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support now face coords for OM reader/writer

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This commit is contained in:
Alexandra Heuschling
2021-01-13 14:15:08 +01:00
parent bdd10562d2
commit 74132eff65
5 changed files with 62 additions and 3 deletions
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25
src/OpenMesh/Core/IO/writer/OMWriter.cc
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@@ -303,7 +303,6 @@ bool _OMWriter_::write_binary(std::ostream& _os, BaseExporter& _be,
chunk_header.dim_ = OMFormat::dim(t);
chunk_header.bits_ = OMFormat::bits(t[0]);
// std::clog << chunk_header << std::endl;
bytes += store(_os, chunk_header, swap);
for (i = 0, nV = header.n_vertices_; i < nV; ++i)
@@ -337,6 +336,30 @@ bool _OMWriter_::write_binary(std::ostream& _os, BaseExporter& _be,
}
}
// ---------- write face texture coords
if (_OMWriter_::version_ > OMFormat::mk_version(2,1) && _be.n_edges() && _opt.check(Options::FaceTexCoord))
{
t = _be.texcoord(HalfedgeHandle(0));
chunk_header.name_ = false;
chunk_header.entity_ = OMFormat::Chunk::Entity_Halfedge;
chunk_header.type_ = OMFormat::Chunk::Type_Texcoord;
chunk_header.signed_ = OMFormat::is_signed(t[0]);
chunk_header.float_ = OMFormat::is_float(t[0]);
chunk_header.dim_ = OMFormat::dim(t);
chunk_header.bits_ = OMFormat::bits(t[0]);
bytes += store(_os, chunk_header, swap);
int nHE;
for (i = 0, nHE = header.n_edges_*2; i < nHE; ++i)
bytes += vector_store(_os, _be.texcoord(HalfedgeHandle(i)), swap);
}
//---------------------------------------------------------------
// ---------- write vertex topology (outgoing halfedge)
if (_be.n_vertices())
{