Hi Davide,
On Tue, 2006-07-04 at 12:34 +0200, [EMAIL PROTECTED] wrote:
> Hi everybody,
> I'm attempting to add shadows to a scene with the following code using a
> ShadowMapViewport & a PassiveWindow.
>
> ShadowMapViewportPtr svp = ShadowMapViewport::create();
> GradientBackgroundPtr gbg = GradientBackground::create();
> beginEditCP(gbg);
> gbg->addLine(Color3f(0.7, 0.7, 0.8), 0);
> gbg->addLine(Color3f(0.0, 0.1, 0.3), 1);
> endEditCP(gbg);
>
> TransformPtr point1_trans;
> PointLightPtr _point1_core;
> NodePtr point1 = makeCoredNode<PointLight>(&_point1_core);
>
> // Shadow viewport
> beginEditCP(svp);
> svp->setBackground(gbg);
> svp->setRoot(m_Mgr->getRoot());
> svp->setSize(0,0,1,1);
> svp->setOffFactor(5.4);
> svp->setOffBias(10);
> svp->setShadowColor(Color4f(0.2, 0.2, 0.2, 1.0));
> svp->setMapSize(1024);
> // you can add the light sources here, as default all light source in
> // the scenegraph are used.
> svp->getLightNodes().push_back(point1);
> endEditCP(svp);
>
> beginEditCP(m_Pwin);//Window
> m_Pwin->replacePort(0, svp);
> endEditCP(m_Pwin);
>
> beginEditCP(svp);//Viewport
> svp->setCamera(m_Mgr->getCamera());
> endEditCP(svp);
>
> m_Mgr->turnHeadlightOff();
> NodePtr point1_beacon = makeCoredNode<Transform>(&point1_trans);
> beginEditCP(point1_trans);
> point1_trans->getMatrix().setTranslate(-150.0, 50.0, 0.0);
> endEditCP(point1_trans);
>
> beginEditCP(_point1_core);
> _point1_core->setAmbient(0.45,0.45,0.45,1);
> _point1_core->setDiffuse(0.5,0.5,0.5,1);
> _point1_core->setSpecular(0.0,0.0,0.0,1);
> _point1_core->setBeacon(point1_beacon);
> _point1_core->setOn(true);
> endEditCP(_point1_core);
>
> NodePtr n=m_Mgr->getRoot();
> beginEditCP(point1);
> point1->addChild(n); // was point2
> endEditCP(point1);
>
> m_Mgr->setRoot(point1);
>
> -------------------------------
> now, first problem: when I launch the program, I set a simple root geometry
> and then add the shadowviewport, but the object is always black.
> second problem: when I click on the passivewindow the program crashes in an
> OpenSG dll.
> Where are the bugs?
Sorry, no clue. Can you put this into a Tutorial-style program that we
can use to reproduce it?
Thanks
Dirk
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