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Removed old cursor code

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This commit is contained in:
Robert Osfield 2013-08-09 07:38:32 +00:00
parent 93ebfd6217
commit ef88a54125
1 changed files with 2 additions and 159 deletions
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161
applications/present3D/present3D.cpp
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@ -149,161 +149,6 @@ private:
};
class FollowMouseCallback: public osgGA::GUIEventHandler
{
public:
FollowMouseCallback():
_mousePostition(0.5,0.5) {}
virtual bool handle(const osgGA::GUIEventAdapter& ea,osgGA::GUIActionAdapter& aa, osg::Object* object, osg::NodeVisitor* nv)
{
osg::AutoTransform* transform = dynamic_cast<osg::AutoTransform*>(object);
if (!transform) return false;
osg::NotifySeverity level = osg::INFO;
switch(ea.getEventType())
{
case(osgGA::GUIEventAdapter::PUSH):
case(osgGA::GUIEventAdapter::RELEASE):
case(osgGA::GUIEventAdapter::MOVE):
case(osgGA::GUIEventAdapter::DRAG):
osg::notify(level)<<std::endl<<"ea.getGraphicsContext()="<<ea.getGraphicsContext()<<std::endl;
osg::notify(level)<<"ea.getWindowWidth()="<<ea.getWindowWidth()<<std::endl;
osg::notify(level)<<"ea.getWindowHeight()="<<ea.getWindowHeight()<<std::endl;
osg::notify(level)<<"ea.getX()="<<ea.getX()<<std::endl;
osg::notify(level)<<"ea.getXin()="<<ea.getXmin()<<std::endl;
osg::notify(level)<<"ea.getXmax()="<<ea.getXmax()<<std::endl;
osg::notify(level)<<"ea.getY()="<<ea.getY()<<std::endl;
osg::notify(level)<<"ea.getYin()="<<ea.getYmin()<<std::endl;
osg::notify(level)<<"ea.getYmax()="<<ea.getYmax()<<std::endl;
_mousePostition.set(ea.getXnormalized(), ea.getYnormalized());
#if 1
if (ea.getNumPointerData()>=1)
{
const osgGA::PointerData* pd = ea.getPointerData(ea.getNumPointerData()-1);
osg::Camera* camera = dynamic_cast<osg::Camera*>(pd->object.get());
OSG_NOTICE<<"Camera "<<camera<<", xNormalized() = "<<pd->getXnormalized()<<", yNormalized() = "<<pd->getYnormalized()<<std::endl;
_mousePostition.set(pd->getXnormalized(), pd->getYnormalized());
_camera = camera;
}
#endif
break;
case(osgGA::GUIEventAdapter::FRAME):
{
if (_camera.valid())
{
osg::Matrix VP = _camera->getViewMatrix() * _camera->getProjectionMatrix();
osg::Matrix inverse_VP;
inverse_VP.invert(VP);
osg::Vec3d start_eye(_mousePostition.x(), _mousePostition.y(), 0.0);
osg::Vec3d end_eye(_mousePostition.x(), _mousePostition.y(), 1.0);
osg::Vec3d start_world = start_eye * inverse_VP;
osg::Vec3d end_world = start_eye * inverse_VP;
OSG_NOTICE<<"start_world="<<start_world<<std::endl;
OSG_NOTICE<<"end_world="<<end_world<<std::endl;
if (end_world.valid()) transform->setPosition(end_world);
}
#if 0
osgViewer::View* view = dynamic_cast<osgViewer::View*>(&aa);
osg::Camera* camera = view->getCamera();
osg::Matrix VP = camera->getViewMatrix() * camera->getProjectionMatrix();
osg::Matrix inverse_VP;
inverse_VP.invert(VP);
osg::Vec3d start_eye(_mousePostition.x(), _mousePostition.y(), 0.0);
osg::Vec3d end_eye(_mousePostition.x(), _mousePostition.y(), 1.0);
osg::Vec3d start_world = start_eye * inverse_VP;
osg::Vec3d end_world = start_eye * inverse_VP;
osg::notify(level)<<"start_world="<<start_world<<std::endl;
osg::notify(level)<<"end_world="<<end_world<<std::endl;
if (end_world.valid()) transform->setPosition(end_world);
else
{
OSG_NOTICE<<"Ignoring invalid end_world position"<<std::endl;
}
#endif
break;
}
case(osgGA::GUIEventAdapter::KEYDOWN):
{
if (ea.getKey()=='c')
{
for(unsigned int i=0; i< transform->getNumChildren(); ++i)
{
osg::Node* node = transform->getChild(i);
node->setNodeMask(
node->getNodeMask()!=0 ?
0 :
0xffffff);
}
}
break;
}
default:
break;
}
return false;
}
virtual void accept(osgGA::GUIEventHandlerVisitor& v)
{
v.visit(*this);
}
osg::Vec2d _mousePostition;
osg::observer_ptr<osg::Camera> _camera;
};
osg::Node* createCursorSubgraph(const std::string& filename, float size)
{
osg::Geode* geode = new osg::Geode;
size = 20.0f;
osg::Geometry* geom = osg::createTexturedQuadGeometry(osg::Vec3(-size*0.5f,-size*0.5f,0.0f),osg::Vec3(size,0.0f,0.0f),osg::Vec3(0.0f,size,0.0f));
geom->getOrCreateStateSet()->setMode(GL_LIGHTING, osg::StateAttribute::OFF);
osg::Image* image = osgDB::readImageFile(osgDB::findDataFile(filename));
if (image)
{
osg::StateSet* stateset = geom->getOrCreateStateSet();
stateset->setTextureAttributeAndModes(0, new osg::Texture2D(image),osg::StateAttribute::ON|osg::StateAttribute::PROTECTED);
stateset->setMode(GL_BLEND,osg::StateAttribute::ON|osg::StateAttribute::PROTECTED);
// stateset->setMode(GL_DEPTH_TEST,osg::StateAttribute::OFF);
stateset->setRenderBinDetails(1000, "DepthSortedBin");
}
geode->addDrawable(geom);
osg::AutoTransform* transform = new osg::AutoTransform;
transform->setAutoRotateMode(osg::AutoTransform::ROTATE_TO_CAMERA);
transform->setAutoScaleToScreen(true);
transform->addChild(geode);
transform->setEventCallback(new FollowMouseCallback());
return transform;
}
enum P3DApplicationType
{
@ -332,12 +177,10 @@ void processLoadedModel(osg::ref_ptr<osg::Node>& loadedModel, int optimizer_opti
{
osg::ref_ptr<osg::Group> group = new osg::Group;
group->addChild(loadedModel.get());
#if 1
OSG_NOTICE<<"Creating Cursor"<<std::endl;
group->addChild(new osgPresentation::Cursor(cursorFileName, 20.0f));
#else
group->addChild(createCursorSubgraph(cursorFileName, 20.0f));
#endif
loadedModel = group;
}
}