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added PerMeshAttribute

This commit is contained in:
ganovelli 2008-06-23 14:18:13 +00:00
parent 86c880176d
commit db1c99cdf9
2 changed files with 90 additions and 9 deletions
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55
vcg/complex/trimesh/allocate.h
View File

@ -682,6 +682,61 @@ public:
m.face_attr.erase(i); m.face_attr.erase(i);
} }
/// Per Mesh Attributes
template <class ATTR_TYPE>
static
typename MeshType::template PerMeshAttributeHandle<ATTR_TYPE>
AddPerMeshAttribute( MeshType & m, std::string name){
HWIte i;
HandlesWrapper h;
h._name = name;
if(!name.empty()){
i = m.mesh_attr.find(h);
assert(i ==m.mesh_attr.end() );// an attribute with this name exists
}
h._handle = (void*) new Attribute<ATTR_TYPE>();
std::pair < HandlesIterator , bool> res = m.mesh_attr.insert(h);
return typename MeshType::template PerMeshAttributeHandle<ATTR_TYPE>(res.first->_handle);
}
template <class ATTR_TYPE>
static
typename MeshType::template PerMeshAttributeHandle<ATTR_TYPE>
GetPerMeshAttribute( const MeshType & m, const std::string & name){
assert(!name.empty());
HandlesWrapper h1; h1._name = name;
typename std::set<HandlesWrapper > ::const_iterator i;
i =m.mesh_attr.find(h1);
if(i!=m.mesh_attr.end())
return typename MeshType::template PerMeshAttributeHandle<ATTR_TYPE>((*i)._handle);
else
return typename MeshType:: template PerMeshAttributeHandle<ATTR_TYPE>(NULL);
}
template <class ATTR_TYPE>
static
void
DeletePerMeshAttribute( MeshType & m,typename MeshType::template PerMeshAttributeHandle<ATTR_TYPE> & h){
typename std::set<HandlesWrapper > ::iterator i;
for( i = m.mesh_attr.begin(); i != m.mesh_attr.end(); ++i)
if( (*i)._handle == h._handle ){
delete (( Attribute<ATTR_TYPE> *)(*i)._handle);
m.mesh_attr.erase(i);
return;}
assert(0);
}
template <class ATTR_TYPE >
static
void DeletePerMeshAttribute( MeshType & m, std::string name){
HandlesIterator i;
HandlesWrapper h1; h1._name = name;
i = m.mesh_attr.find(h1);
assert(i!=m.mesh_attr.end());
delete ((Attribute<ATTR_TYPE> *)(*i)._handle);
m.mesh_attr.erase(i);
}
}; // end class }; // end class

44
vcg/complex/trimesh/base.h
View File

@ -222,9 +222,17 @@ class TriMesh{
ATTR_TYPE & operator [](const RefType & i){return (*_handle)[i];} ATTR_TYPE & operator [](const RefType & i){return (*_handle)[i];}
}; };
template <class ATTR_TYPE>
class PerMeshAttributeHandle{
public:
PerMeshAttributeHandle(void *ah):_handle ( (Attribute<ATTR_TYPE> *)ah ){}
Attribute<ATTR_TYPE> * _handle;
ATTR_TYPE & operator ()(){ return *((Attribute<ATTR_TYPE> *)_handle)->attribute;}
};
std::set< HandlesWrapper> vert_attr; std::set< HandlesWrapper > vert_attr;
std::set< HandlesWrapper> face_attr; std::set< HandlesWrapper > face_attr;
std::set< HandlesWrapper > mesh_attr;
/// La camera /// La camera
Camera<ScalarType> camera; // intrinsic Camera<ScalarType> camera; // intrinsic
@ -261,17 +269,26 @@ public:
delete ((SimpleTempDataBase<VertContainer>*)(*i)._handle); delete ((SimpleTempDataBase<VertContainer>*)(*i)._handle);
for( i = face_attr.begin(); i != face_attr.end(); ++i) for( i = face_attr.begin(); i != face_attr.end(); ++i)
delete ((SimpleTempDataBase<FaceContainer>*)(*i)._handle); delete ((SimpleTempDataBase<FaceContainer>*)(*i)._handle);
for( i = mesh_attr.begin(); i != mesh_attr.end(); ++i)
delete ((AttributeBase*)(*i)._handle);
} }
inline int MemUsed() const int Mem(const int & nv, const int & nf) const {
{ typename std::set< HandlesWrapper>::const_iterator i;
return sizeof(MeshType)+sizeof(VertexType)*vert.size()+sizeof(FaceType)*face.size(); int size = 0;
} size += sizeof(TriMesh)+sizeof(VertexType)*nv+sizeof(FaceType)*nf;
inline int MemNeeded() const for( i = vert_attr.begin(); i != vert_attr.end(); ++i)
{ size += ((SimpleTempDataBase<VertContainer>*)(*i)._handle)->SizeOf()*nv;
return sizeof(MeshType)+sizeof(VertexType)*vn+sizeof(FaceType)*fn; for( i = face_attr.begin(); i != face_attr.end(); ++i)
size += ((SimpleTempDataBase<FaceContainer>*)(*i)._handle)->SizeOf()*nf;
for( i = mesh_attr.begin(); i != mesh_attr.end(); ++i)
size += ((AttributeBase*)(*i)._handle)->SizeOf();
return size;
} }
int MemUsed() const {return Mem(vert.size(),face.size());}
inline int MemNeeded() const {return Mem(vn,fn);}
@ -459,6 +476,15 @@ bool HasPerFaceAttribute(const MESH_TYPE &m, std::string name){
return (ai!= m.face_attr.end() ) ; return (ai!= m.face_attr.end() ) ;
} }
template <class MESH_TYPE>
bool HasPerMeshAttribute(const MESH_TYPE &m, std::string name){
typename std::set< typename MESH_TYPE::HandlesWrapper>::const_iterator ai;
typename MESH_TYPE::HandlesWrapper h;
h._name = name;
ai = m.mesh_attr.find(h);
return (ai!= m.mesh_attr.end() ) ;
}
/*@}*/ /*@}*/
/*@}*/ /*@}*/
} // end namespace } // end namespace