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added in the Append::Mesh function the possibility of copying also unreferenced vertices (indispensable for point sets!)

This commit is contained in:
Paolo Cignoni 2009-04-04 16:58:21 +00:00
parent 3bf343c31b
commit e702547041
1 changed files with 19 additions and 1 deletions
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20
vcg/complex/trimesh/append.h
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@ -92,11 +92,29 @@ static void ImportFace(MeshLeft &ml, MeshRight &mr, FaceLeft &fl, const FaceRigh
}
}
static void Mesh(MeshLeft& ml, MeshRight& mr, const bool selected = false)
// Append Right Mesh to the Left Mesh
// Append::Mesh(ml, mr) is equivalent to ml += mr.
// Note MeshRigth could be costant...
static void Mesh(MeshLeft& ml, MeshRight& mr, const bool selected = false, const bool copyUnrefFlag=false)
{
// remap[i] keep where the position of where the i-th vertex of meshright has landed in meshleft
std::vector<int> remap(mr.vert.size(),-1);
if(copyUnrefFlag) // copy ALL the vertices of MR onto ML
{
VertexIteratorRight vi;
for(vi=mr.vert.begin();vi!=mr.vert.end();++vi)
{
int vind=Index(mr,*vi);
if(remap[vind]==-1)
{
VertexIteratorLeft vp;
vp=Allocator<MeshLeft>::AddVertices(ml,1);
(*vp).ImportLocal(*(vi));
remap[vind]=Index(ml,*vp);
}
}
}
// first loop to find the referenced vertices and copy them preparing the remap vector
FaceIteratorRight fi;
int FaceToAdd=0;