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- added precision option to openmesh writers

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refs #1075

git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@746 fdac6126-5c0c-442c-9429-916003d36597
This commit is contained in:
Isaak Lim
2012-10-15 10:28:14 +00:00
parent 1d6e590a0f
commit fc7acde663
11 changed files with 147 additions and 132 deletions
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54
src/OpenMesh/Core/IO/writer/OFFWriter.cc
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@@ -4,10 +4,10 @@
* Copyright (C) 2001-2012 by Computer Graphics Group, RWTH Aachen *
* www.openmesh.org *
* *
*---------------------------------------------------------------------------*
*---------------------------------------------------------------------------*
* This file is part of OpenMesh. *
* *
* OpenMesh is free software: you can redistribute it and/or modify *
* OpenMesh 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 3 of *
* the License, or (at your option) any later version with the *
@@ -30,10 +30,10 @@
* License along with OpenMesh. If not, *
* see <http://www.gnu.org/licenses/>. *
* *
\*===========================================================================*/
\*===========================================================================*/
/*===========================================================================*\
* *
* *
* $Revision$ *
* $Date$ *
* *
@@ -78,7 +78,7 @@ _OFFWriter_::_OFFWriter_() { IOManager().register_module(this); }
bool
_OFFWriter_::
write(const std::string& _filename, BaseExporter& _be, Options _opt) const
write(const std::string& _filename, BaseExporter& _be, Options _opt, std::streamsize _precision) const
{
// check exporter features
if ( !check( _be, _opt ) )
@@ -88,7 +88,7 @@ write(const std::string& _filename, BaseExporter& _be, Options _opt) const
// check writer features
if ( _opt.check(Options::FaceNormal) ) // not supported by format
return false;
// open file
std::fstream out(_filename.c_str(), (_opt.check(Options::Binary) ? std::ios_base::binary | std::ios_base::out
: std::ios_base::out) );
@@ -100,6 +100,7 @@ write(const std::string& _filename, BaseExporter& _be, Options _opt) const
return false;
}
out.precision(_precision);
// write header line
if (_opt.check(Options::VertexTexCoord)) out << "ST";
@@ -126,7 +127,7 @@ write(const std::string& _filename, BaseExporter& _be, Options _opt) const
bool
_OFFWriter_::
write(std::ostream& _os, BaseExporter& _be, Options _opt) const
write(std::ostream& _os, BaseExporter& _be, Options _opt, std::streamsize _precision) const
{
// check exporter features
if ( !check( _be, _opt ) )
@@ -136,8 +137,8 @@ write(std::ostream& _os, BaseExporter& _be, Options _opt) const
// check writer features
if ( _opt.check(Options::FaceNormal) ) // not supported by format
return false;
if (!_os.good())
{
omerr() << "[OFFWriter] : cannot write to stream "
@@ -145,6 +146,7 @@ write(std::ostream& _os, BaseExporter& _be, Options _opt) const
return false;
}
_os.precision(_precision);
// write header line
if (_opt.check(Options::VertexTexCoord)) _os << "ST";
@@ -195,16 +197,16 @@ write_ascii(std::ostream& _out, BaseExporter& _be, Options _opt) const
{
vh = VertexHandle(i);
v = _be.point(vh);
//Vertex
_out << v[0] << " " << v[1] << " " << v[2];
// VertexNormal
if ( _opt.vertex_has_normal() ) {
n = _be.normal(vh);
_out << " " << n[0] << " " << n[1] << " " << n[2];
}
// VertexColor
if ( _opt.vertex_has_color() ) {
//with alpha
@@ -217,26 +219,26 @@ write_ascii(std::ostream& _out, BaseExporter& _be, Options _opt) const
_out << " " << c[0] << " " << c[1] << " " << c[2];
}
}
// TexCoord
if (_opt.vertex_has_texcoord() ) {
t = _be.texcoord(vh);
_out << " " << t[0] << " " << t[1];
}
_out << "\n";
}
// faces (indices starting at 0)
if (_be.is_triangle_mesh())
{
for (i=0, nF=_be.n_faces(); i<nF; ++i)
{
_be.get_vhandles(FaceHandle(i), vhandles);
_out << 3 << " ";
_out << 3 << " ";
_out << vhandles[0].idx() << " ";
_out << vhandles[1].idx() << " ";
_out << vhandles[1].idx() << " ";
_out << vhandles[2].idx();
//face color
@@ -305,7 +307,7 @@ void _OFFWriter_::writeValue(std::ostream& _out, float value) const {
store(_out, tmp, false);
}
bool
bool
_OFFWriter_::
write_binary(std::ostream& _out, BaseExporter& _be, Options _opt) const
{
@@ -325,18 +327,18 @@ write_binary(std::ostream& _out, BaseExporter& _be, Options _opt) const
writeValue(_out, (uint) _be.n_faces() );
writeValue(_out, 0 );
// vertex data (point, normals, texcoords)
for (i=0, nV=_be.n_vertices(); i<nV; ++i)
{
vh = VertexHandle(i);
v = _be.point(vh);
//vertex
writeValue(_out, v[0]);
writeValue(_out, v[1]);
writeValue(_out, v[2]);
// vertex normal
if ( _opt.vertex_has_normal() ) {
n = _be.normal(vh);
@@ -360,7 +362,7 @@ write_binary(std::ostream& _out, BaseExporter& _be, Options _opt) const
writeValue(_out, t[0]);
writeValue(_out, t[1]);
}
}
// faces (indices starting at 0)
@@ -426,7 +428,7 @@ binary_size(BaseExporter& _be, Options _opt) const
size_t _3floats(3*sizeof(float));
size_t _3ui(3*sizeof(unsigned int));
size_t _4ui(4*sizeof(unsigned int));
if ( !_opt.is_binary() )
return 0;
else
@@ -441,7 +443,7 @@ binary_size(BaseExporter& _be, Options _opt) const
header += 1; // N
data += _be.n_vertices() * _3floats;
}
if ( _opt.vertex_has_color() && _be.has_vertex_colors() )
{
header += 1; // C
@@ -472,7 +474,7 @@ binary_size(BaseExporter& _be, Options _opt) const
}
}
// face colors
if ( _opt.face_has_color() && _be.has_face_colors() ){
if ( _opt.color_has_alpha() )