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0030189: Data Exchange - Wrong export to STEP of located root.

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Now roots-references in XCAF Document can be exported to STEP without losing structure of assembly/sharing/metadata of this root. New auxiliary root assembly with each root-reference is created to save all necessary data.
This commit is contained in:
ika
2018-10-02 18:29:40 +03:00
committed by bugmaster
parent 13c0e40223
commit 87efa821fa
9 changed files with 163 additions and 16 deletions
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14
src/STEPCAFControl/STEPCAFControl_Writer.cxx
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@@ -512,26 +512,26 @@ Standard_Boolean STEPCAFControl_Writer::Transfer (STEPControl_Writer &writer,
TDF_LabelSequence sublabels;
for ( Standard_Integer i=1; i <= labels.Length(); i++ ) {
TDF_Label L = labels.Value(i);
TopoDS_Shape dummy;
if ( myLabels.IsBound ( L ) ) continue; // already processed
TopoDS_Shape shape = XCAFDoc_ShapeTool::GetShape ( L );
if ( shape.IsNull() ) continue;
// write shape either as a whole, or as multifile (with extern refs)
if ( ! multi ) {
Actor->SetStdMode ( Standard_False );
TDF_LabelSequence comp;
//for case when only part of assemby structure should be written in the document
//For case when only part of assemby structure should be written in the document
//if specified label is component of the assembly then
//in order to save location of this component in the high-level assembly
//and save name of high-level assembly it is necessary to represent structure of high-level assembly
//as assembly with one component specified by current label.
//For that compound containing only specified component is binded to the label of the high-level assembly.
//The such way full structure of high-level assembly was replaced on the assembly contaning one component.
if ( XCAFDoc_ShapeTool::IsComponent ( L ) )
//For case when free shape reference is (located root) also create an auxiliary assembly.
if ( XCAFDoc_ShapeTool::IsReference ( L ) )
{
TopoDS_Compound aComp;
BRep_Builder aB;
@@ -545,7 +545,8 @@ Standard_Boolean STEPCAFControl_Writer::Transfer (STEPControl_Writer &writer,
if(XCAFDoc_ShapeTool::IsAssembly ( ref))
XCAFDoc_ShapeTool::GetComponents ( ref, comp, Standard_True );
}
L = L.Father();
if ( !XCAFDoc_ShapeTool::IsFree ( L ) )
L = L.Father();
}
else
{
@@ -568,7 +569,8 @@ Standard_Boolean STEPCAFControl_Writer::Transfer (STEPControl_Writer &writer,
}
myLabels.Bind ( L, shape );
sublabels.Append ( L );
if ( XCAFDoc_ShapeTool::IsAssembly ( L ) )
if ( XCAFDoc_ShapeTool::IsAssembly ( L ) || XCAFDoc_ShapeTool::IsReference ( L ) )
Actor->RegisterAssembly ( shape );
writer.Transfer(shape,mode,Standard_False);