FGFS-4.1/OpenSceneGraph
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Added View::computeIntersection implementation for a node withing a scene graph.

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This commit is contained in:
Robert Osfield
2007-01-10 10:09:05 +00:00
parent 4d4b342e97
commit 4954262eb0
8 changed files with 69 additions and 106 deletions
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9
include/osgViewer/View
View File

@@ -64,12 +64,8 @@ class OSGVIEWER_EXPORT View : public osg::View, public osgGA::GUIActionAdapter
* directly on to the computeIntersections method. */
bool computeIntersections(float x,float y, osgUtil::LineSegmentIntersector::Intersections& intersections,osg::Node::NodeMask traversalMask = 0xffffffff);
/** Compute intersections between a ray through the specified master cameras window/eye coords and a specified node.
* Note, when a master cameras has slaves and no viewport itself its coordinate frame will be in clip space i.e. -1,-1 to 1,1,
* while if its has a viewport the coordintates will be relative to its viewport dimensions.
* Mouse events handled by the view will automatically be attached into the master camera window/clip coords so can be passed
* directly on to the computeIntersections method. */
bool computeIntersections(float x,float y, osg::Node* node, osgUtil::LineSegmentIntersector::Intersections& intersections,osg::Node::NodeMask traversalMask = 0xffffffff);
/** Compute intersections between a ray through the specified master cameras window/eye coords and a specified nodePath's subgraph. */
bool computeIntersections(float x,float y, osg::NodePath& nodePath, osgUtil::LineSegmentIntersector::Intersections& intersections,osg::Node::NodeMask traversalMask = 0xffffffff);
virtual void requestRedraw();
@@ -91,7 +87,6 @@ class OSGVIEWER_EXPORT View : public osg::View, public osgGA::GUIActionAdapter
typedef std::map<osg::ref_ptr<osg::Camera>, osg::ref_ptr<osgUtil::SceneView> > CameraSceneViewMap;
CameraSceneViewMap _cameraSceneViewMap;
};
}