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Commit f1a875bb authored by Kenneth Vanhoey's avatar Kenneth Vanhoey
Browse files

shader for PTM and import/export for PTM of superior degrees

parent c23c68f8
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Inline Side-by-side
Apps/Tuto/tuto_ogl3.cpp
View file @ f1a875bb
......@@ -108,8 +108,6 @@ void MyQT::cb_initGL()
shader1->setAttributePosition(positionVBO);
shader1->setAttributeNormal(normalVBO);
registerShader(shader1);
currentShader = shader1;
}
......
include/Algo/Export/export.hpp
View file @ f1a875bb
......@@ -247,6 +247,154 @@ bool exportCTM(typename PFP::MAP& the_map, const typename PFP::TVEC3& position,
return true ;
}
template <typename PFP>
bool exportPLYPTM(typename PFP::MAP& map, const char* filename, const typename PFP::TVEC3& position, const typename PFP::TVEC3 frame[3], const typename PFP::TVEC3 colorPTM[15], const FunctorSelect& good)
{
typedef typename PFP::MAP MAP;
typedef typename PFP::VEC3 VEC3;
std::ofstream out(filename, std::ios::out) ;
if (!out.good())
{
std::cerr << "Unable to open file " << std::endl ;
return false ;
}
AutoAttributeHandler<unsigned int> tableVertLab(map, VERTEX_ORBIT);
CellMarker markV(map,VERTEX_CELL);
unsigned int nbDarts = map.getNbDarts() ;
std::vector<unsigned int> vertices;
std::vector<unsigned int> faces;
vertices.reserve(nbDarts/5); // TODO non optimal reservation
faces.reserve(nbDarts/3);
DartMarker markF(map);
unsigned int lab = 0;
unsigned int nbf = 0;
for(Dart d = map.begin(); d != map.end(); map.next(d))
{
if(good(d) && !markF.isMarked(d))
{
markF.markOrbit(FACE_ORBIT, d) ;
Dart e = d;
std::vector<unsigned int> face ;
do
{
if (!markV.isMarked(e))
{
vertices.push_back(map.getEmbedding(e, VERTEX_ORBIT));
tableVertLab[e] = lab++;
markV.mark(e);
}
face.push_back(tableVertLab[e]);
e = map.phi1(e);
} while (e!=d) ;
faces.push_back(face.size()) ;
for (unsigned int i = 0 ; i < face.size() ; ++i)
faces.push_back(face.at(i)) ;
++nbf;
}
}
out << "ply" << std::endl ;
out << "format ascii 1.0" << std::endl ;
out << "comment ply PTM" << std::endl ;
out << "element vertex " << vertices.size() << std::endl ;
out << "property float x" << std::endl ;
out << "property float y" << std::endl ;
out << "property float z" << std::endl ;
out << "property float tx" << std::endl ;
out << "property float ty" << std::endl ;
out << "property float tz" << std::endl ;
out << "property float bx" << std::endl ;
out << "property float by" << std::endl ;
out << "property float bz" << std::endl ;
out << "property float nx" << std::endl ;
out << "property float ny" << std::endl ;
out << "property float nz" << std::endl ;
out << "property float L1_a0" << std::endl ;
out << "property float L1_a1" << std::endl ;
out << "property float L1_a2" << std::endl ;
out << "property float L1_a3" << std::endl ;
out << "property float L1_a4" << std::endl ;
out << "property float L1_a5" << std::endl ;
out << "property float L1_a6" << std::endl ;
out << "property float L1_a7" << std::endl ;
out << "property float L1_a8" << std::endl ;
out << "property float L1_a9" << std::endl ;
out << "property float L1_a10" << std::endl ;
out << "property float L1_a11" << std::endl ;
out << "property float L1_a12" << std::endl ;
out << "property float L1_a13" << std::endl ;
out << "property float L1_a14" << std::endl ;
out << "property float L2_a0" << std::endl ;
out << "property float L2_a1" << std::endl ;
out << "property float L2_a2" << std::endl ;
out << "property float L2_a3" << std::endl ;
out << "property float L2_a4" << std::endl ;
out << "property float L2_a5" << std::endl ;
out << "property float L2_a6" << std::endl ;
out << "property float L2_a7" << std::endl ;
out << "property float L2_a8" << std::endl ;
out << "property float L2_a9" << std::endl ;
out << "property float L2_a10" << std::endl ;
out << "property float L2_a11" << std::endl ;
out << "property float L2_a12" << std::endl ;
out << "property float L2_a13" << std::endl ;
out << "property float L2_a14" << std::endl ;
out << "property float L3_a0" << std::endl ;
out << "property float L3_a1" << std::endl ;
out << "property float L3_a2" << std::endl ;
out << "property float L3_a3" << std::endl ;
out << "property float L3_a4" << std::endl ;
out << "property float L3_a5" << std::endl ;
out << "property float L3_a6" << std::endl ;
out << "property float L3_a7" << std::endl ;
out << "property float L3_a8" << std::endl ;
out << "property float L3_a9" << std::endl ;
out << "property float L3_a10" << std::endl ;
out << "property float L3_a11" << std::endl ;
out << "property float L3_a12" << std::endl ;
out << "property float L3_a13" << std::endl ;
out << "property float L3_a14" << std::endl ;
out << "element face " << nbf << std::endl ;
out << "property list uchar int vertex_indices" << std::endl ;
out << "end_header" << std::endl ;
for(unsigned int i = 0; i < vertices.size(); ++i)
{
unsigned int vi = vertices[i];
out << position[vi][0] << " " << position[vi][1] << " " << position[vi][2] << " " ;
out << frame[0][vi][0] << " " << frame[0][vi][1] << " " << frame[0][vi][2] << " " ;
out << frame[1][vi][0] << " " << frame[1][vi][1] << " " << frame[1][vi][2] << " " ;
out << frame[2][vi][0] << " " << frame[2][vi][1] << " " << frame[2][vi][2] << " " ;
out << colorPTM[0][vi][0] << " " << colorPTM[1][vi][0] << " " << colorPTM[2][vi][0] << " " << colorPTM[3][vi][0] << " " << colorPTM[4][vi][0] << " " << colorPTM[5][vi][0] << " " << colorPTM[6][vi][0] << " " << colorPTM[7][vi][0] << " " << colorPTM[8][vi][0] << " " << colorPTM[9][vi][0] << " " << colorPTM[10][vi][0] << " " << colorPTM[11][vi][0] << " " << colorPTM[12][vi][0] << " " << colorPTM[13][vi][0] << " " << colorPTM[14][vi][0] << " " ;
out << colorPTM[0][vi][1] << " " << colorPTM[1][vi][1] << " " << colorPTM[2][vi][1] << " " << colorPTM[3][vi][1] << " " << colorPTM[4][vi][1] << " " << colorPTM[5][vi][1] << " " << colorPTM[6][vi][1] << " " << colorPTM[7][vi][1] << " " << colorPTM[8][vi][1] << " " << colorPTM[9][vi][1] << " " << colorPTM[10][vi][1] << " " << colorPTM[11][vi][1] << " " << colorPTM[12][vi][1] << " " << colorPTM[13][vi][1] << " " << colorPTM[14][vi][1] << " " ;
out << colorPTM[0][vi][2] << " " << colorPTM[1][vi][2] << " " << colorPTM[2][vi][2] << " " << colorPTM[3][vi][2] << " " << colorPTM[4][vi][2] << " " << colorPTM[5][vi][2] << " " << colorPTM[6][vi][2] << " " << colorPTM[7][vi][2] << " " << colorPTM[8][vi][2] << " " << colorPTM[9][vi][2] << " " << colorPTM[10][vi][2] << " " << colorPTM[11][vi][2] << " " << colorPTM[12][vi][2] << " " << colorPTM[13][vi][2] << " " << colorPTM[14][vi][2] << std::endl ;
}
std::vector<unsigned int>::iterator it = faces.begin();
while (it != faces.end())
{
unsigned int nbe = *it++;
out << nbe ;
for(unsigned int j = 0; j < nbe; ++j)
out << " " << *it++;
out << std::endl ;
}
out.close() ;
return true ;
}
/*
template <typename PFP>
bool exportPLYPTM(typename PFP::MAP& map, const char* filename, const typename PFP::TVEC3& position, const typename PFP::TVEC3 frame[3], const typename PFP::TVEC3 colorPTM[6], const FunctorSelect& good)
{
......@@ -365,7 +513,7 @@ bool exportPLYPTM(typename PFP::MAP& map, const char* filename, const typename P
out.close() ;
return true ;
}
}*/
} // namespace Export
......
include/Algo/Import/import2tablesSurface.hpp
View file @ f1a875bb
......@@ -529,6 +529,137 @@ bool MeshTablesSurface<PFP>::importPly(const std::string& filename, std::vector<
template <typename PFP>
bool MeshTablesSurface<PFP>::importPlyPTM(const std::string& filename, std::vector<std::string>& attrNames)
{
AttributeHandler<typename PFP::VEC3> positions = m_map.template addAttribute<typename PFP::VEC3>(VERTEX_ORBIT, "position") ;
attrNames.push_back(positions.name()) ;
AttributeHandler<typename PFP::VEC3> frame[3] ;
frame[0] = m_map.template addAttribute<typename PFP::VEC3>(VERTEX_ORBIT, "frame_T") ; // Tangent
frame[1] = m_map.template addAttribute<typename PFP::VEC3>(VERTEX_ORBIT, "frame_B") ; // Bitangent
frame[2] = m_map.template addAttribute<typename PFP::VEC3>(VERTEX_ORBIT, "frame_N") ; // Normal
for (unsigned int i = 0 ; i < 3 ; ++i)
attrNames.push_back(frame[i].name()) ;
AttributeHandler<typename PFP::VEC3> colorPTM[15] ;
colorPTM[0] = m_map.template addAttribute<typename PFP::VEC3>(VERTEX_ORBIT, "colorPTM_a0") ;
colorPTM[1] = m_map.template addAttribute<typename PFP::VEC3>(VERTEX_ORBIT, "colorPTM_a1") ;
colorPTM[2] = m_map.template addAttribute<typename PFP::VEC3>(VERTEX_ORBIT, "colorPTM_a2") ;
colorPTM[3] = m_map.template addAttribute<typename PFP::VEC3>(VERTEX_ORBIT, "colorPTM_a3") ;
colorPTM[4] = m_map.template addAttribute<typename PFP::VEC3>(VERTEX_ORBIT, "colorPTM_a4") ;
colorPTM[5] = m_map.template addAttribute<typename PFP::VEC3>(VERTEX_ORBIT, "colorPTM_a5") ;
colorPTM[6] = m_map.template addAttribute<typename PFP::VEC3>(VERTEX_ORBIT, "colorPTM_a6") ;
colorPTM[7] = m_map.template addAttribute<typename PFP::VEC3>(VERTEX_ORBIT, "colorPTM_a7") ;
colorPTM[8] = m_map.template addAttribute<typename PFP::VEC3>(VERTEX_ORBIT, "colorPTM_a8") ;
colorPTM[9] = m_map.template addAttribute<typename PFP::VEC3>(VERTEX_ORBIT, "colorPTM_a9") ;
colorPTM[10] = m_map.template addAttribute<typename PFP::VEC3>(VERTEX_ORBIT, "colorPTM_a10") ;
colorPTM[11] = m_map.template addAttribute<typename PFP::VEC3>(VERTEX_ORBIT, "colorPTM_a11") ;
colorPTM[12] = m_map.template addAttribute<typename PFP::VEC3>(VERTEX_ORBIT, "colorPTM_a12") ;
colorPTM[13] = m_map.template addAttribute<typename PFP::VEC3>(VERTEX_ORBIT, "colorPTM_a13") ;
colorPTM[14] = m_map.template addAttribute<typename PFP::VEC3>(VERTEX_ORBIT, "colorPTM_a14") ;
for (unsigned int i = 0 ; i < 15 ; ++i)
attrNames.push_back(colorPTM[i].name()) ;
AttributeContainer& container = m_map.getAttributeContainer(VERTEX_CELL) ;
std::ifstream fp(filename.c_str(), std::ios::binary);
if (!fp.good())
{
std::cerr << "Unable to open file " << filename<< std::endl;
return false;
}
std::string ligne;
std::string tag;
fp >> tag;
if (tag != std::string("ply"))
{
std::cerr <<filename<< " is not a ply file !" << std::endl;
return false;
}
// va au nombre de sommets
do
{
fp >> tag;
} while (tag != std::string("vertex"));
unsigned int nbp;
fp >> nbp;
// read points
std::vector<unsigned int> verticesID;
verticesID.reserve(nbp);
// va au nombre de faces en comptant le nombre de "property"
unsigned int nb_props = 0;
do
{
fp >> tag;
if (tag == std::string("property"))
nb_props++;
} while (tag != std::string("face"));
fp >> m_nbFaces;
m_nbEdges.reserve(m_nbFaces);
m_emb.reserve(3*m_nbFaces);
// lecture des sommets
// saute à la fin du header
do
{
fp >> tag;
} while (tag != std::string("end_header"));
float* properties = new float[nb_props];
for (unsigned int i = 0; i < nbp; ++i)
{
unsigned int id = container.insertLine();
verticesID.push_back(id);
for (unsigned int j = 0; j < nb_props; ++j)
{
fp >> properties[j];
}
positions[id] = VEC3(properties[0],properties[1],properties[2]);
for (unsigned int k = 0 ; k < 3 ; ++k)
for (unsigned int l = 0 ; l < 3 ; ++l)
frame[k][id][l] = properties[3+(3*k+l)] ;
for (unsigned int k = 0 ; k < 3 ; ++k)
for (unsigned int l = 0 ; l < 15 ; ++l)
colorPTM[l][id][k] = properties[12+(15*k+l)];
}
m_nbVertices = verticesID.size();
delete[] properties;
// read indices of faces
for (unsigned int i = 0; i < m_nbFaces; i++)
{
// read the indices vertices of face
int nbe;
fp >> nbe;
m_nbEdges.push_back(nbe);
int pt;
for (int j=0; j<nbe; ++j)
{
fp >> pt;
m_emb.push_back(verticesID[pt]);
}
}
fp.close();
return true;
}
/*template <typename PFP>
bool MeshTablesSurface<PFP>::importPlyPTM(const std::string& filename, std::vector<std::string>& attrNames)
{
AttributeHandler<typename PFP::VEC3> positions = m_map.template getAttribute<typename PFP::VEC3>(VERTEX_ORBIT, "position") ;
......@@ -651,7 +782,7 @@ bool MeshTablesSurface<PFP>::importPlyPTM(const std::string& filename, std::vect
fp.close();
return true;
}
}*/
template <typename PFP>
bool MeshTablesSurface<PFP>::importCTM(const std::string& filename, std::vector<std::string>& attrNames)
......
include/Utils/shaderPTM.h 0 → 100644
View file @ f1a875bb
/*******************************************************************************
* 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 __CGOGN_SHADER_PHONG__
#define __CGOGN_SHADER_PHONG__
#include <GL/glew.h>
#include "Utils/GLSLShader.h"
#include "Geometry/vector_gen.h"
#include <string>
namespace CGoGN
{
namespace Utils
{
class ShaderPTM : public GLSLShader
{
protected:
// shader sources OGL3
static std::string vertexShaderText;
static std::string fragmentShaderText;
// uniform locations
GLuint m_unif_cameraPos ;
GLuint m_unif_proj ;
//values
Geom::Vec3f m_cameraPos ;
unsigned int m_proj ;
VBO* m_vboPos ;
VBO* m_vboFi ;
VBO* m_vboFn ;
VBO* m_vboA0 ;
VBO* m_vboA3 ;
VBO* m_vboA6 ;
VBO* m_vboA9 ;
VBO* m_vboA12 ;
void getLocations();
void sendParams();
void restoreUniformsAttribs();
public:
ShaderPTM();
// inviduals parameter setting functions
void setCameraPos(const Geom::Vec3f& camera) ;
void setProjectionType(const unsigned int& proj) ;
const Geom::Vec3f& getCameraPosition() const { return m_cameraPos ; }
const unsigned int& getProjectionType() const { return m_proj ; }
/**
* set all parameter in on call (one bind also)
*/
void setParams(const Geom::Vec3f& cameraPos, const unsigned int& proj) ;
// attributes
unsigned int setAttributePosition(VBO* vbo) ;
unsigned int setAttributeFi(VBO* vbo) ;
unsigned int setAttributeFn(VBO* vbo) ;
unsigned int setAttributeA0(VBO* vbo) ;
unsigned int setAttributeA3(VBO* vbo) ;
unsigned int setAttributeA6(VBO* vbo) ;
unsigned int setAttributeA9(VBO* vbo) ;
unsigned int setAttributeA12(VBO* vbo) ;
} ;
} // namespace Utils
} // namespace CGoGN
#endif
src/Utils/shaderPTM.cpp 0 → 100644
View file @ f1a875bb
/*******************************************************************************
* 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 "Utils/shaderPTM.h"
namespace CGoGN
{
namespace Utils
{
std::string ShaderPTM::vertexShaderText =
"ATTRIBUTE vec3 VertexPosition;\n"
"ATTRIBUTE vec3 Fi,Fn;\n"
"ATTRIBUTE vec3 a0,a3,a6,a9,a12;\n"
"uniform mat4 ModelViewProjectionMatrix;\n"
"uniform mat4 ModelViewMatrix;\n"
//"uniform mat4 NormalMatrix;\n"
"uniform vec3 cameraPosition;\n"
"uniform int projectionType;\n"
"VARYING_VERT vec3 vcolour;\n"
"INVARIANT_POS;\n"
"void main ()\n"
"{\n"
" vec3 Fj = cross(Fn, Fi) ;\n"
"\n"
" vec3 eyeV = cameraPosition - VertexPosition;\n"
" eyeV = normalize(eyeV) ;\n"
" \n"
" if (dot(eyeV,Fn) < 0.0)\n"
" vcolour = vec3(0.0,0.0,0.0) ;\n"
" else {\n"
" float u = dot(eyeV,Fi) ;\n"
" float v = dot(eyeV,Fj) ;\n"
"\n"
" /** orthographic --> nothing to add **/\n"
" /** authalic **/\n"
" if (projectionType == 1) {\n"
" float k = sqrt(2.0 / (dot(eyeV,Fn) + 1.0) ) ;\n"
" u *= k ;\n"
" v *= k ;\n"
" }\n"
" /** conform **/\n"
" if (projectionType == 2) {\n"
" float k = dot(eyeV,Fn) + 1.0 ;\n"
" u /= k ;\n"
" v /= k ;\n"
" }\n"
"\n"
" /** Function evaluation **/\n"
" float t = a0.x + a0.y*v + a0.z*u + a3.x*u*v + a3.y*v*v + a3.z*u*u + a6.x*u*v*v + a6.y*u*u*v + a6.z*v*v*v + a9.x*u*u*u + a9.y*u*u*v*v + a9.z*u*v*v*v + a12.x*u*u*u*v + a12.y*v*v*v*v + a12.z*u*u*u*u ;\n"
" vcolour = vec3(t,t,t) ;\n"
" \n"
" /*vcolour = vec3 (\n"
" u*u*u*a9.x + v*v*v*a8.x + u*u*v*a7.x + u*v*v*a6.x + u*u*a5.x + v*v*a4.x + u*v*a3.x + u*a2.x + v*a1.x + a0.x,\n"
" u*u*u*a9.y + v*v*v*a8.y + u*u*v*a7.y + u*v*v*a6.y + u*u*a5.y + v*v*a4.y + u*v*a3.y + u*a2.y + v*a1.y + a0.y,\n"
" u*u*u*a9.z + v*v*v*a8.z + u*u*v*a7.z + u*v*v*a6.z + u*u*a5.z + v*v*a4.z + u*v*a3.z + u*a2.z + v*a1.z + a0.z) ;*/\n"
" }\n"
" vec3 Position = vec3 (ModelViewMatrix * vec4 (VertexPosition, 1.0));\n"
" gl_Position = ModelViewProjectionMatrix * vec4 (VertexPosition, 1.0);\n"
"}";
std::string ShaderPTM::fragmentShaderText =
"PRECISON;\n"
"VARYING_FRAG vec3 vcolour;\n"
"FRAG_OUT_DEF;\n"
"void main (void)\n"
"{\n"
" gl_FragColor = vec4(vcolour,1.0) ;\n"
"}";
ShaderPTM::ShaderPTM():
m_cameraPos(Geom::Vec3f(10.0f,10.0f,1000.0f)),
m_proj(0)
{
// get choose GL defines (2 or 3)
// and compile shaders
std::string glxvert(*GLSLShader::DEFINES_GL);
glxvert.append(vertexShaderText);
std::string glxfrag(*GLSLShader::DEFINES_GL);
glxfrag.append(fragmentShaderText);
loadShadersFromMemory(glxvert.c_str(), glxfrag.c_str());
// and get and fill uniforms
bind();
getLocations();
sendParams();
}
void ShaderPTM::getLocations()
{
m_unif_cameraPos = glGetUniformLocation(this->program_handler(), "cameraPosition");
m_unif_proj = glGetUniformLocation(this->program_handler(), "projectionType");
}
void ShaderPTM::sendParams()
{
glUniform3fv(m_unif_cameraPos, 1, m_cameraPos.data());
glUniform1i(m_unif_proj, m_proj);
}
void ShaderPTM::setCameraPos(const Geom::Vec3f& camera)
{
this->bind();
glUniform3fv(m_unif_cameraPos,1, camera.data());
m_cameraPos = camera ;
}
void ShaderPTM::setProjectionType(const unsigned int& proj)
{
this->bind() ;
glUniform1i (m_unif_proj, proj) ;
m_proj = proj ;
}
void ShaderPTM::setParams(const Geom::Vec3f& camera, const unsigned int& proj)
{
m_cameraPos = camera ;
m_proj = proj ;
bind();
sendParams();
}
void ShaderPTM::restoreUniformsAttribs()
{
getLocations();
sendParams();
// TODO
// bindVA_VBO("cameraPosition", m_cameraPos);
// bindVA_VBO("projectionType", m_proj);
}
unsigned int ShaderPTM::setAttributePosition(VBO* vbo)
{
m_vboPos = vbo;
return bindVA_VBO("VertexPosition", vbo);
}
unsigned int ShaderPTM::setAttributeFi(VBO* vbo)
{
m_vboPos = vbo;
return bindVA_VBO("Fi", vbo);
}
unsigned int ShaderPTM::setAttributeFn(VBO* vbo)
{