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Added option of passing a base mesh to Sphere for spherifying it

This commit is contained in:
Paolo Cignoni 2005-07-01 11:17:06 +00:00
parent bd4e3b01b0
commit 6bd92a9a1e
1 changed files with 11 additions and 5 deletions
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16
vcg/complex/trimesh/create/platonic.h
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@ -24,6 +24,9 @@
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$Log: not supported by cvs2svn $
Revision 1.3 2005/06/17 00:49:29 cignoni
Added missing Sphere function
Revision 1.2 2005/02/25 11:41:08 pietroni
Fixed bug in Square
@ -364,22 +367,25 @@ void Square(MeshType &in)
(*fi).V(0)=ivp[0]; (*fi).V(1)=ivp[2]; (*fi).V(2)=ivp[3];
}
// this function build a sphere starting from a possibly not empty mesh.
// if the mesh is not empty it is used as base for the subdivision process.
// this function build a sphere starting from a eventually not empty mesh.
// If the mesh is not empty it is 'spherified' and used as base for the subdivision process.
// otherwise an icosahedron is used.
template <class MESH_TYPE>
void Sphere(MESH_TYPE &in, const int subdiv = 3 )
{
if(in.vn==0 && in.fn==0) Icosahedron(in);
//in.ComputeBorderFlag();
MESH_TYPE::VertexIterator vi;
for(vi = in.vert.begin(); vi!=in.vert.end();++vi)
vi->P().Normalize();
tri::UpdateFlags<AMesh>::FaceBorderFromNone(in);
int lastsize = 0;
for(int i=0;i<subdiv;++i)
{
Refine<MESH_TYPE, MidPoint<MESH_TYPE> >(in,MidPoint<MESH_TYPE>(),0);
MESH_TYPE::VertexIterator vi;
for(vi = in.vert.begin()+lastsize;vi!=in.vert.end();++vi)
vi->P().Normalize();