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Added a missing #include<wrap/io_trimesh/io_mask.h>

This commit is contained in:
Paolo Cignoni 2015-03-18 22:25:53 +00:00
parent 4d74a93851
commit 9d093af774
1 changed files with 48 additions and 49 deletions
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97
wrap/io_trimesh/import_stl.h
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@ -8,7 +8,7 @@
* \ *
* All rights reserved. *
* *
* This program is free software; you can redistribute it and/or modify *
* 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. *
@ -24,14 +24,13 @@
#ifndef __VCGLIB_IMPORT_STL
#define __VCGLIB_IMPORT_STL
#include <stdio.h>
#include <wrap/callback.h>
#include <vcg/space/color4.h>
#include <wrap/io_trimesh/io_mask.h>
namespace vcg {
namespace tri {
namespace io {
/**
/**
This class encapsulate a filter for importing stl (stereolitograpy) meshes.
The stl format is quite simple and rather un-flexible. It just stores, in ascii or binary the, unindexed, geometry of the faces.
Warning: this code assume little endian (PC) architecture!!!
@ -61,20 +60,20 @@ public:
};
enum STLError {
E_NOERROR, // 0
// Errori di open
E_CANTOPEN, // 1
E_UNESPECTEDEOF // 2
E_NOERROR, // 0
// Errori di open
E_CANTOPEN, // 1
E_UNESPECTEDEOF // 2
};
static const char *ErrorMsg(int error)
{
static const char * stl_error_msg[] =
{
"No errors",
"Can't open file",
"Premature End of file",
};
"No errors",
"Can't open file",
"Premature End of file",
};
if(error>2 || error<0) return "Unknown error";
else return stl_error_msg[error];
@ -124,7 +123,7 @@ static bool IsSTLColored(const char * filename, bool &magicsMode)
if(attr!=0)
{
if(Color4b::FromUnsignedR5G5B5(attr) != Color4b(Color4b::White))
return true;
return true;
}
}
@ -179,7 +178,7 @@ static int OpenBinary( OpenMeshType &m, const char * filename, int &loadMask, Ca
{
return E_CANTOPEN;
}
bool magicsMode;
if(!IsSTLColored(filename,magicsMode))
loadMask = loadMask & (~Mask::IOM_FACECOLOR);
@ -187,12 +186,12 @@ static int OpenBinary( OpenMeshType &m, const char * filename, int &loadMask, Ca
int facenum;
fseek(fp, STL_LABEL_SIZE, SEEK_SET);
fread(&facenum, sizeof(int), 1, fp);
m.Clear();
FaceIterator fi=Allocator<OpenMeshType>::AddFaces(m,facenum);
VertexIterator vi=Allocator<OpenMeshType>::AddVertices(m,facenum*3);
// For each triangle read the normal, the three coords and a short set to zero
for(int i=0;i<facenum;++i)
for(int i=0;i<facenum;++i)
{
unsigned short attr;
Point3f norm;
@ -207,12 +206,12 @@ static int OpenBinary( OpenMeshType &m, const char * filename, int &loadMask, Ca
}
for(int k=0;k<3;++k)
{
(*vi).P().Import(tri[k]);
(*fi).V(k)=&*vi;
(*vi).P().Import(tri[k]);
(*fi).V(k)=&*vi;
++vi;
}
++fi;
if(cb && (i%1000)==0) cb((i*100)/facenum,"STL Mesh Loading");
if(cb && (i%1000)==0) cb((i*100)/facenum,"STL Mesh Loading");
}
fclose(fp);
return E_NOERROR;
@ -227,58 +226,58 @@ static int OpenBinary( OpenMeshType &m, const char * filename, int &loadMask, Ca
{
return E_CANTOPEN;
}
long currentPos = ftell(fp);
fseek(fp,0L,SEEK_END);
long fileLen = ftell(fp);
fseek(fp,currentPos,SEEK_SET);
long currentPos = ftell(fp);
fseek(fp,0L,SEEK_END);
long fileLen = ftell(fp);
fseek(fp,currentPos,SEEK_SET);
m.Clear();
/* Skip the first line of the file */
while(getc(fp) != '\n') { }
STLFacet f;
int cnt=0;
int lineCnt=0;
int ret;
int lineCnt=0;
int ret;
/* Read a single facet from an ASCII .STL file */
while(!feof(fp))
{
if(cb && (++cnt)%1000) cb( int(double(ftell(fp))*100.0/fileLen), "STL Mesh Loading");
ret=fscanf(fp, "%*s %*s %f %f %f\n", &f.n.X(), &f.n.Y(), &f.n.Z()); // --> "facet normal 0 0 0"
if(ret!=3)
{
// we could be in the case of a multiple solid object, where after a endfaced instead of another facet we have to skip two lines:
// endloop
// endfacet
//endsolid <- continue on ret==0 will skip this line
//solid ascii <- and this one.
// facet normal 0.000000e+000 7.700727e-001 -6.379562e-001
lineCnt++;
continue;
}
if(cb && (++cnt)%1000) cb( int(double(ftell(fp))*100.0/fileLen), "STL Mesh Loading");
ret=fscanf(fp, "%*s %*s %f %f %f\n", &f.n.X(), &f.n.Y(), &f.n.Z()); // --> "facet normal 0 0 0"
if(ret!=3)
{
// we could be in the case of a multiple solid object, where after a endfaced instead of another facet we have to skip two lines:
// endloop
// endfacet
//endsolid <- continue on ret==0 will skip this line
//solid ascii <- and this one.
// facet normal 0.000000e+000 7.700727e-001 -6.379562e-001
lineCnt++;
continue;
}
ret=fscanf(fp, "%*s %*s"); // --> "outer loop"
ret=fscanf(fp, "%*s %f %f %f\n", &f.v[0].X(), &f.v[0].Y(), &f.v[0].Z()); // --> "vertex x y z"
if(ret!=3)
return E_UNESPECTEDEOF;
if(ret!=3)
return E_UNESPECTEDEOF;
ret=fscanf(fp, "%*s %f %f %f\n", &f.v[1].X(), &f.v[1].Y(), &f.v[1].Z()); // --> "vertex x y z"
if(ret!=3)
return E_UNESPECTEDEOF;
if(ret!=3)
return E_UNESPECTEDEOF;
ret=fscanf(fp, "%*s %f %f %f\n", &f.v[2].X(), &f.v[2].Y(), &f.v[2].Z()); // --> "vertex x y z"
if(ret!=3)
return E_UNESPECTEDEOF;
if(ret!=3)
return E_UNESPECTEDEOF;
ret=fscanf(fp, "%*s"); // --> "endloop"
ret=fscanf(fp, "%*s"); // --> "endfacet"
lineCnt+=7;
lineCnt+=7;
if(feof(fp)) break;
FaceIterator fi=Allocator<OpenMeshType>::AddFaces(m,1);
VertexIterator vi=Allocator<OpenMeshType>::AddVertices(m,3);
for(int k=0;k<3;++k)
{
(*vi).P().Import(f.v[k]);
(*fi).V(k)=&*vi;
(*vi).P().Import(f.v[k]);
(*fi).V(k)=&*vi;
++vi;
}
}
}
fclose(fp);
return E_NOERROR;