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corrected an ugly bug in the testfaceface 

(note that it still assert for non 2manif meshes...)
This commit is contained in:
Paolo Cignoni 2010-03-26 22:53:31 +00:00
parent 0165f918f1
commit b2e4c6cf80
1 changed files with 20 additions and 19 deletions
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39
vcg/complex/trimesh/update/topology.h
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@ -447,32 +447,33 @@ static void TestVertexFace(MeshType &m)
}
}
/// \brief Test correctness of FFtopology
/// \brief Test correctness of FFtopology (only for 2Manifold Meshes!)
static void TestFaceFace(MeshType &m)
{
if(!m.HasFFTopology()) return;
FaceIterator Fi;
for(Fi=m.face.begin();Fi!=m.face.end();++Fi)
for(FaceIterator fi=m.face.begin();fi!=m.face.end();++fi)
{
if (!Fi->IsD())
if (!fi->IsD())
{
for (int i=0;i<(*Fi).VN();i++)
for (int i=0;i<(*fi).VN();i++)
{
FaceType *f=Fi->FFp(i);
int e=Fi->FFi(i);
//invariant property of fftopology
assert(f->FFp(e)=&(*Fi));
// Test that the two faces shares the same edge
VertexPointer v0= Fi->V0(i);
VertexPointer v1= Fi->V1(i);
assert( (f->V0(e)==v0) || (f->V1(e)==v0) );
assert( (f->V0(e)==v1) || (f->V1(e)==v1) );
// Old unreadable test
// assert(((f->V(e) == Fi->V(i))&&(f->V((e+1)%3)==Fi->V((i+1)%3)))||
// ((f->V(e)==Fi->V((i+1)%3))&&(f->V((e+1)%3)==Fi->V(i))));
FaceType *ffpi=fi->FFp(i);
int e=fi->FFi(i);
//invariant property of FF topology for two manifold meshes
assert(ffpi->FFp(e) == &(*fi));
assert(ffpi->FFi(e) == i);
// Test that the two faces shares the same edge
// Vertices of the i-th edges of the first face
VertexPointer v0i= fi->V0(i);
VertexPointer v1i= fi->V1(i);
// Vertices of the corresponding edge on the other face
VertexPointer ffv0i= ffpi->V0(e);
VertexPointer ffv1i= ffpi->V1(e);
assert( (ffv0i==v0i) || (ffv0i==v1i) );
assert( (ffv1i==v0i) || (ffv1i==v1i) );
}
}