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0031812: IGES import - NURBS patches lost in the import process - 720

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Correction for case invalid color definition to avoid considering an entity that has a number corresponding to the color field as erroneous if entity is not a color entity.
This commit is contained in:
gka 2020-10-01 12:37:34 +03:00 committed by bugmaster
parent b81a7e3160
commit 809a2e13f8
2 changed files with 16 additions and 1 deletions
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4
src/IGESData/IGESData_IGESReaderTool.cxx
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@ -290,13 +290,15 @@ IGESData_IGESReaderTool::IGESData_IGESReaderTool
if (v[14] < 0) {
fieldent = GetCasted(IGESData_IGESEntity,IR->BoundEntity( (1-v[14])/2 ));
Color = GetCasted(IGESData_ColorEntity, fieldent);
//an entity that is not a color entity and has a number corresponding
//to the color field should not be considered erroneous
if (Color.IsNull()) {
// Sending of message : Incorrect Color Number
Message_Msg Msg34 ("XSTEP_34");
Msg34.Arg(thecnum);
Msg34.Arg(thectyp.Type());
ach->SendWarning(Msg34);
ent->InitDirFieldEntity(13,fieldent);
ent->InitDirFieldEntity(13,Color);
}
else ent->InitColor(Color);
}

13
tests/bugs/iges/bug31812 Normal file
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@ -0,0 +1,13 @@
puts "============"
puts "OCC31812"
puts "============"
puts ""
########################################################################
# Problem of reading IGES files
########################################################################
igesread [locate_data_file OCC31812.igs] a *
checkshape a
checknbshapes a -face 4
checkview -display a -2d -path ${imagedir}/${test_image}.png