Hi,
works for me on Linux, OSG 1.2. I attach the whole file in case someone else
wants to try it.
Alberto
El Martes 05 Junio 2007, Thomas Giricz escribió:
> Hello,
>
> I'm trying to render a box in OpenSceneGraph, which should be very
> simple. However, I just don't get a box in my viewer and I can't seem
> to find the mistake.
>
> This is my code for the box:
>
> osg::Group* root = new osg::Group();
> osg::Box* cube = new osg::Box(osg::Vec3f(0.0f, 0.0f, 0.0f), 1.0f,
> 1.0f, 1.0f);
>
> osg::ShapeDrawable* cubeDrawable = new osg::ShapeDrawable(cube);
> osg::Geode* geode = new osg::Geode();
> if (!geode->addDrawable(cubeDrawable) ) {
> std::cerr << "Error adding drawable to geode" << std::endl;
> }
> if (!root->addChild(geode) ) {
> std::cerr << "Error adding geode to root" << std::endl;
> }
>
>
> To view this, I'm using osgProducer:
>
> osgProducer::Viewer viewer;
> viewer.setUpViewer(osgProducer::Viewer::STANDARD_SETTINGS);
> viewer.setSceneData(root);
> viewer.realize();
>
> while(!viewer.done()) {
> viewer.sync();
> viewer.update();
> viewer.frame();
> }
>
>
> At first I don't see anything in my viewer. When I search through the
> scene manually, I find something, but it is not a box. It looks like a
> plane or a part of a plane, which sometimes seems to be hidden behind
> something. When I move the scene, this object does not move
> constantly, but jumps from one position to the next.
>
> Where is the mistake? Is it a problem, that I did not associate a
> StateSet? Should I add a light source? Am I unable to use osgProducer?
> Or does the code work fine with you and I somehox got a corrupted
> version of OpenSceneGraph?
>
>
> Kind regards,
>
> Thomas
#include <osgDB/ReadFile>
#include <osg/ref_ptr>
#include <osgProducer/Viewer>
#include <osgDB/ReadFile>
#include <osg/Node>
#include <osg/Group>
#include <osg/ShapeDrawable>
#include <osg/MatrixTransform>
#include <osg/Matrix>
#include <osg/Vec3d>
#include <osgProducer/Viewer>
#include <osg/CameraNode>
#include <osg/DisplaySettings>
#include <Producer/CameraConfig>
#include <Producer/Camera>
int main()
{
osg::Group* root = new osg::Group();
osg::Box* cube = new osg::Box(osg::Vec3f(0.0f, 0.0f, 0.0f), 1.0f,
1.0f, 1.0f);
osg::ShapeDrawable* cubeDrawable = new osg::ShapeDrawable(cube);
osg::Geode* geode = new osg::Geode();
if (!geode->addDrawable(cubeDrawable) ) {
std::cerr << "Error adding drawable to geode" << std::endl;
}
if (!root->addChild(geode) ) {
std::cerr << "Error adding geode to root" << std::endl;
}
osgProducer::Viewer viewer;
viewer.setUpViewer(osgProducer::Viewer::STANDARD_SETTINGS);
viewer.setSceneData(root);
viewer.realize();
while(!viewer.done()) {
viewer.sync();
viewer.update();
viewer.frame();
}
}_______________________________________________
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