FGFS-4.1/OpenSceneGraph
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From Mahai Radu, improvements to handling of spotlights

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This commit is contained in:
Robert Osfield
2007-10-03 12:48:23 +00:00
parent c40f395e22
commit b3ecb8f38f
2 changed files with 56 additions and 9 deletions
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6
examples/osgshadow/osgshadow.cpp
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@@ -690,7 +690,7 @@ int main(int argc, char** argv)
if (postionalLight)
{
lightpos.set(bb.center().x(), bb.center().y(), bb.zMax() + bb.radius() ,1.0f);
lightpos.set(bb.center().x(), bb.center().y(), bb.zMax() + bb.radius()*2.0f ,1.0f);
}
else
{
@@ -729,7 +729,7 @@ int main(int argc, char** argv)
osg::Vec3 lightdir = center - osg::Vec3(lightpos.x(), lightpos.y(), lightpos.z());
lightdir.normalize();
ls->getLight()->setDirection(lightdir);
ls->getLight()->setSpotCutoff(30.0f);
ls->getLight()->setSpotCutoff(25.0f);
//set the LightSource, only for checking, there is only 1 light in the scene
dynamic_cast<osgShadow::ShadowMap*>(shadowedScene->getShadowTechnique())->setLight(ls.get());
@@ -782,7 +782,7 @@ int main(int argc, char** argv)
float t = viewer.getFrameStamp()->getSimulationTime();
if (postionalLight)
{
lightpos.set(bb.center().x()+sinf(t)*bb.radius(), bb.center().y() + cosf(t)*bb.radius(), bb.zMax() + bb.radius()*2.0f ,1.0f);
lightpos.set(bb.center().x()+sinf(t)*bb.radius(), bb.center().y() + cosf(t)*bb.radius(), bb.zMax() + bb.radius()*3.0f ,1.0f);
}
else
{