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Commit 941f7fd3 authored by Lionel Untereiner's avatar Lionel Untereiner
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adding 2D regular tilings 

square tiling -> ok
parent 7825825d
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include/Algo/Tiling/hexagonal.h 0 → 100644
View file @ 941f7fd3
/*******************************************************************************
* CGoGN: Combinatorial and Geometric modeling with Generic N-dimensional Maps *
* version 0.1 *
* Copyright (C) 2009-2012, IGG Team, LSIIT, University of Strasbourg *
* *
* This library is free software; you can redistribute it and/or modify it *
* under the terms of the GNU Lesser General Public License as published by the *
* Free Software Foundation; either version 2.1 of the License, or (at your *
* option) any later version. *
* *
* This library 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 Lesser General Public License *
* for more details. *
* *
* You should have received a copy of the GNU Lesser General Public License *
* along with this library; if not, write to the Free Software Foundation, *
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
* *
* Web site: http://cgogn.unistra.fr/ *
* Contact information: cgogn@unistra.fr *
* *
*******************************************************************************/
#ifndef _TILINGS_H_
#define _TILINGS_H_
namespace CGoGN
{
namespace Algo
{
namespace Surface
{
namespace Tilings
{
//square -> grid -> open or closed (closeHole)
//square -> cylinder -> grid + finish sewing -> open or closed (closeHole) -> triangule face
//square -> tore -> cylinder + finish sewing
template <typename PFP>
class Square
{
typedef typename PFP::MAP MAP;
typedef typename PFP::VEC3 VEC3;
protected:
/**
* Map in which we are working
*/
MAP& m_map;
/**
* Table of vertex darts (one dart per vertex)
* Order depend on Polyhedron kind
*/
std::vector<Dart> m_tableVertDarts;
public:
Square(MAP& map):
m_map(map)
{ }
void grid(unsigned int x, unsigned int y, bool closed);
void cylinder(unsigned int n, unsigned int z, bool top_closed, bool bottom_closed);
void tore(unsigned int n, unsigned int m);
void embedGrid(VertexAttribute<VEC3>& position, float x, float y, float z = 0.0f);
};
//template <typename PFP>
//class Triangular
//{
//};
//template <typename PFP>
//class Hexagonal
//{
//};
//template <typename PFP>
//void triangular(typename PFP::MAP& map, unsigned int rows, unsigned int columns);
} // namespace Tilings
} // namespace Surface
} // namespace Algo
} // namespace CGoGN
#include "Algo/Modelisation/tilings.hpp"
#endif
include/Algo/Tiling/hexagonal.hpp 0 → 100644
View file @ 941f7fd3
/*******************************************************************************
* CGoGN: Combinatorial and Geometric modeling with Generic N-dimensional Maps *
* version 0.1 *
* Copyright (C) 2009-2012, IGG Team, LSIIT, University of Strasbourg *
* *
* This library is free software; you can redistribute it and/or modify it *
* under the terms of the GNU Lesser General Public License as published by the *
* Free Software Foundation; either version 2.1 of the License, or (at your *
* option) any later version. *
* *
* This library 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 Lesser General Public License *
* for more details. *
* *
* You should have received a copy of the GNU Lesser General Public License *
* along with this library; if not, write to the Free Software Foundation, *
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
* *
* Web site: http://cgogn.unistra.fr/ *
* Contact information: cgogn@unistra.fr *
* *
*******************************************************************************/
namespace CGoGN
{
namespace Algo
{
namespace Surface
{
namespace Tilings
{
template <typename PFP>
void Square<PFP>::grid(unsigned int x, unsigned int y, bool closed)
{
// nb vertices
int nb = (x+1)*(y+1);
// vertice reservation
m_tableVertDarts.reserve(nb);
// creation of quads and storing vertices
for (unsigned int i = 0; i < y; ++i)
{
for (unsigned int j = 1; j <= x; ++j)
{
Dart d = m_map.newFace(4, false);
m_tableVertDarts.push_back(d);
if (j == x)
m_tableVertDarts.push_back(m_map.phi1(d));
}
}
// store last row of vertices
for (unsigned int i = 0; i < x; ++i)
{
m_tableVertDarts.push_back( m_map.phi_1(m_tableVertDarts[(y-1)*(x+1) + i]) );
}
m_tableVertDarts.push_back( m_map.phi1(m_tableVertDarts[(y-1)*(x+1) +x]) );
//sewing the quads
for (unsigned int i = 0; i < y; ++i)
{
for (unsigned int j = 0; j < x; ++j)
{
if (i > 0) // sew with preceeding row
{
int pos = i*(x+1)+j;
Dart d = m_tableVertDarts[pos];
Dart e = m_tableVertDarts[pos-(x+1)];
e = m_map.phi1(m_map.phi1(e));
m_map.sewFaces(d, e, false);
}
if (j > 0) // sew with preceeding column
{
int pos = i*(x+1)+j;
Dart d = m_tableVertDarts[pos];
d = m_map.phi_1(d);
Dart e = m_tableVertDarts[pos-1];
e = m_map.phi1(e);
m_map.sewFaces(d, e, false);
}
}
}
if(closed)
m_map.closeHole(m_tableVertDarts[0]) ;
}
template <typename PFP>
void Square<PFP>::cylinder(unsigned int n, unsigned int z, bool top_closed, bool bottom_closed)
{
int nb = (n)*(z+1)+2;
// vertice reservation
m_tableVertDarts.reserve(nb);
// creation of quads and storing vertices
for (unsigned int i = 0; i < z; ++i)
{
for (unsigned int j = 0; j < n; ++j)
{
Dart d = m_map.newFace(4, false);
m_tableVertDarts.push_back(d);
}
}
for (unsigned int i = 0; i < n; ++i)
{
m_tableVertDarts.push_back( m_map.phi_1(m_tableVertDarts[(z-1)*n+i]) );
}
//sewing the quads
for (unsigned int i = 0; i < z; ++i)
{
for (unsigned int j = 0; j < n; ++j)
{
if (i > 0) // sew with preceeding row
{
int pos = i*n+j;
Dart d = m_tableVertDarts[pos];
Dart e = m_tableVertDarts[pos-n];
e = m_map.phi1(m_map.phi1(e));
m_map.sewFaces(d, e, false);
}
if (j > 0) // sew with preceeding column
{
int pos = i*n+j;
Dart d = m_tableVertDarts[pos];
d = m_map.phi_1(d);
Dart e = m_tableVertDarts[pos-1];
e = m_map.phi1(e);
m_map.sewFaces(d, e, false);
}
else
{
int pos = i*n;
Dart d = m_tableVertDarts[pos];
d = m_map.phi_1(d);
Dart e = m_tableVertDarts[pos+(n-1)];
e = m_map.phi1(e);
m_map.sewFaces(d, e, false);
}
}
}
if (bottom_closed)
{
Dart d = m_tableVertDarts[0];
if(m_map.closeHole(d, false))
{
d = m_map.phi2(d);
if(m_map.faceDegree(d) > 3)
{
Modelisation::trianguleFace<PFP>(m_map, d);
m_tableVertDarts.push_back(m_map.phi_1(d));
}
}
}
else
m_map.closeHole(m_tableVertDarts[0]);
if (top_closed)
{
Dart d = m_map.phi_1(m_tableVertDarts[n*z]);
if(m_map.closeHole(d, false))
{
d = m_map.phi2(d);
if(m_map.faceDegree(d) > 3)
{
Modelisation::trianguleFace<PFP>(m_map, d);
m_tableVertDarts.push_back(m_map.phi_1(d));
}
}
}
else
m_map.closeHole(m_map.phi_1(m_tableVertDarts[n*z]));
}
template <typename PFP>
void Square<PFP>::tore(unsigned int n, unsigned int m)
{
cylinder_topo(n, m, false, false);
// just finish to sew
for(unsigned int i = 0; i < n; ++i)
{
Dart d = m_tableVertDarts[i];
Dart e = m_tableVertDarts[(m*n)+i];
e = m_map.phi_1(e);
m_map.sewFaces(d, e);
}
// remove the last n vertex darts that are no more necessary (sewed with n first)
// memory not freed (but will be when destroy the Polyhedron), not important ??
m_tableVertDarts.resize(m*n);
}
template <typename PFP>
void Square<PFP>::embedGrid(VertexAttribute<VEC3>& position, float x, float y, float z)
{
float dx = x/float(m_nx);
float dy = y/float(m_ny);
float dz = z/float(m_nz);
unsigned int nbs = (m_nx+1)*(m_ny+1);
for(unsigned int i = 0; i <= m_nz; ++i)
{
for(unsigned int j = 0; j <= m_ny; ++j)
{
for(unsigned int k = 0; k <= m_nx; ++k)
{
typename PFP::VEC3 pos(-x/2.0f + dx*float(k), -y/2.0f + dy*float(j), -z/2.0f + dz*float(i));
Dart d = m_tableVertDarts[ i*nbs+j*(m_nx+1)+k ];
m_map.template setOrbitEmbeddingOnNewCell<VERTEX>(d);
m_positions[d] = pos;
}
}
}
}
//template <typename PFP>
//void triangular(typename PFP::MAP& map, unsigned int rows, unsigned int columns)
//{
// unsigned int nbt = rows * columns;
// std::vector<Dart> m_tableVertDarts;
// m_tableVertDarts.reserve(nbt);
// // creation of triangles around circunference and storing vertices
// for (unsigned int i = 0; i <= nbt; ++i)
// {
// Dart d = map.newFace(3, false);
// m_tableVertDarts.push_back(d);
// }
// for(unsigned int y = 0 ; y < rows-1 ; ++y)
// {
// for(unsigned int x = 0 ; x < columns-1 ; ++x)
// {
// Dart d = m_tableVertDarts[i];
// Dart e = m_tableVertDarts[i+1];
// }
// }
//}
//triangular -> grid -> open or closed (closeHole)
//triangular -> cylinder -> grid + finish sewing -> open or closed (closeHole) -> triangule face
//triangular -> tore -> cylinder + finish sewing
} // namespace Tilings
} // namespace Surface
} // namespace Algo
} // namespace CGoGN
include/Algo/Tiling/square.h 0 → 100644
View file @ 941f7fd3
/*******************************************************************************
* CGoGN: Combinatorial and Geometric modeling with Generic N-dimensional Maps *
* version 0.1 *
* Copyright (C) 2009-2012, IGG Team, LSIIT, University of Strasbourg *
* *
* This library is free software; you can redistribute it and/or modify it *
* under the terms of the GNU Lesser General Public License as published by the *
* Free Software Foundation; either version 2.1 of the License, or (at your *
* option) any later version. *
* *
* This library 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 Lesser General Public License *
* for more details. *
* *
* You should have received a copy of the GNU Lesser General Public License *
* along with this library; if not, write to the Free Software Foundation, *
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
* *
* Web site: http://cgogn.unistra.fr/ *
* Contact information: cgogn@unistra.fr *
* *
*******************************************************************************/
#include "Algo/Tiling/tiling.h"
#ifndef _TILING_SQUARE_H_
#define _TILING_SQUARE_H_
namespace CGoGN
{
namespace Algo
{
namespace Surface
{
namespace Tilings
{
namespace Square
{
/*! \brief The class of regular grid square tiling
*/
template <typename PFP>
class Grid : public Tiling<PFP>
{
typedef typename PFP::MAP MAP;
typedef typename PFP::VEC3 VEC3;
public:
Grid(MAP& map, unsigned int x, unsigned int y, bool closed):
Tiling<PFP>(map,x,y,-1)
{
grid(x,y,closed);
}
/*! @name Embedding Operators
* Tiling creation
*************************************************************************/
//@{
//! Embed a topological grid
/*! @param position Attribute used to store vertices positions
* @param x size in X
* @param x size in Y
* @param y position in Z (centered on 0 by default)
*/
void embedIntoGrid(VertexAttribute<VEC3>& position, float x, float y, float z = 0.0f);
//! Embed a topological grid into a twister open ribbon with turns=PI it is a Moebius strip, needs only to be closed (if model allow it)
/*! @param position Attribute used to store vertices positions
* @param radius_min
* @param radius_max
* @param turns number of turn multiplied by 2*PI
*/
void embedIntoTwistedStrip(VertexAttribute<VEC3>& position, float radius_min, float radius_max, float turns);
//! Embed a topological grid into a helicoid
/*! @param position Attribute used to store vertices positions
* @param radius_min
* @param radius_max
* @param maxHeight height to reach
* @param turns number of turn
*/
void embedIntoHelicoid(VertexAttribute<VEC3>& position, float radius_min, float radius_max, float maxHeight, float nbTurn, int orient = 1);
//@}
protected:
/*! @name Topological Operators
* Tiling creation
*************************************************************************/
//@{
//! Create a 2D grid
/*! @param x nb of squares in x
* @param y nb of squares in y
* @param closed close the boundary face of the 2D grid
*/
void grid(unsigned int x, unsigned int y, bool closed);
//@}
};
/*! \brief The class of regular cylinder square tiling or subdivided sphere (with pole)
*/
template <typename PFP>
class Cylinder : public Tiling<PFP>
{
typedef typename PFP::MAP MAP;
typedef typename PFP::VEC3 VEC3;
private:
bool m_top_closed, m_bottom_closed;
public:
Cylinder(MAP& map, unsigned int n, unsigned int z):
Tiling<PFP>(map, n, -1, z),
m_top_closed(false),
m_bottom_closed(false)
{
cylinder(n,z);
}
/*! @name Embedding Operators
* Tiling creation
*************************************************************************/
//@{
//! Embed a topological cylinder
/*! @param position Attribute used to store vertices positions
* @param bottom_radius
* @param top_radius
* @param height
*/
void embedIntoCylinder(VertexAttribute<VEC3>& position, float bottom_radius, float top_radius, float height);
//! Embed a topological sphere
/*! @param position Attribute used to store vertices positions
* @param radius
* @param height
*/
void embedIntoSphere(VertexAttribute<VEC3>& position, float radius);
//! Embed a topological cone
/*! @param position Attribute used to store vertices positions
* @param radius
* @param height
*/
void embedIntoCone(VertexAttribute<VEC3>& position, float radius, float height);
//@}
/*! @name Topological Operators
* Tiling creation
*************************************************************************/
//@{
//! Close the top with a n-sided face
void closeTop();
//! Triangulate the top face with triangles fan
void triangleTop();
//! Close the bottom with a n-sided face
void closeBottom();
//! Triangulate the bottom face with triangles fan
void triangleBottom();
//! Create a subdivided 2D cone
/*! @param n nb of squares around circumference (must be >= 3)
* @param z nb of squares in height (must be >= 1)
* @param bottom_closed close the bottom (with triangles fan)
*/
void cone(unsigned int x, unsigned int y);
private:
//! Create a subdivided 2D cylinder
/*! @param n nb of squares around circumference
* @param z nb of squares in height
* @param top_closed close the top (with triangles fan)
* @param bottom_closed close the bottom (with triangles fan)
*/
//square -> cylinder -> grid + finish sewing -> open or closed (closeHole) -> triangule face ?
void cylinder(unsigned int n, unsigned int z);
//@}
};
/*! \brief The class of regular cube square tiling
*/
template <typename PFP>
class Cube : public Cylinder<PFP>
{
typedef typename PFP::MAP MAP;
typedef typename PFP::VEC3 VEC3;
public:
Cube(MAP& map, unsigned int x, unsigned int y, unsigned int z):
Tiling<PFP>(map)
{
cube(x,y,z);
}
/*! @name Embedding Operators
* Tiling creation
*************************************************************************/
//@{
//! Embed a topological cube
/*! @param position Attribute used to store vertices positions
* @param x
* @param y
* @param z
*/
void embedIntoCube(VertexAttribute<VEC3>& position, float x, float y, float z);
//@}
private:
/*! @name Topological Operators
* Tiling creation
*************************************************************************/
//@{
//! Create a subdivided 2D cube
/*! @param x nb of squares in x
* @param y nb of squares in y
* @param z nb of squares un z
*/
void cube(unsigned int x, unsigned int y, unsigned int z);
//@}
};
/*! \brief The class of regular tore square tiling
*/
template <typename PFP>
class Tore : public Cylinder<PFP>
{
typedef typename PFP::MAP MAP;
typedef typename PFP::VEC3 VEC3;
public:
Tore(MAP& map, unsigned int n, unsigned int m):
Tiling<PFP>(map)
{
tore(n,m);
}
/*! @name Embedding Operators