Added OrientedDisk creation method. and a missing "clear()"

This commit is contained in:
Paolo Cignoni 2012-02-09 17:50:38 +00:00
parent 790cf5d7ef
commit d331cf7f60
1 changed files with 16 additions and 0 deletions

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@ -721,9 +721,11 @@ void FaceGrid(MeshType & in, const std::vector<int> &grid, int w, int h)
}
}
template <class MeshType>
void Disk(MeshType & m, int slices)
{
m.Clear();
typename MeshType::VertexIterator vi = vcg::tri::Allocator<MeshType>::AddVertices(m,slices+1);
(*vi).P() = typename MeshType::CoordType(0,0,0);
++vi;
@ -749,6 +751,20 @@ void Disk(MeshType & m, int slices)
}
}
template <class MeshType>
void OrientedDisk(MeshType &m, int slices, Point3f center, Point3f norm, float radius)
{
Disk(m,slices);
tri::UpdatePosition<MeshType>::Scale(m,radius);
float angleRad = Angle(Point3f(0,0,1),norm);
Point3f axis = Point3f(0,0,1)^norm;
Matrix44f rotM;
rotM.SetRotateRad(angleRad,axis);
tri::UpdatePosition<MeshType>::Matrix(m,rotM);
tri::UpdatePosition<MeshType>::Translate(m,center);
}
template <class MeshType>
void Cylinder(int slices, int stacks, MeshType & m){