OpenSceneGraph/src/osg/CoordinateSystemNode.cpp

80 lines
2.3 KiB
C++

/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2003 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/CoordinateSystemNode>
#include <osg/Notify>
using namespace osg;
CoordinateSystemNode::CoordinateSystemNode()
{
}
CoordinateSystemNode::CoordinateSystemNode(const std::string& format, const std::string& cs):
_format(format),
_cs(cs)
{
}
CoordinateSystemNode::CoordinateSystemNode(const CoordinateSystemNode& csn,const osg::CopyOp& copyop):
Group(csn,copyop),
_format(csn._format),
_cs(csn._cs),
_ellipsoidModel(csn._ellipsoidModel)
{
}
void CoordinateSystemNode::set(const CoordinateSystemNode& csn)
{
_format = csn._format;
_cs = csn._cs;
_ellipsoidModel = csn._ellipsoidModel;
}
CoordinateFrame CoordinateSystemNode::computeLocalCoordinateFrame(const Vec3d& position) const
{
if (_ellipsoidModel.valid())
{
Matrixd localToWorld;
double latitude, longitude, height;
_ellipsoidModel->convertXYZToLatLongHeight(position.x(),position.y(),position.z(),latitude, longitude, height);
_ellipsoidModel->computeLocalToWorldTransformFromLatLongHeight(latitude, longitude, 0.0f, localToWorld);
osg::notify(osg::INFO)<<"lat="<<latitude<<"\tlong="<<longitude<<"\theight"<<height<<std::endl;
//_ellipsoidModel->computeLocalToWorldTransformFromXYZ(position.x(),position.y(),position.z(), localToWorld);
return localToWorld;
}
else
{
return Matrixd::translate(position.x(),position.y(),0.0f);
}
}
osg::Vec3d CoordinateSystemNode::computeLocalUpVector(const Vec3d& position) const
{
if (_ellipsoidModel.valid())
{
return _ellipsoidModel->computeLocalUpVector(position.x(),position.y(),position.z());
}
else
{
return osg::Vec3d(0.0f,0.0f,1.0f);
}
}