FGFS-4.1/OpenSceneGraph
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Beginning of crease angle support for SmoothingVisitor to all it duplicate vertices are creases

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thus enabling separate normals for triangles adjacent to the creases.
This commit is contained in:
Robert Osfield
2010-07-30 19:39:38 +00:00
parent a71877bf2f
commit 075b1b769c
3 changed files with 276 additions and 18 deletions
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11
examples/osgtext3D/osgtext3D.cpp
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@@ -392,12 +392,18 @@ int main(int argc, char** argv)
if (!font) return 1;
OSG_NOTICE<<"Read font "<<fontFile<<" font="<<font.get()<<std::endl;
bool useTessellator = false;
bool useTessellator = true;
while(arguments.read("-t") || arguments.read("--tessellate")) { useTessellator = true; }
while(arguments.read("--no-tessellate")) { useTessellator = false; }
float thickness = 5.0;
while(arguments.read("--thickness",thickness)) {}
float creaseAngle = 10.0f;
while(arguments.read("--crease-angle",creaseAngle)) {}
OSG_NOTICE<<"creaseAngle="<<creaseAngle<<std::endl;
osg::ref_ptr<osg::Group> group = new osg::Group;
osg::Vec3 position;
@@ -432,7 +438,8 @@ int main(int argc, char** argv)
{
geode->addDrawable(bevel);
osgUtil::SmoothingVisitor smoother;
smoother.smooth(*bevel);
smoother.setCreaseAngle(osg::DegreesToRadians(creaseAngle));
geode->accept(smoother);
}
osg::Geometry* face = getGeometryComponent(face_and_bevel, false);