256 lines
7.5 KiB
C++
256 lines
7.5 KiB
C++
/****************************************************************************
|
|
* VCGLib o o *
|
|
* Visual and Computer Graphics Library o o *
|
|
* _ O _ *
|
|
* Copyright(C) 2004 \/)\/ *
|
|
* Visual Computing Lab /\/| *
|
|
* ISTI - Italian National Research Council | *
|
|
* \ *
|
|
* All rights reserved. *
|
|
* *
|
|
* This program is free software; you can redistribute it and/or modify *
|
|
* it under the terms of the GNU General Public License as published by *
|
|
* the Free Software Foundation; either version 2 of the License, or *
|
|
* (at your option) any later version. *
|
|
* *
|
|
* This program is distributed in the hope that it will be useful, *
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
|
|
* GNU General Public License (http://www.gnu.org/licenses/gpl.txt) *
|
|
* for more details. *
|
|
* *
|
|
****************************************************************************/
|
|
/****************************************************************************
|
|
History
|
|
|
|
$Log: not supported by cvs2svn $
|
|
Revision 1.5 2004/03/18 16:00:10 cignoni
|
|
minor changes
|
|
|
|
Revision 1.4 2004/03/10 00:57:44 cignoni
|
|
minor changes
|
|
|
|
Revision 1.3 2004/03/07 21:54:56 cignoni
|
|
some more reflection functions
|
|
|
|
Revision 1.2 2004/03/04 00:08:15 cignoni
|
|
First working version!
|
|
|
|
Revision 1.1 2004/02/19 13:11:06 cignoni
|
|
Initial commit
|
|
|
|
|
|
****************************************************************************/
|
|
|
|
#pragma warning( disable : 4804 )
|
|
|
|
/*
|
|
People should subclass his vertex class from these one...
|
|
*/
|
|
|
|
#ifndef __VCG_MESH
|
|
#define __VCG_MESH
|
|
|
|
namespace vcg {
|
|
namespace tri {
|
|
/** \addtogroup trimesh */
|
|
/*@{*/
|
|
|
|
/** Class Mesh.
|
|
This is class for definition of a mesh.
|
|
@param VertContainer (Template Parameter) Specifies the type of the vertices container any the vertex type.
|
|
@param STL_FACE_CONT (Template Parameter) Specifies the type of the faces container any the face type.
|
|
*/
|
|
template < class VertContainerType, class FaceContainerType >
|
|
class TriMesh{
|
|
public:
|
|
typedef FaceContainerType FaceContainer;
|
|
typedef VertContainerType VertContainer;
|
|
typedef typename VertContainer::value_type VertexType;
|
|
typedef typename FaceContainer::value_type FaceType;
|
|
typedef typename VertexType::ScalarType ScalarType;
|
|
typedef typename VertexType::CoordType CoordType;
|
|
typedef typename VertContainer::iterator VertexIterator;
|
|
typedef typename FaceContainer::iterator FaceIterator;
|
|
typedef typename VertContainer::const_iterator ConstVertexIterator;
|
|
typedef typename FaceContainer::const_iterator ConstFaceIterator;
|
|
typedef VertexType * VertexPointer;
|
|
typedef const VertexType * ConstVertexPointer;
|
|
typedef FaceType * FacePointer;
|
|
typedef const FaceType * ConstFacePointer;
|
|
typedef Box3<ScalarType> BoxType;
|
|
|
|
/// Set of vertices
|
|
VertContainer vert;
|
|
/// Real number of vertices
|
|
int vn;
|
|
/// Set of faces
|
|
FaceContainer face;
|
|
/// Real number of faces
|
|
int fn;
|
|
/// Bounding box of the mesh
|
|
Box3<ScalarType> bbox;
|
|
|
|
/// Nomi di textures
|
|
//vector<string> textures;
|
|
//vector<string> normalmaps;
|
|
|
|
/// La camera
|
|
//Camera<ScalarType> camera;
|
|
|
|
/// Il colore della mesh
|
|
private:
|
|
Color4b c;
|
|
public:
|
|
|
|
inline const Color4b & C() const
|
|
{
|
|
return c;
|
|
}
|
|
|
|
inline Color4b & C()
|
|
{
|
|
return c;
|
|
}
|
|
|
|
|
|
/// Default constructor
|
|
TriMesh()
|
|
{
|
|
fn = vn = 0;
|
|
imark = 0;
|
|
}
|
|
|
|
inline int MemUsed() const
|
|
{
|
|
return sizeof(MMTYPE)+sizeof(MVTYPE)*vert.size()+sizeof(MFTYPE)*face.size();
|
|
}
|
|
|
|
inline int MemNeeded() const
|
|
{
|
|
return sizeof(MMTYPE)+sizeof(MVTYPE)*vn+sizeof(MFTYPE)*fn;
|
|
}
|
|
|
|
|
|
|
|
/// Function to destroy the mesh
|
|
void Clear()
|
|
{
|
|
vert.clear();
|
|
face.clear();
|
|
// textures.clear();
|
|
// normalmaps.clear();
|
|
vn = 0;
|
|
fn = 0;
|
|
}
|
|
|
|
/// Reflection functions that speak about vertex and face properties.
|
|
static bool HasPerVertexNormal() { return VertexType::HasNormal() ; }
|
|
static bool HasPerVertexColor() { return VertexType::HasColor() ; }
|
|
static bool HasPerVertexMark() { return VertexType::HasMark() ; }
|
|
static bool HasPerVertexQuality() { return VertexType::HasQuality(); }
|
|
static bool HasPerVertexTexture() { return VertexType::HasTexture(); }
|
|
|
|
static bool HasPerFaceColor() { return FaceType::HasFaceColor() ; }
|
|
static bool HasPerFaceNormal() { return FaceType::HasFaceNormal() ; }
|
|
static bool HasPerFaceMark() { return FaceType::HasFaceMark() ; }
|
|
static bool HasPerFaceQuality() { return FaceType::HasFaceQuality(); }
|
|
|
|
static bool HasPerWedgeColor() { return FaceType::HasWedgeColor() ; }
|
|
static bool HasPerWedgeNormal() { return FaceType::HasWedgeNormal() ; }
|
|
static bool HasPerWedgeMark() { return FaceType::HasWedgeMark() ; }
|
|
static bool HasPerWedgeQuality() { return FaceType::HasWedgeQuality(); }
|
|
static bool HasPerWedgeTexture() { return FaceType::HasWedgeTexture(); }
|
|
|
|
static bool HasFFTopology() { return FaceType::HasFFAdjacency(); }
|
|
static bool HasVFTopology() { return FaceType::HasVFAdjacency(); }
|
|
static bool HasTopology() { return HasFFTopology() || HasVFTopology(); }
|
|
|
|
|
|
/// Initialize the imark-system of the faces
|
|
void InitFaceIMark()
|
|
{
|
|
FaceIterator f;
|
|
|
|
for(f=face.begin();f!=face.end();++f)
|
|
if( !(*f).IsDeleted() && (*f).IsR() && (*f).IsW() )
|
|
(*f).InitIMark();
|
|
}
|
|
|
|
/// Initialize the imark-system of the vertices
|
|
void InitVertexIMark()
|
|
{
|
|
VertexIterator vi;
|
|
|
|
for(vi=vert.begin();vi!=vert.end();++vi)
|
|
if( !(*vi).IsDeleted() && (*vi).IsRW() )
|
|
(*vi).InitIMark();
|
|
}
|
|
|
|
/// The incremental mark
|
|
int imark;
|
|
|
|
/** Check if the vertex incremental mark matches the one of the mesh.
|
|
@param v Vertex pointer
|
|
*/
|
|
inline bool IsMarked( ConstVertexPointer v ) const { return v->IMark() == imark; }
|
|
/** Check if the face incremental mark matches the one of the mesh.
|
|
@param v Face pointer
|
|
*/
|
|
inline bool IsMarked( ConstFacePointer f ) const { return f->IMark() == imark; }
|
|
/** Set the vertex incremental mark of the vertex to the one of the mesh.
|
|
@param v Vertex pointer
|
|
*/
|
|
inline void Mark( VertexPointer v ) const { v->IMark() = imark; }
|
|
/** Set the face incremental mark of the vertex to the one of the mesh.
|
|
@param v Vertex pointer
|
|
*/
|
|
inline void Mark( FacePointer f ) const { f->IMark() = imark; }
|
|
/// Unmark the mesh
|
|
inline void UnMarkAll() { ++imark; }
|
|
|
|
|
|
|
|
/// Calcolo del volume di una mesh chiusa
|
|
ScalarType Volume()
|
|
{
|
|
FaceIterator fi;
|
|
int j,k;
|
|
ScalarType V = 0;
|
|
CoordType T,N,B;
|
|
|
|
for(fi = face.begin(); fi!=face.end(); ++fi)
|
|
{
|
|
for(j = 0; j < 3; ++j)
|
|
{
|
|
/*calcolo tangente, normale e binormale (6 volte)*/
|
|
k = (j+1)%3;
|
|
T = (*fi).P(k) - (*fi).P(j);
|
|
T.Normalize();
|
|
T = ( (*fi).P( k ) - (*fi).P(j) ) ^
|
|
( (*fi).P((k+1)%3) - (*fi).P(j) ) ;
|
|
B.Normalize();
|
|
N = T ^ B;
|
|
|
|
CoordType pj = (*fi).P(j);
|
|
CoordType pk = (*fi).P(k);
|
|
|
|
|
|
V += (pj* T )*(pj*N)*(pj*B);
|
|
V += (pk*(-T))*(pk*N)*(pk*B);
|
|
}
|
|
}
|
|
return V/6.0;
|
|
}
|
|
|
|
|
|
}; // end class Mesh
|
|
|
|
/*@}*/
|
|
} // end namespace
|
|
} // end namespace
|
|
|
|
|
|
#endif
|
|
|