{for(osg::Node* node: iter->nodePath) { ... } } 这种代码一般出现在事件处理器处理鼠标事件中。其首先获取指定的屏幕坐标screenXY,以此创建一个求交器picker,再根据求交器创建一个节点访问器对象iv;再将指定的父节点接收这个访问器,代码中这个父节点为当前场景对应的主相机viewer->getCamera()。在被接收...
osg::ref_ptr< osgUtil::LineSegmentIntersector > picker = new osgUtil::LineSegmentIntersector(cf, local_x, local_y);osgUtil::IntersectionVisitor iv(picker.get());//用访问者设计模式对各个节点进行访问,函数内部不断的调用各个节点相应的accepte()函数,对节点进行访问,并把节点压入_NodePath,最终对...
osg::ref_ptr< osgUtil::LineSegmentIntersector > picker = new osgUtil::LineSegmentIntersector(cf, local_x, local_y);osgUtil::IntersectionVisitor iv(picker.get());//用访问者设计模式对各个节点进行访问,函数内部不断的调用各个节点相应的accepte()函数,对节点进行访问,并把节点压入_NodePath,最终对...
public: PickImage(CRTTPickerHandler* picker) : m_rttPicker(picker) {}; virtual ~PickImage() {}; virtualvoidreadPixels(intx,inty,intwidth,intheight, GLenum pixelFormat, GLenum type,intpacking =1); private: CRTTPickerHandler* m_rttPicker; }; osg::Image类写像素数据到内存调用的接口即为上文提...
Intersector*picker=newosgUtil::LineSegmentIntersector(osgUtil::Intersector::WINDOW,x,y);osg::Camera*camera=viewer->getCamera();osgUtil::IntersectionVisitorvisitor(picker);camera->accept(visitor);if(picker->containsIntersections()){osgUtil::LineSegmentIntersector::Intersections::iteratorit=picker->get...
osgEarth::Picker::Hits hits; if (pick.pick(x,y,hits)) { for(osgEarth::Picker::Hits::iterator hit = hits.begin(); hit != hits.end(); ++hit ) { //这里转成你需要的类型 osgEarth::Annotation::FeatureNode* node = pick.getNode<osgEarth::Annotation::FeatureNode>(*hit); ...
osg::TriangleFunctor<MyTestPicker::TriangleIntersector> intersector; intersector.set(v3start, v3end); _drawable->accept(intersector); MyTestPicker::TriangleIntersections::iterator it = intersector._intersections.begin(); std::pair<const float,MyTestPicker::TriangleIntersection> ps = *it; ...
CallContext:[\PickerModalLoop] “TeslaManage.exe”(Win32): 已卸载“C:\Windows\System32\msftedit.dll” onecoreuap\shell\windows.storage\drivfldr.cpp(1420)\windows.storage.dll!00007FFE1D3D099E: (caller: 00007FFE1D3194B2) ReturnHr(98) tid(102c) 8007000F 系统找不到指定的驱动器。
1> -- Installing: E:/OpenSourceGraph/osgearth_install20190829/include/osgEarth/Picker1> -- Installing: E:/OpenSourceGraph/osgearth_install20190829/include/osgEarth/PluginLoader1> -- Installing: E:/OpenSourceGraph/osgearth_install20190829/include/osgEarth/PointDrawable1> -- Installing: E:/Open...
CallContext:[\PickerModalLoop] “TeslaManage.exe”(Win32): 已卸载“C:\Windows\System32\msftedit.dll” onecoreuap\shell\windows.storage\drivfldr.cpp(1420)\windows.storage.dll!00007FFE1D3D099E: (caller: 00007FFE1D3194B2) ReturnHr(98) tid(102c) 8007000F 系统找不到指定的驱动器。