Oops™ ... A bit too fast. Here is the right file :)
----- Mail original -----
De: "Sukender" <[email protected]>
À: "OpenSceneGraph Submissions" <[email protected]>
Envoyé: Jeudi 6 Mars 2014 11:19:37
Objet: [osg-submissions] Fixed compilation - double precision bounding spheres
Hi Robert,
Here is a tiny submission:
"
Fixed compilation when using double precision bounding spheres
"
Base revision = last one (dd2002b79cc, 2014-02-10)
Thank you!
Cheers,
--
Sukender
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/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2013 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#include <osg/Geode>
#include <osg/ScriptEngine>
#include <osg/Geometry>
#include <osg/MatrixTransform>
#include <osg/io_utils>
#include <osgGA/Widget>
#include <osgGA/EventVisitor>
#include <osgGA/GUIActionAdapter>
using namespace osgGA;
Widget::Widget():
_focusBehaviour(FOCUS_FOLLOWS_POINTER),
_hasEventFocus(false),
_graphicsInitialized(false)
{
setNumChildrenRequiringEventTraversal(1);
}
Widget::Widget(const Widget& widget, const osg::CopyOp& copyop):
osg::Group(),
_focusBehaviour(widget._focusBehaviour),
_hasEventFocus(false),
_graphicsInitialized(false)
{
setNumChildrenRequiringEventTraversal(1);
}
void Widget::setExtents(const osg::BoundingBoxf& bb)
{
_extents = bb;
}
void Widget::updateFocus(osg::NodeVisitor& nv)
{
osgGA::EventVisitor* ev = dynamic_cast<osgGA::EventVisitor*>(&nv);
osgGA::GUIActionAdapter* aa = ev ? ev->getActionAdapter() : 0;
if (ev && aa)
{
osgGA::EventQueue::Events& events = ev->getEvents();
for(osgGA::EventQueue::Events::iterator itr = events.begin();
itr != events.end();
++itr)
{
osgGA::GUIEventAdapter* ea = (*itr)->asGUIEventAdapter();
if (ea)
{
bool previousFocus = _hasEventFocus;
if (_focusBehaviour==CLICK_TO_FOCUS)
{
if (ea->getEventType()==osgGA::GUIEventAdapter::PUSH)
{
int numButtonsPressed = 0;
if (ea->getButtonMask()&osgGA::GUIEventAdapter::LEFT_MOUSE_BUTTON) ++numButtonsPressed;
if (ea->getButtonMask()&osgGA::GUIEventAdapter::MIDDLE_MOUSE_BUTTON) ++numButtonsPressed;
if (ea->getButtonMask()&osgGA::GUIEventAdapter::RIGHT_MOUSE_BUTTON) ++numButtonsPressed;
if (numButtonsPressed==1)
{
osgUtil::LineSegmentIntersector::Intersections intersections;
bool withinWidget = aa->computeIntersections(*ea, nv.getNodePath(), intersections);
if (withinWidget) _hasEventFocus = true;
else _hasEventFocus = false;
}
}
}
else if (_focusBehaviour==FOCUS_FOLLOWS_POINTER)
{
bool checkWithinWidget = false;
if (!_hasEventFocus)
{
checkWithinWidget = (ea->getEventType()!=osgGA::GUIEventAdapter::FRAME) && ea->getButtonMask()==0;
}
else
{
// if mouse move or mouse release check to see if mouse still within widget to retain focus
if (ea->getEventType()==osgGA::GUIEventAdapter::MOVE)
{
checkWithinWidget = true;
}
else if (ea->getEventType()==osgGA::GUIEventAdapter::RELEASE)
{
// if no buttons pressed then check
if (ea->getButtonMask()==0) checkWithinWidget = true;
}
}
if (checkWithinWidget)
{
osgUtil::LineSegmentIntersector::Intersections intersections;
bool withinWidget = aa->computeIntersections(*ea, nv.getNodePath(), intersections);
_hasEventFocus = withinWidget;
}
}
if (previousFocus != _hasEventFocus)
{
if (_hasEventFocus)
{
enter();
#if 0
if (view->getCameraManipulator())
{
view->getCameraManipulator()->finishAnimation();
view->requestContinuousUpdate( false );
}
#endif
}
else
{
leave();
}
}
}
}
}
}
void Widget::setHasEventFocus(bool focus)
{
if (_hasEventFocus == focus) return;
_hasEventFocus = focus;
if (_hasEventFocus) enter();
else leave();
}
bool Widget::getHasEventFocus() const
{
return _hasEventFocus;
}
void Widget::enter()
{
osg::CallbackObject* co = osg::getCallbackObject(this, "enter");
if (co)
{
co->run(this);
}
else
{
enterImplementation();
}
}
void Widget::enterImplementation()
{
OSG_NOTICE<<"enter()"<<std::endl;
}
void Widget::leave()
{
osg::CallbackObject* co = osg::getCallbackObject(this, "leave");
if (co)
{
co->run(this);
}
else
{
leaveImplementation();
}
}
void Widget::leaveImplementation()
{
OSG_NOTICE<<"leave()"<<std::endl;
}
void Widget::traverse(osg::NodeVisitor& nv)
{
osg::CallbackObject* co = osg::getCallbackObject(this, "traverse");
if (co)
{
// currently lua scripting takes a ref count so messes up handling of NodeVisitor's created on stack,
// so don't attempt to call the sctipt.
if (nv.referenceCount()==0)
{
traverseImplementation(nv);
return;
}
osg::Parameters inputParameters, outputParameters;
inputParameters.push_back(&nv);
co->run(this, inputParameters, outputParameters);
}
else
{
traverseImplementation(nv);
}
}
void Widget::traverseImplementation(osg::NodeVisitor& nv)
{
if (!_graphicsInitialized && nv.getVisitorType()!=osg::NodeVisitor::CULL_VISITOR) createGraphics();
osgGA::EventVisitor* ev = dynamic_cast<osgGA::EventVisitor*>(&nv);
if (ev)
{
updateFocus(nv);
if (getHasEventFocus())
{
// signify that event has been taken by widget with focus
ev->setEventHandled(true);
osgGA::EventQueue::Events& events = ev->getEvents();
for(osgGA::EventQueue::Events::iterator itr = events.begin();
itr != events.end();
++itr)
{
handle(ev, itr->get());
(*itr)->setHandled(true);
}
}
}
else
{
osg::Group::traverse(nv);
}
}
bool Widget::handle(osgGA::EventVisitor* ev, osgGA::Event* event)
{
osg::CallbackObject* co = osg::getCallbackObject(this, "handle");
if (co)
{
// currently lua scripting takes a ref count so messes up handling of NodeVisitor's created on stack,
// so don't attempt to call the sctipt.
if (ev->referenceCount()==0)
{
return handleImplementation(ev, event);
}
osg::Parameters inputParameters, outputParameters;
inputParameters.push_back(ev);
inputParameters.push_back(event);
return co->run(this, inputParameters, outputParameters) && outputParameters.size()>=1;
}
else
{
return handleImplementation(ev, event);
}
}
bool Widget::handleImplementation(osgGA::EventVisitor* ev, osgGA::Event* event)
{
return false;
}
bool Widget::computePositionInLocalCoordinates(osgGA::EventVisitor* ev, osgGA::GUIEventAdapter* event, osg::Vec3& localPosition) const
{
osgGA::GUIActionAdapter* aa = ev ? ev->getActionAdapter() : 0;
osgUtil::LineSegmentIntersector::Intersections intersections;
if (aa && aa->computeIntersections(*event, ev->getNodePath(), intersections))
{
localPosition = intersections.begin()->getLocalIntersectPoint();
return (_extents.contains(localPosition, 1e-6));
}
else
{
return false;
}
}
void Widget::createGraphics()
{
osg::CallbackObject* co = osg::getCallbackObject(this, "createGraphics");
if (co)
{
co->run(this);
}
else
{
createGraphicsImplementation();
}
}
void Widget::createGraphicsImplementation()
{
_graphicsInitialized = true;
}
osg::BoundingSphere Widget::computeBound() const
{
#ifdef OSG_USE_FLOAT_BOUNDINGSPHERE
return osg::BoundingSphere(_extents);
#else
return osg::BoundingSphere(osg::BoundingBoxd(osg::Vec3d(_extents._min), osg::Vec3d(_extents._max))); // BoundinfBoxf to BoundingSphered
#endif
}
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