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Cleaned up a bit the indentation and added support for saving line mesh in OBJ

This commit is contained in:
Paolo Cignoni 2013-07-26 09:35:44 +00:00
parent c5549f607a
commit 636f818107
1 changed files with 333 additions and 336 deletions
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49
wrap/io_trimesh/export_obj.h
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@ -37,11 +37,12 @@ namespace vcg {
namespace tri { namespace tri {
namespace io { namespace io {
template <class SaveMeshType> template <class SaveMeshType>
class ExporterOBJ class ExporterOBJ
{ {
public: public:
typedef typename SaveMeshType::FaceIterator FaceIterator; typedef typename SaveMeshType::FaceIterator FaceIterator;
typedef typename SaveMeshType::EdgeIterator EdgeIterator;
typedef typename SaveMeshType::VertexIterator VertexIterator; typedef typename SaveMeshType::VertexIterator VertexIterator;
typedef typename SaveMeshType::VertexType VertexType; typedef typename SaveMeshType::VertexType VertexType;
typedef typename SaveMeshType::ScalarType ScalarType; typedef typename SaveMeshType::ScalarType ScalarType;
@ -97,6 +98,7 @@ namespace io {
//face //face
capability |= vcg::tri::io::Mask::IOM_FACECOLOR; capability |= vcg::tri::io::Mask::IOM_FACECOLOR;
capability |= vcg::tri::io::Mask::IOM_EDGEINDEX;
//wedg //wedg
capability |= vcg::tri::io::Mask::IOM_WEDGTEXCOORD; capability |= vcg::tri::io::Mask::IOM_WEDGTEXCOORD;
capability |= vcg::tri::io::Mask::IOM_WEDGNORMAL; capability |= vcg::tri::io::Mask::IOM_WEDGNORMAL;
@ -193,12 +195,11 @@ namespace io {
fprintf(fp,"# %d vertices, %d vertices normals\n\n",m.vn,int(NormalVertex.size())); fprintf(fp,"# %d vertices, %d vertices normals\n\n",m.vn,int(NormalVertex.size()));
//faces + texture coords //faces + texture coords
FaceIterator fi;
std::map<vcg::TexCoord2<ScalarType>,int> CoordIndexTexture; std::map<vcg::TexCoord2<ScalarType>,int> CoordIndexTexture;
unsigned int material_num = 0; unsigned int material_num = 0;
int mem_index = 0; //var temporany int mem_index = 0; //var temporany
int curTexCoordIndex = 1; int curTexCoordIndex = 1;
for(fi=m.face.begin(); fi!=m.face.end(); ++fi) if( !(*fi).IsD() ) for(FaceIterator fi=m.face.begin(); fi!=m.face.end(); ++fi) if( !(*fi).IsD() )
{ {
if((mask & Mask::IOM_FACECOLOR) || (mask & Mask::IOM_WEDGTEXCOORD) ) if((mask & Mask::IOM_FACECOLOR) || (mask & Mask::IOM_WEDGTEXCOORD) )
{ {
@ -223,7 +224,6 @@ namespace io {
//saves texture coord x wedge //saves texture coord x wedge
if(HasPerWedgeTexCoord(m) && (mask & Mask::IOM_WEDGTEXCOORD)) if(HasPerWedgeTexCoord(m) && (mask & Mask::IOM_WEDGTEXCOORD))
for(int k=0;k<(*fi).VN();k++) for(int k=0;k<(*fi).VN();k++)
{
{ {
if(AddNewTextureCoord(CoordIndexTexture,(*fi).WT(k),curTexCoordIndex)) if(AddNewTextureCoord(CoordIndexTexture,(*fi).WT(k),curTexCoordIndex))
{ {
@ -231,7 +231,6 @@ namespace io {
curTexCoordIndex++; //ncreases the value number to be associated to the Texture curTexCoordIndex++; //ncreases the value number to be associated to the Texture
} }
} }
}
fprintf(fp,"f "); fprintf(fp,"f ");
@ -240,7 +239,7 @@ namespace io {
if(k!=0) fprintf(fp," "); if(k!=0) fprintf(fp," ");
int vInd = -1; int vInd = -1;
// +1 because Obj file format begins from index = 1 but not from index = 0. // +1 because Obj file format begins from index = 1 but not from index = 0.
vInd = VertexId[GetIndexVertex(m, (*fi).V(k))] + 1;//index of vertex per face vInd = VertexId[tri::Index(m, (*fi).V(k))] + 1;//index of vertex per face
int vt = -1; int vt = -1;
if(mask & Mask::IOM_WEDGTEXCOORD) if(mask & Mask::IOM_WEDGTEXCOORD)
@ -258,34 +257,35 @@ namespace io {
WriteFacesElement(fp,vInd,vt,vn); WriteFacesElement(fp,vInd,vt,vn);
} }
fprintf(fp,"\n"); fprintf(fp,"\n");
if (cb !=NULL) { if (cb !=NULL) {
if(!(*cb)((100*++current)/totalPrimitives, "writing vertices ")) if(!(*cb)((100*++current)/totalPrimitives, "writing vertices "))
{ fclose(fp); return E_ABORTED;} { fclose(fp); return E_ABORTED;}
} }
}//for }//for faces
for(EdgeIterator ei=m.edge.begin(); ei!=m.edge.end(); ++ei) if( !(*ei).IsD() )
{
fprintf(fp,"l %i %i\n",
VertexId[tri::Index(m, (*ei).V(0))] + 1,
VertexId[tri::Index(m, (*ei).V(1))] + 1);
}
fprintf(fp,"# %d faces, %d coords texture\n\n",m.fn,int(CoordIndexTexture.size())); fprintf(fp,"# %d faces, %d coords texture\n\n",m.fn,int(CoordIndexTexture.size()));
fprintf(fp,"# End of File\n"); fprintf(fp,"# End of File\n");
fclose(fp); fclose(fp);
int r = 0; int errCode = E_NOERROR;
if((mask & Mask::IOM_WEDGTEXCOORD) || (mask & Mask::IOM_FACECOLOR) ) if((mask & Mask::IOM_WEDGTEXCOORD) || (mask & Mask::IOM_FACECOLOR) )
r = WriteMaterials(materialVec, filename,cb);//write material errCode = WriteMaterials(materialVec, filename,cb);//write material
if(r!= E_NOERROR) if(errCode!= E_NOERROR)
return r; return errCode;
return E_NOERROR; return E_NOERROR;
} }
/*
returns index of the vertex
*/
inline static int GetIndexVertex(SaveMeshType &m, VertexType *p)
{
return p-&*(m.vert.begin());
}
/* /*
returns index of the texture coord returns index of the texture coord
*/ */
@ -307,9 +307,6 @@ namespace io {
typename std::map<CoordType,int>::iterator iter= mapNormToInt.find(norm); typename std::map<CoordType,int>::iterator iter= mapNormToInt.find(norm);
if(iter != mapNormToInt.end()) return (*iter).second; if(iter != mapNormToInt.end()) return (*iter).second;
else return -1; else return -1;
// Old wrong version.
// int index = mapNormToInt[m.vert[iv].N()];
// if(index!=0){return index;}
} }
/* /*
@ -399,7 +396,7 @@ namespace io {
return E_NOERROR; return E_NOERROR;
} }
}; // end class }; // end class
} // end Namespace tri } // end Namespace tri
} // end Namespace io } // end Namespace io
} // end Namespace vcg } // end Namespace vcg