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added possibility of skipping header

This commit is contained in:
Paolo Cignoni 2009-03-03 23:41:00 +00:00
parent 1a4c19c69f
commit 90d7a087bc
1 changed files with 13 additions and 5 deletions
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18
wrap/io_trimesh/import_asc.h
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@ -86,12 +86,13 @@ static const char *ErrorMsg(int error)
* \param lineskip number of lines to be skipped at the begin of the file
* \return the operation result
*/
static int Open( MESH_TYPE &m, const char * filename, CallBackPos *cb=0,bool triangulate=false)
static int Open( MESH_TYPE &m, const char * filename, CallBackPos *cb=0, bool triangulate=false, int lineskip=0)
{
FILE *fp;
fp = fopen(filename, "r");
if(fp == NULL)
{
qDebug("Failed opening of %s",filename);
return E_CANTOPEN;
}
long currentPos = ftell(fp);
@ -106,6 +107,11 @@ static int Open( MESH_TYPE &m, const char * filename, CallBackPos *cb=0,bool tri
int cnt=0;
int ret;
char buf[1024];
// skip the first <lineskip> lines
for(int i=0;i<lineskip;++i)
fgets(buf,1024,fp);
/* Read a single facet from an ASCII .STL file */
while(!feof(fp))
{
@ -113,10 +119,12 @@ static int Open( MESH_TYPE &m, const char * filename, CallBackPos *cb=0,bool tri
if(feof(fp)) break;
fgets(buf,1024,fp);
ret=sscanf(buf, "%f, %f, %f, %f\n", &pp.X(), &pp.Y(), &pp.Z(),&q);
if(ret<3) return E_UNESPECTEDEOF;
VertexIterator vi=Allocator<MESH_TYPE>::AddVertices(m,1);
(*vi).P().Import(pp);
if(ret==4) (*vi).Q()=q;
if(ret>=3)
{
VertexIterator vi=Allocator<MESH_TYPE>::AddVertices(m,1);
(*vi).P().Import(pp);
if(ret==4) (*vi).Q()=q;
}
}
fclose(fp);