Skip to content

GitLab

C
CGoGN
Commit 614b1ff0 authored by Sylvain Thery's avatar Sylvain Thery
Browse files
Options

Ajout rendu svg fill de fer (exemple dans tuto1 et tuto5)

parent 08bd3bac
Hide whitespace changes
Inline Side-by-side
Showing with 501 additions and 88 deletions
Apps/Tuto/tuto1.cpp
View file @ 614b1ff0
......@@ -22,8 +22,6 @@
* *
*******************************************************************************/
//#define GL3_PROTOTYPES
#include "tuto1.h"
#include <iostream>
......@@ -41,6 +39,9 @@
#include <glm/gtc/type_ptr.hpp>
#include "Algo/Render/SVG/mapSVGRender.h"
using namespace CGoGN ;
/**
......@@ -53,6 +54,11 @@ struct PFP: public PFP_STANDARD
typedef EmbeddedMap2<Map2> MAP;
};
// declaration of the map
PFP::MAP myMap;
// and attribute of position
AttributeHandler<PFP::VEC3> position;
void MyQT::cb_initGL()
{
// choose to use GL version 2
......@@ -99,12 +105,21 @@ void MyQT::cb_keyPress(int code)
if ((code >'0') && (code<='9'))
CGoGNout << " key num " << code-'0' << "pressed"<< CGoGNendl;
if (code == 's')
{
std::string filename = selectFileSave("Export SVG file ");
CGoGNout << "Exporting "<<filename<<CGoGNendl;
Algo::Render::SVG::SVGOut svg(filename,modelViewMatrix(),projectionMatrix());
svg.renderLinesToSVG<PFP>(myMap,position);
svg.setColor(Geom::Vec3f(0.7f,0.0f,0.4f));
svg.renderFacesToSVG<PFP>(myMap,position,0.8f);
//svg destruction close the file
}
}
int main(int argc, char **argv)
{
// declaration of the map
PFP::MAP myMap;
// creation of 2 new faces: 1 triangle and 1 square
Dart d1 = myMap.newFace(3);
......@@ -115,7 +130,7 @@ int main(int argc, char **argv)
// creation of a new attribute on vertices of type 3D vector
// a handler to this attribute is returned
AttributeHandler<PFP::VEC3> position = myMap.addAttribute<PFP::VEC3>(VERTEX_ORBIT, "position");
position = myMap.addAttribute<PFP::VEC3>(VERTEX_ORBIT, "position");
// affect a position to the vertices of the mesh
position[d1] = PFP::VEC3(0, 0, 0);
......
Apps/Tuto/tuto5.cpp
View file @ 614b1ff0
......@@ -49,6 +49,7 @@
#include "Utils/shaderVectorPerVertex.h"
#include "Utils/cgognStream.h"
#include "Algo/Render/SVG/mapSVGRender.h"
using namespace CGoGN ;
......@@ -232,10 +233,6 @@ void MyQT::cb_mousePress(int button, int x, int y)
Dart d = m_render_topo->picking<PFP>(myMap, allDarts, x, getHeight() - y);
if (d != Dart::nil())
{
// std::stringstream ss;
// ss << "Dart "<< d << " clicked"<< CGoGNendl;
// statusMsg(ss.str().c_str());
CGoGNout << "Dart "<< d << " clicked" << CGoGNendl;
}
else
......@@ -245,6 +242,21 @@ void MyQT::cb_mousePress(int button, int x, int y)
}
}
void MyQT::cb_keyPress(int code)
{
if (code == 's')
{
std::string filename = selectFileSave("Export SVG file ");
CGoGNout << "Exporting "<<filename<<CGoGNendl;
Algo::Render::SVG::SVGOut svg(filename,modelViewMatrix(),projectionMatrix());
svg.renderLinesToSVG<PFP>(myMap,position);
svg.setColor(Geom::Vec3f(1.,0.,0.));
svg.renderFacesToSVG<PFP>(myMap,position,0.8f);
//svg destruction close the file
}
}
int main(int argc, char **argv)
{
position = myMap.addAttribute<PFP::VEC3>(VERTEX_ORBIT, "position");
......
Apps/Tuto/tuto5.h
View file @ 614b1ff0
......@@ -97,8 +97,7 @@ protected:
void cb_mousePress(int button, int x, int y);
void cb_keyPress(int code)
{}
void cb_keyPress(int code);
// slots locaux
public slots:
......
include/Algo/Render/GL2/mapRender.h
View file @ 614b1ff0
......@@ -136,12 +136,6 @@ public:
template <typename PFP>
void initPoints(typename PFP::MAP& map, const FunctorSelect& good,std::vector<GLuint>& tableIndices, unsigned int thread=0) ;
/**
* creation of VBO for flat faces rendering
*/
// template <typename PFP>
// void initFlatTriangles(typename PFP::MAP& map, const Utils::GL2& vboposition, const FunctorSelect& good=SelectorTrue() , unsigned int thread=0);
/**
* initialization of the VBO indices primitives
* computed by a traversal of the map
......
include/Algo/Render/GL2/mapRender.hpp
View file @ 614b1ff0
......@@ -24,6 +24,7 @@
#include "Topology/generic/dartmarker.h"
#include "Topology/generic/cellmarker.h"
#include "Utils/vbo.h"
namespace CGoGN
{
......@@ -210,60 +211,7 @@ void MapRender::initPoints(typename PFP::MAP& map, const FunctorSelect& good, st
}
}
//template<typename PFP>
//void MapRender::initFlatTriangles( typename PFP::MAP& map, const Utils::GL2& vbopos, const FunctorSelect& good, unsigned int thread)
//{
// std::vector<Geom::Vec3f> tableFlat;
// tableFlat.reserve(3*map.getNbDarts()); // 3 in case of polygonal faces (less chance of realloc, but bigger allocation)
//
// // map VBO of points for vertices positions
// glBindBufferARB(GL_ARRAY_BUFFER, vbopos.id());
// Geom::Vec3f* tablePos = reinterpret_cast<Geom::Vec3f*>(glMapBuffer(GL_ARRAY_BUFFER,GL_READ_ONLY));
//
// m_nbFlatElts=0;
// // traversal of map for creating buffers
// DartMarker m(map,thread);
// for(Dart dd = map.begin(); dd != map.end(); map.next(dd))
// {
// if(!m.isMarked(dd) && good(dd))
// {
// Dart a = dd;
// Dart b = map.phi1(a);
// Dart c = map.phi1(b);
//
// Geom::Vec3f& P = tablePos[map.getEmbedding(a, VERTEX_ORBIT)];
// Geom::Vec3f& Q = tablePos[map.getEmbedding(b, VERTEX_ORBIT)];
// Geom::Vec3f& R = tablePos[map.getEmbedding(c, VERTEX_ORBIT)];
//
// Geom::Vec3f U = Q-P;
// Geom::Vec3f V = R-P;
// Geom::Vec3f N = U^V;
// N.normalize();
//
// // loop to cut a polygon in triangle on the fly (works only with convex faces)
// do
// {
// tableFlat.push_back(tablePos[map.getEmbedding(a, VERTEX_ORBIT)]);
// tableFlat.push_back(N);
// tableFlat.push_back(tablePos[map.getEmbedding(b, VERTEX_ORBIT)]);
// tableFlat.push_back(N);
// tableFlat.push_back(tablePos[map.getEmbedding(c, VERTEX_ORBIT)]);
// tableFlat.push_back(N);
// b = c;
// c = map.phi1(b);
// } while (c != dd);
// m.markOrbit(FACE_ORBIT, dd);
// }
// }
// glUnmapBuffer(GL_ARRAY_BUFFER);
//
// m_nbFlatElts = tableFlat.size()/2;
//
// //creating VBO for flat
// glBindBufferARB(GL_ARRAY_BUFFER, m_VBOBuffers[FLAT_BUFFER]);
// glBufferDataARB(GL_ARRAY_BUFFER, tableFlat.size() * sizeof(Geom::Vec3f), (char*)(&(tableFlat[0])), GL_STREAM_DRAW);
//
//}
template<typename PFP>
void MapRender::initPrimitives(typename PFP::MAP& map, const FunctorSelect& good, int prim, bool optimized, unsigned int thread)
......
include/Algo/Render/SVG/mapSVGRender.h 0 → 100644
View file @ 614b1ff0
/*******************************************************************************
* CGoGN: Combinatorial and Geometric modeling with Generic N-dimensional Maps *
* version 0.1 *
* Copyright (C) 2009, 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: https://iggservis.u-strasbg.fr/CGoGN/ *
* Contact information: cgogn@unistra.fr *
* *
*******************************************************************************/
#ifndef _MAP_SVG_RENDER
#define _MAP_SVG_RENDER
#include <vector>
#include <fstream>
#include <sstream>
#include "Geometry/vector_gen.h"
#include "Topology/generic/functor.h"
#include "Topology/generic/dartmarker.h"
#include "glm/gtc/matrix_transform.hpp"
#include "glm/gtc/type_precision.hpp"
#include "glm/glm.hpp"
#include "glm/gtc/matrix_projection.hpp"
#include "glm/gtc/matrix_transform.hpp"
/**
* A set of functions that allow the creation of rendering
* object using Vertex-Buffer-Object.
* Function are made for dual-2-map and can be used on
* any subset of a dual-N-map which is a 2-map
*/
namespace CGoGN
{
namespace Algo
{
namespace Render
{
namespace SVG
{
class SvgObj
{
protected:
Geom::Vec3f m_color;
public:
virtual void save(std::ofstream& out)=0;
};
class SvgPolyline: public SvgObj
{
protected:
std::vector<Geom::Vec3f> m_vertices;
float m_width;
public:
void addVertex(const Geom::Vec3f& v);
void close();
void setColor(const Geom::Vec3f& c) { m_color=c;}
void setWidth(float w) { m_width=w;}
void save(std::ofstream& out);
};
class Svg_Polygon: public SvgObj
{
protected:
std::vector<Geom::Vec3f> m_vertices;
public:
void addVertex(const Geom::Vec3f& v) {}
void close() {}
void save(std::ofstream& out) {}
};
class SVGOut
{
protected:
std::ofstream* m_out;
const glm::mat4& m_model;
const glm::mat4& m_proj;
glm::i32vec4 m_viewport;
Geom::Vec3f global_color;
float global_width;
std::vector<SvgObj*> m_objs;
public:
/**
* Object that allow the rendering/exporting in svg file
* @param filename file name ended by .svg
* @param model the modelview matrix
* @param proj the projection matrix
*/
SVGOut(const std::string& filename, const glm::mat4& model, const glm::mat4& proj);
/**
* destructor
* flush and close the file
*/
~SVGOut();
void setColor(const Geom::Vec3f& col);
void setWidth(float w);
void closeFile();
template <typename PFP>
void renderLinesToSVG(typename PFP::MAP& map, const typename PFP::TVEC3& position, const FunctorSelect& good = SelectorTrue(), unsigned int thread=0);
template <typename PFP>
void renderFacesToSVG(typename PFP::MAP& map, const typename PFP::TVEC3& position, float shrink, const FunctorSelect& good = SelectorTrue(), unsigned int thread=0);
};
} // namespace SVG
} // namespace Render
} // namespace Algo
} // namespace CGoGN
#include "Algo/Render/SVG/mapSVGRender.hpp"
#endif
include/Algo/Render/SVG/mapSVGRender.hpp 0 → 100644
View file @ 614b1ff0
/*******************************************************************************
* CGoGN: Combinatorial and Geometric modeling with Generic N-dimensional Maps *
* version 0.1 *
* Copyright (C) 2009, 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: https://iggservis.u-strasbg.fr/CGoGN/ *
* Contact information: cgogn@unistra.fr *
* *
*******************************************************************************/
#include "GL/glew.h"
#include "Algo/Geometry/centroid.h"
namespace CGoGN
{
namespace Algo
{
namespace Render
{
namespace SVG
{
template <typename PFP>
void SVGOut::renderLinesToSVG(typename PFP::MAP& map, const typename PFP::TVEC3& position, const FunctorSelect& good, unsigned int thread)
{
glm::i32vec4 viewport;
glGetIntegerv(GL_VIEWPORT, &(viewport[0]));
DartMarker m(map, thread);
for(Dart d = map.begin(); d != map.end(); map.next(d))
{
if(!m.isMarked(d) && good(d))
{
const Geom::Vec3f& P = position[d];
glm::vec3 Q = glm::project(glm::vec3(P[0],P[1],P[2]),m_model,m_proj,viewport);
const Geom::Vec3f& P2 = position[map.phi1(d)];
glm::vec3 Q2 = glm::project(glm::vec3(P2[0],P2[1],P2[2]),m_model,m_proj,viewport);
SvgPolyline* pol = new SvgPolyline();
pol->addVertex(Geom::Vec3f(Q[0],float(viewport[3])-Q[1],Q[2]));
pol->addVertex(Geom::Vec3f(Q2[0],float(viewport[3])-Q2[1],Q2[2]));
pol->setColor(global_color);
pol->setWidth(global_width);
m_objs.push_back(pol);
m.markOrbit(EDGE_ORBIT, d);
}
}
}
template <typename PFP>
void SVGOut::renderFacesToSVG(typename PFP::MAP& map, const typename PFP::TVEC3& position, float shrink, const FunctorSelect& good, unsigned int thread)
{
glm::i32vec4 viewport;
glGetIntegerv(GL_VIEWPORT, &(viewport[0]));
DartMarker m(map, thread);
for(Dart d = map.begin(); d != map.end(); map.next(d))
{
if(!m.isMarked(d) && good(d))
{
typename PFP::VEC3 center = Algo::Geometry::faceCentroid<PFP>(map,d,position);
SvgPolyline* pol = new SvgPolyline();
Dart dd = d;
do
{
Geom::Vec3f P = position[d];
P = P*shrink + center*(1.0f-shrink);
glm::vec3 Q = glm::project(glm::vec3(P[0],P[1],P[2]),m_model,m_proj,viewport);
pol->addVertex(Geom::Vec3f(Q[0],float(viewport[3])-Q[1],Q[2]));
d = map.phi1(d);
}while (d!=dd);
pol->close();
pol->setColor(global_color);
pol->setWidth(global_width);
m_objs.push_back(pol);
m.markOrbit(FACE_ORBIT, d);
}
}
}
} // namespace SVG
} // namespace Render
} // namespace Algo
} // namespace CGoGN
include/Topology/generic/functor.h
View file @ 614b1ff0
......@@ -25,6 +25,7 @@
#ifndef __FUNCTOR_H__
#define __FUNCTOR_H__
#include "Topology/generic/dart.h"
#include "Topology/generic/marker.h"
#include <vector>
......
include/Utils/qtSimple.h
View file @ 614b1ff0
......@@ -192,12 +192,14 @@ public:
/**
* current modelview matrix
*/
glm::mat4& modelViewMatrix () { return m_modelView_matrix; }
const glm::mat4& modelViewMatrix() const { return m_modelView_matrix; }
glm::mat4& modelViewMatrix() { return m_modelView_matrix; }
/**
* current projection matrix
*/
glm::mat4& projectionMatrix () { return m_projection_matrix; }
const glm::mat4& projectionMatrix() const { return m_projection_matrix; }
glm::mat4& projectionMatrix() { return m_projection_matrix; }
float* curquat() { return m_curquat; }
......@@ -312,6 +314,15 @@ public:
*/
std::string selectFile(const std::string& title = "open file", const std::string& dir = ".", const std::string& filters = "all (*.*)");
/**
* Open a file selector and return the filename (for saving a file)
* @param title title of window
* @param dir base directory
* @param filters file filters (syntax: "label1 (filter1);; label2 (filter2);; ...")
*/
std::string selectFileSave(const std::string& title = "open file", const std::string& dir = ".", const std::string& filters = "all (*.*)");
public slots:
virtual void cb_New() { std::cerr << "callback not implemented" << std::endl; }
virtual void cb_Open() { std::cerr << "callback not implemented" << std::endl; }
......
include/Utils/vbo.h
View file @ 614b1ff0
......@@ -56,7 +56,7 @@ protected:
// shaders that ref this vbo
std::vector<GLSLShader*> m_refs;
unsigned int m_nbElts;
bool m_lock;
mutable bool m_lock;
public:
/**
......@@ -98,6 +98,9 @@ public:
*/
void ref(GLSLShader* sh);
void sameAllocSameBufferSize(const VBO& vbo);
/**
* update data from attribute handler to the vbo
*/
......@@ -112,7 +115,9 @@ public:
void* lockPtr();
void releasePtr();
const void* lockPtr() const;
void releasePtr() const;
unsigned int nbElts() {return m_nbElts;}
};
......
src/Algo/Render/mapRender.cpp
View file @ 614b1ff0
......@@ -81,14 +81,6 @@ void MapRender::initPrimitives(int prim, std::vector<GLuint>& tableIndices)
void MapRender::draw(Utils::GLSLShader* sh, int prim)
{
sh->enableVertexAttribs();
// const std::vector<Utils::GLSLShader::VAStr>& vastr = sh->getVA_VBO_Bindings();
//
// for (std::vector<Utils::GLSLShader::VAStr>::const_iterator it= vastr.begin(); it != vastr.end(); ++it)
// {
// glBindBuffer(GL_ARRAY_BUFFER, it->vbo_ptr->id());
// glEnableVertexAttribArray(it->va_id);
// glVertexAttribPointer(it->va_id ,it->vbo_ptr->dataSize(), GL_FLOAT, false, 0, 0);
// }
switch(prim)
{
......@@ -108,10 +100,6 @@ void MapRender::draw(Utils::GLSLShader* sh, int prim)
break;
}
// for (std::vector<Utils::GLSLShader::VAStr>::const_iterator it= vastr.begin(); it != vastr.end(); ++it)
// {
// glDisableVertexAttribArray(it->va_id);
// }
sh->disableVertexAttribs();
}
......
src/Algo/Render/mapSVGRender.cpp 0 → 100644
View file @ 614b1ff0
/*******************************************************************************
* CGoGN: Combinatorial and Geometric modeling with Generic N-dimensional Maps *
* version 0.1 *
* Copyright (C) 2009, 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: https://iggservis.u-strasbg.fr/CGoGN/ *
* Contact information: cgogn@unistra.fr *
* *
*******************************************************************************/
#include "Algo/Render/SVG/mapSVGRender.h"
/**
* A set of functions that allow the creation of rendering
* object using Vertex-Buffer-Object.
* Function are made for dual-2-map and can be used on
* any subset of a dual-N-map which is a 2-map
*/
namespace CGoGN
{
namespace Algo
{
namespace Render
{
namespace SVG
{
void SvgPolyline::addVertex(const Geom::Vec3f& v)
{
m_vertices.push_back(v);
}
void SvgPolyline::close()
{
m_vertices.push_back(m_vertices.front());
}
void SvgPolyline::save(std::ofstream& out)
{
std::stringstream ss;
out << "<polyline fill=\"none\" stroke=\"#";
out << std::hex;
unsigned int wp = out.width(2);
char prev = out.fill('0');
out << int(m_color[0]*255);
out.width(2); out.fill('0');
out<< int(m_color[1]*255);
out.width(2); out.fill('0');
out << int(m_color[2]*255)<<std::dec;
out <<"\" stroke-width=\""<<m_width<<"\" points=\"";
out.fill(prev);
out.width(wp);
for (std::vector<Geom::Vec3f>::iterator it =m_vertices.begin(); it != m_vertices.end(); ++it)
{
out << (*it)[0] << ","<< (*it)[1]<< " ";
}
out <<"\"/>"<< std::endl;
}
SVGOut::SVGOut(const std::string& filename, const glm::mat4& model, const glm::mat4& proj):
m_model(model),m_proj(proj),global_color(Geom::Vec3f(0.0f,0.0f,0.0f)), global_width(2.0f)
{
m_objs.reserve(1000);
m_out = new std::ofstream(filename.c_str()) ;