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Fix T102672: OBJ exporter "material groups" option wrong for objects with >32k faces 

Turns out, using the wrong output buffer (global one, instead of
per-thread one) puts the data into the wrong buffer! Fixes T102672
This commit is contained in:
Aras Pranckevicius 2023-01-02 16:12:17 +02:00
parent 46c1cddabd
commit eaef8d50bc
Notes: blender-bot 2023-02-14 05:52:32 +01:00 
Referenced by issue #102672,  New OBJ exporter does not export groups by material if dense mesh
1 changed files with 1 additions and 1 deletions
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source/blender/io/wavefront_obj/exporter/obj_export_file_writer.cc
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@ -392,7 +392,7 @@ void OBJWriter::write_poly_elements(FormatHandler &fh,
if (export_params_.export_material_groups) {
std::string object_name = obj_mesh_data.get_object_name();
spaces_to_underscores(object_name);
fh.write_obj_group(object_name + "_" + mat_name);
buf.write_obj_group(object_name + "_" + mat_name);
}
buf.write_obj_usemtl(mat_name);
}