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0030066: Data Exchange - Fail to load VRML from ArcGIS

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Fixed VrmlData_Scene::readHeader method
This commit is contained in:
ichesnok 2023-03-27 09:37:44 +01:00 committed by vglukhik
parent e3841f9ffe
commit 945e309564
2 changed files with 22 additions and 5 deletions
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21
src/VrmlData/VrmlData_Scene.cxx
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@ -314,12 +314,23 @@ VrmlData_ErrorStatus VrmlData_Scene::ReadLine (VrmlData_InBuffer& theBuffer)
VrmlData_ErrorStatus VrmlData_Scene::readHeader (VrmlData_InBuffer& theBuffer) VrmlData_ErrorStatus VrmlData_Scene::readHeader (VrmlData_InBuffer& theBuffer)
{ {
VrmlData_ErrorStatus aStat = readLine (theBuffer); VrmlData_ErrorStatus aStat = readLine(theBuffer);
if (aStat == VrmlData_StatusOK && if (aStat != VrmlData_StatusOK)
!VRMLDATA_LCOMPARE(theBuffer.LinePtr, "#VRML V2.0")) {
aStat = VrmlData_NotVrmlFile; return VrmlData_NotVrmlFile;
else }
TCollection_AsciiString aHeader(theBuffer.LinePtr);
// The max possible header size is 25 (with spaces)
// 4 (max BOM size) + 11 (search string) + 9 (max size for encoding)
if (aHeader.Length() <= 25 &&
aHeader.Search("#VRML V2.0") != -1)
{
aStat = readLine(theBuffer); aStat = readLine(theBuffer);
}
else
{
aStat = VrmlData_NotVrmlFile;
}
return aStat; return aStat;
} }

6
tests/bugs/stlvrml/bug30066 Normal file
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@ -0,0 +1,6 @@
puts "========"
puts "0030066: Data Exchange - Fail to load VRML from ArcGIS"
puts "========"
puts ""
loadvrml sh [locate_data_file bug30066.wrl]