FGFS-4.1/OpenSceneGraph
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Added enabling of the stencil buffer when setting up ShadowVolume path

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This commit is contained in:
Robert Osfield
2007-02-16 06:39:23 +00:00
parent edf050842a
commit e096a5f44a
1 changed files with 6 additions and 5 deletions
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11
examples/osgshadowtexture/osgshadowtexture.cpp
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@@ -135,7 +135,7 @@ osg::Node* createMovingModel(const osg::Vec3& center, float radius)
positioned->addChild(cessna);
osg::MatrixTransform* xform = new osg::MatrixTransform;
//xform->setUpdateCallback(new osg::AnimationPathCallback(animationPath,0.0f,2.0));
xform->setUpdateCallback(new osg::AnimationPathCallback(animationPath,0.0f,2.0));
xform->addChild(positioned);
model->addChild(xform);
@@ -159,8 +159,11 @@ osg::Node* createModel(osg::ArgumentParser& arguments)
// the shadowed model
osg::Node* shadowed = createBase(center-osg::Vec3(0.0f,0.0f,radius*0.25),radius);
if (arguments.read("--osgShadow"))
if (arguments.read("--sv"))
{
// hint to tell viewer to request stencil buffer when setting up windows
osg::DisplaySettings::instance()->setMinimumNumStencilBits(8);
osgShadow::ShadowedScene* shadowedScene = new osgShadow::ShadowedScene;
osg::ref_ptr<osgShadow::ShadowVolume> shadowVolume = new osgShadow::ShadowVolume;
@@ -168,9 +171,7 @@ osg::Node* createModel(osg::ArgumentParser& arguments)
shadowVolume->setDynamicShadowVolumes(true);
osg::ref_ptr<osg::LightSource> ls = new osg::LightSource;
ls->getLight()->setPosition(osg::Vec4(0,1,1,0.0));
ls->getLight()->setAmbient(osg::Vec4(0.0,0.0,1.0,1.0));
ls->getLight()->setDiffuse(osg::Vec4(0.0,1.0,0.0,1.0));
ls->getLight()->setPosition(osg::Vec4(lightPosition,1.0));
shadowedScene->addChild(shadower);
shadowedScene->addChild(shadowed);