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- now the OM reader also checks user options

Browse Source 
- added some corresponding unittests

refs #1077

git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@743 fdac6126-5c0c-442c-9429-916003d36597
This commit is contained in:
Isaak Lim
2012-10-08 13:25:36 +00:00
parent 8c41187816
commit 6aa98b5b7c
5 changed files with 129 additions and 35 deletions
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31
src/OpenMesh/Core/IO/reader/OMReader.cc
View File

@@ -89,6 +89,7 @@ bool _OMReader_::read(const std::string& _filename, BaseImporter& _bi, Options&
return false;
_opt += Options::Binary; // only binary format supported!
fileOptions_ = Options::Binary;
// Open file
std::ifstream ifs(_filename.c_str(), std::ios::binary);
@@ -103,6 +104,8 @@ bool _OMReader_::read(const std::string& _filename, BaseImporter& _bi, Options&
// close input stream
ifs.close();
_opt = _opt & fileOptions_;
return result;
}
@@ -116,6 +119,7 @@ bool _OMReader_::read(std::istream& _is, BaseImporter& _bi, Options& _opt)
return false;
_opt += Options::Binary; // only binary format supported!
fileOptions_ = Options::Binary;
if (!_is.good()) {
omerr() << "[OMReader] : cannot read from stream " << std::endl;
@@ -128,6 +132,8 @@ bool _OMReader_::read(std::istream& _is, BaseImporter& _bi, Options& _opt)
if (result)
_opt += Options::Binary;
_opt = _opt & fileOptions_;
return result;
}
@@ -289,20 +295,22 @@ bool _OMReader_::read_binary_vertex_chunk(std::istream &_is, BaseImporter &_bi,
case Chunk::Type_Normal:
assert( OMFormat::dimensions(chunk_header_) == size_t(OpenMesh::Vec3f::dim()));
_opt += Options::VertexNormal;
fileOptions_ += Options::VertexNormal;
for (; vidx < header_.n_vertices_ && !_is.eof(); ++vidx) {
bytes_ += vector_restore(_is, v3f, _swap);
_bi.set_normal(VertexHandle(vidx), v3f);
if (fileOptions_.vertex_has_normal() && _opt.vertex_has_normal())
_bi.set_normal(VertexHandle(vidx), v3f);
}
break;
case Chunk::Type_Texcoord:
assert( OMFormat::dimensions(chunk_header_) == size_t(OpenMesh::Vec2f::dim()));
_opt += Options::VertexTexCoord;
fileOptions_ += Options::VertexTexCoord;
for (; vidx < header_.n_vertices_ && !_is.eof(); ++vidx) {
bytes_ += vector_restore(_is, v2f, _swap);
_bi.set_texcoord(VertexHandle(vidx), v2f);
if (fileOptions_.vertex_has_texcoord() && _opt.vertex_has_texcoord())
_bi.set_texcoord(VertexHandle(vidx), v2f);
}
break;
@@ -310,11 +318,12 @@ bool _OMReader_::read_binary_vertex_chunk(std::istream &_is, BaseImporter &_bi,
assert( OMFormat::dimensions(chunk_header_) == 3);
_opt += Options::VertexColor;
fileOptions_ += Options::VertexColor;
for (; vidx < header_.n_vertices_ && !_is.eof(); ++vidx) {
bytes_ += vector_restore(_is, v3uc, _swap);
_bi.set_color(VertexHandle(vidx), v3uc);
if (fileOptions_.vertex_has_color() && _opt.vertex_has_color())
_bi.set_color(VertexHandle(vidx), v3uc);
}
break;
@@ -386,10 +395,11 @@ bool _OMReader_::read_binary_face_chunk(std::istream &_is, BaseImporter &_bi, Op
case Chunk::Type_Normal:
assert( OMFormat::dimensions(chunk_header_) == size_t(OpenMesh::Vec3f::dim()));
_opt += Options::FaceNormal;
fileOptions_ += Options::FaceNormal;
for (; fidx < header_.n_faces_ && !_is.eof(); ++fidx) {
bytes_ += vector_restore(_is, v3f, _swap);
_bi.set_normal(FaceHandle(fidx), v3f);
if( fileOptions_.face_has_normal() && _opt.face_has_normal())
_bi.set_normal(FaceHandle(fidx), v3f);
}
break;
@@ -397,10 +407,11 @@ bool _OMReader_::read_binary_face_chunk(std::istream &_is, BaseImporter &_bi, Op
assert( OMFormat::dimensions(chunk_header_) == 3);
_opt += Options::FaceColor;
fileOptions_ += Options::FaceColor;
for (; fidx < header_.n_faces_ && !_is.eof(); ++fidx) {
bytes_ += vector_restore(_is, v3uc, _swap);
_bi.set_color(FaceHandle(fidx), v3uc);
if( fileOptions_.face_has_color() && _opt.face_has_color())
_bi.set_color(FaceHandle(fidx), v3uc);
}
break;

51
src/OpenMesh/Core/IO/reader/OMReader.hh
View File

@@ -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/>. *
* *
\*===========================================================================*/
\*===========================================================================*/
/*===========================================================================*\
* *
* *
* $Revision$ *
* $Date$ *
* *
@@ -76,8 +76,8 @@ namespace IO {
//== IMPLEMENTATION ===========================================================
/**
Implementation of the OM format reader. This class is singleton'ed by
/**
Implementation of the OM format reader. This class is singleton'ed by
SingletonT to OMReader.
*/
class OPENMESHDLLEXPORT _OMReader_ : public BaseReader
@@ -90,20 +90,20 @@ public:
std::string get_description() const { return "OpenMesh File Format"; }
std::string get_extensions() const { return "om"; }
std::string get_magic() const { return "OM"; }
bool read(const std::string& _filename,
BaseImporter& _bi,
bool read(const std::string& _filename,
BaseImporter& _bi,
Options& _opt );
//! Stream Reader for std::istream input in binary format
bool read(std::istream& _is,
BaseImporter& _bi,
bool read(std::istream& _is,
BaseImporter& _bi,
Options& _opt );
virtual bool can_u_read(const std::string& _filename) const;
virtual bool can_u_read(std::istream& _is) const;
private:
bool supports( const OMFormat::uint8 version ) const;
@@ -117,38 +117,39 @@ private:
// initialized/updated by read_binary*/read_ascii*
mutable size_t bytes_;
mutable Options fileOptions_;
mutable Header header_;
mutable ChunkHeader chunk_header_;
mutable PropertyName property_name_;
bool read_binary_vertex_chunk( std::istream &_is,
BaseImporter &_bi,
bool read_binary_vertex_chunk( std::istream &_is,
BaseImporter &_bi,
Options &_opt,
bool _swap) const;
bool read_binary_face_chunk( std::istream &_is,
BaseImporter &_bi,
bool read_binary_face_chunk( std::istream &_is,
BaseImporter &_bi,
Options &_opt,
bool _swap) const;
bool read_binary_edge_chunk( std::istream &_is,
BaseImporter &_bi,
bool read_binary_edge_chunk( std::istream &_is,
BaseImporter &_bi,
Options &_opt,
bool _swap) const;
bool read_binary_halfedge_chunk( std::istream &_is,
BaseImporter &_bi,
bool read_binary_halfedge_chunk( std::istream &_is,
BaseImporter &_bi,
Options &_opt,
bool _swap) const;
bool read_binary_mesh_chunk( std::istream &_is,
BaseImporter &_bi,
bool read_binary_mesh_chunk( std::istream &_is,
BaseImporter &_bi,
Options &_opt,
bool _swap) const;
size_t restore_binary_custom_data( std::istream& _is,
size_t restore_binary_custom_data( std::istream& _is,
BaseProperty* _bp,
size_t _n_elem,
size_t _n_elem,
bool _swap) const;
};