("AGL", Stringify() << agl << " m");
Registry::instance()->startActivity("Range", Stringify() << dtp << " m");
}
#endif
}
return false;
}示例10: handle
bool handle(const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& aa, osg::Object*, osg::NodeVisitor*)
{
if (ea.getEventType() == ea.KEYDOWN && ea.getKey() == _c)
{
osg::Vec3d world;
_mapNode->getTerrain()->getWorldCoordsUnderMouse(aa.asView(), ea.getX(), ea.getY(), world);
GeoPoint coords;
coords.fromWorld(s_activeMap->getSRS(), world);
osg::ref_ptr<ElevationEnvelope> env = s_activeMap->getElevationPool()->createEnvelope(s_activeMap->getSRS(), 23u);
float ep_elev = env->getElevation(coords.x(), coords.y());
OE_NOTICE << "Elevations under mouse. EP=" << ep_elev << "\n";
}
return false;
}示例11:
bool
MouseCoordsTool::handle( const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& aa )
{
if (ea.getEventType() == ea.MOVE || ea.getEventType() == ea.DRAG)
{
osg::Vec3d world;
if ( _mapNode->getTerrain()->getWorldCoordsUnderMouse(aa.asView(), ea.getX(), ea.getY(), world) )
{
GeoPoint map;
map.fromWorld( _mapNode->getMapSRS(), world );
for( Callbacks::iterator i = _callbacks.begin(); i != _callbacks.end(); ++i )
i->get()->set( map, aa.asView(), _mapNode );
}
else
{
for( Callbacks::iterator i = _callbacks.begin(); i != _callbacks.end(); ++i )
i->get()->reset( aa.asView(), _mapNode );
}
}
return false;
}示例12: handleMouseRelease
bool SelectionManipulator::handleMouseRelease( const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& us )
{
osgViewer::View* curView = (osgViewer::View*)us.asView();
bool release = osgGA::StandardManipulator::handleMouseRelease(ea, us);
if (m_edgeGroup != NULL)
{
m_edgeGroup->setNodeMask(m_orgEdgeState);
}
if(m_vertexGroup != NULL)
{
m_vertexGroup->setNodeMask(m_orgVertexState);
}
curView->requestRedraw();
return release;
}示例13: handle
bool handle( const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& aa )
{
if ( ea.getEventType() == osgGA::GUIEventAdapter::MOVE )
{
osgViewer::View* view = static_cast<osgViewer::View*>( aa.asView() );
osgUtil::LineSegmentIntersector::Intersections hits;
if ( view->computeIntersections( ea.getX(), ea.getY(), hits ) )
{
osgEarth::GeoPoint isectPoint;
isectPoint.fromWorld( mGlobe->mapNode()->getMapSRS()->getGeodeticSRS(), hits.begin()->getWorldIntersectPoint() );
mGlobe->showCurrentCoordinates( isectPoint );
}
}
return false;
}示例14: setCenterByMousePointer
bool TerrainZoomManipulator::setCenterByMousePointer( const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& us )
{
osg::View* view = us.asView();
if( !view )
return false;
osg::Camera *camera = view->getCamera();
if( !camera )
return false;
// prepare variables
float x = ( ea.getX() - ea.getXmin() ) / ( ea.getXmax() - ea.getXmin() );
float y = ( ea.getY() - ea.getYmin() ) / ( ea.getYmax() - ea.getYmin() );
osg::Matrix VPW = camera->getProjectionMatrix()
* camera->getViewport()->computeWindowMatrix();
osg::Matrix invVPW;
bool success = invVPW.invert(VPW);
osg::Vec3f nearPoint = osg::Vec3f(ea.getX(), ea.getY(), 0.f) * invVPW;
osg::Vec3f farPoint = osg::Vec3f(ea.getX(), ea.getY(), 1.f) * invVPW;
// scale
float scale = 1.0f -_wheelZoomFactor;
float distance = _distance * scale;
float x_new = ((_distance - distance) * farPoint.x()) / _distance;
float y_new = ((_distance - distance) * farPoint.y()) / _distance;
switch( ea.getScrollingMotion() )
{
case osgGA::GUIEventAdapter::SCROLL_DOWN:
{
panModel(x_new, y_new, 0);
return true;
}
default:
return false;
}
}示例15: handle
bool handle(const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& aa)
{
if ( ea.getEventType() == ea.RELEASE )
{
IntersectionPicker picker(dynamic_cast<osgViewer::View*>(aa.asView()));
IntersectionPicker::Hits hits;
if(picker.pick(ea.getX(), ea.getY(), hits)) {
std::set<ObjectID> oids;
if (picker.getObjectIDs(hits, oids)) {
ObjectIndex* index = Registry::objectIndex();
ObjectID oid = *oids.begin();
osg::ref_ptr<FeatureIndex> fi = index->get<FeatureIndex>(oid);
if ( fi.valid() ) {
OE_NOTICE << "IsectPicker: found OID " << oid << "\n";
Feature* f = fi->getFeature(oid);
if ( f ) {
OE_NOTICE << "...feature ID = " << f->getFID() << "\n";
}
}
osg::ref_ptr<Feature> f = index->get<Feature>(oid);
if ( f.valid() ) {
OE_NOTICE << "IsectPicker: found OID " << oid << "\n";
OE_NOTICE << "...feature ID = " << f->getFID() << "\n";
}
osg::ref_ptr<AnnotationNode> a = index->get<AnnotationNode>(oid);
if ( a ) {
OE_NOTICE << "IsectPicker: found annotation " << a->getName() << "\n";
}
}
else {
OE_NOTICE << "IsectPicker: picked, but no OIDs\n";
}
}
else {
OE_NOTICE << "IsectPicker: no intersect\n";
}
}
return false;
}