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added a few testing methods (IsTriOnly, IsQuadOnly, IsTriQuadOnly)

This commit is contained in:
mtarini 2012-07-20 13:50:08 +00:00
parent a5bec5b623
commit 15665c15ef
1 changed files with 44 additions and 3 deletions
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47
vcg/complex/algorithms/bitquad_creation.h
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@ -48,6 +48,12 @@ void MakeBitTriOnly(MeshType &m)
int SplitNonFlatQuads(MeshType &m, ScalarType toleranceDeg=0){ int SplitNonFlatQuads(MeshType &m, ScalarType toleranceDeg=0){
- as above, but splits only non flat quads - as above, but splits only non flat quads
TESTING METHODS:
bool IsTriOnly(const MeshType &m); // only triangles
bool IsQuadOnly(const MeshType &m); // only quads
bool IsTriQuadOnly(const MeshType &m); // only quads or triangles
(more info in comments before each method) (more info in comments before each method)
*/ */
@ -70,6 +76,7 @@ typedef typename MeshType::FaceType* FaceTypeP;
typedef typename MeshType::VertexType VertexType; typedef typename MeshType::VertexType VertexType;
typedef typename MeshType::FaceIterator FaceIterator; typedef typename MeshType::FaceIterator FaceIterator;
typedef typename MeshType::VertexIterator VertexIterator; typedef typename MeshType::VertexIterator VertexIterator;
typedef typename MeshType::ConstFaceIterator ConstFaceIterator;
typedef BitQuad<MeshType> BQ; // static class to make basic quad operations typedef BitQuad<MeshType> BQ; // static class to make basic quad operations
@ -318,9 +325,9 @@ static bool MakeBitTriQuadConventional(MeshType &/*m*/){
} }
/* returns true if mesh is a "conventional" quad mesh. /* returns true if mesh is a "conventional" quad mesh.
I.e. if it is all quads, with third edge faux fora all triangles*/ I.e. if it is all quads, with third edge faux for all triangles*/
static bool IsBitTriQuadConventional(MeshType &m){ static bool IsBitTriQuadConventional(const MeshType &m){
for (FaceIterator fi = m.face.begin(); fi!=m.face.end(); fi++) if (!fi->IsD()) { for (ConstFaceIterator fi = m.face.begin(); fi!=m.face.end(); fi++) if (!fi->IsD()) {
if (fi->IsAnyF()) if (fi->IsAnyF())
if ( (fi->Flags() & FaceType::FAUX012 ) != FaceType::FAUX2 ) { if ( (fi->Flags() & FaceType::FAUX012 ) != FaceType::FAUX2 ) {
return false; return false;
@ -328,6 +335,40 @@ static bool IsBitTriQuadConventional(MeshType &m){
} }
return true; return true;
} }
/* returns true if mesh is a pure tri-mesh. (no faux edges) */
static bool IsTriOnly(const MeshType &m){
for (ConstFaceIterator fi = m.face.begin(); fi!=m.face.end(); fi++) if (!fi->IsD()) {
if (fi->IsAnyF()) return false;
}
return true;
}
/* returns true if mesh is a pure quad-mesh. */
static bool IsQuadOnly(const MeshType &m){
for (ConstFaceIterator fi = m.face.begin(); fi!=m.face.end(); fi++) if (!fi->IsD()) {
int count = 0;
if (fi->IsF(0)) count++;
if (fi->IsF(1)) count++;
if (fi->IsF(2)) count++;
if (count!=1) return false;
}
return true;
}
/* returns true if mesh has only tris and quads (no penta etc) */
static bool IsTriQuadOnly(const MeshType &m){
for (ConstFaceIterator fi = m.face.begin(); fi!=m.face.end(); fi++) if (!fi->IsD()) {
int count = 0;
if (fi->IsF(0)) count++;
if (fi->IsF(1)) count++;
if (fi->IsF(2)) count++;
if (count>1) return false;
}
return true;
}
static void CopyTopology(FaceType *fnew, FaceType * fold) static void CopyTopology(FaceType *fnew, FaceType * fold)
{ {
fnew->FFp(0)=fold->FFp(0); fnew->FFi(0)=fold->FFi(0); fnew->FFp(0)=fold->FFp(0); fnew->FFi(0)=fold->FFi(0);